From e1d3cf93ce0fae211f6d5a88a89ec9b127df9d33 Mon Sep 17 00:00:00 2001
From: Guilherme Simoes <guilherme.rdems@gmail.com>
Date: Thu, 8 Oct 2026 17:26:30 +0100
Subject: [PATCH 1/2] Add new test

---
 tests/textures/test.textures.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tests/textures/test.textures.js b/tests/textures/test.textures.js
index 3d1da282..32caf91c 100644
--- a/tests/textures/test.textures.js
+++ b/tests/textures/test.textures.js
@@ -487,6 +487,7 @@ describe('Textures', function() {
 
                 chai.assert(texture.isLoaded(), "Texture must be loaded");
             });
+
             it('should recover load [with throttling]', () => {
                 const element = app.stage.createElement({
                     Item: {x: 550, texture: {type: TestTexture, async: true}}
@@ -595,6 +596,25 @@ describe('Textures', function() {
 
                 chai.assert(!stage.textureManager.getReusableTextureSource("test1"), "lookup id should be removed");
             });
+
+            it('should release old source when element becomes inactive after src swap', () => {
+                const element = app.stage.createElement({
+                    Item: {texture: {type: TestTexture, lookupId: "old"}}
+                });
+                app.children = [element];
+                stage.drawFrame();
+
+                const item = app.tag("Item");
+                const oldTextureSource = item.texture.source;
+
+                item.texture = {type: TestTexture, lookupId: "new"};
+                item.visible = false;
+                stage.drawFrame();
+                stage.gc();
+
+                chai.assert(!oldTextureSource.isUsed(), "Old texture source should no longer be in use");
+                chai.assert(!stage.textureManager._uploadedTextureSources.includes(oldTextureSource), "Old texture source should be cleaned up by gc");
+            });
         });
 
         describe('previously removed texture source', () => {

From 7fd7485aa01da077b1b579d9a5dfb19709bcbbab Mon Sep 17 00:00:00 2001
From: Guilherme Simoes <guilherme.rdems@gmail.com>
Date: Thu, 8 Oct 2026 17:55:00 +0100
Subject: [PATCH 2/2] Fix memory leak when element becomes inactive after src
 swap

---
 src/tree/Element.mjs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tree/Element.mjs b/src/tree/Element.mjs
index 57d9f612..49afd321 100644
--- a/src/tree/Element.mjs
+++ b/src/tree/Element.mjs
@@ -405,6 +405,10 @@ export default class Element {
     _unsetActiveFlag() {
         if (this.__texture) {
             this.__texture.decActiveCount();
+
+            if (this.__displayedTexture && this.__displayedTexture !== this.__texture) {
+                this.__displayedTexture.decActiveCount();
+            }
         }
 
         this.__active = false;