SDL Wiki
(This is the legacy documentation for stable SDL2, the current stable version; SDL3 is the current development version.)

SDL_HINT_THREAD_FORCE_REALTIME_TIME_CRITICAL

Specifies whether SDL_THREAD_PRIORITY_TIME_CRITICAL should be treated as realtime.

Header File

Defined in SDL_hints.h

Syntax

#define SDL_HINT_THREAD_FORCE_REALTIME_TIME_CRITICAL "SDL_THREAD_FORCE_REALTIME_TIME_CRITICAL"

Remarks

On some platforms, like Linux, a realtime priority thread may be subject to restrictions that require special handling by the application. This hint exists to let SDL know that the app is prepared to handle said restrictions.

On Linux, SDL will apply the following configuration to any thread that becomes realtime:

Refer to the man pages for more information.

This variable can be set to the following values:


CategoryAPI, CategoryAPIMacro, CategoryHints


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