- updated CMakeLists to account for the moved files
- updated references to argOptions.h in all examples
- added method to ArgOptions to populate vector<ShapeDesc>
- minor changes to ViewerArgUtils to use forward references
These changes update the mtlPtexViewer implementation
to match recent changes to the mtlViewer including:
- improved shader organization
- correct screenspace tessellation
- support for common command line arguments and fit to frame
Updated mtlPtexViewer to account for recent
API changes to Osd::MTLPatchShaderSource and
also fixed a build error when building with
the use of PtexCache disabled.