func (self *Inventory) DrawItem(t int64, quantity uint16, itemid ItemId, x float64, y float64) {
gl.PushMatrix()
gl.LoadIdentity()
// angle := -90.0
const blocksize = float32(0.3)
gl.Translated(x, y, 0)
//gl.Rotated(angle, 1.0, 0.0, 0.0)
gl.Rotated(90, 1.0, 0.0, 0.0)
gl.Rotated(30*math.Sin(float64(t)/1e9+float64(itemid)/2), 0.0, 1.0, 0.0)
gl.Scalef(blocksize, blocksize, blocksize)
self.drawBuffer.Reset()
if itemid < 256 {
TerrainCube(self.drawBuffer, Vectori{}, [18]BlockId{BLOCK_DIRT, BLOCK_DIRT, BLOCK_DIRT, BLOCK_DIRT, BLOCK_AIR, BLOCK_DIRT, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR, BLOCK_AIR}, NewBlockDefault(BlockId(itemid)), FACE_NONE)
} else {
RenderItemFlat(self.drawBuffer, Vectori{}, BlockId(itemid))
}
self.drawBuffer.RenderDirect(false)
gl.LoadIdentity()
gl.Translated(x+2*PIXEL_SCALE-48*PIXEL_SCALE*float64(blocksize), y-7*PIXEL_SCALE-48*PIXEL_SCALE*float64(blocksize), 0)
inventoryItemFont.Print(fmt.Sprintf("%d", quantity))
gl.PopMatrix()
}
func (vbox vbox) Render(w, h, d float64) {
l := len(vbox.renderers)
dh := h / float64(l)
gl.Translated(0, h, 0)
for _, a := range vbox.renderers {
gl.Translated(0, -dh, 0)
a.Render(w, dh, d)
}
}
func (hbox hbox) Render(w, h, d float64) {
l := len(hbox.renderers)
dw := w / float64(l)
for _, a := range hbox.renderers {
a.Render(dw, h, d)
gl.Translated(dw, 0, 0)
}
gl.Translated(-w, 0, 0)
}
func renderPortrait(r Renderer, w, h, d float64) {
gl.PushMatrix()
ww := h / math.Phi
if ww <= w {
gl.Translated((w-ww)/2.0, 0, 0)
r.Render(ww, h, d)
} else {
hh := w * math.Phi
gl.Translated(0, (h-hh)/2.0, 0)
r.Render(w, hh, d)
}
gl.PopMatrix()
}
func renderLandscape(r Renderer, w, h, d float64) {
gl.PushMatrix()
hh := w / math.Phi
if hh <= h {
gl.Translated(0, (h-hh)/2.0, 0)
r.Render(w, hh, d)
} else {
ww := h * math.Phi
gl.Translated((w-ww)/2.0, 0, 0)
r.Render(ww, h, d)
}
gl.PopMatrix()
}
func (self *Pause) Draw(t int64) {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.LoadIdentity()
gl.Disable(gl.DEPTH_TEST)
gl.Disable(gl.LIGHTING)
gl.Disable(gl.LIGHT0)
gl.Disable(gl.LIGHT1)
gl.Color4ub(0, 0, 0, 240)
gl.Begin(gl.QUADS)
gl.Vertex2f(float32(viewport.lplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.tplane))
gl.Vertex2f(float32(viewport.lplane), float32(viewport.tplane))
gl.End()
str := "paused"
h, w := pauseFont.Measure(str)
// x := (viewport.rplane - viewport.lplane - w) / 2
// y := (viewport.tplane - viewport.bplane - h) / 2
gl.Translated(-w/2, -h/2, 0)
pauseFont.Print(str)
gl.PopMatrix()
}
func Draw() {
gl.Clear(gl.COLOR_BUFFER_BIT)
gl.PushMatrix()
defer gl.PopMatrix()
gl.Color4f(0, 1, 0, .5)
DrawCircle(vect.Vect{ScreenSize.X / 2, ScreenSize.Y / 2}, ScreenSize.Y/2.0-5.0, false)
if Settings.Paused {
gl.Color3f(1, 1, 1)
RenderFontAt("Paused", 20, 30)
}
//draw collision objects
gl.PushMatrix()
gl.Translated(ScreenSize.X/2, ScreenSize.Y/2, 0)
gl.Scaled(Settings.Scale, Settings.Scale, 1)
DrawDebugData(space)
gl.PopMatrix()
}
func (c cube) Render(w, h, d float64) {
x := math.Min(math.Min(w, h), d)
gl.PushMatrix()
gl.Translated((w-x)/2.0, (h-x)/2.0, (d-x)/2.0)
c.child.Render(x, x, x)
gl.PopMatrix()
}
func positionCamera() {
gl.LoadIdentity()
x, y, z := player.Position()
gl.Translated(-x, -y+4, -z)
gl.Lightfv(gl.LIGHT1, gl.POSITION, []float32{float32(x), float32(y), float32(z) + 0.5, 1})
}
// OpenWindow opens a new window with the given size.
func OpenWindow(w, h int) error {
glfw.OpenWindowHint(glfw.WindowNoResize, 1)
r, g, b := 0, 0, 0 // defaults
a := 8 // 8-bit alpha channel
d, s := 0, 0 // no depth or stencil buffers
m := glfw.Windowed
if err := glfw.OpenWindow(w, h, r, g, b, a, d, s, m); err != nil {
return err
}
if gl.Init() != 0 {
return errors.New("Failed to initialize OpenGL")
}
gl.Enable(gl.TEXTURE_2D)
gl.Enable(gl.BLEND)
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
gl.ClearColor(0.0, 0.0, 0.0, 0.0)
gl.MatrixMode(gl.PROJECTION)
gl.LoadIdentity()
gl.Ortho(0, float64(w), 0, float64(-h), -1, 1)
gl.MatrixMode(gl.MODELVIEW)
gl.LoadIdentity()
gl.Translated(0, float64(-h), 0)
return nil
}
// Handle the window being resized.
func reshape(width int, height int) {
// Render into the entire window.
gl.Viewport(0, 0, width, height)
gl.MatrixMode(gl.PROJECTION)
gl.LoadIdentity()
// Configure the Frustrum so the front face of the rendering
// volume fills the screen.
w := float64(width)
h := float64(height)
depth := (w + h) / 2
near := depth / 2.0
right := w / 4.0
top := h / 4.0
far := 4 * depth
gl.Frustum(-right, right, -top, top, near, far)
gl.MatrixMode(gl.MODELVIEW)
gl.LoadIdentity()
// Center the rendering volume in the viewport. Its origin
// is at the far lower left corner.
gl.Translated(-w/2, -h/2, -2*depth)
}
func (x *wiggler) Render(w, h, d float64) {
gl.PushMatrix()
t := time.Now().Sub(x.start).Seconds()
dx := w / 10.0 * math.Sin(t)
gl.Translated(dx, 0, 0)
x.child.Render(w, h, d)
gl.PopMatrix()
}
func (s square) Render(w, h, d float64) {
gl.PushMatrix()
dim := w
if dim > h {
dim = h
}
gl.Translated((w-dim)/2.0, (h-dim)/2.0, 0)
gl.PopMatrix()
}
func draw() {
gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
gl.PushMatrix()
gl.Rotated(view_rotx, 1.0, 0.0, 0.0)
gl.Rotated(view_roty, 0.0, 1.0, 0.0)
gl.Rotated(view_rotz, 0.0, 0.0, 1.0)
gl.PushMatrix()
gl.Translated(-3.0, -2.0, 0.0)
gl.Rotated(angle, 0.0, 0.0, 1.0)
gl.CallList(gear1)
gl.PopMatrix()
gl.PushMatrix()
gl.Translated(3.1, -2.0, 0.0)
gl.Rotated(-2.0*angle-9.0, 0.0, 0.0, 1.0)
gl.CallList(gear2)
gl.PopMatrix()
gl.PushMatrix()
gl.Translated(-3.1, 4.2, 0.0)
gl.Rotated(-2.0*angle-25.0, 0.0, 0.0, 1.0)
gl.CallList(gear3)
gl.PopMatrix()
gl.PopMatrix()
sdl.GL_SwapBuffers()
Frames++
{
t := sdl.GetTicks()
if t-T0 >= 5000 {
seconds := (t - T0) / 1000.0
fps := Frames / seconds
print(Frames, " frames in ", seconds, " seconds = ", fps, " FPS\n")
T0 = t
Frames = 0
}
}
}
func (s stack) Render(w, h, d float64) {
l := len(s.renderers)
dw := d / float64(l)
gl.PushMatrix()
for _, r := range s.renderers {
r.Render(w, h, dw)
gl.Translated(0, 0, dw)
}
gl.PopMatrix()
}
func draw() {
gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
gl.PushMatrix()
gl.Rotated(view_rotx, 1.0, 0.0, 0.0)
gl.Rotated(view_roty, 0.0, 1.0, 0.0)
gl.Rotated(view_rotz, 0.0, 0.0, 1.0)
gl.PushMatrix()
gl.Translated(-3.0, -2.0, 0.0)
gl.Rotated(angle, 0.0, 0.0, 1.0)
gl.CallList(gear1)
gl.PopMatrix()
gl.PushMatrix()
gl.Translated(3.1, -2.0, 0.0)
gl.Rotated(-2.0*angle-9.0, 0.0, 0.0, 1.0)
gl.CallList(gear2)
gl.PopMatrix()
gl.PushMatrix()
gl.Translated(-3.1, 4.2, 0.0)
gl.Rotated(-2.0*angle-25.0, 0.0, 0.0, 1.0)
gl.CallList(gear3)
gl.PopMatrix()
gl.PopMatrix()
glfw.SwapBuffers()
Frames++
{
t := glfw.Time()
if t-T0 >= 5 {
seconds := (t - T0)
fps := float64(Frames) / seconds
print(Frames, " frames in ", int(seconds), " seconds = ", int(fps), " FPS\n")
T0 = t
Frames = 0
}
}
}
func drawCircle(s CircleShape) {
center := s.Center()
radius := s.Radius()
angle := s.Body().Angle()
gl.VertexPointer(2, 0, circleVerts)
gl.PushMatrix()
gl.Translated(center.X, center.Y, 0.0)
gl.Rotated(angle*180.0/math.Pi, 0.0, 0.0, 1.0)
gl.Scaled(radius, radius, 1.0)
gl.DrawArrays(gl.LINE_STRIP, 0, len(circleVerts)/2)
gl.PopMatrix()
}
func (self *Inventory) DrawItem(t int64, quantity uint16, blockid uint16, r Rect) {
gl.PushMatrix()
gl.LoadIdentity()
const blocksize = float32(0.3)
i := 1
gl.Translated(r.x+r.sizex/2, r.y+r.sizey/2+4*PIXEL_SCALE, 0)
gl.Rotatef(360*float32(math.Sin(float64(t)/1e10+float64(i))), 1.0, 0.0, 0.0)
gl.Rotatef(360*float32(math.Cos(float64(t)/1e10+float64(i))), 0.0, 1.0, 0.0)
gl.Rotatef(360*float32(math.Sin(float64(t)/1e10+float64(i))), 0.0, 0.0, 1.0)
gl.Scalef(blocksize, blocksize, blocksize)
gVertexBuffer.Reset()
TerrainCube(gVertexBuffer, Vectori{}, [18]uint16{}, blockid, FACE_NONE)
gVertexBuffer.RenderDirect(false)
gl.LoadIdentity()
gl.Translated(r.x+5*PIXEL_SCALE, r.y+2*PIXEL_SCALE, 0)
inventoryItemFont.Print(fmt.Sprintf("%d", quantity))
gl.PopMatrix()
}
func plot_list(list uint) {
gl.Enable(gl.BLEND)
gl.Enable(gl.POINT_SMOOTH)
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
gl.PointSize(1.0)
gl.LoadIdentity()
gl.Rotated(xrot, 1, 0, 0)
gl.Rotated(yrot, 0, 1, 0)
gl.Rotated(zrot, 0, 0, 1)
gl.Scaled(scale, scale, scale)
gl.Translated(xoff, yoff, zoff)
gl.CallList(list)
gl.Flush()
}
func onResize(w, h int) {
if h == 0 {
h = 1
}
gl.Viewport(0, 0, w, h)
scale := math.Min(float64(w)/640.0, float64(h)/480.0)
hw := float64(w) * (0.5 / scale)
hh := float64(h) * (0.5 / scale)
gl.MatrixMode(gl.PROJECTION)
gl.LoadIdentity()
gl.Ortho(-hw, hw, -hh, hh, -1.0, 1.0)
gl.Translated(0.5, 0.5, 0.0)
Width = w
Height = h
}
func (self *Inventory) ShowTooltip(x, y float64, str string) {
h, w := inventoryItemFont.Measure(str)
pad := 4 * PIXEL_SCALE
gl.PushMatrix()
gl.LoadIdentity()
gl.Color4ub(0, 0, 0, 255)
gl.Begin(gl.QUADS)
gl.Vertex2d(x, y)
gl.Vertex2d(x+w+pad, y)
gl.Vertex2d(x+w+pad, y+h)
gl.Vertex2d(x, y+h)
gl.End()
gl.Translated(x+pad/2, y+pad/2, 0)
inventoryItemFont.Print(str)
gl.PopMatrix()
}
func (player *Player) Draw(center Vectorf, selectedBlockFace *BlockFace) {
pos := Vectorf{player.position[XAXIS], player.position[YAXIS], player.position[ZAXIS]}
gl.PushMatrix()
gl.Translatef(float32(player.position[XAXIS]), float32(player.position[YAXIS]), float32(player.position[ZAXIS]))
//stepHeight := float32(math.Sin(player.Bounce * piover180)/10.0)
gl.Rotated(player.Heading(), 0.0, 1.0, 0.0)
// Translate to top of ground block
gl.Translatef(0.0, -0.5, 0.0)
pos[YAXIS] += -0.5
// From http://www.realcolorwheel.com/human.htm
headHeight := float64(0.25)
hatHeight := headHeight
brimHeight := 0.15 * headHeight
brimWidth := 1.5 * headHeight
brimDepth := 1.5 * headHeight
neckHeight := 0.25 * headHeight
torsoWidth := 2 * headHeight
torsoHeight := 3.25 * headHeight
torsoDepth := 1 * headHeight
legHeight := 8*headHeight - torsoHeight - neckHeight - headHeight
legWidth := (torsoWidth - 0.25*headHeight) / 2
legDepth := legWidth
armHeight := 2.75 * headHeight
armWidth := 0.75 * torsoDepth
armDepth := 0.75 * torsoDepth
// lowerArmHeight := 1.25 * headHeight
// handHeight := 0.75 * headHeight
var legAngle, torsoAngle, leftArmAngle, rightArmAngle, step float64
// if player.velocity[YAXIS] != 0 {
// legAngle = 20
// leftArmAngle = 120
// rightArmAngle = 120
// } else {
legAngle = 40 * (math.Abs(player.velocity[XAXIS]) + math.Abs(player.velocity[ZAXIS])) / player.walkingSpeed * math.Sin(player.walkSequence)
torsoAngle = -math.Abs(legAngle / 6)
leftArmAngle = -legAngle * 1.2
rightArmAngle = legAngle * 1.2
step = headHeight * 0.1 * math.Pow(math.Sin(player.walkSequence), 2)
// }
gl.Translated(0.0, step, 0)
pos[YAXIS] += step
// Translate to top of leg
gl.Translated(0.0, legHeight, 0)
pos[YAXIS] += legHeight
// Translate to centre of leg
gl.Rotated(legAngle, 0.0, 0.0, 1.0)
gl.Translated(0.0, -legHeight/2, (legWidth+0.25*headHeight)/2)
pos[YAXIS] += -legHeight / 2
pos[ZAXIS] += (legWidth + 0.25*headHeight) / 2
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_LEG], textures[TEXTURE_LEG], textures[TEXTURE_LEG_SIDE], textures[TEXTURE_LEG_SIDE], textures[32], textures[32], FACE_NONE)
gl.Translated(0.0, legHeight/2, -(legWidth+0.25*headHeight)/2)
pos[YAXIS] += legHeight / 2
pos[ZAXIS] += -(legWidth + 0.25*headHeight) / 2
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Translated(0.0, -legHeight/2, -(legWidth+0.25*headHeight)/2)
pos[YAXIS] += -legHeight / 2
pos[ZAXIS] += -(legWidth + 0.25*headHeight) / 2
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_LEG], textures[TEXTURE_LEG], textures[TEXTURE_LEG_SIDE], textures[TEXTURE_LEG_SIDE], textures[32], textures[32], FACE_NONE)
gl.Translated(0.0, legHeight/2, (legWidth+0.25*headHeight)/2)
pos[YAXIS] += legHeight / 2
pos[ZAXIS] += (legWidth + 0.25*headHeight) / 2
gl.Rotated(+legAngle, 0.0, 0.0, 1.0)
gl.Rotated(torsoAngle, 0.0, 0.0, 1.0)
// Translate to centre of torso
gl.Translated(0.0, torsoHeight/2, 0.0)
pos[YAXIS] += torsoHeight / 2
Cuboid(pos, torsoWidth, torsoHeight, torsoDepth, textures[TEXTURE_TORSO_FRONT], textures[TEXTURE_TORSO_BACK], textures[TEXTURE_TORSO_LEFT], textures[TEXTURE_TORSO_RIGHT], textures[TEXTURE_TORSO_TOP], textures[TEXTURE_TORSO_TOP], FACE_NONE)
// Translate to shoulders
gl.Translated(0.0, torsoHeight/2, 0.0)
pos[YAXIS] += torsoHeight / 2
gl.Rotated(leftArmAngle, 0.0, 0.0, 1.0)
gl.Translated(0.0, -armHeight/2, torsoWidth/2+armWidth/2)
pos[YAXIS] += -armHeight / 2
pos[ZAXIS] += torsoWidth/2 + armWidth/2
Cuboid(pos, armWidth, armHeight, armDepth, textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM_TOP], textures[TEXTURE_HAND], FACE_NONE)
gl.Translated(0.0, armHeight/2, -torsoWidth/2-armWidth/2)
pos[YAXIS] += armHeight / 2
pos[ZAXIS] += -torsoWidth/2 + armWidth/2
gl.Rotated(-leftArmAngle, 0.0, 0.0, 1.0)
gl.Rotated(rightArmAngle, 0.0, 0.0, 1.0)
gl.Translated(0.0, -armHeight/2, -torsoWidth/2-armWidth/2)
pos[YAXIS] += -armHeight / 2
pos[ZAXIS] += -torsoWidth/2 + armWidth/2
Cuboid(pos, armWidth, armHeight, armDepth, textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM], textures[TEXTURE_ARM_TOP], textures[TEXTURE_HAND], FACE_NONE)
gl.Translated(0.0, armHeight/2, torsoWidth/2+armWidth/2)
pos[YAXIS] += armHeight / 2
pos[ZAXIS] += torsoWidth/2 + armWidth/2
gl.Rotated(-rightArmAngle, 0.0, 0.0, 1.0)
// Translate to centre of head
gl.Translated(0.0, neckHeight+headHeight/2, 0.0)
pos[YAXIS] += neckHeight + headHeight/2
if selectedBlockFace != nil {
blockPos := selectedBlockFace.pos.Vectorf()
headPos := player.position.Add(Vectorf{0, headHeight * 9, 0})
blockDir := blockPos.Minus(headPos)
if player.Facing(blockDir) {
yrot := (math.Atan2(blockDir[XAXIS], blockDir[ZAXIS]) - math.Pi/2) * 180 / math.Pi
zrot, xrot := -12.0, -12.0
gl.Rotated(-player.Heading(), 0.0, 1.0, 0.0)
gl.Rotated(yrot, 0.0, 1.0, 0.0)
gl.Rotated(zrot, 0.0, 0.0, 1.0)
gl.Rotated(xrot, 1.0, 0.0, 0.0)
}
}
Cuboid(pos, headHeight, headHeight, headHeight, textures[TEXTURE_HEAD_FRONT], textures[TEXTURE_HEAD_BACK], textures[TEXTURE_HEAD_LEFT], textures[TEXTURE_HEAD_RIGHT], nil, textures[TEXTURE_HEAD_BOTTOM], FACE_NONE)
// Translate to hat brim
gl.Translated(0.0, headHeight/2+brimHeight/2, 0.0)
pos[YAXIS] += headHeight/2 + brimHeight/2
Cuboid(pos, brimWidth, brimHeight, brimDepth, textures[TEXTURE_BRIM], textures[TEXTURE_BRIM], textures[TEXTURE_BRIM], textures[TEXTURE_BRIM], textures[TEXTURE_BRIM], textures[TEXTURE_BRIM], FACE_NONE)
gl.Translated(0.0, brimHeight/2+hatHeight/2, 0.0)
pos[YAXIS] += headHeight/2 + brimHeight/2
Cuboid(pos, hatHeight, hatHeight, hatHeight, textures[TEXTURE_HAT_FRONT], textures[TEXTURE_HAT_BACK], textures[TEXTURE_HAT_LEFT], textures[TEXTURE_HAT_RIGHT], textures[TEXTURE_HAT_TOP], nil, FACE_NONE)
gl.PopMatrix()
}
func (self *Inventory) Draw(t int64) {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.LoadIdentity()
gl.Disable(gl.DEPTH_TEST)
gl.Disable(gl.LIGHTING)
gl.Disable(gl.LIGHT0)
gl.Disable(gl.LIGHT1)
gl.Color4ub(0, 0, 0, 208)
gl.Begin(gl.QUADS)
gl.Vertex2f(float32(viewport.lplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.tplane))
gl.Vertex2f(float32(viewport.lplane), float32(viewport.tplane))
gl.End()
picker.DrawItemHighlight(t, 3)
picker.DrawItemHighlight(t, 4)
picker.DrawItemHighlight(t, 5)
picker.DrawItemHighlight(t, 6)
picker.DrawItemHighlight(t, 7)
picker.DrawPlayerItems(t, false)
const blocksize = float64(0.3)
const COLSIZE = 12
slotsize := blocksize * 2.4
slotstep := slotsize + float64(4)*PIXEL_SCALE
slotsInRow := len(self.componentRects)
xtools := float64(viewport.lplane) + 10.0*PIXEL_SCALE
ytools := float64(viewport.tplane) - 10.0*PIXEL_SCALE - slotstep
gl.PushMatrix()
gl.LoadIdentity()
gl.Translated(xtools, ytools+4*PIXEL_SCALE, 0)
inventoryItemFont.Print("Inventory")
gl.PopMatrix()
for i := range self.inventoryRects {
x := xtools + float64(i%slotsInRow)*slotstep
y := ytools - float64(i/slotsInRow)*slotstep
self.inventoryRects[i] = Rect{x, y - slotsize, slotsize, slotsize}
self.DrawItemSlot(t, self.inventoryRects[i])
}
for i := range self.inventorySlots {
if self.inventorySlots[i].item != 0 && self.inventorySlots[i].quantity > 0 {
self.DrawItemInSlot(t, self.inventorySlots[i].quantity, self.inventorySlots[i].item, self.inventoryRects[i])
}
}
xtools += slotstep * (1.0 + float64(slotsInRow))
gl.PushMatrix()
gl.LoadIdentity()
gl.Translated(xtools, ytools+4*PIXEL_SCALE, 0)
if self.currentCrafting == nil {
inventoryItemFont.Print("Handcrafting")
} else {
inventoryItemFont.Print(self.currentCrafting.Label())
}
gl.PopMatrix()
for i := range self.componentSlots {
x := xtools + float64(i)*slotstep
y := ytools
self.componentRects[i] = Rect{x, y - slotsize, slotsize, slotsize}
self.DrawItemSlot(t, self.componentRects[i])
}
for i, cs := range self.componentSlots {
if cs.item != 0 {
self.DrawItemInSlot(t, cs.quantity, cs.item, self.componentRects[i])
}
}
ytools -= slotstep * 2
for i := range self.productSlots {
x := xtools + slotstep*float64(i%slotsInRow)
y := ytools - slotstep*float64(i/slotsInRow)
self.productRects[i] = Rect{x, y - slotsize, slotsize, slotsize}
self.DrawItemSlot(t, self.productRects[i])
}
for i, ps := range self.productSlots {
if ps != nil {
self.DrawItemInSlot(t, ps.product.quantity, ps.product.item, self.productRects[i])
}
}
ytools -= slotstep * float64(1+len(self.productRects)/slotsInRow)
if self.currentContainer != nil {
gl.PushMatrix()
gl.LoadIdentity()
gl.Translated(xtools, ytools+4*PIXEL_SCALE, 0)
inventoryItemFont.Print(self.currentContainer.Label())
gl.PopMatrix()
for i := range self.containerRects {
x := xtools + slotstep*float64(i%slotsInRow)
y := ytools - slotstep*float64(i/slotsInRow)
self.containerRects[i] = Rect{x, y - slotsize, slotsize, slotsize}
self.DrawItemSlot(t, self.containerRects[i])
}
for i := 0; i < self.currentContainer.Slots(); i++ {
if self.currentContainer.Item(i).item != 0 {
self.DrawItemInSlot(t, self.currentContainer.Item(i).quantity, self.currentContainer.Item(i).item, self.containerRects[i])
}
}
}
var mousex, mousey int
mousestate := sdl.GetMouseState(&mousex, &mousey)
if self.selectedItem != nil {
x, y := viewport.ScreenCoordsToWorld2D(uint16(mousex), uint16(mousey))
self.DrawItem(t, self.selectedItem.quantity, self.selectedItem.item, x, y)
}
self.HandleMouse(mousex, mousey, mousestate)
gl.PopMatrix()
}
func (f flat) Render(w, h, d float64) {
gl.PushMatrix()
gl.Translated(0, 0, d)
f.child.Render(w, h, 0)
gl.PopMatrix()
}
func (self *Wolf) Draw(center Vectorf, selectedBlockFace *BlockFace) {
pos := Vectorf{self.position[XAXIS], self.position[YAXIS], self.position[ZAXIS]}
gl.PushMatrix()
gl.Translated(self.position[XAXIS], self.position[YAXIS], self.position[ZAXIS])
gl.Rotated(self.Heading(), 0.0, 1.0, 0.0)
// Translate to top of ground block
gl.Translatef(0.0, -0.5, 0.0)
pos[YAXIS] += -0.5
headHeight := 0.25
headWidth := headHeight
headDepth := headHeight * 2.0
neckHeight := 0.0
torsoWidth := 1.5 * headHeight
torsoHeight := 1.5 * headHeight
torsoDepth := 5 * headHeight
legHeight := 5*headHeight - torsoHeight - neckHeight - headHeight
legWidth := (torsoWidth - 0.25*headHeight) / 2
legDepth := legWidth
var legAngle, step float64
horzSpeed := self.velocity[XAXIS]*self.velocity[XAXIS] + self.velocity[ZAXIS]*self.velocity[ZAXIS]
legAngle = math.Sin(self.walkSequence) * (15 + 55*horzSpeed/(self.sprintSpeed*self.sprintSpeed))
headAngle := 30.0
// torsoAngle = -math.Abs(legAngle / 6)
step = headHeight * 0.3 * math.Pow(math.Sin(self.walkSequence), 2)
gl.Translated(0.0, step, 0)
pos[YAXIS] += step
// Translate to top of leg
// Translate to centre of front left leg
gl.Translated(0.0, legHeight, 0)
pos[YAXIS] += legHeight
legDepthOffset := torsoDepth/2 - legWidth/2
legHeightOffset := -legHeight / 2
legWidthOffset := (legWidth + 0.25*headHeight) / 2
// Translate to centre of front left leg
gl.Translated(legDepthOffset, 0, legWidthOffset)
gl.Rotated(legAngle, 0.0, 0.0, 1.0)
gl.Translated(0, legHeightOffset, 0)
pos[XAXIS] += legDepthOffset
pos[YAXIS] += legHeightOffset
pos[ZAXIS] += legWidthOffset
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], FACE_NONE)
pos[XAXIS] -= legDepthOffset
pos[YAXIS] -= legHeightOffset
pos[ZAXIS] -= legWidthOffset
gl.Translated(0, -legHeightOffset, 0)
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Translated(-legDepthOffset, 0, -legWidthOffset)
legWidthOffset = -legWidthOffset
if horzSpeed <= self.walkingSpeed*self.walkingSpeed {
legAngle = -legAngle
}
gl.Translated(legDepthOffset, 0, legWidthOffset)
gl.Rotated(legAngle, 0.0, 0.0, 1.0)
gl.Translated(0, legHeightOffset, 0)
pos[XAXIS] += legDepthOffset
pos[YAXIS] += legHeightOffset
pos[ZAXIS] += legWidthOffset
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], FACE_NONE)
pos[XAXIS] -= legDepthOffset
pos[YAXIS] -= legHeightOffset
pos[ZAXIS] -= legWidthOffset
gl.Translated(0, -legHeightOffset, 0)
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Translated(-legDepthOffset, 0, -legWidthOffset)
legDepthOffset = -legDepthOffset
legWidthOffset = -legWidthOffset
if horzSpeed > self.walkingSpeed*self.walkingSpeed {
legAngle = -legAngle
}
gl.Translated(legDepthOffset, 0, legWidthOffset)
gl.Rotated(legAngle, 0.0, 0.0, 1.0)
gl.Translated(0, legHeightOffset, 0)
pos[XAXIS] += legDepthOffset
pos[YAXIS] += legHeightOffset
pos[ZAXIS] += legWidthOffset
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], FACE_NONE)
pos[XAXIS] -= legDepthOffset
pos[YAXIS] -= legHeightOffset
pos[ZAXIS] -= legWidthOffset
gl.Translated(0, -legHeightOffset, 0)
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Translated(-legDepthOffset, 0, -legWidthOffset)
legWidthOffset = -legWidthOffset
if horzSpeed <= self.walkingSpeed*self.walkingSpeed {
legAngle = -legAngle
}
gl.Translated(legDepthOffset, 0, legWidthOffset)
gl.Rotated(legAngle, 0.0, 0.0, 1.0)
gl.Translated(0, legHeightOffset, 0)
pos[XAXIS] += legDepthOffset
pos[YAXIS] += legHeightOffset
pos[ZAXIS] += legWidthOffset
Cuboid(pos, legWidth, legHeight, legDepth, textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], textures[TEXTURE_WOLF_LEG], FACE_NONE)
pos[XAXIS] -= legDepthOffset
pos[YAXIS] -= legHeightOffset
pos[ZAXIS] -= legWidthOffset
gl.Translated(0, -legHeightOffset, 0)
gl.Rotated(-legAngle, 0.0, 0.0, 1.0)
gl.Translated(-legDepthOffset, 0, -legWidthOffset)
//gl.Rotated(torsoAngle, 0.0, 0.0, 1.0)
// Translate to centre of torso
gl.Translated(0.0, torsoHeight/2, 0.0)
pos[YAXIS] += torsoHeight / 2
Cuboid(pos, torsoWidth, torsoHeight, torsoDepth, textures[TEXTURE_WOLF_TORSO_FRONT], textures[TEXTURE_WOLF_TORSO_BACK], textures[TEXTURE_WOLF_TORSO_SIDE], textures[TEXTURE_WOLF_TORSO_SIDE], textures[TEXTURE_WOLF_TORSO_TOP], textures[TEXTURE_WOLF_TORSO_TOP], FACE_NONE)
// Translate to shoulders
gl.Translated(0.0, torsoHeight/2, 0.0)
pos[YAXIS] += torsoHeight / 2
// Translate to centre of head
gl.Translated(torsoDepth/2+headDepth*0.5, 0.0, 0.0)
pos[XAXIS] += torsoDepth/2 + headDepth*0.5
pos[YAXIS] += 0.0
gl.Rotated(-headAngle, 0.0, 0.0, 1.0)
Cuboid(pos, headWidth, headHeight, headDepth, textures[TEXTURE_WOLF_HEAD_FRONT], textures[TEXTURE_WOLF_HEAD_BACK], textures[TEXTURE_WOLF_HEAD_SIDE], textures[TEXTURE_WOLF_HEAD_SIDE], textures[TEXTURE_WOLF_HEAD_TOP], textures[TEXTURE_WOLF_HEAD_BOTTOM], FACE_NONE)
gl.PopMatrix()
}
func (s *Scatter) Render(w, h, d float64) {
gl.PushMatrix()
min, max := s.points.Bounds()
dim := max.Sub(min)
gl.Scaled(w/dim.X, h/dim.Y, d/dim.Z)
gl.Translated(-min.X, -min.Y, -min.Z)
// Draw axes: red X, green Y, blue Z.
gl.Begin(gl.LINES)
gl.LineWidth(1.5)
gl.Color3ub(255, 0, 0)
gl.Vertex3d(min.X, min.Y, min.Z)
gl.Vertex3d(max.X, min.Y, min.Z)
gl.Color3ub(0, 255, 0)
gl.Vertex3d(min.X, min.Y, min.Z)
gl.Vertex3d(min.X, max.Y, min.Z)
gl.Color3ub(0, 0, 255)
gl.Vertex3d(min.X, min.Y, min.Z)
gl.Vertex3d(min.X, min.Y, max.Z)
gl.End()
// Draw 2d plots on the XY, YZ, and XZ planes.
gl.PointSize(10.0)
gl.Begin(gl.POINTS)
// X plot
gl.Color4ub(255, 0, 0, 31)
for _, p := range s.points {
gl.Vertex3d(p.X, min.Y, min.Z)
}
// Y plot
gl.Color4ub(0, 255, 0, 31)
for _, p := range s.points {
gl.Vertex3d(min.X, p.Y, min.Z)
}
// Z plot
gl.Color4ub(0, 0, 255, 31)
for _, p := range s.points {
gl.Vertex3d(min.X, min.Y, p.Z)
}
// XY plot
gl.Color4ub(255, 255, 0, 63)
for _, p := range s.points {
gl.Vertex3d(p.X, p.Y, min.Z)
}
// YZ plot
gl.Color4ub(0, 255, 255, 63)
for _, p := range s.points {
gl.Vertex3d(min.X, p.Y, p.Z)
}
// XZ plot
gl.Color4ub(255, 0, 255, 63)
for _, p := range s.points {
gl.Vertex3d(p.X, min.Y, p.Z)
}
// XYZ plot
gl.Color4ub(255, 255, 255, 128)
for _, p := range s.points {
gl.Vertex3d(p.X, p.Y, p.Z)
}
gl.End()
gl.PopMatrix()
}
func testPlot(dimension, order int) {
var (
iterations float64 = 0
start_t = time.Now()
split time.Time = start_t
total time.Duration
fps float64 = 1.0
new_attractor, redraw bool = true, true
npoints int = 1e5
coeffs []float64
//offsets, offset_coeffs []float64
start Matrix = MakeMatrix(1, int(math.Max(3, float64(dimension))))
points, points2/*, points3*/ Matrix
//attractor = gl.GenLists(1);
)
//offsets = make([]float64, ncoeffs(order))
//offset_coeffs = make([]float64, ncoeffs(order))
//coeffs = make([]float64, dimension + nCoeffs(order, dimension) * dimension)
//for i := range offsets { offsets[i] += rand.Float64() }
for handleEvents(&new_attractor, &redraw, &npoints) {
xoff += xvel / fps
yoff += yvel / fps
zoff += zvel / fps
xrot += xrotvel / fps
yrot += yrotvel / fps
zrot += zrotvel / fps
scale += svel / fps
if new_attractor {
coeffs, start = find_map_with_L(dimension, order, 0.1, 0.4)
redraw = true
new_attractor = false
}
if redraw {
points = MakePointMatrix(makeMapFn(dimension, order, coeffs), start, 500, npoints)
points2 = MakeMatrix(npoints, points.Height())
//points3 = MakeMatrix(npoints, points.Height())
redraw = false
fmt.Println("Redraw", npoints, "points")
}
//points2 = points
//RotationXW(xwrot).Apply(points, points2)
//RotationYW(xwrot + 0.25).Apply(points2, points3)
//RotationZW(xwrot + 0.50).Apply(points3, points2)
if dimension == 4 {
RotationZW(xwrot).Apply(points, points2)
xwrot += 0.05
ApplyW(points2, points2)
} else {
points2 = points
}
gl.Enable(gl.BLEND)
gl.Enable(gl.POINT_SMOOTH)
gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
gl.PointSize(1.0)
gl.LoadIdentity()
gl.Rotated(xrot, 1, 0, 0)
gl.Rotated(yrot, 0, 1, 0)
gl.Rotated(zrot, 0, 0, 1)
gl.Scaled(scale, scale, scale)
gl.Translated(xoff, yoff, zoff)
gl.Color4d(1, 1, 1, 0.25)
gl.EnableClientState(gl.VERTEX_ARRAY)
if dimension > 3 {
gl.VertexPointer(3, (dimension-3)*32, points2.FlatCols())
} else {
gl.VertexPointer(3, 0, points2.FlatCols())
}
gl.DrawArrays(gl.POINTS, 0, points2.Width())
gl.DisableClientState(gl.VERTEX_ARRAY)
sdl.GL_SwapBuffers()
gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
iterations++
if time.Since(split).Seconds() > 1.0 {
total = time.Since(start_t)
fps = iterations / total.Seconds()
fmt.Println(iterations, "iterations in", total.Seconds(), "gives",
fps, "fps")
split = time.Now()
}
}
}
func (self *Inventory) Draw(t int64) {
gl.MatrixMode(gl.MODELVIEW)
gl.PushMatrix()
gl.LoadIdentity()
gl.Disable(gl.DEPTH_TEST)
gl.Disable(gl.LIGHTING)
gl.Disable(gl.LIGHT0)
gl.Disable(gl.LIGHT1)
gl.Color4ub(0, 0, 0, 208)
gl.Begin(gl.QUADS)
gl.Vertex2f(float32(viewport.lplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.bplane))
gl.Vertex2f(float32(viewport.rplane), float32(viewport.tplane))
gl.Vertex2f(float32(viewport.lplane), float32(viewport.tplane))
gl.End()
picker.DrawItemHighlight(t, 3)
picker.DrawItemHighlight(t, 4)
picker.DrawItemHighlight(t, 5)
picker.DrawItemHighlight(t, 6)
picker.DrawItemHighlight(t, 7)
picker.DrawPlayerItems(t)
const blocksize = float64(0.3)
const COLSIZE = 12
diam := blocksize * 2.4
offset := diam + float64(4)*PIXEL_SCALE
for i := range self.inventoryRects {
x := float64(viewport.lplane) + float64(10)*PIXEL_SCALE + float64(i/COLSIZE)*offset
y := float64(viewport.tplane) - float64(10)*PIXEL_SCALE - float64(i%COLSIZE)*offset
self.inventoryRects[i] = Rect{x, y - diam, diam, diam}
self.DrawItemSlot(t, self.inventoryRects[i])
}
slot := 0
for i := 1; i < len(ThePlayer.inventory); i++ {
if ThePlayer.inventory[i] > 0 {
self.inventorySlots[slot] = uint16(i)
self.DrawItem(t, ThePlayer.inventory[i], uint16(i), self.inventoryRects[slot])
slot++
}
}
for i := range self.componentSlots {
x := float64(viewport.lplane) + offset*float64(2+len(self.inventoryRects)/COLSIZE) + float64(i)*offset
y := float64(viewport.tplane) - (10.0 * PIXEL_SCALE)
self.componentRects[i] = Rect{x, y - diam, diam, diam}
self.DrawItemSlot(t, self.componentRects[i])
}
for i, cs := range self.componentSlots {
if cs != 0 {
self.DrawItem(t, ThePlayer.inventory[cs], cs, self.componentRects[i])
}
}
for i := range self.productSlots {
x := float64(viewport.lplane) + offset*float64(2+len(self.inventoryRects)/COLSIZE) + offset*float64(i%len(self.componentRects))
y := float64(viewport.tplane) - (10.0 * PIXEL_SCALE) - offset*float64(2+float64(i/len(self.componentRects)))
self.productRects[i] = Rect{x, y - diam, diam, diam}
self.DrawItemSlot(t, self.productRects[i])
}
for i, ps := range self.productSlots {
if ps != nil {
self.DrawItem(t, ps.product.quantity, ps.product.item, self.productRects[i])
}
}
if self.currentContainer != nil {
for i := range self.containerRects {
x := float64(viewport.lplane) + offset*float64(2+len(self.inventoryRects)/COLSIZE) + float64(i)*offset
y := float64(viewport.tplane) - (10.0 * PIXEL_SCALE) - offset*float64(2+float64(len(self.productRects)/len(self.componentRects))) - offset*float64(2+float64(i/len(self.componentRects)))
self.containerRects[i] = Rect{x, y - diam, diam, diam}
self.DrawItemSlot(t, self.containerRects[i])
}
for i := uint16(0); i < self.currentContainer.Slots(); i++ {
item := self.currentContainer.Item(i)
if item != nil {
self.DrawItem(t, item.quantity, item.item, self.containerRects[i])
}
}
gl.PushMatrix()
gl.LoadIdentity()
gl.Translated(self.containerRects[0].x, self.containerRects[0].y+diam, 0)
inventoryItemFont.Print(self.currentContainer.Label())
gl.PopMatrix()
}
var mousex, mousey int
mousestate := sdl.GetMouseState(&mousex, &mousey)
self.HandleMouse(mousex, mousey, mousestate)
gl.PopMatrix()
}