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2 changes: 2 additions & 0 deletions src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js
Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
export default /* glsl */`
#ifdef USE_FOG

float fogDepth = precisionSafeLength( fogPosition );

#ifdef FOG_EXP2

float fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ export default /* glsl */`
#ifdef USE_FOG

uniform vec3 fogColor;
varying float fogDepth;
varying vec3 fogPosition;

#ifdef FOG_EXP2

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2 changes: 1 addition & 1 deletion src/renderers/shaders/ShaderChunk/fog_pars_vertex.glsl.js
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
export default /* glsl */`
#ifdef USE_FOG

varying float fogDepth;
varying vec3 fogPosition;

#endif
`;
2 changes: 1 addition & 1 deletion src/renderers/shaders/ShaderChunk/fog_vertex.glsl.js
Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
export default /* glsl */`
#ifdef USE_FOG

fogDepth = -mvPosition.z;
fogPosition = mvPosition.xyz;

#endif
`;