Golang plotutil.AddLinePoints函数代码示例

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本文整理汇总了Golang中github.com/gonum/plot/plotutil.AddLinePoints函数的典型用法代码示例。如果您正苦于以下问题：Golang AddLinePoints函数的具体用法？Golang AddLinePoints怎么用？Golang AddLinePoints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AddLinePoints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: plotDensity

func plotDensity(rs1, rs2 []result, ftype string) {
	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "Scheduler Benchmark"
	p.X.Label.Text = "Seconds"

	var filename string
	switch ftype {
	case "total":
		p.Y.Label.Text = "Number of Pods"
		err = plotutil.AddLinePoints(p,
			"Total-new", getTotal(rs1),
			"Total-old", getTotal(rs2))
		filename = "schedule-total.png"
	case "rate":
		p.Y.Label.Text = "Rate of Scheduling"
		err = plotutil.AddLinePoints(p,
			"Rate-new", getRate(rs1),
			"Rate-old", getRate(rs2))
		filename = "schedule-rate.png"
	}
	if err != nil {
		panic(err)
	}

	if err := p.Save(10*vg.Inch, 10*vg.Inch, filename); err != nil {
		panic(err)
	}

	fmt.Println("successfully plotted density graph to", filename)
}

开发者ID:coreos，项目名称:kscale，代码行数:34，代码来源:main.go

示例2: save

// Save benched results.
func save(filename string, names []string, ns [][]int64, X []int64) {
	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "ns/sort"
	p.X.Label.Text = "N"
	p.Y.Label.Text = "ns"
	p.X.Scale = plot.LogScale{}
	p.Y.Scale = plot.LogScale{}

	data := make([]interface{}, len(names)*2)
	for i, name := range names {
		data[i*2] = name
		data[i*2+1] = points(X, ns[i])
	}

	if err := plotutil.AddLinePoints(p, data...); err != nil {
		panic(err)
	}

	if err := p.Save(10*vg.Inch, 8*vg.Inch, filename); err != nil {
		panic(err)
	}
}

开发者ID:zzmp，项目名称:algorithms，代码行数:27，代码来源:perf.go

示例3: drawEmbeddedFeaturesFilteringResults

func drawEmbeddedFeaturesFilteringResults(results []testEmbeddedFeaturesFilteringResult, refF1 float64, fileName string) {
	fmt.Println("plotting ...")

	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "Adaboost: Embedded features filtering test"
	p.X.Label.Text = "Selected features count"
	p.Y.Label.Text = "F1"

	var resultPoints plotter.XYs
	for _, nextResult := range results {
		resultPoints = append(resultPoints,
			struct{ X, Y float64 }{float64(nextResult.FeaturesCount), nextResult.F1})
	}

	refPoints := make(plotter.XYs, 2)
	refPoints[0] = struct{ X, Y float64 }{float64(results[0].FeaturesCount), refF1}
	refPoints[1] = struct{ X, Y float64 }{float64(results[len(results)-1].FeaturesCount), refF1}

	err = plotutil.AddLinePoints(p,
		"F1 with selected features", resultPoints,
		"reference F1 with all features", refPoints)
	if err != nil {
		panic(err)
	}

	if err := p.Save(8*vg.Inch, 8*vg.Inch, fileName); err != nil {
		panic(err)
	}
}

开发者ID:Lnd-stoL，项目名称:go-adaboost，代码行数:33，代码来源:test.go

示例4: plotSingle

func plotSingle(df *DataFrame, name string) {
	p, err := plot.New()
	if err != nil {
		log.Fatal(err)
	}

	p.X.Label.Text = "X"
	p.Y.Label.Text = "Y"

	err = plotutil.AddLinePoints(p, name, df.PlotPoints())
	if err != nil {
		log.Fatal(err)
	}

	c := vgsvg.New(16*vg.Inch, 9*vg.Inch)

	can := draw.New(c)

	p.Draw(can)
	p.Save(16*vg.Inch/2, 9*vg.Inch/2, fmt.Sprintf("graphs/%s.png", name))
	f, err := os.Create(fmt.Sprintf("graphs/%s.svg", name))
	if err != nil {
		log.Fatal(err)
	}

	c.WriteTo(f)

}

开发者ID:nolenroyalty，项目名称:bangarang，代码行数:28，代码来源:plot_test.go

示例5: createSubPlots

func createSubPlots(root *node.Node, pts plotter.XYs, depth int) {
	if pts == nil {
		pts = make(plotter.XYs, depth+1)
	}

	// fmt.Println("Depth: ", depth)
	pts[depth].X = float64(root.GetX())
	pts[depth].Y = float64(root.GetY())

	if depth == 0 {
		if root.GetX() != theGoalX || root.GetY() != theGoalY {
			return
		}

		pts[depth].X = float64(root.GetX())
		pts[depth].Y = float64(root.GetY())

		total++

		plotutil.AddLinePoints(myPlot, pts)
		return
	}

	for _, item := range root.GetChildren() {
		createSubPlots(item, pts, depth-1)
	}
}

开发者ID:Wmaxlees，项目名称:go-lg-chess，代码行数:27，代码来源:boards.go

示例6: PlotGraph

func PlotGraph(title string, timestamps []int64, w io.Writer) error {
	p, err := plot.New()
	if err != nil {
		return err
	}

	p.Title.Text = title
	p.X.Label.Text = "Time"
	p.Y.Label.Text = "Number of stars"
	p.Y.Min = 0

	points := make(plotter.XYs, len(timestamps))
	for i, timestamp := range timestamps {
		points[i].X = float64(timestamp)
		points[i].Y = float64(i + 1)
	}
	plotutil.AddLinePoints(p, "Stars", points)

	c := vgimg.New(4*vg.Inch, 4*vg.Inch)
	cpng := vgimg.PngCanvas{c}

	p.Draw(draw.New(cpng))

	if _, err := cpng.WriteTo(w); err != nil {
		return err
	}
	return nil
}

开发者ID:bronzdoc，项目名称:stargraph，代码行数:28，代码来源:plot.go

示例7: makePlots

// makePlots creates and saves the first of our plots showing the raw input data.
func makePlots(xys plotter.XYs) error {

	// Create a new plot.
	p, err := plot.New()
	if err != nil {
		return errors.Wrap(err, "Could not create plot object")
	}

	// Label the new plot.
	p.Title.Text = "Daily Counts of Go Repos Created"
	p.X.Label.Text = "Days from Jan. 1, 2013"
	p.Y.Label.Text = "Count"

	// Add the prepared points to the plot.
	if err = plotutil.AddLinePoints(p, "Counts", xys); err != nil {
		return errors.Wrap(err, "Could not add lines to plot")
	}

	// Save the plot to a PNG file.
	if err := p.Save(7*vg.Inch, 4*vg.Inch, "countseries.png"); err != nil {
		return errors.Wrap(err, "Could not output plot")
	}

	return nil
}

开发者ID:Rahmadkurniawan，项目名称:2016-talks，代码行数:26，代码来源:counts.go

示例8: makeRegPlots

// makeRegPlots makes the second plot including the raw input data and the
// trained function.
func makeRegPlots(xys1, xys2 plotter.XYs) error {

	// Create a plot value.
	p, err := plot.New()
	if err != nil {
		return errors.Wrap(err, "Could not create plot object")
	}

	// Label the plot.
	p.Title.Text = "Daily Counts of Go Repos Created"
	p.X.Label.Text = "Days from Jan. 1, 2013"
	p.Y.Label.Text = "Count"

	// Add both sets of points, predicted and actual, to the plot.
	if err := plotutil.AddLinePoints(p, "Actual", xys1, "Predicted", xys2); err != nil {
		return errors.Wrap(err, "Could not add lines to plot")
	}

	// Save the plot.
	if err := p.Save(7*vg.Inch, 4*vg.Inch, "regression.png"); err != nil {
		return errors.Wrap(err, "Could not output plot")
	}

	return nil
}

开发者ID:Rahmadkurniawan，项目名称:2016-talks，代码行数:27，代码来源:linearregression.go

示例9: plotDensity

func plotDensity(results []densityResult) {
	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "Density"
	p.X.Label.Text = "Seconds"
	p.Y.Label.Text = "Number of Pods"

	err = plotutil.AddLinePoints(p,
		"Created", getCreatedPoints(results),
		"Running", getRunningPoints(results),
		"Pending", getPendingPoints(results),
		"Waiting", getWaitingPoints(results))
	if err != nil {
		panic(err)
	}

	// Save the plot to a SVG file.
	if err := p.Save(10*vg.Inch, 10*vg.Inch, "density-all.svg"); err != nil {
		panic(err)
	}

	fmt.Println("successfully plotted density graph to density-all.svg")
}

开发者ID:dalanlan，项目名称:kscale，代码行数:26，代码来源:main.go

示例10: main

func main() {
	rand.Seed(int64(0))

	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "Plotutil example"
	p.X.Label.Text = "X"
	p.Y.Label.Text = "Y"

	err = plotutil.AddLinePoints(
		p,
		"First", randomPoints(15),
	)
	if err != nil {
		panic(err)
	}

	cnvs, err := vgx11.New(4*96, 4*96, "Example")
	if err != nil {
		panic(err)
	}

	p.Draw(draw.New(cnvs))
	cnvs.Paint()
	time.Sleep(5 * time.Second)

	err = plotutil.AddLinePoints(
		p,
		"Second", randomPoints(15),
		"Third", randomPoints(15),
	)
	if err != nil {
		panic(err)
	}

	p.Draw(draw.New(cnvs))
	cnvs.Paint()
	time.Sleep(10 * time.Second)

	// Save the plot to a PNG file.
	//        if err := p.Save(4, 4, "points.png"); err != nil {
	//                panic(err)
	//        }
}

开发者ID:nolenroyalty，项目名称:bangarang，代码行数:47，代码来源:main.go

示例11: main

func main() {
	if len(os.Args) != 2 {
		fmt.Fprintf(os.Stderr, "Usage: plotWav <file.wav>\n")
		os.Exit(1)
	}

	// open file
	testInfo, err := os.Stat(os.Args[1])
	checkErr(err)

	testWav, err := os.Open(os.Args[1])
	checkErr(err)

	wavReader, err := wav.NewReader(testWav, testInfo.Size())
	checkErr(err)

	// File informations
	fmt.Println(wavReader)

	// limit sample count
	sampleCnt := wavReader.GetSampleCount()
	if sampleCnt > 10000 {
		sampleCnt = 10000
	}

	// setup plotter
	p, err := plot.New()
	checkErr(err)

	p.Title.Text = "Waveplot"
	p.X.Label.Text = "t"
	p.Y.Label.Text = "Ampl"

	pts := make(plotter.XYs, sampleCnt)

	// read samples and construct points for plot
	for i := range pts {
		n, err := wavReader.ReadSample()
		if err == io.EOF {
			break
		}
		checkErr(err)

		pts[i].X = float64(i)
		pts[i].Y = float64(n)
	}

	err = plotutil.AddLinePoints(p, "", pts)
	checkErr(err)

	// construct output filename
	inputFname := path.Base(os.Args[1])
	plotFname := strings.Split(inputFname, ".")[0] + ".pdf"

	if err := p.Save(10*vg.Inch, 4*vg.Inch, plotFname); err != nil {
		panic(err)
	}
}

开发者ID:rtucker88，项目名称:wav，代码行数:58，代码来源:main.go

示例12: main

func main() {
	// Connecting
	log.Println("Trying to connect to localhost:1972 ...")

	conn, err := gobci.Connect("localhost:1972")
	if err != nil {
		log.Fatal(err)
	}
	defer conn.Close()

	// Getting header information
	log.Println("Requesting header data ...")

	header, err := conn.GetHeader()
	if err != nil {
		log.Fatal(err)
	}

	for {
		// Getting samples
		log.Println("Requesting sample data ...")

		var amountOfSamples uint32 = 100
		if header.NSamples < amountOfSamples {
			log.Fatal("Not enough samples avialable")
		}

		samples, err := conn.GetData(0, 0)
		if err != nil {
			log.Fatal(err)
		}

		// Visualizing the channels
		channels := make([]channelXYer, header.NChannels)
		for _, sample := range samples {
			for i := uint32(0); i < header.NChannels; i++ {
				channels[i].Values = append(channels[i].Values, sample[i])
			}
		}
		for chIndex := range channels {
			channels[chIndex].freq = header.SamplingFrequency
		}

		log.Println("Plotting samples ...")
		plt, err := plot.New()
		plotutil.AddLinePoints(plt,
			"CH0", plotter.XYer(channels[0]))
		//"CH1", plotter.XYer(channels[1]),
		//"CH2", plotter.XYer(channels[2]))

		log.Println("Saving plot to output.jpg ...")
		plt.Save(10*vg.Inch, 5*vg.Inch, "output.jpg")

	}

	log.Println("Done")
}

开发者ID:EtienneBruines，项目名称:gobci，代码行数:57，代码来源:connect.go

示例13: graph

func graph(P []string) {
	var XY = make(plotter.XYs, len(P))
	for i, p := range P {
		// Store the best fitness for plotting
		XY[i].X = points[p].x
		XY[i].Y = points[p].y
	}
	var p, _ = plot.New()
	p.Title.Text = "Grid TSP"
	plotutil.AddLinePoints(p, strconv.Itoa(size)+" x "+strconv.Itoa(size), XY)
	// Save the plot to a PNG file.
	if err := p.Save(5*vg.Inch, 5*vg.Inch, "grid.png"); err != nil {
		panic(err)
	}
}

开发者ID:MaxHalford，项目名称:gago，代码行数:15，代码来源:grid.go

示例14: graph

func graph(P []string) {
	var XY = make(plotter.XYs, len(P))
	for i, p := range P {
		// Store the best fitness for plotting
		XY[i].X = points[p].x
		XY[i].Y = points[p].y
	}
	var p, _ = plot.New()
	p.Title.Text = "Capitals TSP"
	plotutil.AddLinePoints(p, "Path", XY)
	// Save the plot to a PNG file.
	if err := p.Save(5*vg.Inch, 5*vg.Inch, "capitals.png"); err != nil {
		panic(err)
	}
}

开发者ID:MaxHalford，项目名称:gago，代码行数:15，代码来源:capitals.go

示例15: Example_errpoints

// Example_errpoints draws some error points.
func Example_errpoints() *plot.Plot {
	// Get some random data.
	n, m := 5, 10
	pts := make([]plotter.XYer, n)
	for i := range pts {
		xys := make(plotter.XYs, m)
		pts[i] = xys
		center := float64(i)
		for j := range xys {
			xys[j].X = center + (rand.Float64() - 0.5)
			xys[j].Y = center + (rand.Float64() - 0.5)
		}
	}

	plt, err := plot.New()
	if err != nil {
		panic(err)
	}

	mean95, err := plotutil.NewErrorPoints(plotutil.MeanAndConf95, pts...)
	if err != nil {
		panic(err)
	}
	medMinMax, err := plotutil.NewErrorPoints(plotutil.MedianAndMinMax, pts...)
	if err != nil {
		panic(err)
	}
	plotutil.AddLinePoints(plt,
		"mean and 95% confidence", mean95,
		"median and minimum and maximum", medMinMax)
	if err := plotutil.AddErrorBars(plt, mean95, medMinMax); err != nil {
		panic(err)
	}
	if err := plotutil.AddScatters(plt, pts[0], pts[1], pts[2], pts[3], pts[4]); err != nil {
		panic(err)
	}

	return plt
}

开发者ID:nolenroyalty，项目名称:bangarang，代码行数:40，代码来源:main.go

示例16: Update

func (c *Calibrate) Update(entity *ecs.Entity, dt float32) {
	if c.frameIndex != 0 {
		return
	}

	var (
		cal *CalibrateComponent
		ok  bool
	)

	if cal, ok = entity.ComponentFast(cal).(*CalibrateComponent); !ok {
		return
	}

	// Render the image again
	plt, err := plot.New()
	if err != nil {
		log.Fatal(err)
	}

	plotutil.AddLinePoints(plt,
		"CH"+strconv.Itoa(int(cal.ChannelIndex)), plotter.XYer(c.channels[cal.ChannelIndex]))
	img := image.NewRGBA(image.Rect(0, 0, 3*dpi, 3*dpi))
	canv := vgimg.NewWith(vgimg.UseImage(img))
	plt.Draw(draw.New(canv))
	bgTexture := engi.NewImageRGBA(img)

	// Give it to engi

	erender := &engi.RenderComponent{
		Display:      engi.NewRegion(engi.NewTexture(bgTexture), 0, 0, 3*dpi, 3*dpi),
		Scale:        engi.Point{1, 1},
		Transparency: 1,
		Color:        color.RGBA{255, 255, 255, 255},
	}
	erender.SetPriority(engi.HUDGround)

	entity.AddComponent(erender)
}

开发者ID:EtienneBruines，项目名称:bcigame，代码行数:39，代码来源:calibrate.go

示例17: plotMulti

func plotMulti(name string, names []string, frames []*DataFrame) {
	if len(names) != len(frames) {
		log.Fatal("wrong length for plots")
	}
	p, err := plot.New()
	if err != nil {
		log.Fatal(err)
	}

	p.X.Label.Text = "X"
	p.Y.Label.Text = "Y"

	lines := make([]interface{}, len(names)*2)
	x := 0
	for i := 0; i < len(lines); i += 2 {
		lines[i] = names[x]
		lines[i+1] = frames[x].PlotPoints()
		x += 1
	}

	err = plotutil.AddLinePoints(p, lines...)
	if err != nil {
		log.Fatal(err)
	}

	c := vgsvg.New(16*vg.Inch, 9*vg.Inch)

	can := draw.New(c)

	p.Draw(can)
	p.Save(16*vg.Inch/2, 9*vg.Inch/2, fmt.Sprintf("graphs/%s.png", name))
	f, err := os.Create(fmt.Sprintf("graphs/%s.svg", name))
	if err != nil {
		log.Fatal(err)
	}

	c.WriteTo(f)

}

开发者ID:nolenroyalty，项目名称:bangarang，代码行数:39，代码来源:plot_test.go

示例18: plotRunningRateVsPods

func plotRunningRateVsPods(rs []densityResult) {
	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "RunningRate"
	p.X.Label.Text = "Number of Pods"
	p.Y.Label.Text = "Rate"

	err = plotutil.AddLinePoints(p, "RunningRate", getRunningRatePoints(rs))
	if err != nil {
		panic(err)
	}

	// Save the plot to a SVG file.
	if err := p.Save(10*vg.Inch, 10*vg.Inch, "density-running-rate.svg"); err != nil {
		panic(err)
	}

	fmt.Println("successfully plotted density graph to density-running-rate.svg")
}

开发者ID:dalanlan，项目名称:kscale，代码行数:22，代码来源:main.go

示例19: Plot

// Plot plots a simple graph.
func Plot(coll Plottable, title, xLabel, yLabel, file string) {
	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = title
	p.X.Label.Text = xLabel
	p.Y.Label.Text = yLabel

	points := make(plotter.XYs, coll.Len())
	for i := 0; i < coll.Len(); i++ {
		a, b := coll.Pluck(i)
		points[i].X = a
		points[i].Y = b
	}

	err = plotutil.AddLinePoints(p, "", points)

	if err := p.Save(8*vg.Inch, 8*vg.Inch, file); err != nil {
		panic(err)
	}
}

开发者ID:andreis，项目名称:raindrops，代码行数:24，代码来源:main.go

示例20: graph

func graph(best plotter.XYs) {

	p, err := plot.New()
	if err != nil {
		panic(err)
	}

	p.Title.Text = "Fitness per iteration"
	p.X.Label.Text = "Iteration"
	p.Y.Label.Text = "Fitness"

	err = plotutil.AddLinePoints(p,
		"Best", best,
	)
	if err != nil {
		panic(err)
	}

	// Save the plot to a PNG file.
	if err := p.Save(8*vg.Inch, 8*vg.Inch, "plot.png"); err != nil {
		panic(err)
	}
}

开发者ID:MaxHalford，项目名称:gago，代码行数:23，代码来源:plot.go

注：本文中的github.com/gonum/plot/plotutil.AddLinePoints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。