def test_points_2d():
bcurve = Bezier(DEFPOINTS2D)
for index, epoint in enumerate(POINTS2D):
epx, epy = epoint
rpx, rpy, rpz = bcurve.point(index * .1)
assert isclose(epx, rpx) is True
assert isclose(epy, rpy) is True
def test_points_3d():
bcurve = Bezier(DEFPOINTS3D)
points = list(bcurve.approximate(40))
for rpoint, epoint in zip(points, iter_dbezier(DBEZIER3D, 0)):
epx, epy, epz = epoint
rpx, rpy, rpz = rpoint
assert isclose(epx, rpx)
assert isclose(epy, rpy)
assert isclose(epz, rpz)
def test_points_3d():
bcurve = Bezier(DEFPOINTS3D)
points = list(bcurve.approximate(40))
for point, chk in zip(points, iter_dbezier(DBEZIER3D, 0)):
assert point.isclose(chk)
def test_points_2d():
bcurve = Bezier(DEFPOINTS2D)
for index, chk in enumerate(POINTS2D):
assert bcurve.point(index * .1).isclose(chk)
def dbezier():
curve = Bezier(DEFPOINTS3D)
return list(curve.derivatives(curve.params(40)))
def test_point_and_tangent_2d():
dbcurve = Bezier(DEFPOINTS2D)
for index, (chk_pnt, chk_d1) in enumerate(zip(POINTS2D, TANGENTS2D)):
pnt, d1, d2 = dbcurve.derivative(index * .1)
assert pnt.isclose(chk_pnt)
assert d1.isclose(chk_d1)