Post go fix

Author: jphsd

binary.go

@@ -12,9 +12,9 @@ type Binary struct {
 func NewBinary(width, height int, seed int64, perc float64) *Binary {
 	lr := rand.New(rand.NewSource(seed))
 	ba := make([][]bool, height)
-	for i := 0; i < height; i++ {
+	for i := range height {
 		ba[i] = make([]bool, width)
-		for j := 0; j < width; j++ {
+		for j := range width {
 			ba[i][j] = lr.Float64() < perc
 		}
 	}

blocks.go

@@ -138,7 +138,7 @@ func (bn *BlockNoise) cbCache(r, c, samps int, w, h float64) [][]float64 {
 func (bn *BlockNoise) cellBlocks(r, c, samps int, w, h float64) [][]float64 {
 	lr := rand.New(rand.NewSource(bn.Seed + int64(r*bn.Cols+c)))
 	res := make([][]float64, samps)
-	for i := 0; i < samps; i++ {
+	for i := range samps {
 		ox, oy := lr.Float64()*bn.CellW, lr.Float64()*bn.CellH
 		dx, dy := lr.Float64()*w, lr.Float64()*h
 		v := lr.Float64()*2 - 1

fractal.go

@@ -59,7 +59,7 @@ type VariableFractal struct {
 func NewVariableFractal(src Field, xfm *g2d.Aff3, comb OctaveCombiner, octsrc Field, scale float64) *VariableFractal {
 	n := int(scale)
 	w := make([]float64, n)
-	for i := 0; i < n; i++ {
+	for i := range n {
 		w[i] = 1
 	}
 	return &VariableFractal{"VariableFractal", src, xfm, comb, octsrc, scale / 2, w}
@@ -106,7 +106,7 @@ func NewFBM(hurst, lacunarity float64, maxoct int) *FBM {
 // combines them using the precomputed weights.
 func (f *FBM) Combine(values ...float64) float64 {
 	res := 0.0
-	for i := 0; i < len(values); i++ {
+	for i := range values {
 		res += values[i] * f.Weights[i]
 	}
 	return res
@@ -133,7 +133,7 @@ func NewMF(hurst, lacunarity, offset float64, maxoct int) *MF {
 // combines them using the precomputed weights and offset.
 func (f *MF) Combine(values ...float64) float64 {
 	res := 0.0
-	for i := 0; i < len(values); i++ {
+	for i := range values {
 		res += (values[i] + f.Offset) * f.Weights[i]
 	}
 	return res