255 - std::cmp::min(255, (self.vel.length() * 25.0) as u8),
(255.0 * (self.pos.x / SCREEN_WIDTH as f64)) as u8,
(255.0 * (self.pos.y / SCREEN_HEIGHT as f64)) as u8,
128,
));
let mut r = Rect::new(0, 0, size, size);
255 - std::cmp::min(255, (self.vel.length() * 25.0) as u8),
(255.0 * (self.pos.x / SCREEN_WIDTH as f64)) as u8,
(255.0 * (self.pos.y / SCREEN_HEIGHT as f64)) as u8,
128,
));
let mut r = Rect::new(0, 0, size, size);