Importer: Add an API to detect if an importer failed or not
- Add a UpdateStatus member with a protected setter in vtkImporter
- Add a bool return to vtkImporter::Update
- Deprecate vtkImporter::Read
- Add a logic to set this member on failure of ImportBegin
- Add a logic to set this member to sucess if not set after import
- Implement UpdateStatus logic in glTF and OBJ importer
- Add a glTF test
Edited by Mathieu Westphal (Kitware)