wehub-resource-sync
43 lines
1.4 KiB
Plaintext
43 lines
1.4 KiB
Plaintext
#version 440 core
|
|
layout(std430) buffer;
|
|
layout(set=0, binding=0) writeonly uniform image2D uOutput;
|
|
layout(set=0, binding=1) uniform sampler2D uInput;
|
|
|
|
|
|
layout(set=0, binding=2) uniform constBuffer {
|
|
ivec4 inputSize;
|
|
ivec4 outputSize;
|
|
ivec2 pad;
|
|
ivec2 kernelSize;
|
|
ivec2 stride;
|
|
} uConstant;
|
|
|
|
layout (local_size_x = 8, local_size_y = 8, local_size_z = 1) in;
|
|
|
|
void main()
|
|
{
|
|
ivec3 pos = ivec3(gl_GlobalInvocationID);
|
|
ivec3 outputSize = uConstant.outputSize.xyz;
|
|
ivec2 spos = pos.xy*uConstant.stride-uConstant.pad;
|
|
int batch = pos.z / uConstant.outputSize.z;
|
|
int depth = pos.z % uConstant.outputSize.z;
|
|
|
|
if (all(lessThan(ivec4(pos.x, pos.y, depth, batch), uConstant.outputSize)))
|
|
{
|
|
ivec2 inputSizeXY = uConstant.inputSize.xy;
|
|
vec4 color = vec4(-100000.0);
|
|
ivec2 sfxy = max(ivec2(0), -spos);
|
|
ivec2 efxy = min(uConstant.kernelSize, inputSizeXY-spos);
|
|
|
|
for (int fy=sfxy.y; fy<efxy.y; ++fy)
|
|
{
|
|
for (int fx=sfxy.x; fx<efxy.x; ++fx)
|
|
{
|
|
ivec2 spos_ = spos + ivec2(fx, fy);
|
|
color = max(texelFetch(uInput, ivec2(spos_.x + depth * uConstant.inputSize.x, spos_.y + batch * uConstant.inputSize.y), 0), color);
|
|
}
|
|
}
|
|
imageStore(uOutput, ivec2(pos.x + depth * uConstant.outputSize.x, pos.y + batch * uConstant.outputSize.y), color);
|
|
}
|
|
}
|