Round misc things

crates/egui/src/containers/resize.rs

@@ -261,7 +261,8 @@ impl Resize {
         state.desired_size = state
             .desired_size
             .at_least(self.min_size)
-            .at_most(self.max_size);
+            .at_most(self.max_size)
+            .round();
 
         // ------------------------------
 

crates/egui/src/containers/window.rs

@@ -1046,13 +1046,14 @@ impl TitleBar {
         let inner_response = ui.horizontal(|ui| {
             let height = ui
                 .fonts(|fonts| title.font_height(fonts, ui.style()))
-                .max(ui.spacing().interact_size.y);
+                .max(ui.spacing().interact_size.y)
+                .round();
             ui.set_min_height(height);
 
             let item_spacing = ui.spacing().item_spacing;
             let button_size = Vec2::splat(ui.spacing().icon_width);
 
-            let pad = (height - button_size.y) / 2.0; // calculated so that the icon is on the diagonal (if window padding is symmetrical)
+            let pad = ((height - button_size.y) / 2.0).round(); // calculated so that the icon is on the diagonal (if window padding is symmetrical)
 
             if collapsible {
                 ui.add_space(pad);

crates/egui/src/grid.rs

@@ -179,13 +179,15 @@ impl GridLayout {
         let width = self.prev_state.col_width(self.col).unwrap_or(0.0);
         let height = self.prev_row_height(self.row);
         let size = child_size.max(vec2(width, height));
-        Rect::from_min_size(cursor.min, size)
+        Rect::from_min_size(cursor.min, size).round()
     }
 
     #[allow(clippy::unused_self)]
     pub(crate) fn align_size_within_rect(&self, size: Vec2, frame: Rect) -> Rect {
         // TODO(emilk): allow this alignment to be customized
-        Align2::LEFT_CENTER.align_size_within_rect(size, frame)
+        Align2::LEFT_CENTER
+            .align_size_within_rect(size, frame)
+            .round()
     }
 
     pub(crate) fn justify_and_align(&self, frame: Rect, size: Vec2) -> Rect {

crates/egui/src/layout.rs

@@ -394,7 +394,7 @@ impl Layout {
     pub fn align_size_within_rect(&self, size: Vec2, outer: Rect) -> Rect {
         debug_assert!(size.x >= 0.0 && size.y >= 0.0);
         debug_assert!(!outer.is_negative());
-        self.align2().align_size_within_rect(size, outer)
+        self.align2().align_size_within_rect(size, outer).round()
     }
 
     fn initial_cursor(&self, max_rect: Rect) -> Rect {
@@ -634,7 +634,7 @@ impl Layout {
         debug_assert!(!frame_rect.any_nan());
         debug_assert!(!frame_rect.is_negative());
 
-        frame_rect
+        frame_rect.round()
     }
 
     /// Apply justify (fill width/height) and/or alignment after calling `next_space`.

crates/egui/src/widgets/label.rs

@@ -195,10 +195,10 @@ impl Label {
             assert!(!galley.rows.is_empty(), "Galleys are never empty");
             // collect a response from many rows:
             let rect = galley.rows[0].rect.translate(vec2(pos.x, pos.y));
-            let mut response = ui.allocate_rect(rect, sense);
+            let mut response = ui.allocate_rect(rect.round(), sense);
             for row in galley.rows.iter().skip(1) {
                 let rect = row.rect.translate(vec2(pos.x, pos.y));
-                response |= ui.allocate_rect(rect, sense);
+                response |= ui.allocate_rect(rect.round(), sense);
             }
             (pos, galley, response)
         } else {

crates/egui_extras/src/layout.rs

@@ -123,7 +123,7 @@ impl<'l> StripLayout<'l> {
 
         // Make sure we don't have a gap in the stripe/frame/selection background:
         let item_spacing = self.ui.spacing().item_spacing;
-        let gapless_rect = max_rect.expand2(0.5 * item_spacing);
+        let gapless_rect = max_rect.expand2(0.5 * item_spacing).round();
 
         if flags.striped {
             self.ui.painter().rect_filled(