From 3d09c764f8082281c6a38af44d8c4263a4f690b2 Mon Sep 17 00:00:00 2001
From: mchughalex <25671999+mchughalex@users.noreply.github.com>
Date: Tue, 21 Jul 2026 06:06:18 +0100
Subject: [PATCH] render: stamp the texture-store LRU clock at commit so fresh
 decodes survive the eviction latch

---
 src/skate3_native_scene_gpu.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/skate3_native_scene_gpu.cpp b/src/skate3_native_scene_gpu.cpp
index 83cecde..4c74121 100644
--- a/src/skate3_native_scene_gpu.cpp
+++ b/src/skate3_native_scene_gpu.cpp
@@ -4795,6 +4795,14 @@ void PrewarmCommit(const NativeGuestOutputRenderContext& context,
                 t.gt.fetch_words[5]);
           }
         }
+        // Fresh commits must enter the store with a live LRU stamp: an
+        // unstamped (0) clock sorts as the oldest entry, and with the store
+        // over cap the eviction latch would retire brand-new decodes before
+        // their first draw ever stamps them - a commit/evict/re-decode loop
+        // that starved dense areas of all new content.
+        if (t.gt.last_used_frame == 0) {
+          t.gt.last_used_frame = frame_number;
+        }
         g_r.tex_store.emplace(t.words_key, t.gt);
         continue;
       }