metal: don't apply transformation matrix to unaccelerated deltas

mahkoh · Jul 19, 2024 · df02fcf · df02fcf
1 parent 9dc5812
commit df02fcf
Showing 1 changed file with 2 additions and 8 deletions.
diff --git a/src/backends/metal/input.rs b/src/backends/metal/input.rs
@@ -227,24 +227,18 @@ impl MetalBackend {
         let (event, dev) = unpack!(self, event, pointer_event);
         let mut dx = event.dx();
         let mut dy = event.dy();
-        let mut dx_unaccelerated = event.dx_unaccelerated();
-        let mut dy_unaccelerated = event.dy_unaccelerated();
         if let Some(matrix) = dev.transform_matrix.get() {
             (dx, dy) = (
                 matrix[0][0] * dx + matrix[0][1] * dy,
                 matrix[1][0] * dx + matrix[1][1] * dy,
             );
-            (dx_unaccelerated, dy_unaccelerated) = (
-                matrix[0][0] * dx_unaccelerated + matrix[0][1] * dy_unaccelerated,
-                matrix[1][0] * dx_unaccelerated + matrix[1][1] * dy_unaccelerated,
-            );
         }
         dev.event(InputEvent::Motion {
             time_usec: event.time_usec(),
             dx: Fixed::from_f64(dx),
             dy: Fixed::from_f64(dy),
-            dx_unaccelerated: Fixed::from_f64(dx_unaccelerated),
-            dy_unaccelerated: Fixed::from_f64(dy_unaccelerated),
+            dx_unaccelerated: Fixed::from_f64(event.dx_unaccelerated()),
+            dy_unaccelerated: Fixed::from_f64(event.dy_unaccelerated()),
         });
     }