Simplify Rectangle::snap

Author: hecrj

core/src/rectangle.rs

@@ -203,12 +203,9 @@ impl Rectangle<f32> {
     }
 
     /// Snaps the [`Rectangle`] to __unsigned__ integer coordinates.
-    pub fn snap(mut self) -> Option<Rectangle<u32>> {
-        self.width += self.x.fract();
-        self.height += self.y.fract();
-
-        let width = self.width as u32;
-        let height = self.height as u32;
+    pub fn snap(self) -> Option<Rectangle<u32>> {
+        let width = (self.width + self.x.fract()) as u32;
+        let height = (self.height + self.y.fract()) as u32;
 
         if width < 1 || height < 1 {
             return None;