func main() {
// This file holds the actual glyph shapes.
imgFile, err := gas.Abs("github.com/go-gl/examples/data/bitmap_font.png")
if err != nil {
log.Printf("Find font image file: %v", err)
return
}
// This file is a JSON encoded dataset which describes the font
// and contains the pixel offsets and sizes for each glyph in
// bitmap_font.png. Both files are needed to load a bitmap font.
configFile, err := gas.Abs("github.com/go-gl/examples/data/bitmap_font.js")
if err != nil {
log.Printf("Find font config file: %v", err)
return
}
err = initGL()
if err != nil {
log.Printf("InitGL: %v", err)
return
}
defer glfw.Terminate()
// Load the same bitmap font at different scale factors.
for i := range fonts {
fonts[i], err = loadFont(imgFile, configFile, i+1)
if err != nil {
log.Printf("LoadFont: %v", err)
return
}
defer fonts[i].Release()
}
for glfw.WindowParam(glfw.Opened) > 0 {
gl.Clear(gl.COLOR_BUFFER_BIT)
err = drawString(10, 10, "0 1 2 3 4 5 6 7 8 9 A B C D E F")
if err != nil {
log.Printf("Printf: %v", err)
return
}
glfw.SwapBuffers()
}
}
// Load the default font used to render packages. It will panic if unable to find the font.
//
// The search path used is: The directories of the GOPATH env-var and the current directory, ie. "."
//
// If FontFile already have a non-empty path, this method does nothing.
func MustInitText() {
if len(FontFile) > 0 {
return
}
font := "code.google.com/p/freetype-go/luxi-fonts/luximr.ttf"
var err error
FontFile, err = gas.Abs(font)
if err != nil {
log.Panicf("Unable to load font file: %s", font)
}
}
func (d *DrawImage) rebuildProgram() error {
file, err := gas.Abs("github.com/andrebq/exp/opala/shaders")
if err != nil {
return err
}
program, err := compileProgram(file, "renderimage")
if err != nil {
return err
}
d.program = program
return checkGlError()
}
// Load the font
func loadFonts(scale int32) *gltext.Font {
file, err := gas.Abs("code.google.com/p/freetype-go/testdata/luxisr.ttf")
if err != nil {
panic(err)
}
fd, err := os.Open(file)
if err != nil {
panic(err)
}
defer fd.Close()
font, err := gltext.LoadTruetype(fd, scale, 32, 127, gltext.LeftToRight)
if err != nil {
panic(err)
}
return font
}
// Load the mesh information.
func loadMeshInfo() {
println(*meshFile)
if *meshFile == "" {
path, err := gas.Abs("github.com/andrebq/assimp/data/cube.dae")
if err != nil {
panic(err)
}
*meshFile = path
}
println(*meshFile)
var err error
scene, err = conv.LoadAsset(*meshFile)
if err != nil {
panic(err)
}
}
func main() {
staticDir, err := gas.Abs("github.com/andrebq/exp/davd/site")
if err != nil {
log.Printf("Error loading static site directory. cause: %v", err)
return
}
m := &httpfs.Mount{BaseDir: *baseDir}
httpfs := httpfs.NewHttpFS(m, "/fs/")
http.Handle("/fs/", http.StripPrefix("/fs", httpfs))
http.Handle("/", http.FileServer(http.Dir(staticDir)))
log.Printf("Starting davd server at %v", *addr)
err = http.ListenAndServe(*addr, nil)
http.ListenAndServe(*addr, nil)
if err != nil {
log.Printf("Error opening server: %v", err)
}
}
func main() {
var err error
if err = glfw.Init(); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
path, err := gas.Abs("github.com/andrebq/wfobj/testdata/complex/complex.obj")
if err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
mesh, err = wfobj.LoadMeshFromFile(path)
if err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
defer glfw.Terminate()
if err = glfw.OpenWindow(Width, Height, 8, 8, 8, 8, 0, 8, glfw.Windowed); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
defer glfw.CloseWindow()
glfw.SetSwapInterval(1)
glfw.SetWindowTitle(Title)
glfw.SetWindowSizeCallback(onResize)
glfw.SetKeyCallback(onKey)
initGL()
running = true
for running && glfw.WindowParam(glfw.Opened) == 1 {
drawScene()
}
}
func main() {
file, err := gas.Abs("code.google.com/p/freetype-go/luxi-fonts/luxisr.ttf")
if err != nil {
log.Printf("Find font file: %v", err)
return
}
err = initGL()
if err != nil {
log.Printf("InitGL: %v", err)
return
}
defer glfw.Terminate()
// Load the same font at different scale factors and directions.
for i := range fonts {
fonts[i], err = loadFont(file, int32(12+i))
if err != nil {
log.Printf("LoadFont: %v", err)
return
}
defer fonts[i].Release()
}
for glfw.WindowParam(glfw.Opened) > 0 {
gl.Clear(gl.COLOR_BUFFER_BIT)
err = drawString(10, 10, SampleString)
if err != nil {
log.Printf("Printf: %v", err)
return
}
glfw.SwapBuffers()
}
}
func init() {
texturefiles[0], _ = gas.Abs("github.com/go-gl/examples/data/Glass.tga")
}
func init() {
texturefiles[0], _ = gas.Abs("github.com/go-gl/examples/data/gopher.png")
}
func (self *Server) startHttp() error {
http.Handle("/stream", websocket.Handler(func(ws *websocket.Conn) {
log.Printf("New websocket: %v", ws)
session := &ServerSession{
ws: ws,
byteOrder: nil,
rateLimit: 0x1000,
}
self.sessions = append(self.sessions, session)
var req *JSONRPCRequest
for {
if err := websocket.JSON.Receive(ws, &req); err != nil {
log.Printf("Error %v", err)
break
}
log.Printf("Request: %v", req)
res := &JSONRPCResponse{Id: req.Id}
switch req.Method {
case "init":
switch byteOrder := req.Params["byteOrder"].(type) {
case string:
if byteOrder == "BIG_ENDIAN" {
session.byteOrder = binary.BigEndian
} else {
session.byteOrder = binary.LittleEndian
}
default:
}
session.rateLimit = int64(req.Params["rateLimit"].(float64)) * 1e6
session.initialized = true
res.Result = map[string]interface{}{
"config": self.Config,
"rigFrequency": self.rigFrequency,
"rigMode": self.rigMode,
}
case "frequency":
self.handleFrequency(req, res, session)
case "deviceBuffer":
self.handleDeviceBuffer(req, res, session)
case "speed":
self.handleSpeed(req, res, session)
case "tone":
self.handleTone(req, res, session)
case "send":
self.handleSend(req, res, session)
case "stop":
self.handleStop(req, res, session)
case "echo":
self.handleEcho(req, res, session)
default:
res.Error = "unkown method"
}
log.Printf("Response: %v", res)
websocket.JSON.Send(ws, res)
}
log.Printf("Closed websocket: %v", ws)
for i, v := range self.sessions {
if v == session {
// remove this socket
self.sessions = append(self.sessions[:i], self.sessions[i+1:]...)
break
}
}
}))
go func() {
bufferLittle := new(bytes.Buffer)
bufferBig := new(bytes.Buffer)
getBytes := func(result []float32, byteOrder binary.ByteOrder) []byte {
var buffer *bytes.Buffer
if byteOrder == binary.BigEndian {
buffer = bufferBig
} else {
buffer = bufferLittle
}
if buffer.Len() > 0 {
return buffer.Bytes()
}
err := binary.Write(buffer, byteOrder, result)
if err != nil {
fmt.Println("binary.Write failed:", err)
}
return buffer.Bytes()
}
for self.running {
result := <-self.fftResult
bufferLittle.Reset()
bufferBig.Reset()
for _, session := range self.sessions {
if !session.initialized || session.byteOrder == nil {
continue
}
now := time.Now().UnixNano()
if now-session.lastTime < session.rateLimit {
continue
}
websocket.Message.Send(session.ws, getBytes(result, session.byteOrder))
session.lastTime = now
}
}
}()
var err error
dir, err := gas.Abs("github.com/cho45/go-KX3-panadapter/static")
if err != nil {
panic(err)
}
http.Handle("/", http.FileServer(http.Dir(dir)))
log.Printf("Http/WebSocket is now on http://%s/", self.Config.Server.Listen)
err = http.ListenAndServe(self.Config.Server.Listen, nil)
return err
}
