From 3b53a2461ac106164aedfc9c9ae9fa1331aab06c Mon Sep 17 00:00:00 2001
From: Guilherme Simoes <guilherme.rdems@gmail.com>
Date: Thu, 30 Jul 2026 15:35:48 +0100
Subject: [PATCH 1/2] Fix freeTextureSource() leaving stale entries in
 textureSourceHashmap

---
 src/tree/TextureManager.mjs | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/tree/TextureManager.mjs b/src/tree/TextureManager.mjs
index ff2e2179..cef136af 100644
--- a/src/tree/TextureManager.mjs
+++ b/src/tree/TextureManager.mjs
@@ -53,7 +53,7 @@ export default class TextureManager {
         for (let i = 0, n = this._uploadedTextureSources.length; i < n; i++) {
             this._nativeFreeTextureSource(this._uploadedTextureSources[i]);
         }
-        
+
         this.textureSourceHashmap.clear();
         this._usedMemory = 0;
     }
@@ -95,7 +95,7 @@ export default class TextureManager {
         nativeTexture.update = this.stage.frameCounter;
 
         this._uploadedTextureSources.push(textureSource);
-        
+
         this.addToLookupMap(textureSource);
 
         // add VRAM tracking if using the webgl renderer
@@ -140,7 +140,7 @@ export default class TextureManager {
     gc() {
         this.freeUnusedTextureSources();
     }
-    
+
     freeUnusedTextureSources() {
         let remainingTextureSources = [];
         for (let i = 0, n = this._uploadedTextureSources.length; i < n; i++) {
@@ -195,6 +195,8 @@ export default class TextureManager {
             this._nativeFreeTextureSource(textureSource);
         }
 
+        this.textureSourceHashmap.delete(textureSource.lookupId);
+
         // Should be reloaded.
         textureSource.loadingSince = null;
     }

From 0df55f82a20c9d01b190fbcff2fb8ed6b2112206 Mon Sep 17 00:00:00 2001
From: Guilherme Simoes <guilherme.rdems@gmail.com>
Date: Fri, 31 Jul 2026 12:17:37 +0100
Subject: [PATCH 2/2] Also update VRAM usage when calling freeTextureSource()

---
 src/tree/TextureManager.mjs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tree/TextureManager.mjs b/src/tree/TextureManager.mjs
index cef136af..060be21b 100644
--- a/src/tree/TextureManager.mjs
+++ b/src/tree/TextureManager.mjs
@@ -190,6 +190,7 @@ export default class TextureManager {
         if (textureSource.isLoaded()) {
             if (managed) {
                 this._addMemoryUsage(-textureSource.w * textureSource.h);
+                this._updateVramUsage(textureSource, -1);
                 this._uploadedTextureSources.splice(index, 1);
             }
             this._nativeFreeTextureSource(textureSource);