From acf206ef19911d938013f178a6b6dad292c98121 Mon Sep 17 00:00:00 2001
From: iris <2+iris@noreply.localhost>
Date: Sat, 12 Sep 2026 22:11:38 -0400
Subject: [PATCH] iris: retain next-frame staging allocation

---
 core/src/ui/render_state.rs | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/core/src/ui/render_state.rs b/core/src/ui/render_state.rs
index 822cee8..662a626 100644
--- a/core/src/ui/render_state.rs
+++ b/core/src/ui/render_state.rs
@@ -285,12 +285,14 @@ impl UiRenderState {
         self.apply_free();
         #[cfg(debug_assertions)]
         debug_assert!(self.primitive_counts_agree(), "{}", self.orphan_report(rsc),);
-        let next: Vec<_> = std::mem::take(&mut self.next_frame)
-            .into_iter()
-            .filter(|id| self.active.contains_key(id))
-            .collect();
-        let requested = !next.is_empty();
-        rsc.widgets_mut().needs_redraw.extend(next);
+        let active = &self.active;
+        let mut requested = false;
+        for id in self.next_frame.drain() {
+            if active.contains_key(&id) {
+                rsc.widgets_mut().needs_redraw.insert(id);
+                requested = true;
+            }
+        }
         requested
     }