From 204b491d92d76c19ad5dbf2a11500023af363fa4 Mon Sep 17 00:00:00 2001
From: Stewart Allen <stewart.allen@gmail.com>
Date: Sun, 31 Jul 2022 19:15:12 -0400
Subject: [PATCH] workaround for chromium bug
 https://bugs.chromium.org/p/chromium/issues/detail?id=1321452

---
 src/moto/space.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/moto/space.js b/src/moto/space.js
index ecc72087..fec2910f 100644
--- a/src/moto/space.js
+++ b/src/moto/space.js
@@ -9,6 +9,8 @@
 gapp.register("moto.space", [], (root, exports) => {
 
     const { moto } = root;
+    const { WebGLRenderer, WebGL1Renderer } = THREE;
+    const nav = navigator;
 
     let WIN = window,
         DOC = document,
@@ -1254,7 +1256,11 @@ gapp.register("moto.space", [], (root, exports) => {
             domelement.style.width = width();
             domelement.style.height = height();
 
-            renderer = new THREE.WebGLRenderer({
+            // workaround for https://bugs.chromium.org/p/chromium/issues/detail?id=1321452
+            let Renderer = nav.platform === 'MacIntel' &&
+                nav.vendor.indexOf('Google') >= 0 ? WebGL1Renderer : WebGLRenderer;
+
+            renderer = new Renderer({
                 antialias: antiAlias,
                 preserveDrawingBuffer: true,
                 logarithmicDepthBuffer: true
@@ -1370,7 +1376,7 @@ gapp.register("moto.space", [], (root, exports) => {
 
             const ctx = renderer.getContext();
             const ext = ctx.getExtension('WEBGL_debug_renderer_info');
-            const nav = navigator;
+
             Space.info = {
                 ver: ctx.getParameter(ctx.VERSION),
                 ven: ctx.getParameter(ctx.VENDOR),