DOKK / manpages / debian 13 / libsdl3-doc / SDL_SetLinuxThreadPriorityAndPolicy.3.en
SDL_SetLinuxThreadPriorityAndPolicy(3) SDL3 FUNCTIONS SDL_SetLinuxThreadPriorityAndPolicy(3)

SDL_SetLinuxThreadPriorityAndPolicy - Sets the priority (not nice level) and scheduling policy for a thread.

Defined in SDL3/SDL_system.h

#include "SDL3/SDL.h"
bool SDL_SetLinuxThreadPriorityAndPolicy(Sint64 threadID, int sdlPriority, int schedPolicy);

This uses setpriority() if possible, and RealtimeKit if available.

the Unix thread ID to change priority of.
the new SDL_ThreadPriority
value.
the new scheduling policy (SCHED_FIFO, SCHED_RR, SCHED_OTHER, etc...).

Returns true on success or false on failure; call

SDL_GetError () for more information.

This function is available since SDL 3.2.0.

SDL 3.2.10 Simple Directmedia Layer