From 62283c19daace136fc2c0b31854789bc09b4ba28 Mon Sep 17 00:00:00 2001
From: Donovan Hutchence <slimbuck7@gmail.com>
Date: Mon, 9 Dec 2024 14:58:49 +0000
Subject: [PATCH] Compressed material key hash update (#7188)

---
 src/scene/gsplat/gsplat-compressed-material.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/scene/gsplat/gsplat-compressed-material.js b/src/scene/gsplat/gsplat-compressed-material.js
index f8d22754bf0..0376d108995 100644
--- a/src/scene/gsplat/gsplat-compressed-material.js
+++ b/src/scene/gsplat/gsplat-compressed-material.js
@@ -361,7 +361,8 @@ class GSplatCompressedShaderGenerator {
     generateKey(options) {
         const vsHash = hashCode(options.vertex);
         const fsHash = hashCode(options.fragment);
-        return `splat-${options.pass}-${options.gamma}-${options.toneMapping}-${vsHash}-${fsHash}-${options.dither}}`;
+        const defines = options.defines?.sort().join('-') ?? '';
+        return `splat-${options.pass}-${options.gamma}-${options.toneMapping}-${vsHash}-${fsHash}-${options.dither}-${defines}`;
     }
 
     createShaderDefinition(device, options) {