OpenAsar/src/cmdSwitches.js

55 lines
2.3 KiB
JavaScript

const { app } = require('electron');
const presets = {
'perf': `--enable-gpu-rasterization --enable-zero-copy --ignore-gpu-blocklist --enable-hardware-overlays=single-fullscreen,single-on-top,underlay --enable-features=EnableDrDc,CanvasOopRasterization,BackForwardCache:TimeToLiveInBackForwardCacheInSeconds/300/should_ignore_blocklists/true/enable_same_site/true,ThrottleDisplayNoneAndVisibilityHiddenCrossOriginIframes,UseSkiaRenderer,WebAssemblyLazyCompilation --disable-features=Vulkan --force_high_performance_gpu --enable-quic`, // Performance
'disablemediakeys': '--disable-features=HardwareMediaKeyHandling', // Disables media keys (common want?)
'battery': '--enable-features=TurnOffStreamingMediaCachingOnBattery --force_low_power_gpu' // Known to have better battery life for Chromium?
};
const combinePresets = (keys) => {
let total = {};
for (const pre of keys) {
for (const cmd of presets[pre].split(' ')) {
const [ key, value ] = cmd.split('=');
if (total[key]) {
if (value) {
total[key] += ',' + value; // Concat value with , for flags like --enable-features
} // Else no value, ignore as it already exists
} else {
total[key] = value;
}
}
}
return Object.keys(total).reduce((acc, x) => acc += (x + (total[x] ? ('=' + total[x]) : '') + ' '), '');
};
module.exports = () => {
const preset = oaConfig.cmdPreset || 'perf'; // Default to most (should default to none?) // 'perf,perf-ex,perf-ex2,battery,memory-ex2'
let cmdSwitches = presets[preset] || ''; // Default to blank (no switches)
log('CmdSwitches', 'Preset:', preset);
if (preset.includes(',')) cmdSwitches = combinePresets(preset.split(','));
if (cmdSwitches) {
cmdSwitches = `--flag-switches-begin ` + cmdSwitches + ` --flag-switches-end`; // Probably unneeded for Chromium / Electron manual flags but add anyway
log('CmdSwitches', 'Switches:', cmdSwitches);
module.exports.cmd = cmdSwitches;
module.exports.preset = preset;
const switches = cmdSwitches.split(' ');
for (const cmd of switches) {
let [ key, value ] = cmd.split('=');
key = key.replace('--', ''); // Replace --key with key (?)
app.commandLine.appendSwitch(key, value);
log('CmdSwitches', 'Appended switch', key, value);
}
}
}