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normal_fragment.glsl: workaround for Adreno/Nexus 5 not supporting vec3 in dFdx/dFdy. Thanks @spite!

Mr.doob 9 years ago
parent
23d2595689
commit
4684e2902f
1 changed files with 2 additions and 2 deletions
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      src/renderers/shaders/ShaderChunk/normal_fragment.glsl

+ 2 - 2
src/renderers/shaders/ShaderChunk/normal_fragment.glsl
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@@ -1,7 +1,7 @@
 
 #ifdef FLAT_SHADED
 
 
-	vec3 fdx = dFdx( vViewPosition );
 
-	vec3 fdy = dFdy( vViewPosition );
 
+	vec3 fdx = vec3( dFdx( vViewPosition.x ), dFdx( vViewPosition.y ), dFdx( vViewPosition.z ) );
 
+	vec3 fdy = vec3( dFdy( vViewPosition.x ), dFdy( vViewPosition.y ), dFdy( vViewPosition.z ) );
 
 	vec3 normal = normalize( cross( fdx, fdy ) );
 
 
 #else