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

SDL_GetTouchFingers

Get a list of active fingers for a given touch device.

Header File

Defined in <SDL3/SDL_touch.h>

Syntax

extern SDL_DECLSPEC SDL_Finger **SDLCALL SDL_GetTouchFingers(SDL_TouchID touchID, int *count);

Function Parameters

SDL_TouchID touchID the ID of a touch device.
int * count a pointer filled in with the number of fingers returned, can be NULL.

Return Value

(SDL_Finger **) Returns a NULL terminated array of SDL_Finger pointers which should be freed with SDL_free(), or NULL on error; call SDL_GetError() for more details.

Version

This function is available since SDL 3.0.0.


CategoryAPI, CategoryAPIFunction, CategoryTouch


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