main.go

package main

import (
	"flag"
	"fmt"
	"github.com/gerow/blitzle/frontend"
	"github.com/gerow/blitzle/gb"
	"github.com/veandco/go-sdl2/sdl"
	"log"
	"os"
	"runtime"
	"time"
)

var debug = flag.Bool("debug", false, "enable debugging messages, very slow")
var serial = flag.String("serial", "", "file to write serial output to")

func main() {
	// XXX(gerow): Hack for issues in go-sdl2
	runtime.LockOSThread()
	flag.Usage = func() {
		fmt.Fprintf(os.Stderr, "Usage: %s ROM_FILE\n", os.Args[0])
		flag.PrintDefaults()
	}
	flag.Parse()
	if len(flag.Args()) != 1 {
		flag.Usage()
		os.Exit(1)
	}
	fn := flag.Args()[0]

	r, err := gb.LoadROMFromFile(fn)
	if err != nil {
		log.Fatal(err)
	}
	fmt.Print(r.Info())
	sdl.Init(sdl.INIT_EVERYTHING)

	sys := gb.NewSys(r)
	sys.Debug = *debug
	fe, err := frontend.NewFrontend(sys)
	if err != nil {
		panic(err)
	}
	defer fe.Close()
	// Create a ticker to periodically pump SDL events.
	ticker := time.NewTicker(time.Millisecond * 1)
	go func() {
		for {
			<-ticker.C
			sdl.PumpEvents()
		}
	}()
	sys.SetVideoSwapper(fe)
	if *serial != "" {
		serialOut, err := os.Create(*serial)
		if err != nil {
			panic(err)
		}
		defer serialOut.Close()
		sys.SetSerialSwapper(&frontend.WriterSerialSwapper{serialOut})
	}

	sys.Run()
}