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Added SDL_DelayPrecise()

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SDL_DelayNS() now passes through to the high precision OS delay function, and SDL_DelayPrecise() tries to busy wait to get as close as possible to the desired wait time.

Fixes https://github.com/libsdl-org/SDL/issues/11141
This commit is contained in:
Sam Lantinga
2024-10-10 07:43:34 -07:00
parent 28a70a5b71
commit c8f5f6d47a
8 changed files with 53 additions and 4 deletions
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5
src/timer/SDL_timer.c
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@@ -657,6 +657,11 @@ void SDL_Delay(Uint32 ms)
}
void SDL_DelayNS(Uint64 ns)
{
SDL_SYS_DelayNS(ns);
}
void SDL_DelayPrecise(Uint64 ns)
{
Uint64 current_value = SDL_GetTicksNS();
Uint64 target_value = current_value + ns;