MinecraftProcess *LegacyInstance::prepareForLaunch(MojangAccountPtr account)
{
MinecraftProcess *proc = new MinecraftProcess(this);
QIcon icon = MMC->icons()->getIcon(iconKey());
auto pixmap = icon.pixmap(128, 128);
pixmap.save(PathCombine(minecraftRoot(), "icon.png"), "PNG");
// create the launch script
QString launchScript;
{
// window size
QString windowParams;
if (settings().get("LaunchMaximized").toBool())
windowParams = "max";
else
windowParams = QString("%1x%2").arg(settings().get("MinecraftWinWidth").toInt()).arg(
settings().get("MinecraftWinHeight").toInt());
QString lwjgl = QDir(MMC->settings()->get("LWJGLDir").toString() + "/" + lwjglVersion())
.absolutePath();
launchScript += "userName " + account->currentProfile()->name + "\n";
launchScript += "sessionId " + account->sessionId() + "\n";
launchScript += "windowTitle " + windowTitle() + "\n";
launchScript += "windowParams " + windowParams + "\n";
launchScript += "lwjgl " + lwjgl + "\n";
launchScript += "launch legacy\n";
}
proc->setLaunchScript(launchScript);
// set the process work path
proc->setWorkdir(minecraftRoot());
return proc;
}
MinecraftProcess *LegacyInstance::prepareForLaunch(MojangAccountPtr account)
{
MinecraftProcess *proc = new MinecraftProcess(this);
QIcon icon = MMC->icons()->getIcon(iconKey());
auto pixmap = icon.pixmap(128, 128);
pixmap.save(PathCombine(minecraftRoot(), "icon.png"), "PNG");
// extract the legacy launcher
QFile(":/java/launcher.jar").copy(PathCombine(minecraftRoot(), LAUNCHER_FILE));
// set the process arguments
{
QStringList args;
// window size
QString windowSize;
if (settings().get("LaunchMaximized").toBool())
windowSize = "max";
else
windowSize = QString("%1x%2").arg(settings().get("MinecraftWinWidth").toInt()).arg(
settings().get("MinecraftWinHeight").toInt());
// window title
QString windowTitle;
windowTitle.append("MultiMC: ").append(name());
// Java arguments
args.append(Util::Commandline::splitArgs(settings().get("JvmArgs").toString()));
#ifdef OSX
// OSX dock icon and name
args << "-Xdock:icon=icon.png";
args << QString("-Xdock:name=\"%1\"").arg(windowTitle);
#endif
QString lwjgl = QDir(MMC->settings()->get("LWJGLDir").toString() + "/" + lwjglVersion())
.absolutePath();
// launcher arguments
args << QString("-Xms%1m").arg(settings().get("MinMemAlloc").toInt());
args << QString("-Xmx%1m").arg(settings().get("MaxMemAlloc").toInt());
args << QString("-XX:PermSize=%1m").arg(settings().get("PermGen").toInt());
/**
* HACK: Stupid hack for Intel drivers.
* See: https://mojang.atlassian.net/browse/MCL-767
*/
#ifdef Q_OS_WIN32
args << QString("-XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_"
"minecraft.exe.heapdump");
#endif
args << "-jar" << LAUNCHER_FILE;
args << account->currentProfile()->name();
args << account->sessionId();
args << windowTitle;
args << windowSize;
args << lwjgl;
proc->setArguments(args);
}
// set the process work path
proc->setWorkdir(minecraftRoot());
return proc;
}