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13 lines
432 B
13 lines
432 B
#ifndef RAY_TRACING_HELPERS_H_
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#define RAY_TRACING_HELPERS_H_
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#if defined(SHADER_STAGE_RAY_TRACING)
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float EvaluateRayTracingBias(float3 positionRWS)
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{
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float distanceToCamera = length(positionRWS);
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float blend = saturate((distanceToCamera - _ProjectionParams.y) / (_ProjectionParams.z - _ProjectionParams.y));
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return lerp(_RayTracingRayBias, _RayTracingDistantRayBias, blend);
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}
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#endif
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#endif // RAY_TRACING_HELPERS_H_
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