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Fix sampling Global SDF gradient at lower border

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This commit is contained in:
Wojtek Figat
2025-12-16 16:05:49 +01:00
parent f280412ef4
commit 3c8b80152b
1 changed files with 2 additions and 2 deletions
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4
Source/Shaders/GlobalSignDistanceField.hlsl
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@@ -77,8 +77,8 @@ void GetGlobalSDFCascadeUV(const GlobalSDFData data, uint cascade, float3 worldP
void ClampGlobalSDFTextureGradientUV(const GlobalSDFData data, uint cascade, float texelOffset, inout float3 textureUV)
{
float cascadeSizeUV = 1.0f / data.CascadesCount;
float cascadeUVStart = cascadeSizeUV * cascade + texelOffset;
float cascadeUVEnd = cascadeUVStart + cascadeSizeUV - texelOffset * 3;
float cascadeUVStart = cascadeSizeUV * cascade + texelOffset * 2;
float cascadeUVEnd = cascadeUVStart + cascadeSizeUV - texelOffset * 4;
textureUV.x = clamp(textureUV.x, cascadeUVStart, cascadeUVEnd);
}