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@@ -532,7 +532,7 @@ class PMREMGenerator {
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const incrementalRoughness = Math.sqrt( targetRoughness * targetRoughness - sourceRoughness * sourceRoughness );
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// Apply blur strength mapping for better quality across the roughness range
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- const blurStrength = 0.05 + targetRoughness * 0.95;
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+ const blurStrength = 0.0 + targetRoughness * 1.25;
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const adjustedRoughness = incrementalRoughness * blurStrength;
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// Calculate viewport position based on output LOD level
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