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Rt works now, no idea why

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Dynamitos
2024-07-15 09:18:59 +02:00
parent 42d98d7233
commit 38986f4bfc
21 changed files with 251 additions and 206 deletions
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res/shaders/raytracing/RayGen.slang
+12 -18
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@@ -4,28 +4,22 @@ import RayTracingData;
[shader("raygeneration")]
void raygen()
{
const float2 pixelCenter = float2(DispatchRaysIndex().xy) + float2(0.5);
const float2 inUV = pixelCenter / float2(DispatchRaysDimensions().xy);
float2 d = inUV * 2.0 - 1.0;
uint3 LaunchID = DispatchRaysIndex();
uint3 LaunchSize = DispatchRaysDimensions();
float4 origin = mul(pViewParams.inverseViewMatrix, float4(0, 0, 0, 1));
const float2 pixelCenter = float2(LaunchID.xy) + float2(0.5, 0.5);
const float2 inUV = pixelCenter / float2(LaunchSize.xy);
float2 d = float2(inUV.x, 1 - inUV.y) * 2.0 - 1.0;
float4 target = mul(pViewParams.inverseProjection, float4(d.x, d.y, 1, 1));
float4 direction = mul(pViewParams.inverseViewMatrix, float4(target.xyz, 0));
float tmin = 0.0001;
float tmax = 10000.0;
uint max_rays = 24;
RayDesc rayDesc;
rayDesc.Origin = mul(pViewParams.inverseViewMatrix, float4(0, 0, 0, 1)).xyz;
rayDesc.Direction = mul(pViewParams.inverseViewMatrix, float4(normalize(target.xyz), 0)).xyz;
rayDesc.TMin = 0.001;
rayDesc.TMax = 10000.0;
RayPayload payload;
TraceRay(pRayTracingParams.scene, RAY_FLAG_FORCE_OPAQUE, 0xff, 0, 0, 0, rayDesc, payload);
RayDesc desc;
desc.Origin = origin.xyz;
desc.Direction = direction.xyz;
desc.TMin = tmin;
desc.TMax = tmax;
TraceRay(pRayTracingParams.scene, 0, 0xff, 0, 0, 0, desc, payload);
pRayTracingParams.image[DispatchRaysIndex().xy] = float4(payload.color, 1.0f);
pRayTracingParams.image[int2(LaunchID.xy)] = float4(payload.color, 0.0);
}