From b697b54525e413d5c66deb2e5f293e3c18475b56 Mon Sep 17 00:00:00 2001
From: Cosma Alex Vergari <cosmavergari@gmail.com>
Date: Fri, 8 May 2026 18:00:26 +0200
Subject: [PATCH] fix: update quad on subtexture node texture setter

---
 src/core/CoreNode.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/core/CoreNode.ts b/src/core/CoreNode.ts
index 8725d37..8ce393e 100644
--- a/src/core/CoreNode.ts
+++ b/src/core/CoreNode.ts
@@ -13,7 +13,8 @@ import type { BufferCollection } from './renderers/webgl/internal/BufferCollecti
 import type { CoreRenderer } from './renderers/CoreRenderer.js';
 import type { Stage } from './Stage.js';
 import {
-  type Texture,
+  Texture,
+  TextureType,
   type TextureCoords,
   type TextureFailedEventHandler,
   type TextureFreedEventHandler,
@@ -2774,6 +2775,11 @@ export class CoreNode extends EventEmitter {
       this.loadTexture();
     }
 
+    if (this.texture?.type === TextureType.subTexture && this.textureLoaded) {
+      // When setting the texture value of a subtexture but the atlas is already loaded,
+      // requestRenderListUpdate is not triggered, but we still need to update the quad
+      this.isQuadDirty = true;
+    }
     this.setUpdateType(UpdateType.IsRenderable);
     this.updateIsSimple();
   }