colz.py 文件源码

def hueLerp ( h1, h2, amt ):
        """ Generic linear interpolation """
        if  isinstance( h1, int ):
            h1 = h1 / 360.0
        if  isinstance( h2, int ):
            h2 = h2 / 360.0
        hue = h1 + Colz.shortHueDist( h1, h2) * amt
        if hue > 1.0:
            hue, whole = math.modf(hue) # Keep decimal part
        if hue < 0.0:
            hue, whole = math.modf(hue) # Keep decimal part
            hue = 1.0 + hue
        return hue