106 lines
3.0 KiB
Plaintext
106 lines
3.0 KiB
Plaintext
#version 460
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#extension GL_NV_ray_tracing : enable
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#extension GL_EXT_ray_query : enable
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struct Ray
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{
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vec3 pos;
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float tmin;
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vec3 dir;
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float tmax;
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};
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layout(std430, set = 0, binding = 0) buffer Log
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{
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uint x;
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uint y;
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};
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layout(binding = 1, set = 0) uniform accelerationStructureEXT rtas;
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layout(std430, set = 0, binding = 2) buffer Rays { Ray rays[]; };
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void doSomething()
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{
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x = 0;
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y = 0;
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}
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uint launchIndex()
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{
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return gl_LaunchIDNV.z*gl_LaunchSizeNV.x*gl_LaunchSizeNV.y + gl_LaunchIDNV.y*gl_LaunchSizeNV.x + gl_LaunchIDNV.x;
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}
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void main()
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{
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uint index = launchIndex();
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Ray ray = rays[index];
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rayQueryEXT rayQuery;
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bool committed_true = true;
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bool committed_false = false;
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rayQueryInitializeEXT(rayQuery, rtas, gl_RayFlagsOpaqueEXT, gl_RayFlagsCullBackFacingTrianglesEXT, ray.pos, ray.tmin, ray.dir, ray.tmax);
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while (rayQueryProceedEXT(rayQuery))
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{
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mat4x3 mat_o2w;
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mat4x3 mat_w2o;
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uint candidateType = rayQueryGetIntersectionTypeEXT(rayQuery, committed_false);
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if (candidateType == gl_RayQueryCandidateIntersectionTriangleEXT)
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{
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rayQueryTerminateEXT(rayQuery);
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mat_o2w = rayQueryGetIntersectionObjectToWorldEXT(rayQuery, committed_false);
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mat_w2o = rayQueryGetIntersectionWorldToObjectEXT(rayQuery, committed_false);
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rayQueryConfirmIntersectionEXT(rayQuery);
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if (rayQueryGetIntersectionFrontFaceEXT(rayQuery, committed_true))
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{
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doSomething();
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}
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if (rayQueryGetIntersectionBarycentricsEXT(rayQuery, committed_true).x == 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionInstanceCustomIndexEXT(rayQuery, committed_true) > 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionInstanceIdEXT(rayQuery, committed_true) > 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionObjectRayDirectionEXT(rayQuery, committed_true).x > 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionObjectRayOriginEXT(rayQuery, committed_true).x > 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionPrimitiveIndexEXT(rayQuery, committed_true) > 0)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionTEXT(rayQuery, committed_true) > 0.f)
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{
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doSomething();
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}
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if (rayQueryGetIntersectionInstanceShaderBindingTableRecordOffsetEXT(rayQuery, committed_true) > 0)
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{
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doSomething();
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}
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}
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}
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uint committedStatus = rayQueryGetIntersectionTypeEXT(rayQuery, committed_true);
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if (committedStatus == gl_RayQueryCommittedIntersectionGeneratedEXT)
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{
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if (rayQueryGetIntersectionGeometryIndexEXT(rayQuery, committed_true) > 0)
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{
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doSomething();
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}
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}
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}
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