From 3c8b80152b7dc4a3730ca9838bcae3c9aa73eb20 Mon Sep 17 00:00:00 2001
From: Wojtek Figat <wojtek@figat.pl>
Date: Tue, 16 Dec 2025 16:05:49 +0100
Subject: [PATCH] Fix sampling Global SDF gradient at lower border

---
 Source/Shaders/GlobalSignDistanceField.hlsl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Source/Shaders/GlobalSignDistanceField.hlsl b/Source/Shaders/GlobalSignDistanceField.hlsl
index 67a48e183..1ea27371e 100644
--- a/Source/Shaders/GlobalSignDistanceField.hlsl
+++ b/Source/Shaders/GlobalSignDistanceField.hlsl
@@ -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);
 }