SDL_GetTouchFingers3
Get a list of active fingers for a given touch device.
Usage
#include "SDL3/SDL.h"
SDL_Finger ** SDL_GetTouchFingers(SDL_TouchID touchID, int *count);
Header file
Defined in SDL3/SDL_touch.h
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.