Rt works now, no idea why

res/shaders/raytracing/ClosestHit.slang

@@ -1,5 +1,4 @@
 import Common;
-import VertexData;
 import MaterialParameter;
 import LightEnv;
 import Scene;

res/shaders/raytracing/RayGen.slang

@@ -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);
 }