This enum is now obsolete. Unity always uses the Caching Shader Preprocessor.
Additional resources: The Caching Shader Preprocessor
| UseProjectSettings | This enum is now obsolete. Unity always uses the Caching Shader Preprocessor. |
| ForcePlatformPreprocessor | This enum is now obsolete. Unity always uses the Caching Shader Preprocessor. |
| ForceCachingPreprocessor | This enum is now obsolete. Unity always uses the Caching Shader Preprocessor. |