Function hueToRGB

cameron.go:129–146

hueToRGB converts a hue offset t into a single RGB component.

(p, q, t float64)

// hueToRGB converts a hue offset t into a single RGB component.
func hueToRGB(p, q, t float64) float64 {
	if t < 0 {
		t += 1
	}
	if t > 1 {
		t -= 1
	}
	switch {
	case t < 1.0/6.0:
		return p + (q-p)*6*t
	case t < 1.0/2.0:
		return q
	case t < 2.0/3.0:
		return p + (q-p)*(2.0/3.0-t)*6
	default:
		return p
	}
}