From 939a089b305a8d20c7e49437f86c449e4785dce3 Mon Sep 17 00:00:00 2001
From: Victor Giers <mail@victorgiers.com>
Date: Tue, 28 Apr 2026 18:37:57 +0200
Subject: [PATCH] Add comments explaining depth texture cloning and WebKit
 aliasing

---
 src/rendering/advanced-rendering.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/rendering/advanced-rendering.ts b/src/rendering/advanced-rendering.ts
index 1d056c0d..fcf44af2 100644
--- a/src/rendering/advanced-rendering.ts
+++ b/src/rendering/advanced-rendering.ts
@@ -275,6 +275,9 @@ function configureEffectComposerDepthTextureIsolation(
 
   composerInternals.createDepthTexture = function createDepthTexture() {
     const inputBuffer = this.inputBuffer;
+    // postprocessing clones this source depth texture by default. Three.js
+    // texture clones share a Source, which can alias the source and stable
+    // depth attachments during gl.blitFramebuffer on WebKit.
     const sourceDepthTexture = new DepthTexture();
     const stableDepthTexture = new DepthTexture();