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Shader UV's

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Support for both Houdini (Flipped) and normal UVs.
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max
2021-01-13 19:31:54 +01:00
parent 6c9a52c1a6
commit 322b50b2bd
4 changed files with 8 additions and 842 deletions
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8
Runtime/Shaders/HLSL/VectorEncodingDecoding.hlsl
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@ -58,10 +58,10 @@ void Float3ToFloat2_float(float3 f3, out float2 f2)
//float3 rotation = normalize(float3(f3.x, 0, f3.y));
float3 rotation = normalize(float3(f3.x, 0, f3.z));
f2.x = acos (dot(rotation, float3(1, 0, 0))) * sign(f3.z);
f2.x = ((f2.x / V_PI) + 1) * 0.5f;
f2.y = acos(f3.y) / V_PI;
f2.x = acos (dot(rotation, float3(1, 0, 0))) * sign(f3.z);
f2.x = ((f2.x / V_PI) + 1) * 0.5f;
f2.y = acos(f3.y) / V_PI;
f2 *= 15;
f2.x = round(f2.x);