From 0caba5083ddd31f4210ea61fa30934e7201ceb1c Mon Sep 17 00:00:00 2001
From: Daniel Morlock <daniel.morlock@awesome-it.de>
Date: Wed, 9 Sep 2020 12:45:55 +0200
Subject: [PATCH] Fix error "GL ERROR :GL_INVALID_OPERATION : glBufferData: <-
 error from previous GL command" on systems without hardware acceleration by
 disabling GPU usage by setting the environment variable ELECTRON_DISABLE_GPU.

---
 render/index.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/render/index.js b/render/index.js
index 435c94b..3601f0f 100644
--- a/render/index.js
+++ b/render/index.js
@@ -11,6 +11,15 @@ var path          = require('path'),
     ipcMain       = require('electron').ipcMain,
     os            = require('os');
 
+
+/**
+ * Disable electron hardware acceleration if requested by environment.
+ * See https://stackoverflow.com/a/58351011/381166.
+ */
+if (process.env.ELECTRON_DISABLE_GPU) {
+  app.disableHardwareAcceleration();
+}
+
 /**
  * The step option
  * To reduce the number of rendered frames (step > 1)