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//DISABLE_TEST:SIMPLE:-target dxil-assembly -entry fragmentMain -profile sm_6_5 -stage fragment -DNV_SHADER_EXTN_SLOT=u0
//TEST:SIMPLE(filecheck=SPIRV):-target spirv-assembly -entry fragmentMain -stage fragment
//TEST:SIMPLE(filecheck=DXIL):-target dxil-assembly -entry fragmentMain -profile sm_6_5 -stage fragment -DNV_SHADER_EXTN_SLOT=u0
//TEST:SIMPLE(filecheck=HLSL):-target hlsl -entry fragmentMain -stage fragment
//DISABLED_TEST:SIMPLE:-target spirv-assembly -entry fragmentMain -stage fragment
//DISABLED_TEST:SIMPLE:-target dxil-assembly -entry fragmentMain -stage fragment
//DISABLED_TEST:SIMPLE:-target hlsl -entry fragmentMain -stage fragment
uniform Texture2D textures[] : register(t2, space10);
uniform SamplerState sampler;
uniform RWStructuredBuffer<uint> outputBuffer;
static Texture2D _getBindlessTexture2d(uint texIdx)
{
return textures[NonUniformResourceIndex(texIdx)];
}
void accumulate(inout uint r, uint u)
{
r = r ^ u;
}
void accumulate(inout uint r, bool b)
{
accumulate(r, uint(b));
}
void accumulate(inout uint r, uint2 u)
{
accumulate(r, u.x);
accumulate(r, u.y);
}
void accumulate(inout uint r, uint3 u)
{
accumulate(r, u.x);
accumulate(r, u.y);
accumulate(r, u.z);
}
void accumulate(inout uint r, TextureFootprint2D f)
{
accumulate(r, f.anchor);
accumulate(r, f.offset);
accumulate(r, f.mask);
accumulate(r, f.lod);
accumulate(r, f.granularity);
accumulate(r, f.isSingleLevel);
}
cbuffer Uniforms
{
uniform float2 coords;
uniform uint granularity;
};
void fragmentMain(
float v : VARYING)
{
uint index = uint(v);
uint r = 0;
accumulate(r, _getBindlessTexture2d(index).queryFootprintCoarse(granularity, sampler, coords));
// SPIRV: Extension "SPV_NV_shader_image_footprint"
// SPIRV: ImageSampleFootprintNV
// DXIL: struct struct.NvShaderExtnStruct
// HLSL: NvFootprintCoarse
outputBuffer[index] = r;
}
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