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SDL_MUSTLOCK() should return true if the surface needs locking even if it's currently locked. 

There's a bunch of code that assumes this in SDL, and presumably in applications as well.
This commit is contained in:
Sam Lantinga 2024-07-17 13:35:18 -07:00
parent 334962b056
commit de6595bda6
1 changed files with 1 additions and 1 deletions
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include/SDL3/SDL_surface.h
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@ -61,7 +61,7 @@ typedef Uint32 SDL_SurfaceFlags;
* *
* \since This macro is available since SDL 3.0.0. * \since This macro is available since SDL 3.0.0.
*/ */
#define SDL_MUSTLOCK(S) (((S)->flags & (SDL_SURFACE_LOCK_NEEDED | SDL_SURFACE_LOCKED)) == SDL_SURFACE_LOCK_NEEDED) #define SDL_MUSTLOCK(S) ((((S)->flags & SDL_SURFACE_LOCK_NEEDED)) == SDL_SURFACE_LOCK_NEEDED)
/** /**
* The scaling mode. * The scaling mode.