public void SaveMesh() { string filename = SetUpSaveDialog(); if (filename == null) { return; } else { string ext = Path.GetExtension(filename); if (ext == ".obj") { TriMeshIO.WriteToObjFile(filename, GlobalData.Instance.TriMesh); } if (ext == ".ply") { TriMeshIO.WriteToPlyFile(filename, GlobalData.Instance.TriMesh); } } }