本文整理汇总了Golang中github.com/banthar/Go-SDL/sdl.GetError函数的典型用法代码示例。如果您正苦于以下问题:Golang GetError函数的具体用法?Golang GetError怎么用?Golang GetError使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GetError函数的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: main
func main() {
if sdl.Init(sdl.INIT_EVERYTHING) != 0 {
panic(sdl.GetError())
}
defer sdl.Quit()
screen := sdl.SetVideoMode(640, 480, 32, 0)
if screen == nil {
panic(sdl.GetError())
}
sdl.WM_SetCaption("Ohai", "")
sdl.EnableKeyRepeat(20, 20)
fmt.Println("Launching mainloop")
loadTextures()
loadLevel()
gameloop(screen)
}
示例2: run
// Runs everything, calling the methods required to get the game
// running, runs the main loop, and then cleanly exits.
func (g *game) run() (err error) {
err = g.load()
if err != nil {
return
}
defer g.quit()
if sdl.Init(sdl.INIT_EVERYTHING) < 0 {
return errors.New(sdl.GetError())
}
defer sdl.Quit()
g.screen = sdl.SetVideoMode(640, 480, 32, sdl.DOUBLEBUF)
if g.screen == nil {
return errors.New(sdl.GetError())
}
sdl.WM_SetCaption(WinCap, "")
err = g.main()
if err != nil {
return
}
return
}
示例3: main
func main() {
if sdl.Init(sdl.INIT_VIDEO) < 0 {
panic("Video initialization failed: " + sdl.GetError())
}
if sdl.EnableKeyRepeat(100, 25) != 0 {
panic("Setting keyboard repeat failed: " + sdl.GetError())
}
videoFlags := sdl.OPENGL // Enable OpenGL in SDL
videoFlags |= sdl.DOUBLEBUF // Enable double buffering
videoFlags |= sdl.HWPALETTE // Store the palette in hardware
// FIXME: this causes segfault.
// videoFlags |= sdl.RESIZABLE // Enable window resizing
surface = sdl.SetVideoMode(SCREEN_WIDTH, SCREEN_HEIGHT, SCREEN_BPP, uint32(videoFlags))
if surface == nil {
panic("Video mode set failed: " + sdl.GetError())
}
sdl.GL_SetAttribute(sdl.GL_DOUBLEBUFFER, 1)
initGL()
resizeWindow(SCREEN_WIDTH, SCREEN_HEIGHT)
SetupWorld("data/world.txt")
// wait for events
running := true
isActive := true
for running {
for ev := sdl.PollEvent(); ev != nil; ev = sdl.PollEvent() {
switch e := ev.(type) {
case *sdl.ActiveEvent:
isActive = e.Gain != 0
case *sdl.ResizeEvent:
width, height := int(e.W), int(e.H)
surface = sdl.SetVideoMode(width, height, SCREEN_BPP, uint32(videoFlags))
if surface == nil {
fmt.Println("Could not get a surface after resize:", sdl.GetError())
Quit(1)
}
resizeWindow(width, height)
case *sdl.KeyboardEvent:
if e.Type == sdl.KEYDOWN {
handleKeyPress(e.Keysym)
}
case *sdl.QuitEvent:
running = false
}
}
// draw the scene
if isActive {
drawGLScene(sector1)
}
}
}
示例4: Play
func Play() {
sdl.Init(sdl.INIT_AUDIO)
if mixer.OpenAudio(mixer.DEFAULT_FREQUENCY, mixer.DEFAULT_FORMAT,
mixer.DEFAULT_CHANNELS, 4096) != 0 {
panic(sdl.GetError())
}
var m = mixer.LoadMUS("data/track.ogg")
if m == nil {
panic(sdl.GetError())
}
m.PlayMusic(-1)
}
示例5: main
func main() {
if sdl.Init(sdl.INIT_EVERYTHING) != 0 {
panic(sdl.GetError())
}
if ttf.Init() != 0 {
panic(sdl.GetError())
}
var screen = sdl.SetVideoMode(1400, 300, 32, 0)
var video_info = sdl.GetVideoInfo()
println("HW_available = ", video_info.HW_available)
println("WM_available = ", video_info.WM_available)
println("Video_mem = ", video_info.Video_mem, "kb")
sdl.EnableUNICODE(1)
font := ttf.OpenFont("euler.otf", 24)
if font == nil {
panic(sdl.GetError())
}
black := sdl.Color{0, 0, 0, 0}
text := ttf.RenderUTF8_Blended(font, "!!", black)
fmt.Println(text.Bounds())
sdl.WM_SetCaption("Go-SDL SDL Test", "")
running := true
num := NewNumberShower("b+c", "", "euler.otf", 24, 0)
denom := NewNumberShower("a", "", "euler.otf", 24, 0)
testy := NewFractionShower(num, denom, "euler.otf", 24, 0)
testy.CursorPosition = 3
testy.RenderEmptyIndextxt = true
str := ""
for running {
switch e := sdl.PollEvent().(type) {
case *sdl.QuitEvent:
running = false
break
case *sdl.KeyboardEvent:
if e.State == 1 {
str = handlekeypress2(e.Keysym, str)
fmt.Println("rendering string", str)
text = ttf.RenderUTF8_Blended(font, str, black)
}
}
screen.FillRect(nil, 0xFFFFFF)
screen.Blit(&sdl.Rect{23, 0, 0, 0}, testy.Render(), nil)
screen.Flip()
sdl.Delay(5)
}
}
示例6: NewScreen
func NewScreen(w, h int) *Screen {
if sdl.Init(sdl.INIT_EVERYTHING) != 0 {
log.Fatal("failed to init sdl", sdl.GetError())
return nil
}
if ttf.Init() != 0 {
log.Fatal("failed to init ttf", sdl.GetError())
return nil
}
var ctx Screen
if err := ctx.setSurface(w, h); err != nil {
log.Fatal(err)
}
var vInfo = sdl.GetVideoInfo()
log.Println("HW_available = ", vInfo.HW_available)
log.Println("WM_available = ", vInfo.WM_available)
log.Println("Video_mem = ", vInfo.Video_mem, "kb")
/* title := "Subtitle Player" */
title := os.Args[0]
icon := "" // path/to/icon
sdl.WM_SetCaption(title, icon)
sdl.EnableUNICODE(1)
ctx.fps = opt.fps
err := ctx.setFont(opt.fontPath, opt.fontSize)
if err != nil {
log.Fatal("failed to set default font")
return nil
}
ctx.debugFont = ttf.OpenFont(DFLT_FONT_PATH, 20)
if ctx.debugFont == nil {
errMsg := fmt.Sprintf("failed to open debug font: %s",
sdl.GetError())
/* return errors.New(errMsg) */
log.Fatal(errMsg)
}
ctx.debugLineHeight = uint16(ctx.debugFont.LineSkip())
ctx.updateC = make(chan int)
return &ctx
}
示例7: writeSDLstr
func writeSDLstr(newStr string) {
if ttf.Init() != 0 {
panic(sdl.GetError())
}
var font = ttf.OpenFont("FontinSans.otf", int(fontsize))
blue := sdl.Color{185, 230, 255, 0}
white := sdl.Color{255, 255, 255, 0}
text0 := ttf.RenderText_Blended(font, previousStr, blue)
font.SetStyle(ttf.STYLE_UNDERLINE)
text1 := ttf.RenderText_Blended(font, newStr, white)
introw = introw - fontsize - fontsize/2
screen.FillRect(&sdl.Rect{3, introw, uint16(winWidth - 3), uint16(fontsize + fontsize/2)}, bgcolor)
screen.Blit(&sdl.Rect{3, introw, 0, 0}, text0, nil)
introw = introw + fontsize + fontsize/2
screen.Blit(&sdl.Rect{3, introw, 0, 0}, text1, nil)
introw = introw + fontsize + fontsize/2
if introw > (int16(winHeight) - fontsize) {
introw = 0
}
screen.FillRect(&sdl.Rect{3, introw, uint16(winWidth - 3), uint16(fontsize + fontsize/2)}, bgcolor)
screen.Flip()
previousStr = newStr
}
示例8: initScreen
func initScreen() {
sdl.Init(sdl.INIT_VIDEO)
const (
resx int = 640
resy int = 480
)
var (
screen = sdl.SetVideoMode(resx, resy, 16, sdl.OPENGL)
)
if screen == nil {
sdl.Quit()
panic("Couldn't set GL video mode: " + sdl.GetError() + "\n")
}
if gl.Init() != 0 {
panic("gl error")
}
gl.MatrixMode(gl.PROJECTION)
//gl.MatrixMode(gl.MODELVIEW)
gl.Viewport(0, 0, int(screen.W), int(screen.H))
gl.LoadIdentity()
gl.Ortho(0, float64(screen.W), float64(screen.H), 0, -1.0, 1.0)
//gl.DepthRange(-1, 1)
gl.ClearColor(0, 0, 0, 0)
gl.Clear(gl.COLOR_BUFFER_BIT)
}
示例9: NewSurface
func NewSurface(height int, width int) (surface *sdl.Surface) {
surface = sdl.SetVideoMode(height, width, 32, 0)
if surface == nil {
panic(sdl.GetError())
}
return
}
示例10: NewFont
func NewFont(name string, size int) (font *ttf.Font) {
font = ttf.OpenFont("/usr/share/fonts/TTF/"+name, size)
if font == nil {
panic(sdl.GetError())
}
return font
}
示例11: Setup
func (self *AppStateManager) Setup(state AppState, caption string) {
if *FLAG_profile {
pfile, _ := os.Create("gowar.prof")
pprof.StartCPUProfile(pfile)
}
// Lock, so we got no GL-in-wrong-thread foolery
sdl.Init(sdl.INIT_VIDEO)
self.Screen = sdl.SetVideoMode(800, 600, 32, sdl.OPENGL|sdl.RESIZABLE)
gl.Init()
if self.Screen == nil {
sdl.Quit()
panic("Couldn't set 300x300 GL video mode: " + sdl.GetError() + "\n")
}
sdl.WM_SetCaption(caption, caption)
Setup()
GetViewport().SetScreenSize(float32(self.Screen.W), float32(self.Screen.H))
self.Push(state)
}
示例12: draw
// Draws everything.
func (g *game) draw() (err error) {
if g.screen.Blit(nil, g.board.Image(), nil) < 0 {
return errors.New(sdl.GetError())
}
if (g.selX >= 0) || (g.selY >= 0) {
sx, sy := g.board.CoordToXY(g.selX, g.selY)
//timg := g.turn.Image()
//sx -= int(timg.W / 2)
//sy -= int(timg.H / 2)
//timg.SetAlpha(sdl.SRCALPHA, 128)
//g.screen.Blit(&sdl.Rect{X: int16(sx), Y: int16(sy)}, timg, nil)
//timg.SetAlpha(sdl.SRCALPHA, 255)
switch g.turn {
case g.pieces["black"]:
g.screen.FillRect(&sdl.Rect{int16(sx - 10), int16(sy - 10), 20, 20},
sdl.MapRGBA(g.screen.Format, 0, 0, 0, 128),
)
case g.pieces["white"]:
g.screen.FillRect(&sdl.Rect{int16(sx - 10), int16(sy - 10), 20, 20},
sdl.MapRGBA(g.screen.Format, 255, 255, 255, 128),
)
}
}
return
}
示例13: wrap
// Wrap the SDL into one single thread
func (s SdlWrap) wrap() {
runtime.LockOSThread()
if sdl.Init(sdl.INIT_EVERYTHING) != 0 {
panic("Unable to init SDL. Cause: " + sdl.GetError())
}
sdl.EnableUNICODE(1)
s.InitDone <- struct{}{}
for {
select {
case t := <-s.Title:
sdl.WM_SetCaption(t, t)
case <-s.Quit:
close(s.Events)
sdl.Quit()
case sz := <-s.Size:
s.Surface <- sdl.SetVideoMode(int(sz.X), int(sz.Y), 32, sdl.HWSURFACE|sdl.DOUBLEBUF|sdl.RESIZABLE)
default:
e := sdl.PollEvent()
if e != nil {
s.Events <- e
}
}
}
}
示例14: CreateRGBSurface
func CreateRGBSurface(width, height int) *Surface {
var rmask, gmask, bmask, amask uint32
byteorder := 0
bigendian := 0
if byteorder == bigendian {
rmask = 0xff000000
gmask = 0x00ff0000
bmask = 0x0000ff00
amask = 0x000000ff
} else {
rmask = 0x000000ff
gmask = 0x0000ff00
bmask = 0x00ff0000
amask = 0xff000000
}
inner := sdl.CreateRGBSurface(
sdl.SRCALPHA, // flags
width, height,
32, // depth
rmask, gmask, bmask, amask,
)
if inner == nil {
panic(sdl.GetError())
}
return &Surface{inner}
}
示例15: GetEffect
func (s *Sound) GetEffect(path string) (c *mixer.Chunk, err error) {
c = mixer.LoadWAV(path)
if c == nil {
err = fmt.Errorf(sdl.GetError())
return
}
return
}