NAME¶

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

HEADER FILE¶

Defined in SDL3/SDL_touch.h

SYNOPSIS¶

#include "SDL3/SDL.h"

SDL_Finger ** SDL_GetTouchFingers(SDL_TouchID touchID, int *count);

FUNCTION PARAMETERS¶

touchID

the ID of a touch device.

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 or NULL on failure; call

SDL_GetError () for more information. This is a single allocation that should be freed with SDL_free () when it is no longer needed.

AVAILABILITY¶

This function is available since SDL 3.1.3.