Example #1
0
func Test_data3d(tst *testing.T) {

	// data
	prob := "CF9"
	dat := PFdata(prob)
	X := utl.DblsGetColumn(0, dat)
	Y := utl.DblsGetColumn(1, dat)
	Z := utl.DblsGetColumn(2, dat)

	// figure
	plt.SetForEps(1.0, 400)
	plt.Plot3dPoints(X, Y, Z, "s=0.05, color='r', facecolor='r', edgecolor='r', xlbl='$f_1$', ylbl='$f_2$', zlbl='$f_3$'")
	plt.AxisRange3d(0, 1, 0, 1, 0, 1)
	plt.Camera(10, -135, "")
	//plt.Camera(10, 45, "")
	plt.SaveD("/tmp/goga", io.Sf("cec09-%s.eps", prob))

	// interactive
	if false {
		r := 0.005
		scn := vtk.NewScene()
		P := vtk.Spheres{X: X, Y: Y, Z: Z, R: utl.DblVals(len(X), r), Color: []float64{1, 0, 0, 1}}
		P.AddTo(scn)
		scn.Run()
	}
}
Example #2
0
func py_plot3(iOva, jOva, kOva int, opt *goga.Optimiser, plot_solution func(), onlyFront0, twice bool) {

	// results
	var X, Y, Z []float64
	if onlyFront0 {
		for _, sol := range opt.Solutions {
			if sol.Feasible() && sol.FrontId == 0 {
				X = append(X, sol.Ova[iOva])
				Y = append(Y, sol.Ova[jOva])
				Z = append(Z, sol.Ova[kOva])
			}
		}
	} else {
		X, Y, Z = make([]float64, opt.Nsol), make([]float64, opt.Nsol), make([]float64, opt.Nsol)
		for i, sol := range opt.Solutions {
			X[i], Y[i], Z[i] = sol.Ova[iOva], sol.Ova[jOva], sol.Ova[kOva]
		}
	}

	// plot
	plt.SetForEps(1.0, 400)
	plot_solution()
	plt.Plot3dPoints(X, Y, Z, "s=7, color='r', facecolor='r', edgecolor='r', preservePrev=1, xlbl='$f_0$', ylbl='$f_1$', zlbl='$f_2$'")
	e, a := 10.0, 45.0
	if opt.RptName == "DTLZ2c" {
		e, a = 15, 30
	}
	//plt.Camera(e, a, "")
	//plt.AxDist(11.0)
	//plt.AxisRange3d(opt.RptFmin[iOva], opt.RptFmax[iOva], opt.RptFmin[jOva], opt.RptFmax[jOva], opt.RptFmin[kOva], opt.RptFmax[kOva])
	//plt.SaveD("/tmp/goga", io.Sf("py_%s_A.eps", opt.RptName))
	if twice {
		e, a = 10, -45
		if opt.RptName == "DTLZ2c" {
			e, a = 10, -45
		}
		plt.Camera(e, a, "")
		plt.AxDist(11.0)
		plt.AxisRange3d(opt.RptFmin[iOva], opt.RptFmax[iOva], opt.RptFmin[jOva], opt.RptFmax[jOva], opt.RptFmin[kOva], opt.RptFmax[kOva])
		plt.SaveD("/tmp/goga", io.Sf("py_%s_B.eps", opt.RptName))
	}
}