(instance_dir)
| 39 | |
| 40 | # use pyblender change the non-triangle mesh to triangle mesh |
| 41 | def combine_meshes(instance_dir): |
| 42 | triangulate_mesh_with_pyblender(instance_dir) |
| 43 | |
| 44 | # Load the two meshes |
| 45 | mesh1_path = os.path.join(current_dir, instance_dir, "partA_tri.obj") |
| 46 | mesh2_path = os.path.join(current_dir, instance_dir, "partB_tri.obj") |
| 47 | combined_mesh_path = os.path.join(current_dir, instance_dir, "combined_mesh.obj") |
| 48 | |
| 49 | if not file_exists(mesh1_path) or not file_exists(mesh2_path): |
| 50 | sys.exit(1) |
| 51 | |
| 52 | |
| 53 | mesh1 = o3d.io.read_triangle_mesh(mesh1_path) |
| 54 | # mesh1.triangulate() |
| 55 | mesh2 = o3d.io.read_triangle_mesh(mesh2_path) |
| 56 | # mesh2.triangulate() |
| 57 | |
| 58 | if not mesh1.has_vertices(): |
| 59 | raise ValueError("mesh1 does not contain any vertices.", mesh1_path) |
| 60 | if not mesh2.has_vertices(): |
| 61 | raise ValueError("mesh2 does not contain any vertices.", mesh2_path) |
| 62 | |
| 63 | # Combine vertices and triangles |
| 64 | combined_vertices = np.vstack((np.asarray(mesh1.vertices), np.asarray(mesh2.vertices))) |
| 65 | combined_triangles = np.vstack((np.asarray(mesh1.triangles), np.asarray(mesh2.triangles) + len(mesh1.vertices))) |
| 66 | |
| 67 | # Create a new mesh with the combined vertices and triangles |
| 68 | combined_mesh = o3d.geometry.TriangleMesh() |
| 69 | combined_mesh.vertices = o3d.utility.Vector3dVector(combined_vertices) |
| 70 | combined_mesh.triangles = o3d.utility.Vector3iVector(combined_triangles) |
| 71 | |
| 72 | # Optionally combine vertex colors if they exist |
| 73 | if mesh1.has_vertex_colors() and mesh2.has_vertex_colors(): |
| 74 | combined_colors = np.vstack((np.asarray(mesh1.vertex_colors), np.asarray(mesh2.vertex_colors))) |
| 75 | combined_mesh.vertex_colors = o3d.utility.Vector3dVector(combined_colors) |
| 76 | |
| 77 | # print("Combined mesh saved to {}".format(combined_mesh_path)) |
| 78 | return (mesh1, mesh2, combined_mesh) |
| 79 | |
| 80 | def calculate_center_and_scale_two_seperate_part(instance_dir): |
| 81 |
no test coverage detected