Get the number of POV hats on a joystick.
an SDL_Joystick structure containing joystick information.
the number of POV hats on success or -1 on failure; call SDL_GetError() for more information.
SDL_GetJoystickHat SDL_GetNumJoystickAxes SDL_GetNumJoystickBalls SDL_GetNumJoystickButtons
See Implementation
Get the number of POV hats on a joystick.