fix(MeshRefractionMaterial): vNormal should be normalized

pmndrs · Dec 14, 2022 · 3385fa1 · 3385fa1
1 parent a1098f8
commit 3385fa1
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/src/materials/MeshRefractionMaterial.tsx b/src/materials/MeshRefractionMaterial.tsx
@@ -47,9 +47,9 @@ export const MeshRefractionMaterial = shaderMaterial(
   
     projectionMatrixInv = inverse(projectionMatrix);
     viewMatrixInv = inverse(viewMatrix);
-  
-    vWorldPosition = (modelMatrix * transformedPosition).xyz;    
-    vNormal = (viewMatrixInv * vec4(normalMatrix * transformedNormal.xyz, 0.0)).xyz;
+
+    vWorldPosition = (modelMatrix * transformedPosition).xyz;
+    vNormal = normalize((viewMatrixInv * vec4(normalMatrix * transformedNormal.xyz, 0.0)).xyz);
     viewDirection = normalize(vWorldPosition - cameraPosition);
     gl_Position = projectionMatrix * viewMatrix * modelMatrix * transformedPosition;
   }`,