def test_ray2d_intersect_with_vertical_and_horizontal(self):
ray1 = ConstructionRay((-10, 10), (10, 10))
ray2 = ConstructionRay((5, 0), (5, 20))
point = ray1.intersect(ray2)
assert point.y == 10
assert point.x == 5
assert point.isclose(Vector(5.0, 10.0), abs_tol=1e-4)
def test_ray2d_intersect(self):
ray1 = ConstructionRay((10, 1), (20, 10))
ray2 = ConstructionRay((17, -7), (-10, 3))
point = ray1.intersect(ray2)
assert point.isclose(Vector(5.7434, -2.8309), abs_tol=1e-4)
assert ray1.is_parallel(ray2) is False
def test_ray2d_intersect_with_vertical(self):
ray1 = ConstructionRay((10, 1), (10, -7))
ray2 = ConstructionRay((-10, 3), (17, -7))
point = ray1.intersect(ray2)
assert point.isclose(Vector(10., -4.4074), abs_tol=1e-4)
with pytest.raises(ArithmeticError):
_ = ray1.yof(1)
def test_ray2d_parallel(self):
ray1 = ConstructionRay((17, -8), (-10, 2))
ray2 = ConstructionRay((-10, 3), (17, -7))
ray3 = ConstructionRay((-10, 4), (17, -6))
assert ray2.is_parallel(ray3) is True
assert ray1.is_parallel(ray3) is True
with pytest.raises(ParallelRaysError):
_ = ray2.intersect(ray3)
def test_ray2d_parallel_vertical(self):
ray1 = ConstructionRay((10, 1), (10, -7))
ray2 = ConstructionRay((11, 0), angle=HALF_PI)
ray3 = ConstructionRay((12, -10), (12, 7))
ray4 = ConstructionRay((0, 0), (1, 1))
ray5 = ConstructionRay((0, 0), angle=0)
with pytest.raises(ParallelRaysError):
_ = ray1.intersect(ray3)
assert ray1.is_parallel(ray3) is True
assert ray1.is_parallel(ray2) is True
assert ray2.is_parallel(ray2) is True
assert ray1.is_parallel(ray4) is False
assert ray2.is_parallel(ray4) is False
assert ray3.is_parallel(ray4) is False
assert ray1.is_parallel(ray5) is False
assert ray2.is_parallel(ray5) is False
assert ray3.is_parallel(ray5) is False
# vertical rays can't calc a y-value
with pytest.raises(ArithmeticError):
_ = ray1.yof(-1.)
def test_ray2d_normal(self):
ray = ConstructionRay((-10, 3), (17, -7))
ortho = ray.orthogonal((3, 3))
point = ray.intersect(ortho)
assert point.isclose(Vector(1.4318, -1.234), abs_tol=1e-4)
def test_ray2d_normal_vertical(self):
ray = ConstructionRay((10, 1), (10, -7)) # vertical line
ortho = ray.orthogonal((3, 3))
point = ray.intersect(ortho)
assert point.isclose(Vector(10, 3))
def test_ray2d_normal_horizontal(self):
ray = ConstructionRay((10, 10), (20, 10)) # horizontal line
ortho = ray.orthogonal((3, 3))
point = ray.intersect(ortho)
assert point.isclose(Vector(3, 10))
def _get_point_on_dimline(point: 'Vertex',
dimray: ConstructionRay) -> Vector:
""" get the measure target point projection on the dimension line """
return dimray.intersect(dimray.orthogonal(point))