Fix Global Surface Atlas sampling sub-texel error
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@@ -145,7 +145,8 @@ float4 SampleGlobalSurfaceAtlasTile(const GlobalSurfaceAtlasData data, GlobalSur
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float2 atlasUV = tileUV * tile.AtlasRectUV.zw + tile.AtlasRectUV.xy;
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// Calculate bilinear weights
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float2 bilinearWeightsUV = frac(atlasUV * data.Resolution + 0.5f);
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float texelPrecisionOffset = 1.0f / 512.0f; // https://www.reedbeta.com/blog/texture-gathers-and-coordinate-precision/
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float2 bilinearWeightsUV = frac(atlasUV * data.Resolution + 0.5f + texelPrecisionOffset);
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float4 bilinearWeights;
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bilinearWeights.x = (1 - bilinearWeightsUV.x) * (bilinearWeightsUV.y);
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bilinearWeights.y = (bilinearWeightsUV.x) * (bilinearWeightsUV.y);
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