// program & OpenGL initialization
func Init() {
pos := []float32{5.0, 5.0, 10.0, 0.0}
red := []float32{0.8, 0.1, 0.0, 1.0}
green := []float32{0.0, 0.8, 0.2, 1.0}
blue := []float32{0.2, 0.2, 1.0, 1.0}
gl.Lightfv(gl.LIGHT0, gl.POSITION, pos)
gl.Enable(gl.CULL_FACE)
gl.Enable(gl.LIGHTING)
gl.Enable(gl.LIGHT0)
gl.Enable(gl.DEPTH_TEST)
// make the gears
gear1 = gl.GenLists(1)
gl.NewList(gear1, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, red)
gear(1.0, 4.0, 1.0, 20, 0.7)
gl.EndList()
gear2 = gl.GenLists(1)
gl.NewList(gear2, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, green)
gear(0.5, 2.0, 2.0, 10, 0.7)
gl.EndList()
gear3 = gl.GenLists(1)
gl.NewList(gear3, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, blue)
gear(1.3, 2.0, 0.5, 10, 0.7)
gl.EndList()
gl.Enable(gl.NORMALIZE)
// Parse command line options
info := flag.Bool("info", false, "Info")
autoexit = flag.Int("exit", 30, "Auto Exit after n seconts\n")
flag.Parse()
if *info {
fmt.Printf("gl.RENDERER = %s\n", gl.GetString(gl.RENDERER))
fmt.Printf("gl.VERSION = %s\n", gl.GetString(gl.VERSION))
fmt.Printf("gl.VENDOR = %s\n", gl.GetString(gl.VENDOR))
fmt.Printf("gl.EXTENSIONS = %s\n", gl.GetString(gl.EXTENSIONS))
os.Exit(1)
}
}
func init_() {
pos := []float32{5.0, 5.0, 10.0, 0.0}
red := []float32{0.8, 0.1, 0.0, 1.0}
green := []float32{0.0, 0.8, 0.2, 1.0}
blue := []float32{0.2, 0.2, 1.0, 1.0}
gl.Lightfv(gl.LIGHT0, gl.POSITION, pos)
gl.Enable(gl.CULL_FACE)
gl.Enable(gl.LIGHTING)
gl.Enable(gl.LIGHT0)
gl.Enable(gl.DEPTH_TEST)
/* make the gears */
gear1 = gl.GenLists(1)
gl.NewList(gear1, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, red)
gear(1.0, 4.0, 1.0, 20, 0.7)
gl.EndList()
gear2 = gl.GenLists(1)
gl.NewList(gear2, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, green)
gear(0.5, 2.0, 2.0, 10, 0.7)
gl.EndList()
gear3 = gl.GenLists(1)
gl.NewList(gear3, gl.COMPILE)
gl.Materialfv(gl.FRONT, gl.AMBIENT_AND_DIFFUSE, blue)
gear(1.3, 2.0, 0.5, 10, 0.7)
gl.EndList()
gl.Enable(gl.NORMALIZE)
if *printInfo {
print("GL_RENDERER = ", gl.GetString(gl.RENDERER), "\n")
print("GL_VERSION = ", gl.GetString(gl.VERSION), "\n")
print("GL_VENDOR = ", gl.GetString(gl.VENDOR), "\n")
print("GL_EXTENSIONS = ", gl.GetString(gl.EXTENSIONS), "\n")
}
}
// initGL initializes GLFW and OpenGL.
func initGL() (*glfw.Window, error) {
if !glfw.Init() {
log.Panic("glfw Error:")
}
var err error
window, err = glfw.CreateWindow(768, 768, "My Own Shadertoy", nil, nil)
if err != nil {
glfw.Terminate()
return nil, err
}
window.MakeContextCurrent()
window.SetSizeCallback(onResize)
window.SetKeyCallback(onKey)
window.SetMouseButtonCallback(onMouse)
window.SetCursorPositionCallback(onCursor)
errno := gl.Init()
if errno != gl.NO_ERROR {
str, err := glu.ErrorString(errno)
if err != nil {
return nil, fmt.Errorf("Unknown openGL error: %d", errno)
}
return nil, fmt.Errorf(str)
}
gl.Enable(gl.TEXTURE_1D)
gl.Enable(gl.TEXTURE_2D)
gl.Enable(gl.TEXTURE_3D)
fmt.Printf("gl.RENDERER = %s\n", gl.GetString(gl.RENDERER))
fmt.Printf("gl.VERSION = %s\n", gl.GetString(gl.VERSION))
fmt.Printf("gl.VENDOR = %s\n", gl.GetString(gl.VENDOR))
fmt.Printf("gl.EXTENSIONS = %s\n", gl.GetString(gl.EXTENSIONS))
return window, nil
}
func Init() {
//gl.Enable(gl.DEPTH_TEST)
var tmpmaxa []float32 = []float32{0}
gl.GetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, tmpmaxa)
MaxAnisotropy = tmpmaxa[0]
log.Print("MaxAnisotropy: ", MaxAnisotropy)
// Anti-aliasing
gl.Enable(gl.LINE_SMOOTH)
gl.Enable(gl.BLEND)
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
//gl.BlendFunc(gl.SRC_ALPHA, gl.DST_ALPHA)
//gl.BlendFunc(gl.SRC_ALPHA_SATURATE, gl.ONE)
gl.Hint(gl.LINE_SMOOTH_HINT, gl.NICEST)
gl.Hint(gl.GENERATE_MIPMAP_HINT, gl.NICEST)
extensions := gl.GetString(gl.EXTENSIONS)
if !strings.Contains(extensions, "GL_ARB_framebuffer_object") {
log.Panic("No FBO support :-(")
}
}
func main() {
runtime.LockOSThread()
defer runtime.UnlockOSThread()
fmt.Println("OpenTibia Map Editor")
conf := &Configuration{}
conf.Load("config.json")
var sprLoader client.SpriteLoader
var datLoader client.DatLoader
var itemLoader ot.ItemLoader
//var otbLoader ot.OtbLoader
//var otMap ot.Map
var group sync.WaitGroup
group.Add(3)
go func() {
if err := sprLoader.Load(conf.SprFile); err != nil {
log.Fatal(err)
}
group.Done()
}()
go func() {
if err := datLoader.Load(conf.DatFile); err != nil {
log.Fatal(err)
}
group.Done()
}()
go func() {
if err := itemLoader.LoadXML("items.xml"); err != nil {
log.Fatal(err)
}
group.Done()
}()
/*
go func() {
if err := otbLoader.Load("items.otb"); err != nil {
log.Fatal(err)
}
otMap.Initialize()
if err := otMap.ReadOTBM("forgotten.otbm", &otbLoader); err != nil {
log.Fatal(err)
}
group.Done()
}()
*/
group.Wait()
if !glfw.Init() {
panic("Failed to initialize GLFW")
}
defer glfw.Terminate()
glfw.WindowHint(glfw.ContextVersionMajor, 3)
glfw.WindowHint(glfw.ContextVersionMinor, 2)
glfw.WindowHint(glfw.OpenglForwardCompatible, glfw.True)
glfw.WindowHint(glfw.OpenglProfile, glfw.OpenglCoreProfile)
window, err := glfw.CreateWindow(640, 480, "Map Editor", nil, nil)
if err != nil {
panic(err)
}
window.SetKeyCallback(keyHandler)
window.MakeContextCurrent()
if err := gl.Init(); err != 0 {
log.Fatal("Could not init gl")
}
log.Printf("OpenGL Version: %s", gl.GetString(gl.VERSION))
log.Printf("GLSL Version: %s", gl.GetString(gl.SHADING_LANGUAGE_VERSION))
log.Printf("Vendor: %s", gl.GetString(gl.VENDOR))
log.Printf("Renderer: %s", gl.GetString(gl.RENDERER))
r := renderer.Renderer{}
r.Initialize()
r.SetViewport(0, 0, 800, 600)
for !window.ShouldClose() {
r.Render()
window.SwapBuffers()
glfw.PollEvents()
}
/*
ids := datLoader.GetSpriteIDs(420)
sprite := sprLoader.GetSprite(ids[0])
img := image.NewNRGBA(image.Rect(0, 0, 32, 32))
img.Pix = sprite
out, _ := os.Create("test.png")
defer out.Close()
if err := png.Encode(out, img); err != nil {
log.Fatal(err)
}*/
}