(This is the documentation for SDL3, which is under heavy development and the API is changing! SDL2 is the current stable version!)

SDL_GetCPUCount

Get the number of CPU cores available.

Header File

Defined in <SDL3/SDL_cpuinfo.h>

Syntax

int SDL_GetCPUCount(void);

Return Value

Returns the total number of logical CPU cores. On CPUs that include technologies such as hyperthreading, the number of logical cores may be more than the number of physical cores.

Version

This function is available since SDL 3.0.0.

Code Examples

SDL_Log("Number of logical CPU cores: %d", SDL_GetCPUCount());

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CategoryAPI, CategoryAPIFunction, CategoryCPU

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