Exemple #1
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// PlotAddFltOva adds flt-ova points to existent plot
func (o *Optimiser) PlotAddFltOva(iFlt, iOva int, sols []*Solution, ovaMult float64, fmt *plt.Fmt) {
	nsol := len(sols)
	x, y := make([]float64, nsol), make([]float64, nsol)
	for i, sol := range sols {
		x[i], y[i] = sol.Flt[iFlt], sol.Ova[iOva]*ovaMult
	}
	plt.Plot(x, y, fmt.GetArgs(""))
}
Exemple #2
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// PlotAddFltFlt adds flt-flt points to existent plot
func (o *Optimiser) PlotAddFltFlt(iFlt, jFlt int, sols []*Solution, fmt *plt.Fmt) {
	nsol := len(sols)
	x, y := make([]float64, nsol), make([]float64, nsol)
	for i, sol := range sols {
		x[i], y[i] = sol.Flt[iFlt], sol.Flt[jFlt]
	}
	plt.Plot(x, y, fmt.GetArgs(""))
}
Exemple #3
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// PlotAddOvaOva adds ova-ova points to existent plot
func (o *Optimiser) PlotAddOvaOva(iOva, jOva int, sols []*Solution, feasibleOnly bool, fmt *plt.Fmt) {
	var x, y []float64
	for _, sol := range sols {
		if sol.Feasible() || !feasibleOnly {
			x = append(x, sol.Ova[iOva])
			y = append(y, sol.Ova[jOva])
		}
	}
	plt.Plot(x, y, fmt.GetArgs(""))
}
Exemple #4
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func Draw(V [][]float64, C [][]int, style *plt.Fmt) {
	if style == nil {
		style = &plt.Fmt{C: "b", M: "o", Ms: 2}
	}
	type edgeType struct{ A, B int }
	drawnEdges := make(map[edgeType]bool)
	for _, cell := range C {
		for i := 0; i < 3; i++ {
			a, b := cell[i], cell[(i+1)%3]
			edge := edgeType{a, b}
			if b < a {
				edge.A, edge.B = edge.B, edge.A
			}
			if _, found := drawnEdges[edge]; !found {
				x := []float64{V[a][0], V[b][0]}
				y := []float64{V[a][1], V[b][1]}
				plt.Plot(x, y, style.GetArgs(""))
				drawnEdges[edge] = true
			}
		}
	}
}
Exemple #5
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// PlotAddParetoFront highlights Pareto front
func (o *Optimiser) PlotAddParetoFront(iOva, jOva int, sols []*Solution, feasibleOnly bool, fmt *plt.Fmt) {
	x, y, _ := GetParetoFront(iOva, jOva, sols, feasibleOnly)
	plt.Plot(x, y, fmt.GetArgs(""))
}