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//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
//TEST(compute):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj -output-using-type
//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0 0 0], stride=4):out,name=outputBuffer
module "bsdf-sample";
__include bsdf_auto_rev;
RWStructuredBuffer<float> outputBuffer;
[numthreads(1, 1, 1)]
void computeMain(uint3 dispatchThreadID: SV_DispatchThreadID)
{
ShadingData sd;
sd.N = float3(0, 0, 1);
sd.T = float3(1, 0, 0);
sd.B = float3(0, 1, 0);
sd.V = normalize(float3(0.3, 0.5, 0.8));
{
DifferentialPair<Auto_Bwd_BSDFParameters> dp_params = DifferentialPair<Auto_Bwd_BSDFParameters>(
{ float3(0.9, 0.6, 0.4), 0.1 },
{ float3(0, 0, 0), 0 });
Auto_Bwd_ScatterSample.Differential dOut = { float3(0, 0, 0), 0, float3(1, 0, 0) };
__bwd_diff(bsdfGGXSample)(sd, dp_params, dOut);
outputBuffer[0] = dp_params.d.albedo[0];
outputBuffer[1] = dp_params.d.albedo[1];
outputBuffer[2] = dp_params.d.albedo[2];
outputBuffer[3] = dp_params.d.roughness;
}
{
DifferentialPair<Auto_Bwd_BSDFParameters> dp_params = DifferentialPair<Auto_Bwd_BSDFParameters>(
{ float3(0.9, 0.6, 0.4), 0.1 },
{ float3(0, 0, 0), 1.0 });
DifferentialPair<Auto_Bwd_ScatterSample> dp_result;
__fwd_diff(bsdfGGXSample)(sd, dp_params, dp_result);
outputBuffer[4] = dp_result.p.weight[0];
outputBuffer[5] = dp_result.p.weight[1];
outputBuffer[6] = dp_result.p.weight[2];
outputBuffer[7] = dp_result.d.weight[0];
outputBuffer[8] = dp_result.d.weight[1];
outputBuffer[9] = dp_result.d.weight[2];
}
}
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