92 lines
1.8 KiB
Go
92 lines
1.8 KiB
Go
package main
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import (
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"unsafe"
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"github.com/ivanizag/apple2"
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"github.com/veandco/go-sdl2/sdl"
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)
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func main() {
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a := apple2.MainApple()
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if a != nil {
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SDLRun(a)
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}
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}
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// SDLRun starts the Apple2 emulator on SDL
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func SDLRun(a *apple2.Apple2) {
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window, renderer, err := sdl.CreateWindowAndRenderer(4*40*7, 4*24*8,
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sdl.WINDOW_SHOWN)
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if err != nil {
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panic("Failed to create window")
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}
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window.SetResizable(true)
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defer window.Destroy()
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defer renderer.Destroy()
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window.SetTitle(a.Name)
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kp := newSDLKeyBoard(a)
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a.SetKeyboardProvider(kp)
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s := newSDLSpeaker()
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s.start()
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a.SetSpeakerProvider(s)
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j := newSDLJoysticks()
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a.SetJoysticksProvider(j)
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go a.Run()
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running := true
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for running {
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for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
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switch t := event.(type) {
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case *sdl.QuitEvent:
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a.SendCommand(apple2.CommandKill)
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running = false
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case *sdl.KeyboardEvent:
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kp.putKey(t)
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j.putKey(t)
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case *sdl.TextInputEvent:
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kp.putText(t)
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case *sdl.JoyAxisEvent:
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j.putAxisEvent(t)
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case *sdl.JoyButtonEvent:
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j.putButtonEvent(t)
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}
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}
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img := apple2.Snapshot(a)
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if img != nil {
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surface, err := sdl.CreateRGBSurfaceFrom(unsafe.Pointer(&img.Pix[0]),
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int32(img.Bounds().Dx()), int32(img.Bounds().Dy()),
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32, 4*img.Bounds().Dx(),
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0x0000ff, 0x0000ff00, 0x00ff0000, 0xff000000)
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// Valid for little endian. Should we reverse for big endian?
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// 0xff000000, 0x00ff0000, 0x0000ff00, 0x000000ff)
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if err != nil {
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panic(err)
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}
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texture, err := renderer.CreateTextureFromSurface(surface)
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if err != nil {
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panic(err)
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}
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renderer.Clear()
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w, h := window.GetSize()
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renderer.Copy(texture, nil, &sdl.Rect{X: 0, Y: 0, W: w, H: h})
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renderer.Present()
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surface.Free()
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texture.Destroy()
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}
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sdl.Delay(1000 / 30)
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}
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}
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