Modified callback to ensure that when a shapeAsset changes, groundCovers properly re-initialize to reflect the change

Engine/source/T3D/fx/groundCover.cpp

@@ -852,8 +852,11 @@ void GroundCover::unpackUpdate( NetConnection *connection, BitStream *stream )
       // It's sloppy, but it works for now.
       _freeCells();
 
-      if ( isProperlyAdded() )
+      if (isProperlyAdded())
+      {
          _initMaterial();
+         _initShapes();
+      }
    }
 }
 

Engine/source/T3D/fx/groundCover.h

@@ -410,7 +410,11 @@ protected:
 
    void _debugRender( ObjectRenderInst *ri, SceneRenderState *state, BaseMatInstance *overrideMat );
 
-   void onShapeChanged(){}
+   void onShapeChanged()
+   {
+      _initShapes();
+      setMaskBits(U32(-1));
+   }
 };
 
 #endif // _GROUNDCOVER_H_