// Start emulation
func (deck *ControlDeck) Start() {
if deck.ShowGui {
leggo.LeggoMain(func() { deck.PPU.Run() },
// Handle keystrokes from GUI
func (ch chan leggo.Event) {
for {
e := <-ch
pressed := e.Type == leggo.EVENT_KEY_DOWN
switch e.Type {
case leggo.EVENT_KEY_DOWN, leggo.EVENT_KEY_UP:
switch e.Keycode {
case leggo.KEY_ESCAPE, leggo.KEY_Q: os.Exit(0)
case leggo.KEY_F:
fmt.Printf("display FPS = %f\n", leggo.FPS())
fmt.Printf("PPU FPS = %f\n", deck.PPU.FPS)
// TODO: custom controller keyboard key mapping; refactor all this
case leggo.KEY_ALT, leggo.KEY_ALTGR:
deck.IO.SetButtonState(0, io2a03.BUTTON_A, pressed)
case leggo.KEY_LSHIFT, leggo.KEY_RSHIFT:
deck.IO.SetButtonState(0, io2a03.BUTTON_B, pressed)
case leggo.KEY_TAB:
deck.IO.SetButtonState(0, io2a03.BUTTON_SELECT, pressed)
case leggo.KEY_ENTER:
deck.IO.SetButtonState(0, io2a03.BUTTON_START, pressed)
case leggo.KEY_LEFT:
deck.IO.SetButtonState(0, io2a03.BUTTON_LEFT, pressed)
case leggo.KEY_RIGHT:
deck.IO.SetButtonState(0, io2a03.BUTTON_RIGHT, pressed)
case leggo.KEY_UP:
deck.IO.SetButtonState(0, io2a03.BUTTON_UP, pressed)
case leggo.KEY_DOWN:
deck.IO.SetButtonState(0, io2a03.BUTTON_DOWN, pressed)
}
}
}
})
} else {
deck.PPU.Run()
}
}
func main() {
// never returns
leggo.LeggoMain(render, process)
fmt.Printf("returned?!\n")
}