Add env var to disable gpu under electron when set

CHANGELOG.md

@@ -17,6 +17,7 @@ _This release is scheduled to be released on 2022-04-01._
 - Added new config option `showTitleAsUrl` to newsfeed module. If set, the diplayed title is a link to the article which is useful when running in a browser and you want to read this article.
 - Added internal cors proxy to get weather providers working without public proxies (fixes #2714). The new url `http(s)://address:port/cors?url=https://whatever-to-proxy` can be used in other modules too.
 - Added a WeatherProvider for Weatherflow.
+- Added new env var `ELECTRON_DISABLE_GPU` which disable gpu under electron if set (fixes #2831).
 - Added missing Czech translations.
 
 ### Updated

js/electron.js

@@ -8,6 +8,12 @@ const Log = require("logger");
 let config = process.env.config ? JSON.parse(process.env.config) : {};
 // Module to control application life.
 const app = electron.app;
+// If ELECTRON_DISABLE_GPU is set electron is startet with --disable-gpu flag.
+// See https://www.electronjs.org/docs/latest/tutorial/offscreen-rendering for more info.
+if (process.env.ELECTRON_DISABLE_GPU !== undefined) {
+	app.disableHardwareAcceleration();
+}
+
 // Module to create native browser window.
 const BrowserWindow = electron.BrowserWindow;