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a question about raydir in skybox shader #8

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VincentGogo opened this issue Aug 6, 2020 · 0 comments
Open

a question about raydir in skybox shader #8

VincentGogo opened this issue Aug 6, 2020 · 0 comments

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@VincentGogo
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float3 rayStart = _CameraPos;
float3 rayDir = normalize(mul((float3x3)unity_ObjectToWorld, i.vertex));

I think rayDir should be below code, is that right?
float3 rayDir = normalize(mul((float3x3)unity_ObjectToWorld, i.vertex) - rayStart )

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@VincentGogo