Golang C.SDL_JoystickNumButtons类(方法)实例源码

// Get the number of buttons on a joystick
func (joystick *Joystick) NumButtons() int {
	return int(C.SDL_JoystickNumButtons(joystick.cJoystick))
}

func (joystick *Joystick) NumButtons() int {
	_joystick := (*C.SDL_Joystick)(joystick)
	return (int)(C.SDL_JoystickNumButtons(_joystick))
}

func (j *Joystick) NumButtons() int {
	return int(C.SDL_JoystickNumButtons((*C.SDL_Joystick)(unsafe.Pointer(j))))
}

// Joystick (https://wiki.libsdl.org/SDL_JoystickNumButtons)
func (joy *Joystick) NumButtons() int {
	return (int)(C.SDL_JoystickNumButtons(joy.cptr()))
}

// Get the number of buttons on a joystick
func JoystickNumButtons(joystick *C.SDL_Joystick) int {
	return int(C.SDL_JoystickNumButtons(joystick))
}