func RotateHue(theta float64) ColorM {
	c := ColorM{}
	c.RotateHue(theta)
	return c
}
func RotateHue(theta float64) ColorM {
	c := ColorM{}
	c.RotateHue(theta)
	return c
}
func RotateHue ( theta float64 ) ColorM { c := ColorM { } c . RotateHue ( theta ) return c }
// RotateHue is deprecated as of 1.2.0-alpha. Use RotateHue member function instead.
RotateHue is deprecated as of 1 . 2 . 0 - alpha . Use RotateHue member function instead .