1 files changed, 14 insertions, 18 deletions
diff --git a/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl b/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
index 1e75f6dd5bb..36fe9df9e5a 100644
--- a/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
+++ b/source/blender/draw/engines/gpencil/shaders/gpencil_common_lib.glsl
@@ -137,24 +137,20 @@ void blend_mode_output(
   }
 }
 
-#ifdef GPU_VERTEX_SHADER
-#  define IN_OUT out
-#else
-#  define IN_OUT in
-#endif
-
-/* Shader interface. */
-IN_OUT vec4 finalColorMul;
-IN_OUT vec4 finalColorAdd;
-IN_OUT vec3 finalPos;
-IN_OUT vec2 finalUvs;
-noperspective IN_OUT float strokeThickness;
-noperspective IN_OUT float strokeHardeness;
-flat IN_OUT vec2 strokeAspect;
-flat IN_OUT vec2 strokePt1;
-flat IN_OUT vec2 strokePt2;
-flat IN_OUT int matFlag;
-flat IN_OUT float depth;
+IN_OUT ShaderStageInterface
+{
+  vec4 finalColorMul;
+  vec4 finalColorAdd;
+  vec3 finalPos;
+  vec2 finalUvs;
+  noperspective float strokeThickness;
+  noperspective float strokeHardeness;
+  flat vec2 strokeAspect;
+  flat vec2 strokePt1;
+  flat vec2 strokePt2;
+  flat int matFlag;
+  flat float depth;
+};
 
 #ifdef GPU_FRAGMENT_SHADER