func gameloop(screen *sdl.Surface) {
gc := &GameContext{screen, 320, 16}
for {
e := sdl.WaitEvent()
screen.FillRect(nil, 0x0)
gc.drawFloor()
gc.drawPlayer()
gc.drawObjects()
switch re := e.(type) {
case *sdl.QuitEvent:
return
case *sdl.MouseMotionEvent:
screen.FillRect(&sdl.Rect{
int16(re.X),
int16(re.Y),
50, 50}, 0xffffff)
screen.Blit(&sdl.Rect{
int16(re.X),
int16(re.Y),
0, 0}, playerTexture, nil)
fmt.Println(re.X, re.Y)
case *sdl.KeyboardEvent:
if re.Type == sdl.KEYDOWN {
keyname := sdl.GetKeyName(sdl.Key(re.Keysym.Sym))
fmt.Println("pressed:", keyname)
switch keyname {
case "right":
gc.moveRight()
case "left":
gc.moveLeft()
case "q":
return
}
} else if re.Type == sdl.KEYUP {
gc.resetPlayerSpeed()
}
default:
//fmt.Println("What the heck?!")
}
gc.Dump()
screen.Flip()
}
}
func loop(screen *sdl.Surface) {
for {
screen.Flip()
event := sdl.PollEvent()
if event != nil {
if _, ok := event.(*sdl.QuitEvent); ok {
log.Println("Caught quit event. Quiting SDL.")
break
}
}
}
}
func playGame(screen *sdl.Surface, bg *glh.Texture, font *gltext.Font) (int, bool) {
movingUp := false
b := bird.NewBird(240, 380)
score := 0
var pipes []*pipe.Pipe
ticker := 0
for {
gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
quit := manageEvents(screen, &movingUp)
if quit {
return score, true
}
renderBackground(screen, bg)
ticker++
if ticker > 100 {
pipes = append(pipes, pipe.NewPipe(int(screen.W), int(screen.H)))
ticker = 0
}
if movingUp {
b.MoveUp()
} else {
b.MoveDown()
}
for _, p := range pipes {
if p.X < 0 {
p.Destroy()
pipes = pipes[1:]
}
if p.CollidesWith(b.X, b.Y, b.Width, b.Height) {
return score, false
}
if p.GonePast(b.X, b.Y) {
score++
}
p.Tick()
p.Render()
}
b.Render()
font.Printf(240, 50, strconv.Itoa(score))
screen.Flip()
time.Sleep((1 / 30) * time.Second)
sdl.GL_SwapBuffers()
}
}