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updating sbt record data example to also cover miss sbt data

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This commit is contained in:
n8vm 2022-09-26 20:28:08 -06:00
parent e8270a7b38
commit 3a4ea2b697
11 changed files with 90 additions and 29 deletions
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22
data/shaders/hlsl/raytracingsbtdata/raygen.rgen
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@ -40,10 +40,26 @@ void main()
rayDesc.TMin = 0.001;
rayDesc.TMax = 10000.0;
// Initialize the hit value to the raygen SBT data
Payload payload;
payload.hitValue = float3(sbt.r, sbt.g, sbt.b);
TraceRay(rs, RAY_FLAG_FORCE_OPAQUE, 0xff, 0, 0, 0, rayDesc, payload);
// use border to demonstrate raygen record data
if (all(LaunchID.xy > int2(16, 16)) && all(LaunchID.xy < LaunchSize.xy - int2(16, 16)))
{
// Generate a checker board pattern to trace out rays or use hit record data
int2 pos = int2(LaunchID.xy / 16);
if (((pos.x + pos.y % 2) % 2) == 0) {
// This will set hit value to either hit or miss SBT record color
TraceRay(rs, RAY_FLAG_FORCE_OPAQUE, 0xff, 0, 0, 0, rayDesc, payload);
}
else {
// Set the hit value to the raygen SBT data
payload.hitValue = float3(sbt.r, sbt.g, sbt.b);
}
}
else {
// Set hit value to black
payload.hitValue = float3(0.0, 0.0, 0.0);
}
image[int2(LaunchID.xy)] = float4(payload.hitValue, 0.0);
}