GameBoy\Core::start PHP Method

    public function start()
    {
        Settings::$frameskipAmout = 0;
        //Reset the frame skip setting.
        $this->initMemory();
        //Write the startup memory.
        $this->ROMLoad();
        //Load the ROM into memory and get cartridge information from it.
        $this->initLCD();
        //Initializae the graphics.
        $this->run();
        //Start the emulation.
    }

    });
}
if (count($argv) < 2) {
    throw new \RuntimeException('You need to pass the ROM file name (Ex: drmario.rom)');
}
$filename = $argv[1];
if (!file_exists($filename)) {
    throw new \RuntimeException(sprintf('"%s" does not exist', $filename));
}
if (extension_loaded('xdebug')) {
    fwrite(STDERR, 'Running php-gameboy with Xdebug enabled reduces its speed considerably.' . PHP_EOL);
    fwrite(STDERR, 'You should consider to disable it before execute php-gameboy.' . PHP_EOL);
    sleep(1);
}
$rom = file_get_contents($filename);
$canvas = new TerminalCanvas();
$core = new Core($rom, $canvas);
$keyboard = new Keyboard($core);
$core->start();
if (($core->stopEmulator & 2) == 0) {
    throw new \RuntimeException('The GameBoy core is already running.');
}
if ($core->stopEmulator & 2 != 2) {
    throw new \RuntimeException('GameBoy core cannot run while it has not been initialized.');
}
$core->stopEmulator &= 1;
$core->lastIteration = (int) (microtime(true) * 1000);
while (true) {
    $core->run();
    $keyboard->check();
}