SDL_MUSTLOCK

Evaluates to true if the surface needs to be locked before access.

Header File

Defined in <SDL3/SDL_surface.h>

Syntax

#define SDL_MUSTLOCK(S) (((S)->flags & SDL_SURFACE_LOCK_NEEDED) == SDL_SURFACE_LOCK_NEEDED)

Version

This macro is available since SDL 3.2.0.

CategoryAPI, CategoryAPIMacro, CategorySurface