go(de): add {f,cr}Vect

algo/de/jDE.go

@@ -23,6 +23,10 @@ type JDE struct {
 	F float64
 	// CR is the crossover probability constant.
 	CR float64
+	// fVect holds the F values in a slice.
+	fVect []float64
+	// crVect holds the CR values in a slice.
+	crVect []float64
 	// MutationStrategy selects the mutation strategy, i.e. the variant of the
 	// jDE algorithm (0..17), see mutationStrategies.go for more details.
 	MutationStrategy int
@@ -102,6 +106,17 @@ func (j *JDE) Init(generations, mutStrategy, adptScheme, np int, f, cr float64,
 	j.BenchName = bench
 	j.ch = ch
 
+	fV := make([]float64, np)
+	crV := make([]float64, np)
+
+	for i := 0; i < np; i++ {
+		fV[i] = f
+		crV[i] = cr
+	}
+
+	j.fVect = fV
+	j.crVect = crV
+
 	pop := newPopulation(bench, j.NP)
 
 	pop.Init()