Raytracing tail call hello world #822
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…ist4>::ptr_': cannot access protected member declared in class 'Microsoft::WRL::ComPtr<ID3D12GraphicsCommandList4>'
…as several gpus and the first one of them does not support dxr
…eRay should be the last call in the ray gen. it saves context and calling back to the raygen shader.
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@walbourn |
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Intel recommends to do tail call optimizations in raygen shaders, means TraceRay should be the last call
This saves the hardware time to recover after the call, fetch stuff and put it back
It is good this best practice to be right in the first example.