Merge pull request #1437 from wash2/window_size_sync

fix: sync size of window and viewport

1 files changed, 9 insertions, 5 deletions

diff --git a/winit/src/application/state.rs b/winit/src/application/state.rs
index 5e953cb5..9c539548 100644
--- a/winit/src/application/state.rs
+++ b/winit/src/application/state.rs
@@ -190,16 +190,20 @@ where
             self.title = new_title;
         }
 
-        // Update scale factor
+        // Update scale factor and size
         let new_scale_factor = application.scale_factor();
+        let new_size = window.inner_size();
+        let current_size = self.viewport.physical_size();
 
-        if self.scale_factor != new_scale_factor {
-            let size = window.inner_size();
-
+        if self.scale_factor != new_scale_factor
+            || (current_size.width, current_size.height)
+                != (new_size.width, new_size.height)
+        {
             self.viewport = Viewport::with_physical_size(
-                Size::new(size.width, size.height),
+                Size::new(new_size.width, new_size.height),
                 window.scale_factor() * new_scale_factor,
             );
+            self.viewport_version = self.viewport_version.wrapping_add(1);
 
             self.scale_factor = new_scale_factor;
         }