gpui: Revert `reuse_prepaint` change of #40767 (#41025)

Lukas Wirth created 2 months ago

https://github.com/zed-industries/zed/pull/40767/files/c95ae84d919462393455d858836f479dd24bd620#r2455674159
Release Notes:

- N/A *or* Added/Fixed/Improved ...

Change summary

crates/gpui/src/window.rs | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)

Detailed changes

crates/gpui/src/window.rs

@@ -2275,14 +2275,19 @@ impl Window {
         }
 
         self.next_frame.deferred_draws.extend(
-            self.rendered_frame
-                .deferred_draws
-                .drain(range.start.deferred_draws_index..range.end.deferred_draws_index)
-                .map(|mut deferred_draw| {
-                    deferred_draw.parent_node =
-                        reused_subtree.refresh_node_id(deferred_draw.parent_node);
-                    deferred_draw.element = None;
-                    deferred_draw
+            self.rendered_frame.deferred_draws
+                [range.start.deferred_draws_index..range.end.deferred_draws_index]
+                .iter()
+                .map(|deferred_draw| DeferredDraw {
+                    current_view: deferred_draw.current_view,
+                    parent_node: reused_subtree.refresh_node_id(deferred_draw.parent_node),
+                    element_id_stack: deferred_draw.element_id_stack.clone(),
+                    text_style_stack: deferred_draw.text_style_stack.clone(),
+                    priority: deferred_draw.priority,
+                    element: None,
+                    absolute_offset: deferred_draw.absolute_offset,
+                    prepaint_range: deferred_draw.prepaint_range.clone(),
+                    paint_range: deferred_draw.paint_range.clone(),
                 }),
         );
     }