func (c ControlComponent) Update() {
o := c.owner
if glfw.Key('E') == glfw.KeyPress {
o.Position.Z -= 0.1
} else if glfw.Key('D') == glfw.KeyPress {
o.Position.Z += 0.1
} else if glfw.Key('S') == glfw.KeyPress {
o.Position.X -= 0.1
} else if glfw.Key('F') == glfw.KeyPress {
o.Position.X += 0.1
}
}
// Render draws the contents of the window, but no more than 30
// times per second.
func (w *Window) Render() {
// Don't render more than 30 times per second.
t := time.Now()
if time.Since(w.lastRender).Seconds() < 1.0/30.0 {
return
}
w.lastRender = t
// Retrieve the view width and height, in pixels.
params := make([]int32, 4)
gl.GetIntegerv(gl.VIEWPORT, params)
// Infer the rendering volume from the viewport size, so the
// the rendering code can assume that the width of a pixel is
// ~1.0. This is important when rendering text. This must
// match the gl.Frustum configuration.
width := float64(params[2])
height := float64(params[3])
depth := (width + height) / 2
// Redraw the window, but not too often.
gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
w.renderer.Render(width, height, depth)
glfw.SwapBuffers()
// Exit if the user presses escape or the window was closed.
if glfw.Key(glfw.KeyEsc) != 0 || glfw.WindowParam(glfw.Opened) == 0 {
os.Exit(0)
}
}
func main() {
var running bool = true
if err := glfw.Init(); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
defer glfw.Terminate()
if err := glfw.OpenWindow(appWidth, appHeight, 8, 8, 8, 8,
24, 8, glfw.Windowed); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
defer glfw.CloseWindow()
glfw.SetSwapInterval(1)
glfw.SetWindowTitle(caption)
if !horde3d.Init() {
fmt.Println("Error starting Horde3D. Check Horde3d_log.html for details.")
horde3d.DumpMessages()
return
}
//horde3d.SetOption(horde3d.Options_DebugViewMode, 1)
// Add resources
//pipeline
pipeRes = horde3d.AddResource(horde3d.ResTypes_Pipeline, "pipelines/hdr.pipeline.xml", 0)
knightRes := horde3d.AddResource(horde3d.ResTypes_SceneGraph, "models/knight/knight.scene.xml", 0)
//load resources paths separated by |
horde3d.LoadResourcesFromDisk("../content")
model := horde3d.RootNode.AddNodes(knightRes)
model.SetTransform(0, 0, -30, 0, 0, 0, 0.1, 0.1, 0.1)
// Add light source
light := horde3d.RootNode.AddLightNode("Light1", 0, "LIGHTING", "SHADOWMAP")
light.SetTransform(0, 20, 0, 0, 0, 0, 1, 1, 1)
light.SetNodeParamF(horde3d.Light_RadiusF, 0, 50)
//add camera
cam = horde3d.RootNode.AddCameraNode("Camera", pipeRes)
glfw.SetWindowSizeCallback(onResize)
for running {
horde3d.Render(cam)
horde3d.FinalizeFrame()
horde3d.DumpMessages()
glfw.SwapBuffers()
running = glfw.Key(glfw.KeyEsc) == 0 &&
glfw.WindowParam(glfw.Opened) == 1
}
horde3d.Release()
}
func main() {
var err error
if err = glfw.Init(); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
// Ensure glfw is cleanly terminated on exit.
defer glfw.Terminate()
if err = glfw.OpenWindow(256, 256, 8, 8, 8, 0, 0, 0, glfw.Windowed); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
// Ensure window is cleanly closed on exit.
defer glfw.CloseWindow()
// Enable vertical sync on cards that support it.
glfw.SetSwapInterval(1)
// Set window title
glfw.SetWindowTitle("Simple GLFW window")
// Hook some events to demonstrate use of callbacks.
// These are not necessary if you don't need them.
glfw.SetWindowSizeCallback(onResize)
glfw.SetWindowCloseCallback(onClose)
glfw.SetMouseButtonCallback(onMouseBtn)
glfw.SetMouseWheelCallback(onMouseWheel)
glfw.SetKeyCallback(onKey)
glfw.SetCharCallback(onChar)
// Start loop
running := true
for running {
// OpenGL rendering goes here.
// Swap front and back rendering buffers. This also implicitly calls
// glfw.PollEvents(), so we have valid key/mouse/joystick states after
// this. This behavior can be disabled by calling glfw.Disable with the
// argument glfw.AutoPollEvents. You must be sure to manually call
// PollEvents() or WaitEvents() in this case.
glfw.SwapBuffers()
// Break out of loop when Escape key is pressed, or window is closed.
running = glfw.Key(glfw.KeyEsc) == 0 && glfw.WindowParam(glfw.Opened) == 1
}
}
func (this *Listener) KeyPressed(key int) bool { //just once
if glfw.Key(key) == glfw.KeyRelease {
return false
}
_, found := this.mKeys[key]
if !found {
this.mKeys[key] = keyDown
return true
}
if this.mKeys[key] == keyPressed {
this.mKeys[key] = keyDown
return true
}
return false
}
func main() {
flag.Parse()
var done bool
var err os.Error
if err = glfw.Init(); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
defer glfw.Terminate()
if err = glfw.OpenWindow(300, 300, 0, 0, 0, 0, 0, 0, glfw.Windowed); err != nil {
fmt.Fprintf(os.Stderr, "[e] %v\n", err)
return
}
if gl.Init() != 0 {
panic("gl error")
}
defer glfw.CloseWindow()
glfw.SetWindowTitle("gears")
glfw.SetWindowSizeCallback(reshape)
init_()
reshape(300, 300)
done = false
for !done {
idle()
draw()
done = glfw.Key(glfw.KeyEsc) != 0 || glfw.WindowParam(glfw.Opened) == 0
}
}
func main() {
var err os.Error
if err = glfw.Init(); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Ensure glfw is cleanly terminated on exit.
defer glfw.Terminate()
if err = glfw.OpenWindow(300, 300, 0, 0, 0, 0, 0, 0, glfw.Windowed); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Ensure window is cleanly closed on exit.
defer glfw.CloseWindow()
// Enable vertical sync on cards that support it.
glfw.SetSwapInterval(1)
// Set window title
glfw.SetWindowTitle("Simple GLFW window")
running := true
for running {
// OpenGL rendering goes here.
// Swap front and back rendering buffers. This also implicitly calls
// glfw.PollEvents(), so we have valid key/mouse/joystick states after
// this. This behavior can be disabled by calling glfw.Disable with the
// argument glfw.AutoPollEvents. You must be sure to manually call
// PollEvents() or WaitEvents() in this case.
glfw.SwapBuffers()
// Break out of loop when Escape key is pressed, or window is closed.
running = glfw.Key(glfw.KeyEsc) == 0 && glfw.WindowParam(glfw.Opened) == 1
}
}
func main() {
// Initialize GLFW
glfw.Init()
glfw.Enable(glfw.StickyKeys)
if !setupWindow(appWidth, appHeight, fullScreen) {
return
}
// Initialize application and engine
app = new(Application)
if !app.init() {
fmt.Println("Error starting Horde3d")
horde3d.DumpMessages()
}
if !fullScreen {
glfw.SetWindowTitle(app.title)
}
app.resize(appWidth, appHeight)
glfw.Disable(glfw.MouseCursor)
var frames float32 = 0
var fps float32 = 30.0
t0 = glfw.Time()
running = true
// Game loop
for running {
// Calc FPS
frames++
if frames >= 3 {
t := glfw.Time()
fps = frames / float32(t-t0)
if fps < 5 {
fps = 30 // Handle breakpoints
}
frames = 0
t0 = t
}
// Update key states
for i := 0; i < 320; i++ {
app.setKeyState(i, glfw.Key(i) == glfw.KeyPress)
}
app.keyStateHandler()
// Render
app.mainLoop(fps)
glfw.SwapBuffers()
}
glfw.Enable(glfw.MouseCursor)
// Quit
app.release()
glfw.Terminate()
return
}
// Key returns true if the given key k is held down, or false otherwise.
func (w *window) Key(k Key) bool {
if glfw.Key(int(k)) == glfw.KeyPress {
return true
}
return false
}
func (this *Listener) KeyUp(key int) bool {
return glfw.Key(key) == glfw.KeyRelease
}
func (this *Listener) KeyDown(key int) bool {
return glfw.Key(key) == glfw.KeyPress
}
func main() {
w := 500
h := 500
fov := 45.0
clip_min := 0.1
clip_max := 1000.0
aspect_ratio := float64(w) / float64(h)
glfw.Init()
glfw.OpenWindow(w, h, 8, 8, 8, 8, 8, 0, glfw.Windowed)
glfw.SetWindowTitle("Shader Test")
glfw.SetWindowSizeCallback(resize_window)
glfw.SetKeyCallback(key_callback)
gl.ClearColor(0.3, 0.3, 0.3, 1.0)
gl.ShadeModel(gl.SMOOTH)
size_window(w, h, fov, aspect_ratio, clip_min, clip_max)
//Testing sprites
test_sprite := sprite{height: 1.0, width: 1.0}
test_sprite.tex = texture("./assets/hedge.gif")
test_sprite.Y = 3
new_guy := sprite{height: 0.5, width: 0.5}
new_guy.tex = texture("./assets/red2.png")
new_guy.Y = 5
renderees := new(list.List)
renderees.PushBack(&new_guy)
renderees.PushBack(&test_sprite)
my_camera.init(Vector{0.0, -1.0, 0.0})
my_camera.front = Vector{0.0, 1.0, 0.0}
my_camera.top = Vector{0.0, 0.0, 1.0}
//End testing sprites
physics_objects := new(list.List)
physics_objects.PushBack(my_camera)
dt, err := time.ParseDuration("16.67ms")
if err != nil {
die(err)
}
fmt.Println("Timestep: ", dt)
var t float64 = 0
running := true
for running {
t0 := time.Now()
update(physics_objects, float64(dt.Nanoseconds())/1e6)
t += 0.025
new_guy.X = math.Cos(t)
new_guy.Y = math.Sin(t) + 3.0
//my_camera.point_at(Vector{new_guy.X, new_guy.Y, new_guy.Z})
general_render(renderees, my_camera)
glfw.SwapBuffers()
dt = time.Since(t0)
rate := time.Microsecond * 16670
if dt < rate {
time.Sleep((rate - dt))
//fmt.Println("This frame took", float64(dt.Nanoseconds())/1000000, "ms to render.")
}
running = glfw.Key(glfw.KeyEsc) == 0 && glfw.WindowParam(glfw.Opened) != 0
}
}