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4 changes: 2 additions & 2 deletions src/renderers/shaders/ShaderChunk/fog_fragment.glsl.js
Original file line number Diff line number Diff line change
Expand Up @@ -3,11 +3,11 @@ export default /* glsl */`

#ifdef FOG_EXP2

float fogFactor = 1.0 - exp( - fogDensity * fogDensity * fogDepth * fogDepth );
float fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );

#else

float fogFactor = smoothstep( fogNear, fogFar, fogDepth );
float fogFactor = smoothstep( fogNear, fogFar, vFogDepth );

#endif

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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 float vFogDepth;

#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 float vFogDepth;

#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;
vFogDepth = - mvPosition.z;

#endif
`;