| 1 | x = id_checker.x + id_checker.feather_radius * cos(degtorad(image_angle)) |
| 2 | y = id_checker.y - id_checker.feather_radius * sin(degtorad(image_angle)) |
| 3 | image_alpha = id_checker.feather_alpha |
| 4 | x_previous = x |
| 5 | y_previous = y |