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main.go
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main.go
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package main
import (
"flag"
"github.com/thelolagemann/gomeboy/internal/gameboy"
"github.com/thelolagemann/gomeboy/internal/io"
"github.com/thelolagemann/gomeboy/internal/serial/accessories"
"github.com/thelolagemann/gomeboy/internal/types"
"github.com/thelolagemann/gomeboy/pkg/audio"
"github.com/thelolagemann/gomeboy/pkg/display"
"github.com/thelolagemann/gomeboy/pkg/display/event"
_ "github.com/thelolagemann/gomeboy/pkg/display/fyne"
_ "github.com/thelolagemann/gomeboy/pkg/display/glfw"
_ "github.com/thelolagemann/gomeboy/pkg/display/web"
"github.com/thelolagemann/gomeboy/pkg/emulator"
"github.com/thelolagemann/gomeboy/pkg/log"
"github.com/thelolagemann/gomeboy/pkg/utils"
"time"
"net/http"
_ "net/http/pprof"
)
func main() {
// init display package
display.Init()
// start pprof
go func() {
err := http.ListenAndServe("localhost:6060", nil)
if err != nil {
return
}
}()
var logger = log.New()
romFile := flag.String("rom", "", "The rom file to load")
bootROM := flag.String("boot", "", "The boot rom file to load")
// saveFolder := flag.String("save", "", "The folder to ")
asModel := flag.String("model", "auto", "The model to emulate. Can be auto, dmg or cgb")
printer := flag.Bool("printer", false, "enable printer")
displayDriver := flag.String("driver", "auto", "The display driver to use. Can be auto, glfw, fyne or web")
speed := flag.Float64("speed", 1, "The speed to run the emulator at")
flag.Parse()
var rom []byte
var err error
if *romFile != "" {
// open the rom file
rom, err = utils.LoadFile(*romFile)
if err != nil {
panic(err)
}
}
var opts []gameboy.Opt
if *bootROM != "" {
boot, err := utils.LoadFile(*bootROM)
if err != nil {
panic(err)
}
opts = append(opts, gameboy.WithBootROM(boot))
}
if *printer {
printer := accessories.NewPrinter()
opts = append(opts, gameboy.WithPrinter(printer))
}
// has model been set?
if *asModel != "auto" {
opts = append(opts, gameboy.AsModel(types.StringToModel(*asModel)))
}
// opts = append(opts, gameboy.SaveEvery(time.Second*10))
opts = append(opts, gameboy.Speed(*speed))
// create a new gameboy
opts = append(opts, gameboy.WithLogger(logger))
gb := gameboy.NewGameBoy(rom, opts...)
if err := audio.OpenAudio(); err != nil {
logger.Errorf("unable to open audio device %s", err)
} else {
gb.AttachAudioListener(audio.PlaySDL)
}
driver := display.GetDriver(*displayDriver)
// check to make sure the driver is valid
if driver == nil {
logger.Fatal("invalid display driver")
}
// attach gameboy to driver
driver.Initialize(gb)
// create framebuffer
fb := make(chan []byte, 60)
// create various channels
events := make(chan event.Event, 60)
pressed := make(chan io.Button, 10)
released := make(chan io.Button, 10)
// start gameboy in a goroutine
go gb.Start(fb, events, pressed, released)
if err := driver.Start(fb, events, pressed, released); err != nil {
logger.Fatal(err.Error())
}
gb.SendCommand(display.Close)
// wait until gb is no longer running
for {
if gb.State() == emulator.Stopped {
break
}
time.Sleep(time.Millisecond * 10)
}
}