Function roots

imagepy/core/draw/polygonfill.py:24–30

(polys, buf, y)

    return cur

def roots(polys, buf, y):
    rs = []
    for i in buf:
        poly = polys[i[0]]
        i1,i2 = i, (i[0],(i[1]+1)%len(poly))
        rs.append(f(poly[i1[1]], poly[i2[1]],y))
    return np.sort(rs)

def fill(plgs, img, color = 1, o=(0,0)):
    polys = [np.array(plg[:-1])-0.5 for plg in plgs]