Provided by: libsdl3-doc_3.2.10+ds-1_all 

NAME
SDL_UnlockSurface - Release a surface after directly accessing the pixels.
HEADER FILE
Defined in SDL3/SDL_surface.h
SYNOPSIS
#include "SDL3/SDL.h" void SDL_UnlockSurface(SDL_Surface *surface);
FUNCTION PARAMETERS
surface the SDL_Surface structure to be unlocked.
THREAD SAFETY
This function is not thread safe. The locking referred to by this function is making the pixels available for direct access, not thread-safe locking.
AVAILABILITY
This function is available since SDL 3.2.0.
SEE ALSO
•(3), SDL_LockSurface(3) Simple Directmedia Layer SDL 3.2.10 SDL_UnlockSurface(3)