Update popup.rs

Author: rustbasic

crates/egui/src/containers/popup.rs

@@ -87,7 +87,8 @@ pub fn show_tooltip_at_pointer<R>(
 
         // Add a small exclusion zone around the pointer to avoid tooltips
         // covering what we're hovering over.
-        let mut pointer_rect = Rect::from_center_size(pointer_pos, Vec2::splat(24.0));
+        let exclusion_size = Vec2::splat(48.0 * ctx.native_pixels_per_point().unwrap_or(1.0));
+        let mut pointer_rect = Rect::from_center_size(pointer_pos, exclusion_size);
 
         // Keep the left edge of the tooltip in line with the cursor:
         pointer_rect.min.x = pointer_pos.x;