Merge pull request #2493 from Kitware/fixBlending

fix(Shader): fix condition statement for gradient-based shadow
Kitware · Jun 28, 2022 · 6ae17f8 · 6ae17f8
2 parents d2f4665 + ac6836a
commit 6ae17f8
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/Sources/Rendering/OpenGL/glsl/vtkVolumeFS.glsl b/Sources/Rendering/OpenGL/glsl/vtkVolumeFS.glsl
@@ -754,7 +754,8 @@ vec3 applyShadowRay(vec3 tColor, vec3 posIS, vec3 viewDirectionVC)
     }
     tColor.rgb = tColor.rgb*(diffuse*vDiffuse + vAmbient) + specular*vSpecular;
   }
-  #if vtkLightComplexity < 3 && defined(SurfaceShadowOn)
+  #ifdef SurfaceShadowOn
+  #if vtkLightComplexity < 3
     vec3 applyLightingDirectional(inout vec3 tColor, vec4 normal)
     {
       // everything in VC
@@ -847,6 +848,7 @@ vec3 applyShadowRay(vec3 tColor, vec3 posIS, vec3 viewDirectionVC)
       return tColor.rgb * (diffuse * vDiffuse + vAmbient) + specular*vSpecular;
     }
   #endif 
+  #endif
 #endif
 
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