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package colorful
import (
"math/rand"
)
// Uses the HSV color space to generate colors with similar S,V but distributed
// evenly along their Hue. This is fast but not always pretty.
// If you've got time to spare, use Lab (the non-fast below).
func FastHappyPalette(colorsCount int) (colors []Color) {
colors = make([]Color, colorsCount)
for i := 0 ; i < colorsCount ; i++ {
colors[i] = Hsv(float64(i)*(360.0/float64(colorsCount)), 0.8 + rand.Float64()*0.2, 0.65 + rand.Float64()*0.2)
}
return
}
func HappyPalette(colorsCount int) ([]Color, error) {
pimpy := func(l, a, b float64) bool {
_, c, _ := LabToHcl(l, a, b)
return 0.3 <= c && 0.4 <= l && l <= 0.8
}
return SoftPaletteEx(colorsCount, SoftPaletteSettings{pimpy, 50, true})
}
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