// GetJoystickAxes returns a slice of axis values.
func GetJoystickAxes(joy Joystick) []float32 {
var length int
axis := C.glfwGetJoystickAxes(C.int(joy), (*C.int)(unsafe.Pointer(&length)))
panicError()
if axis == nil {
return nil
}
a := make([]float32, length)
for i := 0; i < length; i++ {
a[i] = float32(C.GetAxisAtIndex(axis, C.int(i)))
}
return a
}
//GetJoystickAxes returns a slice of axis values.
func GetJoystickAxes(joy Joystick) ([]float32, error) {
var length int
axis := C.glfwGetJoystickAxes(C.int(joy), (*C.int)(unsafe.Pointer(&length)))
if axis == nil {
return nil, errors.New("Joystick is not present.")
}
a := make([]float32, length)
for i := 0; i < length; i++ {
a[i] = float32(C.GetAxisAtIndex(axis, C.int(i)))
}
return a, nil
}