FOG_EXP2: Modify order of multiplications to avoid possible over-/und…

…erflow on mediump
mrdoob · Mar 24, 2023 · 7b7cd00 · 7b7cd00
1 parent c0b03d6
commit 7b7cd00
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js b/src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js
@@ -3,7 +3,7 @@ export default /* glsl */`
 
 	#ifdef FOG_EXP2
 
-		float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );
+		float fogFactor = 1.0 - exp( - pow2( fogDensity * vFogDepth ) );
 
 	#else