The Object file format (common extension
- iOS 9.0+
- macOS 10.11+
- tvOS 9.0+
- Model I/O
When importing assets in this file format, Model I/O also implements materials from companion files in
.mtl format. Paths to MTL files are assumed to be relative to the referencing OBJ file, and paths to textures are assumed to be relative to the referencing MTL file.