Update main.rs

src/main.rs

@@ -8,16 +8,18 @@ struct Vec2 {
     y: f32,
 }
 
-fn convert_coordinates(pos: Vec2) -> (i32, i32) {
+impl Vec2 {
+    fn to_screen_space(self) -> (i32, i32) {
         return (
-        ((WINDOW_WIDTH as f32) * ((pos.x + 1.0) / 2.0)) as i32,
+            ((WINDOW_WIDTH as f32) * ((self.x + 1.0) / 2.0)) as i32,
-        ((WINDOW_HEIGHT as f32) * ((pos.y + 1.0) / 2.0)) as i32,
+            ((WINDOW_HEIGHT as f32) * ((self.y + 1.0) / 2.0)) as i32,
         );
+    }
 }
 
 fn draw_point(d: &mut RaylibDrawHandle, pos: Vec2) {
     const POINT_SIZE: i32 = 3;
-    let (window_x, window_y) = convert_coordinates(pos);
+    let (window_x, window_y) = pos.to_screen_space();
     d.draw_rectangle(window_x, window_y, POINT_SIZE, POINT_SIZE, Color::RED);
 }