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

SDL_GetPens

Retrieves all pens that are connected to the system.

Syntax

SDL_PenID* SDL_GetPens(int *count);

Function Parameters

count

The number of pens in the array (number of array elements minus 1, i.e., not counting the terminator 0).

Return Value

Returns A 0 terminated array of ::SDL_PenID values, or NULL on error. The array must be freed with ::SDL_free(). On a NULL return, ::SDL_GetError() is set.

Remarks

Yields an array of ::SDL_PenID values. These identify and track pens throughout a session. To track pens across sessions (program restart), use ::SDL_GUID .

Version

This function is available since SDL 3.0.0

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CategoryAPI

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