Merge pull request #14455 from bghgary/mesh-parse-fix

Fix an issue in the mesh parsing code
BabylonJS · Oct 24, 2023 · 54b8495 · 54b8495
2 parents 9341036 + 800cf1c
commit 54b8495
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/packages/dev/core/src/Meshes/mesh.ts b/packages/dev/core/src/Meshes/mesh.ts
@@ -4008,7 +4008,10 @@ export class Mesh extends AbstractMesh implements IGetSetVerticesData {
         }
 
         mesh.checkCollisions = parsedMesh.checkCollisions;
-        mesh.overrideMaterialSideOrientation = parsedMesh.overrideMaterialSideOrientation;
+
+        if (parsedMesh.overrideMaterialSideOrientation !== undefined) {
+            mesh.overrideMaterialSideOrientation = parsedMesh.overrideMaterialSideOrientation;
+        }
 
         if (parsedMesh.isBlocker !== undefined) {
             mesh.isBlocker = parsedMesh.isBlocker;