gradient
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parent
955e3f1d46
commit
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@ -5,6 +5,7 @@ import (
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"image"
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"image/color"
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"image/png"
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"math"
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getMaze "mazesolver/internal/getmaze"
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"os"
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)
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@ -20,8 +21,10 @@ func EditMaze(points []getMaze.Point, oldPath, newPath string) (string, error) {
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return "", err
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}
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for _, v := range points {
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updateColor(image, v, color.RGBA{0, 255, 0, 255})
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for n, v := range points {
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var h float64 = (float64(1) - (((float64(n)) / (float64(len(points)))))) / float64(1.1)
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r, g, b := hueToRGB(h)
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updateColor(image, v, color.RGBA{uint8(r * 255), uint8(g * 255), uint8(b * 255), 255})
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}
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f, err := os.Create(newPath)
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@ -48,3 +51,19 @@ func updateColor(image image.Image, p getMaze.Point, color color.Color) error {
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}
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return nil
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}
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func hueToRGB(h float64) (float64, float64, float64) {
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kr := math.Mod(5+h*6, 6)
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kg := math.Mod(3+h*6, 6)
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kb := math.Mod(1+h*6, 6)
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r := 1 - math.Max(min3(kr, 4-kr, 1), 0)
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g := 1 - math.Max(min3(kg, 4-kg, 1), 0)
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b := 1 - math.Max(min3(kb, 4-kb, 1), 0)
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return r, g, b
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}
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func min3(a, b, c float64) float64 {
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return math.Min(math.Min(a, b), c)
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}
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