Well it says cookConvexMesh function so i think you should look for a mesh that simulates physics and it is a convex mesh. If you don’t know about convex meshes take a look here Convex Mesh Link
Well it says cookConvexMesh function so i think you should look for a mesh that simulates physics and it is a convex mesh. If you don’t know about convex meshes take a look here Convex Mesh Link