From 0d892cc39ed9d44384a7af1bc2705ae428de5076 Mon Sep 17 00:00:00 2001
From: Ethan O'Brien <77750390+ethanaobrien@users.noreply.github.com>
Date: Sun, 18 Feb 2024 12:13:19 -0600
Subject: [PATCH] Add `EJS_forceLegacyCores`

---
 data/emulator.js | 2 +-
 data/loader.js   | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/data/emulator.js b/data/emulator.js
index 3e9f97dc..5e5578dc 100644
--- a/data/emulator.js
+++ b/data/emulator.js
@@ -306,7 +306,7 @@ class EmulatorJS {
         this.bindListeners();
         this.config.netplayUrl = this.config.netplayUrl || "https://netplay.emulatorjs.org";
         this.fullscreen = false;
-        this.supportsWebgl2 = !!document.createElement('canvas').getContext('webgl2');
+        this.supportsWebgl2 = !!document.createElement('canvas').getContext('webgl2') && (this.config.forceLegacyCores !== true);
         this.isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
         if (this.config.disableDatabases) {
             this.storage = {
diff --git a/data/loader.js b/data/loader.js
index 72aa02cc..5681c853 100644
--- a/data/loader.js
+++ b/data/loader.js
@@ -111,6 +111,7 @@
     config.externalFiles = window.EJS_externalFiles;
     config.disableDatabases = window.EJS_disableDatabases;
     config.disableLocalStorage = window.EJS_disableLocalStorage;
+    config.forceLegacyCores = window.EJS_forceLegacyCores;
     
     if (typeof window.EJS_language === "string" && window.EJS_language !== "en-US") {
         try {