fix: tame animated resize scaling

crates/ferese-animation/src/lib.rs

@@ -237,19 +237,22 @@ impl WindowGeometry {
 
     pub fn inverse_visual_point(&self, x: f64, y: f64) -> Option<(f64, f64)> {
         let visual = self.visual.current;
-        let scale = self.visual_scale()?;
+        let (scale_x, scale_y) = self.visual_scale()?;
 
-        Some(((x - visual.x) / scale, (y - visual.y) / scale))
+        Some(((x - visual.x) / scale_x, (y - visual.y) / scale_y))
     }
 
-    pub fn visual_scale(&self) -> Option<f64> {
+    pub fn visual_scale(&self) -> Option<(f64, f64)> {
         let source = self.client.committed_size?;
         let visual = self.visual.current;
         if source.width <= 0 || source.height <= 0 || visual.width <= 0.0 || visual.height <= 0.0 {
             return None;
         }
 
-        Some((visual.width / f64::from(source.width)).max(visual.height / f64::from(source.height)))
+        Some((
+            visual.width / f64::from(source.width),
+            visual.height / f64::from(source.height),
+        ))
     }
 }
 
@@ -381,15 +384,14 @@ mod tests {
     }
 
     #[test]
-    fn inverse_visual_point_matches_uniform_cover_transform() {
+    fn inverse_visual_point_matches_stretched_transform() {
         let initial = Rect::new(100.0, 50.0, 400.0, 300.0);
         let mut geometry = WindowGeometry::new(initial, Some(ClientSize::from_rect(initial)));
         geometry.visual.current = Rect::new(200.0, 100.0, 600.0, 600.0);
 
-        // Cover scales the 4:3 source by 2x for a square allocation, then clips it.
         assert_eq!(
             geometry.inverse_visual_point(600.0, 500.0),
-            Some((200.0, 200.0))
+            Some((400.0 * 2.0 / 3.0, 200.0))
         );
     }