wehub-resource-sync
63 lines
1.7 KiB
HLSL
63 lines
1.7 KiB
HLSL
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cbuffer Transforms : register(b0)
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{
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float4x4 CameraToClipSpace;
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float4x4 ClipSpaceToCamera;
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float4x4 WorldToCamera;
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float4x4 CameraToWorld;
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float4x4 WorldToClipSpace;
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float4x4 ClipSpaceToWorld;
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float4x4 ObjectToWorld;
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float4x4 WorldToObject;
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float4x4 ObjectToCamera;
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float4x4 ObjectToClipSpace;
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};
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cbuffer Params : register(b1)
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{
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float4 Color;
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float Width;
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float Height;
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};
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Texture2D<float4> InputTexture : register(t0);
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Texture2D<float4> AlphaTexture : register(t1);
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Texture2D<float4> BackgroundTexture : register(t2);
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Texture2D<float4> RefTexture : register(t3);
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sampler texSampler : register(s0);
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sampler pointSampler : register(s1);
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struct vsOutput
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{
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float4 position : SV_POSITION;
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float2 texCoord : TEXCOORD;
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};
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float4 psMain(vsOutput input) : SV_TARGET
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{
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float2 texCoord = input.texCoord;
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// texCoord = float2(0.85,-0.35) + texCoord*0.15;
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float4 color = BackgroundTexture.Sample(texSampler, texCoord);
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// color = float4(0,0,0,0);
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float4 ref = RefTexture.Sample(texSampler, texCoord);
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// return ref;
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// return float4(color.rgb + ref.rgb, 1);
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float dist = InputTexture.Sample(texSampler, texCoord).r;
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float t = 0.5;
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float aastep;
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float p;
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// aastep = 0.7 * length(float2(ddx(dist), ddy(dist)));
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aastep = 0.5*fwidth(dist);
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p = smoothstep(t - aastep, t + aastep, dist);
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// aastep = fwidth(dist);
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// p = smoothstep(t, t + aastep, dist);
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float alpha = AlphaTexture.Sample(pointSampler, texCoord).r;
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alpha = dist > t - aastep ? p*alpha : 0;
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// p = alpha;
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// p = InputTexture.Sample(pointSampler, texCoord).r;
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// alpha = 1;
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color = float4(color.rgb*(1-alpha) + alpha, 1);
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return color;
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}
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