def test_intersect_with_vertical_and_horizontal():
ray1 = (vec2(-10, 10), vec2(10, 10))
ray2 = (vec2(5, 0), vec2(5, 20))
point = intersection_line_line(ray1, ray2)
assert point.y == 10
assert point.x == 5
assert point.isclose(vec2(5.0, 10.0), abs_tol=1e-4)
def test_intersect_real_colinear():
line1 = (vec2(0, 0), vec2(4, 4))
line2 = (vec2(2, 2), vec2(4, 0)) # intersection point, is endpoint of ray2
point = intersection_line_line(line1, line2, virtual=False)
assert point.isclose(vec2(2, 2))
def test_intersect_real():
line1 = (vec2(0, 0), vec2(4, 4))
line2 = (vec2(3, 2), vec2(5, 0))
point = intersection_line_line(line1, line2, virtual=False)
assert point is None
def test_intersect_normal_vertical():
ray = (vec2(10, 1), vec2(10, -7))
ortho = (vec2(0, 3), vec2(10, 3))
point = intersection_line_line(ray, ortho)
assert point.isclose(vec2(10, 3))
def test_intersect_parallel_horizontal():
ray3 = (vec2(11, 0), vec2(-11, 0))
ray4 = (vec2(0, 0), vec2(1, 0))
assert intersection_line_line(ray3, ray4) is None
def test_intersect_parallel_vertical():
ray1 = (vec2(10, 1), vec2(10, -7))
ray2 = (vec2(12, -10), vec2(12, 7))
assert intersection_line_line(ray1, ray2) is None
def testintersect_with_horizontal():
ray1 = (vec2(-10, 10), vec2(10, 10))
ray2 = (vec2(-10, 20), vec2(10, 0))
point = intersection_line_line(ray1, ray2)
assert point.y == 10
assert point.isclose(vec2(0.0, 10.0), abs_tol=1e-4)
def test_intersect_with_vertical():
ray1 = (vec2(10, 1), vec2(10, -7))
ray2 = (vec2(-10, 3), vec2(17, -7))
point = intersection_line_line(ray1, ray2)
assert point.x == 10
assert point.isclose(vec2(10., -4.4074), abs_tol=1e-4)
def test_intersect_virtual():
ray1 = (vec2(10, 1), vec2(20, 10))
ray2 = (vec2(17, -7), vec2(-10, 3))
point = intersection_line_line(ray1, ray2)
assert point.isclose(vec2(5.7434, -2.8309), abs_tol=1e-4)
def profile_intersection_line_line_xy(count=COUNT):
for _ in range(count):
intersection_line_line(line1=(P1, P2), line2=(P3, P4))