Golang gl.PushMatrix函数代码示例

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本文整理汇总了Golang中github.com/go-gl/gl.PushMatrix函数的典型用法代码示例。如果您正苦于以下问题：Golang PushMatrix函数的具体用法？Golang PushMatrix怎么用？Golang PushMatrix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PushMatrix函数的20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，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: display

func display() {
	gl.Clear(gl.COLOR_BUFFER_BIT)
	bitmap_output(40, 35, "This is written in a GLUT bitmap font.", glut.BITMAP_TIMES_ROMAN_24)
	bitmap_output(30, 210, "More bitmap text is a fixed 9 by 15 font.", glut.BITMAP_9_BY_15)
	bitmap_output(70, 240, "                Helvetica is yet another bitmap font.", glut.BITMAP_HELVETICA_18)

	gl.MatrixMode(gl.PROJECTION)
	gl.PushMatrix()
	gl.LoadIdentity()
	glu.Perspective(40.0, 1.0, 0.1, 20.0)
	gl.MatrixMode(gl.MODELVIEW)
	gl.PushMatrix()
	glu.LookAt(0.0, 0.0, 4.0, /* eye is at (0,0,30) */
		0.0, 0.0, 0.0, /* center is at (0,0,0) */
		0.0, 1.0, 0.0) /* up is in postivie Y direction */
	gl.PushMatrix()
	gl.Translatef(0, 0, -4)
	gl.Rotatef(50, 0, 1, 0)
	stroke_output(-2.5, 1.1, "  This is written in a", glut.STROKE_ROMAN)
	stroke_output(-2.5, 0, " GLUT stroke font.", glut.STROKE_ROMAN)
	stroke_output(-2.5, -1.1, "using 3D perspective.", glut.STROKE_ROMAN)
	gl.PopMatrix()
	gl.MatrixMode(gl.MODELVIEW)
	gl.PopMatrix()
	gl.MatrixMode(gl.PROJECTION)
	gl.PopMatrix()
	gl.MatrixMode(gl.MODELVIEW)
	gl.Flush()
}

开发者ID:himanshushekhar，项目名称:glut，代码行数:29，代码来源:fontdemo.go

示例2: draw

// OpenGL draw function & timing
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()
}

开发者ID:nzlov，项目名称:examples，代码行数:29，代码来源:gears.go

示例3: pushGlStates

func (r *RenderTarget) pushGlStates() {
	gl.PushClientAttrib(gl.CLIENT_ALL_ATTRIB_BITS)
	gl.PushAttrib(gl.ALL_ATTRIB_BITS)
	gl.MatrixMode(gl.MODELVIEW)
	gl.PushMatrix()
	gl.MatrixMode(gl.PROJECTION)
	gl.PushMatrix()
	gl.MatrixMode(gl.TEXTURE)
	gl.PushMatrix()

	r.resetGlStates()
}

开发者ID:netpoetica，项目名称:gosfml，代码行数:12，代码来源:rendertarget.go

示例4: renderSwitchBlocks

func renderSwitchBlocks(s *Switch) {
	// TODO constant
	v := SwitchSize / 2
	x, y := float32(s.X+v), float32(s.Y+v)
	gl.LoadIdentity()
	gl.Translatef(x, y, 0)
	if s.rotate != 0 {
		gl.Rotatef(float32(s.rotate), 0, 0, 1)
	}
	bsf := float32(BlockSize - s.Z)
	padding := float32(BlockPadding)

	var b *Block
	// Render block top left
	b = g.level.blocks[s.line][s.col]
	if !b.Rendered {
		gl.PushMatrix()
		gl.Translatef(-bsf-padding, -bsf-padding, 0)
		renderBlock(b, bsf)
		gl.PopMatrix()
		b.Rendered = true
	}

	// Render block top right
	b = g.level.blocks[s.line][s.col+1]
	if !b.Rendered {
		gl.PushMatrix()
		gl.Translatef(padding, -bsf-padding, 0)
		renderBlock(b, bsf)
		gl.PopMatrix()
		b.Rendered = true
	}

	// Render block bottom right
	b = g.level.blocks[s.line+1][s.col+1]
	if !b.Rendered {
		gl.PushMatrix()
		gl.Translatef(padding, padding, 0)
		renderBlock(b, bsf)
		gl.PopMatrix()
		b.Rendered = true
	}

	// render block bottom left
	b = g.level.blocks[s.line+1][s.col]
	if !b.Rendered {
		gl.PushMatrix()
		gl.Translatef(-bsf-padding, padding, 0)
		renderBlock(b, bsf)
		gl.PopMatrix()
		b.Rendered = true
	}
}

开发者ID:remogatto，项目名称:mozaik，代码行数:53，代码来源:main_init.go

示例5: Draw

func (m *Map) Draw() {

	gl.PushMatrix()
	gl.PushAttrib(gl.CURRENT_BIT | gl.ENABLE_BIT | gl.LIGHTING_BIT | gl.POLYGON_BIT | gl.LINE_BIT)

	gl.EnableClientState(gl.VERTEX_ARRAY)
	gl.VertexPointer(3, gl.FLOAT, 0, m.vertices)

	gl.EnableClientState(gl.NORMAL_ARRAY)
	gl.NormalPointer(gl.FLOAT, 0, m.normals)

	// gl.EnableClientState(gl.TEXTURE_COORD_ARRAY)
	// gl.TexCoordPointer(2, gl.FLOAT, 0, m.texcoords)

	gl.EnableClientState(gl.COLOR_ARRAY)
	gl.ColorPointer(3, gl.FLOAT, 0, m.colors)

	// draw solids
	gl.Enable(gl.COLOR_MATERIAL)
	// gl.DrawArrays(gl.TRIANGLE_STRIP, 0, len(m.vertices)/3)

	gl.PolygonMode(gl.FRONT_AND_BACK, gl.LINE)
	gl.LineWidth(1.0)
	gl.Color4f(1, 1, 1, 1)
	gl.DrawArrays(gl.TRIANGLE_STRIP, 0, len(m.vertices)/3)

	gl.PopAttrib()
	gl.PopMatrix()

}

开发者ID:sixthgear，项目名称:landscapes，代码行数:30，代码来源:map.go

示例6: main

func main() {

	if !glfw.Init() {
		log.Fatal("glfw failed to initialize")
	}
	defer glfw.Terminate()

	window, err := glfw.CreateWindow(640, 480, "Deformable", nil, nil)
	if err != nil {
		log.Fatal(err.Error())
	}

	window.MakeContextCurrent()
	glfw.SwapInterval(1)
	window.SetMouseButtonCallback(handleMouseButton)
	window.SetKeyCallback(handleKeyDown)
	window.SetInputMode(glfw.Cursor, glfw.CursorHidden)

	gl.Init()
	initGL()

	i := 16
	m = GenerateMap(1600/i, 1200/i, i)
	for running && !window.ShouldClose() {

		x, y := window.GetCursorPosition()

		if drawing != 0 {
			m.Add(int(x)+int(camera[0]), int(y)+int(camera[1]), drawing, brushSizes[currentBrushSize])
		}

		gl.Clear(gl.COLOR_BUFFER_BIT)
		gl.LoadIdentity()

		gl.PushMatrix()
		gl.PushAttrib(gl.CURRENT_BIT | gl.ENABLE_BIT | gl.LIGHTING_BIT | gl.POLYGON_BIT | gl.LINE_BIT)
		gl.Translatef(-camera[0], -camera[1], 0)
		m.Draw()
		gl.PopAttrib()
		gl.PopMatrix()

		gl.PushAttrib(gl.COLOR_BUFFER_BIT)
		gl.LineWidth(2)
		gl.Enable(gl.BLEND)
		gl.BlendFunc(gl.ONE_MINUS_DST_COLOR, gl.ZERO)
		// gl.Enable(gl.LINE_SMOOTH)
		// gl.Hint(gl.LINE_SMOOTH_HINT, gl.NICEST)

		gl.Translatef(float32(x), float32(y), 0)

		gl.EnableClientState(gl.VERTEX_ARRAY)
		gl.VertexPointer(2, gl.DOUBLE, 0, cursorVerts)
		gl.DrawArrays(gl.LINE_LOOP, 0, 24)
		gl.PopAttrib()

		window.SwapBuffers()
		glfw.PollEvents()
	}

}

开发者ID:sixthgear，项目名称:deformable，代码行数:60，代码来源:main.go

示例7: draw

// OpenGL draw function
func draw() {
	gl.Clear(gl.COLOR_BUFFER_BIT)
	gl.Enable(gl.BLEND)
	gl.Enable(gl.POINT_SMOOTH)
	gl.Enable(gl.LINE_SMOOTH)
	gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)
	gl.LoadIdentity()

	gl.Begin(gl.LINES)
	gl.Color3f(.2, .2, .2)
	for i := range staticLines {
		x := staticLines[i].GetAsSegment().A.X
		y := staticLines[i].GetAsSegment().A.Y
		gl.Vertex3f(float32(x), float32(y), 0)
		x = staticLines[i].GetAsSegment().B.X
		y = staticLines[i].GetAsSegment().B.Y
		gl.Vertex3f(float32(x), float32(y), 0)
	}
	gl.End()

	gl.Color4f(.3, .3, 1, .8)
	// draw balls
	for _, ball := range balls {
		gl.PushMatrix()
		pos := ball.Body.Position()
		rot := ball.Body.Angle() * chipmunk.DegreeConst
		gl.Translatef(float32(pos.X), float32(pos.Y), 0.0)
		gl.Rotatef(float32(rot), 0, 0, 1)
		drawCircle(float64(ballRadius), 60)
		gl.PopMatrix()
	}
}

开发者ID:niksaak，项目名称:chipmunk，代码行数:33，代码来源:bouncing_balls.go

示例8: runGameLoop

func runGameLoop(window *glfw.Window) {
	for !window.ShouldClose() {
		// update objects
		updateObjects()

		// hit detection
		hitDetection()

		// ---------------------------------------------------------------
		// draw calls
		gl.Clear(gl.COLOR_BUFFER_BIT)

		drawCurrentScore()
		drawHighScore()

		if isGameWon() {
			drawWinningScreen()
		} else if isGameLost() {
			drawGameOverScreen()
		}

		// draw everything 9 times in a 3x3 grid stitched together for seamless clipping
		for x := -1.0; x < 2.0; x++ {
			for y := -1.0; y < 2.0; y++ {
				gl.MatrixMode(gl.MODELVIEW)
				gl.PushMatrix()
				gl.Translated(gameWidth*x, gameHeight*y, 0)

				drawObjects()

				gl.PopMatrix()
			}
		}

		gl.Flush()
		window.SwapBuffers()
		glfw.PollEvents()

		// switch resolution
		if altEnter {
			window.Destroy()

			fullscreen = !fullscreen
			var err error
			window, err = initWindow()
			if err != nil {
				panic(err)
			}

			altEnter = false

			gl.LineWidth(1)
			if fullscreen {
				gl.LineWidth(2)
			}
		}
	}
}

开发者ID:JamesClonk，项目名称:asteroids，代码行数:58，代码来源:main.go

示例9: stroke_output

func stroke_output(x, y float32, str string, font glut.StrokeFont) {
	gl.PushMatrix()
	gl.Translatef(x, y, 0)
	gl.Scalef(0.005, 0.005, 0.005)
	for _, ch := range str {
		font.Character(ch)
	}
	gl.PopMatrix()
}

开发者ID:himanshushekhar，项目名称:glut，代码行数:9，代码来源:fontdemo.go

示例10: PlaceObject

func PlaceObject(compiledPrim gl.List, scale [3]double, translation [3]double, rotation [4]double) {
	// objects are placed and transformed when necessary
	gl.PushMatrix()
	gl.Scaled(scale)
	gl.Translated(translation)
	gl.Rotated(rotation)
	gl.CallList(compiledPrim)
	gl.PopMatrix()
}

开发者ID:7thprime，项目名称:sol，代码行数:9，代码来源:utils.go

示例11: drawPaddle

func drawPaddle(x float32, y float32) {
	gl.PushMatrix()
	gl.Translatef(float32(x), float32(y), 0)
	gl.Color3f(1.0, 1.0, 1.0)
	gl.Begin(gl.LINE_STRIP)
	gl.Vertex2f(0, -5)
	gl.Vertex2f(0, 5)
	gl.End()
	gl.PopMatrix()
}

开发者ID:rick-monster，项目名称:gopong，代码行数:10，代码来源:view.go

示例12: draw

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
		}
	}
}

开发者ID:jayschwa，项目名称:examples，代码行数:43，代码来源:main.go

示例13: DrawEntity

func DrawEntity(en Entity) {

	x := en.Xpos
	y := en.Ypos
	r := en.Rot
	s := en.Size
	col := en.Colour

	switch col {
	case "grey":
		gl.Color3d(0.5, 0.5, 0.5)
	case "red":
		gl.Color3d(1, 0, 0)
	case "green":
		gl.Color3d(0, 1, 0)
	case "blue":
		gl.Color3d(0, 0, 1)
	case "lblue":
		gl.Color3d(0.3, 0.3, 1)
	case "orange":
		gl.Color3d(1, 0.5, 0)
	case "yellow":
		gl.Color3d(1, 1, 0)
	case "purple":
		gl.Color3d(1, 0, 1)
	case "white":
		gl.Color3d(1, 1, 1)
	default:
		gl.Color3d(1, 1, 1)
	}

	gl.PushMatrix()

	gl.Translated(x, y, 0)
	gl.Scaled(s, s, s)
	//gl.Rotated(r*180/math.Pi, 0, 0, 1)
	gl.Rotated(r, 0, 0, 1)

	enx := [3]float64{-0.7, 0.7, 0}
	eny := [3]float64{1, 1, -1}

	//in OpenGL 3.2, the vertices below would be stored on the GPU
	//so all you would need to do is say DrawShape(A) or something

	gl.Begin(gl.TRIANGLES)
	gl.Vertex3d(enx[0], eny[0], 0)
	gl.Vertex3d(enx[1], eny[1], 0)
	gl.Vertex3d(enx[2], eny[2], 0)
	gl.End()

	gl.PopMatrix()

}

开发者ID:neurocase，项目名称:pathfinding，代码行数:53，代码来源:drawen.go

示例14: drawPool

func drawPool(cards [5]DeckCard, x float32) {
	gl.PushMatrix()
	gl.Translatef(x, 590-CardHeight, 0)

	for i, card := range cards {
		if i > 0 {
			gl.Translatef(0, -(CardHeight + 5), 0)
		}

		card.Draw()
	}
	gl.PopMatrix()
}

开发者ID:Bunkerbewohner，项目名称:cardgame，代码行数:13，代码来源:playfield.go

示例15: DebugLines

// Draws a cross on the screen with known lengths, useful for understanding
// screen dimensions
func DebugLines() {
	gl.MatrixMode(gl.PROJECTION)
	gl.PushMatrix()
	//gl.LoadIdentity()
	//gl.Ortho(-2.1, 6.1, -4, 8, 1, -1)
	gl.MatrixMode(gl.MODELVIEW)
	gl.PushMatrix()
	gl.LoadIdentity()

	gl.LoadIdentity()
	gl.LineWidth(5)
	gl.Color4f(1, 1, 0, 1)
	gl.Begin(gl.LINES)
	gl.Vertex2d(0, -1.6)
	gl.Vertex2d(0, 0.8)
	gl.Vertex2d(-0.8, 0)
	gl.Vertex2d(0.8, 0)
	gl.End()
	gl.PopMatrix()

	gl.MatrixMode(gl.PROJECTION)
	gl.PopMatrix()
	gl.MatrixMode(gl.MODELVIEW)
}

开发者ID:jasonrpowers，项目名称:glh，代码行数:26，代码来源:util.go

示例16: DrawSizeableTri

func DrawSizeableTri(Tr SizeableTri) {
	ax := Tr.Ax
	bx := Tr.Bx
	cx := Tr.Cx

	ay := Tr.Ay
	by := Tr.By
	cy := Tr.Cy

	col := Tr.Colour

	switch col {
	case "grey":
		gl.Color3d(0.5, 0.5, 0.5)
	case "red":
		gl.Color3d(1, 0, 0)
	case "green":
		gl.Color3d(0, 1, 0)
	case "blue":
		gl.Color3d(0, 0, 1)
	case "lblue":
		gl.Color3d(0.3, 0.3, 1)
	case "orange":
		gl.Color3d(1, 0.5, 0)
	case "yellow":
		gl.Color3d(1, 1, 0)
	case "purple":
		gl.Color3d(1, 0, 1)
	default:
		gl.Color3d(1, 1, 1)
	}

	gl.PushMatrix()

	//	gl.Translated(x, y, 0)
	//	gl.Scaled(s, s, s)

	//	gl.Rotated(r, 0, 0, 1)

	gl.Begin(gl.TRIANGLES)
	gl.Vertex3d(ax, ay, 0)
	gl.Vertex3d(bx, by, 0)
	gl.Vertex3d(cx, cy, 0)
	gl.End()

	gl.PopMatrix()

}

开发者ID:neurocase，项目名称:physicstest，代码行数:48，代码来源:drawen.go

示例17: Render

func (m HexMap) Render() {
	for x := 0; x < 11; x++ {
		maxy := 8
		if x%2 == 1 {
			maxy = 9
		}
		for y := 0; y < maxy; y++ {
			if m[x][y].State != StateNormal {
				continue
			}
			gl.PushMatrix()
			posX, posY := m.GetTopLeft(x, y).WithOffset()
			gl.Translatef(float32(posX), float32(posY), 0)
			m[x][y].Render(1, false)
			gl.PopMatrix()
		}
	}
}

开发者ID:TheOnly92，项目名称:gexic，代码行数:18，代码来源:hex.go

示例18: Draw

func (p *Playfield) Draw() {
	drawPool(p.playerCards, 10)
	drawPool(p.opponentCards, 790-CardWidth)

	// draw the slots
	gl.PushMatrix()
	gl.Translatef(CardWidth+60, 580-CardHeight, 0)
	for i, slot := range p.slots {
		if i > 0 {
			gl.Translatef(CardWidth+2, 0, 0)
			if i%4 == 0 {
				gl.Translatef(-((CardWidth + 2) * 4), -(CardHeight + 2), 0)
			}
		}
		slot.card.Draw()
	}
	gl.PopMatrix()
}

开发者ID:Bunkerbewohner，项目名称:cardgame，代码行数:18，代码来源:playfield.go

示例19: drawBall

func drawBall(angle float32, ball_x float32, ball_y float32) {
	gl.PushMatrix()
	gl.Color3f(1, 1, 1)
	gl.Translatef(ball_x, ball_y, 0.0)
	gl.Begin(gl.LINE_LOOP)
	for rad := 0.0; rad < 1.0; rad += 0.01 {
		gl.Vertex2f(
			float32(2.0*math.Cos(2.0*math.Pi*rad)),
			float32(2.0*math.Sin(2.0*math.Pi*rad)+0.2))
	}
	gl.End()
	gl.Rotatef(angle, 0.0, 0.0, 1.0)

	gl.Begin(gl.LINE_STRIP)
	gl.Vertex2f(0, 0)
	gl.Vertex2f(2, 0)
	gl.End()

	gl.PopMatrix()
}

开发者ID:rick-monster，项目名称:gopong，代码行数:20，代码来源:view.go

示例20: drawBlock

func drawBlock(loc Loc, b *Block) {
	// Save current modelview matrix on to the stack
	gl.PushMatrix()
	// Move block
	gl.Translatef(loc.X, loc.Y, loc.Z)
	// Rotate block
	gl.Rotatef(b.Pitch, 1, 0, 0)
	gl.Rotatef(b.Yaw, 0, 1, 0)
	gl.Rotatef(b.Roll, 0, 0, 1)
	// Start specifying the vertices of quads.
	gl.Begin(gl.QUADS)
	for _, quad := range b.Quads {
		gl.Color3fv(quad.Color)
		for _, vertex := range quad.Vertices {
			gl.Vertex3fv(b.Vertices[vertex])
		}
	}
	gl.End()
	// Restore old modelview matrix
	gl.PopMatrix()
}

开发者ID:srm88，项目名称:blocks，代码行数:21，代码来源:main.go

注：本文中的github.com/go-gl/gl.PushMatrix函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。