[ { "Author": "unknown", "OriginalCode": "float de( vec3 p0 ){\n vec4 p = vec4(p0, 1.);\n for(int i = 0; i < 8; i++){\n p.xyz = mod(p.xyz-1.,2.)-1.;\n p*=1.4/dot(p.xyz,p.xyz);\n }\n return (length(p.xz/p.w)*0.25);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.4\n// B: 2.0\n// C: 0.25\n// Offset: N/A\n\n float4 p_iter = float4(p, 1.0);\n for(int i = 0; i < 8; i++){\n p_iter.xyz = fmod(p_iter.xyz-1.0,B)-1.0;\n p_iter=mul(p_iter, A/dot(p_iter.xyz,p_iter.xyz));\n }\n return (length(p_iter.xz/p_iter.w)*C);", "A": 1.4, "B": 2.0, "C": 0.25, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "float de( vec3 p0 ){\n vec4 p = vec4(p0, 1.);\n for(int i = 0; i < 8; i++){\n p.xyz = mod(p.xyz-1., 2.)-1.;\n p*=(1.2/dot(p.xyz,p.xyz));\n }\n p/=p.w;\n return abs(p.x)*0.25;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.2\n// B: 2.0\n// C: 0.25\n// Offset: N/A\n\n float4 p_iter = float4(p, 1.0);\n for(int i = 0; i < 8; i++){\n p_iter.xyz = fmod(p_iter.xyz-1.0, B)-1.0;\n p_iter=mul(p_iter, (A/dot(p_iter.xyz,p_iter.xyz)));\n }\n p_iter/=p_iter.w;\n return abs(p_iter.x)*C;", "A": 1.2, "B": 2.0, "C": 0.25, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "float de( vec3 p0 ){\n vec4 p = vec4(p0, 1.);\n for(int i = 0; i < 8; i++){\n if(p.x > p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n p = abs(p);\n p.xyz = mod(p.xyz-1., 2.)-1.;\n p*=1.23;\n }\n p/=p.w;\n return abs(p.y)*0.25;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.23\n// B: 2.0\n// C: 0.25\n// Offset: N/A\n\n float4 p_iter = float4(p, 1.0);\n for(int i = 0; i < 8; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n p_iter = abs(p_iter);\n p_iter.xyz = fmod(p_iter.xyz-1.0, B)-1.0;\n p_iter=mul(p_iter,A);\n }\n p_iter/=p_iter.w;\n return abs(p_iter.y)*C;", "A": 1.23, "B": 2.0, "C": 0.25, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "float de( vec3 pos ) {\n #define SCALE 2.8\n #define MINRAD2 .25\n #define scale (vec4(SCALE, SCALE, SCALE, abs(SCALE)) / minRad2)\n float minRad2 = clamp(MINRAD2, 1.0e-9, 1.0);\n float absScalem1 = abs(SCALE - 1.0);\n float AbsScale = pow(abs(SCALE), float(1-10));\n vec4 p = vec4(pos,1);\n vec4 p0 = p;\n for (int i = 0; i < 9; i++)\n {\n p.xyz = clamp(p.xyz, -1.0, 1.0) * 2.0 - p.xyz;\n float r2 = dot(p.xyz, p.xyz);\n p *= clamp(max(minRad2/r2, minRad2), 0.0, 1.0);\n p = p*scale + p0;\n }\n return ((length(p.xyz) - absScalem1) / p.w - AbsScale);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.8\n// B: 0.25\n// C: N/A\n// Offset: N/A\n\n float minRad2 = clamp(B, 1.0e-9, 1.0);\n float absScalem1 = abs(A - 1.0);\n float AbsScale = pow(abs(A), float(1-10));\n float4 p_iter = float4(p,1);\n float4 p0 = p_iter;\n for (int i = 0; i < 9; i++)\n {\n p_iter.xyz = clamp(p_iter.xyz, -1.0, 1.0) * 2.0 - p_iter.xyz;\n float r2 = dot(p_iter.xyz, p_iter.xyz);\n p_iter = mul(p_iter, clamp(max(minRad2/r2, minRad2), 0.0, 1.0));\n p_iter = p_iter*(float4(A, A, A, abs(A)) / minRad2) + p0;\n }\n return ((length(p_iter.xyz) - absScalem1) / p_iter.w - AbsScale);", "A": 2.8, "B": 0.25, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "// highly varied domain - take a look around\n float de( vec3 p ){\n p = p.xzy;\n vec3 cSize = vec3(1., 1., 1.3);\n float scale = 1.;\n for( int i=0; i < 12; i++ ){\n p = 2.0*clamp(p, -cSize, cSize) - p;\n float r2 = dot(p,p);\n float k = max((2.)/(r2), .027);\n p *= k; scale *= k;\n }\n float l = length(p.xy);\n float rxy = l - 4.0;\n float n = l * p.z;\n rxy = max(rxy, -(n) / 4.);\n return (rxy) / abs(scale);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.027\n// C: 4.0\n// Offset: N/A\n\n float3 p_iter = p.xzy;\n float3 cSize = float3(1.0, 1.0, 1.3);\n float scale = 1.0;\n for( int i=0; i < 12; i++ ){\n p_iter = 2.0*clamp(p_iter, -cSize, cSize) - p_iter;\n float r2 = dot(p_iter,p_iter);\n float k = max((A)/(r2), B);\n p_iter = mul(p_iter, k); scale = mul(scale, k);\n }\n float l = length(p_iter.xy);\n float rxy = l - C;\n float n = l * p_iter.z;\n rxy = max(rxy, -(n) / 4.0);\n return (rxy) / abs(scale);", "A": 2.0, "B": 0.027, "C": 4.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "// highly varied domain - take a look around\n float de( vec3 p ){\n p = p.xzy;\n vec3 cSize = vec3(1., 1., 1.3);\n float scale = 1.;\n for( int i=0; i < 12; i++ ){\n p = 2.0*clamp(p, -cSize, cSize) - p;\n float r2 = dot(p,p+sin(p.z*.3));\n float k = max((2.)/(r2), .027);\n p *= k; scale *= k;\n }\n float l = length(p.xy);\n float rxy = l - 4.0;\n float n = l * p.z;\n rxy = max(rxy, -(n) / 4.);\n return (rxy) / abs(scale);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 2.0\n// C: 0.027\n// Offset: N/A\n\n float3 p_iter = p.xzy;\n float3 cSize = float3(1.0, 1.0, 1.3);\n float scale = 1.0;\n for( int i=0; i < 12; i++ ){\n p_iter = 2.0*clamp(p_iter, -cSize, cSize) - p_iter;\n float r2 = dot(p_iter,p_iter+sin(p_iter.z*A));\n float k = max((B)/(r2), C);\n p_iter = mul(p_iter, k); scale = mul(scale, k);\n }\n float l = length(p_iter.xy);\n float rxy = l - 4.0;\n float n = l * p_iter.z;\n rxy = max(rxy, -(n) / 4.0);\n return (rxy) / abs(scale);", "A": 0.3, "B": 2.0, "C": 0.027, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "iq", "OriginalCode": "float de( vec3 p ){\n float scale = 1.0;\n float orb = 10000.0;\n for( int i=0; i<6; i++ ){\n p = -1.0 + 2.0*fract(0.5*p+0.5);\n p -= sign(p)*0.04; // trick\n float r2 = dot(p,p);\n float k = 0.95/r2;\n p *= k; scale *= k;\n orb = min( orb, r2);\n }\n\n float d1 = sqrt( min( min( dot(p.xy,p.xy),\n dot(p.yz,p.yz) ), dot(p.zx,p.zx) ) ) - 0.02;\n float d2 = abs(p.y);\n float dmi = d2;\n if( d1 < d2 ) dmi = d1;\n return 0.5*dmi/scale;\n }", "ConvertedCode": "// author: iq\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.04\n// B: 0.95\n// C: 0.02\n// Offset: N/A\n\n float scale = 1.0;\n float orb = 10000.0;\n float3 p_iter = p;\n for( int i=0; i<6; i++ ){\n p_iter = -1.0 + 2.0*frac(0.5*p_iter+0.5);\n p_iter -= sign(p_iter)*A; // trick\n float r2 = dot(p_iter,p_iter);\n float k = B/r2;\n p_iter = mul(p_iter, k); scale = mul(scale, k);\n orb = min( orb, r2);\n }\n\n float d1 = sqrt( min( min( dot(p_iter.xy,p_iter.xy),\n dot(p_iter.yz,p_iter.yz) ), dot(p_iter.zx,p_iter.zx) ) ) - C;\n float d2 = abs(p_iter.y);\n float dmi = d2;\n if( d1 < d2 ) dmi = d1;\n return 0.5*dmi/scale;", "A": 0.04, "B": 0.95, "C": 0.02, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "// highly varied domain - take a look around\n float de( vec3 p ){\n vec3 CSize = vec3(1., 1.7, 1.);\n p = p.xzy;\n float scale = 1.1;\n for( int i=0; i < 8;i++ ){\n p = 2.0*clamp(p, -CSize, CSize) - p;\n float r2 = dot(p,p);\n float k = max((2.)/(r2), .5);\n p *= k; scale *= k;\n }\n float l = length(p.xy);\n float rxy = l - 1.0;\n float n = l * p.z;\n rxy = max(rxy, (n) / 8.);\n return (rxy) / abs(scale);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.1\n// B: 2.0\n// C: 0.5\n// Offset: N/A\n\n float3 CSize = float3(1.0, 1.7, 1.0);\n float3 p_iter = p.xzy;\n float scale = A;\n for( int i=0; i < 8;i++ ){\n p_iter = 2.0*clamp(p_iter, -CSize, CSize) - p_iter;\n float r2 = dot(p_iter,p_iter);\n float k = max((B)/(r2), C);\n p_iter = mul(p_iter, k); scale = mul(scale, k);\n }\n float l = length(p_iter.xy);\n float rxy = l - 1.0;\n float n = l * p_iter.z;\n rxy = max(rxy, (n) / 8.0);\n return (rxy) / abs(scale);", "A": 1.1, "B": 2.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "// highly varied domain - take a look around\n float de( vec3 p ){\n vec3 CSize = vec3(1., 1.7, 1.);\n p = p.xzy;\n float scale = 1.1;\n for( int i=0; i < 8;i++ ){\n p = 2.0*clamp(p, -CSize, CSize) - p;\n float r2 = dot(p,p+sin(p.z*.3));\n float k = max((2.)/(r2), .5);\n p *= k; scale *= k;\n }\n float l = length(p.xy);\n float rxy = l - 1.0;\n float n = l * p.z;\n rxy = max(rxy, (n) / 8.);\n return (rxy) / abs(scale);\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 1.1\n// C: 2.0\n// Offset: N/A\n\n float3 CSize = float3(1.0, 1.7, 1.0);\n float3 p_iter = p.xzy;\n float scale = B;\n for( int i=0; i < 8;i++ ){\n p_iter = 2.0*clamp(p_iter, -CSize, CSize) - p_iter;\n float r2 = dot(p_iter,p_iter+sin(p_iter.z*A));\n float k = max((C)/(r2), 0.5);\n p_iter = mul(p_iter, k); scale = mul(scale, k);\n }\n float l = length(p_iter.xy);\n float rxy = l - 1.0;\n float n = l * p_iter.z;\n rxy = max(rxy, (n) / 8.0);\n return (rxy) / abs(scale);", "A": 0.3, "B": 1.1, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "vec3 fold( vec3 p0 ){\n vec3 p = p0;\n if(length(p) > 1.2) return p;\n p = mod(p,2.)-1.;\n return p;\n }\n\n float de( vec3 p0 ){\n vec4 p = vec4(p0, 1.);\n for(int i = 0; i < 12; i++){\n if(p.x > p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n p = abs(p);\n p.xyz = fold(p.xyz);\n p.xyz = mod(p.xyz-1., 2.)-1.;\n p*=(1.2/dot(p.xyz,p.xyz));\n }\n p/=p.w;\n return abs(p.x)*0.25;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.2\n// B: 2.0\n// C: 0.25\n// Offset: N/A\n\n float4 p_iter = float4(p, 1.0);\n for(int i = 0; i < 12; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n p_iter = abs(p_iter);\n // Inlined fold function\n {\n float3 p_fold = p_iter.xyz;\n if(length(p_fold) <= 1.2) {\n p_fold = fmod(p_fold,2.0)-1.0;\n }\n p_iter.xyz = p_fold;\n }\n p_iter.xyz = fmod(p_iter.xyz-1.0, B)-1.0;\n p_iter=mul(p_iter, (A/dot(p_iter.xyz,p_iter.xyz)));\n }\n p_iter/=p_iter.w;\n return abs(p_iter.x)*C;", "A": 1.2, "B": 2.0, "C": 0.25, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p=abs(p)-1.2;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=1.;\n for(int i=0;i<6;i++){\n p=abs(p);\n float r=2./clamp(dot(p,p),.1,1.);\n s*=r; p*=r; p-=vec3(.6,.6,3.5);\n }\n float a=1.5;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 2.0\n// C: 1.2\n// Offset: (0.6,0.6,3.5)\n\n float3 p_iter = abs(p)-C;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=1.0;\n for(int i=0;i<6;i++){\n p_iter=abs(p_iter);\n float r=B/clamp(dot(p_iter,p_iter),0.1,1.0);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter-=Offset;\n }\n float a=A;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 1.5, "B": 2.0, "C": 1.2, "OffsetX": 0.6, "OffsetY": 0.6, "OffsetZ": 3.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n // box fold\n p=abs(p)-15.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=2.;\n for (int i=0; i<8; i++){\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.);\n float r=-1.55/max(.41,dot(p,p));\n s*=r; p*=r; p-=.5;\n }\n s=abs(s);\n return dot(p,normalize(vec3(1,2,3)))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 15.0\n// B: 1.55\n// C: 0.41\n// Offset: N/A\n\n // box fold\n float3 p_iter = abs(p)-A;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=2.0;\n for (int i=0; i<8; i++){\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0);\n float r=-B/max(C,dot(p_iter,p_iter));\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter-=0.5;\n }\n s=abs(s);\n return dot(p_iter,normalize(float3(1,2,3)))/s;", "A": 15.0, "B": 1.55, "C": 0.41, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "void sFold90( inout vec2 p ){\n vec2 v=normalize(vec2(1,-1));\n float g=dot(p,v);\n p-=(g-sqrt(g*g+1e-1))*v;\n }\n\n float de( vec3 p ){\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n p=abs(p)-1.8;\n sFold90(p.zy);\n sFold90(p.xy);\n sFold90(p.zx);\n float s=2.;\n vec3 offset=p*.5;\n for(int i=0;i<8;i++){\n p=1.-abs(p-1.);\n float r=-1.3*max(1.5/dot(p,p),1.5);\n s*=r; p*=r; p+=offset;\n p.zx*=rot(-1.2);\n }\n s=abs(s); float a=8.5;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.8\n// B: 1.3\n// C: 1.5\n// Offset: N/A\n\n float3 p_iter =abs(p)-A;\n // Inlined sFold90\n {\n float2 temp_p = p_iter.zy;\n float2 v=normalize(float2(1,-1));\n float g=dot(temp_p,v);\n temp_p-=(g-sqrt(g*g+1e-1))*v;\n p_iter.zy = temp_p;\n }\n {\n float2 temp_p = p_iter.xy;\n float2 v=normalize(float2(1,-1));\n float g=dot(temp_p,v);\n temp_p-=(g-sqrt(g*g+1e-1))*v;\n p_iter.xy = temp_p;\n }\n {\n float2 temp_p = p_iter.zx;\n float2 v=normalize(float2(1,-1));\n float g=dot(temp_p,v);\n temp_p-=(g-sqrt(g*g+1e-1))*v;\n p_iter.zx = temp_p;\n }\n float s=2.0;\n float3 local_offset=p_iter*0.5;\n for(int i=0;i<8;i++){\n p_iter=1.0-abs(p_iter-1.0);\n float r=-B*max(C/dot(p_iter,p_iter),1.5);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=local_offset;\n p_iter.zx=mul(p_iter.zx, float2x2(cos(-1.2),sin(-1.2),-sin(-1.2),cos(-1.2)));\n }\n s=abs(s); float a=8.5;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 1.8, "B": 1.3, "C": 1.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float lpNorm( vec3 p, float n ){\n p = pow(abs(p), vec3(n));\n return pow(p.x+p.y+p.z, 1.0/n);\n }\n\n float de( vec3 p ){\n vec3 offset=p*.5;\n float s=2.;\n for (int i=0; i<5; i++){\n p=clamp(p,-1.,1.)*2.-p;\n float r=-10.*clamp(max(.3/pow(\n lpNorm(p,5.),2.),.3),.0,.6);\n s*=r; p*=r; p+=offset;\n }\n s=abs(s); float a=10.;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 10.0\n// C: 0.3\n// Offset: N/A\n\n float3 local_offset=p*0.5;\n float s=A;\n float3 p_iter = p;\n for (int i=0; i<5; i++){\n p_iter=clamp(p_iter,-1.0,1.0)*2.0-p_iter;\n // Inlined lpNorm\n float lpNormVal;\n {\n float3 p_lp = pow(abs(p_iter), float3(5.0));\n lpNormVal = pow(p_lp.x+p_lp.y+p_lp.z, 1.0/5.0);\n }\n float r=-B*clamp(max(C/pow(\n lpNormVal,2.0),0.3),0.0,0.6);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=local_offset;\n }\n s=abs(s); float a=10.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 2.0, "B": 10.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define sabs1(p)sqrt((p)*(p)+1e-1)\n #define sabs2(p)sqrt((p)*(p)+1e-3)\n float de( vec3 p ){\n float s=2.; p=abs(p);\n for (int i=0; i<4; i++){\n p=1.-sabs2(p-1.);\n float r=-9.*clamp(max(.2/pow(min(min(sabs1(p.x),\n sabs1(p.y)),sabs1(p.z)),.5), .1), 0., .5);\n s*=r; p*=r; p+=1.;\n }\n s=abs(s); float a=2.;\n p-=clamp(p,-a,a);\n return length(p)/s-.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 9.0\n// C: 0.2\n// Offset: N/A\n\n float s=A; float3 p_iter =abs(p);\n for (int i=0; i<4; i++){\n p_iter=1.0-(sqrt((p_iter-1.0)*(p_iter-1.0)+1e-3));\n float r=-B*clamp(max(C/pow(min(min(sqrt((p_iter.x)*(p_iter.x)+1e-1),\n sqrt((p_iter.y)*(p_iter.y)+1e-1)),sqrt((p_iter.z)*(p_iter.z)+1e-1)),0.5), 0.1), 0.0, 0.5);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=1.0;\n }\n s=abs(s); float a=2.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s-0.01;", "A": 2.0, "B": 9.0, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=3.;\n for(int i = 0; i < 4; i++) {\n p=mod(p-1.,2.)-1.;\n float r=1.2/dot(p,p);\n p*=r; s*=r;\n }\n p = abs(p)-0.8;\n if (p.x < p.z) p.xz = p.zx;\n if (p.y < p.z) p.yz = p.zy;\n if (p.x < p.y) p.xy = p.yx;\n return length(cross(p,normalize(vec3(0,1,1))))/s-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.2\n// C: 0.8\n// Offset: N/A\n\n float s=A;\n float3 p_iter = p;\n for(int i = 0; i < 4; i++) {\n p_iter=fmod(p_iter-1.0,2.0)-1.0;\n float r=B/dot(p_iter,p_iter);\n p_iter=mul(p_iter, r); s=mul(s, r);\n }\n p_iter = abs(p_iter)-C;\n if (p_iter.x < p_iter.z) p_iter.xz = p_iter.zx;\n if (p_iter.y < p_iter.z) p_iter.yz = p_iter.zy;\n if (p_iter.x < p_iter.y) p_iter.xy = p_iter.yx;\n return length(cross(p_iter,normalize(float3(0,1,1))))/s-0.001;", "A": 3.0, "B": 1.2, "C": 0.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=3.; p=abs(p);\n for (float i=0.; i<9.; i++){\n p-=clamp(p,-1.,1.)*2.;\n float r=6.62*clamp(.12/min(dot(p,p),1.),0.,1.);\n s*=r; p*=r; p+=1.5;\n }\n s=abs(s); float a=.8;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 6.62\n// C: 0.12\n// Offset: N/A\n\n float s=A; float3 p_iter =abs(p);\n for (float i=0.0; i<9.0; i++){\n p_iter-=clamp(p_iter,-1.0,1.0)*2.0;\n float r=B*clamp(C/min(dot(p_iter,p_iter),1.0),0.0,1.0);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=1.5;\n }\n s=abs(s); float a=0.8;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 3.0, "B": 6.62, "C": 0.12, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=12.; p=abs(p);\n vec3 offset=p*3.;\n for (float i=0.; i<5.; i++){\n p=1.-abs(p-1.);\n float r=-5.5*clamp(.3*max(2.5/dot(p,p),.8),0.,1.5);\n p*=r; p+=offset; s*=r;\n }\n s=abs(s); p=abs(p)-3.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float a=3.;\n p-=clamp(p,-a,a);\n return length(p.xz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 12.0\n// B: 5.5\n// C: 2.5\n// Offset: N/A\n\n float s=A; float3 p_iter =abs(p);\n float3 local_offset=p_iter*3.0;\n for (float i=0.0; i<5.0; i++){\n p_iter=1.0-abs(p_iter-1.0);\n float r=-B*clamp(0.3*max(C/dot(p_iter,p_iter),0.8),0.0,1.5);\n p_iter=mul(p_iter, r); p_iter+=local_offset; s=mul(s, r);\n }\n s=abs(s); p_iter=abs(p_iter)-3.0;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float a=3.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter.xz)/s;", "A": 12.0, "B": 5.5, "C": 2.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n p=abs(p)-3.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=3.;\n vec3 offset=p*1.2;\n for (float i=0.;i<8.;i++){\n p=1.-abs(p-1.);\n float r=-6.5*clamp(.41*max(1.1/dot(p,p),.8),.0,1.8);\n s*=r; p*=r; p+=offset;\n p.yz*=rot(-1.2);\n }\n s=abs(s);\n float a=20.;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 3.0\n// C: 1.2\n// Offset: N/A\n\n float3 p_iter =abs(p)-A;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=B;\n float3 local_offset=p_iter*C;\n for (float i=0.0;i<8.0;i++){\n p_iter=1.0-abs(p_iter-1.0);\n float r=-6.5*clamp(0.41*max(1.1/dot(p_iter,p_iter),0.8),0.0,1.8);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=local_offset;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(-1.2),sin(-1.2),-sin(-1.2),cos(-1.2)));\n }\n s=abs(s);\n float a=20.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 3.0, "B": 3.0, "C": 1.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ) {\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n p=abs(p)-2.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=2.5;\n vec3 off=p*2.8;\n for (float i=0.;i<6.;i++) {\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.);\n float r=-11.*clamp(.8*max(2.5/dot(p,p),.2),.3,.6);\n s*=r; p*=r; p+=off;\n p.yz*=rot(2.1);\n }\n s=abs(s);\n float a=30.;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.5\n// C: 2.8\n// Offset: N/A\n\n float3 p_iter =abs(p)-A;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=B;\n float3 off=p_iter*C;\n for (float i=0.0;i<6.0;i++) {\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0);\n float r=-11.0*clamp(0.8*max(2.5/dot(p_iter,p_iter),0.2),0.3,0.6);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=off;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(2.1),sin(2.1),-sin(2.1),cos(2.1)));\n }\n s=abs(s);\n float a=30.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 2.0, "B": 2.5, "C": 2.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p=abs(p);\n float s=3.;\n vec3 offset = p*.5;\n for (float i=0.; i<5.; i++){\n p=1.-abs(p-1.);\n float r=-3.*clamp(.57*max(3./dot(p,p),.9),0.,1.);\n s*=r; p*=r; p+=offset;\n }\n s=abs(s);\n return length(cross(p,normalize(vec3(1))))/s-.008;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 0.5\n// C: 3.0\n// Offset: N/A\n\n float3 p_iter=abs(p);\n float s=A;\n float3 local_offset = p_iter*B;\n for (float i=0.0; i<5.0; i++){\n p_iter=1.0-abs(p_iter-1.0);\n float r=-3.0*clamp(0.57*max(C/dot(p_iter,p_iter),0.9),0.0,1.0);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=local_offset;\n }\n s=abs(s);\n return length(cross(p_iter,normalize(float3(1))))/s-0.008;", "A": 3.0, "B": 0.5, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p.xy=abs(p.xy)-2.;\n if(p.x < p.y)p.xy=p.yx;\n p.z=mod(p.z,4.)-2.;\n p.x-=3.2; p=abs(p);\n float s=2.;\n vec3 offset= p*1.5;\n for (float i=0.; i<5.; i++){\n p=1.-abs(p-1.);\n float r=-7.5*clamp(.38*max(1.2/dot(p,p),1.),0.,1.);\n s*=r; p*=r; p+=offset;\n }\n s=abs(s);\n float a=100.;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 4.0\n// C: 3.2\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.xy=abs(p_iter.xy)-A;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n p_iter.z=fmod(p_iter.z,B)-2.0;\n p_iter.x-=C; p_iter=abs(p_iter);\n float s=2.0;\n float3 local_offset= p_iter*1.5;\n for (float i=0.0; i<5.0; i++){\n p_iter=1.0-abs(p_iter-1.0);\n float r=-7.5*clamp(0.38*max(1.2/dot(p_iter,p_iter),1.0),0.0,1.0);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=local_offset;\n }\n s=abs(s);\n float a=100.0;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 2.0, "B": 4.0, "C": 3.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n float s=1.;\n for(int i=0;i<3;i++){\n p=abs(p)-.3;\n if(p.x < p.y)p.xy=p.yx;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n p.xy=abs(p.xy)-.2;\n p.xy*=rot(.3);\n p.yz*=rot(.3);\n p*=2.; s*=2.;\n }\n p/=s;\n float h=.5;\n p.x-=clamp(p.x,-h,h);\n return length(vec2(length(p.xy)-.5,p.z))-.05;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 0.2\n// C: 0.3\n// Offset: N/A\n\n float s=1.0;\n float3 p_iter = p;\n for(int i=0;i<3;i++){\n p_iter=abs(p_iter)-A;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n p_iter.xy=abs(p_iter.xy)-B;\n p_iter.xy=mul(p_iter.xy, float2x2(cos(0.3),sin(0.3),-sin(0.3),cos(0.3)));\n p_iter.yz=mul(p_iter.yz, float2x2(cos(C),sin(C),-sin(C),cos(C)));\n p_iter=mul(p_iter, 2.0); s=mul(s, 2.0);\n }\n p_iter/=s;\n float h=0.5;\n p_iter.x-=clamp(p_iter.x,-h,h);\n return length(float2(length(p_iter.xy)-0.5,p_iter.z))-0.05;", "A": 0.3, "B": 0.2, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=1.;\n for(int i=0;i<3;i++){\n p=abs(p)-.3;\n if(p.x < p.y)p.xy=p.yx;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n p.xy-=.2; p*=2.; s*=2.;\n }\n p/=s;\n float h=.5;\n p.x-=clamp(p.x,-h,h);\n return length(vec2(length(p.xy)-.5,p.z))-.05;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 0.2\n// C: 0.5\n// Offset: N/A\n\n float s=1.0;\n float3 p_iter = p;\n for(int i=0;i<3;i++){\n p_iter=abs(p_iter)-A;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n p_iter.xy-=B; p_iter=mul(p_iter, 2.0); s=mul(s, 2.0);\n }\n p_iter/=s;\n float h=C;\n p_iter.x-=clamp(p_iter.x,-h,h);\n return length(float2(length(p_iter.xy)-0.5,p_iter.z))-0.05;", "A": 0.3, "B": 0.2, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n for(int i=0;i<3;i++){\n p=abs(p)-.3;\n if(p.x < p.y)p.xy=p.yx;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n p.xy-=.2; p.xy*=rot(.5); p.yz*=rot(.5);\n }\n float h=.5;\n p.x-=clamp(p.x,-h,h);\n return length(vec2(length(p.xy)-.5,p.z))-.05;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 0.2\n// C: 0.5\n// Offset: N/A\n\n float3 p_iter = p;\n for(int i=0;i<3;i++){\n p_iter=abs(p_iter)-A;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n p_iter.xy-=B; p_iter.xy=mul(p_iter.xy, float2x2(cos(0.5),sin(0.5),-sin(0.5),cos(0.5))); p_iter.yz=mul(p_iter.yz, float2x2(cos(0.5),sin(0.5),-sin(0.5),cos(0.5)));\n }\n float h=C;\n p_iter.x-=clamp(p_iter.x,-h,h);\n return length(float2(length(p_iter.xy)-0.5,p_iter.z))-0.05;", "A": 0.3, "B": 0.2, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define TAUg atan(1.)*8.\n vec2 pmodg(vec2 p, float n){\n float a=mod(atan(p.y, p.x),TAUg/n)-.5 *TAUg/n;\n return length(p)*vec2(sin(a),cos(a));\n }\n\n float de( vec3 p ){\n for(int i=0;i<4;i++){\n p.xy = pmodg(p.xy,10.); p.y-=2.;\n p.yz = pmodg(p.yz, 12.); p.z-=10.;\n }\n return dot(abs(p),normalize(vec3(13,1,7)))-.7;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 10.0\n// C: 0.7\n// Offset: N/A\n\n float3 p_iter = p;\n for(int i=0;i<4;i++){\n // Inlined pmodg\n {\n float2 temp_p = p_iter.xy;\n float TAUg = atan(1.0)*8.0;\n float a = fmod(atan2(temp_p.y, temp_p.x),TAUg/10.0)-0.5 *TAUg/10.0;\n p_iter.xy = length(temp_p)*float2(sin(a),cos(a));\n }\n p_iter.y-=A;\n {\n float2 temp_p = p_iter.yz;\n float TAUg = atan(1.0)*8.0;\n float a = fmod(atan2(temp_p.y, temp_p.x),TAUg/12.0)-0.5 *TAUg/12.0;\n p_iter.yz = length(temp_p)*float2(sin(a),cos(a));\n }\n p_iter.z-=B;\n }\n return dot(abs(p_iter),normalize(float3(13,1,7)))-C;", "A": 2.0, "B": 10.0, "C": 0.7, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p.x-=4.;\n p=mod(p,8.)-4.;\n for(int j=0;j<3;j++){\n p.xy=abs(p.xy)-.3;\n p.yz=abs(p.yz)+.7,\n p.xz=abs(p.xz)-.2;\n }\n return length(cross(p,vec3(.5)))-.1;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 8.0\n// C: 4.0\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.x-=A;\n p_iter=fmod(p_iter,B)-C;\n for(int j=0;j<3;j++){\n p_iter.xy=abs(p_iter.xy)-0.3;\n p_iter.yz=abs(p_iter.yz)+0.7,\n p_iter.xz=abs(p_iter.xz)-0.2;\n }\n return length(cross(p_iter,float3(0.5)))-0.1;", "A": 4.0, "B": 8.0, "C": 4.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "vec3 fold(vec3 p0){\n vec3 p = p0;\n if(length(p) > 2.)return p;\n p = mod(p,2.)-1.;\n return p;\n }\n\n float de( vec3 p0 ){\n vec4 p = vec4(p0, 1.);\n escape = 0.;\n if(p.x > p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p = abs(p);\n for(int i = 0; i < 8; i++){\n p.xyz = fold(p.xyz);\n p.xyz = fract(p.xyz*0.5 - 1.)*2.-1.0;\n p*=(1.1/clamp(dot(p.xyz,p.xyz),-0.1,1.));\n }\n p/=p.w;\n return abs(p.x)*0.25;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.1\n// B: 0.1\n// C: 0.25\n// Offset: N/A\n\n float4 p_iter = float4(p, 1.0);\n //escape = 0.0;\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter = abs(p_iter);\n for(int i = 0; i < 8; i++){\n // Inlined fold function\n {\n float3 p_fold = p_iter.xyz;\n if(length(p_fold) <= 2.0) {\n p_fold = fmod(p_fold,2.0)-1.0;\n }\n p_iter.xyz = p_fold;\n }\n p_iter.xyz = frac(p_iter.xyz*0.5 - 1.0)*2.0-1.0;\n p_iter=mul(p_iter, (A/clamp(dot(p_iter.xyz,p_iter.xyz),-B,1.0)));\n }\n p_iter/=p_iter.w;\n return abs(p_iter.x)*C;", "A": 1.1, "B": 0.1, "C": 0.25, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=mod(p,2.)-1.;\n p=abs(p)-1.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=1.;\n for(int i=0;i<10;i++){\n float r2=2./clamp(dot(p,p),.1,1.);\n p=abs(p)*r2-vec3(.6,.6,3.5);\n s*=r2;\n }\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.1\n// Offset: (0.6,0.6,3.5)\n\n float3 p_iter =fmod(p,A)-1.0;\n p_iter=abs(p_iter)-1.0;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=1.0;\n for(int i=0;i<10;i++){\n float r2=B/clamp(dot(p_iter,p_iter),C,1.0);\n p_iter=mul(abs(p_iter),r2)-Offset;\n s=mul(s, r2);\n }\n return length(p_iter)/s;", "A": 2.0, "B": 2.0, "C": 0.1, "OffsetX": 0.6, "OffsetY": 0.6, "OffsetZ": 3.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ) {\n float itr=10.,r=0.1;\n p=mod(p-1.5,3.)-1.5;\n p=abs(p)-1.3;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=1.;\n p-=vec3(.5,-.3,1.5);\n for(float i=0.;i++ < itr;) {\n float r2=2./clamp(dot(p,p),.1,1.);\n p=abs(p)*r2;\n p-=vec3(.7,.3,5.5);\n s*=r2;\n }\n return length(p.xy)/(s-r);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 0.1\n// C: 1.5\n// Offset: (0.5,-0.3,1.5)\n\n float itr=A,r=B;\n float3 p_iter=fmod(p-1.5,3.0)-C;\n p_iter=abs(p_iter)-1.3;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=1.0;\n p_iter-=Offset;\n for(float i=0.0;i++ < itr;) {\n float r2=2.0/clamp(dot(p_iter,p_iter),0.1,1.0);\n p_iter=mul(abs(p_iter),r2);\n p_iter-=float3(0.7,0.3,5.5);\n s=mul(s, r2);\n }\n return length(p_iter.xy)/(s-r);", "A": 10.0, "B": 0.1, "C": 1.5, "OffsetX": 0.5, "OffsetY": -0.3, "OffsetZ": 1.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ) {\n float s=2.,r2;\n p=abs(p);\n for(int i=0; i<12;i++) {\n p=1.-abs(p-1.);\n r2=1.2/dot(p,p);\n p*=r2; s*=r2;\n }\n return length(cross(p,normalize(vec3(1))))/s-0.003;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.2\n// C: 0.003\n// Offset: N/A\n\n float s=A,r2;\n float3 p_iter=abs(p);\n for(int i=0; i<12;i++) {\n p_iter=1.0-abs(p_iter-1.0);\n r2=B/dot(p_iter,p_iter);\n p_iter=mul(p_iter, r2); s=mul(s, r2);\n }\n return length(cross(p_iter,normalize(float3(1))))/s-C;", "A": 2.0, "B": 1.2, "C": 0.003, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=2.,r2;\n p=abs(p);\n for(int i=0; i<12;i++) {\n p=1.-abs(p-1.);\n r2=(i%3==1)?1.3:1.3/dot(p,p);\n p*=r2; s*=r2;\n }\n return length(cross(p,normalize(vec3(1))))/s-0.003;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.3\n// C: 1.3\n// Offset: N/A\n\n float s=A,r2;\n float3 p_iter=abs(p);\n for(int i=0; i<12;i++) {\n p_iter=1.0-abs(p_iter-1.0);\n r2=(i%3==1)?B:C/dot(p_iter,p_iter);\n p_iter=mul(p_iter, r2); s=mul(s, r2);\n }\n return length(cross(p_iter,normalize(float3(1))))/s-0.003;", "A": 2.0, "B": 1.3, "C": 1.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define fold45(p)(p.y>p.x)?p.yx:p\n float de(vec3 p) {\n float scale = 2.1, off0 = .8, off1 = .3, off2 = .83;\n vec3 off =vec3(2.,.2,.1);\n float s=1.0;\n for(int i = 0;++i<20;) {\n p.xy = abs(p.xy);\n p.xy = fold45(p.xy);\n p.y -= off0;\n p.y = -abs(p.y);\n p.y += off0;\n p.x += off1;\n p.xz = fold45(p.xz);\n p.x -= off2;\n p.xz = fold45(p.xz);\n p.x += off1;\n p -= off;\n p *= scale;\n p += off;\n s *= scale;\n }\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.1\n// B: 0.8\n// C: 0.3\n// Offset: N/A\n\n float scale = A, off0 = B, off1 = C, off2 = 0.83;\n float3 off =float3(2.0,0.2,0.1);\n float s=1.0;\n float3 p_iter = p;\n for(int i = 0;++i<20;) {\n p_iter.xy = abs(p_iter.xy);\n p_iter.xy = (p_iter.y>p_iter.x)?p_iter.yx:p_iter.xy;\n p_iter.y -= off0;\n p_iter.y = -abs(p_iter.y);\n p_iter.y += off0;\n p_iter.x += off1;\n p_iter.xz = (p_iter.z>p_iter.x)?p_iter.zx:p_iter.xz;\n p_iter.x -= off2;\n p_iter.xz = (p_iter.z>p_iter.x)?p_iter.zx:p_iter.xz;\n p_iter.x += off1;\n p_iter -= off;\n p_iter = mul(p_iter, scale);\n p_iter += off;\n s = mul(s, scale);\n }\n return length(p_iter)/s;", "A": 2.1, "B": 0.8, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s=4.;\n p=abs(p);\n vec3 off=p*4.6;\n for (float i=0.; i<8.; i++){\n p=1.-abs(abs(p-2.)-1.);\n float r=-13.*clamp(.38*max(1.3/dot(p,p),.7),0.,3.3);\n s*=r; p*=r; p+=off;\n }\n return length(cross(p,normalize(vec3(1,3,3))))/s-.006;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 4.6\n// C: 13.0\n// Offset: N/A\n\n float s=A;\n float3 p_iter =abs(p);\n float3 off=p_iter*B;\n for (float i=0.0; i<8.0; i++){\n p_iter=1.0-abs(abs(p_iter-2.0)-1.0);\n float r=-C*clamp(0.38*max(1.3/dot(p_iter,p_iter),0.7),0.0,3.3);\n s=mul(s, r); p_iter=mul(p_iter, r); p_iter+=off;\n }\n return length(cross(p_iter,normalize(float3(1,3,3))))/s-0.006;", "A": 4.0, "B": 4.6, "C": 13.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "vec3 rotate(vec3 p,vec3 axis,float theta){\n vec3 v = cross(axis,p), u = cross(v, axis);\n return u * cos(theta) + v * sin(theta) + axis * dot(p, axis);\n }\n\n vec2 pmod(vec2 p, float r){\n float a = mod(atan(p.y, p.x), (M_PI*2) / r) - 0.5 * (M_PI*2) / r;\n return length(p) * vec2(-sin(a), cos(a));\n }\n\n float de(vec3 p){\n for(int i=0;i<5;i++){\n p.xy = pmod43(p.xy,12.0); p.y-=4.0;\n p.yz = pmod43(p.yz,16.0); p.z-=6.8;\n }\n return dot(abs(p),rotate43(normalize(vec3(2,1,3)),\n normalize(vec3(7,1,2)),1.8))-0.3;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n// NOTE: This shader uses undefined functions: pmod43, rotate43.\n// Conversion may be incorrect without their definitions.\n\n float3 p_iter = p;\n for(int i=0;i<5;i++){\n p_iter.xy = pmod43(p_iter.xy,12.0); p_iter.y-=4.0;\n p_iter.yz = pmod43(p_iter.yz,16.0); p_iter.z-=6.8;\n }\n return dot(abs(p_iter),rotate43(normalize(float3(2,1,3)),\n normalize(float3(7,1,2)),1.8))-0.3;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define pmod(p,n)length(p)*sin(vec2(0.,M_PI/2.)\\\n +mod(atan(p.y,p.x),2.*M_PI/n)-M_PI/n)\n #define fold(p,v)p-2.*min(0.,dot(p,v))*v;\n\n float de( vec3 p ){\n float s = 1.0;\n p.z=fract(p.z)-.5;\n for(int i=0;i<20;i++){ // expensive\n p.y += .15;\n p.xz = abs(p.xz);\n for(int j=0;j<2;j++){\n p.xy = pmod(p.xy,8.);\n p.y -= .18;\n }\n p.xy = fold(p.xy,normalize(vec2(1,-.8)));\n p.y = -abs(p.y);\n p.y += .4;\n p.yz = fold(p.yz,normalize(vec2(3,-1)));\n p.x -= .47;\n p.yz = fold(p.yz,normalize(vec2(2,-7)));\n p -= vec3(1.7,.4,0);\n float r2= 3.58/dot(p,p);\n p *= r2;\n p += vec3(1.8,.7,.0);\n s *= r2;\n }\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.15\n// B: 0.18\n// C: 0.4\n// Offset: (1.7,0.4,0)\n\n float s = 1.0;\n float3 p_iter = p;\n p_iter.z=frac(p_iter.z)-0.5;\n for(int i=0;i<20;i++){ // expensive\n p_iter.y += A;\n p_iter.xz = abs(p_iter.xz);\n for(int j=0;j<2;j++){\n p_iter.xy = length(p_iter.xy)*sin(float2(0.0,3.14159265/2.0) +fmod(atan2(p_iter.xy.y,p_iter.xy.x),2.0*3.14159265/8.0)-3.14159265/8.0);\n p_iter.y -= B;\n }\n p_iter.xy = p_iter.xy-2.0*min(0.0,dot(p_iter.xy,normalize(float2(1,-0.8))))*normalize(float2(1,-0.8));\n p_iter.y = -abs(p_iter.y);\n p_iter.y += C;\n p_iter.yz = p_iter.yz-2.0*min(0.0,dot(p_iter.yz,normalize(float2(3,-1))))*normalize(float2(3,-1));\n p_iter.x -= 0.47;\n p_iter.yz = p_iter.yz-2.0*min(0.0,dot(p_iter.yz,normalize(float2(2,-7))))*normalize(float2(2,-7));\n p_iter -= Offset;\n float r2= 3.58/dot(p_iter,p_iter);\n p_iter = mul(p_iter, r2);\n p_iter += float3(1.8,0.7,0.0);\n s = mul(s, r2);\n }\n return length(p_iter)/s;", "A": 0.15, "B": 0.18, "C": 0.4, "OffsetX": 1.7, "OffsetY": 0.4, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p.z-=2.5;\n float s = 3.;\n float e = 0.;\n for(int j=0;j++<8;)\n s*=e=3.8/clamp(dot(p,p),0.,2.),\n p=abs(p)*e-vec3(1,15,1);\n return length(cross(p,vec3(1,1,-1)*.577))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.5\n// B: 3.0\n// C: 3.8\n// Offset: (1,15,1)\n\n float3 p_iter = p;\n p_iter.z-=A;\n float s = B;\n float e = 0.0;\n for(int j=0;j++<8;)\n s=mul(s, e=C/clamp(dot(p_iter,p_iter),0.0,2.0)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return length(cross(p_iter,float3(1,1,-1)*0.577))/s;", "A": 2.5, "B": 3.0, "C": 3.8, "OffsetX": 1.0, "OffsetY": 15.0, "OffsetZ": 1.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s = 2.;\n float e = 0.;\n for(int j=0;++j<7;)\n p.xz=abs(p.xz)-2.3,\n p.z>p.x?p=p.zyx:p,\n p.z=1.5-abs(p.z-1.3+sin(p.z)*.2),\n p.y>p.x?p=p.yxz:p,\n p.x=3.-abs(p.x-5.+sin(p.x*3.)*.2),\n p.y>p.x?p=p.yxz:p,\n p.y=.9-abs(p.y-.4),\n e=12.*clamp(.3/min(dot(p,p),1.),.0,1.)+\n 2.*clamp(.1/min(dot(p,p),1.),.0,1.),\n p=e*p-vec3(7,1,1),\n s*=e;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.3\n// C: 1.5\n// Offset: (7,1,1)\n\n float s = A;\n float e = 0.0;\n float3 p_iter = p;\n for(int j=0;++j<7;)\n p_iter.xz=abs(p_iter.xz)-B,\n p_iter.z>p_iter.x?p_iter=p_iter.zyx:p_iter,\n p_iter.z=C-abs(p_iter.z-1.3+sin(p_iter.z)*0.2),\n p_iter.y>p_iter.x?p_iter=p_iter.yxz:p_iter,\n p_iter.x=3.0-abs(p_iter.x-5.0+sin(p_iter.x*3.0)*0.2),\n p_iter.y>p_iter.x?p_iter=p_iter.yxz:p_iter,\n p_iter.y=0.9-abs(p_iter.y-0.4),\n e=12.0*clamp(0.3/min(dot(p_iter,p_iter),1.0),0.0,1.0)+\n 2.0*clamp(0.1/min(dot(p_iter,p_iter),1.0),0.0,1.0),\n p_iter=e*p_iter-Offset,\n s=mul(s,e);\n return length(p_iter)/s;", "A": 2.0, "B": 2.3, "C": 1.5, "OffsetX": 7.0, "OffsetY": 1.0, "OffsetZ": 1.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n float s = 4.;\n for(int i = 0; i < 8; i++) {\n p=mod(p-1.,2.)-1.;\n float r2=(i%3==0)?1.5:1.2/dot(p,p);\n p*=r2; s*=r2;\n }\n vec3 q=p/s;\n q.xz=mod(q.xz-.002,.004)-.002;\n return min(length(q.yx)-.0003,length(q.yz)-.0003);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 1.5\n// C: 1.2\n// Offset: N/A\n\n float s = A;\n float3 p_iter = p;\n for(int i = 0; i < 8; i++) {\n p_iter=fmod(p_iter-1.0,2.0)-1.0;\n float r2=(i%3==0)?B:C/dot(p_iter,p_iter);\n p_iter=mul(p_iter,r2); s=mul(s,r2);\n }\n float3 q=p_iter/s;\n q.xz=fmod(q.xz-0.002,0.004)-0.002;\n return min(length(q.yx)-0.0003,length(q.yz)-0.0003);", "A": 4.0, "B": 1.5, "C": 1.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n p.z-=-1.;\n #define fold(p,v)p-2.*min(0.,dot(p,v))*v;\n float s=3., l=0.;\n for(int i = 0;++i<15;){ \n p.xy=fold(p.xy,normalize(vec2(1,-1.3)));\n p.y=-abs(p.y);\n p.y+=.5;\n p.xz=abs(p.xz);\n p.yz=fold(p.yz,normalize(vec2(8,-1)));\n p.x-=.5;\n p.yz=fold(p.yz,normalize(vec2(1,-2)));\n p-=vec3(1.8,.4,.1);\n l = 2.6/dot(p,p); p*=l;\n p+=vec3(1.8,.7,.2); s*=l;\n }\n return length(p.xy)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 0.5\n// C: 0.5\n// Offset: (1.8,0.4,0.1)\n\n float3 p_iter = p;\n p_iter.z-=-1.0;\n float s=A, l=0.0;\n for(int i = 0;++i<15;){ \n p_iter.xy=p_iter.xy-2.0*min(0.0,dot(p_iter.xy,normalize(float2(1,-1.3))))*normalize(float2(1,-1.3));\n p_iter.y=-abs(p_iter.y);\n p_iter.y+=B;\n p_iter.xz=abs(p_iter.xz);\n p_iter.yz=p_iter.yz-2.0*min(0.0,dot(p_iter.yz,normalize(float2(8,-1))))*normalize(float2(8,-1));\n p_iter.x-=C;\n p_iter.yz=p_iter.yz-2.0*min(0.0,dot(p_iter.yz,normalize(float2(1,-2))))*normalize(float2(1,-2));\n p_iter-=Offset;\n l = 2.6/dot(p_iter,p_iter); p_iter=mul(p_iter,l);\n p_iter+=float3(1.8,0.7,0.2); s=mul(s,l);\n }\n return length(p_iter.xy)/s;", "A": 3.0, "B": 0.5, "C": 0.5, "OffsetX": 1.8, "OffsetY": 0.4, "OffsetZ": 0.1 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float lpNorm(vec3 p, float n){\n p = pow(abs(p), vec3(n));\n return pow(p.x+p.y+p.z, 1.0/n);\n }\n\n float de(vec3 p){\n float s = 1.;\n for(int i = 0; i < 9; i++) {\n p=p-2.*round(p/2.);\n float r2=1.1/max(pow(lpNorm(p.xyz, 4.5),1.6),.15);\n p*=r2; s*=r2;\n }\n return length(p)/s-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.1\n// B: 4.5\n// C: 1.6\n// Offset: N/A\n\n float s = 1.0;\n float3 p_iter = p;\n for(int i = 0; i < 9; i++) {\n p_iter=p_iter-2.0*round(p_iter/2.0);\n // Inlined lpNorm\n float lpNormVal;\n {\n float3 p_lp = pow(abs(p_iter.xyz), float3(B));\n lpNormVal = pow(p_lp.x+p_lp.y+p_lp.z, 1.0/B);\n }\n float r2=A/max(pow(lpNormVal,C),0.15);\n p_iter=mul(p_iter,r2); s=mul(s,r2);\n }\n return length(p_iter)/s-0.001;", "A": 1.1, "B": 4.5, "C": 1.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n float hash(float x){\n return fract(sin(x*234.123+156.2));\n }\n float lpNorm(vec3 p, float n){\n p = pow(abs(p), vec3(n));\n return pow(p.x+p.y+p.z, 1.0/n);\n }\n float de(vec3 p){\n vec2 id=floor(p.xz);\n p.xz=mod(p.xz,1.)-.5;\n p.y=abs(p.y)-.5;\n p.y=abs(p.y)-.5;\n p.xy*=rot(hash(dot(id,vec2(12.3,46.7))));\n p.yz*=rot(hash(dot(id,vec2(32.9,76.2))));\n float s = 1.;\n for(int i = 0; i < 6; i++) {\n float r2=1.2/pow(lpNorm(p.xyz, 5.0),1.5);\n p-=.1; p*=r2; s*=r2; p=p-2.*round(p/2.);\n }\n return .6*dot(abs(p),normalize(vec3(1,2,3)))/s-.002;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.2\n// B: 5.0\n// C: 1.5\n// Offset: N/A\nfloat hash(float x){\n return frac(sin(x*234.123+156.2));\n}\nfloat lpNorm(float3 p, float n){\n p = pow(abs(p), float3(n));\n return pow(p.x+p.y+p.z, 1.0/n);\n}\n\n float2 id=floor(p.xz);\n float3 p_iter = p;\n p_iter.xz=fmod(p_iter.xz,1.0)-0.5;\n p_iter.y=abs(p_iter.y)-0.5;\n p_iter.y=abs(p_iter.y)-0.5;\n p_iter.xy=mul(p_iter.xy, float2x2(cos(hash(dot(id,float2(12.3,46.7)))),sin(hash(dot(id,float2(12.3,46.7)))),-sin(hash(dot(id,float2(12.3,46.7)))),cos(hash(dot(id,float2(12.3,46.7))))));\n p_iter.yz=mul(p_iter.yz, float2x2(cos(hash(dot(id,float2(32.9,76.2)))),sin(hash(dot(id,float2(32.9,76.2)))),-sin(hash(dot(id,float2(32.9,76.2)))),cos(hash(dot(id,float2(32.9,76.2))))));\n float s = 1.0;\n for(int i = 0; i < 6; i++) {\n float r2=A/pow(lpNorm(p_iter.xyz, B),C);\n p_iter-=0.1; p_iter=mul(p_iter,r2); s=mul(s,r2); p_iter=p_iter-2.0*round(p_iter/2.0);\n }\n return 0.6*dot(abs(p_iter),normalize(float3(1,2,3)))/s-0.002;", "A": 1.2, "B": 5.0, "C": 1.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n float de(vec3 p){\n for(int j=0;++j<8;)\n p.z-=.3,\n p.xz=abs(p.xz),\n p.xz=(p.z>p.x)?p.zx:p.xz,\n p.xy=(p.y>p.x)?p.yx:p.xy,\n p.z=1.-abs(p.z-1.),\n p=p*3.-vec3(10,4,2);\n\n return length(p)/6e3-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 3.0\n// C: 0.001\n// Offset: (10,4,2)\n\n float3 p_iter = p;\n for(int j=0;++j<8;)\n p_iter.z-=A,\n p_iter.xz=abs(p_iter.xz),\n p_iter.xz=(p_iter.z>p_iter.x)?p_iter.zx:p_iter.xz,\n p_iter.xy=(p_iter.y>p_iter.x)?p_iter.yx:p_iter.xy,\n p_iter.z=1.0-abs(p_iter.z-1.0),\n p_iter=p_iter*B-Offset;\n\n return length(p_iter)/6e3-C;", "A": 0.3, "B": 3.0, "C": 0.001, "OffsetX": 10.0, "OffsetY": 4.0, "OffsetZ": 2.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float lpNorm(vec3 p, float n){\n p = pow(abs(p),vec3(n));\n return pow(p.x+p.y+p.z,1./n);\n }\n float de( vec3 p ){\n float scale=4.5;\n float mr2=.5;\n float off=.5;\n float s=1.;\n vec3 p0 = p;\n for (int i=0; i<16; i++) {\n if(i%3==0)p=p.yzx;\n if(i%2==1)p=p.yxz;\n p -= clamp(p,-1.,1.)*2.;\n float r2=pow(lpNorm(p.xyz,5.),2.);\n float g=clamp(mr2*max(1./r2,1.),0.,1.);\n p=p*scale*g+p0*off;\n s=s*scale*g+off;\n }\n return length(p)/s-.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.5\n// B: 0.5\n// C: 0.5\n// Offset: N/A\nfloat lpNorm(float3 p, float n){\n p = pow(abs(p),float3(n));\n return pow(p.x+p.y+p.z,1.0/n);\n}\n\n float scale=A;\n float mr2=B;\n float off=C;\n float s=1.0;\n float3 p_iter = p;\n float3 p0 = p_iter;\n for (int i=0; i<16; i++) {\n if(i%3==0)p_iter=p_iter.yzx;\n if(i%2==1)p_iter=p_iter.yxz;\n p_iter -= clamp(p_iter,-1.0,1.0)*2.0;\n float r2=pow(lpNorm(p_iter.xyz,5.0),2.0);\n float g=clamp(mr2*max(1.0/r2,1.0),0.0,1.0);\n p_iter=p_iter*scale*g+p0*off;\n s=s*scale*g+off;\n }\n return length(p_iter)/s-0.01;", "A": 4.5, "B": 0.5, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2.;\n float e=0.;\n vec3 q=vec3(3,3,.0);\n for(int i=0; i++<7; p=q-abs(p-q*.4))\n s*=e=15./min(dot(p,p),15.),\n p=abs(p)*e-2.;\n return (length(p.xz)-.5)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 15.0\n// C: 0.4\n// Offset: N/A\n\n float s=A;\n float e=0.0;\n float3 p_iter = p;\n float3 q=float3(3,3,0.0);\n for(int i=0; i++<7; p_iter=q-abs(p_iter-q*C))\n s=mul(s, e=B/min(dot(p_iter,p_iter),15.0)),\n p_iter=mul(abs(p_iter),e)-2.0;\n return (length(p_iter.xz)-0.5)/s;", "A": 2.0, "B": 15.0, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 q;\n p-=vec3(1.,.1,.1);\n q=p;\n float s=1.5;\n float e=0.;\n for(int j=0;j++<15;s*=e)\n p=sign(p)*(1.2-abs(p-1.2)),\n p=p*(e=8./clamp(dot(p,p),.3,5.5))+q*2.;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 1.2\n// C: 1.2\n// Offset: (1.0,0.1,0.1)\n\n float3 q;\n float3 p_iter = p-Offset;\n q=p_iter;\n float s=A;\n float e=0.0;\n for(int j=0;j++<15;s=mul(s,e))\n p_iter=sign(p_iter)*(B-abs(p_iter-C)),\n p_iter=p_iter*(e=8.0/clamp(dot(p_iter,p_iter),0.3,5.5))+q*2.0;\n return length(p_iter)/s;", "A": 1.5, "B": 1.2, "C": 1.2, "OffsetX": 1.0, "OffsetY": 0.1, "OffsetZ": 0.1 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.xz=fract(p.xz)-.5;\n float k=1.;\n float s=0.;\n for(int i=0;i++<9;)\n s=2./clamp(dot(p,p),.1,1.),\n p=abs(p)*s-vec3(.5,3,.5),\n k*=s;\n return length(p)/k-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 2.0\n// C: 0.1\n// Offset: (0.5,3,0.5)\n\n float3 p_iter = p;\n p_iter.xz=frac(p_iter.xz)-A;\n float k=1.0;\n float s=0.0;\n for(int i=0;i++<9;)\n s=B/clamp(dot(p_iter,p_iter),C,1.0),\n p_iter=mul(abs(p_iter),s)-Offset,\n k=mul(k,s);\n return length(p_iter)/k-0.001;", "A": 0.5, "B": 2.0, "C": 0.1, "OffsetX": 0.5, "OffsetY": 3.0, "OffsetZ": 0.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.xz=fract(p.xz)-.5;\n float k=1.;\n float s=0.;\n for(int i=0;i++<9;)\n s=2./clamp(dot(p,p),.1,1.),\n p=abs(p)*s-vec3(.5,3,.5),\n k*=s;\n return length(p)/k-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 2.0\n// C: 0.1\n// Offset: (0.5,3,0.5)\n\n float3 p_iter = p;\n p_iter.xz=frac(p_iter.xz)-A;\n float k=1.0;\n float s=0.0;\n for(int i=0;i++<9;)\n s=B/clamp(dot(p_iter,p_iter),C,1.0),\n p_iter=mul(abs(p_iter),s)-Offset,\n k=mul(k,s);\n return length(p_iter)/k-0.001;", "A": 0.5, "B": 2.0, "C": 0.1, "OffsetX": 0.5, "OffsetY": 3.0, "OffsetZ": 0.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n float de(vec3 p){\n p=abs(p)-3.;\n if(p.x < p.z)p.xz=p.zx;\n if(p.y < p.z)p.yz=p.zy;\n if(p.x < p.y)p.xy=p.yx;\n float s=2.; vec3 off=p*.5;\n for(int i=0;i<12;i++){\n p=1.-abs(p-1.);\n float k=-1.1*max(1.5/dot(p,p),1.5);\n s*=abs(k); p*=k; p+=off;\n p.zx*=rot(-1.2);\n }\n float a=2.5;\n p-=clamp(p,-a,a);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 2.0\n// C: 0.5\n// Offset: N/A\n\n float3 p_iter =abs(p)-A;\n if(p_iter.x < p_iter.z)p_iter.xz=p_iter.zx;\n if(p_iter.y < p_iter.z)p_iter.yz=p_iter.zy;\n if(p_iter.x < p_iter.y)p_iter.xy=p_iter.yx;\n float s=B; float3 off=p_iter*C;\n for(int i=0;i<12;i++){\n p_iter=1.0-abs(p_iter-1.0);\n float k=-1.1*max(1.5/dot(p_iter,p_iter),1.5);\n s=mul(s, abs(k)); p_iter=mul(p_iter, k); p_iter+=off;\n p_iter.zx=mul(p_iter.zx, float2x2(cos(-1.2),sin(-1.2),-sin(-1.2),cos(-1.2)));\n }\n float a=2.5;\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s;", "A": 3.0, "B": 2.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "xem", "OriginalCode": "float de(vec3 p){\n vec4 o=vec4(p,1);\n vec4 q=o;\n for(float i=0.;i<9.;i++){\n o.xyz=clamp(o.xyz,-1.,1.)*2.-o.xyz;\n o=o*clamp(max(.25/dot(o.xyz,o.xyz),.25),0.,1.)*vec4(11.2)+q;\n }\n return (length(o.xyz)-1.)/o.w-5e-4;\n }", "ConvertedCode": "// author: xem\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.25\n// B: 0.25\n// C: N/A\n// Offset: N/A\n\n float4 o=float4(p,1);\n float4 q=o;\n for(float i=0.0;i<9.0;i++){\n o.xyz=clamp(o.xyz,-1.0,1.0)*2.0-o.xyz;\n o=o*clamp(max(A/dot(o.xyz,o.xyz),B),0.0,1.0)*float4(11.2)+q;\n }\n return (length(o.xyz)-1.0)/o.w-5e-4;", "A": 0.25, "B": 0.25, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float g=1.;\n float e=0.;\n vec3 q=vec3(0);\n p.z-=1.;\n q=p;\n float s=2.;\n for(int j=0;j++<8;)\n p-=clamp(p,-.9,.9)*2.,\n p=p*(e=3./min(dot(p,p),1.))+q,\n s*=e;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.0\n// B: 2.0\n// C: 3.0\n// Offset: N/A\n\n float g=1.0;\n float e=0.0;\n float3 q=float3(0);\n float3 p_iter = p;\n p_iter.z-=A;\n q=p_iter;\n float s=B;\n for(int j=0;j++<8;)\n p_iter-=clamp(p_iter,-0.9,0.9)*2.0,\n p_iter=p_iter*(e=C/min(dot(p_iter,p_iter),1.0))+q,\n s=mul(s,e);\n return length(p_iter)/s;", "A": 1.0, "B": 2.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 q;\n p.z-=1.5;\n q=p;\n float e=0.;\n float s=3.;\n for(int j=0;j++<8;s*=e)\n p=sign(p)*(1.-abs(abs(p-2.)-1.)),\n p=p*(e=6./clamp(dot(p,p),.3,3.))+q-vec3(8,.2,8);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 3.0\n// C: 6.0\n// Offset: (8,0.2,8)\n\n float3 q;\n float3 p_iter = p;\n p_iter.z-=A;\n q=p_iter;\n float e=0.0;\n float s=B;\n for(int j=0;j++<8;s=mul(s,e))\n p_iter=sign(p_iter)*(1.0-abs(abs(p_iter-2.0)-1.0)),\n p_iter=p_iter*(e=C/clamp(dot(p_iter,p_iter),0.3,3.0))+q-Offset;\n return length(p_iter)/s;", "A": 1.5, "B": 3.0, "C": 6.0, "OffsetX": 8.0, "OffsetY": 0.2, "OffsetZ": 8.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define R(a)a=vec2(a.x+a.y,a.x-a.y)*.7\n #define G(a,n)R(a);a=abs(a)-n;R(a)\n p=fract(p)-.5;\n G(p.xz,.3);\n G(p.zy,.1);\n G(p.yz,.15);\n return .6*length(p.xy)-.01;\n #undef R\n #undef G\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.3\n// C: 0.1\n// Offset: N/A\n\n float3 p_iter =frac(p)-A;\n p_iter.xz=mul(float2(p_iter.xz.x+p_iter.xz.y,p_iter.xz.x-p_iter.xz.y),0.7);p_iter.xz=abs(p_iter.xz)-B;p_iter.xz=mul(float2(p_iter.xz.x+p_iter.xz.y,p_iter.xz.x-p_iter.xz.y),0.7);\n p_iter.zy=mul(float2(p_iter.zy.x+p_iter.zy.y,p_iter.zy.x-p_iter.zy.y),0.7);p_iter.zy=abs(p_iter.zy)-C;p_iter.zy=mul(float2(p_iter.zy.x+p_iter.zy.y,p_iter.zy.x-p_iter.zy.y),0.7);\n p_iter.yz=mul(float2(p_iter.yz.x+p_iter.yz.y,p_iter.yz.x-p_iter.yz.y),0.7);p_iter.yz=abs(p_iter.yz)-0.15;p_iter.yz=mul(float2(p_iter.yz.x+p_iter.yz.y,p_iter.yz.x-p_iter.yz.y),0.7);\n return 0.6*length(p_iter.xy)-0.01;", "A": 0.5, "B": 0.3, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2.;\n float l=dot(p,p);\n float e=0.;\n escape=0.;\n p=abs(abs(p)-.7)-.5;\n p.x < p.y?p=p.yxz:p;\n p.y < p.z?p=p.xzy:p;\n for(int i=0;i++<8;){ \n s*=e=2./clamp(dot(p,p),.004+tan(12.)*.002,1.35);\n p=abs(p)*e-vec2(.5*l,12.).xxy;\n }\n return length(p-clamp(p,-1.,1.))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.7\n// C: 0.5\n// Offset: N/A\n\n float s=A;\n float l=dot(p,p);\n float e=0.0;\n //escape=0.0;\n float3 p_iter =abs(abs(p)-B)-C;\n p_iter.x < p_iter.y?p_iter=p_iter.yxz:p_iter;\n p_iter.y < p_iter.z?p_iter=p_iter.xzy:p_iter;\n for(int i=0;i++<8;){ \n s=mul(s, e=2.0/clamp(dot(p_iter,p_iter),0.004+tan(12.0)*0.002,1.35));\n p_iter=mul(abs(p_iter),e)-float2(0.5*l,12.0).xxy;\n }\n return length(p_iter-clamp(p_iter,-1.0,1.0))/s;", "A": 2.0, "B": 0.7, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.z-=1.5;\n vec3 q=p;\n float s=1.5;\n float e=0.;\n for(int j=0;j++<8;s*=e)\n p=sign(p)*(1.2-abs(p-1.2)),\n p=p*(e=8./clamp(dot(p,p),.6,5.5))+q-vec3(.3,8,.3);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 1.5\n// C: 1.2\n// Offset: (0.3,8,0.3)\n\n float3 q;\n float3 p_iter = p;\n p_iter.z-=A;\n q=p_iter;\n float e=0.0;\n float s=B;\n for(int j=0;j++<8;s=mul(s,e))\n p_iter=sign(p_iter)*(C-abs(p_iter-1.2)),\n p_iter=p_iter*(e=8.0/clamp(dot(p_iter,p_iter),0.6,5.5))+q-Offset;\n return length(p_iter)/s;", "A": 1.5, "B": 1.5, "C": 1.2, "OffsetX": 0.3, "OffsetY": 8.0, "OffsetZ": 0.3 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float e=1.,B=2.95,H=.9, s=2.;\n p.z=mod(p.z-2.,4.)-2.;\n for(int j=0;j++<8;)\n {\n p=abs(p);\n p.x < p.z?p=p.zyx:p;\n p.x=H-abs(p.x-H);\n p.y < p.z?p=p.xzy:p;\n p.xz+=.1;\n p.y < p.x?p=p.yxz:p;\n p.y-=.1;\n }\n p*=B; p-=2.5; s*=B;\n return length(p.xy)/s-.007;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.95\n// B: 0.9\n// C: 2.0\n// Offset: N/A\n\n float e=1.0,_B=A,H=B, s=C;\n float3 p_iter = p;\n p_iter.z=fmod(p_iter.z-2.0,4.0)-2.0;\n for(int j=0;j++<8;)\n {\n p_iter=abs(p_iter);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n p_iter.x=H-abs(p_iter.x-H);\n p_iter.y < p_iter.z?p_iter=p_iter.xzy:p_iter;\n p_iter.xz+=0.1;\n p_iter.y < p_iter.x?p_iter=p_iter.yxz:p_iter;\n p_iter.y-=0.1;\n }\n p_iter=mul(p_iter,_B); p_iter-=2.5; s=mul(s,_B);\n return length(p_iter.xy)/s-0.007;", "A": 2.95, "B": 0.9, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define hash(n) fract(sin(n*234.567+123.34))\n float seed=dot(floor((p+3.5)/7.)+3.,vec3(123.12,234.56,678.22));\n p-=clamp(p,-3.5,3.5)*2.;\n float scale=-5.;\n float mr2=.38;\n float off=1.2;\n float s=3.;\n p=abs(p);\n vec3 p0 = p;\n for (float i=0.; i<4.+hash(seed)*6.; i++){\n p=1.-abs(p-1.);\n float g=clamp(mr2*max(1.2/dot(p,p),1.),0.,1.);\n p=p*scale*g+p0*off;\n s=s*abs(scale)*g+off;\n }\n return length(cross(p,normalize(vec3(1))))/s-.005;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 0.38\n// C: 1.2\n// Offset: N/A\n\n float seed=dot(floor((p+3.5)/7.0)+3.0,float3(123.12,234.56,678.22));\n float3 p_iter = p - clamp(p,-3.5,3.5)*2.0;\n float scale=-A;\n float mr2=B;\n float off=C;\n float s=3.0;\n p_iter=abs(p_iter);\n float3 p0 = p_iter;\n for (float i=0.0; i<4.0+frac(sin(seed*234.567+123.34))*6.0; i++){\n p_iter=1.0-abs(p_iter-1.0);\n float g=clamp(mr2*max(1.2/dot(p_iter,p_iter),1.0),0.0,1.0);\n p_iter=p_iter*scale*g+p0*off;\n s=s*abs(scale)*g+off;\n }\n return length(cross(p_iter,normalize(float3(1))))/s-0.005;", "A": 5.0, "B": 0.38, "C": 1.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define hash(n) fract(sin(n*234.567+123.34))\n float zoom=2.1;\n p*=zoom;\n float seed=dot(floor((p+3.5)/7.)+3.,vec3(123.12,234.56,678.22));\n p-=clamp(p,-8.,8.)*2.;\n float s=3.*zoom;\n p=abs(p);\n vec3 p0 = p*1.6;\n for (float i=0.; i<10.; i++){\n p=1.-abs(abs(p-2.)-1.);\n float g=-8.*clamp(.43*max(1.2/dot(p,p),.8),0.,1.3);\n s*=abs(g); p*=g; p+=p0;\n }\n return length(cross(p,normalize(vec3(1))))/s-.005;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.1\n// B: 8.0\n// C: 3.0\n// Offset: N/A\n\n float zoom=A;\n float3 p_iter = p;\n p_iter=mul(p_iter,zoom);\n float seed=dot(floor((p_iter+3.5)/7.0)+3.0,float3(123.12,234.56,678.22));\n p_iter-=clamp(p_iter,-B,8.0)*2.0;\n float s=C*zoom;\n p_iter=abs(p_iter);\n float3 p0 = p_iter*1.6;\n for (float i=0.0; i<10.0; i++){\n p_iter=1.0-abs(abs(p_iter-2.0)-1.0);\n float g=-8.0*clamp(0.43*max(1.2/dot(p_iter,p_iter),0.8),0.0,1.3);\n s=mul(s, abs(g)); p_iter=mul(p_iter,g); p_iter+=p0;\n }\n return length(cross(p_iter,normalize(float3(1))))/s-0.005;", "A": 2.1, "B": 8.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.z-=16.; float s=3.; float e=0.;\n p.y=abs(p.y)-1.8;\n p=clamp(p,-3.,3.)*2.-p;\n s*=e=6./clamp(dot(p,p),1.5,50.);\n p=abs(p)*e-vec3(0,1.8,0);\n p.xz =.8-abs(p.xz-2.);\n p.y =1.7-abs(p.y-2.);\n s*=e=12./clamp(dot(p,p),1.0,50.);\n p=abs(p)*e-vec2(.2,1).xyx;\n p.y =1.5-abs(p.y-2.);\n s*=e=16./clamp(dot(p,p),.1,9.);\n p=abs(p)*e-vec2(.3,-.7).xyx;\n return min(\n length(p.xz)-.5,\n length(vec2(length(p.xz)-12.,p.y))-3.\n )/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 16.0\n// B: 3.0\n// C: 1.8\n// Offset: (0,1.8,0)\n\n float3 p_iter = p;\n p_iter.z-=A; float s=B; float e=0.0;\n p_iter.y=abs(p_iter.y)-C;\n p_iter=clamp(p_iter,-3.0,3.0)*2.0-p_iter;\n s=mul(s, e=6.0/clamp(dot(p_iter,p_iter),1.5,50.0));\n p_iter=mul(abs(p_iter),e)-Offset;\n p_iter.xz =0.8-abs(p_iter.xz-2.0);\n p_iter.y =1.7-abs(p_iter.y-2.0);\n s=mul(s, e=12.0/clamp(dot(p_iter,p_iter),1.0,50.0));\n p_iter=mul(abs(p_iter),e)-float2(0.2,1).xyx;\n p_iter.y =1.5-abs(p_iter.y-2.0);\n s=mul(s, e=16.0/clamp(dot(p_iter,p_iter),0.1,9.0));\n p_iter=mul(abs(p_iter),e)-float2(0.3,-0.7).xyx;\n return min(\n length(p_iter.xz)-0.5,\n length(float2(length(p_iter.xz)-12.0,p_iter.y))-3.0\n )/s;", "A": 16.0, "B": 3.0, "C": 1.8, "OffsetX": 0.0, "OffsetY": 1.8, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0/10., 1.);\n escape = 0.; p=abs(p);\n for(int i = 0; i < 8; i++){\n if(p.x > p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p*=(1.3/clamp(dot(p.xyz,p.xyz),0.1,1.));\n p.xyz-=vec3(.5,0.2,0.2);\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return (length(p.xyz)/p.w)*10.;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 1.3\n// C: 0.1\n// Offset: (0.5,0.2,0.2)\n\n float4 p_iter = float4(p/A, 1.0);\n //escape = 0.0; \n p_iter=abs(p_iter);\n for(int i = 0; i < 8; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter=mul(p_iter,(B/clamp(dot(p_iter.xyz,p_iter.xyz),C,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = 1.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return (length(p_iter.xyz)/p_iter.w)*10.0;", "A": 10.0, "B": 1.3, "C": 0.1, "OffsetX": 0.5, "OffsetY": 0.2, "OffsetZ": 0.2 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0/10., 1.);\n escape = 0.; p=abs(p);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 6; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n p = abs(p);\n p*=(1.9/clamp(dot(p.xyz,p.xyz),0.1,1.));\n p.xyz-=vec3(0.2,1.9,0.6);\n }\n float m = 1.2;\n p.xyz-=clamp(p.xyz,-m,m);\n return (length(p.xyz)/p.w)*10.;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 1.9\n// C: 0.1\n// Offset: (0.2,1.9,0.6)\n\n float4 p_iter = float4(p/A, 1.0);\n //escape = 0.0; \n p_iter=abs(p_iter);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 6; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n p_iter = abs(p_iter);\n p_iter=mul(p_iter,(B/clamp(dot(p_iter.xyz,p_iter.xyz),C,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = 1.2;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return (length(p_iter.xyz)/p_iter.w)*10.0;", "A": 10.0, "B": 1.9, "C": 0.1, "OffsetX": 0.2, "OffsetY": 1.9, "OffsetZ": 0.6 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0/10., 1.);\n escape = 0.; p=abs(p);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 6; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n p = abs(p);\n p*=(2./clamp(dot(p.xyz,p.xyz),0.1,1.));\n p.xyz-=vec3(0.9,1.9,0.9);\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return (length(p.xyz)/p.w)*10.;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 2.0\n// C: 0.1\n// Offset: (0.9,1.9,0.9)\n\n float4 p_iter = float4(p/A, 1.0);\n //escape = 0.0; \n p_iter=abs(p_iter);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 6; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n p_iter = abs(p_iter);\n p_iter=mul(p_iter,(B/clamp(dot(p_iter.xyz,p_iter.xyz),C,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = 1.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return (length(p_iter.xyz)/p_iter.w)*10.0;", "A": 10.0, "B": 2.0, "C": 0.1, "OffsetX": 0.9, "OffsetY": 1.9, "OffsetZ": 0.9 }, { "Author": "Ivan Dianov", "OriginalCode": "float de(vec3 p){\n #define rot(a) mat2(cos(a),sin(a),-sin(a),cos(a))\n p.z-=.25;\n float j=0.,c=0.,s=1.;\n p.y = fract(p.y)-.5;\n for(;j<10.;j++){\n p=abs(p);\n p-=vec2(.05,.5).xyx;\n p.xz*=rot(1.6);\n p.yx*=rot(.24);\n p*=2.; s*=2.;\n }\n return (length(p)-1.)/s*.5;\n }", "ConvertedCode": "// author: Ivan Dianov\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.25\n// B: 0.5\n// C: 0.05\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.z-=A;\n float j=0.0,c=0.0,s=1.0;\n p_iter.y = frac(p_iter.y)-B;\n for(;j<10.0;j++){\n p_iter=abs(p_iter);\n p_iter-=float2(C,0.5).xyx;\n p_iter.xz=mul(p_iter.xz, float2x2(cos(1.6),sin(1.6),-sin(1.6),cos(1.6)));\n p_iter.yx=mul(p_iter.yx, float2x2(cos(0.24),sin(0.24),-sin(0.24),cos(0.24)));\n p_iter=mul(p_iter, 2.0); s=mul(s, 2.0);\n }\n return (length(p_iter)-1.0)/s*0.5;", "A": 0.25, "B": 0.5, "C": 0.05, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float j = 0.5;\n for(p.xz=mod(p.xz,6.)-3.;++j<9.;p=3.*p-.9)\n p.xz=abs(p.xz),\n p.z>p.x?p=p.zyx:p,\n p.y>p.z?p=p.xzy:p,\n p.z--,\n p.x-=++p.y*.5;\n return min(.2,p.x/4e3-.2);\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 6.0\n// C: 3.0\n// Offset: N/A\n\n float j = A;\n float3 p_iter = p;\n for(p_iter.xz=fmod(p_iter.xz,B)-C;++j<9.0;p_iter=3.0*p_iter-0.9)\n p_iter.xz=abs(p_iter.xz),\n p_iter.z>p_iter.x?p_iter=p_iter.zyx:p_iter,\n p_iter.y>p_iter.z?p_iter=p_iter.xzy:p_iter,\n p_iter.z--,\n p_iter.x-=++p_iter.y*0.5;\n return min(0.2,p_iter.x/4e3-0.2);", "A": 0.5, "B": 6.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=4.;\n float l=0;\n p.z-=.9;\n vec3 q=p;\n s=2.;\n for(int j=0;j++<9;)\n p-=clamp(p,-1.,1.)*2.,\n p=p*(l=8.8*clamp(.72/min(dot(p,p),2.),0.,1.))+q,\n s*=l;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 0.9\n// C: 2.0\n// Offset: N/A\n\n float s=A;\n float l=0;\n float3 p_iter = p;\n p_iter.z-=B;\n float3 q=p_iter;\n s=C;\n for(int j=0;j++<9;)\n p_iter-=clamp(p_iter,-1.0,1.0)*2.0,\n p_iter=p_iter*(l=8.8*clamp(0.72/min(dot(p_iter,p_iter),2.0),0.0,1.0))+q,\n s=mul(s,l);\n return length(p_iter)/s;", "A": 4.0, "B": 0.9, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3., l=0.;\n vec3 q=p;\n p=mod(p,4.)-2.;\n p=abs(p);\n for(int j=0;j++<8;)\n p=1.-abs(p-1.),\n p=p*(l=-1.*max(1./dot(p,p),1.))+.5,\n s*=l;\n return max(.2-length(q.xy),length(p)/s);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 4.0\n// C: 2.0\n// Offset: N/A\n\n float s=A, l=0.0;\n float3 p_iter = p;\n float3 q=p_iter;\n p_iter=fmod(p_iter,B)-C;\n p_iter=abs(p_iter);\n for(int j=0;j++<8;)\n p_iter=1.0-abs(p_iter-1.0),\n p_iter=p_iter*(l=-1.0*max(1.0/dot(p_iter,p_iter),1.0))+0.5,\n s=mul(s,l);\n return max(0.2-length(q.xy),length(p_iter)/s);", "A": 3.0, "B": 4.0, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "eiffie", "OriginalCode": "float de(vec3 p){\n const int iters=5;\n const int iter2=3;\n const float scale=3.48;\n const vec3 offset=vec3(1.9,0.0,2.56);\n const float psni=pow(scale,-float(iters));\n const float psni2=pow(scale,-float(iter2));\n p = abs(mod(p+3., 12.)-6.)-3.;\n vec3 p2;\n for (int n = 0; n < iters; n++) {\n if(n==iter2)p2=p;\n p = abs(p);\n if (p.x < p.y)p.xy = p.yx;\n p.xz = p.zx;\n p = p*scale - offset*(scale-1.0);\n if(p.z<-0.5*offset.z*(scale-1.0))\n p.z+=offset.z*(scale-1.0);\n }\n float d1=(length(p.xy)-1.0)*psni;\n float d2=length(max(abs(p2)-vec3(0.2,5.1,1.3),0.0))*psni2;\n escape=(d1 < d2)?0.:1.;\n return min(d1,d2);\n }", "ConvertedCode": "// author: eiffie\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.48\n// B: N/A\n// C: N/A\n// Offset: (1.9,0.0,2.56)\n\n const int iters=5;\n const int iter2=3;\n const float scale=A;\n const float3 local_offset=Offset;\n const float psni=pow(scale,-float(iters));\n const float psni2=pow(scale,-float(iter2));\n float3 p_iter = abs(fmod(p+3.0, 12.0)-6.0)-3.0;\n float3 p2;\n for (int n = 0; n < iters; n++) {\n if(n==iter2)p2=p_iter;\n p_iter = abs(p_iter);\n if (p_iter.x < p_iter.y)p_iter.xy = p_iter.yx;\n p_iter.xz = p_iter.zx;\n p_iter = p_iter*scale - local_offset*(scale-1.0);\n if(p_iter.z<-0.5*local_offset.z*(scale-1.0))\n p_iter.z+=local_offset.z*(scale-1.0);\n }\n float d1=(length(p_iter.xy)-1.0)*psni;\n float d2=length(max(abs(p2)-float3(0.2,5.1,1.3),0.0))*psni2;\n //escape=(d1 < d2)?0.0:1.0;\n return min(d1,d2);", "A": 3.48, "B": 0.0, "C": 0.0, "OffsetX": 1.9, "OffsetY": 0.0, "OffsetZ": 2.56 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n p=fract(p)-.5;\n vec3 O=vec3(2.,0,3.);\n for(int j=0;j++<7;){ \n p=abs(p);\n p=(p.x < p.y?p.zxy:p.zyx)*3.-O;\n if(p.z < -.5*O.z)\n p.z+=O.z;\n }\n return length(p.xy)/3e3;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 3.0\n// C: 3.0\n// Offset: (2.0,0,3.0)\n\n float3 p_iter =frac(p)-A;\n float3 O=Offset;\n for(int j=0;j++<7;){ \n p_iter=abs(p_iter);\n p_iter=mul((p_iter.x < p_iter.y?p_iter.zxy:p_iter.zyx),C)-O;\n if(p_iter.z < -0.5*O.z)\n p_iter.z+=O.z;\n }\n return length(p_iter.xy)/3e3;", "A": 0.5, "B": 3.0, "C": 3.0, "OffsetX": 2.0, "OffsetY": 0.0, "OffsetZ": 3.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n p=fract(p)-.5;\n vec3 O=vec3(2.,0,5.);\n for(int j=0;j++<7;){ \n p=abs(p);\n p=(p.x < p.y?p.zxy:p.zyx)*3.-O;\n if(p.z < -.5*O.z)\n p.z+=O.z;\n }\n return length(p.xy)/3e3;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 3.0\n// C: 3.0\n// Offset: (2.0,0,5.0)\n\n float3 p_iter =frac(p)-A;\n float3 O=Offset;\n for(int j=0;j++<7;){ \n p_iter=abs(p_iter);\n p_iter=mul((p_iter.x < p_iter.y?p_iter.zxy:p_iter.zyx),C)-O;\n if(p_iter.z < -0.5*O.z)\n p_iter.z+=O.z;\n }\n return length(p_iter.xy)/3e3;", "A": 0.5, "B": 3.0, "C": 3.0, "OffsetX": 2.0, "OffsetY": 0.0, "OffsetZ": 5.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 a=vec3(.5);\n p.z-=55.; p = abs(p);\n float s=2., l=0.;\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n s*=l=-2.12/max(.2,dot(p,p)),\n p=p*l-.55;\n return dot(p,a)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 55.0\n// B: 2.0\n// C: 2.12\n// Offset: N/A\n\n float3 a=float3(0.5);\n float3 p_iter = p;\n p_iter.z-=A; p_iter = abs(p_iter);\n float s=B, l=0.0;\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n s=mul(s, l=-C/max(0.2,dot(p_iter,p_iter))),\n p_iter=p_iter*l-0.55;\n return dot(p_iter,a)/s;", "A": 55.0, "B": 2.0, "C": 2.12, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 a=vec3(.5);\n p.z-=55.;\n float s=2., l=0.;\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n s*=l=-2.12/max(.2,dot(p,p)),\n p=p*l-.55;\n return dot(p,a)/s;\n }", "ConvertedCode": "// author: adapted from gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 55.0\n// B: 2.0\n// C: 2.12\n// Offset: N/A\n\n float3 a=float3(0.5);\n float3 p_iter = p;\n p_iter.z-=A;\n float s=B, l=0.0;\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n s=mul(s, l=-C/max(0.2,dot(p_iter,p_iter))),\n p_iter=p_iter*l-0.55;\n return dot(p_iter,a)/s;", "A": 55.0, "B": 2.0, "C": 2.12, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 a=vec3(.5, 0.1, 0.2);\n p.z-=55.;\n float s=2., l=0.;\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n s*=l=-2.12/max(.2,dot(p,p)),\n p=p*l-.55;\n return dot(p,a)/s;\n }", "ConvertedCode": "// author: adapted from gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 55.0\n// B: 2.0\n// C: 2.12\n// Offset: N/A\n\n float3 a=float3(0.5, 0.1, 0.2);\n float3 p_iter = p;\n p_iter.z-=A;\n float s=B, l=0.0;\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n s=mul(s, l=-C/max(0.2,dot(p_iter,p_iter))),\n p_iter=p_iter*l-0.55;\n return dot(p_iter,a)/s;", "A": 55.0, "B": 2.0, "C": 2.12, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e=1.,s=2.,l;\n vec3 a=vec3(.5);\n p.z-=55.; p=abs(p);\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n s*=l=-1.55/max(.4,dot(p,p)),\n p=p*l-.535;\n return dot(p,a)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 55.0\n// B: 1.55\n// C: 0.4\n// Offset: N/A\n\n float i,g,e=1.0,s=2.0,l;\n float3 a=float3(0.5);\n float3 p_iter = p;\n p_iter.z-=A; p_iter=abs(p_iter);\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n s=mul(s, l=-B/max(C,dot(p_iter,p_iter))),\n p_iter=p_iter*l-0.535;\n return dot(p_iter,a)/s;", "A": 55.0, "B": 1.55, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R,S;vec3 q;\n q=p*2.;\n R=7.;\n for(int j=0;j++<9;){ \n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.);\n S=-9.*clamp(.7/min(dot(p,p),3.),0.,1.);\n p=p*S+q; R=R*abs(S);\n }\n return length(p)/R;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 7.0\n// C: 9.0\n// Offset: N/A\n\n float i,g,e,R,S;float3 q;\n float3 p_iter = p;\n q=p_iter*A;\n R=B;\n for(int j=0;j++<9;){ \n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0);\n S=-C*clamp(0.7/min(dot(p_iter,p_iter),3.0),0.0,1.0);\n p_iter=p_iter*S+q; R=R*abs(S);\n }\n return length(p_iter)/R;", "A": 2.0, "B": 7.0, "C": 9.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "void rot101(inout vec3 p,vec3 a,float t){\n a=normalize(a);\n vec3 u=cross(a,p),v=cross(a,u);\n p=u*sin(t)+v*cos(t)+a*dot(a,p);\n }\n #define G dot(p,vec2(1,-1)*.707)\n #define V v=vec2(1,-1)*.707\n void sfold101(inout vec2 p){\n vec2 v=vec2(1,-1)*.707;\n float g=dot(p,v);\n p-=(G-sqrt(G*G+.01))*v;\n }\n float de(vec3 p){\n float k=.01;\n for(int i=0;i<8;i++){\n p=abs(p)-1.;\n sfold101(p.xz);\n sfold101(p.yz);\n sfold101(p.xy);\n rot101(p,vec3(1,2,2),.6);\n p*=2.;\n }\n return length(p.xy)/exp2(8.)-.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.01\n// B: 0.6\n// C: 0.01\n// Offset: N/A\n\n// NOTE: This shader uses undefined functions: rot101.\n// Conversion may be incorrect without their definitions.\n\n float k=A;\n float3 p_iter = p;\n for(int i=0;i<8;i++){\n p_iter=abs(p_iter)-1.0;\n // Inlined sfold101\n {\n float2 temp_p = p_iter.xz;\n float2 v=float2(1,-1)*0.707;\n float g=dot(temp_p,v);\n temp_p-=(dot(temp_p,float2(1,-1)*0.707)-sqrt(dot(temp_p,float2(1,-1)*0.707)*dot(temp_p,float2(1,-1)*0.707)+0.01))*v;\n p_iter.xz = temp_p;\n }\n {\n float2 temp_p = p_iter.yz;\n float2 v=float2(1,-1)*0.707;\n float g=dot(temp_p,v);\n temp_p-=(dot(temp_p,float2(1,-1)*0.707)-sqrt(dot(temp_p,float2(1,-1)*0.707)*dot(temp_p,float2(1,-1)*0.707)+0.01))*v;\n p_iter.yz = temp_p;\n }\n {\n float2 temp_p = p_iter.xy;\n float2 v=float2(1,-1)*0.707;\n float g=dot(temp_p,v);\n temp_p-=(dot(temp_p,float2(1,-1)*0.707)-sqrt(dot(temp_p,float2(1,-1)*0.707)*dot(temp_p,float2(1,-1)*0.707)+0.01))*v;\n p_iter.xy = temp_p;\n }\n\n rot101(p_iter,float3(1,2,2),B);\n p_iter=mul(p_iter, 2.0);\n }\n return length(p_iter.xy)/exp2(8.0)-C;", "A": 0.01, "B": 0.6, "C": 0.01, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define V vec2(.7,-.7)\n #define G(p)dot(p,V)\n float i=0.,g=0.,e=1.;\n float t = 0.34; // change to see different behavior\n for(int j=0;j++<8;){ \n p=abs(rotate3D(0.34,vec3(1,-3,5))*p*2.)-1.,\n p.xz-=(G(p.xz)-sqrt(G(p.xz)*G(p.xz)+.05))*V;\n }\n return length(p.xz)/3e2;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.34\n// B: 0.05\n// C: N/A\n// Offset: N/A\n\n// NOTE: This shader uses an undefined function: rotate3D.\n// You will need to provide an implementation for this to compile.\n\n float i=0.0,g=0.0,e=1.0;\n float t = A; // change to see different behavior\n float3 p_iter = p;\n for(int j=0;j++<8;){ \n p_iter=abs(mul(mul(p_iter,rotate3D(0.34,float3(1,-3,5))),2.0))-1.0,\n p_iter.xz-=(dot(p_iter.xz,float2(0.7,-0.7))-sqrt(dot(p_iter.xz,float2(0.7,-0.7))*dot(p_iter.xz,float2(0.7,-0.7))+B))*float2(0.7,-0.7);\n }\n return length(p_iter.xz)/3e2;", "A": 0.34, "B": 0.05, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Kali", "OriginalCode": "float de(vec3 p) {\n const float width=.22;\n const float scale=4.;\n float t=0.2;\n float dotp=dot(p,p);\n p.x+=sin(t*40.)*.007;\n p=p/dotp*scale;\n p=sin(p+vec3(sin(1.+t)*2.,-t,-t*2.));\n float d=length(p.yz)-width;\n d=min(d,length(p.xz)-width);\n d=min(d,length(p.xy)-width);\n d=min(d,length(p*p*p)-width*.3);\n return d*dotp/scale;\n }", "ConvertedCode": "// author: Kali\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.22\n// B: 4.0\n// C: 0.2\n// Offset: N/A\n\n const float width=A;\n const float scale=B;\n float t=C;\n float3 p_iter = p;\n float dotp=dot(p_iter,p_iter);\n p_iter.x+=sin(t*40.0)*0.007;\n p_iter=p_iter/dotp*scale;\n p_iter=sin(p_iter+float3(sin(1.0+t)*2.0,-t,-t*2.0));\n float d=length(p_iter.yz)-width;\n d=min(d,length(p_iter.xz)-width);\n d=min(d,length(p_iter.xy)-width);\n d=min(d,length(p_iter*p_iter*p_iter)-width*0.3);\n return d*dotp/scale;", "A": 0.22, "B": 4.0, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float i,a,n,h,d=1.,t=0.3; // change t for different behavior\n vec3 q;\n n=.4;\n for(a=1.;a<2e2;n+=q.x*q.y*q.z/a)\n p.xy*=rotate2D(a+=a),\n q=cos(p*a+t);\n return n*.3;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 0.4\n// C: 0.3\n// Offset: N/A\n\n float i,a,n,h,d=1.0,t=A; // change t for different behavior\n float3 q;\n float3 p_iter = p;\n n=B;\n for(a=1.0;a<2e2;n+=q.x*q.y*q.z/a)\n p_iter.xy=mul(p_iter.xy, float2x2(cos(a+=a),sin(a+=a),-sin(a+=a),cos(a+=a))),\n q=cos(p_iter*a+t);\n return n*C;", "A": 0.3, "B": 0.4, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n vec3 z,q;\n p.z -= 9.; z=p;\n float a=1.,n=.9;\n for(int j=0;j++<15;){ \n p.xy*=rotate2D(float(j*j));\n a*=.66;\n q=sin(p*=1.5);\n n+=q.x*q.y*q.z*a;\n }\n return (n*.2-z.z*.2);\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 9.0\n// B: 0.9\n// C: 0.66\n// Offset: N/A\n\n float3 z,q;\n float3 p_iter = p;\n p_iter.z -= A; z=p_iter;\n float a=1.0,n=B;\n for(int j=0;j++<15;){ \n p_iter.xy=mul(p_iter.xy, float2x2(cos(float(j*j)),sin(float(j*j)),-sin(float(j*j)),cos(float(j*j))));\n a=mul(a,C);\n q=sin(p_iter=mul(p_iter, 1.5));\n n+=q.x*q.y*q.z*a;\n }\n return (n*0.2-z.z*0.2);", "A": 9.0, "B": 0.9, "C": 0.66, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n vec3 q;\n float s=1., a=1., n=.5;\n for(int j=0;j++<9;){ \n p.xy*=rotate2D(float(j*j));\n a*=.5; q=sin(p+=p);\n n+=q.x*q.y*q.z*a;\n }\n return n*.2;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.5\n// C: 0.2\n// Offset: N/A\n\n float3 q;\n float3 p_iter = p;\n float s=1.0, a=1.0, n=A;\n for(int j=0;j++<9;){ \n p_iter.xy=mul(p_iter.xy, float2x2(cos(float(j*j)),sin(float(j*j)),-sin(float(j*j)),cos(float(j*j))));\n a=mul(a,B); q=sin(p_iter+=p_iter);\n n+=q.x*q.y*q.z*a;\n }\n return n*C;", "A": 0.5, "B": 0.5, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float h,d=1.,i,u,s, t = 0.8; // vary t for different behavior\n p+=vec3(1,1,sin(t/4.)*3.);\n s=2.;\n for(int j=0;j<9;j++){ \n p.xy*=rotate2D(t/4.);\n u=4./3./dot(p,p);\n s*=u;\n p=mod(1.-p*u,2.)-1.;\n }\n return (length(p)/s);\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.8\n// B: 4.0\n// C: 2.0\n// Offset: N/A\n\n float h,d=1.0,i,u,s, t = A; // vary t for different behavior\n float3 p_iter = p;\n p_iter+=float3(1,1,sin(t/B)*3.0);\n s=C;\n for(int j=0;j<9;j++){ \n p_iter.xy=mul(p_iter.xy, float2x2(cos(t/4.0),sin(t/4.0),-sin(t/4.0),cos(t/4.0)));\n u=4.0/3.0/dot(p_iter,p_iter);\n s=mul(s, u);\n p_iter=fmod(1.0-p_iter*u,2.0)-1.0;\n }\n return (length(p_iter)/s);", "A": 0.8, "B": 4.0, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,d=1.,s,h;\n vec3 e,q;\n s=2.;h=.3;\n for(int j=0;j++<8;){ \n p=abs(p)-1.; q=p;\n for(int k=0;++k<3;)\n p-=clamp(dot(q,e=vec3(9>>k&1,k>>1&1,k&1)-.5),-h,h)*e*2.;\n p*=1.4;s*=1.4;\n }\n return length(p)/(4.*s);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.3\n// C: 1.4\n// Offset: N/A\n\n float i,g,d=1.0,s,h;\n float3 e,q;\n float3 p_iter = p;\n s=A;h=B;\n for(int j=0;j++<8;){ \n p_iter=abs(p_iter)-1.0; q=p_iter;\n for(int k=0;++k<3;)\n p_iter-=clamp(dot(q,e=float3(9>>k&1,k>>1&1,k&1)-0.5),-h,h)*e*2.0;\n p_iter=mul(p_iter, C);s=mul(s, 1.4);\n }\n return length(p_iter)/(4.0*s);", "A": 2.0, "B": 0.3, "C": 1.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e=1.,s=2.,l;\n p.z-=9.; s=2.;\n p=abs(p);\n for(int j=0;j++<6;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n p*=l=-2./max(.3,sqrt(min(min(p.x,p.y),p.z))),\n p-=2., s*=l;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 9.0\n// B: 2.0\n// C: 2.0\n// Offset: N/A\n\n float i,g,e=1.0,s=B,l;\n float3 p_iter = p;\n p_iter.z-=A; s=C;\n p_iter=abs(p_iter);\n for(int j=0;j++<6;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n p_iter=mul(p_iter, l=-2.0/max(0.3,sqrt(min(min(p_iter.x,p_iter.y),p_iter.z)))),\n p_iter-=2.0, s=mul(s, l);\n return length(p_iter)/s;", "A": 9.0, "B": 2.0, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,s;\n vec3 q=p; s=5.;\n for(int j=0;j++<6;s*=e)\n p=sign(p)*(1.7-abs(p-1.7)),\n p=p*(e=8./clamp(dot(p,p),.3,5.))+q-vec3(.8,12,.8);\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 1.7\n// C: 1.7\n// Offset: (0.8,12,0.8)\n\n float i,g,e,s;\n float3 p_iter = p;\n float3 q=p_iter; s=A;\n for(int j=0;j++<6;s=mul(s,e))\n p_iter=sign(p_iter)*(B-abs(p_iter-C)),\n p_iter=p_iter*(e=8.0/clamp(dot(p_iter,p_iter),0.3,5.0))+q-Offset;\n return length(p_iter.yz)/s;", "A": 5.0, "B": 1.7, "C": 1.7, "OffsetX": 0.8, "OffsetY": 12.0, "OffsetZ": 0.8 }, { "Author": "adapted from code by catzpaw", "OriginalCode": "float de(vec3 p){ \n float k = M_PI*2.;\n vec3 v = vec3(0.,3.,fract(k));\n return (length(cross(p=cos(p+v),p.zxy))-0.1)*0.4;\n }", "ConvertedCode": "// author: adapted from code by catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.14159265\n// B: 2.0\n// C: 0.1\n// Offset: N/A\n\n float k = A*B;\n float3 v = float3(0.0,3.0,frac(k));\n return (length(cross(p=cos(p+v),p.zxy))-C)*0.4;", "A": 3.14159265, "B": 2.0, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by catzpaw", "OriginalCode": "float de(vec3 p){ \n float k = M_PI*2.;\n vec3 v = vec3(0.,3.,fract(k));\n return (length(cross(cos(p+v),p.zxy))-0.4)*0.2;\n }", "ConvertedCode": "// author: adapted from code by catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.14159265\n// B: 2.0\n// C: 0.4\n// Offset: N/A\n\n float k = A*B;\n float3 v = float3(0.0,3.0,frac(k));\n return (length(cross(cos(p+v),p.zxy))-C)*0.2;", "A": 3.14159265, "B": 2.0, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "catzpaw", "OriginalCode": "float de(vec3 p){ (distance bound doesn't hold)\n vec3 v=vec3(0,1.5,6.3);\n return min(6.-length((p-v).xy+sin(p.yx)),\n dot(cos(p),sin(p.yzx)))+sin(sin(p.z*3.5)+v.z)*.1+1.;\n }", "ConvertedCode": "// author: catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 6.3\n// C: 6.0\n// Offset: N/A\n\n float3 v=float3(0,A,B);\n return min(C-length((p-v).xy+sin(p.yx)),\n dot(cos(p),sin(p.yzx)))+sin(sin(p.z*3.5)+v.z)*0.1+1.0;", "A": 1.5, "B": 6.3, "C": 6.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.z-=80.; p=abs(p);\n float s=3., l=0.;\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n p*=l=-.8/min(2.,length(p)),\n p-=.5, s*=l;\n return (length(p)/s)-0.1;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 80.0\n// B: 3.0\n// C: 0.8\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.z-=A; p_iter=abs(p_iter);\n float s=B, l=0.0;\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n p_iter=mul(p_iter, l=-C/min(2.0,length(p_iter))),\n p_iter-=0.5, s=mul(s, l);\n return (length(p_iter)/s)-0.1;", "A": 80.0, "B": 3.0, "C": 0.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s = 1.;\n for(int j=0;j<7;j++)\n p=mod(p-1.,2.)-1.,\n p*=1.2, s*=1.2,\n p=abs(abs(p)-1.)-1.;\n return (length(cross(p,normalize(vec3(2,2.03,1))))/s)-0.02;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.2\n// B: 1.2\n// C: 0.02\n// Offset: N/A\n\n float s = 1.0;\n float3 p_iter = p;\n for(int j=0;j<7;j++)\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n p_iter=mul(p_iter, A), s=mul(s, B),\n p_iter=abs(abs(p_iter)-1.0)-1.0;\n return (length(cross(p_iter,normalize(float3(2,2.03,1))))/s)-C;", "A": 1.2, "B": 1.2, "C": 0.02, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., l=0.;\n p=abs(p);\n for(int j=0;j++<8;)\n p=1.-abs(abs(p-2.)-1.),\n p*=l=1.2/dot(p,p), s*=l;\n return dot(p,normalize(vec3(3,-2,-1)))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.2\n// C: N/A\n// Offset: N/A\n\n float s=A, l=0.0;\n float3 p_iter=abs(p);\n for(int j=0;j++<8;)\n p_iter=1.0-abs(abs(p_iter-2.0)-1.0),\n p_iter=mul(p_iter, l=B/dot(p_iter,p_iter)), s=mul(s, l);\n return dot(p_iter,normalize(float3(3,-2,-1)))/s;", "A": 2.0, "B": 1.2, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., l=0.;\n p=abs(p);\n for(int j=0;j++<8;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n p*=l=-1.3/dot(p,p),\n p-=.15, s*=l;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.3\n// C: 0.15\n// Offset: N/A\n\n float s=A, l=0.0;\n float3 p_iter=abs(p);\n for(int j=0;j++<8;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n p_iter=mul(p_iter, l=-B/dot(p_iter,p_iter)),\n p_iter-=C, s=mul(s, l);\n return length(p_iter)/s;", "A": 2.0, "B": 1.3, "C": 0.15, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.z-=20;\n float s=3., l=0.;\n p=abs(p);\n for(int j=0;j++<10;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n p*=l=-1./max(.19,dot(p,p)),\n p-=.24, s*=l;\n return (length(p)/s);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 20.0\n// B: 3.0\n// C: 0.19\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.z-=A;\n float s=B, l=0.0;\n p_iter=abs(p_iter);\n for(int j=0;j++<10;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n p_iter=mul(p_iter, l=-1.0/max(C,dot(p_iter,p_iter))),\n p_iter-=0.24, s=mul(s, l);\n return (length(p_iter)/s);", "A": 20.0, "B": 3.0, "C": 0.19, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., l=0.;\n p=abs(mod(p-1.,2.)-1.);\n for(int j=0;j++<8;)\n p=1.-abs(abs(abs(p-5.)-2.)-2.),\n p*=l=-1.3/dot(p,p),\n p-=vec3(.3,.3,.4), s*=l;\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.3\n// C: N/A\n// Offset: (0.3,0.3,0.4)\n\n float s=A, l=0.0;\n float3 p_iter =abs(fmod(p-1.0,2.0)-1.0);\n for(int j=0;j++<8;)\n p_iter=1.0-abs(abs(abs(p_iter-5.0)-2.0)-2.0),\n p_iter=mul(p_iter, l=-B/dot(p_iter,p_iter)),\n p_iter-=Offset, s=mul(s, l);\n return length(p_iter.yz)/s;", "A": 2.0, "B": 1.3, "C": 0.0, "OffsetX": 0.3, "OffsetY": 0.3, "OffsetZ": 0.4 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R,S;\n vec3 q=p*8.; R=8.;\n for(int j=0;j++<6;)\n p=-sign(p)*(abs(abs(abs(p)-2.)-1.)-1.),\n S=-5.*clamp(1.5/dot(p,p),.8,5.),\n p=p*S+q, R*=S;\n return length(p)/R;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 8.0\n// B: 8.0\n// C: 5.0\n// Offset: N/A\n\n float i,g,e,R,S;\n float3 p_iter = p;\n float3 q=p_iter*A; R=B;\n for(int j=0;j++<6;)\n p_iter=-sign(p_iter)*(abs(abs(abs(p_iter)-2.0)-1.0)-1.0),\n S=-C*clamp(1.5/dot(p_iter,p_iter),0.8,5.0),\n p_iter=p_iter*S+q, R=mul(R,S);\n return length(p_iter)/R;", "A": 8.0, "B": 8.0, "C": 5.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,s=2.,k;\n vec3 q;\n p=vec3(length(p.xy)-PI,atan(p.y,p.x)*PI,p.z);\n p.yz=mod(p.yz,4.)-2.;\n p=abs(p); q=p;\n for(int j=0;++j<5;)\n p=1.-abs(p-1.),\n p=-p*(k=max(3./dot(p,p),3.))+q, s*=k;\n return length(p.xz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 3.14159265\n// C: 3.14159265\n// Offset: N/A\n\n float i,g,e,s=A,k;\n float3 q;\n float3 p_iter=float3(length(p.xy)-B,atan2(p.y,p.x)*C,p.z);\n p_iter.yz=fmod(p_iter.yz,4.0)-2.0;\n p_iter=abs(p_iter); q=p_iter;\n for(int j=0;++j<5;)\n p_iter=1.0-abs(p_iter-1.0),\n p_iter=-p_iter*(k=max(3.0/dot(p_iter,p_iter),3.0))+q, s=mul(s, k);\n return length(p_iter.xz)/s;", "A": 2.0, "B": 3.14159265, "C": 3.14159265, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R=2.,S;\n for(int j=0;j++<9;)\n p=1.-abs(p-1.),\n p*=S=(j%3>1)?1.3:1.2/dot(p,p),\n R*=S;\n return length(cross(p,vec3(.5)))/R-5e-3;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.3\n// C: 1.2\n// Offset: N/A\n\n float i,g,e,R=A,S;\n float3 p_iter = p;\n for(int j=0;j++<9;)\n p_iter=1.0-abs(p_iter-1.0),\n p_iter=mul(p_iter, S=(j%3>1)?B:C/dot(p_iter,p_iter)),\n R=mul(R,S);\n return length(cross(p_iter,float3(0.5)))/R-5e-3;", "A": 2.0, "B": 1.3, "C": 1.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2.,r2;\n p=abs(p);\n for(int i=0; i<12;i++){\n p=1.-abs(p-1.);\n r2=(i%3==1)?1.1:1.2/dot(p,p);\n p*=r2; s*=r2;\n }\n return length(cross(p,normalize(vec3(1))))/s-0.005;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.1\n// C: 1.2\n// Offset: N/A\n\n float s=A,r2;\n float3 p_iter=abs(p);\n for(int i=0; i<12;i++){\n p_iter=1.0-abs(p_iter-1.0);\n r2=(i%3==1)?B:C/dot(p_iter,p_iter);\n p_iter=mul(p_iter, r2); s=mul(s, r2);\n }\n return length(cross(p_iter,normalize(float3(1))))/s-0.005;", "A": 2.0, "B": 1.1, "C": 1.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,s=3.,l;\n vec3 q=p;\n for(int j=0;j++<9;)\n p=mod(p-1.,2.)-1.,\n l=1.2/pow(pow(dot(pow(abs(p),vec3(5)),vec3(1)),.2),1.6),\n p*=l, s*=l;\n return abs(p.y)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.2\n// C: 0.2\n// Offset: N/A\n\n float i,g,e,s=A,l;\n float3 p_iter = p;\n float3 q=p_iter;\n for(int j=0;j++<9;)\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n l=B/pow(pow(dot(pow(abs(p_iter),float3(5)),float3(1)),C),1.6),\n p_iter=mul(p_iter,l), s=mul(s, l);\n return abs(p_iter.y)/s;", "A": 3.0, "B": 1.2, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,s=4.,l;\n vec3 q=p;\n for(int j=0;j++<9;)\n p=mod(p-1.,2.)-1.,\n l=1.2/dot(p,p),\n p*=l, s*=l;\n return abs(p.y)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 1.2\n// C: N/A\n// Offset: N/A\n\n float i,g,e,s=A,l;\n float3 p_iter = p;\n float3 q=p_iter;\n for(int j=0;j++<9;)\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n l=B/dot(p_iter,p_iter),\n p_iter=mul(p_iter,l), s=mul(s, l);\n return abs(p_iter.y)/s;", "A": 4.0, "B": 1.2, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,s=1.,l;\n vec3 q=p;\n for(int j=0;j++<4;)\n p=mod(p-1.,2.)-1.,\n l=2./dot(p,p),\n p*=l, s*=l;\n return length(p.xy)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n float i,g,e,s=1.0,l;\n float3 p_iter = p;\n float3 q=p_iter;\n for(int j=0;j++<4;)\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n l=A/dot(p_iter,p_iter),\n p_iter=mul(p_iter,l), s=mul(s, l);\n return length(p_iter.xy)/s;", "A": 2.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define F1(s)p.s=abs(p.s)-1.\n p+=vec3(0,3.8,5.);\n vec3 q=p;\n p=mod(p,vec3(8,8,2))-vec3(4,4,1);\n F1(yx); F1(yx); F1(xz);\n return min(length(cross(p,vec3(.5)))-.03,length(p.xy)-.05);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.8\n// B: 5.0\n// C: 0.03\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter+=float3(0,A,B);\n float3 q=p_iter;\n p_iter=fmod(p_iter,float3(8,8,2))-float3(4,4,1);\n p_iter.yx=abs(p_iter.yx)-1.0; p_iter.yx=abs(p_iter.yx)-1.0; p_iter.xz=abs(p_iter.xz)-1.0;\n return min(length(cross(p_iter,float3(0.5)))-C,length(p_iter.xy)-0.05);", "A": 3.8, "B": 5.0, "C": 0.03, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float l,s=3.;\n float t = 4.5;\n for(int j=0;j++<5;p.xy=fract(p.xy+p.x)-.5)\n p=vec3(log(l=length(p.xy)),atan(p.y,p.x)/PI*2.,p.z/l+1.),\n s*=.5*l;\n return abs(p.z)*s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 4.5\n// C: 2.0\n// Offset: N/A\n\n float l,s=A;\n float t = B;\n float3 p_iter = p;\n for(int j=0;j++<5;p_iter.xy=frac(p_iter.xy+p_iter.x)-0.5)\n p_iter=float3(log(l=length(p_iter.xy)),atan2(p_iter.y,p_iter.x)/3.14159265*C,p_iter.z/l+1.0),\n s=mul(s, 0.5*l);\n return abs(p_iter.z)*s;", "A": 3.0, "B": 4.5, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R,S;\n vec3 q=p; R=2.;\n for(int j=0;j++<9;)\n p-=clamp(p,-1.,1.)*2.,\n S=9.*clamp(.7/min(dot(p,p),3.),0.,1.),\n p=p*S+q,\n R=R*abs(S)+1.,\n p=p.yzx;\n return length(p)/R;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 9.0\n// C: 0.7\n// Offset: N/A\n\n float i,g,e,R,S;\n float3 p_iter = p;\n float3 q=p_iter; R=A;\n for(int j=0;j++<9;)\n p_iter-=clamp(p_iter,-1.0,1.0)*2.0,\n S=B*clamp(C/min(dot(p_iter,p_iter),3.0),0.0,1.0),\n p_iter=p_iter*S+q,\n R=R*abs(S)+1.0,\n p_iter=p_iter.yzx;\n return length(p_iter)/R;", "A": 2.0, "B": 9.0, "C": 0.7, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R=1.,S;\n vec3 q=p;\n for(int j=0;j++<9;)\n p-=clamp(p,-1.,1.)*2.,\n S=6.*clamp(.2/min(dot(p,p),7.),0.,1.),\n p=p*S+q*.7, R=R*abs(S)+.7;\n return length(p)/R;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 6.0\n// B: 0.2\n// C: 0.7\n// Offset: N/A\n\n float i,g,e,R=1.0,S;\n float3 p_iter = p;\n float3 q=p_iter;\n for(int j=0;j++<9;)\n p_iter-=clamp(p_iter,-1.0,1.0)*2.0,\n S=A*clamp(B/min(dot(p_iter,p_iter),7.0),0.0,1.0),\n p_iter=p_iter*S+q*C, R=R*abs(S)+0.7;\n return length(p_iter)/R;", "A": 6.0, "B": 0.2, "C": 0.7, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R,S;\n vec3 q;\n p.z-=3.;\n q=p; R=1.;\n for(int j=0;j++<9;)\n p-=clamp(p,-.9,.9)*2.,\n S=9.*clamp(.1/min(dot(p,p),1.),0.,1.),\n p=p*S+q, R=R*S+1.;\n return .7*length(p)/R;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 9.0\n// C: 0.1\n// Offset: N/A\n\n float i,g,e,R,S;\n float3 q;\n float3 p_iter = p;\n p_iter.z-=A;\n q=p_iter; R=1.0;\n for(int j=0;j++<9;)\n p_iter-=clamp(p_iter,-0.9,0.9)*2.0,\n S=B*clamp(C/min(dot(p_iter,p_iter),1.0),0.0,1.0),\n p_iter=p_iter*S+q, R=R*S+1.0;\n return 0.7*length(p_iter)/R;", "A": 3.0, "B": 9.0, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g,e,R,S;\n vec3 q;\n p.z-=4.;\n q=p; R=1.;\n for(int j=0;j++<9;)\n p-=clamp(p,-1.,1.)*2.,\n S=9.*clamp(.3/min(dot(p,p),1.),0.,1.),\n p=p*S+q*.5,\n R=R*abs(S)+.5;\n return .6*length(p)/R-1e-3;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 9.0\n// C: 0.3\n// Offset: N/A\n\n float i,g,e,R,S;\n float3 q;\n float3 p_iter = p;\n p_iter.z-=A;\n q=p_iter; R=1.0;\n for(int j=0;j++<9;)\n p_iter-=clamp(p_iter,-1.0,1.0)*2.0,\n S=B*clamp(C/min(dot(p_iter,p_iter),1.0),0.0,1.0),\n p_iter=p_iter*S+q*0.5,\n R=R*abs(S)+0.5;\n return 0.6*length(p_iter)/R-1e-3;", "A": 4.0, "B": 9.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "takusakuw", "OriginalCode": "float de(vec3 p){\n return length(sin(p)+cos(p*.5))-.4;\n }", "ConvertedCode": "// author: takusakuw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.4\n// C: N/A\n// Offset: N/A\n\n return length(sin(p)+cos(p*A))-B;", "A": 0.5, "B": 0.4, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yosshin", "OriginalCode": "float de(vec3 p){\n return min(.65-length(fract(p+.5)-.5),p.y+.2);\n }", "ConvertedCode": "// author: yosshin\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.65\n// B: 0.5\n// C: 0.5\n// Offset: N/A\n\n return min(A-length(frac(p+B)-C),p.y+0.2);", "A": 0.65, "B": 0.5, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "takusakuw", "OriginalCode": "float de(vec3 p){\n return (length(sin(p.zxy)-cos(p.zzx))-.5);\n }", "ConvertedCode": "// author: takusakuw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n return (length(sin(p.zxy)-cos(p.zzx))-A);", "A": 0.5, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yuruyurau", "OriginalCode": "float de(vec3 p){\n #define b(p)length(max(abs(mod(p,.8)-.4)-.05,0.))\n vec3 l;\n p=cos(p)-vec3(.3), p.yx*=mat2(cos(.8+vec4(0,3,5,0)));\n return min(min(b(p.xy),b(p.xz)),b(p.yz));\n }", "ConvertedCode": "// author: yuruyurau\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 0.8\n// C: N/A\n// Offset: N/A\n\n float3 l;\n float3 p_iter=cos(p)-float3(A); p_iter.yx=mul(p_iter.yx, float2x2(cos(B+float4(0,3,5,0))));\n return min(min((length(max(abs(fmod(p_iter.xy,0.8)-0.4)-0.05,0.0))),(length(max(abs(fmod(p_iter.xz,0.8)-0.4)-0.05,0.0)))),(length(max(abs(fmod(p_iter.yz,0.8)-0.4)-0.05,0.0))));", "A": 0.3, "B": 0.8, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define F1(a,n)a=abs(a)-n,a=vec2(a.x*.5+a.y,a.x-a.y*.5)\n p=fract(p)-.5;\n for(int j=0;j++<8;)\n F1(p.zy,.0),\n F1(p.xz,.55);\n return .4*length(p.yz)-2e-3;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.55\n// C: 0.4\n// Offset: N/A\n\n float3 p_iter =frac(p)-A;\n for(int j=0;j++<8;)\n p_iter.zy=abs(p_iter.zy)-0.0,p_iter.zy=float2(p_iter.zy.x*0.5+p_iter.zy.y,p_iter.zy.x-p_iter.zy.y*0.5),\n p_iter.xz=abs(p_iter.xz)-B,p_iter.xz=float2(p_iter.xz.x*0.5+p_iter.xz.y,p_iter.xz.x-p_iter.xz.y*0.5);\n return C*length(p_iter.yz)-2e-3;", "A": 0.5, "B": 0.55, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define M(a)mat2(cos(a+vec4(0,2,5,0)))\n #define F1(a)for(int j=0;j<5;j++)p.a=abs(p.a*M(3.));(p.a).y-=3.\n float t = 0.96;\n p.z-=9.;\n p.xz*=M(t);\n F1(xy);\n F1(zy);\n return dot(abs(p),vec3(.3))-.5;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.96\n// B: 9.0\n// C: 0.3\n// Offset: N/A\n\n float t = A;\n float3 p_iter = p;\n p_iter.z-=B;\n p_iter.xz=mul(p_iter.xz, (float2x2(cos(t+float4(0,2,5,0)))));\n for(int j=0;j<5;j++)p_iter.xy=abs(mul(p_iter.xy,(float2x2(cos(3.0+float4(0,2,5,0)))));(p_iter.xy).y-=3.0;\n for(int j=0;j<5;j++)p_iter.zy=abs(mul(p_iter.zy,(float2x2(cos(3.0+float4(0,2,5,0)))));(p_iter.zy).y-=3.0;\n return dot(abs(p_iter),float3(C))-0.5;", "A": 0.96, "B": 9.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by alia", "OriginalCode": "float de(vec3 p){ \n vec3 q=fract(p)-.5;\n float f=-length(p.xy)+2., g=length(q)-.6;\n return max(f,-g);\n }", "ConvertedCode": "// author: adapted from code by alia\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.6\n// C: N/A\n// Offset: N/A\n\n float3 q=frac(p)-A;\n float f=-length(p.xy)+2.0, g=length(q)-B;\n return max(f,-g);", "A": 0.5, "B": 0.6, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by wrighter", "OriginalCode": "float de(vec3 p){ // has aliasing issues\n vec3 a = sin(p/dot(p,p)*4);\n return 0.95*min(length(a.yx),length(a.yz))-0.52+0.2;\n }", "ConvertedCode": "// author: adapted from code by wrighter\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.95\n// B: 0.52\n// C: 0.2\n// Offset: N/A\n\n float3 a = sin(p/dot(p,p)*4);\n return A*min(length(a.yx),length(a.yz))-B+C;", "A": 0.95, "B": 0.52, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "phi16", "OriginalCode": "float de(vec3 p){\n return length(.05*cos(9.*p.y*p.x)+cos(p)-.1*cos(9.*(p.z+.3*p.x-p.y)))-1.;\n }", "ConvertedCode": "// author: phi16\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.05\n// B: 9.0\n// C: 0.1\n// Offset: N/A\n\n return length(A*cos(B*p.y*p.x)+cos(p)-C*cos(9.0*(p.z+0.3*p.x-p.y)))-1.0;", "A": 0.05, "B": 9.0, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 q=p;\n float s=5., e=0.;\n for(int j=0;j++<8;s*=e)\n p=sign(p)*(1.-abs(abs(p-2.)-1.)),\n p=p*(e=6./clamp(dot(p,p),.1,3.))-q*vec3(2,8,5);\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 6.0\n// C: 0.1\n// Offset: N/A\n\n float3 q=p;\n float s=A, e=0.0;\n float3 p_iter = p;\n for(int j=0;j++<8;s=mul(s,e))\n p_iter=sign(p_iter)*(1.0-abs(abs(p_iter-2.0)-1.0)),\n p_iter=p_iter*(e=B/clamp(dot(p_iter,p_iter),C,3.0))-q*float3(2,8,5);\n return length(p_iter)/s;", "A": 5.0, "B": 6.0, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float e=2., s=0., z=0.;\n for(int j=0;++j<6;p=abs(p)-1.5,e/=s=min(dot(p,p),.75),p/=s);\n z+=length(p.xz)/e;\n return z;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.5\n// C: 0.75\n// Offset: N/A\n\n float e=A, s=0.0, z=0.0;\n float3 p_iter = p;\n for(int j=0;++j<6;p_iter=abs(p_iter)-B,e/=s=min(dot(p_iter,p_iter),C),p_iter/=s);\n z+=length(p_iter.xz)/e;\n return z;", "A": 2.0, "B": 1.5, "C": 0.75, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float i,j,e,g,h,s;\n p.y-=p.z*.5;\n for(j=s=h=.01;j++<9.;s+=s)\n p.xz*=rotate2D(2.),\n h+=abs(sin(p.x*s)*sin(p.z*s))/s;\n return max(0.,p.y+h);\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.01\n// C: 0.01\n// Offset: N/A\n\n float i,j,e,g,h,s;\n float3 p_iter = p;\n p_iter.y-=p_iter.z*A;\n for(j=s=h=B;j++<9.0;s+=s)\n p_iter.xz=mul(p_iter.xz, float2x2(cos(2.0),sin(2.0),-sin(2.0),cos(2.0))),\n h+=abs(sin(p_iter.x*s)*sin(p_iter.z*s))/s;\n return max(0.0,p_iter.y+h);", "A": 0.5, "B": 0.01, "C": 0.01, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float i,g,e,s,q;\n q=length(p)-1.;\n p.y++;\n s=3.;\n for(int i=0;i++<7;p=vec3(0,5,0)-abs(abs(p)*e-3.))\n s*=e=max(1.,14./dot(p,p));\n return max(q,min(1.,length(p.xz)-.3))/s;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 14.0\n// C: 0.3\n// Offset: N/A\n\n float i,g,e,s,q;\n float3 p_iter = p;\n q=length(p_iter)-1.0;\n p_iter.y++;\n s=A;\n for(int i=0;i++<7;p_iter=float3(0,5,0)-abs(abs(p_iter)*e-3.0))\n s=mul(s, e=max(1.0,B/dot(p_iter,p_iter)));\n return max(q,min(1.0,length(p_iter.xz)-C))/s;", "A": 3.0, "B": 14.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e=0.;\n for(int i=0;i++<8;p=abs(p)*e)\n p=vec3(.8,2,1)-abs(p-vec3(1,2,1)),\n s*=e=1.3/clamp(dot(p,p),.1,1.2);\n return min(length(p.xz),p.y)/s+.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.3\n// C: 0.1\n// Offset: (1,2,1)\n\n float s=A, e=0.0;\n float3 p_iter = p;\n for(int i=0;i++<8;p_iter=mul(abs(p_iter),e))\n p_iter=float3(0.8,2,1)-abs(p_iter-Offset),\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.2));\n return min(length(p_iter.xz),p_iter.y)/s+0.001;", "A": 2.0, "B": 1.3, "C": 0.1, "OffsetX": 1.0, "OffsetY": 2.0, "OffsetZ": 1.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float i,g=.3,e,s=2.,q;\n for(int i=0;i++<7;p=vec3(2,5,1)-abs(abs(abs(p)*e-3.)-vec3(2,5,1)))\n s*=e=12./min(dot(p,p),12.);\n return min(1.,length(p.xz)-.2)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 2.0\n// C: 12.0\n// Offset: N/A\n\n float i,g=A,e,s=B,q;\n float3 p_iter = p;\n for(int i=0;i++<7;p_iter=float3(2,5,1)-abs(abs(abs(p_iter)*e-3.0)-float3(2,5,1)))\n s=mul(s, e=C/min(dot(p_iter,p_iter),12.0));\n return min(1.0,length(p_iter.xz)-0.2)/s;", "A": 0.3, "B": 2.0, "C": 12.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float i,d=1.,a,b=sqrt(3.);\n Q=mod(p,b*2.)-b;\n a=1.; d=9.;\n for(int j=0;j++<7;){ \n Q=abs(Q);\n d=min(d,(dot(Q,vec3(1)/b)-1.)/a);\n Q=Q*3.-6./b;a*=3.;\n }\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 9.0\n// C: 3.0\n// Offset: N/A\n\n float3 Q;\n float i,d=1.0,a,b=sqrt(A);\n Q=fmod(p,b*2.0)-b;\n a=1.0; d=B;\n for(int j=0;j++<7;){ \n Q=abs(Q);\n d=min(d,(dot(Q,float3(1)/b)-1.0)/a);\n Q=Q*3.0-6.0/b;a=mul(a,C);\n }\n return d;", "A": 3.0, "B": 9.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n float i,d=1.,b=1.73;\n vec3 Q=mod(p,b*2.)-b;\n for(int j=0;j++<6;){ \n Q=abs(Q);\n if(Q.y>Q.x)Q.xy=Q.yx;\n if(Q.z>Q.x)Q.zx=Q.xz;\n Q*=2.;\n Q.x-=b;\n }\n return (dot(abs(Q),vec3(1)/b)-1.)/64.;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.73\n// B: 64.0\n// C: N/A\n// Offset: N/A\n\n float i,d=1.0,b=A;\n float3 Q=fmod(p,b*2.0)-b;\n for(int j=0;j++<6;){ \n Q=abs(Q);\n if(Q.y>Q.x)Q.xy=Q.yx;\n if(Q.z>Q.x)Q.zx=Q.xz;\n Q=mul(Q, 2.0);\n Q.x-=b;\n }\n return (dot(abs(Q),float3(1)/b)-1.0)/B;", "A": 1.73, "B": 64.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){ \n return (length(vec2((length(vec2(length(p.xy)-1.3,\n length(p.zy)-1.3))-.5), dot(cos(p*12.),sin(p.zxy*12.))*.1))-.02)*.3;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.3\n// B: 1.3\n// C: 0.5\n// Offset: N/A\n\n return (length(float2((length(float2(length(p.xy)-A,\n length(p.zy)-B))-C), dot(cos(p*12.0),sin(p.zxy*12.0))*0.1))-0.02)*0.3;", "A": 1.3, "B": 1.3, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.yz*=rotate2D(-.3);\n float ss=3., s=1.;\n for(int j=0; j++<7;){ \n p=abs(p); p.y-=.5;\n s = 1./clamp(dot(p,p),.0,1.);\n p*=s; ss*=s;\n p-=vec2(1,.1).xxy;\n p.xyz=p.zxy;\n }\n return length(p.xy)/ss-.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 3.0\n// C: 0.5\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(-A),sin(-A),-sin(-A),cos(-A)));\n float ss=B, s=1.0;\n for(int j=0; j++<7;){ \n p_iter=abs(p_iter); p_iter.y-=C;\n s = 1.0/clamp(dot(p_iter,p_iter),0.0,1.0);\n p_iter=mul(p_iter, s); ss=mul(ss, s);\n p_iter-=float2(1,0.1).xxy;\n p_iter.xyz=p_iter.zxy;\n }\n return length(p_iter.xy)/ss-0.01;", "A": 0.3, "B": 3.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.yz*=rotate2D(-.3);\n float ss=3., s=1.;\n for(int j=0; j++<7;){ \n p=abs(p); p.y-=.5;\n s = 1./clamp(dot(p,p),.0,1.);\n p*=s; ss*=s;\n p-=vec2(1,.1).xxy;\n p.xyz=p.zxy;\n }\n return length(max(abs(p)-.6,0.))/ss-.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 3.0\n// C: 0.5\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(-A),sin(-A),-sin(-A),cos(-A)));\n float ss=B, s=1.0;\n for(int j=0; j++<7;){ \n p_iter=abs(p_iter); p_iter.y-=C;\n s = 1.0/clamp(dot(p_iter,p_iter),0.0,1.0);\n p_iter=mul(p_iter, s); ss=mul(ss, s);\n p_iter-=float2(1,0.1).xxy;\n p_iter.xyz=p_iter.zxy;\n }\n return length(max(abs(p_iter)-0.6,0.0))/ss-0.01;", "A": 0.3, "B": 3.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;j++<8;){ \n p=.1-abs(p-.2);\n p.x < p.z?p=p.zyx:p;\n s*=e=1.6;\n p=abs(p)*e-vec3(.1,3,1);\n p.yz*=rotate2D(.8);\n }\n return length(p.yx)/s-.04;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.1\n// C: 0.2\n// Offset: (0.1,3,1)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;j++<8;){ \n p_iter=B-abs(p_iter-C);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n s=mul(s, e=1.6);\n p_iter=mul(abs(p_iter),e)-Offset;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(0.8),sin(0.8),-sin(0.8),cos(0.8)));\n }\n return length(p_iter.yx)/s-0.04;", "A": 2.0, "B": 0.1, "C": 0.2, "OffsetX": 0.1, "OffsetY": 3.0, "OffsetZ": 1.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int i=0;i++<8;){ \n p=.5-abs(p);\n p.x < p.z?p=p.zyx:p;\n p.z < p.y?p=p.xzy:p;\n s*=e=1.6;\n p=abs(p)*e-vec3(.5,30,5);\n p.yz*=rotate2D(.3);\n }\n return length(p.xy)/s-.005;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.6\n// C: 0.5\n// Offset: (0.5,30,5)\n\n float s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<8;){ \n p_iter=C-abs(p_iter);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n p_iter.z < p_iter.y?p_iter=p_iter.xzy:p_iter;\n s=mul(s, e=B);\n p_iter=mul(abs(p_iter),e)-Offset;\n p_iter.yz=mul(p_iter.yz, float2x2(cos(0.3),sin(0.3),-sin(0.3),cos(0.3)));\n }\n return length(p_iter.xy)/s-0.005;", "A": 2.0, "B": 1.6, "C": 0.5, "OffsetX": 0.5, "OffsetY": 30.0, "OffsetZ": 5.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3.,e;\n for(int i=0;i++<3;p=vec3(2,4,2)-abs(abs(p)*e-vec3(3,6,1)))\n s*=e=1./min(dot(p,p),.6);\n return min(length(p.xz),abs(p.y))/s+.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.0\n// C: 0.6\n// Offset: N/A\n\n float s=A,e;\n float3 p_iter = p;\n for(int i=0;i++<3;p_iter=float3(2,4,2)-abs(abs(p_iter)*e-float3(3,6,1)))\n s=mul(s, e=B/min(dot(p_iter,p_iter),C));\n return min(length(p_iter.xz),abs(p_iter.y))/s+0.001;", "A": 3.0, "B": 1.0, "C": 0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3., e;\n s*=e=3./min(dot(p,p),50.);\n p=abs(p)*e;\n for(int i=0;i++<5;)\n p=vec3(2,4,2)-abs(p-vec3(4,4,2)),\n s*=e=8./min(dot(p,p),9.),\n p=abs(p)*e;\n return min(length(p.xz)-.1,p.y)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 3.0\n// C: 8.0\n// Offset: (4,4,2)\n\n float s=A, e;\n float3 p_iter = p;\n s=mul(s, e=B/min(dot(p_iter,p_iter),50.0));\n p_iter=mul(abs(p_iter),e);\n for(int i=0;i++<5;)\n p_iter=float3(2,4,2)-abs(p_iter-Offset),\n s=mul(s, e=C/min(dot(p_iter,p_iter),9.0)),\n p_iter=mul(abs(p_iter),e);\n return min(length(p_iter.xz)-0.1,p_iter.y)/s;", "A": 3.0, "B": 3.0, "C": 8.0, "OffsetX": 4.0, "OffsetY": 4.0, "OffsetZ": 2.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float s=3., offset=8., e;\n for(int i=0;i++<9;p=vec3(2,4,2)-abs(abs(p)*e-vec3(4,4,2)))\n s*=e=max(1.,(8.+offset)/dot(p,p));\n return min(length(p.xz),p.y)/s;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 8.0\n// C: 8.0\n// Offset: N/A\n\n float s=A, offset_val=B, e;\n float3 p_iter = p;\n for(int i=0;i++<9;p_iter=float3(2,4,2)-abs(abs(p_iter)*e-float3(4,4,2)))\n s=mul(s, e=max(1.0,(C+offset_val)/dot(p_iter,p_iter)));\n return min(length(p_iter.xz),p_iter.y)/s;", "A": 3.0, "B": 8.0, "C": 8.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=sin(2.8*p+5.*sin(p*.3));\n float s=2., e;\n for(int i=0;i++<6;)\n p=abs(p-1.7)-1.5,\n s*=e=2.3/clamp(dot(p,p),.3,1.2),\n p=abs(p)*e;\n return length(p.zy)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.8\n// B: 5.0\n// C: 0.3\n// Offset: N/A\n\n float3 p_iter = sin(A*p+B*sin(p*C));\n float s=2.0, e;\n for(int i=0;i++<6;)\n p_iter=abs(p_iter-1.7)-1.5,\n s=mul(s, e=2.3/clamp(dot(p_iter,p_iter),0.3,1.2)),\n p_iter=mul(abs(p_iter),e);\n return length(p_iter.zy)/s;", "A": 2.8, "B": 5.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n p0=p0/10.;\n p0 = mod(p0, 2.)-1.;\n vec4 p = vec4(p0, 1.);\n p=abs(p);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 8; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n p*=(1.6/clamp(dot(p.xyz,p.xyz),0.6,1.));\n p.xyz-=vec3(0.7,1.8,0.5);\n p*=1.2;\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return (length(p.xyz)/p.w)*10.;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 2.0\n// C: 1.6\n// Offset: (0.7,1.8,0.5)\n\n float3 p0=p/A;\n p0 = fmod(p0, B)-1.0;\n float4 p_iter = float4(p0, 1.0);\n p_iter=abs(p_iter);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 8; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n p_iter=mul(p_iter,(C/clamp(dot(p_iter.xyz,p_iter.xyz),0.6,1.0)));\n p_iter.xyz-=Offset;\n p_iter=mul(p_iter,1.2);\n }\n float m = 1.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return (length(p_iter.xyz)/p_iter.w)*10.0;", "A": 10.0, "B": 2.0, "C": 1.6, "OffsetX": 0.7, "OffsetY": 1.8, "OffsetZ": 0.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=5., e;\n p=p/dot(p,p)+1.;\n for(int i=0;i++<8;p*=e)\n p=1.-abs(p-1.),\n s*=e=1.6/min(dot(p,p),1.5);\n return length(cross(p,normalize(vec3(1))))/s-5e-4;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 1.6\n// C: 1.5\n// Offset: N/A\n\n float s=A, e;\n float3 p_iter = p/dot(p,p)+1.0;\n for(int i=0;i++<8;p_iter=mul(p_iter,e))\n p_iter=1.0-abs(p_iter-1.0),\n s=mul(s, e=B/min(dot(p_iter,p_iter),C));\n return length(cross(p_iter,normalize(float3(1))))/s-5e-4;", "A": 5.0, "B": 1.6, "C": 1.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3., e, offset = 1.; //offset can be adjusted\n for(int i=0;i++<8;p*=e)\n p=abs(p-vec3(1,3,1.5+offset*.3))-vec3(1,3.+offset*.3,2),\n p*=-1., s*=e=7./clamp(dot(p,p),.7,7.);\n return (p.z)/s+1e-3;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.0\n// C: 7.0\n// Offset: N/A\n\n float s=A, e, offset_val = B; //offset can be adjusted\n float3 p_iter = p;\n for(int i=0;i++<8;p_iter=mul(p_iter,e))\n p_iter=abs(p_iter-float3(1,3,1.5+offset_val*0.3))-float3(1,3.0+offset_val*0.3,2),\n p_iter=mul(p_iter,-1.0), s=mul(s, e=C/clamp(dot(p_iter,p_iter),0.7,7.0));\n return (p_iter.z)/s+1e-3;", "A": 3.0, "B": 1.0, "C": 7.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=sin(p+3.*sin(p*.5));\n float s=2., e;\n for(int i=0;i++<5;)\n p=abs(p-1.7)-1.3,\n s*=e=2./min(dot(p,p),1.5),\n p=abs(p)*e-1.;\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 0.5\n// C: 2.0\n// Offset: N/A\n\n float3 p_iter = sin(p+A*sin(p*B));\n float s=C, e;\n for(int i=0;i++<5;)\n p_iter=abs(p_iter-1.7)-1.3,\n s=mul(s, e=2.0/min(dot(p_iter,p_iter),1.5)),\n p_iter=mul(abs(p_iter),e)-1.0;\n return length(p_iter)/s;", "A": 3.0, "B": 0.5, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n #define M(p)p=vec2(sin(atan(p.x,p.y)*4.)/3.,1)*length(p),p.y-=2.\n float i,g,e,s;\n for(s=3.;s<4e4;s*=3.)\n M(p.xy),\n M(p.zy),\n p*=3.;\n return length(p.xy)/s-.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 3.0\n// C: N/A\n// Offset: N/A\n\n float i,g,e,s;\n float3 p_iter = p;\n for(s=A;s<4e4;s=mul(s,B))\n p_iter.xy=mul(float2(sin(atan2(p_iter.xy.x,p_iter.xy.y)*4.0)/3.0,1),length(p_iter.xy)),p_iter.xy.y-=2.0,\n p_iter.zy=mul(float2(sin(atan2(p_iter.zy.x,p_iter.zy.y)*4.0)/3.0,1),length(p_iter.zy)),p_iter.zy.y-=2.0,\n p_iter=mul(p_iter, 3.0);\n return length(p_iter.xy)/s-0.001;", "A": 3.0, "B": 3.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=1.-abs(abs(p+sin(p))-1.);\n p=p.x < p.y?p.zxy:p.zyx;\n float s=5., l;\n for(int j=0;j++<4;)\n s*=l=2./min(dot(p,p),1.5),\n p=abs(p)*l-vec3(2,1,3);\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 2.0\n// C: 1.5\n// Offset: (2,1,3)\n\n float3 p_iter =1.0-abs(abs(p+sin(p))-1.0);\n p_iter=p_iter.x < p_iter.y?p_iter.zxy:p_iter.zyx;\n float s=A, l;\n for(int j=0;j++<4;)\n s=mul(s, l=B/min(dot(p_iter,p_iter),C)),\n p_iter=mul(abs(p_iter),l)-Offset;\n return length(p_iter.yz)/s;", "A": 5.0, "B": 2.0, "C": 1.5, "OffsetX": 2.0, "OffsetY": 1.0, "OffsetZ": 3.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3., e;\n for(int j=0;++j<5;)\n s*=e=1./min(dot(p,p),1.),\n p=abs(p)*e-1.5;\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.0\n// C: 1.5\n// Offset: N/A\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;++j<5;)\n s=mul(s, e=B/min(dot(p_iter,p_iter),1.0)),\n p_iter=mul(abs(p_iter),e)-C;\n return length(p_iter.yz)/s;", "A": 3.0, "B": 1.0, "C": 1.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;j++<8;)\n s*=e=2./clamp(dot(p,p),.2,1.),\n p=abs(p)*e-vec3(.5,8,.5);\n return length(cross(p,vec3(1,1,-1)))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.2\n// Offset: (0.5,8,0.5)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;j++<8;)\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return length(cross(p_iter,float3(1,1,-1)))/s;", "A": 2.0, "B": 2.0, "C": 0.2, "OffsetX": 0.5, "OffsetY": 8.0, "OffsetZ": 0.5 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n p.xz=mod(p.xz,2.)-1.;\n vec3 q=p;\n float s=2., e;\n for(int j=0;j++<8;)\n s*=e=2./clamp(dot(p,p),.5,1.),\n p=abs(p)*e-vec3(.5,8,.5);\n return max(q.y,length(p.xz)/s);\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.5\n// Offset: (0.5,8,0.5)\n\n float3 p_iter = p;\n p_iter.xz=fmod(p_iter.xz,A)-1.0;\n float3 q=p_iter;\n float s=2.0, e;\n for(int j=0;j++<8;)\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return max(q.y,length(p_iter.xz)/s);", "A": 2.0, "B": 2.0, "C": 0.5, "OffsetX": 0.5, "OffsetY": 8.0, "OffsetZ": 0.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.xz=abs(p.xz)-1.;\n p.x>p.z?p=p.zyx:p;\n float s=2., e;\n for(int j=0;j++<7;)\n s*=e=2.2/clamp(dot(p,p),.3,1.2),\n p=abs(p)*e-vec3(1,8,.03);\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.2\n// C: 0.3\n// Offset: (1,8,0.03)\n\n float3 p_iter = p;\n p_iter.xz=abs(p_iter.xz)-1.0;\n p_iter.x>p_iter.z?p_iter=p_iter.zyx:p_iter;\n float s=A, e;\n for(int j=0;j++<7;)\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.2)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return length(p_iter.yz)/s;", "A": 2.0, "B": 2.2, "C": 0.3, "OffsetX": 1.0, "OffsetY": 8.0, "OffsetZ": 0.03 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;j++<7;)\n s*=e=2.2/clamp(dot(p,p),.3,1.2),\n p=abs(p)*e-vec3(1,8,1);\n return length(cross(p,vec3(1,1,-1)))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.2\n// C: 0.3\n// Offset: (1,8,1)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;j++<7;)\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.2)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return length(cross(p_iter,float3(1,1,-1)))/s;", "A": 2.0, "B": 2.2, "C": 0.3, "OffsetX": 1.0, "OffsetY": 8.0, "OffsetZ": 1.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.xz=mod(p.xz,2.)-1.;\n float s=2., e;\n for(int j=0;j++<8;)\n s*=e=2./clamp(dot(p,p),.5,1.),\n p=abs(p)*e-vec3(.5,8,.5);\n return length(p.xz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.5\n// Offset: (0.5,8,0.5)\n\n float3 p_iter = p;\n p_iter.xz=fmod(p_iter.xz,A)-1.0;\n float s=2.0, e;\n for(int j=0;j++<8;)\n s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),\n p_iter=mul(abs(p_iter),e)-Offset;\n return length(p_iter.xz)/s;", "A": 2.0, "B": 2.0, "C": 0.5, "OffsetX": 0.5, "OffsetY": 8.0, "OffsetZ": 0.5 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2.,e;\n for(int i=0;i<9;i++){\n p=.5-abs(p-.5);\n p.x < p.z?p=p.zyx:p;\n p.z < p.y?p=p.xzy:p;\n s*=e=2.4;\n p=abs(p)*e-vec3(.1,13,5);\n }\n return length(p)/s-0.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.5\n// C: 0.5\n// Offset: (0.1,13,5)\n\n float s=A,e;\n float3 p_iter = p;\n for(int i=0;i<9;i++){\n p_iter=B-abs(p_iter-C);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n p_iter.z < p_iter.y?p_iter=p_iter.xzy:p_iter;\n s=mul(s, e=2.4);\n p_iter=mul(abs(p_iter),e)-Offset;\n }\n return length(p_iter)/s-0.01;", "A": 2.0, "B": 0.5, "C": 0.5, "OffsetX": 0.1, "OffsetY": 13.0, "OffsetZ": 5.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int i=0;i++<7;){ \n p.xz=.8-abs(p.xz);\n p.x < p.z?p=p.zyx:p;\n s*=e=2.1/min(dot(p,p),1.);\n p=abs(p)*e-vec3(1,18,9);\n }\n return length(p)/s-0.01;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.8\n// C: 2.1\n// Offset: (1,18,9)\n\n float s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<7;){ \n p_iter.xz=B-abs(p_iter.xz);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n s=mul(s, e=C/min(dot(p_iter,p_iter),1.0));\n p_iter=mul(abs(p_iter),e)-Offset;\n }\n return length(p_iter)/s-0.01;", "A": 2.0, "B": 0.8, "C": 2.1, "OffsetX": 1.0, "OffsetY": 18.0, "OffsetZ": 9.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){ \n float n=1.+snoise3D(p), s=4., e;\n for(int i=0;i++<7;p.y-=20.*n)\n p.xz=.8-abs(p.xz),\n p.x < p.z?p=p.zyx:p,\n s*=e=2.1/min(dot(p,p),1.),\n p=abs(p)*e-n;\n return length(p)/s+1e-4;\n }", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 20.0\n// C: 0.8\n// Offset: N/A\n// Simplex Noise 3D, ported from Stefan Gustavson's and Ashima's work\nfloat3 mod289(float3 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }\nfloat4 mod289(float4 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }\nfloat4 permute(float4 x) { return mod289(((x*34.0)+1.0)*x); }\nfloat4 taylorInvSqrt(float4 r) { return 1.79284291400159 - 0.85373472095314 * r; }\nfloat snoise3D(float3 v) {\n const float2 C = float2(1.0/6.0, 1.0/3.0);\n const float4 D = float4(0.0, 0.5, 1.0, 2.0);\n float3 i = floor(v + dot(v, C.yyy));\n float3 x0 = v - i + dot(i, C.xxx);\n float3 g = step(x0.yzx, x0.xyz);\n float3 l = 1.0 - g;\n float3 i1 = min(g.xyz, l.zxy);\n float3 i2 = max(g.xyz, l.zxy);\n float3 x1 = x0 - i1 + C.xxx;\n float3 x2 = x0 - i2 + C.yyy;\n float3 x3 = x0 - D.yyy;\n i = mod289(i);\n float4 p = permute(permute(permute(i.z + float4(0.0, i1.z, i2.z, 1.0)) + i.y + float4(0.0, i1.y, i2.y, 1.0)) + i.x + float4(0.0, i1.x, i2.x, 1.0));\n float n_ = 0.142857142857;\n float3 ns = n_ * D.wyz - D.xzx;\n float4 j = p - 49.0 * floor(p * ns.z * ns.z);\n float4 x_ = floor(j * ns.z);\n float4 y_ = floor(j - 7.0 * x_);\n float4 x = x_ * ns.x + ns.yyyy;\n float4 y = y_ * ns.x + ns.yyyy;\n float4 h = 1.0 - abs(x) - abs(y);\n float4 b0 = float4(x.xy, y.xy);\n float4 b1 = float4(x.zw, y.zw);\n float4 s0 = floor(b0)*2.0 + 1.0;\n float4 s1 = floor(b1)*2.0 + 1.0;\n float4 sh = -step(h, 0.0);\n float4 a0 = b0.xzyw + s0.xzyw*sh.xxyy;\n float4 a1 = b1.xzyw + s1.xzyw*sh.zzww;\n float3 p0 = float3(a0.xy,h.x);\n float3 p1 = float3(a0.zw,h.y);\n float3 p2 = float3(a1.xy,h.z);\n float3 p3 = float3(a1.zw,h.w);\n float4 norm = taylorInvSqrt(float4(dot(p0,p0), dot(p1,p1), dot(p2,p2), dot(p3,p3)));\n p0 *= norm.x; p1 *= norm.y; p2 *= norm.z; p3 *= norm.w;\n float4 m = max(0.6 - float4(dot(x0,x0), dot(x1,x1), dot(x2,x2), dot(x3,x3)), 0.0);\n m = m*m;\n return 42.0 * dot(m*m, float4(dot(p0,x0), dot(p1,x1), dot(p2,x2), dot(p3,x3)));\n}\n\n float n=1.0+snoise3D(p), s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<7;p_iter.y-=B*n)\n p_iter.xz=C-abs(p_iter.xz),\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter,\n s=mul(s, e=2.1/min(dot(p_iter,p_iter),1.0)),\n p_iter=mul(abs(p_iter),e)-n;\n return length(p_iter)/s+1e-4;", "A": 4.0, "B": 20.0, "C": 0.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=3., e;\n for(int i=0;i++<8;)\n p=mod(p-1.,2.)-1.,\n s*=e=1.4/dot(p,p),\n p*=e;\n return length(p.yz)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.4\n// C: N/A\n// Offset: N/A\n\n float s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<8;)\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n s=mul(s, e=B/dot(p_iter,p_iter)),\n p_iter=mul(p_iter,e);\n return length(p_iter.yz)/s;", "A": 3.0, "B": 1.4, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=4., e;\n for(int i=0;i++<7;p.y-=10.)\n p.xz=.8-abs(p.xz),\n p.x < p.z?p=p.zyx:p,\n s*=e=2.5/clamp(dot(p,p),.1,1.2),\n p=abs(p)*e-1.;\n return length(p)/s+.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 10.0\n// C: 0.8\n// Offset: N/A\n\n float s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<7;p_iter.y-=B)\n p_iter.xz=C-abs(p_iter.xz),\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter,\n s=mul(s, e=2.5/clamp(dot(p_iter,p_iter),0.1,1.2)),\n p_iter=mul(abs(p_iter),e)-1.0;\n return length(p_iter)/s+0.001;", "A": 4.0, "B": 10.0, "C": 0.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int i=0;i++<10;){ \n p=.3-abs(p-.8);\n p.x < p.z?p=p.zyx:p;\n p.z < p.y?p=p.xzy:p;\n s*=e=1.7;\n p=abs(p)*e-vec3(1,50,5);\n }\n return length(p.xy)/s+.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.3\n// C: 0.8\n// Offset: (1,50,5)\n\n float s=A, e;\n float3 p_iter = p;\n for(int i=0;i++<10;){ \n p_iter=B-abs(p_iter-C);\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n p_iter.z < p_iter.y?p_iter=p_iter.xzy:p_iter;\n s=mul(s, e=1.7);\n p_iter=mul(abs(p_iter),e)-Offset;\n }\n return length(p_iter.xy)/s+0.001;", "A": 2.0, "B": 0.3, "C": 0.8, "OffsetX": 1.0, "OffsetY": 50.0, "OffsetZ": 5.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=1., e, offset=0.26; // vary between 0 and 1\n for(int i=0;i++<5;){ \n s*=e=2./min(dot(p,p),1.);\n p=abs(p)*e-vec3(1,10.*offset,1);\n }\n return length(max(abs(p)-1.,0.))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.0\n// B: 0.26\n// C: 2.0\n// Offset: N/A\n\n float s=A, e, offset_val=B; // vary between 0 and 1\n float3 p_iter = p;\n for(int i=0;i++<5;){ \n s=mul(s, e=C/min(dot(p_iter,p_iter),1.0));\n p_iter=mul(abs(p_iter),e)-float3(1,10.0*offset_val,1);\n }\n return length(max(abs(p_iter)-1.0,0.0))/s;", "A": 1.0, "B": 0.26, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2.5, e;\n p=abs(mod(p-1.,2.)-1.)-1.;\n for(int j=0;j++<10;)\n p=1.-abs(p-1.),\n s*=e=-1.8/dot(p,p),\n p=p*e-.7;\n return abs(p.z)/s+.001;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.5\n// B: 1.8\n// C: 0.7\n// Offset: N/A\n\n float s=A, e;\n float3 p_iter =abs(fmod(p-1.0,2.0)-1.0)-1.0;\n for(int j=0;j++<10;)\n p_iter=1.0-abs(p_iter-1.0),\n s=mul(s, e=-B/dot(p_iter,p_iter)),\n p_iter=p_iter*e-C;\n return abs(p_iter.z)/s+0.001;", "A": 2.5, "B": 1.8, "C": 0.7, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;++j<8;s*=e=2./clamp(dot(p,p),.4,1.),p=abs(p)*e-vec3(2,1,.7));\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.4\n// Offset: (2,1,0.7)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;++j<8;s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),p_iter=mul(abs(p_iter),e)-Offset);\n return length(p_iter)/s;", "A": 2.0, "B": 2.0, "C": 0.4, "OffsetX": 2.0, "OffsetY": 1.0, "OffsetZ": 0.7 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;++j<8;s*=e=2./clamp(dot(p,p),.4,1.),p=abs(p)*e-vec3(2,1,.7));\n return length(p-clamp(p,-2.,2.))/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.4\n// Offset: (2,1,0.7)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;++j<8;s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),p_iter=mul(abs(p_iter),e)-Offset);\n return length(p_iter-clamp(p_iter,-2.0,2.0))/s;", "A": 2.0, "B": 2.0, "C": 0.4, "OffsetX": 2.0, "OffsetY": 1.0, "OffsetZ": 0.7 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float s=2., e;\n for(int j=0;++j<18;s*=e=2./clamp(dot(p,p),.4,1.),p=abs(p)*e-vec3(2,1,.7));\n return length(p)/s;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 2.0\n// C: 0.4\n// Offset: (2,1,0.7)\n\n float s=A, e;\n float3 p_iter = p;\n for(int j=0;++j<18;s=mul(s, e=B/clamp(dot(p_iter,p_iter),C,1.0)),p_iter=mul(abs(p_iter),e)-Offset);\n return length(p_iter)/s;", "A": 2.0, "B": 2.0, "C": 0.4, "OffsetX": 2.0, "OffsetY": 1.0, "OffsetZ": 0.7 }, { "Author": "amini", "OriginalCode": "float de(vec3 p){\n float s=3., e;\n s*=e=3./min(dot(p,p),50.);\n p=abs(p)*e;\n for(int i=0;i++<5;)\n p=vec3(8,4,2)-abs(p-vec3(8,4,2)),\n s*=e=8./min(dot(p,p),9.),\n p=abs(p)*e;\n return min(length(p.xz)-.1,p.y)/s;\n }", "ConvertedCode": "// author: amini\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 3.0\n// C: 8.0\n// Offset: (8,4,2)\n\n float s=A, e;\n float3 p_iter = p;\n s=mul(s, e=B/min(dot(p_iter,p_iter),50.0));\n p_iter=mul(abs(p_iter),e);\n for(int i=0;i++<5;)\n p_iter=float3(8,4,2)-abs(p_iter-Offset),\n s=mul(s, e=C/min(dot(p_iter,p_iter),9.0)),\n p_iter=mul(abs(p_iter),e);\n return min(length(p_iter.xz)-0.1,p_iter.y)/s;", "A": 3.0, "B": 3.0, "C": 8.0, "OffsetX": 8.0, "OffsetY": 4.0, "OffsetZ": 2.0 }, { "Author": "Kali", "OriginalCode": "float de(vec3 p){\n p.x = abs(p.x) - 3.3;\n p.z = mod(p.z + 2.0, 4.0) - 2.0;\n vec4 q = vec4(p, 1);\n q.xyz -= 1.0;\n q.xyz = q.zxy;\n for(int i = 0; i < 6; i++) {\n q.xyz = abs(q.xyz + 1.0) - 1.0;\n q /= clamp(dot(q.xyz, q.xyz), 0.25, 1.0);\n q *= 1.15;\n float s = sin(-0.35);\n float c = cos(-0.35);\n q.xy = mat2(c,s,-s,c)*q.xy;\n }\n return (length(q.xyz) - 1.5)/q.w;\n }", "ConvertedCode": "// author: Kali\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.3\n// B: 1.15\n// C: 0.35\n// Offset: N/A\n\n float3 p_iter = p;\n p_iter.x = abs(p_iter.x) - A;\n p_iter.z = fmod(p_iter.z + 2.0, 4.0) - 2.0;\n float4 q = float4(p_iter, 1);\n q.xyz -= 1.0;\n q.xyz = q.zxy;\n for(int i = 0; i < 6; i++) {\n q.xyz = abs(q.xyz + 1.0) - 1.0;\n q /= clamp(dot(q.xyz, q.xyz), 0.25, 1.0);\n q = mul(q, B);\n float s = sin(-C);\n float c = cos(-0.35);\n q.xy = mul(float2x2(c,s,-s,c),q.xy);\n }\n return (length(q.xyz) - 1.5)/q.w;", "A": 3.3, "B": 1.15, "C": 0.35, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Kali", "OriginalCode": "float de(vec3 p){\n p.xz=abs(.5-mod(p.xz,1.))+.01;\n float DEfactor=1.;\n for (int i=0; i<14; i++) {\n p = abs(p)-vec3(0.,2.,0.);\n float r2 = dot(p, p);\n float sc=2./clamp(r2,0.4,1.);\n p*=sc;\n DEfactor*=sc;\n p = p - vec3(0.5,1.,0.5);\n }\n return length(p)/DEfactor-.0005;\n }", "ConvertedCode": "// author: Kali\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.01\n// C: 2.0\n// Offset: (0.0,2.0,0.0)\n\n float3 p_iter = p;\n p_iter.xz=abs(A-fmod(p_iter.xz,1.0))+B;\n float DEfactor=1.0;\n for (int i=0; i<14; i++) {\n p_iter = abs(p_iter)-Offset;\n float r2 = dot(p_iter, p_iter);\n float sc=C/clamp(r2,0.4,1.0);\n p_iter=mul(p_iter,sc);\n DEfactor=mul(DEfactor,sc);\n p_iter = p_iter - float3(0.5,1.0,0.5);\n }\n return length(p_iter)/DEfactor-0.0005;", "A": 0.5, "B": 0.01, "C": 2.0, "OffsetX": 0.0, "OffsetY": 2.0, "OffsetZ": 0.0 }, { "Author": "Kali", "OriginalCode": "float de(vec3 pos){\n vec3 tpos=pos;\n tpos.xz=abs(.5-mod(tpos.xz,1.));\n vec4 p=vec4(tpos,1.);\n float y=max(0.,.35-abs(pos.y-3.35))/.35;\n for (int i=0; i<7; i++) {\n p.xyz = abs(p.xyz)-vec3(-0.02,1.98,-0.02);\n p=p*(2.0+0.*y)/clamp(dot(p.xyz,p.xyz),.4,1.)-vec4(0.5,1.,0.4,0.);\n p.xz*=mat2(-0.416,-0.91,0.91,-0.416);\n }\n return (length(max(abs(p.xyz)-vec3(0.1,5.0,0.1),vec3(0.0)))-0.05)/p.w;\n }", "ConvertedCode": "// author: Kali\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.35\n// C: 3.35\n// Offset: (-0.02,1.98,-0.02)\n\n float3 tpos=p;\n tpos.xz=abs(A-fmod(tpos.xz,1.0));\n float4 p_iter=float4(tpos,1.0);\n float y=max(0.0,B-abs(p.y-C))/0.35;\n for (int i=0; i<7; i++) {\n p_iter.xyz = abs(p_iter.xyz)-Offset;\n p_iter=p_iter*(2.0+0.0*y)/clamp(dot(p_iter.xyz,p_iter.xyz),0.4,1.0)-float4(0.5,1.0,0.4,0.0);\n p_iter.xz=mul(p_iter.xz, float2x2(-0.416,-0.91,0.91,-0.416));\n }\n return (length(max(abs(p_iter.xyz)-float3(0.1,5.0,0.1),float3(0.0)))-0.05)/p_iter.w;", "A": 0.5, "B": 0.35, "C": 3.35, "OffsetX": -0.02, "OffsetY": 1.98, "OffsetZ": -0.02 }, { "Author": "shane", "OriginalCode": "float de(vec3 p){\n const vec3 offs = vec3(1, .75, .5); // Offset point.\n const vec2 a = sin(vec2(0, 1.57079632) + 1.57/2.);\n const mat2 m = mat2(a.y, -a.x, a);\n const vec2 a2 = sin(vec2(0, 1.57079632) + 1.57/4.);\n const mat2 m2 = mat2(a2.y, -a2.x, a2);\n const float s = 5.; // Scale factor.\n float d = 1e5; // Distance.\n p = abs(fract(p*.5)*2. - 1.);\n float amp = 1./s;\n for(int i=0; i<2; i++){\n p.xy = m*p.xy;\n p.yz = m2*p.yz;\n p = abs(p);\n p.xy += step(p.x, p.y)*(p.yx - p.xy);\n p.xz += step(p.x, p.z)*(p.zx - p.xz);\n p.yz += step(p.y, p.z)*(p.zy - p.yz);\n p = p*s + offs*(1. - s);\n p.z -= step(p.z, offs.z*(1. - s)*.5)*offs.z*(1. - s);\n p=abs(p);\n d = min(d, max(max(p.x, p.y), p.z)*amp);\n amp /= s;\n }\n return d - .035;\n }", "ConvertedCode": "// author: shane\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.0\n// B: 0.035\n// C: N/A\n// Offset: N/A\n\n const float3 offs = float3(1, 0.75, 0.5); // Offset point.\n const float2 a_vec = sin(float2(0, 1.57079632) + 1.57/2.0);\n const float2x2 m = float2x2(a_vec.y, -a_vec.x, a_vec.x, a_vec.y);\n const float2 a2 = sin(float2(0, 1.57079632) + 1.57/4.0);\n const float2x2 m2 = float2x2(a2.y, -a2.x, a2.x, a2.y);\n const float s = A; // Scale factor.\n float d = 1e5; // Distance.\n float3 p_iter = abs(frac(p*0.5)*2.0 - 1.0);\n float amp = 1.0/s;\n for(int i=0; i<2; i++){\n p_iter.xy = mul(m, p_iter.xy);\n p_iter.yz = mul(m2, p_iter.yz);\n p_iter = abs(p_iter);\n p_iter.xy += step(p_iter.x, p_iter.y)*(p_iter.yx - p_iter.xy);\n p_iter.xz += step(p_iter.x, p_iter.z)*(p_iter.zx - p_iter.xz);\n p_iter.yz += step(p_iter.y, p_iter.z)*(p_iter.zy - p_iter.yz);\n p_iter = p_iter*s + offs*(1.0 - s);\n p_iter.z -= step(p_iter.z, offs.z*(1.0 - s)*0.5)*offs.z*(1.0 - s);\n p_iter=abs(p_iter);\n d = min(d, max(max(p_iter.x, p_iter.y), p_iter.z)*amp);\n amp /= s;\n }\n return d - B;", "A": 5.0, "B": 0.035, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "avi", "OriginalCode": "float de(vec3 p) {\n const vec3 va = vec3( 0.0, 0.57735, 0.0 );\n const vec3 vb = vec3( 0.0, -1.0, 1.15470 );\n const vec3 vc = vec3( 1.0, -1.0, -0.57735 );\n const vec3 vd = vec3( -1.0, -1.0, -0.57735 );\n float a = 0.0;\n float s = 1.0;\n float r = 1.0;\n float dm;\n vec3 v;\n for(int i=0; i<16; i++) {\n float d, t;\n d = dot(p-va,p-va); v=va; dm=d; t=0.0;\n d = dot(p-vb,p-vb); if( d < dm ) { v=vb; dm=d; t=1.0; }\n d = dot(p-vc,p-vc); if( d < dm ) { v=vc; dm=d; t=2.0; }\n d = dot(p-vd,p-vd); if( d < dm ) { v=vd; dm=d; t=3.0; }\n p = v + 2.0*(p - v); r*= 2.0;\n a = t + 4.0*a; s*= 4.0;\n }\n return (sqrt(dm)-1.0)/r;\n }", "ConvertedCode": "// author: avi\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n const float3 va = float3( 0.0, 0.57735, 0.0 );\n const float3 vb = float3( 0.0, -1.0, 1.15470 );\n const float3 vc = float3( 1.0, -1.0, -0.57735 );\n const float3 vd = float3( -1.0, -1.0, -0.57735 );\n float a = 0.0;\n float s = 1.0;\n float r = 1.0;\n float dm;\n float3 v;\n float3 p_iter = p;\n for(int i=0; i<16; i++) {\n float d, t;\n d = dot(p_iter-va,p_iter-va); v=va; dm=d; t=0.0;\n d = dot(p_iter-vb,p_iter-vb); if( d < dm ) { v=vb; dm=d; t=1.0; }\n d = dot(p_iter-vc,p_iter-vc); if( d < dm ) { v=vc; dm=d; t=2.0; }\n d = dot(p_iter-vd,p_iter-vd); if( d < dm ) { v=vd; dm=d; t=3.0; }\n p_iter = v + 2.0*(p_iter - v); r=mul(r, 2.0);\n a = t + 4.0*a; s=mul(s, 4.0);\n }\n return (sqrt(dm)-1.0)/r;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "guil", "OriginalCode": "vec3 foldY(vec3 P, float c){\n float r = length(P.xz);\n float a = atan(P.z, P.x);\n a = mod(a, 2.0 * c) - c;\n P.x = r * cos(a);\n P.z = r * sin(a);\n return P;\n }\n\n float de(vec3 p){\n float l= length(p)-1.;\n float dr = 1.0, g = 1.25;\n vec4 ot=vec4(.3,.5,0.21,1.);\n ot = vec4(1.);\n mat3 tr = rotate3D(-0.55, normalize(vec3(-1., -1., -0.5)));\n\n for(int i=0;i<15;i++) {\n if(i-(i/3)*5==0)\n p = foldY(p, .95);\n p.yz = abs(p.yz);\n p = tr * p * g -1.;\n dr *= g;\n ot=min(ot,vec4(abs(p),dot(p,p)));\n l = min (l ,(length(p)-1.) / dr);\n }\n return l;\n }", "ConvertedCode": "// author: guil\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n// NOTE: This shader uses an undefined function: rotate3D.\n// You will need to provide an implementation for this to compile.\n\n float l= length(p)-1.0;\n float dr = 1.0, g = 1.25;\n float4 ot=float4(0.3,0.5,0.21,1.0);\n ot = float4(1.0);\n float3 p_iter = p;\n float3x3 tr = rotate3D(-0.55, normalize(float3(-1.0, -1.0, -0.5)));\n\n for(int i=0;i<15;i++) {\n if(i-(i/3)*5==0) {\n // Inlined foldY function\n float3 P_fold = p_iter;\n float r_fold = length(P_fold.xz);\n float a_fold = atan2(P_fold.z, P_fold.x);\n a_fold = fmod(a_fold, 2.0 * 0.95) - 0.95;\n P_fold.x = r_fold * cos(a_fold);\n P_fold.z = r_fold * sin(a_fold);\n p_iter = P_fold;\n }\n p_iter.yz = abs(p_iter.yz);\n p_iter = mul(tr, p_iter) * g -1.0;\n dr = mul(dr, g);\n ot=min(ot,float4(abs(p_iter),dot(p_iter,p_iter)));\n l = min (l ,(length(p_iter)-1.0) / dr);\n }\n return l;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "marvelousbilly", "OriginalCode": "mat3 rotmat(float angle, vec3 axis){\n axis = normalize(axis);\n float s = sin(angle);\n float c = cos(angle);\n float oc = 1.0 - c;\n return mat3(oc * axis.x * axis.x + c, oc * axis.x * axis.y - s * v.z, oc * axis.z * axis.x + s * v.y, oc * axis.x * axis.y + s * v.z, c + (1.0 - c) * axis.y * axis.y, oc * axis.y * axis.z - s * v.x, oc * axis.z * axis.x - s * v.y, oc * axis.y * axis.z + s * v.x, c + (1.0 - c) * axis.z * axis.z);\n}\nfloat de(vec3 p){\n mat3 r = rotmat(3.14159, vec3(0.,1.,0.)); //rotation matrix\n float scale= 2.;\n int Iterations = 10;\n int i;\n vec3 C = vec3(1.,5.4,10.+10.*sin(0.5));\n for(i = 0; i < Iterations; i++){\n p = r * (p);\n float x = p.x; float y = p.y; float z = p.z; float x1 = x; float y1 = y;\n x=abs(x);y = abs(y);\n if(x-y<0.){x1=y;y=x;x=x1;}\n if(x-z<0.){x1=z;z=x;x=x1;}\n if(y-z<0.){y1=z;z=y;y=y1;}\n\n z-=0.5*C.z*(scale-1.)/scale;\n z=-abs(-z);\n z+=0.5*C.z*(scale-1.)/scale;\n\n p = vec3(x,y,z);\n r = rotmat(31.4159/4.+5.60,vec3(1.,0.5,0.6));\n p = r * (p);\n x = p.x; y = p.y; z = p.z;\n\n x=scale*x-C.y*(scale-1.);\n y=scale*y-C.y*(scale-1.);\n z=scale*z;\n\n p = vec3(x,y,z);\n }\n return (length(p) - 2.) * pow(scale,float(-i));\n}", "ConvertedCode": "// author: marvelousbilly\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n// NOTE: This shader contains a reference to an undeclared identifier 'v' in the rotmat function.\n// It has been commented out, but the shader will likely not work as intended without a fix.\n\n/*mat3 rotmat(float angle, float3 axis){\n axis = normalize(axis);\n float s = sin(angle); float c = cos(angle); float oc = 1.0 - c;\n return float3x3(oc * axis.x * axis.x + c, oc * axis.x * axis.y - s * v.z, oc * axis.z * axis.x + s * v.y, oc * axis.x * axis.y + s * v.z, c + (1.0 - c) * axis.y * axis.y, oc * axis.y * axis.z - s * v.x, oc * axis.z * axis.x - s * v.y, oc * axis.y * axis.z + s * v.x, c + (1.0 - c) * axis.z * axis.z);\n}*/\n\n return 0.0; // Conversion failed due to error in original code.", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by marvelousbilly", "OriginalCode": "float de(vec3 p){\n mat3 r = rotate3D(3.14159, vec3(0.,1.,0.));\n float scale= 2.;\n int Iterations = 10;\n int i;\n vec3 C = vec3(1.,5.4,10.+10.*sin(0.5));\n for(i = 0; i < Iterations; i++){\n p = r * (p);\n float x = p.x; float y = p.y; float z = p.z; float x1 = x; float y1 = y;\n\n x=abs(x);y = abs(y);\n if(x-y<0.){x1=y;y=x;x=x1;}\n if(x-z<0.){x1=z;z=x;x=x1;}\n if(y-z<0.){y1=z;z=y;y=y1;}\n\n z-=0.5*C.z*(scale-1.)/scale;\n z=-abs(-z);\n z+=0.5*C.z*(scale-1.)/scale;\n\n p = vec3(x,y,z);\n r = rotate3D(31.4159/4.+5.60,vec3(1.,0.5,0.6));\n p = r * (p);\n x = p.x; y = p.y; z = p.z;\n\n x=scale*x-C.y*(scale-1.);\n y=scale*y-C.y*(scale-1.);\n z=scale*z;\n\n p = vec3(x,y,z);\n }\n return (length(p) - 2.) * pow(scale,float(-i));\n }", "ConvertedCode": "// author: adapted from code by marvelousbilly\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 10.0\n// C: 5.4\n// Offset: N/A\n\n// NOTE: This shader uses an undefined function: rotate3D.\n// You will need to provide an implementation for this to compile.\n\n float3x3 r = rotate3D(3.14159, float3(0.0,1.0,0.0));\n float scale= A;\n int Iterations = B;\n int i;\n float3 p_iter = p;\n float3 _C = float3(1.0,C,10.0+10.0*sin(0.5));\n for(i = 0; i < Iterations; i++){\n p_iter = mul(r, (p_iter));\n float x = p_iter.x; float y = p_iter.y; float z = p_iter.z; float x1 = x; float y1 = y;\n\n x=abs(x);y = abs(y);\n if(x-y<0.0){x1=y;y=x;x=x1;}\n if(x-z<0.0){x1=z;z=x;x=x1;}\n if(y-z<0.0){y1=z;z=y;y=y1;}\n\n z-=0.5*_C.z*(scale-1.0)/scale;\n z=-abs(-z);\n z+=0.5*_C.z*(scale-1.0)/scale;\n\n p_iter = float3(x,y,z);\n r = rotate3D(31.4159/4.0+5.60,float3(1.0,0.5,0.6));\n p_iter = mul(r, (p_iter));\n x = p_iter.x; y = p_iter.y; z = p_iter.z;\n\n x=scale*x-_C.y*(scale-1.0);\n y=scale*y-_C.y*(scale-1.0);\n z=scale*z;\n\n p_iter = float3(x,y,z);\n }\n return (length(p_iter) - 2.0) * pow(scale,float(-i));", "A": 2.0, "B": 10.0, "C": 5.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n p.xyz=abs(p.xyz);\n if(p.x > p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n for(int i = 0; i < 8; i++){\n if(p.x > p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n p*=(2.15/clamp(dot(p.xyz,p.xyz),.4,1.));\n p.xyz-=vec3(0.3,0.2,1.6);\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.15\n// B: 0.4\n// C: 1.5\n// Offset: (0.3,0.2,1.6)\n\n float4 p_iter = float4(p, 1.0);\n p_iter.xyz=abs(p_iter.xyz);\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 8; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n p_iter=mul(p_iter,(A/clamp(dot(p_iter.xyz,p_iter.xyz),B,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = C;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 2.15, "B": 0.4, "C": 1.5, "OffsetX": 0.3, "OffsetY": 0.2, "OffsetZ": 1.6 }, { "Author": "evilryu", "OriginalCode": "void ry(inout vec3 p, float a){\n float c,s;vec3 q=p;\n c = cos(a); s = sin(a);\n p.x = c * q.x + s * q.z;\n p.z = -s * q.x + c * q.z;\n }\n float plane(vec3 p, float y) {\n return length(vec3(p.x, y, p.z) - p);\n }\n float menger_spone(in vec3 z0){\n z0=z0.yzx;\n vec4 z=vec4(z0,1.0);\n vec3 offset =0.83*normalize(vec3(3.4,2., .2));\n float scale = 2.;\n for (int n = 0; n < 8; n++) {\n z = abs(z);\n ry(z.xyz, 1.5);\n if (z.x < z.y)z.xy = z.yx;\n if (z.x < z.z)z.xz = z.zx;\n if (z.y < z.z)z.yz = z.zy;\n ry(z.xyz, -1.21);\n z = z*scale;\n z.xyz -= offset*(scale-1.0);\n }\n return (length(max(abs(z.xyz)-vec3(1.0),0.0))-0.01)/z.w;\n }\n float de(vec3 p){\n float d1 = plane(p, -0.5);\n float d2 = menger_spone(p+vec3(0.,-0.1,0.));\n float d = d1;\n vec3 res = vec3(d1, 0., 0.);\n if(d > d2){\n d = d2;\n res = vec3(d2, 1., 0.0);\n }\n return res.x;\n }", "ConvertedCode": "// author: evilryu\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nvoid ry(inout float3 p, float a){\n float c,s;float3 q=p;\n c = cos(a); s = sin(a);\n p.x = c * q.x + s * q.z;\n p.z = -s * q.x + c * q.z;\n}\nfloat plane(float3 p, float y) {\n return length(float3(p.x, y, p.z) - p);\n}\nfloat menger_spone(in float3 z0){\n z0=z0.yzx;\n float4 z=float4(z0,1.0);\n float3 local_offset =0.83*normalize(float3(3.4,2.0, 0.2));\n float scale = 2.0;\n for (int n = 0; n < 8; n++) {\n z = abs(z);\n ry(z.xyz, 1.5);\n if (z.x < z.y)z.xy = z.yx;\n if (z.x < z.z)z.xz = z.zx;\n if (z.y < z.z)z.yz = z.zy;\n ry(z.xyz, -1.21);\n z = z*scale;\n z.xyz -= local_offset*(scale-1.0);\n }\n return (length(max(abs(z.xyz)-float3(1.0),0.0))-0.01)/z.w;\n}\n\n float d1 = plane(p, -0.5);\n float d2 = menger_spone(p+float3(0.0,-0.1,0.0));\n float d = d1;\n float3 res = float3(d1, 0.0, 0.0);\n if(d > d2){\n d = d2;\n res = float3(d2, 1.0, 0.0);\n }\n return res.x;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by jorge2017a1", "OriginalCode": "float de( vec3 p ){ \n vec3 di = abs(p) - vec3(1.);\n float mc = max(di.x, max(di.y, di.z));\n float d = min(mc,length(max(di,0.0)));\n vec4 res = vec4( d, 1.0, 0.0, 0.0 );\n\n const mat3 ma = mat3( 0.60, 0.00, 0.80,\n 0.00, 1.00, 0.00,\n -0.20, 0.00, 0.30 );\n float off = 0.0005;\n float s = 1.0;\n for( int m=0; m<4; m++ ){\n p = ma*(p+off);\n vec3 a = mod( p*s, 2.0 )-1.0;\n s *= 3.0;\n vec3 r = abs(1.0 - 3.0*abs(a));\n float da = max(r.x,r.y);\n float db = max(r.y,r.z);\n float dc = max(r.z,r.x);\n float c = (min(da,min(db,dc))-1.0)/s;\n if( c > d )\n d = c;\n }\n return d;\n }", "ConvertedCode": "// author: adapted from code by jorge2017a1\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0005\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n float3 p_iter = p;\n float3 di = abs(p_iter) - float3(1.0);\n float mc = max(di.x, max(di.y, di.z));\n float d = min(mc,length(max(di,0.0)));\n float4 res = float4( d, 1.0, 0.0, 0.0 );\n\n const float3x3 ma = float3x3( 0.60, 0.00, 0.80,\n 0.00, 1.00, 0.00,\n -0.20, 0.00, 0.30 );\n float off = A;\n float s = 1.0;\n for( int m=0; m<4; m++ ){\n p_iter = mul(ma,(p_iter+off));\n float3 a = fmod( p_iter*s, 2.0 )-1.0;\n s = mul(s, 3.0);\n float3 r = abs(1.0 - 3.0*abs(a));\n float da = max(r.x,r.y);\n float db = max(r.y,r.z);\n float dc = max(r.z,r.x);\n float c = (min(da,min(db,dc))-1.0)/s;\n if( c > d )\n d = c;\n }\n return d;", "A": 0.0005, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "float de(vec3 p){\n const float mr=0.25, mxr=1.0;\n const vec4 scale=vec4(-3.12,-3.12,-3.12,3.12),p0=vec4(0.0,1.59,-1.0,0.0);\n vec4 z = vec4(p,1.0);\n for (int n = 0; n < 3; n++) {\n z.xyz=clamp(z.xyz, -0.94, 0.94)*2.0-z.xyz;\n z*=scale/clamp(dot(z.xyz,z.xyz),mr,mxr);\n z+=p0;\n }\n z.y-=3.0*sin(3.0+floor(p.x+0.5)+floor(p.z+0.5));\n float dS=(length(max(abs(z.xyz)-vec3(1.2,49.0,1.4),0.0))-0.06)/z.w;\n return dS;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n const float mr=0.25, mxr=1.0;\n const float4 scale=float4(-3.12,-3.12,-3.12,3.12),p0=float4(0.0,1.59,-1.0,0.0);\n float4 z = float4(p,1.0);\n for (int n = 0; n < 3; n++) {\n z.xyz=clamp(z.xyz, -0.94, 0.94)*2.0-z.xyz;\n z=mul(z,scale/clamp(dot(z.xyz,z.xyz),mr,mxr));\n z+=p0;\n }\n z.y-=3.0*sin(3.0+floor(p.x+0.5)+floor(p.z+0.5));\n float dS=(length(max(abs(z.xyz)-float3(1.2,49.0,1.4),0.0))-0.06)/z.w;\n return dS;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "shane", "OriginalCode": "mat2 rot2(in float a){ float c = cos(a), s = sin(a); return mat2(c, s, -s, c); }\n float de(vec3 p){\n float d = 1e5;\n const int n = 3;\n const float fn = float(n);\n for(int i = 0; i < n; i++){\n vec3 q = p;\n float a = float(i)*fn*2.422; //*6.283/fn\n a *= a;\n q.z += float(i)*float(i)*1.67; //*3./fn\n q.xy *= rot2(a);\n float b = (length(length(sin(q.xy) + cos(q.yz))) - .15);\n float f = max(0., 1. - abs(b - d));\n d = min(d, b) - .25*f*f;\n }\n return d;\n }", "ConvertedCode": "// author: shane\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.422\n// B: 1.67\n// C: 0.15\n// Offset: N/A\n\n float d = 1e5;\n const int n = 3;\n const float fn = float(n);\n float3 p_iter = p;\n for(int i = 0; i < n; i++){\n float3 q = p_iter;\n float a = float(i)*fn*A; //*6.283/fn\n a = mul(a, a);\n q.z += float(i)*float(i)*B; //*3.0/fn\n q.xy = mul(float2x2(cos(a), sin(a), -sin(a), cos(a)), q.xy);\n float b = (length(length(sin(q.xy) + cos(q.yz))) - C);\n float f = max(0.0, 1.0 - abs(b - d));\n d = min(d, b) - 0.25*f*f;\n }\n return d;", "A": 2.422, "B": 1.67, "C": 0.15, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float a=2.,s=3.,e,l=dot(p,p);\n p=abs(p)-1.;\n p.x < p.y?p=p.yxz:p;\n p.x < p.z?p=p.zyx:p;\n p.y < p.z?p=p.xzy:p;\n for(int i=0;i<8;i++){\n s*=e=2.1/clamp(dot(p,p),.1,1.);\n p=abs(p)*e-vec3(.3*l,1,5.*l);\n }\n p-=clamp(p,-a,a);\n return length(p)/s-0.;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 3.0\n// C: 2.1\n// Offset: N/A\n\n float a=A,s=B,e,l=dot(p,p);\n float3 p_iter =p;\n p_iter=abs(p_iter)-1.0;\n p_iter.x < p_iter.y?p_iter=p_iter.yxz:p_iter;\n p_iter.x < p_iter.z?p_iter=p_iter.zyx:p_iter;\n p_iter.y < p_iter.z?p_iter=p_iter.xzy:p_iter;\n for(int i=0;i<8;i++){\n s=mul(s, e=C/clamp(dot(p_iter,p_iter),0.1,1.0));\n p_iter=mul(abs(p_iter),e)-float3(0.3*l,1,5.0*l);\n }\n p_iter-=clamp(p_iter,-a,a);\n return length(p_iter)/s-0.0;", "A": 2.0, "B": 3.0, "C": 2.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "unknown", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n\n p.xyz=abs(p.xyz);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 8; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n p*=(1.8/clamp(dot(p.xyz,p.xyz),.0,1.));\n p.xyz-=vec3(3.6,1.9,0.5);\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.8\n// B: 0.0\n// C: 1.5\n// Offset: (3.6,1.9,0.5)\n\n float4 p_iter = float4(p, 1.0);\n\n p_iter.xyz=abs(p_iter.xyz);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 8; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n p_iter=mul(p_iter,(A/clamp(dot(p_iter.xyz,p_iter.xyz),B,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = C;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 1.8, "B": 0.0, "C": 1.5, "OffsetX": 3.6, "OffsetY": 1.9, "OffsetZ": 0.5 }, { "Author": "macbooktall", "OriginalCode": "float de(vec3 p0){\n p0 = mod(p0, 2.)-1.;\n vec4 p = vec4(p0, 1.);\n p=abs(p);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 8; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n p*=(1.6/clamp(dot(p.xyz,p.xyz),0.6,1.));\n p.xyz-=vec3(0.7,1.8,0.5);\n p*=1.2;\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: macbooktall\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.6\n// C: 0.6\n// Offset: (0.7,1.8,0.5)\n\n float3 p0 = fmod(p, A)-1.0;\n float4 p_iter = float4(p0, 1.0);\n p_iter=abs(p_iter);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 8; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n p_iter=mul(p_iter,(B/clamp(dot(p_iter.xyz,p_iter.xyz),C,1.0)));\n p_iter.xyz-=Offset;\n p_iter=mul(p_iter,1.2);\n }\n float m = 1.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 2.0, "B": 1.6, "C": 0.6, "OffsetX": 0.7, "OffsetY": 1.8, "OffsetZ": 0.5 }, { "Author": "macbooktall", "OriginalCode": "void pR(inout vec2 p, float a) {\n p = cos(a)*p + sin(a)*vec2(p.y, -p.x);\n }\n\n float de(vec3 p){\n const int iterations = 20;\n float d = -2.; // vary this parameter, range is like -20 to 20\n p=p.yxz;\n pR(p.yz, 1.570795);\n p.x += 6.5;\n p.yz = mod(abs(p.yz)-.0, 20.) - 10.;\n float scale = 1.25;\n p.xy /= (1.+d*d*0.0005);\n\n float l = 0.;\n for (int i=0; i < iterations; i++) {\n p.xy = abs(p.xy);\n p = p*scale + vec3(-3. + d*0.0095,-1.5,-.5);\n pR(p.xy,0.35-d*0.015);\n pR(p.yz,0.5+d*0.02);\n vec3 p6 = p*p*p; p6=p6*p6;\n l =pow(p6.x + p6.y + p6.z, 1./6.);\n }\n return l*pow(scale, -float(iterations))-.15;\n }", "ConvertedCode": "// author: macbooktall\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -2.0\n// B: 1.25\n// C: 0.15\n// Offset: N/A\n\n const int iterations = 20;\n float d = A; // vary this parameter, range is like -20 to 20\n float3 p_iter=p.yxz;\n // Inlined pR\n p_iter.yz = cos(1.570795)*p_iter.yz + sin(1.570795)*float2(p_iter.yz.y, -p_iter.yz.x);\n\n p_iter.x += 6.5;\n p_iter.yz = fmod(abs(p_iter.yz)-0.0, 20.0) - 10.0;\n float scale = B;\n p_iter.xy /= (1.0+d*d*0.0005);\n\n float l = 0.0;\n for (int i=0; i < iterations; i++) {\n p_iter.xy = abs(p_iter.xy);\n p_iter = p_iter*scale + float3(-3.0 + d*0.0095,-1.5,-0.5);\n p_iter.xy = cos(0.35-d*0.015)*p_iter.xy + sin(0.35-d*0.015)*float2(p_iter.xy.y, -p_iter.xy.x);\n p_iter.yz = cos(0.5+d*0.02)*p_iter.yz + sin(0.5+d*0.02)*float2(p_iter.yz.y, -p_iter.yz.x);\n float3 p6 = p_iter*p_iter*p_iter; p6=p6*p6;\n l =pow(p6.x + p6.y + p6.z, 1.0/6.0);\n }\n return l*pow(scale, -float(iterations))-C;", "A": -2.0, "B": 1.25, "C": 0.15, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n p.xyz=abs(p.xyz);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 8; i++){\n p.xyz = abs(p.xyz);\n uint seed = uint(p.x+p.y+p.z);\n p*=(2./clamp(dot(p.xyz,p.xyz),0.,1.));\n p.xyz-=vec3(.6,.9,2.2);\n }\n float m = 1.0;\n p.xyz-=clamp(p.xyz,-m,m);\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 0.0\n// C: 1.0\n// Offset: (0.6,0.9,2.2)\n\n float4 p_iter = float4(p, 1.0);\n p_iter.xyz=abs(p_iter.xyz);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 8; i++){\n p_iter.xyz = abs(p_iter.xyz);\n uint seed = uint(p_iter.x+p_iter.y+p_iter.z);\n p_iter=mul(p_iter,(A/clamp(dot(p_iter.xyz,p_iter.xyz),B,1.0)));\n p_iter.xyz-=Offset;\n }\n float m = C;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);", "A": 2.0, "B": 0.0, "C": 1.0, "OffsetX": 0.6, "OffsetY": 0.9, "OffsetZ": 2.2 }, { "Author": "butadiene", "OriginalCode": "float pi = acos(-1.);\nmat2 rot(float r){\n vec2 s = vec2(cos(r),sin(r));\n return mat2(s.x,s.y,-s.y,s.x);\n}\nfloat cube(vec3 p,vec3 s){\n vec3 q = abs(p);\n vec3 m = max(s-q,0.);\n return length(max(q-s,0.))-min(min(m.x,m.y),m.z);\n}\nfloat tet(vec3 p,vec3 offset,float scale){\n vec4 z = vec4(p,1.);\n for(int i = 0;i<12;i++){\n if(z.x+z.y<0.0)z.xy = -z.yx;\n if(z.x+z.z<0.0)z.xz = -z.zx;\n if(z.z+z.y<0.0)z.zy = -z.yz;\n z *= scale;\n z.xyz += offset*(1.0-scale);\n }\n return (cube(z.xyz,vec3(1.5)))/z.w;\n}\nfloat de(vec3 p){\n p.xy *= rot(pi);\n\n float np = 2.*pi/24.;\n float r = atan(p.x,p.z)-0.5*np;\n r = mod(r,np)-0.5*np;\n p.xz = length(p.xz)*vec2(cos(r),sin(r));\n\n p.x -= 5.1;\n p.xy *= rot(0.3);\n p.xz *= rot(0.25*pi);\n\n p.yz *= rot(pi*0.5);\n float s =1.;\n p.z = abs(p.z)-3.;\n p = abs(p)-s*8.;\n p = abs(p)-s*4.;\n p = abs(p)-s*2.;\n p = abs(p)-s*1.;\n vec3 col = vec3(0.082,0.647,0.894);\n return tet(p,vec3(1),1.8);\n}", "ConvertedCode": "// author: butadiene\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat pi = acos(-1.0);\nfloat cube(float3 p,float3 s){\n float3 q = abs(p);\n float3 m = max(s-q,0.0);\n return length(max(q-s,0.0))-min(min(m.x,m.y),m.z);\n}\nfloat tet(float3 p,float3 offset_val,float scale_val){\n float4 z = float4(p,1.0);\n for(int i = 0;i<12;i++){\n if(z.x+z.y<0.0)z.xy = -z.yx;\n if(z.x+z.z<0.0)z.xz = -z.zx;\n if(z.z+z.y<0.0)z.zy = -z.yz;\n z = mul(z, scale_val);\n z.xyz += offset_val*(1.0-scale_val);\n }\n return (cube(z.xyz,float3(1.5)))/z.w;\n}\n\n float3 p_iter = p;\n p_iter.xy = mul(p_iter.xy, float2x2(cos(pi),sin(pi),-sin(pi),cos(pi)));\n\n float np = 2.0*pi/24.0;\n float r = atan2(p_iter.x,p_iter.z)-0.5*np;\n r = fmod(r,np)-0.5*np;\n p_iter.xz = length(p_iter.xz)*float2(cos(r),sin(r));\n\n p_iter.x -= 5.1;\n p_iter.xy = mul(p_iter.xy, float2x2(cos(0.3),sin(0.3),-sin(0.3),cos(0.3)));\n p_iter.xz = mul(p_iter.xz, float2x2(cos(0.25*pi),sin(0.25*pi),-sin(0.25*pi),cos(0.25*pi)));\n\n p_iter.yz = mul(p_iter.yz, float2x2(cos(pi*0.5),sin(pi*0.5),-sin(pi*0.5),cos(pi*0.5)));\n float s =1.0;\n p_iter.z = abs(p_iter.z)-3.0;\n p_iter = abs(p_iter)-s*8.0;\n p_iter = abs(p_iter)-s*4.0;\n p_iter = abs(p_iter)-s*2.0;\n p_iter = abs(p_iter)-s*1.0;\n float3 col = float3(0.082,0.647,0.894);\n return tet(p_iter,float3(1),1.8);", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p.y+=1.4;\n //p.xz*=rotate2D(t*.5+.5);\n for(int j=0;++j<9;)\n p=abs(p),\n p.xy*=rotate2D(-9.78),\n p.x p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p*=(1.4/clamp(dot(p.xyz,p.xyz),0.1,1.));\n p.xyz = vec3(2.,4.,2.)-(abs(p.xyz - vec3(2.,4.,1.)));\n //escape += exp(-0.2*dot(p.xyz,p.xyz));\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: 1.4\n// C: 0.1\n// Offset: (2.0,4.0,1.0)\n\n float3 p0 = fmod(p, A)-1.0;\n float4 p_iter = float4(p0, 1.0);\n //escape = 0.0;\n p_iter=abs(p_iter);\n for(int i = 0; i < 8; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter=mul(p_iter,(B/clamp(dot(p_iter.xyz,p_iter.xyz),C,1.0)));\n p_iter.xyz = float3(2.0,4.0,2.0)-(abs(p_iter.xyz - Offset));\n //escape += exp(-0.2*dot(p_iter.xyz,p_iter.xyz));\n }\n float m = 1.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 2.0, "B": 1.4, "C": 0.1, "OffsetX": 2.0, "OffsetY": 4.0, "OffsetZ": 1.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p){\n float s = 1.;\n float t = 999.;\n for(int i = 0; i < 12; i++){\n float k = 1.3/clamp(dot(p,p),0.1,1.);\n p *= k; s *= k;\n p=abs(p)-vec3(6.2,2.,1.7);\n p=mod(p-1.,2.)-1.;\n t = min(t, length(p)/s);\n }\n return t;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 999.0\n// B: 1.3\n// C: 0.1\n// Offset: (6.2,2.0,1.7)\n\n float s = 1.0;\n float t = A;\n float3 p_iter = p;\n for(int i = 0; i < 12; i++){\n float k = B/clamp(dot(p_iter,p_iter),C,1.0);\n p_iter = mul(p_iter, k); s = mul(s, k);\n p_iter=abs(p_iter)-Offset;\n p_iter=fmod(p_iter-1.0,2.0)-1.0;\n t = min(t, length(p_iter)/s);\n }\n return t;", "A": 999.0, "B": 1.3, "C": 0.1, "OffsetX": 6.2, "OffsetY": 2.0, "OffsetZ": 1.7 }, { "Author": "", "OriginalCode": "float de(vec3 p){\n float s = 1.;\n escape = 0.;\n float t = 999.;\n for(int i = 0; i < 12; i++){\n p=abs(p);\n p.yz = (p.y > p.z)?p.zy:p.yz;\n p.xz = (p.x > p.z)?p.zx:p.xz;\n p.yx = (p.y > p.x)?p.xy:p.yx;\n s *= 4.0/clamp(dot(p,p),0., 11.);\n p *= 4.0/clamp(dot(p,p), 0., 11.);\n p = vec3(2.,4.,2.)-abs(p-vec3(2.,4.,2.));\n t = min(t, (abs(p.x)/s)*0.76);\n escape += exp(-0.4*dot(p,p));\n }\n return t;\n }", "ConvertedCode": "// author: \n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 999.0\n// B: 4.0\n// C: 0.0\n// Offset: (2.0,4.0,2.0)\n\n float s = 1.0;\n //escape = 0.0;\n float t = A;\n float3 p_iter = p;\n for(int i = 0; i < 12; i++){\n p_iter=abs(p_iter);\n p_iter.yz = (p_iter.y > p_iter.z)?p_iter.zy:p_iter.yz;\n p_iter.xz = (p_iter.x > p_iter.z)?p_iter.zx:p_iter.xz;\n p_iter.yx = (p_iter.y > p_iter.x)?p_iter.xy:p_iter.yx;\n s = mul(s, B/clamp(dot(p_iter,p_iter),C, 11.0));\n p_iter = mul(p_iter, 4.0/clamp(dot(p_iter,p_iter), 0.0, 11.0));\n p_iter = float3(2.0,4.0,2.0)-abs(p_iter-Offset);\n t = min(t, (abs(p_iter.x)/s)*0.76);\n //escape += exp(-0.4*dot(p_iter,p_iter));\n }\n return t;", "A": 999.0, "B": 4.0, "C": 0.0, "OffsetX": 2.0, "OffsetY": 4.0, "OffsetZ": 2.0 }, { "Author": "unknown", "OriginalCode": "float de(vec3 p) {\n vec4 q = vec4(p - 1.0, 1);\n for(int i = 0; i < 5; i++) {\n q.xyz = abs(q.xyz + 1.0) - 1.0;\n q /= clamp(dot(q.xyz, q.xyz), 0.25, 1.0);\n q *= 1.15;\n }\n return (length(q.zy) - 1.2)/q.w;\n }", "ConvertedCode": "// author: unknown\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.15\n// B: 1.2\n// C: N/A\n// Offset: N/A\n\n float4 q = float4(p - 1.0, 1);\n for(int i = 0; i < 5; i++) {\n q.xyz = abs(q.xyz + 1.0) - 1.0;\n q /= clamp(dot(q.xyz, q.xyz), 0.25, 1.0);\n q = mul(q, A);\n }\n return (length(q.zy) - B)/q.w;", "A": 1.15, "B": 1.2, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q = abs(mod(p,1.8)-.9);\n float a=3.;\n float d = 1.;\n for(int j=0;j++<9;)\n Q=2.*clamp(Q,-.9,.9)-Q,\n d=dot(Q,Q),\n Q/=d,a/=d;\n if(Q.z>Q.x)\n Q.xz=Q.zx;\n if(Q.z>Q.y)\n Q.yz=Q.zy;\n Q.yx*=rotate2D(3.1415/4.);\n return (length(Q.zx)-.03)/a;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.8\n// C: 0.9\n// Offset: N/A\n\n float3 Q = abs(fmod(p,B)-C);\n float a=A;\n float d = 1.0;\n for(int j=0;j++<9;)\n Q=2.0*clamp(Q,-0.9,0.9)-Q,\n d=dot(Q,Q),\n Q/=d,a/=d;\n if(Q.z>Q.x)\n Q.xz=Q.zx;\n if(Q.z>Q.y)\n Q.yz=Q.zy;\n Q.yx=mul(Q.yx, float2x2(cos(3.14159265/4.0),sin(3.14159265/4.0),-sin(3.14159265/4.0),cos(3.14159265/4.0)));\n return (length(Q.zx)-0.03)/a;", "A": 3.0, "B": 1.8, "C": 0.9, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q=abs(mod(p,1.8)-.9);\n float a=1.;\n float d=1.;\n for(int j=0;j++<8;)\n Q=2.*clamp(Q,-.9,.9)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d;\n return (Q.x+Q.y+Q.z-1.3)/a/3.;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.8\n// B: 0.9\n// C: 1.3\n// Offset: N/A\n\n float3 Q=abs(fmod(p,A)-B);\n float a=1.0;\n float d=1.0;\n for(int j=0;j++<8;)\n Q=2.0*clamp(Q,-0.9,0.9)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d;\n return (Q.x+Q.y+Q.z-C)/a/3.0;", "A": 1.8, "B": 0.9, "C": 1.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q=abs(p);\n float a=1., d=1.;\n for(int j=0;j++<9;) \n Q=2.*clamp(Q,-.9,.9)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d;\n return (Q.x+Q.z-.6)/a/3.;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.9\n// B: 0.9\n// C: 0.6\n// Offset: N/A\n\n float3 Q=abs(p);\n float a=1.0, d=1.0;\n for(int j=0;j++<9;) \n Q=2.0*clamp(Q,-A,B)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d;\n return (Q.x+Q.z-C)/a/3.0;", "A": 0.9, "B": 0.9, "C": 0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "#define D(p) abs(dot(sin(p), cos(p.yzx)))\n float map(vec3 p) {\n float d = length(p) - .8;\n p *= 10.;\n d = max(d, (D(p) - .03) / 10.);\n p *= 10.;\n d = max(d, (D(p) - .3) / 100.);\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.8\n// B: 10.0\n// C: 0.03\n// Offset: N/A\n\n// This is likely intended to be the main 'de' function body\n float d = length(p) - A;\n p = mul(p, 10.0);\n d = max(d, ((abs(dot(sin(p), cos(p.yzx)))) - C) / B);\n p = mul(p, 10.0);\n d = max(d, ((abs(dot(sin(p), cos(p.yzx)))) - 0.3) / 100.0);\n return d;", "A": 0.8, "B": 10.0, "C": 0.03, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "// very compact menger sponge expression\n float de(vec3 p){\n float a=1.;\n for(int i=0;i<5;i++){ // adjust iteration count here\n p=abs(p)-1./3.;\n if(p.y>p.x)p.xy=p.yx;\n if(p.z>p.y)p.yz=p.zy;\n p.z=abs(p.z);\n p*=3.;\n p-=1.;\n a*=3.;\n }\n return length(max(abs(p)-1.,0.))/a;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 3.0\n// C: 1.0\n// Offset: N/A\n\n float a=1.0;\n float3 p_iter = p;\n for(int i=0;i<5;i++){ // adjust iteration count here\n p_iter=abs(p_iter)-1.0/A;\n if(p_iter.y>p_iter.x)p_iter.xy=p_iter.yx;\n if(p_iter.z>p_iter.y)p_iter.yz=p_iter.zy;\n p_iter.z=abs(p_iter.z);\n p_iter=mul(p_iter,B);\n p_iter-=1.0;\n a=mul(a,3.0);\n }\n return length(max(abs(p_iter)-C,0.0))/a;", "A": 3.0, "B": 3.0, "C": 1.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q = fract(p)-.5;\n for(int j=0;j++<5;){ \n Q=abs(Q)-.17;\n if(Q.y>Q.x)\n Q.xy=Q.yx;\n if(Q.z>Q.y)\n Q.yz=Q.zy;\n Q.z=abs(Q.z);\n Q-=.17;\n Q*=3.;\n }\n return max((length(Q)-.9)/3e2,1.37-length(p.xy));\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 0.17\n// C: 0.17\n// Offset: N/A\n\n float3 Q = frac(p)-A;\n for(int j=0;j++<5;){ \n Q=abs(Q)-B;\n if(Q.y>Q.x)\n Q.xy=Q.yx;\n if(Q.z>Q.y)\n Q.yz=Q.zy;\n Q.z=abs(Q.z);\n Q-=C;\n Q=mul(Q,3.0);\n }\n return max((length(Q)-0.9)/3e2,1.37-length(p.xy));", "A": 0.5, "B": 0.17, "C": 0.17, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n float i,j,d=1.,a;\n vec3 Q;\n a=1.;\n d=p.y+1.;\n for(j=0.;j++<9.;)\n Q=(p+fract(sin(j)*1e4)*3.141592)*a,\n Q+=sin(Q)*2.,\n d+=sin(Q.x)*sin(Q.z)/a,\n a*=2.;\n return d*.15;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.0\n// B: 1.0\n// C: 0.15\n// Offset: N/A\n\n float i,j,d=1.0,a;\n float3 Q;\n a=A;\n d=p.y+1.0;\n for(j=0.0;j++<9.0;)\n Q=(p+frac(sin(j)*1e4)*3.141592)*a,\n Q+=sin(Q)*2.0,\n d+=sin(Q.x)*sin(Q.z)/a,\n a=mul(a,2.0);\n return d*C;", "A": 1.0, "B": 1.0, "C": 0.15, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q,S;\n float i,d=1.,a;\n Q=S=mod(p,8.)-4.;\n a=1.;\n for(int j=0;j++<9;a=a/d+1.)\n Q=2.*clamp(Q,-.7,.7)-Q,\n d=clamp(dot(Q,Q),.5,1.)*.5,\n Q=Q/d+S;\n return max((length(Q)-6.)/a,dot(sin(p),cos(p.yzx))+1.2)*0.6;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 8.0\n// B: 4.0\n// C: 1.0\n// Offset: N/A\n\n float3 Q,S;\n float i,d=1.0,a;\n Q=S=fmod(p,A)-B;\n a=C;\n for(int j=0;j++<9;a=a/d+1.0)\n Q=2.0*clamp(Q,-0.7,0.7)-Q,\n d=clamp(dot(Q,Q),0.5,1.0)*0.5,\n Q=Q/d+S;\n return max((length(Q)-6.0)/a,dot(sin(p),cos(p.yzx))+1.2)*0.6;", "A": 8.0, "B": 4.0, "C": 1.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float i,j,d=1.,a;\n d=dot(sin(p),cos(p.yzx))+1.2;\n a=1.;\n for(j=0.;j++<9.;)\n Q=(p+fract(sin(j)*3e3)*9.)*a,\n Q+=sin(Q*1.05)*2.,\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a*.4,\n a*=2.;\n return d*.4;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.2\n// B: 1.0\n// C: 0.4\n// Offset: N/A\n\n float3 Q;\n float i,j,d=1.0,a;\n d=dot(sin(p),cos(p.yzx))+A;\n a=B;\n for(j=0.0;j++<9.0;)\n Q=(p+frac(sin(j)*3e3)*9.0)*a,\n Q+=sin(Q*1.05)*2.0,\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a*0.4,\n a=mul(a,2.0);\n return d*C;", "A": 1.2, "B": 1.0, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float i,j,d=1.,a;\n d=min(p.y,0.)+.3;\n a=1.;\n for(j=0.;j++<9.;)\n Q=(p+vec3(9,0,0)+fract(sin(j)*1e3)*6.283)*a,\n Q+=sin(Q)*2.,\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a,\n a*=2.;\n return d*.3;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 1.0\n// C: 0.3\n// Offset: N/A\n\n float3 Q;\n float i,j,d=1.0,a;\n d=min(p.y,0.0)+A;\n a=B;\n for(j=0.0;j++<9.0;)\n Q=(p+float3(9,0,0)+frac(sin(j)*1e3)*6.283)*a,\n Q+=sin(Q)*2.0,\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a,\n a=mul(a,2.0);\n return d*C;", "A": 0.3, "B": 1.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float i,j,d=1.,a;\n d=.6; a=1.;\n for(j=0.;j++<9.;)\n Q=(p+fract(sin(j*vec3(7,8,9))*1e3)*9.)*a,\n Q+=sin(Q*.5),\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a,\n a*=2.;\n return d*.3;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.6\n// B: 1.0\n// C: 0.5\n// Offset: N/A\n\n float3 Q;\n float i,j,d=1.0,a;\n d=A; a=B;\n for(j=0.0;j++<9.0;)\n Q=(p+frac(sin(j*float3(7,8,9))*1e3)*9.0)*a,\n Q+=sin(Q*C),\n Q=sin(Q),\n d+=Q.x*Q.y*Q.z/a,\n a=mul(a,2.0);\n return d*0.3;", "A": 0.6, "B": 1.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q,S;\n float d=1., a;\n Q=S=mod(p,10.)-5.;\n a=1.;\n for(int j=0;j++<9;) // max(_, 0.001) added to deal with divide by zero\n Q=2.*clamp(Q,-1.,1.)-Q,\n d=max(3./max(dot(Q,Q),0.001),1.),\n Q=2.*Q*d+S,\n a=2.*a*d+1.;\n return d=(length(Q)-9.)/max(a,0.001);\n }", "ConvertedCode": "// author: adapted from code by kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 5.0\n// C: 1.0\n// Offset: N/A\n\n float3 Q,S;\n float d=1.0, a;\n Q=S=fmod(p,A)-B;\n a=C;\n for(int j=0;j++<9;) // max(_, 0.001) added to deal with divide by zero\n Q=2.0*clamp(Q,-1.0,1.0)-Q,\n d=max(3.0/max(dot(Q,Q),0.001),1.0),\n Q=2.0*Q*d+S,\n a=2.0*a*d+1.0;\n return d=(length(Q)-9.0)/max(a,0.001);", "A": 10.0, "B": 5.0, "C": 1.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a)mat2(cos(a),sin(a),-sin(a),cos(a))\n float lpNorm(vec3 p, float n){\n p = pow(abs(p), vec3(n));\n return pow(p.x+p.y+p.z, 1.0/max(n,0.001));\n }\n float map(vec3 p){ \n vec3 q=p;\n float s = 2.5;\n for(int i = 0; i < 10; i++) {\n p=mod(p-1.,2.)-1.;\n float r2=1.1/max(pow(lpNorm(abs(p),2.+q.y*10.),1.75), 0.001);\n p*=r2;\n s*=r2;\n p.xy*=rot(.001);\n }\n return q.y>1.3?length(p)/max(s,0.001):abs(p.y)/max(s,0.001);\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.5\n// B: 1.1\n// C: 1.75\n// Offset: N/A\n\n// This is likely intended to be the main 'de' function body\n float3 q=p;\n float s = A;\n float3 p_iter = p;\n for(int i = 0; i < 10; i++) {\n p_iter=fmod(p_iter-1.0,2.0)-1.0;\n // Inlined lpNorm\n float lpNormVal;\n {\n float3 p_lp = pow(abs(p_iter), float3(2.0+q.y*10.0));\n lpNormVal = pow(p_lp.x+p_lp.y+p_lp.z, 1.0/max(2.0+q.y*10.0,0.001));\n }\n float r2=B/max(pow(lpNormVal,C), 0.001);\n p_iter=mul(p_iter,r2);\n s=mul(s,r2);\n p_iter.xy=mul(p_iter.xy, float2x2(cos(0.001),sin(0.001),-sin(0.001),cos(0.001)));\n }\n return q.y>1.3?length(p_iter)/max(s,0.001):abs(p_iter.y)/max(s,0.001);", "A": 2.5, "B": 1.1, "C": 1.75, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "mat2 rotate2D(float r){\n return mat2(cos(r), sin(r), -sin(r), cos(r));\n }\n float de(vec3 p){\n vec3 R=p,Q;\n float i,d=1.,a;\n Q=R;\n d=a=1.5;\n for(int j=0;j++<9;)\n Q.xz=abs(Q.xz)*rotate2D(.785),\n d=min(d,(Q.x+Q.y*.5)/1.12/a),\n Q*=2., Q.x-=3., Q.y+=1.5,\n Q.yx*=rotate2D(.3),\n a*=2.;\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 0.785\n// C: 1.12\n// Offset: N/A\n\n float3 R=p,Q;\n float i,d=1.0,a;\n Q=R;\n d=a=A;\n for(int j=0;j++<9;)\n Q.xz=mul(abs(Q.xz), float2x2(cos(B),sin(B),-sin(B),cos(B))),\n d=min(d,(Q.x+Q.y*0.5)/C/a),\n Q=mul(Q,2.0), Q.x-=3.0, Q.y+=1.5,\n Q.yx=mul(Q.yx, float2x2(cos(0.3),sin(0.3),-sin(0.3),cos(0.3))),\n a=mul(a,2.0);\n return d;", "A": 1.5, "B": 0.785, "C": 1.12, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "adapted from code by notargs", "OriginalCode": "float de(vec3 p){\n float a=p.z*.1;\n p.xy *= mat2(cos(a),sin(a),-sin(a),cos(a));\n return abs(.1-length(cos(p.xy)+sin(p.yz)));\n }", "ConvertedCode": "// author: adapted from code by notargs\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.1\n// B: 0.1\n// C: N/A\n// Offset: N/A\n\n float a=p.z*A;\n p.xy = mul(p.xy, float2x2(cos(a),sin(a),-sin(a),cos(a)));\n return abs(B-length(cos(p.xy)+sin(p.yz)));", "A": 0.1, "B": 0.1, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "#define D (dot(sin(Q),cos(Q.yzx))+1.3)\n float de(vec3 p){\n vec3 Q;\n float i,d=1.;\n Q=p, d=D, Q.x+=M_PI, d=min(d,D);\n Q.y+=M_PI;\n d=min(d,D);\n Q*=30.;\n d=max(abs(d),(abs(D-1.3)-.5)/30.);\n return d*.6;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.3\n// B: 30.0\n// C: 0.6\n// Offset: N/A\n\n float3 Q;\n float i,d=1.0;\n Q=p, d=(dot(sin(Q),cos(Q.yzx))+A), Q.x+=3.14159265, d=min(d,(dot(sin(Q),cos(Q.yzx))+A));\n Q.y+=3.14159265;\n d=min(d,(dot(sin(Q),cos(Q.yzx))+A));\n Q=mul(Q, B);\n d=max(abs(d),(abs((dot(sin(Q),cos(Q.yzx))+A)-1.3)-0.5)/30.0);\n return d*C;", "A": 1.3, "B": 30.0, "C": 0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "#define D dot(sin(Q),cos(Q.yzx))+1.35\n float de(vec3 p){\n vec3 Q;\n float d = 0.;\n Q=p, d=D, Q.x+=M_PI;\n d=min(d,D), Q.y+=M_PI;\n d=max(abs(min(d,D)+snoise3D(Q*2.)*.05),.01);\n return d*.5;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.35\n// B: 0.05\n// C: 0.01\n// Offset: N/A\n// Simplex Noise 3D, ported from Stefan Gustavson's and Ashima's work\nfloat3 mod289(float3 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }\nfloat4 mod289(float4 x) { return x - floor(x * (1.0 / 289.0)) * 289.0; }\nfloat4 permute(float4 x) { return mod289(((x*34.0)+1.0)*x); }\nfloat4 taylorInvSqrt(float4 r) { return 1.79284291400159 - 0.85373472095314 * r; }\nfloat snoise3D(float3 v) {\n const float2 C = float2(1.0/6.0, 1.0/3.0);\n const float4 D = float4(0.0, 0.5, 1.0, 2.0);\n float3 i = floor(v + dot(v, C.yyy));\n float3 x0 = v - i + dot(i, C.xxx);\n float3 g = step(x0.yzx, x0.xyz);\n float3 l = 1.0 - g;\n float3 i1 = min(g.xyz, l.zxy);\n float3 i2 = max(g.xyz, l.zxy);\n float3 x1 = x0 - i1 + C.xxx;\n float3 x2 = x0 - i2 + C.yyy;\n float3 x3 = x0 - D.yyy;\n i = mod289(i);\n float4 p = permute(permute(permute(i.z + float4(0.0, i1.z, i2.z, 1.0)) + i.y + float4(0.0, i1.y, i2.y, 1.0)) + i.x + float4(0.0, i1.x, i2.x, 1.0));\n float n_ = 0.142857142857;\n float3 ns = n_ * D.wyz - D.xzx;\n float4 j = p - 49.0 * floor(p * ns.z * ns.z);\n float4 x_ = floor(j * ns.z);\n float4 y_ = floor(j - 7.0 * x_);\n float4 x = x_ * ns.x + ns.yyyy;\n float4 y = y_ * ns.x + ns.yyyy;\n float4 h = 1.0 - abs(x) - abs(y);\n float4 b0 = float4(x.xy, y.xy);\n float4 b1 = float4(x.zw, y.zw);\n float4 s0 = floor(b0)*2.0 + 1.0;\n float4 s1 = floor(b1)*2.0 + 1.0;\n float4 sh = -step(h, 0.0);\n float4 a0 = b0.xzyw + s0.xzyw*sh.xxyy;\n float4 a1 = b1.xzyw + s1.xzyw*sh.zzww;\n float3 p0 = float3(a0.xy,h.x);\n float3 p1 = float3(a0.zw,h.y);\n float3 p2 = float3(a1.xy,h.z);\n float3 p3 = float3(a1.zw,h.w);\n float4 norm = taylorInvSqrt(float4(dot(p0,p0), dot(p1,p1), dot(p2,p2), dot(p3,p3)));\n p0 *= norm.x; p1 *= norm.y; p2 *= norm.z; p3 *= norm.w;\n float4 m = max(0.6 - float4(dot(x0,x0), dot(x1,x1), dot(x2,x2), dot(x3,x3)), 0.0);\n m = m*m;\n return 42.0 * dot(m*m, float4(dot(p0,x0), dot(p1,x1), dot(p2,x2), dot(p3,x3)));\n}\n\n float3 Q;\n float d = 0.0;\n Q=p, d=(dot(sin(Q),cos(Q.yzx))+A), Q.x+=3.14159265;\n d=min(d,(dot(sin(Q),cos(Q.yzx))+A)), Q.y+=3.14159265;\n d=max(abs(min(d,(dot(sin(Q),cos(Q.yzx))+A))+snoise3D(Q*2.0)*B),C);\n return d*0.5;", "A": 1.35, "B": 0.05, "C": 0.01, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n vec3 Q,S;\n Q=S=p;\n float a=1.,d;\n for(int j=0;j++<9;a=a/d+1.)\n Q=2.*clamp(Q,-.6,.6)-Q,\n d=clamp(dot(Q,Q),.1,1.)*.5,\n Q=Q/d+S;\n return d=(length(Q)-9.)/a;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.6\n// B: 0.5\n// C: 0.6\n// Offset: N/A\n\n float3 Q,S;\n Q=S=p;\n float a=1.0,d;\n for(int j=0;j++<9;a=a/d+1.0)\n Q=2.0*clamp(Q,-A,C)-Q,\n d=clamp(dot(Q,Q),0.1,1.0)*B,\n Q=Q/d+S;\n return d=(length(Q)-9.0)/a;", "A": 0.6, "B": 0.5, "C": 0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float i,d=1.,a;\n Q=abs(mod(p,1.8)-.9);\n a=3.;\n for(int j=0;j++<8;)\n Q=2.*clamp(Q,-.9,.9)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d,\n Q+=.05;\n return d=(Q.x+Q.y+Q.z-1.6)/a;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.8\n// C: 0.9\n// Offset: N/A\n\n float3 Q;\n float i,d=1.0,a;\n Q=abs(fmod(p,B)-C);\n a=A;\n for(int j=0;j++<8;)\n Q=2.0*clamp(Q,-0.9,0.9)-Q,\n d=dot(Q,Q),\n Q/=d,\n a/=d,\n Q+=0.05;\n return d=(Q.x+Q.y+Q.z-1.6)/a;", "A": 3.0, "B": 1.8, "C": 0.9, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float d=1.,a;\n Q=p; d=a=1.;\n for(int j=0;j++<8;)\n d=min(d,(length(Q)-.5)/a),\n Q.xz*=rotate2D(ceil(atan(Q.z,Q.x)/1.05-.5)*1.05),\n Q.x-=1., a*=3., Q*=3.;\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.05\n// C: 0.5\n// Offset: N/A\n\n float3 Q;\n float d=1.0,a;\n Q=p; d=a=1.0;\n for(int j=0;j++<8;)\n d=min(d,(length(Q)-C)/a),\n Q.xz=mul(Q.xz, float2x2(cos(ceil(atan2(Q.z,Q.x)/B-0.5)*1.05),sin(ceil(atan2(Q.z,Q.x)/B-0.5)*1.05),-sin(ceil(atan2(Q.z,Q.x)/B-0.5)*1.05),cos(ceil(atan2(Q.z,Q.x)/B-0.5)*1.05))),\n Q.x-=1.0, a=mul(a,A), Q=mul(Q, 3.0);\n return d;", "A": 3.0, "B": 1.05, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "float de(vec3 p){\n vec3 Q;\n float d=1.,a;\n Q=mod(p,8.)-4.;\n Q.y+=1.5;\n d=a=2.;\n for(int j=0;j++<15;)\n Q.x=abs(Q.x),\n d=min(d,length(max(abs(Q)-.5,0.))/a),\n Q.xy=(Q.xy-vec2(.5,1))*rotate2D(-.785),\n Q*=1.41,\n a*=1.41;\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.41\n// B: 1.41\n// C: 0.785\n// Offset: N/A\n\n float3 Q;\n float d=1.0,a;\n Q=fmod(p,8.0)-4.0;\n Q.y+=1.5;\n d=a=2.0;\n for(int j=0;j++<15;)\n Q.x=abs(Q.x),\n d=min(d,length(max(abs(Q)-0.5,0.0))/a),\n Q.xy=mul((Q.xy-float2(0.5,1)), float2x2(cos(-C),sin(-C),-sin(-C),cos(-C))),\n Q=mul(Q, A),\n a=mul(a, B);\n return d;", "A": 1.41, "B": 1.41, "C": 0.785, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "#define D d=min(d,length(vec2(length(Q.zx)-.3,Q.y))-.02)\n float de(vec3 p){\n vec3 Q;\n float i,d=1.;\n Q=abs(fract(p)-.5),\n Q=Q.x>Q.z?Q.zyx:Q,\n d=9., D,\n Q-=.5, D,\n Q.x+=.5,\n Q=Q.xzy, D,\n Q.z+=.5,\n Q=Q.zxy, D;\n return d;\n }", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.5\n// B: 9.0\n// C: 0.5\n// Offset: N/A\n\n float3 Q;\n float i,d=1.0;\n Q=abs(frac(p)-A),\n Q=Q.x>Q.z?Q.zyx:Q,\n d=B, d=min(d,length(float2(length(Q.zx)-0.3,Q.y))-0.02),\n Q-=C, d=min(d,length(float2(length(Q.zx)-0.3,Q.y))-0.02),\n Q.x+=0.5,\n Q=Q.xzy, d=min(d,length(float2(length(Q.zx)-0.3,Q.y))-0.02),\n Q.z+=0.5,\n Q=Q.zxy, d=min(d,length(float2(length(Q.zx)-0.3,Q.y))-0.02);\n return d;", "A": 0.5, "B": 9.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "void sphere_folds(inout vec3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z *= temp; dz *= temp;\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z *= temp; dz *= temp;\n }\n }\n\n float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n escape = 0.;\n if(p.x < p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n\n for(int i = 0; i < 12; i++){\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n sphere_folds(p.xyz,p.w);\n uint seed = uint(p.x+p.y+p.z);\n p*=(3.1/min(dot(p.xyz,p.xyz),1.9));\n p.xyz=abs(p.xyz)-vec3(0.5,2.7,6.2);\n p.yz -= sin(float(i)*2.)*0.7;\n escape += exp(-0.2*dot(p.xyz,p.xyz));\n }\n float m = 3.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.1\n// B: 1.9\n// C: 0.2\n// Offset: (0.5,2.7,6.2)\nvoid sphere_folds(inout float3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z = mul(z, temp); dz = mul(dz, temp);\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z = mul(z, temp); dz = mul(dz, temp);\n }\n}\n\n float4 p_iter = float4(p, 1.0);\n //escape = 0.0;\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n\n for(int i = 0; i < 12; i++){\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n sphere_folds(p_iter.xyz,p_iter.w);\n uint seed = uint(p_iter.x+p_iter.y+p_iter.z);\n p_iter=mul(p_iter,(A/min(dot(p_iter.xyz,p_iter.xyz),B)));\n p_iter.xyz=abs(p_iter.xyz)-Offset;\n p_iter.yz -= sin(float(i)*2.0)*0.7;\n //escape += exp(-C*dot(p_iter.xyz,p_iter.xyz));\n }\n float m = 3.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 3.1, "B": 1.9, "C": 0.2, "OffsetX": 0.5, "OffsetY": 2.7, "OffsetZ": 6.2 }, { "Author": "Nameless", "OriginalCode": "void sphere_folds(inout vec3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z *= temp; dz *= temp;\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z *= temp; dz *= temp;\n }\n }\n\n float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n escape = 999.;\n\n if(p.x < p.z)p.xz = p.zx;\n if(p.z > p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n\n for(int i = 0; i < 12; i++){\n if(p.y > p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n\n sphere_folds(p.xyz,p.w);\n uint seed = uint(p.x+p.y+p.z);\n p*=(3.1/min(dot(p.xyz,p.xyz),1.9));\n p.xyz=abs(p.xyz)-vec3(0.5,2.7,6.2);\n p.yz -= sin(float(i)*2.)*0.7;\n }\n float m = 3.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 999.0\n// B: 3.1\n// C: 1.9\n// Offset: (0.5,2.7,6.2)\nvoid sphere_folds(inout float3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z = mul(z, temp); dz = mul(dz, temp);\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z = mul(z, temp); dz = mul(dz, temp);\n }\n}\n\n float4 p_iter = float4(p, 1.0);\n //escape = A;\n\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z > p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n\n for(int i = 0; i < 12; i++){\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n\n sphere_folds(p_iter.xyz,p_iter.w);\n uint seed = uint(p_iter.x+p_iter.y+p_iter.z);\n p_iter=mul(p_iter,(B/min(dot(p_iter.xyz,p_iter.xyz),C)));\n p_iter.xyz=abs(p_iter.xyz)-Offset;\n p_iter.yz -= sin(float(i)*2.0)*0.7;\n }\n float m = 3.5;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 999.0, "B": 3.1, "C": 1.9, "OffsetX": 0.5, "OffsetY": 2.7, "OffsetZ": 6.2 }, { "Author": "Nameless", "OriginalCode": "void sphere_folds(inout vec3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z *= temp; dz *= temp;\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z *= temp; dz *= temp;\n }\n }\n void box_folds(inout vec3 z, inout float dz) {\n float folding_limit = 1.0;\n z = clamp(z, -folding_limit, folding_limit) * 2.0 - z;\n }\n float de(vec3 z) {\n vec3 offset = z;\n float scale = -2.8;\n float dr = 1.0;\n escape = 0.;\n for(int n = 0; n < 15; ++n) {\n box_folds(z, dr);\n sphere_folds(z, dr);\n z = scale * z + offset;\n dr = dr * abs(scale) + 1.0;\n escape += exp(-0.2*dot(z.xyz,z.xyz));\n }\n float r = length(z);\n return r / abs(dr);\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -2.8\n// B: 0.2\n// C: N/A\n// Offset: N/A\nvoid sphere_folds(inout float3 z, inout float dz) {\n float fixed_radius2 = 1.9;\n float min_radius2 = 0.1;\n float r2 = dot(z, z);\n if(r2 < min_radius2) {\n float temp = (fixed_radius2 / min_radius2);\n z = mul(z, temp); dz = mul(dz, temp);\n }else if(r2 < fixed_radius2) {\n float temp = (fixed_radius2 / r2);\n z = mul(z, temp); dz = mul(dz, temp);\n }\n}\nvoid box_folds(inout float3 z, inout float dz) {\n float folding_limit = 1.0;\n z = clamp(z, -folding_limit, folding_limit) * 2.0 - z;\n}\n\n float3 z = p;\n float3 local_offset = z;\n float scale = A;\n float dr = 1.0;\n //escape = 0.0;\n for(int n = 0; n < 15; ++n) {\n box_folds(z, dr);\n sphere_folds(z, dr);\n z = scale * z + local_offset;\n dr = dr * abs(scale) + 1.0;\n //escape += exp(-B*dot(z.xyz,z.xyz));\n }\n float r = length(z);\n return r / abs(dr);", "A": -2.8, "B": 0.2, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Nameless", "OriginalCode": "float de(vec3 p0){\n vec4 p = vec4(p0, 1.);\n escape = 0.;\n p=abs(p);\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n for(int i = 0; i < 12; i++){\n if(p.x < p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y < p.x)p.yx = p.xy;\n p = abs(p);\n p*=(1.9/clamp(dot(p.xyz,p.xyz),0.1,1.));\n p.xyz-=vec3(0.2,1.9,0.6);\n escape += exp(-0.2*dot(p.xyz,p.xyz)); \n }\n float m = 1.2;\n p.xyz-=clamp(p.xyz,-m,m);\n return (length(p.xyz)/p.w);\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.9\n// B: 0.1\n// C: 0.2\n// Offset: (0.2,1.9,0.6)\n\n float4 p_iter = float4(p, 1.0);\n //escape = 0.0;\n p_iter=abs(p_iter);\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 12; i++){\n if(p_iter.x < p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y < p_iter.x)p_iter.yx = p_iter.xy;\n p_iter = abs(p_iter);\n p_iter=mul(p_iter,(A/clamp(dot(p_iter.xyz,p_iter.xyz),B,1.0)));\n p_iter.xyz-=Offset;\n //escape += exp(-C*dot(p_iter.xyz,p_iter.xyz)); \n }\n float m = 1.2;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return (length(p_iter.xyz)/p_iter.w);", "A": 1.9, "B": 0.1, "C": 0.2, "OffsetX": 0.2, "OffsetY": 1.9, "OffsetZ": 0.6 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=fract(p)-.5;\n float s=3., l;\n for(int j=0;j++<8;)\n p=abs(p),\n p=p.x p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n for(int i = 0; i < 12; i++){\n if(p.x > p.z)p.xz = p.zx;\n if(p.z < p.y)p.zy = p.yz;\n if(p.y > p.x)p.yx = p.xy;\n p.xyz = abs(p.xyz);\n p*=(1.4/clamp(dot(p.xyz,p.xyz),0.0,1.));\n p.xyz-=vec3(0.3,4.5,0.7);\n escape += exp(-0.2*dot(p.xyz,p.xyz));\n }\n float m = 1.5;\n p.xyz-=clamp(p.xyz,-m,m);\n return length(p.xyz)/p.w;\n }", "ConvertedCode": "// author: Nameless\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.4\n// B: 0.2\n// C: 1.5\n// Offset: (0.3,4.5,0.7)\n\n float4 p_iter = float4(p, 1.0);\n //escape = 0.0;\n p_iter=abs(p_iter);\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n for(int i = 0; i < 12; i++){\n if(p_iter.x > p_iter.z)p_iter.xz = p_iter.zx;\n if(p_iter.z < p_iter.y)p_iter.zy = p_iter.yz;\n if(p_iter.y > p_iter.x)p_iter.yx = p_iter.xy;\n p_iter.xyz = abs(p_iter.xyz);\n p_iter=mul(p_iter, (A/clamp(dot(p_iter.xyz,p_iter.xyz),0.0,1.0)));\n p_iter.xyz-=Offset;\n //escape += exp(-B*dot(p_iter.xyz,p_iter.xyz));\n }\n float m = C;\n p_iter.xyz-=clamp(p_iter.xyz,-m,m);\n return length(p_iter.xyz)/p_iter.w;", "A": 1.4, "B": 0.2, "C": 1.5, "OffsetX": 0.3, "OffsetY": 4.5, "OffsetZ": 0.7 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p=cos(p);\n float s=2., e;\n for(int j=0;j++<7;)\n p=1.8-abs(p-1.2),\n p=p.xp.x?p=p.yx:p\n vec3 k=vec3(5,2,1);\n p.y+=5.4;\n for(int j=0;++j<8;)\n p.xz=abs(p.xz),\n L(p.xz),\n p.z=1.-abs(p.z-.9),\n L(p.xy),\n p.x-=2.,\n L(p.xy),\n p.y+=1.,\n p=k+(p-k)*3.;\n return length(p)/1e4;\n }", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.4\n// B: 0.9\n// C: 3.0\n// Offset: N/A\n\n float3 k=float3(5,2,1);\n float3 p_iter = p;\n p_iter.y+=A;\n for(int j=0;++j<8;)\n p_iter.xz=abs(p_iter.xz),\n p_iter.xz=p_iter.y>p_iter.x?p_iter.yx:p_iter.xz,\n p_iter.z=1.0-abs(p_iter.z-B),\n p_iter.xy=p_iter.y>p_iter.x?p_iter.yx:p_iter.xy,\n p_iter.x-=2.0,\n p_iter.xy=p_iter.y>p_iter.x?p_iter.yx:p_iter.xy,\n p_iter.y+=1.0,\n p_iter=k+(p_iter-k)*C;\n return length(p_iter)/1e4;", "A": 5.4, "B": 0.9, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Leon Denise", "OriginalCode": "mat2 rot ( float a ) { return mat2( cos( a ), -sin( a ), sin( a ), cos( a ) ); }\n float de ( vec3 p ) {\n float scene = 100.;\n float t = 1000; // arbitrary value\n float falloff = 1.0;\n for ( float index = 0.; index < 8.; ++index ) {\n p.xz *= rot( t / falloff );\n p = abs( p ) - 0.5 * falloff;\n scene = min( scene, max( p.x, max( p.y, p.z ) ) );\n falloff /= 1.8;\n }\n return -scene;\n }", "ConvertedCode": "// author: Leon Denise\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 100.0\n// B: 1.8\n// C: 0.5\n// Offset: N/A\n\n float scene = A;\n float t = 1000; // arbitrary value\n float falloff = 1.0;\n float3 p_iter = p;\n for ( float index = 0.0; index < 8.0; ++index ) {\n p_iter.xz = mul(p_iter.xz, float2x2(cos( t / falloff ), -sin( t / falloff ), sin( t / falloff ), cos( t / falloff )));\n p_iter = abs( p_iter ) - C * falloff;\n scene = min( scene, max( p_iter.x, max( p_iter.y, p_iter.z ) ) );\n falloff /= B;\n }\n return -scene;", "A": 100.0, "B": 1.8, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Adapted from code by Kali", "OriginalCode": "float de( vec3 p ) {\n float t = 160.0; // designed as a time varying term\n p = p.zxy;\n float a = 1.5 + sin( t * 0.3578 ) * 0.5;\n p.xy = p.xy * mat2( cos( a ), sin( a ), -sin( a ), cos( a ) );\n p.x *= 0.75;\n vec3 ani;\n ani = vec3( sin( t ), sin( t ), cos( t ) ) * 0.6;\n p += sin( p * 3.0 + t * 6.0 ) * 0.04;\n vec3 pp = p;\n float l;\n vec3 rv = vec3( 0.5, -0.05, -1.0 );\n for ( int i = 0; i < 20; i++ ) {\n p.xy = abs( p.xy );\n p = p * 1.25 + vec3( -3.0, -1.5, -0.5 );\n vec3 axis = normalize( rv + ani );\n float angle = ( 40.0 + sin( t ) * 10.0 ) * 0.017;\n p = mix( dot( axis, p ) * axis, p, cos( angle ) ) + cross( axis, p ) * sin( angle ); \n l = length( p );\n }\n return l * pow( 1.25, -20.0 ) - 0.1;\n }", "ConvertedCode": "// author: Adapted from code by Kali\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 1.5\n// C: 0.3578\n// Offset: N/A\n\n float t = A; // designed as a time varying term\n float3 p_iter = p.zxy;\n float a = B + sin( t * C ) * 0.5;\n p_iter.xy = mul(p_iter.xy, float2x2( cos( a ), sin( a ), -sin( a ), cos( a ) ));\n p_iter.x=mul(p_iter.x, 0.75);\n float3 ani;\n ani = float3( sin( t ), sin( t ), cos( t ) ) * 0.6;\n p_iter += sin( p_iter * 3.0 + t * 6.0 ) * 0.04;\n float3 pp = p_iter;\n float l;\n float3 rv = float3( 0.5, -0.05, -1.0 );\n for ( int i = 0; i < 20; i++ ) {\n p_iter.xy = abs( p_iter.xy );\n p_iter = p_iter * 1.25 + float3( -3.0, -1.5, -0.5 );\n float3 axis = normalize( rv + ani );\n float angle = ( 40.0 + sin( t ) * 10.0 ) * 0.017;\n p_iter = lerp( dot( axis, p_iter ) * axis, p_iter, cos( angle ) ) + mul(cross( axis, p_iter ), sin( angle )); \n l = length( p_iter );\n }\n return l * pow( 1.25, -20.0 ) - 0.1;", "A": 0.0, "B": 1.5, "C": 0.3578, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Adapted from code by P_Malin", "OriginalCode": "mat3 SetRotQuat ( const in vec4 q ) {\n vec4 qSq = q * q;\n float xy2 = q.x * q.y * 2.0;\n float xz2 = q.x * q.z * 2.0;\n float yz2 = q.y * q.z * 2.0;\n float wx2 = q.w * q.x * 2.0;\n float wy2 = q.w * q.y * 2.0;\n float wz2 = q.w * q.z * 2.0;\n return mat3 (\n qSq.w + qSq.x - qSq.y - qSq.z, xy2 - wz2, xz2 + wy2,\n xy2 + wz2, qSq.w - qSq.x + qSq.y - qSq.z, yz2 - wx2,\n xz2 - wy2, yz2 + wx2, qSq.w - qSq.x - qSq.y + qSq.z );\n }\n mat3 SetRot ( vec3 vAxis, float fAngle ) {\n return SetRotQuat( vec4( normalize( vAxis ) * sin( fAngle ), cos( fAngle ) ) ); \n }\n float de( vec3 p ) {\n vec2 ax = vec2( 0.2, 0.7 ); // pick two values in the range 0,1\n vec3 vRotationAxis = vec3( ax.x, 1.0, ax.y );\n float fRotationAngle = length( vRotationAxis );\n\n mat3 m = SetRot( vRotationAxis, fRotationAngle );\n float fTrap = 30.0;\n float fTotalScale = 1.0;\n const float fScale = 1.25;\n vec3 vOffset = vec3( -1.0, -2.0, -0.2 );\n for( int i = 0; i < 16; i++ ) {\n p.xyz = abs( p.xyz );\n p *= fScale;\n fTotalScale *= fScale;\n p += vOffset;\n p.xyz = ( p.xyz ) * m;\n float fCurrDist = length( p.xyz ) * fTotalScale;\n // float fCurrDist = max(max( p.x, p.y ), p.z ) * fTotalScale;\n // float fCurrDist = dot( p.xyz, p.xyz ); // * fTotalScale;\n fTrap = min( fTrap, fCurrDist );\n }\n float l = length( p.xyz ) / fTotalScale;\n float fDist = l - 0.1;\n // return vec2(fDist, fTrap);\n return fDist;\n }", "ConvertedCode": "// author: Adapted from code by P_Malin\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.2\n// B: 0.7\n// C: 30.0\n// Offset: N/A\nfloat3x3 SetRotQuat ( const in float4 q ) {\n float4 qSq = q * q;\n float xy2 = q.x * q.y * 2.0;\n float xz2 = q.x * q.z * 2.0;\n float yz2 = q.y * q.z * 2.0;\n float wx2 = q.w * q.x * 2.0;\n float wy2 = q.w * q.y * 2.0;\n float wz2 = q.w * q.z * 2.0;\n return float3x3 (\n qSq.w + qSq.x - qSq.y - qSq.z, xy2 - wz2, xz2 + wy2,\n xy2 + wz2, qSq.w - qSq.x + qSq.y - qSq.z, yz2 - wx2,\n xz2 - wy2, yz2 + wx2, qSq.w - qSq.x - qSq.y + qSq.z );\n}\nfloat3x3 SetRot ( float3 vAxis, float fAngle ) {\n return SetRotQuat( float4( mul(normalize( vAxis ), sin( fAngle )), cos( fAngle ) ) ); \n}\n\n float3 p_iter = p;\n float2 ax = float2( A, B ); // pick two values in the range 0,1\n float3 vRotationAxis = float3( ax.x, 1.0, ax.y );\n float fRotationAngle = length( vRotationAxis );\n\n float3x3 m = SetRot( vRotationAxis, fRotationAngle );\n float fTrap = C;\n float fTotalScale = 1.0;\n const float fScale = 1.25;\n float3 vOffset = float3( -1.0, -2.0, -0.2 );\n for( int i = 0; i < 16; i++ ) {\n p_iter.xyz = abs( p_iter.xyz );\n p_iter = mul(p_iter, fScale);\n fTotalScale = mul(fTotalScale, fScale);\n p_iter += vOffset;\n p_iter.xyz = mul(p_iter.xyz, m);\n float fCurrDist = length( p_iter.xyz ) * fTotalScale;\n // float fCurrDist = max(max( p_iter.x, p_iter.y ), p_iter.z ) * fTotalScale;\n // float fCurrDist = dot( p_iter.xyz, p_iter.xyz ); // * fTotalScale;\n fTrap = min( fTrap, fCurrDist );\n }\n float l = length( p_iter.xyz ) / fTotalScale;\n float fDist = l - 0.1;\n // return float2(fDist, fTrap);\n return fDist;", "A": 0.2, "B": 0.7, "C": 30.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Jos Leys / Knighty", "OriginalCode": "vec2 wrap ( vec2 x, vec2 a, vec2 s ) {\n x -= s;\n return ( x - a * floor( x / a ) ) + s;\n}\n\nvoid TransA( inout vec3 z, inout float DF, float a, float b ) {\n float iR = 1. / dot(z,z);\n z *= -iR;\n z.x = -b - z.x; \n z.y = a + z.y; \n DF *= max( 1.0, iR );\n}\n\nfloat de ( vec3 z ) {\n float adjust = 6.2; // use this for time varying behavior\n float box_size_x = 1.0;\n float box_size_z = 1.0;\n float KleinR = 1.94 + 0.05 * abs( sin( -adjust * 0.5 ) ); //1.95859103011179;\n float KleinI = 0.03 * cos( -adjust * 0.5 ); //0.0112785606117658;\n vec3 lz = z + vec3( 1.0 ), llz = z + vec3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n float DE = 1e10;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 1.0;\n for ( int i = 0; i < 20 ; i++ ){\n z.x = z.x + b / a * z.y;\n z.xz = wrap( z.xz, vec2( 2.0 * box_size_x, 2.0 * box_size_z ), vec2( -box_size_x, -box_size_z ) );\n z.x = z.x - b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 ) * abs( z.x + b * 0.5 ) ) ) ) { \n z = vec3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n\n TransA( z, DF, a, b ); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) { break; } //If the iterated points enters a 2-cycle , bail out.\n llz=lz; lz=z; //Store previous iterates\n }\n \n float y = min( z.y, a - z.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n return DE;\n}", "ConvertedCode": "// author: Jos Leys / Knighty\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 6.2\n// B: 1.94\n// C: 0.05\n// Offset: N/A\nfloat2 wrap ( float2 x, float2 a, float2 s ) {\n x -= s;\n return ( x - a * floor( x / a ) ) + s;\n}\nvoid TransA( inout float3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot(z,z);\n z=mul(z, -iR);\n z.x = -b - z.x; \n z.y = a + z.y; \n DF=mul(DF, max( 1.0, iR ));\n}\n\n float3 z = p;\n float adjust = A; // use this for time varying behavior\n float box_size_x = 1.0;\n float box_size_z = 1.0;\n float KleinR = B + C * abs( sin( -adjust * 0.5 ) ); //1.95859103011179;\n float KleinI = 0.03 * cos( -adjust * 0.5 ); //0.0112785606117658;\n float3 lz = z + float3( 1.0 ), llz = z + float3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n float DE = 1e10;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 1.0;\n for ( int i = 0; i < 20 ; i++ ){\n z.x = z.x + b / a * z.y;\n z.xz = wrap( z.xz, float2( 2.0 * box_size_x, 2.0 * box_size_z ), float2( -box_size_x, -box_size_z ) );\n z.x = z.x - b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 ) * abs( z.x + b * 0.5 ) ) ) ) { \n z = float3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n\n TransA( z, DF, a, b ); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) { break; } //If the iterated points enters a 2-cycle , bail out.\n llz=lz; lz=z; //Store previous iterates\n }\n \n float y = min( z.y, a - z.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n return DE;", "A": 6.2, "B": 1.94, "C": 0.05, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Jos Leys / Knighty", "OriginalCode": "// Spherical Inversion Variant of Above\nvec2 wrap( vec2 x, vec2 a, vec2 s ){\n x -= s; \n return ( x - a * floor( x / a ) ) + s;\n}\n\nvoid TransA( inout vec3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot( z, z );\n z *= -iR;\n z.x = -b - z.x; z.y = a + z.y; \n DF *= max( 1.0, iR );\n}\n\nfloat de ( vec3 p ) {\n float adjust = 6.28; // use this for time varying behavior\n float box_size_x = 1.0;\n float box_size_z = 1.0;\n float KleinR = 1.94 + 0.05 * abs( sin( -adjust * 0.5 ) ); //1.95859103011179;\n float KleinI = 0.03 * cos( -adjust*0.5 ); //0.0112785606117658;\n vec3 lz = p + vec3( 1.0 ), llz = p + vec3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n vec3 InvCenter = vec3( 1.0, 1.0, 0.0 );\n float rad = 0.8;\n p = p - InvCenter;\n d = length( p );\n d2 = d * d;\n p = ( rad * rad / d2 ) * p + InvCenter;\n float DE = 1e10;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 1.0;\n for ( int i = 0; i < 20 ; i++ ) {\n p.x = p.x + b / a * p.y;\n p.xz = wrap( p.xz, vec2( 2. * box_size_x, 2. * box_size_z ), vec2( -box_size_x, - box_size_z ) );\n p.x = p.x - b / a * p.y;\n if ( p.y >= a * 0.5 + f *( 2.0 * a - 1.95 ) / 4.0 * sign( p.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs( p.x + b * 0.5 ) ) ) ) { \n p = vec3( -b, a, 0.0 ) - p;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA( p, DF, a, b ); //Apply transformation a\n if ( dot( p - llz, p - llz ) < 1e-5 ) { \n break; \n } //If the iterated points enters a 2-cycle , bail out.\n llz = lz; lz = p; //Store previous iterates\n }\n\n float y = min( p.y, a-p.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n DE = DE * d2 / ( rad + d * DE );\n return DE;\n}", "ConvertedCode": "// author: Jos Leys / Knighty\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 6.28\n// B: 1.94\n// C: 0.05\n// Offset: N/A\n// Spherical Inversion Variant of Above\nfloat2 wrap( float2 x, float2 a, float2 s ){\n x -= s; \n return ( x - a * floor( x / a ) ) + s;\n}\nvoid TransA( inout float3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot( z, z );\n z=mul(z, -iR);\n z.x = -b - z.x; z.y = a + z.y; \n DF=mul(DF, max( 1.0, iR ));\n}\n\n float3 p_iter = p;\n float adjust = A; // use this for time varying behavior\n float box_size_x = 1.0;\n float box_size_z = 1.0;\n float KleinR = B + C * abs( sin( -adjust * 0.5 ) ); //1.95859103011179;\n float KleinI = 0.03 * cos( -adjust*0.5 ); //0.0112785606117658;\n float3 lz = p_iter + float3( 1.0 ), llz = p_iter + float3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n float3 InvCenter = float3( 1.0, 1.0, 0.0 );\n float rad = 0.8;\n p_iter = p_iter - InvCenter;\n d = length( p_iter );\n d2 = d * d;\n p_iter = ( rad * rad / d2 ) * p_iter + InvCenter;\n float DE = 1e10;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 1.0;\n for ( int i = 0; i < 20 ; i++ ) {\n p_iter.x = p_iter.x + b / a * p_iter.y;\n p_iter.xz = wrap( p_iter.xz, float2( 2.0 * box_size_x, 2.0 * box_size_z ), float2( -box_size_x, - box_size_z ) );\n p_iter.x = p_iter.x - b / a * p_iter.y;\n if ( p_iter.y >= a * 0.5 + f *( 2.0 * a - 1.95 ) / 4.0 * sign( p_iter.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs( p_iter.x + b * 0.5 ) ) ) ) { \n p_iter = float3( -b, a, 0.0 ) - p_iter;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA( p_iter, DF, a, b ); //Apply transformation a\n if ( dot( p_iter - llz, p_iter - llz ) < 1e-5 ) { \n break; \n } //If the iterated points enters a 2-cycle , bail out.\n llz = lz; lz = p_iter; //Store previous iterates\n }\n\n float y = min( p_iter.y, a-p_iter.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n DE = DE * d2 / ( rad + d * DE );\n return DE;", "A": 6.28, "B": 1.94, "C": 0.05, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Jos Leys / Knighty / tdhooper", "OriginalCode": "// tdhooper variant 1 - spherical inversion\nvec2 wrap ( vec2 x, vec2 a, vec2 s ) {\n x -= s;\n return (x - a * floor(x / a)) + s;\n}\n\nvoid TransA ( inout vec3 z, inout float DF, float a, float b ) {\n float iR = 1. / dot( z, z );\n z *= -iR;\n z.x = -b - z.x;\n z.y = a + z.y;\n DF *= iR; // max( 1.0, iR );\n}\n\nfloat de( vec3 z ) {\n vec3 InvCenter = vec3( 0.0, 1.0, 1.0 );\n float rad = 0.8;\n float KleinR = 1.5 + 0.39;\n float KleinI = ( 0.55 * 2.0 - 1.0 );\n vec2 box_size = vec2( -0.40445, 0.34 ) * 2.0;\n vec3 lz = z + vec3( 1.0 ), llz = z + vec3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n z = z - InvCenter;\n d = length( z );\n d2 = d * d;\n z = ( rad * rad / d2 ) * z + InvCenter;\n float DE = 1e12;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 0.45;\n for ( int i = 0; i < 80; i++ ) {\n z.x += b / a * z.y;\n z.xz = wrap( z.xz, box_size * 2.0, -box_size );\n z.x -= b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs(z.x + b * 0.5 ) ) ) ) {\n z = vec3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA( z, DF, a, b ); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) {\n break;\n } //If the iterated points enters a 2-cycle, bail out\n llz = lz; lz = z; //Store previous iterates\n }\n float y = min(z.y, a - z.y);\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n DE = DE * d2 / ( rad + d * DE );\n return DE;\n}", "ConvertedCode": "// author: Jos Leys / Knighty / tdhooper\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.8\n// B: 1.5\n// C: 0.39\n// Offset: N/A\n// tdhooper variant 1 - spherical inversion\nfloat2 wrap ( float2 x, float2 a, float2 s ) {\n x -= s;\n return (x - a * floor(x / a)) + s;\n}\nvoid TransA ( inout float3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot( z, z );\n z=mul(z, -iR);\n z.x = -b - z.x;\n z.y = a + z.y;\n DF=mul(DF, iR); // max( 1.0, iR );\n}\n\n float3 z = p;\n float3 InvCenter = float3( 0.0, 1.0, 1.0 );\n float rad = A;\n float KleinR = B + C;\n float KleinI = ( 0.55 * 2.0 - 1.0 );\n float2 box_size = mul(float2( -0.40445, 0.34 ), 2.0);\n float3 lz = z + float3( 1.0 ), llz = z + float3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n z = z - InvCenter;\n d = length( z );\n d2 = d * d;\n z = ( rad * rad / d2 ) * z + InvCenter;\n float DE = 1e12;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 0.45;\n for ( int i = 0; i < 80; i++ ) {\n z.x += b / a * z.y;\n z.xz = wrap( z.xz, box_size * 2.0, -box_size );\n z.x -= b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs(z.x + b * 0.5 ) ) ) ) {\n z = float3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA( z, DF, a, b ); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) {\n break;\n } //If the iterated points enters a 2-cycle, bail out\n llz = lz; lz = z; //Store previous iterates\n }\n float y = min(z.y, a - z.y);\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n DE = DE * d2 / ( rad + d * DE );\n return DE;", "A": 0.8, "B": 1.5, "C": 0.39, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Jos Leys / Knighty / tdhooper", "OriginalCode": "// Tdhooper Variant 2 \nvec2 wrap ( vec2 x, vec2 a, vec2 s ) {\n x -= s;\n return ( x - a * floor( x / a ) ) + s;\n}\n\nvoid TransA ( inout vec3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot( z, z );\n z *= -iR;\n z.x = -b - z.x; \n z.y = a + z.y;\n DF *= iR; //max( 1.0, iR );\n}\n\nfloat de( vec3 z ) {\n float t = 0.0;\n float KleinR = 1.5 + 0.39;\n float KleinI = ( 0.55 * 2.0 - 1.0 );\n vec2 box_size = vec2( -0.40445, 0.34 ) * 2.0;\n vec3 lz = z + vec3( 1.0 ), llz = z + vec3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n float DE = 1e12;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 0.45;\n for ( int i = 0; i < 80 ; i++ ) {\n z.x += b / a * z.y;\n z.xz = wrap( z.xz, box_size * 2.0, -box_size );\n z.x -= b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs(z.x + b * 0.5 ) ) ) ) {\n z = vec3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA(z, DF, a, b); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) {\n break;\n } //If the iterated points enters a 2-cycle, bail out\n llz = lz; lz = z; //Store previous iterates\n }\n float y = min( z.y, a - z.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n return DE;\n}", "ConvertedCode": "// author: Jos Leys / Knighty / tdhooper\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.5\n// B: 0.39\n// C: 0.55\n// Offset: N/A\n// Tdhooper Variant 2 \nfloat2 wrap ( float2 x, float2 a, float2 s ) {\n x -= s;\n return ( x - a * floor( x / a ) ) + s;\n}\nvoid TransA ( inout float3 z, inout float DF, float a, float b ) {\n float iR = 1.0 / dot( z, z );\n z=mul(z, -iR);\n z.x = -b - z.x; \n z.y = a + z.y;\n DF=mul(DF, iR); //max( 1.0, iR );\n}\n\n float3 z = p;\n float t = 0.0;\n float KleinR = A + B;\n float KleinI = ( C * 2.0 - 1.0 );\n float2 box_size = mul(float2( -0.40445, 0.34 ), 2.0);\n float3 lz = z + float3( 1.0 ), llz = z + float3( -1.0 );\n float d = 0.0; float d2 = 0.0;\n float DE = 1e12;\n float DF = 1.0;\n float a = KleinR;\n float b = KleinI;\n float f = sign( b ) * 0.45;\n for ( int i = 0; i < 80 ; i++ ) {\n z.x += b / a * z.y;\n z.xz = wrap( z.xz, box_size * 2.0, -box_size );\n z.x -= b / a * z.y;\n if ( z.y >= a * 0.5 + f * ( 2.0 * a - 1.95 ) / 4.0 * sign( z.x + b * 0.5 ) * \n ( 1.0 - exp( -( 7.2 - ( 1.95 - a ) * 15.0 )* abs(z.x + b * 0.5 ) ) ) ) {\n z = float3( -b, a, 0.0 ) - z;\n } //If above the separation line, rotate by 180\u00b0 about (-b/2, a/2)\n TransA(z, DF, a, b); //Apply transformation a\n if ( dot( z - llz, z - llz ) < 1e-5 ) {\n break;\n } //If the iterated points enters a 2-cycle, bail out\n llz = lz; lz = z; //Store previous iterates\n }\n float y = min( z.y, a - z.y );\n DE = min( DE, min( y, 0.3 ) / max( DF, 2.0 ) );\n return DE;", "A": 1.5, "B": 0.39, "C": 0.55, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a)mat2(cos(a),sin(a),-sin(a),cos(a))\nfloat de( vec3 p ) {\n float s = 4.0;\n for( int i = 0; i < 8; i++ ) {\n p.xz *= rot( 3.1415 / 3.0 );\n p = mod( 1.0 - p, 2.0 ) - 1.0;\n float r2 = ( 4.0 / 3.0 ) / dot( p, p );\n p *= r2;\n s *= r2;\n }\n return length( p ) * abs( p.y ) / s;\n}", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 3.1415\n// C: 3.0\n// Offset: N/A\n\n float s = A;\n float3 p_iter = p;\n for( int i = 0; i < 8; i++ ) {\n p_iter.xz=mul(p_iter.xz, float2x2(cos(B / C),sin(B / C),-sin(B / C),cos(B / C)));\n p_iter = fmod( 1.0 - p_iter, 2.0 ) - 1.0;\n float r2 = ( 4.0 / 3.0 ) / dot( p_iter, p_iter );\n p_iter=mul(p_iter, r2);\n s=mul(s, r2);\n }\n return length( p_iter ) * abs( p_iter.y ) / s;", "A": 4.0, "B": 3.1415, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "#define rot(a)mat2(cos(a),sin(a),-sin(a),cos(a))\nfloat de( vec3 p ) {\n float s = 4.0;\n p = abs( p );\n for( int i = 0; i < 10; i++ ) {\n p = 1.0 - abs( p - 1.0 );\n float r2 = 1.3 / dot( p, p );\n p *= r2;\n s *= r2;\n }\n return abs( p.y ) / s;\n}", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 4.0\n// B: 1.3\n// C: N/A\n// Offset: N/A\n\n float s = A;\n float3 p_iter = abs( p );\n for( int i = 0; i < 10; i++ ) {\n p_iter = 1.0 - abs( p_iter - 1.0 );\n float r2 = B / dot( p_iter, p_iter );\n p_iter=mul(p_iter, r2);\n s=mul(s, r2);\n }\n return abs( p_iter.y ) / s;", "A": 4.0, "B": 1.3, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de( vec3 p ){\n vec3 k = vec3( 5.0, 2.0, 1.0 );\n p.y += 5.5;\n for( int j = 0; ++j < 8; ) {\n p.xz = abs( p.xz );\n p.xz = p.z > p.x ? p.zx : p.xz;\n p.z = 0.9 - abs( p.z - 0.9 );\n p.xy = p.y > p.x ? p.yx : p.xy;\n p.x -= 2.3;\n p.xy = p.y > p.x ? p.yx : p.xy;\n p.y += 0.1;\n p = k + ( p - k ) * 3.2;\n }\n return length( p ) / 6e3 - 0.001;\n}", "ConvertedCode": "// author: gaziya5 aka gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 5.5\n// B: 0.9\n// C: 3.2\n// Offset: N/A\n\n float3 k = float3( 5.0, 2.0, 1.0 );\n float3 p_iter = p;\n p_iter.y += A;\n for( int j = 0; ++j < 8; ) {\n p_iter.xz = abs( p_iter.xz );\n p_iter.xz = p_iter.z > p_iter.x ? p_iter.zx : p_iter.xz;\n p_iter.z = B - abs( p_iter.z - 0.9 );\n p_iter.xy = p_iter.y > p_iter.x ? p_iter.yx : p_iter.xy;\n p_iter.x -= 2.3;\n p_iter.xy = p_iter.y > p_iter.x ? p_iter.yx : p_iter.xy;\n p_iter.y += 0.1;\n p_iter = k + ( p_iter - k ) * C;\n }\n return length( p_iter ) / 6e3 - 0.001;", "A": 5.5, "B": 0.9, "C": 3.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "wyatt", "OriginalCode": "#define ei(a) mat2(cos(a),-sin(a),sin(a),cos(a))\nfloat ln ( vec3 p, vec3 a, vec3 b ) {\n float l = clamp( dot( p - a, b - a ) / dot( b - a, b - a ), 0.0, 1.0 );\n return mix( 0.7, 1.0, l ) * length( p - a - ( b - a ) * l );\n}\nfloat de( vec3 u ) {\n u.xz *= ei( 0.9 );\n u.xy *= ei( 1.5 );\n float d = 1e9;\n vec4 c = vec4( 0.0 ); // orbit trap term\n float sg = 1e9;\n float l = 0.1;\n u.y = abs( u.y );\n u.y += 0.1;\n mat2 M1 = ei( 2.0 );\n mat2 M2 = ei( 0.4 );\n float w = 0.05;\n for ( float i = 0.0; i < 18.0; i++ ) {\n sg = ln( u, vec3( 0.0 ), vec3( 0.0, l, 0.0 ) ) / l;\n d = min( d, sg * l - w );\n w *= 0.66;\n u.y -= l;\n u.xz *= M1;\n u.xz = abs( u.xz );\n u.xy *= M2;\n l *= 0.75;\n c += exp( -sg * sg ) * ( 0.5 + 0.5 * sin( 3.1 * i / 16.0 + vec4( 1.0, 2.0, 3.0, 4.0 ) ) );\n }\n return d;\n}", "ConvertedCode": "// author: wyatt\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.9\n// B: 1.5\n// C: 0.1\n// Offset: N/A\nfloat ln ( float3 p, float3 a, float3 b ) {\n float l = clamp( dot( p - a, b - a ) / dot( b - a, b - a ), 0.0, 1.0 );\n return lerp( 0.7, 1.0, l ) * length( p - a - ( b - a ) * l );\n}\n\n float3 u = p;\n u.xz = mul(u.xz, float2x2(cos(A),-sin(A),sin(A),cos(A)));\n u.xy = mul(u.xy, float2x2(cos(B),-sin(B),sin(B),cos(B)));\n float d = 1e9;\n float4 c = float4( 0.0 ); // orbit trap term\n float sg = 1e9;\n float l = C;\n u.y = abs( u.y );\n u.y += 0.1;\n float2x2 M1 = float2x2(cos(2.0),-sin(2.0),sin(2.0),cos(2.0));\n float2x2 M2 = float2x2(cos(0.4),-sin(0.4),sin(0.4),cos(0.4));\n float w = 0.05;\n for ( float i = 0.0; i < 18.0; i++ ) {\n sg = ln( u, float3( 0.0 ), float3( 0.0, l, 0.0 ) ) / l;\n d = min( d, sg * l - w );\n w=mul(w, 0.66);\n u.y -= l;\n u.xz = mul(u.xz, M1);\n u.xz = abs( u.xz );\n u.xy = mul(u.xy, M2);\n l=mul(l, 0.75);\n c += exp( -sg * sg ) * ( 0.5 + 0.5 * sin( 3.1 * i / 16.0 + float4( 1.0, 2.0, 3.0, 4.0 ) ) );\n }\n return d;", "A": 0.9, "B": 1.5, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "wyatt", "OriginalCode": "#define ei(a) mat2(cos(a),-sin(a),sin(a),cos(a))\nfloat ln (vec3 p, vec3 a, vec3 b) {\n float l = clamp( dot( p - a, b - a ) / dot( b - a, b - a ), 0.0, 1.0 );\n return mix( 0.75, 1.0, l ) * length( p - a - ( b - a ) * l );\n}\nfloat de ( vec3 u ) {\n float adjust = 0.0; // branching parameter\n u.xz *= ei( 1.1 + adjust );\n u.xy *= ei( 1.1 );\n float d = 1e9;\n vec4 c = vec4( 0.0 ); // orbit trap term\n float sg = 1e9;\n float l = 0.08;\n u.y = abs( u.y );\n u.y += 0.1;\n mat2 M1 = ei( 1.0 );\n float w = 0.02;\n mat2 M2 = ei( 0.6 );\n mat2 M3 = ei( 0.4 + 0.2 * sin( adjust ) );\n for ( float i = 1.0; i < 20.0; i++ ) {\n sg = ln( u, vec3( 0.0 ), vec3( 0.0, l, 0.0 ) ) / l;\n d = min( d, sg * l - w );\n w *= 0.7;\n u.y -= l;\n u.xz *= M1;\n u.xz = abs( u.xz );\n u.zy *= M3;\n l *= 0.75;\n c += exp( -sg * sg ) * ( 0.7 + 0.5 * sin( 2.0 + 3.0 * i / 16.0 + vec4( 1.0, 2.0, 3.0, 4.0 ) ) );\n }\n return d;\n}", "ConvertedCode": "// author: wyatt\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.75\n// B: 1.1\n// C: 1.1\n// Offset: N/A\nfloat ln (float3 p, float3 a, float3 b) {\n float l = clamp( dot( p - a, b - a ) / dot( b - a, b - a ), 0.0, 1.0 );\n return lerp( A, 1.0, l ) * length( p - a - ( b - a ) * l );\n}\n\n float3 u = p;\n float adjust = 0.0; // branching parameter\n u.xz = mul(u.xz, float2x2(cos(B + adjust),-sin(B + adjust),sin(B + adjust),cos(B + adjust)));\n u.xy = mul(u.xy, float2x2(cos(C),-sin(C),sin(C),cos(C)));\n float d = 1e9;\n float4 c = float4( 0.0 ); // orbit trap term\n float sg = 1e9;\n float l = 0.08;\n u.y = abs( u.y );\n u.y += 0.1;\n float2x2 M1 = float2x2(cos(1.0),-sin(1.0),sin(1.0),cos(1.0));\n float w = 0.02;\n float2x2 M2 = float2x2(cos(0.6),-sin(0.6),sin(0.6),cos(0.6));\n float2x2 M3 = float2x2(cos(0.4 + 0.2 * sin( adjust )),-sin(0.4 + 0.2 * sin( adjust )),sin(0.4 + 0.2 * sin( adjust )),cos(0.4 + 0.2 * sin( adjust )));\n for ( float i = 1.0; i < 20.0; i++ ) {\n sg = ln( u, float3( 0.0 ), float3( 0.0, l, 0.0 ) ) / l;\n d = min( d, sg * l - w );\n w=mul(w, 0.7);\n u.y -= l;\n u.xz = mul(u.xz, M1);\n u.xz = abs( u.xz );\n u.zy = mul(u.zy, M3);\n l=mul(l, 0.75);\n c += exp( -sg * sg ) * ( 0.7 + 0.5 * sin( 2.0 + 3.0 * i / 16.0 + float4( 1.0, 2.0, 3.0, 4.0 ) ) );\n }\n return d;", "A": 0.75, "B": 1.1, "C": 1.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n float t = 0.0; // adjustment term\n float s = 12.0;\n float e = 0.0;\n for(int j = 0;j++ < 7; p /= e )\n p = mod( p - 1.0, 2.0 ) - 1.0,\n s /= e =dot( p, p );\n e -= abs( p.y ) + sin( atan( p.x, p.z ) * 6.0 + t * 3.0 ) * 0.2 - 0.3;\n return e / s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 12.0\n// C: 6.0\n// Offset: N/A\n\n float t = A; // adjustment term\n float s = B;\n float e = 0.0;\n float3 p_iter = p;\n for(int j = 0;j++ < 7; p_iter /= e )\n p_iter = fmod( p_iter - 1.0, 2.0 ) - 1.0,\n s /= e =dot( p_iter, p_iter );\n e -= abs( p_iter.y ) + sin( atan2( p_iter.x, p_iter.z ) * C + t * 3.0 ) * 0.2 - 0.3;\n return e / s;", "A": 0.0, "B": 12.0, "C": 6.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n p -= round( p );\n float s = 3.0;\n float e = 0.0;\n for( int i=0;i++ < 8; p = p / e + 2.0 )\n p = abs( p ) - 1.5,\n s /= e = min( dot( p, p ), 0.4 );\n return e = length( p.yz ) / s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 3.0\n// B: 1.5\n// C: 0.4\n// Offset: N/A\n\n float3 p_iter = p - round( p );\n float s = A;\n float e = 0.0;\n for( int i=0;i++ < 8; p_iter = p_iter / e + 2.0 )\n p_iter = abs( p_iter ) - B,\n s /= e = min( dot( p_iter, p_iter ), C );\n return e = length( p_iter.yz ) / s;", "A": 3.0, "B": 1.5, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n float e, j, s, k;\n e = 0.0;\n float t = 0.0; // time adjust term \n float n = 9.0;\n k = t / n;\n p = vec3( log( length( p ) ) ,( atan( p.z, p.x ) - k ) / PI, sin( p.y / n + k ) );\n for ( s = j = 1.0; j++ < n; p = 3.0 - abs( p * e ) )\n p.y -= round( p.y ),\n s *= e = 3.0 / min( dot( p, p ), 1.0 );\n return e = length( p ) / s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 9.0\n// C: 3.0\n// Offset: N/A\n\n float e, j, s, k;\n float3 p_iter = p;\n e = 0.0;\n float t = A; // time adjust term \n float n = B;\n k = t / n;\n p_iter = float3( log( length( p_iter ) ) ,( atan2( p_iter.z, p_iter.x ) - k ) / 3.14159265, sin( p_iter.y / n + k ) );\n for ( s = j = 1.0; j++ < n; p_iter = C - abs( mul(p_iter, e) ) )\n p_iter.y -= round( p_iter.y ),\n s=mul(s, e = 3.0 / min( dot( p_iter, p_iter ), 1.0 ));\n return e = length( p_iter ) / s;", "A": 0.0, "B": 9.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "mat2 rotate2D ( float r ) {\n return mat2( cos( r ), sin( r ), -sin( r ), cos( r ) );\n}\nfloat de(vec3 p){\n float e, s = 1.0;\n for( e = p.y += 2.0; s > 0.01; s *= 0.77 )\n p.x=abs(p.x),\n e=min(e,max(abs(p.y-s*.5)-s*.4,length(p.xz))-s*.1),\n p.y-=s,\n p.xz*=rotate2D(1.6),\n p.zy*=rotate2D(.7);\n return e*.8;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.77\n// B: 0.01\n// C: 0.8\n// Offset: N/A\n\n float e, s = 1.0;\n float3 p_iter = p;\n for( e = p_iter.y += 2.0; s > B; s=mul(s, A) )\n p_iter.x=abs(p_iter.x),\n e=min(e,max(abs(p_iter.y-s*0.5)-s*0.4,length(p_iter.xz))-s*0.1),\n p_iter.y-=s,\n p_iter.xz=mul(p_iter.xz, float2x2(cos(1.6),sin(1.6),-sin(1.6),cos(1.6))),\n p_iter.zy=mul(p_iter.zy, float2x2(cos(0.7),sin(0.7),-sin(0.7),cos(0.7)));\n return e*C;", "A": 0.77, "B": 0.01, "C": 0.8, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "kamoshika", "OriginalCode": "mat2 rotate2D ( float r ) {\n return mat2( cos( r ), sin( r ), -sin( r ), cos( r ) );\n}\nfloat de ( vec3 p ) {\n vec3 q=p;\n float d, t = 0.0; // t is time adjustment\n q.xy=fract(q.xy)-.5;\n for( int j=0; j++<9; q+=q )\n q.xy=abs(q.xy*rotate2D(q.z + t))-.15;\n d=(length(q.xy)-.2)/1e3;\n return d;\n}", "ConvertedCode": "// author: kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 0.5\n// C: 0.15\n// Offset: N/A\n\n float3 q=p;\n float d, t = A; // t is time adjustment\n q.xy=frac(q.xy)-B;\n for( int j=0; j++<9; q+=q )\n q.xy=abs(mul(q.xy,float2x2(cos(q.z + t), sin(q.z + t), -sin(q.z + t), cos(q.z + t))))-C;\n d=(length(q.xy)-0.2)/1e3;\n return d;", "A": 0.0, "B": 0.5, "C": 0.15, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n float e, s=3.;\n p=.7-abs(p);\n p.xp.y?p:p.yxz)-.8,\n s*=e=5./min(dot(p,p),.5),\n p=abs(p)*e-6.;\n return e=min(y,length(p.yz)/s);\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.2\n// B: 3.0\n// C: 0.7\n// Offset: N/A\n\n float y=p.y+=A;\n float3 p_iter = p;\n p_iter.z-=round(p_iter.z);\n float e, s=B;\n p_iter=C-abs(p_iter);\n for(int i=0;i++<8;p_iter.z+=5.0)\n p_iter=abs(p_iter.x>p_iter.y?p_iter:p_iter.yxz)-0.8,\n s=mul(s, e=5.0/min(dot(p_iter,p_iter),0.5)),\n p_iter=mul(abs(p_iter),e)-6.0;\n return e=min(y,length(p_iter.yz)/s);", "A": 0.2, "B": 3.0, "C": 0.7, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float e, r, s=3., t = 0.0;\n p=vec3(log(r=length(p)),asin(p.z/r),atan(p.y,p.x)/PI*s)-t/PI;\n p-=round(p);\n for(int j=0;j++<7;p.z-=2.)\n s/=e=min(.3,dot(p,p))+.2,\n p=abs(p)/e-.2;\n return e=(length(p.xy)-.1)*r/s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 3.0\n// C: 0.3\n// Offset: N/A\n\n float e, r, s=B, t = A;\n float3 p_iter = p;\n p_iter=float3(log(r=length(p_iter)),asin(p_iter.z/r),atan2(p_iter.y,p_iter.x)/3.14159265*s)-t/3.14159265;\n p_iter-=round(p_iter);\n for(int j=0;j++<7;p_iter.z-=2.0)\n s/=e=min(C,dot(p_iter,p_iter))+0.2,\n p_iter=abs(p_iter)/e-0.2;\n return e=(length(p_iter.xy)-0.1)*r/s;", "A": 0.0, "B": 3.0, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n float e, s, t=0.0; // time adjust term\n vec3 q=p;\n p.z+=7.;\n p=vec3(log(s=length(p)),atan(p.y,p.x),sin(t/4.+p.z/s));\n s=1.;\n for(int j=0;j++<6;)\n s*=e=PI/min(dot(p,p),.8),\n p=abs(p)*e-3.,\n p.y-=round(p.y);\n return e=length(p)/s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 7.0\n// C: 3.14159265\n// Offset: N/A\n\n float e, s, t=A; // time adjust term\n float3 p_iter = p;\n float3 q=p_iter;\n p_iter.z+=B;\n p_iter=float3(log(s=length(p_iter)),atan2(p_iter.y,p_iter.x),sin(t/4.0+p_iter.z/s));\n s=1.0;\n for(int j=0;j++<6;)\n s=mul(s, e=C/min(dot(p_iter,p_iter),0.8)),\n p_iter=mul(abs(p_iter),e)-3.0,\n p_iter.y-=round(p_iter.y);\n return e=length(p_iter)/s;", "A": 0.0, "B": 7.0, "C": 3.14159265, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "// same as above, without the space transform\nfloat de ( vec3 p ) {\n float e, s, t=0.0; // time adjust term\n vec3 q=p;\n p.z+=7.;\n s=1.;\n for(int j=0;j++<6;)\n s*=e=PI/min(dot(p,p),.8),\n p=abs(p)*e-3.,\n p.y-=round(p.y);\n return e=length(p)/s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 7.0\n// C: 3.14159265\n// Offset: N/A\n// same as above, without the space transform\n\n float e, s, t=A; // time adjust term\n float3 p_iter = p;\n float3 q=p_iter;\n p_iter.z+=B;\n s=1.0;\n for(int j=0;j++<6;)\n s=mul(s, e=C/min(dot(p_iter,p_iter),0.8)),\n p_iter=mul(abs(p_iter),e)-3.0,\n p_iter.y-=round(p_iter.y);\n return e=length(p_iter)/s;", "A": 0.0, "B": 7.0, "C": 3.14159265, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "mat2 rotate2D ( float r ) {\n return mat2( cos( r ), sin( r ), -sin( r ), cos( r ) );\n}\nfloat de(vec3 p){\n float e, s=.5;\n for(e=++p.y;s>.005;s*=.77)\n p.x=abs(p.x),\n e=min(e,max(abs(p.y-s*.5)-s*.4,\n length(p.xz))-s*.2),\n p.y-=s,\n p.xz*=rotate2D(1.57),\n p.zy*=rotate2D(.5);\n return e;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.77\n// B: 0.005\n// C: 1.57\n// Offset: N/A\n\n float e, s=0.5;\n float3 p_iter = p;\n for(e=++p_iter.y;s>B;s=mul(s, A))\n p_iter.x=abs(p_iter.x),\n e=min(e,max(abs(p_iter.y-s*0.5)-s*0.4,\n length(p_iter.xz))-s*0.2),\n p_iter.y-=s,\n p_iter.xz=mul(p_iter.xz, float2x2(cos( C ), sin( C ), -sin( C ), cos( C ) )),\n p_iter.zy=mul(p_iter.zy, float2x2(cos( 0.5 ), sin( 0.5 ), -sin( 0.5 ), cos( 0.5 ) ));\n return e;", "A": 0.77, "B": 0.005, "C": 1.57, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de(vec3 p){\n float e, s=6., u=0.0;\n for(int j=0;j++<7;p=mod(p+1.,2.)-1.)\n s/=u=dot(p,p),\n p/=u;\n return e=dot(p,p)/s-abs(p.y)/s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 6.0\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n float e, s=A, u=0.0;\n float3 p_iter = p;\n for(int j=0;j++<7;p_iter=fmod(p_iter+1.0,2.0)-1.0)\n s/=u=dot(p_iter,p_iter),\n p_iter/=u;\n return e=dot(p_iter,p_iter)/s-abs(p_iter.y)/s;", "A": 6.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaziya5 aka gaz", "OriginalCode": "float de(vec3 p){\n p = asin( sin( p ) ) - vec3( 2., -3., 0. );\n float e=0., s=2.;\n for(int i=0;i++<8;p=p*e-vec3(1,3,7))\n p=abs(p),\n p=p.x1e10) break;\n }\n if(i >= iterations) return 0.;\n float lz = sqrt(m2);\n float d = lz*log(lz) / length(dz);\n return d;\n}\n\nfloat de( vec3 p ) {\n vec2 c = vec2(0.28,-0.49); // julia set parameters\n float d = juliaDistance(c, p.xz) * 0.5;\n d = max(d, p.y ); // Cut extruded julia at y = 0\n d = min(d, p.y + 1.); // Back plane at y = -1\n return d;\n}", "ConvertedCode": "// author: athibaul\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.28\n// B: -0.49\n// C: 0.5\n// Offset: N/A\n\nfloat2 cmul( float2 a, float2 b ) {\n return float2(a.x*b.x-a.y*b.y, a.x*b.y+a.y*b.x);\n}\nfloat2 cpow( float2 a, float p ) {\n float rho = pow(length(a), p), theta = atan2(a.y, a.x)*p;\n return mul(rho, float2(cos(theta), sin(theta)));\n}\nfloat juliaDistance( float2 c, float2 z ) {\n const int iterations = 200;\n float2 dz = float2(1.0);\n float m2 = 1.0;\n int i;\n for(i=0;i1e10) break;\n }\n if(i >= iterations) return 0.0;\n float lz = sqrt(m2);\n float d = lz*log(lz) / length(dz);\n return d;\n}\n\n float2 c = float2(A,B); // julia set parameters\n float d = juliaDistance(c, p.xz) * C;\n d = max(d, p.y ); // Cut extruded julia at y = 0\n d = min(d, p.y + 1.0); // Back plane at y = -1\n return d;", "A": 0.28, "B": -0.49, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "noby", "OriginalCode": "float hash13(vec3 p3){\n p3 = fract((p3)*0.1031);\n p3 += dot(p3, p3.yzx + 19.19);\n return fract((p3.x + p3.y) * p3.z);\n}\nfloat de( vec3 p ){ \n vec3 po = p;\n p = -p;\n \n float k=1.;\n for(int i = 0; i < 8; ++i) {\n vec3 ss = vec3(-.54,0.84,1.22);\n p = 2.0*clamp(p,-ss,ss)-p;\n float f = max(0.7/dot(p,p),0.75);\n p *= f;\n k *= f*1.05;\n }\n\n float res = max(length(p.xz)-.9,length(p.xz)*abs(p.y)/length(p))/k;\n p = -p;\n\n // crumbly\n res += (-1.0+2.0*hash13( floor(p*10.0) ))*0.005 * (1.0-step(0.01, po.y));\n\n // blast\n const float ang = 0.04;\n const mat2 rot = mat2(cos(ang),sin(ang),-sin(ang),cos(ang));\n vec3 tpo = po-vec3(0,0.12,-1.5);\n tpo.xy *= rot;\n float blast = pow(smoothstep(-1.6, 0.35,po.x)-smoothstep(0.4,0.48,po.x), 3.0);\n res = min(res, length( (tpo).yz )-0.02*blast);\n return res;\n}", "ConvertedCode": "// author: noby\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -0.54\n// B: 0.84\n// C: 1.22\n// Offset: (0.0,0.12,-1.5)\nfloat hash13(float3 p3){\n p3 = frac(mul((p3),0.1031));\n p3 += dot(p3, p3.yzx + 19.19);\n return frac((p3.x + p3.y) * p3.z);\n}\n\n float3 po = p;\n float3 p_iter = -p;\n \n float k=1.0;\n for(int i = 0; i < 8; ++i) {\n float3 ss = float3(A,B,C);\n p_iter = 2.0*clamp(p_iter,-ss,ss)-p_iter;\n float f = max(0.7/dot(p_iter,p_iter),0.75);\n p_iter = mul(p_iter, f);\n k=mul(k, f*1.05);\n }\n\n float res = max(length(p_iter.xz)-0.9,length(p_iter.xz)*abs(p_iter.y)/length(p_iter))/k;\n p_iter = -p_iter;\n\n // crumbly\n res += (-1.0+2.0*hash13( floor(p_iter*10.0) ))*0.005 * (1.0-step(0.01, po.y));\n\n // blast\n const float ang = 0.04;\n float3 tpo = po-Offset;\n tpo.xy = mul(float2x2(cos(ang),sin(ang),-sin(ang),cos(ang)), tpo.xy);\n float blast = pow(smoothstep(-1.6, 0.35,po.x)-smoothstep(0.4,0.48,po.x), 3.0);\n res = min(res, length( (tpo).yz )-0.02*blast);\n return res;", "A": -0.54, "B": 0.84, "C": 1.22, "OffsetX": 0.0, "OffsetY": 0.12, "OffsetZ": -1.5 }, { "Author": "noby", "OriginalCode": "float hash13(vec3 p3){\n p3 = fract((p3)*0.1031);\n p3 += dot(p3, p3.yzx + 19.19);\n return fract((p3.x + p3.y) * p3.z);\n}\nfloat de( vec3 p ){ \n vec3 po = p;\n \n float k=1.;\n for(int i = 0; i < 8; ++i) {\n vec3 ss = vec3(-.54,0.84,1.22);\n p = 2.0*clamp(p,-ss,ss)-p;\n float f = max(0.7/dot(p,p),0.75);\n p *= f;\n k *= f*1.05;\n }\n\n float res = max(length(p.xz)-.9,length(p.xz)*abs(p.y)/length(p))/k;\n res += (-1.0+2.0*hash13( floor(p*10.0) ))*0.005 * (1.0-step(0.01, po.y));\n const float ang = 0.04;\n const mat2 rot = mat2(cos(ang),sin(ang),-sin(ang),cos(ang));\n vec3 tpo = po-vec3(0,0.12,-1.5);\n tpo.xy *= rot;\n float blast = pow(smoothstep(-1.6, 0.35,po.x)-smoothstep(0.4,0.48,po.x), 3.0);\n res = min(res, length( (tpo).yz )-0.02*blast);\n return res;\n}", "ConvertedCode": "// author: noby\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -0.54\n// B: 0.84\n// C: 1.22\n// Offset: (0.0,0.12,-1.5)\nfloat hash13(float3 p3){\n p3 = frac(mul((p3),0.1031));\n p3 += dot(p3, p3.yzx + 19.19);\n return frac((p3.x + p3.y) * p3.z);\n}\n\n float3 po = p;\n float3 p_iter = p;\n \n float k=1.0;\n for(int i = 0; i < 8; ++i) {\n float3 ss = float3(A,B,C);\n p_iter = 2.0*clamp(p_iter,-ss,ss)-p_iter;\n float f = max(0.7/dot(p_iter,p_iter),0.75);\n p_iter = mul(p_iter, f);\n k=mul(k, f*1.05);\n }\n\n float res = max(length(p_iter.xz)-0.9,length(p_iter.xz)*abs(p_iter.y)/length(p_iter))/k;\n res += (-1.0+2.0*hash13( floor(p_iter*10.0) ))*0.005 * (1.0-step(0.01, po.y));\n const float ang = 0.04;\n float3 tpo = po-Offset;\n tpo.xy = mul(float2x2(cos(ang),sin(ang),-sin(ang),cos(ang)), tpo.xy);\n float blast = pow(smoothstep(-1.6, 0.35,po.x)-smoothstep(0.4,0.48,po.x), 3.0);\n res = min(res, length( (tpo).yz )-0.02*blast);\n return res;", "A": -0.54, "B": 0.84, "C": 1.22, "OffsetX": 0.0, "OffsetY": 0.12, "OffsetZ": -1.5 }, { "Author": "aiekick", "OriginalCode": "mat3 getRotZMat(float a){return mat3(cos(a),-sin(a),0.,sin(a),cos(a),0.,0.,0.,1.);}\nfloat fractus(vec3 p) {\n vec2 z = p.xy;\n vec2 c = vec2(0.28,-0.56) * cos(p.z*0.1);\n float k = 1., h = 1.0;\n for (float i=0.;i<8.;i++) {\n h *= 4.*k;\n k = dot(z,z);\n if(k > 4.) break;\n z = vec2(z.x * z.x - z.y * z.y, 2. * z.x * z.y) + c;\n }\n return sqrt(k/h)*log(k); \n}\nfloat de(vec3 p) {\n p *= getRotZMat(cos(p.z*0.2)*2.);\n p.xy = mod(p.xy, 3.5) - 3.5*0.5;\n p *= getRotZMat(cos(p.z*0.6)*2.);\n return fractus(p);\n}", "ConvertedCode": "// author: aiekick\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.2\n// B: 3.5\n// C: 3.5\n// Offset: N/A\nfloat fractus(float3 p) {\n float2 z = p.xy;\n float2 c = mul(float2(0.28,-0.56), cos(p.z*0.1));\n float k = 1.0, h = 1.0;\n for (float i=0.0;i<8.0;i++) {\n h=mul(h, 4.0*k);\n k = dot(z,z);\n if(k > 4.0) break;\n z = float2(z.x * z.x - z.y * z.y, 2.0 * z.x * z.y) + c;\n }\n return sqrt(k/h)*log(k); \n}\n\n float3 p_iter = p;\n p_iter = mul(float3x3(cos(p_iter.z*A)*2.0,-sin(p_iter.z*A)*2.0,0.0,sin(p_iter.z*A)*2.0,cos(p_iter.z*A)*2.0,0.0,0.0,0.0,1.0), p_iter);\n p_iter.xy = fmod(p_iter.xy, B) - C*0.5;\n p_iter = mul(float3x3(cos(p_iter.z*0.6)*2.0,-sin(p_iter.z*0.6)*2.0,0.0,sin(p_iter.z*0.6)*2.0,cos(p_iter.z*0.6)*2.0,0.0,0.0,0.0,1.0), p_iter);\n return fractus(p_iter);", "A": 0.2, "B": 3.5, "C": 3.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Catzpaw", "OriginalCode": "// Hash based domain repeat snowflakes - Rikka 2 demo\nfloat hash(float v){return fract(sin(v*22.9)*67.);}\nmat2 rot(float a){float s=sin(a),c=cos(a);return mat2(c,s,-s,c);}\nvec2 hexFold(vec2 p){return abs(abs(abs(p)*mat2(.866,.5,-.5,.866))*mat2(.5,-.866,.866,.5));}\nfloat sdHex(vec3 p){p=abs(p);return max(p.z-.02,max((p.x*.5+p.y*.866),p.x)-.015);}\nfloat de(vec3 p){\n float h=hash(floor(p.x)+floor(p.y)*133.3+floor(p.z)*166.6),o=13.0,s=1.+h;\n p=fract(p)-.5;\n p.y+=h*.4-.2;\n p.xz*=rot(time*(h+.8));\n p.yz*=rot(time+h*5.);\n h=hash(h);p.x+=h*.15;\n float l=dot(p,p);\n if(l>.1)return l*2.;\n for(int i=0;i<5;i++){\n p.xy=hexFold(p.xy);\n p.xy*=mat2(.866,-.5,.5,.866);\n p.x*=(s-h);\n h=hash(h);p.y-=h*.065-.015;p.y*=.8;\n p.z*=1.2;\n h=hash(h);p*=1.+h*.3;\n o=min(o,sdHex(p));\n h=hash(h);s=1.+h*2.;\n }\n return o;\n}", "ConvertedCode": "// author: Catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 22.9\n// C: 133.3\n// Offset: N/A\n// Hash based domain repeat snowflakes - Rikka 2 demo\nfloat hash(float v){return frac(sin(v*B)*67.0);}\nfloat2 hexFold(float2 p){return abs(abs(mul(abs(p),float2x2(0.866,0.5,-0.5,0.866)))*float2x2(0.5,-0.866,0.866,0.5));}\nfloat sdHex(float3 p){p=abs(p);return max(p.z-0.02,max((p.x*0.5+p.y*0.866),p.x)-0.015);}\n\n float3 p_iter = p;\n float h=hash(floor(p_iter.x)+floor(p_iter.y)*C+floor(p_iter.z)*166.6),o=13.0,s=1.0+h;\n p_iter=frac(p_iter)-0.5;\n p_iter.y+=h*0.4-0.2;\n p_iter.xz=mul(p_iter.xz, float2x2(cos(A*(h+0.8)),sin(A*(h+0.8)),-sin(A*(h+0.8)),cos(A*(h+0.8))));\n p_iter.yz=mul(p_iter.yz, float2x2(cos(A+h*5.0),sin(A+h*5.0),-sin(A+h*5.0),cos(A+h*5.0)));\n h=hash(h);p_iter.x+=h*0.15;\n float l=dot(p_iter,p_iter);\n if(l>0.1)return l*2.0;\n for(int i=0;i<5;i++){\n p_iter.xy=hexFold(p_iter.xy);\n p_iter.xy=mul(p_iter.xy, float2x2(0.866,-0.5,0.5,0.866));\n p_iter.x=mul(p_iter.x, (s-h));\n h=hash(h);p_iter.y-=h*0.065-0.015;p_iter.y=mul(p_iter.y, 0.8);\n p_iter.z=mul(p_iter.z, 1.2);\n h=hash(h);p_iter=mul(p_iter, 1.0+h*0.3);\n o=min(o,sdHex(p_iter));\n h=hash(h);s=1.0+h*2.0;\n }\n return o;", "A": 0.0, "B": 22.9, "C": 133.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Catzpaw", "OriginalCode": "float cube(vec3 p){\n p=abs(p)-.1;\n return length(max(p,0.)+min(max(p.x,max(p.y,p.z)),0.));\n}\nfloat de(vec3 p){\n float s=2.,r=.7;\n vec3 o=p;\n for(int i=0;i<8;i++){\n p=clamp(p,-1.008,1.008)*2.03-p; //boxfold\n float l=cube(p);\n if(l<.5){p*=2.1;r*=2.1;}else if(l<3.8){p/=l;r/=l;} //ballfold\n p=o+p*s;r=r*abs(s)+1.;\n }\n return .25-length(p)/abs(r);\n}", "ConvertedCode": "// author: Catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.03\n// B: 2.1\n// C: 3.8\n// Offset: N/A\nfloat cube(float3 p){\n p=abs(p)-0.1;\n return length(max(p,0.0)+min(max(p.x,max(p.y,p.z)),0.0));\n}\n\n float s=2.0,r=0.7;\n float3 p_iter = p;\n float3 o=p_iter;\n for(int i=0;i<8;i++){\n p_iter=mul(clamp(p_iter,-1.008,1.008),A)-p_iter; //boxfold\n float l=cube(p_iter);\n if(l<0.5){p_iter=mul(p_iter, B);r=mul(r, 2.1);}else if(l p.y ? p.zxy : p.zyx;\n p *= 2.0;\n e *= 2.0;\n p.xz *= rotate2D( 2.6 );\n p.yx = abs( p.yx ) - 4.0;\n }\n p /= e;\n return e = length( p ) * .8 - .01;\n}", "ConvertedCode": "// author: gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.6\n// B: 4.0\n// C: 0.2\n// Offset: N/A\n\n float e = 1.0;\n float3 p_iter = p;\n for( int i=0;i++<9; ){\n p_iter = abs( p_iter ) - C;\n p_iter = p_iter.x > p_iter.y ? p_iter.zxy : p_iter.zyx;\n p_iter = mul(p_iter, 2.0);\n e = mul(e, 2.0);\n p_iter.xz = mul(p_iter.xz, float2x2(cos( A ), sin( A ), -sin( A ), cos( A ) ));\n p_iter.yx = abs( p_iter.yx ) - B;\n }\n p_iter /= e;\n return e = length( p_iter ) * 0.8 - 0.01;", "A": 2.6, "B": 4.0, "C": 0.2, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ){\n float v = 2., e = 0.0, g = 0.0;\n p = abs(fract(p)-.5)+.12;\n \n if( p.x>p.y )\n p.xy=p.yx;\n \n if( p.yp_iter.y )\n p_iter.xy=p_iter.yx;\n \n if( p_iter.y p.y ? p.zxy : p.zyx;\n p *= 2.0;\n e *= 2.0;\n p.xz *= rotate2D( 2.8 );\n p.yx = abs( p.yx ) - 4.0;\n }\n p /= e;\n return e = abs( p.z ) * 0.6 - 0.02;\n}", "ConvertedCode": "// author: gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.8\n// B: 4.0\n// C: 0.1\n// Offset: N/A\n\n float e = 1.0, g;\n float3 p_iter = p;\n p_iter = asin( sin( p_iter ) );\n for( int i = 0; i++ < 7; ){\n p_iter = abs( p_iter ) - C;\n p_iter = p_iter.x > p_iter.y ? p_iter.zxy : p_iter.zyx;\n p_iter = mul(p_iter, 2.0);\n e = mul(e, 2.0);\n p_iter.xz = mul(p_iter.xz, float2x2(cos( A ), sin( A ), -sin( A ), cos( A ) ));\n p_iter.yx = abs( p_iter.yx ) - B;\n }\n p_iter /= e;\n return e = abs( p_iter.z ) * 0.6 - 0.02;", "A": 2.8, "B": 4.0, "C": 0.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "snolot", "OriginalCode": "float de ( vec3 p ) {\n float adjust = 62.0; // time based adjustment\n p = mod( p, 2.0 ) - 1.0;\n p = abs( p ) - 1.0;\n if ( p.x < p.z ) p.xz = p.zx;\n if ( p.y < p.z ) p.yz = p.zy;\n if ( p.x < p.y ) p.xy = p.yx;\n if ( p.x > p.y ) p.xy =- p.yx;\n float s = 1.0;\n for( int i = 0;i < 10;i++ ) {\n p.y -= abs( sin( adjust * 0.1 ) );\n float r2 = 2.0 / clamp( dot( p, p ), 0.2, 1.0 );\n p = abs( p ) * r2 - vec3( 0.45, 0.2, clamp( abs( sin( adjust * 0.7 ) * 4.2 ), 3.0, 5.2 ) );\n s *= r2;\n }\n return length( p ) / s;\n}", "ConvertedCode": "// author: snolot\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 62.0\n// B: 0.1\n// C: 2.0\n// Offset: N/A\n\n float adjust = A; // time based adjustment\n float3 p_iter = fmod( p, C ) - 1.0;\n p_iter = abs( p_iter ) - 1.0;\n if ( p_iter.x < p_iter.z ) p_iter.xz = p_iter.zx;\n if ( p_iter.y < p_iter.z ) p_iter.yz = p_iter.zy;\n if ( p_iter.x < p_iter.y ) p_iter.xy = p_iter.yx;\n if ( p_iter.x > p_iter.y ) p_iter.xy =- p_iter.yx;\n float s = 1.0;\n for( int i = 0;i < 10;i++ ) {\n p_iter.y -= abs( sin( adjust * B ) );\n float r2 = 2.0 / clamp( dot( p_iter, p_iter ), 0.2, 1.0 );\n p_iter = mul(abs( p_iter ), r2) - float3( 0.45, 0.2, clamp( abs( sin( adjust * 0.7 ) * 4.2 ), 3.0, 5.2 ) );\n s=mul(s, r2);\n }\n return length( p_iter ) / s;", "A": 62.0, "B": 0.1, "C": 2.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "rickiters", "OriginalCode": "mat2 rot ( float a ) {\n return mat2( cos( a ), sin( a ), -sin( a ), cos( a ) ); \n}\nvec2 Rotate ( vec2 v, float angle ) {\n return v * rot( angle );\n}\nvec2 Kaleido ( vec2 v, float power ) {\n float TAO = 2.0 * 3.14159;\n return Rotate( v, floor( 0.5 + atan( v.x, -v.y ) * power / tao ) * tao / power );\n}\nfloat sdCappedCone ( in vec3 p, in vec3 c ) {\n vec2 q = vec2( length( p.xy ), -p.z );\n float d1 = p.z - c.z;\n float d2 = max( dot( q, c.xy ), -p.z );\n return length( max( vec2( d1, d2 ), 0.0 ) ) + min( max( d1, d2 ), 0.0 );\n}\nfloat sceneCone ( vec3 p ) {\n p += vec3( 0.0, 0.0, 7.5 );\n return sdCappedCone( p,vec3( 264.0 / 265.0, 23.0 / 265.0, 7.5 ) );\n}\nfloat de ( vec3 p ) {\n vec3 c = vec3( 10.0 );\n float scl = 0.5;\n float sclpow = 1.0;\n float sc;\n float sym = 5.0;\n p.xz = Kaleido( p.xz, sym );\n float d = sceneCone( p );\n for ( int i = 0;i < 6 ; ++i ) {\n p += vec3( 0.0, 0.0, 5.0 );\n p *= 1.0 / scl;\n sclpow *= scl;\n p.xz = Kaleido( p.xz, sym );\n sc = sceneCone( p ) * sclpow;\n d = min( d, sc );\n }\n return d;\n}", "ConvertedCode": "// author: rickiters\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 0.5\n// C: 5.0\n// Offset: N/A\nfloat2 Kaleido ( float2 v, float power ) {\n float TAO = 2.0 * 3.14159;\n float angle = floor( 0.5 + atan2( v.x, -v.y ) * power / TAO ) * TAO / power;\n return mul(v, float2x2( cos( angle ), sin( angle ), -sin( angle ), cos( angle ) ));\n}\nfloat sdCappedCone ( in float3 p, in float3 c ) {\n float2 q = float2( length( p.xy ), -p.z );\n float d1 = p.z - c.z;\n float d2 = max( dot( q, c.xy ), -p.z );\n return length( max( float2( d1, d2 ), 0.0 ) ) + min( max( d1, d2 ), 0.0 );\n}\nfloat sceneCone ( float3 p ) {\n p += float3( 0.0, 0.0, 7.5 );\n return sdCappedCone( p,float3( 264.0 / 265.0, 23.0 / 265.0, 7.5 ) );\n}\n\n float3 c = float3( A );\n float scl = B;\n float sclpow = 1.0;\n float sc;\n float sym = C;\n float3 p_iter = p;\n p_iter.xz = Kaleido( p_iter.xz, sym );\n float d = sceneCone( p_iter );\n for ( int i = 0;i < 6 ; ++i ) {\n p_iter += float3( 0.0, 0.0, 5.0 );\n p_iter=mul(p_iter, 1.0 / scl);\n sclpow=mul(sclpow, scl);\n p_iter.xz = Kaleido( p_iter.xz, sym );\n sc = sceneCone( p_iter ) * sclpow;\n d = min( d, sc );\n }\n return d;", "A": 10.0, "B": 0.5, "C": 5.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n float e,v,u;\n e = v = 2;\n for(int j=0;j++<12;j>3?e=min(e,length(p.xz+length(p)/u*.55)/v-.006),p.xz=abs(p.xz)-.7,p:p=abs(p)-.86)\n v /= u = dot( p, p ),\n p /= u,\n p.y = 1.7 - p.y;\n return e;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.7\n// B: 2.0\n// C: 0.55\n// Offset: N/A\n\n float e,v,u;\n float3 p_iter = p;\n e = v = B;\n for(int j=0;j++<12;j>3?e=min(e,length(p_iter.xz+length(p_iter)/u*C)/v-0.006),p_iter.xz=abs(p_iter.xz)-0.7,p_iter:p_iter=abs(p_iter)-0.86)\n v /= u = dot( p_iter, p_iter ),\n p_iter /= u,\n p_iter.y = A - p_iter.y;\n return e;", "A": 1.7, "B": 2.0, "C": 0.55, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "// minor tweak of above\nfloat de ( vec3 p ) {\n float e,v,u;\n e=v=2.;\n for(int j=0;j++<12;j>3?e=min(e,length(p.xz+length(p)/u*.557)/v),p.xz=abs(p.xz)-.7,p:p=abs(p)-.9)\n v/=u=dot(p,p),\n p/=u,\n p.y=1.7-p.y;\n return e;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.7\n// B: 2.0\n// C: 0.557\n// Offset: N/A\n// minor tweak of above\n\n float e,v,u;\n float3 p_iter = p;\n e=v=B;\n for(int j=0;j++<12;j>3?e=min(e,length(p_iter.xz+length(p_iter)/u*C)/v),p_iter.xz=abs(p_iter.xz)-0.7,p_iter:p_iter=abs(p_iter)-0.9)\n v/=u=dot(p_iter,p_iter),\n p_iter/=u,\n p_iter.y=A-p_iter.y;\n return e;", "A": 1.7, "B": 2.0, "C": 0.557, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Catzpaw", "OriginalCode": "float de ( vec3 p ) {\n float a,e,v,s;\n vec3 q;\n v=3.;\n\n // parameter originally randomized with twigl fsnoise()\n // a = fsnoise( ceil( p.xz * v + .5 ) ) * v + v;\n a = 10.0; // picked floats work too, but not as cool\n \n e=s;\n for(int j=0;++j<6;v*=a)\n q=abs(mod(p*v,2.)-1.),\n q=max(q,q.zyx),\n e=max(e,(min(q.y,q.z)-.3)/v);\n return e;\n}", "ConvertedCode": "// author: Catzpaw\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 10.0\n// B: 3.0\n// C: 0.5\n// Offset: N/A\n\n float a,e,v,s;\n float3 q;\n v=B;\n\n // parameter originally randomized with twigl fsnoise()\n // a = fsnoise( ceil( p.xz * v + C ) ) * v + v;\n a = A; // picked floats work too, but not as cool\n \n e=s;\n for(int j=0;++j<6;v=mul(v,a))\n q=abs(fmod(p*v,2.0)-1.0),\n q=max(q,q.zyx),\n e=max(e,(min(q.y,q.z)-0.3)/v);\n return e;", "A": 10.0, "B": 3.0, "C": 0.5, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n // added some clamping to prevent potential div by 0\n float y,s,e;\n p+=vec3(1.0);\n y=p.y*.3-.3;\n s=9.;\n for(int j=0;j++<9;p/=max(e,0.0001))\n p=mod(p-1.,2.)-1.,\n p.zx*=rotate2D(PI/4.0),\n e = dot(p,p)*(0.6+y),\n s /= max(e,0.0001);\n return e=sqrt(e)/s;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 9.0\n// B: 0.3\n// C: 0.3\n// Offset: N/A\n\n // added some clamping to prevent potential div by 0\n float y,s,e;\n float3 p_iter = p;\n p_iter+=float3(1.0);\n y=p_iter.y*B-C;\n s=A;\n for(int j=0;j++<9;p_iter/=max(e,0.0001))\n p_iter=fmod(p_iter-1.0,2.0)-1.0,\n p_iter.zx=mul(p_iter.zx, float2x2(cos(3.14159265/4.0),sin(3.14159265/4.0),-sin(3.14159265/4.0),cos(3.14159265/4.0))),\n e = dot(p_iter,p_iter)*(0.6+y),\n s /= max(e,0.0001);\n return e=sqrt(e)/s;", "A": 9.0, "B": 0.3, "C": 0.3, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "gaz", "OriginalCode": "float de ( vec3 p ) {\n float e,s;\n e=s=2.;\n for(int i=0;i++<6;s*=2.,p*=2.)\n p=.1-abs(abs(p)-.2),\n p=p.xp.y?p.zxy:p.zyx,\n p *= 2.,\n e *= 2.,\n p.xz *= rotate2D(-.6);\n p /= e;\n g += e = length(p.xy);\n return e;\n}", "ConvertedCode": "// author: gaz\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.0\n// B: 2.0\n// C: 0.6\n// Offset: (2,1,0.2)\n\n float e = A, g=0;\n float3 p_iter = p;\n for ( int i=0;i++<7;p_iter=abs(p_iter)-Offset)\n p_iter = 0.22-abs(abs(p_iter)-0.06),\n p_iter = p_iter.x>p_iter.y?p_iter.zxy:p_iter.zyx,\n p_iter = mul(p_iter, 2.0),\n e = mul(e, B),\n p_iter.xz = mul(p_iter.xz, float2x2(cos(-C),sin(-C),-sin(-C),cos(-C)));\n p_iter /= e;\n g += e = length(p_iter.xy);\n return e;", "A": 1.0, "B": 2.0, "C": 0.6, "OffsetX": 2.0, "OffsetY": 1.0, "OffsetZ": 0.2 }, { "Author": "Lewpen", "OriginalCode": "// Snowflake by Lewpen (fractals.com)\nfloat de( in vec3 pos ) {\n // PARAM: Offset distance for each iteration of spheres\n float Distance = 1.1428;\n // PARAM: Scale factor for each iteration of spheres\n float Scale = 0.3868138;\n float r = length( pos ) - 1.0;\n float e = 1.0;\n float oScale = 1.0 / Scale;\n for ( int i = 0; i < 20; i++ ) {\n vec3 v;\n if ( abs( pos.x ) > abs( pos.y ) ) {\n if ( abs( pos.x ) > abs( pos.z ) ) {\n v = vec3( 1.0, 0.0, 0.0 );\n } else {\n v = vec3( 0.0, 0.0, 1.0 );\n }\n } else {\n if ( abs( pos.y ) > abs( pos.z ) ) {\n v = vec3( 0.0, 1.0, 0.0 );\n } else {\n v = vec3( 0.0, 0.0, 1.0 );\n }\n }\n pos = abs( abs( pos ) - Distance * v );\n pos *= oScale;\n e *= Scale;\n r = min( r, e * ( length( pos ) - 1.0 ) );\n }\n return r;\n}", "ConvertedCode": "// author: Lewpen\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.1428\n// B: 0.3868138\n// C: N/A\n// Offset: N/A\n\n // PARAM: Offset distance for each iteration of spheres\n float Distance = A;\n // PARAM: Scale factor for each iteration of spheres\n float _Scale = B;\n float3 p_iter = p;\n float r = length( p_iter ) - 1.0;\n float e = 1.0;\n float oScale = 1.0 / _Scale;\n for ( int i = 0; i < 20; i++ ) {\n float3 v;\n if ( abs( p_iter.x ) > abs( p_iter.y ) ) {\n if ( abs( p_iter.x ) > abs( p_iter.z ) ) {\n v = float3( 1.0, 0.0, 0.0 );\n } else {\n v = float3( 0.0, 0.0, 1.0 );\n }\n } else {\n if ( abs( p_iter.y ) > abs( p_iter.z ) ) {\n v = float3( 0.0, 1.0, 0.0 );\n } else {\n v = float3( 0.0, 0.0, 1.0 );\n }\n }\n p_iter = abs( abs( p_iter ) - Distance * v );\n p_iter = mul(p_iter, oScale);\n e = mul(e, _Scale);\n r = min( r, e * ( length( p_iter ) - 1.0 ) );\n }\n return r;", "A": 1.1428, "B": 0.3868138, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Lewpen", "OriginalCode": "// Origin Flowers by Lewpen (fractals.com)\nfloat de( in vec3 pos ) {\n float fd = 1.0;\n vec3 cs = vec3( -0.7, 0.0, 0.4 );\n float fs = 1.0;\n vec3 fc = vec3( 0.0 );\n vec3 p = pos;\n float dEfactor = 4.0;\n for ( int i=0; i < 24; i++ ) {\n p = 2.0 * clamp( p, -cs, cs ) - p; // box folding\n float k = max( 0.58 * fs / dot( p, p ), 1.0 ); // inversion\n p *= k;\n dEfactor *= k;\n p += fc; // julia seed\n }\n return ( abs( length( p.xz * p.z * p.xz ) - 0.5125 ) * 1.0 ) / abs( dEfactor );\n}", "ConvertedCode": "// author: Lewpen\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -0.7\n// B: 0.4\n// C: 4.0\n// Offset: N/A\n\n float fd = 1.0;\n float3 cs = float3( A, 0.0, B );\n float fs = 1.0;\n float3 fc = float3( 0.0 );\n float3 p_iter = p;\n float dEfactor = C;\n for ( int i=0; i < 24; i++ ) {\n p_iter = 2.0 * clamp( p_iter, -cs, cs ) - p_iter; // box folding\n float k = max( 0.58 * fs / dot( p_iter, p_iter ), 1.0 ); // inversion\n p_iter = mul(p_iter, k);\n dEfactor = mul(dEfactor, k);\n p_iter += fc; // julia seed\n }\n return ( abs( length( p_iter.xz * p_iter.z * p_iter.xz ) - 0.5125 ) * 1.0 ) / abs( dEfactor );", "A": -0.7, "B": 0.4, "C": 4.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Lewpen", "OriginalCode": "// Converge by Lewpen (fractals.com)\nfloat de( in vec3 pos ) {\n float fd = 1.0;\n vec3 cs = vec3( -0.1, 0.3, 0.4 );\n float fs = 1.0;\n vec3 fc = vec3( -0.2, -0.3, -1.1 ) ; \n vec3 p = pos;\n float dEfactor = 2.0;\n for ( int i = 0; i < 38; i++ ) {\n p = 1.9 * clamp( p, -cs, cs ) - p;\n float k = max( 0.58 * fs / dot( p, p ), 1.0 );\n p *= k;\n dEfactor *= k;\n p += fc;\n }\n return ( abs( length( p.xyz ) - 1.0 ) * 1.0 ) / abs( dEfactor );\n}", "ConvertedCode": "// author: Lewpen\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -0.1\n// B: 0.3\n// C: 0.4\n// Offset: N/A\n\n float fd = 1.0;\n float3 cs = float3( A, B, C );\n float fs = 1.0;\n float3 fc = float3( -0.2, -0.3, -1.1 ) ; \n float3 p_iter = p;\n float dEfactor = 2.0;\n for ( int i = 0; i < 38; i++ ) {\n p_iter = 1.9 * clamp( p_iter, -cs, cs ) - p_iter;\n float k = max( 0.58 * fs / dot( p_iter, p_iter ), 1.0 );\n p_iter = mul(p_iter, k);\n dEfactor = mul(dEfactor, k);\n p_iter += fc;\n }\n return ( abs( length( p_iter.xyz ) - 1.0 ) * 1.0 ) / abs( dEfactor );", "A": -0.1, "B": 0.3, "C": 0.4, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "mrange", "OriginalCode": "void r45 ( inout vec2 p) {\n p = ( p + vec2( p.y, -p.x ) ) * sqrt( 0.5 );\n}\nfloat de ( vec3 p ) {\n int layer = 0;\n const float s = 1.9;\n float scale = 1.0;\n float r = 0.2;\n vec3 o = vec3( 0.22, 0.0, 0.0 );\n float d = 0.0;\n for ( int i = 0; i < 11; ++i ) {\n p = ( -1.00 + 2.0 * fract( 0.5 * p + 0.5 ) );\n r45( p.xz );\n float r2 = dot( p, p ) + 0.0;\n float k = s / r2;\n float ss = pow( ( 1.0 + float( i ) ), -0.15 );\n p *= pow( k, ss );\n scale *= pow( k, -ss * ss );\n d = 0.25 * abs( p.y ) * scale;\n layer = i;\n if( abs( d ) < 0.00048 ) break;\n }\n return d;\n}", "ConvertedCode": "// author: mrange\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.9\n// B: 0.2\n// C: 0.22\n// Offset: N/A\n\n int layer = 0;\n const float s = A;\n float scale = 1.0;\n float r = B;\n float3 p_iter = p;\n float3 o = float3( C, 0.0, 0.0 );\n float d = 0.0;\n for ( int i = 0; i < 11; ++i ) {\n p_iter = ( -1.00 + 2.0 * frac( 0.5 * p_iter + 0.5 ) );\n // Inlined r45\n p_iter.xz = ( p_iter.xz + float2( p_iter.z, -p_iter.x ) ) * sqrt( 0.5 );\n float r2 = dot( p_iter, p_iter ) + 0.0;\n float k = s / r2;\n float ss = pow( ( 1.0 + float( i ) ), -0.15 );\n p_iter = mul(p_iter, pow( k, ss ));\n scale = mul(scale, pow( k, -ss * ss ));\n d = 0.25 * abs( p_iter.y ) * scale;\n layer = i;\n if( abs( d ) < 0.00048 ) break;\n }\n return d;", "A": 1.9, "B": 0.2, "C": 0.22, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "mrange", "OriginalCode": "void rotT ( inout vec2 p, float a ) {\n float c = cos( a );\n float s = sin( a );\n p = vec2( c * p.x + s * p.y, -s * p.x + c * p.y );\n}\nvoid r45 ( inout vec2 p) {\n p = ( p + vec2( p.y, -p.x ) ) * sqrt( 0.5 );\n}\nfloat de ( vec3 p ) {\n int layer = 0;\n const float s = 1.9;\n float scale = 1.0;\n float r = 0.2;\n vec3 o = vec3( 0.22, 0.0, 0.0 );\n float d = 0.0;\n for ( int i = 0; i < 11; ++i ) {\n p = ( -1.00 + 2.0 * fract( 0.5 * p + 0.5 ) );\n rotT(p.xz, -float(i)*PI/4.0);\n r45( p.xz );\n float r2 = dot( p, p ) + 0.0;\n float k = s / r2;\n float ss = pow( ( 1.0 + float( i ) ), -0.15 );\n p *= pow( k, ss );\n scale *= pow( k, -ss * ss );\n d = 0.25 * abs( p.y ) * scale;\n layer = i;\n if( abs( d ) < 0.00048 ) break;\n }\n return d;\n}", "ConvertedCode": "// author: mrange\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.9\n// B: 0.2\n// C: 0.22\n// Offset: N/A\n\n int layer = 0;\n const float s = A;\n float scale = 1.0;\n float r = B;\n float3 p_iter = p;\n float3 o = float3( C, 0.0, 0.0 );\n float d = 0.0;\n for ( int i = 0; i < 11; ++i ) {\n p_iter = ( -1.00 + 2.0 * frac( 0.5 * p_iter + 0.5 ) );\n // Inlined rotT\n {\n float2 temp_p = p_iter.xz;\n float a_rot = -float(i)*3.14159265/4.0;\n float c_rot = cos(a_rot); float s_rot = sin(a_rot);\n p_iter.xz = float2( c_rot * temp_p.x + s_rot * temp_p.y, -s_rot * temp_p.x + c_rot * temp_p.y );\n }\n // Inlined r45\n p_iter.xz = ( p_iter.xz + float2( p_iter.z, -p_iter.x ) ) * sqrt( 0.5 );\n float r2 = dot( p_iter, p_iter ) + 0.0;\n float k = s / r2;\n float ss = pow( ( 1.0 + float( i ) ), -0.15 );\n p_iter = mul(p_iter, pow( k, ss ));\n scale = mul(scale, pow( k, -ss * ss ));\n d = 0.25 * abs( p_iter.y ) * scale;\n layer = i;\n if( abs( d ) < 0.00048 ) break;\n }\n return d;", "A": 1.9, "B": 0.2, "C": 0.22, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "mrange", "OriginalCode": "void rotT ( inout vec2 p, float a ) {\n float c = cos( a );\n float s = sin( a );\n p = vec2( c * p.x + s * p.y, -s * p.x + c * p.y );\n}\nfloat box ( vec3 p, vec3 b ) {\n vec3 q = abs( p ) - b;\n return length( max( q, 0.0 ) ) + min( max( q.x, max( q.y, q.z ) ), 0.0 );\n}\nfloat mod1 ( inout float p, float size ) {\n float halfsize = size * 0.5;\n float c = floor( ( p + halfsize ) / size );\n p = mod( p + halfsize, size ) - halfsize;\n return c;\n}\nvec2 modMirror2 ( inout vec2 p, vec2 size ) {\n vec2 halfsize = size * 0.5;\n vec2 c = floor( ( p + halfsize ) / size );\n p = mod( p + halfsize, size ) - halfsize;\n p *= mod( c, vec2( 2 ) ) * 2.0 - vec2( 1.0 );\n return c;\n}\nfloat de ( vec3 p ) {\n vec3 op = p;\n float s = 1.3 + smoothstep( 0.15, 1.5, p.y ) * 0.95;\n float scale = 1.0;\n float r = 0.2;\n vec3 o = vec3( 0.22, 0.0, 0.0 );\n float d = 10000.0;\n const int rep = 7;\n for ( int i = 0; i < rep; i++ ) {\n mod1( p.y, 2.0 );\n modMirror2( p.xz, vec2( 2.0 ) );\n rotT( p.xz, PI / 5.5 );\n float r2 = dot( p, p ) + 0.0;\n float k = s / r2;\n float r = 0.5;\n p *= k;\n scale *= k;\n }\n d = box( p - 0.1, 1.0 * vec3( 1.0, 2.0, 1.0 ) ) - 0.5;\n d = abs( d ) - 0.01;\n float d1 = 0.25 * d / scale;\n float db = box( op - vec3( 0.0, 0.5, 0.0 ), vec3( 0.75, 1.0, 0.75 ) ) - 0.5;\n float dp = op.y;\n return min( dp, max( d1, db ) );\n}", "ConvertedCode": "// author: mrange\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat box ( float3 p, float3 b ) {\n float3 q = abs( p ) - b;\n return length( max( q, 0.0 ) ) + min( max( q.x, max( q.y, q.z ) ), 0.0 );\n}\nfloat mod1 ( inout float p, float size ) {\n float halfsize = size * 0.5;\n float c = floor( ( p + halfsize ) / size );\n p = fmod( p + halfsize, size ) - halfsize;\n return c;\n}\nfloat2 modMirror2 ( inout float2 p, float2 size ) {\n float2 halfsize = size * 0.5;\n float2 c = floor( ( p + halfsize ) / size );\n p = fmod( p + halfsize, size ) - halfsize;\n p = mul(p, fmod( c, float2( 2 ) ) * 2.0 - float2( 1.0 ));\n return c;\n}\n\n float3 op = p;\n float3 p_iter = p;\n float s = 1.3 + smoothstep( 0.15, 1.5, p_iter.y ) * 0.95;\n float scale = 1.0;\n float r_var = 0.2;\n float3 o = float3( 0.22, 0.0, 0.0 );\n float d = 10000.0;\n const int rep = 7;\n for ( int i = 0; i < rep; i++ ) {\n mod1( p_iter.y, 2.0 );\n modMirror2( p_iter.xz, float2( 2.0 ) );\n // Inlined rotT\n {\n float2 temp_p = p_iter.xz;\n float a_rot = 3.14159265 / 5.5;\n float c_rot = cos(a_rot); float s_rot = sin(a_rot);\n p_iter.xz = float2( c_rot * temp_p.x + s_rot * temp_p.y, -s_rot * temp_p.x + c_rot * temp_p.y );\n }\n float r2 = dot( p_iter, p_iter ) + 0.0;\n float k = s / r2;\n r_var = 0.5;\n p_iter = mul(p_iter, k);\n scale = mul(scale, k);\n }\n d = box( p_iter - 0.1, 1.0 * float3( 1.0, 2.0, 1.0 ) ) - 0.5;\n d = abs( d ) - 0.01;\n float d1 = 0.25 * d / scale;\n float db = box( op - float3( 0.0, 0.5, 0.0 ), float3( 0.75, 1.0, 0.75 ) ) - 0.5;\n float dp = op.y;\n return min( dp, max( d1, db ) );", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "mrange", "OriginalCode": "void rotT ( inout vec2 p, float a ) {\n float c = cos( a );\n float s = sin( a );\n p = vec2( c * p.x + s * p.y, -s * p.x + c * p.y );\n}\nfloat box ( vec3 p, vec3 b ) {\n vec3 q = abs( p ) - b;\n return length( max( q, 0.0 ) ) + min( max( q.x, max( q.y, q.z ) ), 0.0 );\n}\nfloat mod1 ( inout float p, float size ) {\n float halfsize = size * 0.5;\n float c = floor( ( p + halfsize ) / size );\n p = mod( p + halfsize, size ) - halfsize;\n return c;\n}\nvec2 modMirror2 ( inout vec2 p, vec2 size ) {\n vec2 halfsize = size * 0.5;\n vec2 c = floor( ( p + halfsize ) / size );\n p = mod( p + halfsize, size ) - halfsize;\n p *= mod( c, vec2( 2 ) ) * 2.0 - vec2( 1.0 );\n return c;\n}\nfloat de ( vec3 p ) {\n vec3 op = p;\n float s = 1.3 + min( pow( max( p.y - 0.25, 0.0 ), 1.0 ) * 0.75, 1.5 );\n float scale = 1.0;\n float r = 0.2;\n vec3 o = vec3( 0.22, 0.0, 0.0 );\n float d = 10000.0;\n const int rep = 7;\n for ( int i = 0; i < rep; i++ ) {\n mod1( p.y, 2.0 );\n modMirror2( p.xz, vec2( 2.0 ) );\n rotT( p.xz, PI / 5.5 );\n float r2 = dot( p, p ) + 0.0;\n float k = s / r2;\n float r = 0.5;\n p *= k;\n scale *= k;\n }\n d = box( p - 0.1, 1.0 * vec3( 1.0, 2.0, 1.0 ) ) - 0.5;\n d = abs( d ) - 0.01;\n float d1 = 0.25 * d / scale;\n float db = box( op - vec3( 0.0, 0.5, 0.0 ), vec3( 0.75, 1.0, 0.75 ) ) - 0.5;\n float dp = op.y;\n return min( dp, max( d1, db ) );\n}", "ConvertedCode": "// author: mrange\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat box ( float3 p, float3 b ) {\n float3 q = abs( p ) - b;\n return length( max( q, 0.0 ) ) + min( max( q.x, max( q.y, q.z ) ), 0.0 );\n}\nfloat mod1 ( inout float p, float size ) {\n float halfsize = size * 0.5;\n float c = floor( ( p + halfsize ) / size );\n p = fmod( p + halfsize, size ) - halfsize;\n return c;\n}\nfloat2 modMirror2 ( inout float2 p, float2 size ) {\n float2 halfsize = size * 0.5;\n float2 c = floor( ( p + halfsize ) / size );\n p = fmod( p + halfsize, size ) - halfsize;\n p = mul(p, fmod( c, float2( 2 ) ) * 2.0 - float2( 1.0 ));\n return c;\n}\n\n float3 op = p;\n float3 p_iter = p;\n float s = 1.3 + min( pow( max( p_iter.y - 0.25, 0.0 ), 1.0 ) * 0.75, 1.5 );\n float scale = 1.0;\n float r_var = 0.2;\n float3 o = float3( 0.22, 0.0, 0.0 );\n float d = 10000.0;\n const int rep = 7;\n for ( int i = 0; i < rep; i++ ) {\n mod1( p_iter.y, 2.0 );\n modMirror2( p_iter.xz, float2( 2.0 ) );\n // Inlined rotT\n {\n float2 temp_p = p_iter.xz;\n float a_rot = 3.14159265 / 5.5;\n float c_rot = cos(a_rot); float s_rot = sin(a_rot);\n p_iter.xz = float2( c_rot * temp_p.x + s_rot * temp_p.y, -s_rot * temp_p.x + c_rot * temp_p.y );\n }\n float r2 = dot( p_iter, p_iter ) + 0.0;\n float k = s / r2;\n r_var = 0.5;\n p_iter = mul(p_iter, k);\n scale = mul(scale, k);\n }\n d = box( p_iter - 0.1, 1.0 * float3( 1.0, 2.0, 1.0 ) ) - 0.5;\n d = abs( d ) - 0.01;\n float d1 = 0.25 * d / scale;\n float db = box( op - float3( 0.0, 0.5, 0.0 ), float3( 0.75, 1.0, 0.75 ) ) - 0.5;\n float dp = op.y;\n return min( dp, max( d1, db ) );", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "mrange", "OriginalCode": "vec3 pmin ( vec3 a, vec3 b, vec3 k ) {\n vec3 h = clamp( 0.5 + 0.5 * ( b - a ) / k, 0.0, 1.0 );\n return mix( b, a, h ) - k * h * ( 1.0 - h );\n}\nvoid sphere_fold ( inout vec3 z, inout float dz ) {\n const float fixed_radius2 = 1.9;\n const float min_radius2 = 0.5;\n float r2 = dot( z, z );\n if ( r2 < min_radius2 ) {\n float temp = ( fixed_radius2 / min_radius2 );\n z *= temp;\n dz *= temp;\n } else if ( r2 < fixed_radius2 ) {\n float temp = ( fixed_radius2 / r2 );\n z *= temp;\n dz *= temp;\n }\n}\nvoid box_fold(float k, inout vec3 z, inout float dz) {\n vec3 zz = sign( z ) * pmin( abs( z ), vec3( 1.0 ), vec3( k ) );\n z = zz * 2.0 - z;\n}\nfloat sphere ( vec3 p, float t ) {\n return length( p ) - t;\n}\nfloat boxf ( vec3 p, vec3 b, float e ) {\n p = abs( p ) - b;\n vec3 q = abs( p + e ) - e;\n return min( min(\n length( max( vec3( p.x, q.y, q.z ), 0.0 ) ) + min( max( p.x, max( q.y, q.z ) ), 0.0 ),\n length( max( vec3( q.x, p.y, q.z ), 0.0 ) ) + min( max( q.x, max( p.y, q.z ) ), 0.0 ) ),\n length( max( vec3( q.x, q.y, p.z ), 0.0 ) ) + min( max( q.x, max( q.y, p.z ) ), 0.0 ) );\n}\nfloat de ( vec3 z ) {\n const float scale = -2.8;\n vec3 offset = z;\n float dr = 1.0;\n float fd = 0.0;\n const float k = 0.05;\n for ( int n = 0; n < 5; ++n ) {\n box_fold( k / dr, z, dr );\n sphere_fold( z, dr );\n z = scale * z + offset;\n dr = dr * abs( scale ) + 1.0;\n float r1 = sphere( z, 5.0 );\n float r2 = boxf( z, vec3( 5.0 ), 0.5 );\n float r = n < 4 ? r2 : r1;\n float dd = r / abs( dr );\n if ( n < 3 || dd < fd ) {\n fd = dd;\n }\n }\n return fd;\n}", "ConvertedCode": "// author: mrange\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: -2.8\n// B: 0.05\n// C: N/A\n// Offset: N/A\nfloat3 pmin ( float3 a, float3 b, float3 k ) {\n float3 h = clamp( 0.5 + 0.5 * ( b - a ) / k, 0.0, 1.0 );\n return lerp( b, a, h ) - k * h * ( 1.0 - h );\n}\nvoid sphere_fold ( inout float3 z, inout float dz ) {\n const float fixed_radius2 = 1.9;\n const float min_radius2 = 0.5;\n float r2 = dot( z, z );\n if ( r2 < min_radius2 ) {\n float temp = ( fixed_radius2 / min_radius2 );\n z = mul(z, temp);\n dz = mul(dz, temp);\n } else if ( r2 < fixed_radius2 ) {\n float temp = ( fixed_radius2 / r2 );\n z = mul(z, temp);\n dz = mul(dz, temp);\n }\n}\nvoid box_fold(float k, inout float3 z, inout float dz) {\n float3 zz = sign( z ) * pmin( abs( z ), float3( 1.0 ), float3( k ) );\n z = zz * 2.0 - z;\n}\nfloat sphere ( float3 p, float t ) {\n return length( p ) - t;\n}\nfloat boxf ( float3 p, float3 b, float e ) {\n p = abs( p ) - b;\n float3 q = abs( p + e ) - e;\n return min( min(\n length( max( float3( p.x, q.y, q.z ), 0.0 ) ) + min( max( p.x, max( q.y, q.z ) ), 0.0 ),\n length( max( float3( q.x, p.y, q.z ), 0.0 ) ) + min( max( q.x, max( p.y, q.z ) ), 0.0 ) ),\n length( max( float3( q.x, q.y, p.z ), 0.0 ) ) + min( max( q.x, max( q.y, p.z ) ), 0.0 ) );\n}\n\n float3 z = p;\n const float scale = A;\n float3 local_offset = z;\n float dr = 1.0;\n float fd = 0.0;\n const float k = B;\n for ( int n = 0; n < 5; ++n ) {\n box_fold( k / dr, z, dr );\n sphere_fold( z, dr );\n z = scale * z + local_offset;\n dr = dr * abs( scale ) + 1.0;\n float r1 = sphere( z, 5.0 );\n float r2 = boxf( z, float3( 5.0 ), 0.5 );\n float r = n < 4 ? r2 : r1;\n float dd = r / abs( dr );\n if ( n < 3 || dd < fd ) {\n fd = dd;\n }\n }\n return fd;", "A": -2.8, "B": 0.05, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "stb", "OriginalCode": "// \"\"Philosopher Stoned\"\" by stb\nfloat s, c;\n#define rotate(p, a) mat2(c=cos(a), s=-sin(a), -s, c) * p\nvoid rotateXY( inout vec3 p, vec2 axy ) {\n p.yz = rotate( p.yz, axy.y );\n p.xz = rotate( p.xz, axy.x );\n}\nvec3 fold ( in vec3 p, in vec3 n ) {\n n = normalize( n );\n p -= n * max( 0., 2. * dot( p, n ) );\n return p;\n}\nfloat de ( in vec3 p ) {\n float f;\n float t = time;\n const float I = 64.;\n for ( float i = 0.; i < I; i++ ) {\n rotateXY( p, vec2( 10. - .024273 * t, .0045 * t ) );\n //p = abs( p );\n p = fold( p, vec3( 1., -1., 0. ) );\n p = fold( p, vec3( -1., 0., -1. ) );\n p -= .125 * .025 / ( ( i + 1. ) / I );\n }\n f = length( p )-.007;\n return f;\n}", "ConvertedCode": "// author: stb\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 64.0\n// C: 0.007\n// Offset: N/A\nfloat s_rot, c_rot;\nvoid rotateXY( inout float3 p, float2 axy ) {\n p.yz = mul(float2x2(c_rot=cos(axy.y), s_rot=-sin(axy.y), -s_rot, c_rot), p.yz);\n p.xz = mul(float2x2(c_rot=cos(axy.x), s_rot=-sin(axy.x), -s_rot, c_rot), p.xz);\n}\nfloat3 fold ( in float3 p, in float3 n ) {\n n = normalize( n );\n p -= n * max( 0.0, 2.0 * dot( p, n ) );\n return p;\n}\n\n float f;\n float t = A;\n const float I = B;\n float3 p_iter = p;\n for ( float i = 0.0; i < I; i++ ) {\n rotateXY( p_iter, float2( 10.0 - 0.024273 * t, 0.0045 * t ) );\n //p_iter = abs( p_iter );\n p_iter = fold( p_iter, float3( 1.0, -1.0, 0.0 ) );\n p_iter = fold( p_iter, float3( -1.0, 0.0, -1.0 ) );\n p_iter -= 0.125 * 0.025 / ( ( i + 1.0 ) / I );\n }\n f = length( p_iter )-C;\n return f;", "A": 0.0, "B": 64.0, "C": 0.007, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "natchinoyuchi ( modified )", "OriginalCode": "float de ( vec3 p ) {\n p += vec3( 3.0, 3.0, -17.0 );\n float i, d = 3.0, e = 0.0, g, a = 3.0, t = time;\n p += a;\n for( int j = 0; j++ < 7; p *= e )\n p = abs( p - a ) - a,\n a = a * ( -sin( t ) * 0.6 + 0.61 ),\n d *= e = a * a * 2.0 / dot( p, p );\n return min( 0.3, ( p.y + length( p.xz ) ) / d );\n}", "ConvertedCode": "// author: natchinoyuchi ( modified )\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 3.0\n// C: 3.0\n// Offset: N/A\n\n float3 p_iter = p + float3( 3.0, 3.0, -17.0 );\n float i, d = B, e = 0.0, g, a = C, t = A;\n p_iter += a;\n for( int j = 0; j++ < 7; p_iter = mul(p_iter, e) )\n p_iter = abs( p_iter - a ) - a,\n a = a * ( -sin( t ) * 0.6 + 0.61 ),\n d = mul(d, e = a * a * 2.0 / dot( p_iter, p_iter ));\n return min( 0.3, ( p_iter.y + length( p_iter.xz ) ) / d );", "A": 0.0, "B": 3.0, "C": 3.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "guil", "OriginalCode": "vec2 cmul( vec2 a, vec2 b ) { return vec2( a.x * b.x - a.y * b.y, a.x * b.y + a.y * b.x ); }\nvec2 csqr( vec2 a ) { return vec2( a.x * a.x - a.y * a.y, 2.0 * a.x * a.y ); }\nvec2 conj( vec2 z ) { return vec2( z.x, -z.y ); }\nvec4 dmul( vec4 a, vec4 b ) {\n float r = length( a );\n b.xy = cmul( normalize( a.xy ), b.xy );\n b.xz = cmul( normalize( a.xz ), b.xz );\n b.zw = cmul( normalize( a.zw ), b.zw );\n return r * b;\n}\n\n// Green Dragon\nfloat de ( vec3 p) {\n float dr = 1.0;\n p *= dr;\n float r2;\n vec4 z = vec4( -p.yzx, 0.2 );\n dr = dr / length( z );\n if ( z.z > -0.5 )\n z.x += 0.5 * cos( time ) * abs( z.y ) * ( z.z + 0.5 );\n dr = dr * length( z );\n vec4 c = z;\n for ( int i = 0; i < 16; i++ ) {\n r2 = dot( z, z );\n if( r2 > 100.0 )\n continue;\n dr = 2.0 * sqrt( r2 ) * dr + 1.0;\n z = dmul( z, z ) + c;\n }\n return 0.5 * length( z ) * log( length( z ) ) / dr;\n}", "ConvertedCode": "// author: guil\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat2 cmul( float2 a, float2 b ) { return float2( a.x * b.x - a.y * b.y, a.x * b.y + a.y * b.x ); }\nfloat2 csqr( float2 a ) { return float2( a.x * a.x - a.y * a.y, 2.0 * a.x * a.y ); }\nfloat2 conj( float2 z ) { return float2( z.x, -z.y ); }\nfloat4 dmul( float4 a, float4 b ) {\n float r = length( a );\n b.xy = cmul( normalize( a.xy ), b.xy );\n b.xz = cmul( normalize( a.xz ), b.xz );\n b.zw = cmul( normalize( a.zw ), b.zw );\n return r * b;\n}\n\n float dr = 1.0;\n float3 p_iter = mul(p, dr);\n float r2;\n float4 z = float4( -p_iter.yzx, 0.2 );\n dr = dr / length( z );\n if ( z.z > -0.5 )\n z.x += 0.5 * cos( A ) * abs( z.y ) * ( z.z + 0.5 );\n dr = dr * length( z );\n float4 c = z;\n for ( int i = 0; i < 16; i++ ) {\n r2 = dot( z, z );\n if( r2 > 100.0 )\n continue;\n dr = 2.0 * sqrt( r2 ) * dr + 1.0;\n z = dmul( z, z ) + c;\n }\n return 0.5 * length( z ) * log( length( z ) ) / dr;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "stduhpf", "OriginalCode": "float de ( vec3 p ) {\n float scale = 1.0;\n float orb = 10000.0; // orbit term 1\n for ( int i = 0; i < 6; i++ ) {\n p = -1.0 + 2.0 * fract( 0.5 * p + 0.5 );\n p -= sign( p ) * 0.1;\n float a = float( i ) * acos( -1.0 ) / 4.0;\n p.xz *= mat2( cos( a ), sin( a ), -sin( a ), cos( a ) );\n float r2 = dot( p, p );\n float k = 0.95 / r2;\n p *= k;\n scale *= k;\n orb = min( orb, r2 );\n }\n float d1 = sqrt( min( min( dot( p.xy, p.xy ), dot( p.yz, p.yz ) ), dot( p.zx, p.zx ) ) ) - 0.02;\n float d2 = abs( p.y );\n float dmi = d2;\n float adr = 0.7 * floor( ( 0.5 * p.y + 0.5 ) * 8.0 ); // orbit term 2\n if ( d1 < d2 ) {\n dmi = d1;\n adr = 0.0;\n }\n return 0.5 * dmi / scale;\n}", "ConvertedCode": "// author: stduhpf\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.1\n// B: 0.95\n// C: 0.02\n// Offset: N/A\n\n float scale = 1.0;\n float orb = 10000.0; // orbit term 1\n float3 p_iter = p;\n for ( int i = 0; i < 6; i++ ) {\n p_iter = -1.0 + 2.0 * frac( 0.5 * p_iter + 0.5 );\n p_iter -= sign( p_iter ) * A;\n float a = float( i ) * acos( -1.0 ) / 4.0;\n p_iter.xz = mul(p_iter.xz, float2x2( cos( a ), sin( a ), -sin( a ), cos( a ) ));\n float r2 = dot( p_iter, p_iter );\n float k = B / r2;\n p_iter = mul(p_iter, k);\n scale = mul(scale, k);\n orb = min( orb, r2 );\n }\n float d1 = sqrt( min( min( dot( p_iter.xy, p_iter.xy ), dot( p_iter.yz, p_iter.yz ) ), dot( p_iter.zx, p_iter.zx ) ) ) - C;\n float d2 = abs( p_iter.y );\n float dmi = d2;\n float adr = 0.7 * floor( ( 0.5 * p_iter.y + 0.5 ) * 8.0 ); // orbit term 2\n if ( d1 < d2 ) {\n dmi = d1;\n adr = 0.0;\n }\n return 0.5 * dmi / scale;", "A": 0.1, "B": 0.95, "C": 0.02, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "krakel", "OriginalCode": "vec3 triangles ( vec3 p ) {\n const float sqrt3 = sqrt( 3.0 );\n float zm = 1.;\n p.x = p.x-sqrt3*(p.y+.5)/3.;\n p = vec3( mod( p.x + sqrt3 / 2.0, sqrt3 ) - sqrt3 / 2.0, mod( p.y + 0.5, 1.5 ) - 0.5, mod( p.z + 0.5 * zm, zm ) - 0.5 * zm );\n p = vec3( p.x / sqrt3, ( p.y + 0.5 ) * 2.0 / 3.0 - 0.5, p.z );\n p = p.y > -p.x ? vec3( -p.y, -p.x , p.z ) : p;\n p = vec3( p.x * sqrt3, ( p.y + 0.5 ) * 3.0 / 2.0 - 0.5, p.z );\n return vec3( p.x + sqrt3 * ( p.y + 0.5 ) / 3.0, p.y , p.z );\n}\nfloat de ( vec3 p ) {\n float scale = 1.0;\n float s = 1.0 / 3.0;\n for ( int i = 0; i < 10; i++ ) {\n p = triangles( p );\n float r2 = dot( p, p );\n float k = s / r2;\n p = p * k;\n scale=scale * k;\n }\n return 0.3 * length( p ) / scale - 0.001 / sqrt( scale );\n}", "ConvertedCode": "// author: krakel\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat3 triangles ( float3 p ) {\n const float sqrt3 = sqrt( 3.0 );\n float zm = 1.0;\n p.x = p.x-sqrt3*(p.y+0.5)/3.0;\n p = float3( fmod( p.x + sqrt3 / 2.0, sqrt3 ) - sqrt3 / 2.0, fmod( p.y + 0.5, 1.5 ) - 0.5, fmod( p.z + 0.5 * zm, zm ) - 0.5 * zm );\n p = float3( p.x / sqrt3, ( p.y + 0.5 ) * 2.0 / 3.0 - 0.5, p.z );\n p = p.y > -p.x ? float3( -p.y, -p.x , p.z ) : p;\n p = float3( p.x * sqrt3, ( p.y + 0.5 ) * 3.0 / 2.0 - 0.5, p.z );\n return float3( p.x + sqrt3 * ( p.y + 0.5 ) / 3.0, p.y , p.z );\n}\n\n float scale = 1.0;\n float s = 1.0 / 3.0;\n float3 p_iter = p;\n for ( int i = 0; i < 10; i++ ) {\n p_iter = triangles( p_iter );\n float r2 = dot( p_iter, p_iter );\n float k = s / r2;\n p_iter = mul(p_iter, k);\n scale=mul(scale, k);\n }\n return 0.3 * length( p_iter ) / scale - 0.001 / sqrt( scale );", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "zackpudil", "OriginalCode": "float box ( vec3 p, vec3 b ) {\n vec3 d = abs( p ) - b;\n return min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) );\n}\nfloat de ( vec3 p ) {\n vec4 q = vec4( p, 1.0 );\n q.y = mod( q.y + 1.0, 2.0 ) - 1.0;\n q.xyz -= 1.0;\n for ( int i = 0; i < 3; i++ ) {\n q.xyz = abs( q.xyz + 1.0 ) - 1.0;\n q = 1.2 * q / clamp( dot( q.xyz, q.xyz ), 0.25, 1.0 );\n }\n float f = box( q.xyz, vec3( 1.0 ) ) / q.w;\n f = min( f, p.y + 2.0 );\n f = min( f, min( p.x + 3.0, -p.x + 3.0 ) );\n f = min( f, min( p.z + 3.0, -p.z + 3.0 ) );\n return f;\n}", "ConvertedCode": "// author: zackpudil\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: N/A\n// B: N/A\n// C: N/A\n// Offset: N/A\nfloat box ( float3 p, float3 b ) {\n float3 d = abs( p ) - b;\n return min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) );\n}\n\n float4 q = float4( p, 1.0 );\n q.y = fmod( q.y + 1.0, 2.0 ) - 1.0;\n q.xyz -= 1.0;\n for ( int i = 0; i < 3; i++ ) {\n q.xyz = abs( q.xyz + 1.0 ) - 1.0;\n q = 1.2 * q / clamp( dot( q.xyz, q.xyz ), 0.25, 1.0 );\n }\n float f = box( q.xyz, float3( 1.0 ) ) / q.w;\n f = min( f, p.y + 2.0 );\n f = min( f, min( p.x + 3.0, -p.x + 3.0 ) );\n f = min( f, min( p.z + 3.0, -p.z + 3.0 ) );\n return f;", "A": 0.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "zackpudil", "OriginalCode": "float de ( vec3 p ) {\n p.xy = mod( p.xy + 1.0, 2.0 ) - 1.0;\n p.z = abs( p.z ) - 0.75;\n vec4 q = vec4( p, 1.0 );\n for ( int i = 0; i < 15; i++ ) {\n q.xyz = abs( q.xyz ) - vec3( 0.3, 1.0, -0.0 );\n q = 2.0 * q / clamp( dot( q.xyz, q.xyz ), 0.5, 1.0 ) - vec4( 1.0, 0.0, 0.3, 0.0 );\n }\n return abs(q.x + q.y + q.z)/q.w;\n}", "ConvertedCode": "// author: zackpudil\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.75\n// B: 2.0\n// C: N/A\n// Offset: (0.3,1.0,-0.0)\n\n float3 p_iter = p;\n p_iter.xy = fmod( p_iter.xy + 1.0, 2.0 ) - 1.0;\n p_iter.z = abs( p_iter.z ) - A;\n float4 q = float4( p_iter, 1.0 );\n for ( int i = 0; i < 15; i++ ) {\n q.xyz = abs( q.xyz ) - Offset;\n q = B * q / clamp( dot( q.xyz, q.xyz ), 0.5, 1.0 ) - float4( 1.0, 0.0, 0.3, 0.0 );\n }\n return abs(q.x + q.y + q.z)/q.w;", "A": 0.75, "B": 2.0, "C": 0.0, "OffsetX": 0.3, "OffsetY": 1.0, "OffsetZ": -0.0 }, { "Author": "zackpudil", "OriginalCode": "float de ( vec3 p ) {\n vec4 q = vec4( p, 1 );\n q.xz = mod(q.xz + 1.0, 2.0) - 1.0;\n for ( int i = 0; i < 15; i++ ) {\n q.xyz = abs( q.xyz );\n q /= clamp( dot( q.xyz, q.xyz ), 0.4, 1.0 );\n q = 1.7 * q - vec4( 0.5, 1.0, 0.4, 0.0 );\n }\n return min( length( q.xyz ) / q.w, min( p.y + 1.0, -p.y + 1.0 ) );\n}", "ConvertedCode": "// author: zackpudil\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.7\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n float4 q = float4( p, 1 );\n q.xz = fmod(q.xz + 1.0, 2.0) - 1.0;\n for ( int i = 0; i < 15; i++ ) {\n q.xyz = abs( q.xyz );\n q /= clamp( dot( q.xyz, q.xyz ), 0.4, 1.0 );\n q = A * q - float4( 0.5, 1.0, 0.4, 0.0 );\n }\n return min( length( q.xyz ) / q.w, min( p.y + 1.0, -p.y + 1.0 ) );", "A": 1.7, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ) {\n float i = 0.0f;\n float u = 0.0f;\n float S = 6.0f;\n p--;\n for ( int j = 0; j++ < 8; p = abs( ++p ) - 1.0f )\n p.z =- p.z,\n u = dot( p, p ) * 0.6f,\n S /= u + 0.001f, // prevent divide-by-zero\n p /= u + 0.001f;\n return ( length( p.xz ) + p.y ) / S;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 6.0\n// B: 0.6\n// C: 0.001\n// Offset: N/A\n\n float i = 0.0f;\n float u = 0.0f;\n float S = A;\n float3 p_iter = p;\n p_iter--;\n for ( int j = 0; j++ < 8; p_iter = abs( ++p_iter ) - 1.0f )\n p_iter.z =- p_iter.z,\n u = dot( p_iter, p_iter ) * B,\n S /= u + C, // prevent divide-by-zero\n p_iter /= u + 0.001f;\n return ( length( p_iter.xz ) + p_iter.y ) / S;", "A": 6.0, "B": 0.6, "C": 0.001, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de ( vec3 p ){ \n float S = 1.0f;\n float R, e;\n p.y += p.z;\n p = vec3( log( R = length( p ) ) - time, asin( -p.z / R ), atan( p.x, p.y ) + time );\n for( e = p.y - 1.5f; S < 6e2; S += S )\n e += sqrt( abs( dot( sin( p.zxy * S ), cos( p * S ) ) ) ) / S;\n return e * R * 0.1f;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 0.0 (Mapped from 'time')\n// C: 1.0\n// Offset: N/A\n\n float S = C;\n float R, e;\n float3 p_iter = p;\n p_iter.y += p_iter.z;\n p_iter = float3( log( R = length( p_iter ) ) - A, asin( -p_iter.z / R ), atan2( p_iter.x, p_iter.y ) + B );\n for( e = p_iter.y - 1.5f; S < 6e2; S += S )\n e += sqrt( abs( dot( sin( p_iter.zxy * S ), cos( p_iter * S ) ) ) ) / S;\n return e * R * 0.1f;", "A": 0.0, "B": 0.0, "C": 1.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Kamoshika", "OriginalCode": "float de( vec3 p ){ \n vec3 Q, U = vec3( 1.0f );\n float d=1.0, a=1.0f;\n d = min( length( fract( p.xz) -0.5f ) - 0.2f, 0.3f - abs( p.y - 0.2f ) );\n for( int j = 0; j++ < 9; a += a )\n Q = p * a * 9.0f,\n Q.yz *= rotate2D( a ),\n d += abs( dot( sin( Q ), U ) ) / a * 0.02f;\n return d * 0.6f;\n}", "ConvertedCode": "// author: Kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.0\n// B: 1.0\n// C: 0.6\n// Offset: N/A\n\n float3 Q, U = float3( 1.0f );\n float d=A, a=B;\n d = min( length( frac( p.xz) -0.5f ) - 0.2f, 0.3f - abs( p.y - 0.2f ) );\n for( int j = 0; j++ < 9; a += a )\n Q = p * a * 9.0f,\n Q.yz=mul(Q.yz, float2x2(cos(a),sin(a),-sin(a),cos(a))),\n d += abs( dot( sin( Q ), U ) ) / a * 0.02f;\n return d * C;", "A": 1.0, "B": 1.0, "C": 0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "aiekick", "OriginalCode": "float de ( vec3 p ) {\n float d = 0.0f;\n float t = 0.3f;\n float s = 1.0f;\n vec4 r = vec4( 0.0f );\n vec4 q = vec4( p, 0.0f );\n for ( int j = 0; j < 4 ; j++ )\n r = max( r *= r *= r = mod( q * s + 1.0f, 2.0f ) - 1.0f, r.yzxw ),\n d = max( d, ( 0.27f - length( r ) * 0.3f ) / s ),\n s *= 3.1f;\n return d;\n}", "ConvertedCode": "// author: aiekick\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.3\n// B: 1.0\n// C: 3.1\n// Offset: N/A\n\n float d = 0.0f;\n float t = A;\n float s = B;\n float4 r = float4( 0.0f );\n float4 q = float4( p, 0.0f );\n for ( int j = 0; j < 4 ; j++ )\n r = max( r=mul(r, r=mul(r, r = fmod( q * s + 1.0f, 2.0f ) - 1.0f)), r.yzxw ),\n d = max( d, ( 0.27f - length( r ) * 0.3f ) / s ),\n s = mul(s, C);\n return d;", "A": 0.3, "B": 1.0, "C": 3.1, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "Kamoshika", "OriginalCode": "float de ( vec3 P ) {\n vec3 Q;\n float a, d = min( ( P.y - abs( fract( P.z ) - 0.5f ) ) * 0.7f, 1.5f - abs( P.x ) );\n for( a = 2.0f; a < 6e2f; a += a )\n Q = P * a,\n Q.xz *= rotate2D( a ),\n d += abs( dot( sin( Q ), Q - Q + 1.0f ) ) / a / 7.0f;\n return d;\n}", "ConvertedCode": "// author: Kamoshika\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0\n// B: N/A\n// C: N/A\n// Offset: N/A\n\n float3 Q;\n float a, d = min( ( p.y - abs( frac( p.z ) - 0.5f ) ) * 0.7f, 1.5f - abs( p.x ) );\n for( a = A; a < 6e2f; a += a )\n Q = p * a,\n Q.xz=mul(Q.xz, float2x2(cos(a),sin(a),-sin(a),cos(a))),\n d += abs( dot( sin( Q ), Q - Q + 1.0f ) ) / a / 7.0f;\n return d;", "A": 2.0, "B": 0.0, "C": 0.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n// Jump the crater\n float scale = 1.8f;\n float angle1 = -0.12f;\n float angle2 = 0.5f;\n vec3 shift = vec3( -2.12f, -2.75f, 0.49f );\n vec3 color = vec3( 0.42f, 0.38f, 0.19f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.8\n// B: -0.12\n// C: 0.5\n// Offset: (-2.12,-2.75,0.49)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.42f, 0.38f, 0.19f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.8, "B": -0.12, "C": 0.5, "OffsetX": -2.12, "OffsetY": -2.75, "OffsetZ": 0.49 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Too many trees\n float scale = 1.9073f;\n float angle1 = -9.83f;\n float angle2 = -1.16f;\n vec3 shift = vec3( -3.508f, -3.593f, 3.295f );\n vec3 color = vec3( -0.34, 0.12f, -0.08f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.9073\n// B: -9.83\n// C: -1.16\n// Offset: (-3.508,-3.593,3.295)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( -0.34, 0.12f, -0.08f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.9073, "B": -9.83, "C": -1.16, "OffsetX": -3.508, "OffsetY": -3.593, "OffsetZ": 3.295 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Hole in one\n float scale = 2.02f;\n float angle1 = -1.57f;\n float angle2 = 1.62f;\n vec3 shift = vec3( -3.31f, 6.19f, 1.53f );\n vec3 color = vec3( 0.12f, -0.09f, -0.09f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.02\n// B: -1.57\n// C: 1.62\n// Offset: (-3.31,6.19,1.53)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.12f, -0.09f, -0.09f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 2.02, "B": -1.57, "C": 1.62, "OffsetX": -3.31, "OffsetY": 6.19, "OffsetZ": 1.53 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Around the world\n float scale = 1.65f;\n float angle1 = 0.37f;\n float angle2 = 5.26f;\n vec3 shift = vec3( -1.41f, -0.22f, -0.77f );\n vec3 color = vec3( 0.14f, -1.71f, 0.31f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.65\n// B: 0.37\n// C: 5.26\n// Offset: (-1.41,-0.22,-0.77)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.14f, -1.71f, 0.31f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.65, "B": 0.37, "C": 5.26, "OffsetX": -1.41, "OffsetY": -0.22, "OffsetZ": -0.77 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Beware Of Bumps\n float scale = 1.66f;\n float angle1 = 1.52f;\n float angle2 = 0.19f;\n vec3 shift = vec3( -3.83f, -1.94f, -1.09f );\n vec3 color = vec3( 0.42f, 0.38f, 0.19f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.66\n// B: 1.52\n// C: 0.19\n// Offset: (-3.83,-1.94,-1.09)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.42f, 0.38f, 0.19f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.66, "B": 1.52, "C": 0.19, "OffsetX": -3.83, "OffsetY": -1.94, "OffsetZ": -1.09 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Mountain Climbing\n float scale = 1.58f;\n float angle1 = -1.45f;\n float angle2 = 3.95f;\n vec3 shift = vec3( -1.55f, -0.13f, -2.52f );\n vec3 color = vec3( -1.17f, -0.4f, -1.0f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.58\n// B: -1.45\n// C: 3.95\n// Offset: (-1.55,-0.13,-2.52)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( -1.17f, -0.4f, -1.0f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.58, "B": -1.45, "C": 3.95, "OffsetX": -1.55, "OffsetY": -0.13, "OffsetZ": -2.52 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Mind the gap\n float scale = 1.81f;\n float angle1 = -4.84f;\n float angle2 = -2.99f;\n vec3 shift = vec3( -2.905f, 0.765f, -4.165f );\n vec3 color = vec3( 0.251f, 0.337f, 0.161f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.81\n// B: -4.84\n// C: -2.99\n// Offset: (-2.905,0.765,-4.165)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.251f, 0.337f, 0.161f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.81, "B": -4.84, "C": -2.99, "OffsetX": -2.905, "OffsetY": 0.765, "OffsetZ": -4.165 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //The Sponge\n float scale = 1.88f;\n float angle1 = 1.52f;\n float angle2 = 4.91f;\n vec3 shift = vec3( -4.54f, -1.26f, 0.1f );\n vec3 color = vec3( -1.0f, 0.3f, -0.43f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.88\n// B: 1.52\n// C: 4.91\n// Offset: (-4.54,-1.26,0.1)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( -1.0f, 0.3f, -0.43f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.88, "B": 1.52, "C": 4.91, "OffsetX": -4.54, "OffsetY": -1.26, "OffsetZ": 0.1 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Around The Citadel\n float scale = 2.0773f;\n float angle1 = -9.66f;\n float angle2 = -1.34f;\n vec3 shift = vec3( -1.238f, -1.533f, 1.085f );\n vec3 color = vec3( 0.42f, 0.38f, 0.19f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.0773\n// B: -9.66\n// C: -1.34\n// Offset: (-1.238,-1.533,1.085)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.42f, 0.38f, 0.19f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 2.0773, "B": -9.66, "C": -1.34, "OffsetX": -1.238, "OffsetY": -1.533, "OffsetZ": 1.085 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Mega Citadel\n float scale = 1.4731f;\n float angle1 = 0.0f;\n float angle2 = 0.0f;\n vec3 shift = vec3( -10.27f, 3.28f, -1.90f );\n vec3 color = vec3( 1.17f, 0.07f, 1.27f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 1.4731\n// B: N/A\n// C: N/A\n// Offset: (-10.27,3.28,-1.90)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = 0.0f;\n float angle2 = 0.0f;\n float3 shift = Offset;\n float3 color = float3( 1.17f, 0.07f, 1.27f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 1.4731, "B": 0.0, "C": 0.0, "OffsetX": -10.27, "OffsetY": 3.28, "OffsetZ": -1.9 }, { "Author": "michael0884", "OriginalCode": "vec3 orbitColor;\nfloat de( vec3 p ) {\n //Build Up Speed\n float scale = 2.08f;\n float angle1 = -4.79f;\n float angle2 = 3.16f;\n vec3 shift = vec3( -7.43f, 5.96f, -6.23f );\n vec3 color = vec3( 0.16f, 0.38f, 0.15f );\n vec2 a1 = vec2(sin(angle1), cos(angle1));\n vec2 a2 = vec2(sin(angle2), cos(angle2));\n mat2 rmZ = mat2(a1.y, a1.x, -a1.x, a1.y);\n mat2 rmX = mat2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n orbitColor = vec3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p.xyz = abs(p.xyz);\n p.xy *= rmZ;\n p.xy += min( p.x - p.y, 0.0 ) * vec2( -1., 1. );\n p.xz += min( p.x - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz += min( p.y - p.z, 0.0 ) * vec2( -1., 1. );\n p.yz *= rmX;\n p *= scale;\n s *= scale;\n p.xyz += shift;\n orbitColor = max( orbitColor, p.xyz * color);\n }\n vec3 d = abs( p ) - vec3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;\n}", "ConvertedCode": "// author: michael0884\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 2.08\n// B: -4.79\n// C: 3.16\n// Offset: (-7.43,5.96,-6.23)\n\n float3 p_iter = p;\n float scale = A;\n float angle1 = B;\n float angle2 = C;\n float3 shift = Offset;\n float3 color = float3( 0.16f, 0.38f, 0.15f );\n float2 a1 = float2(sin(angle1), cos(angle1));\n float2 a2 = float2(sin(angle2), cos(angle2));\n float2x2 rmZ = float2x2(a1.y, a1.x, -a1.x, a1.y);\n float2x2 rmX = float2x2(a2.y, a2.x, -a2.x, a2.y);\n float s = 1.0;\n // orbitColor = float3( 0.0f );\n for (int i = 0; i <11; ++i) {\n p_iter.xyz = abs(p_iter.xyz);\n p_iter.xy = mul(p_iter.xy, rmZ);\n p_iter.xy += min( p_iter.x - p_iter.y, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.xz += min( p_iter.x - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz += min( p_iter.y - p_iter.z, 0.0 ) * float2( -1.0, 1.0 );\n p_iter.yz = mul(p_iter.yz, rmX);\n p_iter = mul(p_iter, scale);\n s = mul(s, scale);\n p_iter.xyz += shift;\n // orbitColor = max( orbitColor, p_iter.xyz * color);\n }\n float3 d = abs( p_iter ) - float3( 6.0f );\n return ( min( max( d.x, max( d.y, d.z ) ), 0.0 ) + length( max( d, 0.0 ) ) ) / s;", "A": 2.08, "B": -4.79, "C": 3.16, "OffsetX": -7.43, "OffsetY": 5.96, "OffsetZ": -6.23 }, { "Author": "leon", "OriginalCode": "mat2 rot (float a) { float c=cos(a),s=sin(a); return mat2(c,-s,s,c); }\nfloat gyroid (vec3 p) { return dot(cos(p),sin(p.yzx)); }\nfloat fbm( vec3 p ) {\n float result = 0.;\n float a = .5;\n for (float i = 0.; i < 3.; ++i)\n {\n p += result;\n p.z += time*.2;\n result += abs(gyroid(p/a)*a);\n a /= 2.;\n }\n return result;\n}\n\nfloat de( vec3 p ) {\n float dist = 100.0f;\n p.xz *= rot(time * .2);\n p.xy *= rot(time * .1);\n vec3 q = p;\n \n p = abs(p)-1.3;\n dist = max(p.x, max(p.y, p.z));\n dist -= fbm(q)*.2;\n dist = abs(dist)-.03;\n \n return dist * .5;\n}", "ConvertedCode": "// author: leon\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 0.0 (Mapped from 'time')\n// C: 100.0\n// Offset: N/A\nfloat gyroid (float3 p) { return dot(cos(p),sin(p.yzx)); }\nfloat fbm( float3 p, float time_param ) {\n float result = 0.0;\n float a = 0.5;\n for (float i = 0.0; i < 3.0; ++i)\n {\n p += result;\n p.z += time_param*0.2;\n result += abs(gyroid(p/a)*a);\n a /= 2.0;\n }\n return result;\n}\n\n float dist = C;\n float3 p_iter = p;\n p_iter.xz = mul(p_iter.xz, float2x2(cos(A * 0.2),-sin(A * 0.2),sin(A * 0.2),cos(A * 0.2)));\n p_iter.xy = mul(p_iter.xy, float2x2(cos(B * 0.1),-sin(B * 0.1),sin(B * 0.1),cos(B * 0.1)));\n float3 q = p_iter;\n \n p_iter = abs(p_iter)-1.3;\n dist = max(p_iter.x, max(p_iter.y, p_iter.z));\n dist -= fbm(q, A)*0.2;\n dist = abs(dist)-0.03;\n \n return dist * 0.5;", "A": 0.0, "B": 0.0, "C": 100.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "leon", "OriginalCode": "mat2 rot( float a ) {\n float c = cos( a ),s = sin( a );\n return mat2( c, -s, s, c );\n}\n\nfloat de( vec3 p ) {\n float dist = 100.;\n\n float t = 196. + time;\n float a = 1.;\n\n for (float i = 0.; i < 8.; ++i) {\n vec3 e = vec3(.2+.2*sin(i+time),.0,0);\n p.xz = abs(p.xz)-.5*a;\n p.xz *= rot(t*a);\n p.yz *= rot(t*a);\n p = p - clamp(p, -e, e);\n dist = min(dist, length(p)-.01);\n a /= 1.8;\n }\n\n return dist;\n}", "ConvertedCode": "// author: leon\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.0 (Mapped from 'time')\n// B: 0.0 (Mapped from 'time')\n// C: 100.0\n// Offset: N/A\n\n float dist = C;\n float3 p_iter = p;\n float t = 196.0 + A;\n float a = 1.0;\n\n for (float i = 0.0; i < 8.0; ++i) {\n float3 e = float3(0.2+0.2*sin(i+B),0.0,0);\n p_iter.xz = abs(p_iter.xz)-0.5*a;\n p_iter.xz = mul(p_iter.xz, float2x2(cos(t*a),-sin(t*a),sin(t*a),cos(t*a)));\n p_iter.yz = mul(p_iter.yz, float2x2(cos(t*a),-sin(t*a),sin(t*a),cos(t*a)));\n p_iter = p_iter - clamp(p_iter, -e, e);\n dist = min(dist, length(p_iter)-0.01);\n a /= 1.8;\n }\n\n return dist;", "A": 0.0, "B": 0.0, "C": 100.0, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "yonatan", "OriginalCode": "float de( vec3 p ){ \n vec3 q = vec3(-.1,.65,-.6);\n float j,i,e,v,u;\n for(j=e=v=7.;j++<21.;e=min(e,max(length(p.xz=abs(p.xz*rotate2D(j+sin(1./u)/v))-.53)-.02/u,p.y=1.8-p.y)/v))\n v/=u=dot(p,p),p/=u+.01;\n return e;\n}", "ConvertedCode": "// author: yonatan\n// Converted from GLSL to HLSL.\n// Default parameter values from original code:\n// A: 0.1\n// B: 0.65\n// C: -0.6\n// Offset: N/A\n\n float3 q = float3(-A,B,C);\n float j,i,e,v,u;\n float3 p_iter = p;\n for(j=e=v=7.0;j++<21.0;e=min(e,max(length(p_iter.xz=abs(mul(p_iter.xz,float2x2(cos(j+sin(1.0/u)/v),sin(j+sin(1.0/u)/v),-sin(j+sin(1.0/u)/v),cos(j+sin(1.0/u)/v))))-0.53)-0.02/u,p_iter.y=1.8-p_iter.y)/v))\n v/=u=dot(p_iter,p_iter),p_iter/=u+0.01;\n return e;", "A": 0.1, "B": 0.65, "C": -0.6, "OffsetX": 0.0, "OffsetY": 0.0, "OffsetZ": 0.0 }, { "Author": "scaprendering", "OriginalCode": "vec3 Rotate(vec3 z,float AngPFXY,float AngPFYZ,float AngPFXZ) {\n float sPFXY = sin(radians(AngPFXY)); float cPFXY = cos(radians(AngPFXY));\n float sPFYZ = sin(radians(AngPFYZ)); float cPFYZ = cos(radians(AngPFYZ));\n float sPFXZ = sin(radians(AngPFXZ)); float cPFXZ = cos(radians(AngPFXZ));\n\n float zx = z.x; float zy = z.y; float zz = z.z; float t;\n\n // rotate BACK\n t = zx; // XY\n zx = cPFXY * t - sPFXY * zy; zy = sPFXY * t + cPFXY * zy;\n t = zx; // XZ\n zx = cPFXZ * t + sPFXZ * zz; zz = -sPFXZ * t + cPFXZ * zz;\n t = zy; // YZ\n zy = cPFYZ * t - sPFYZ * zz; zz = sPFYZ * t + cPFYZ * zz;\n return vec3(zx,zy,zz);\n}\n\n\nfloat de( vec3 p ) {\n float Scale = 1.34f;\n float FoldY = 1.025709f;\n float FoldX = 1.025709f;\n float FoldZ = 0.035271f;\n float JuliaX = -1.763517f;\n float JuliaY = 0.392486f;\n float JuliaZ = -1.734913f;\n float AngX = -51.080209f;\n float AngY = 0.0f;\n float AngZ = -29.096322f;\n float Offset = -3.036726f;\n int EnableOffset = 1;\n int Iterations = 80;\n float Precision = 1.0f;\n // output _sdf c = _SDFDEF)\n\n vec4 OrbitTrap = vec4(1,1,1,1);\n float u2 = 1;\n float v2 = 1;\n if(EnableOffset)p = Offset+abs(vec3(p.x,p.y,p.z));\n\n vec3 p0 = vec3(JuliaX,JuliaY,JuliaZ);\n float l = 0.0;\n int i=0;\n for (i=0; i