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117 lines
4.4 KiB
Python
117 lines
4.4 KiB
Python
from collisions import *
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def test_sphere_into_box():
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sphere = CollisionSphere(0, 0, 4, 3)
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box = CollisionBox((0, 0, 0), 2, 3, 4)
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entry = make_collision(sphere, box)[0]
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assert entry is not None
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assert entry.get_from() == sphere
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assert entry.get_into() == box
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# Colliding just on the edge
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entry, np_from, np_into = make_collision(CollisionSphere(0, 0, 10, 6), box)
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assert entry.get_surface_point(np_from) == Point3(0, 0, 4)
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assert entry.get_surface_normal(np_into) == Vec3(0, 0, 1) # Testing surface normal
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# No collision
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entry = make_collision(CollisionSphere(100, 100, 100, 100), box)[0]
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assert entry is None
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def test_plane_into_box():
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# CollisionPlane is not a 'from' object
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plane = CollisionPlane(Plane(Vec3(0, 0, 1), Point3(0, 0, 0)))
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box = CollisionBox((0, 0, 0), 2, 3, 4)
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entry = make_collision(plane, box)[0]
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assert entry is None
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def test_ray_into_box():
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ray = CollisionRay(1, 1, 1, 0, 1, 0)
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box = CollisionBox((0, 0, 0), 3, 3, 5)
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entry = make_collision(ray, box)[0]
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assert entry is not None
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assert entry.get_from() == ray
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assert entry.get_into() == box
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# Colliding just on the edge
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entry, np_from, np_into = make_collision(CollisionRay(3, 3, 0, 1, -1, 0), box)
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assert entry.get_surface_point(np_from) == Point3(3, 3, 0)
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# No collision
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entry = make_collision(CollisionRay(0, 0, 100, 1, 0, 0), box)[0]
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assert entry is None
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def test_parabola_into_box():
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# Set up Parabola and Box
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parabola = CollisionParabola()
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parabola.set_t1(0)
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parabola.set_t2(2)
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box = CollisionBox((0,0,0), 3, 3, 3)
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# Parabola is inside the Box and not colliding
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parabola.set_parabola(
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LParabola((-1, 0, -1), (1, 0, 1), (1, 1, 1)))
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entry = make_collision(parabola, box)[0]
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assert entry is None
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# Parabola is inside the Box and colliding on its projectile
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parabola.set_parabola(
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LParabola((0, 0, 1), (0, 0, 1), (1, 1, 1)))
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# Parabola collides with Box when t == 1 at point (1, 1, 3)
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assert parabola.get_parabola().calc_point(1) == (1, 1, 3)
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entry, np_from, into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == (1, 1, 3)
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assert entry.get_from() == parabola
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assert entry.get_into() == box
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# Parabola is inside the Box and colliding on one of the endpoints
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parabola.set_parabola(
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LParabola((0, 0, 0), (0, 0, 1), (-3, 0, -3)))
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entry, np_from, np_into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == (-3, 0, -3)
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# Parabola is outside the Box and not colliding
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parabola.set_parabola(
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LParabola((0, 0, 0), (0, 0, 1), (-5, 0, 0)))
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entry = make_collision(parabola, box)[0]
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assert entry is None
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# Parabola is outside the Box and colliding on its projecticle
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parabola.set_parabola(
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LParabola((-2, -2, -2), (1, 1, 1), (4, 4, 4)))
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# Parabola collides with Box when t == 1 at point (3, 3, 3)
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assert parabola.get_parabola().calc_point(1) == (3, 3, 3)
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entry, np_from, into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == (3, 3, 3)
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# Parabola is outside the Box and colliding on the first endpoint
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parabola.set_parabola(
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LParabola((1, 1, 1), (1, 1, 1), (3, 3, 3)))
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entry, np_from, np_into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == (3, 3, 3)
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# Parabola is outside the Box and colliding on the second endpoint
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parabola.set_parabola(
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LParabola((1, 0, 1), (-1, 0, -1), (-5, -3, -5)))
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assert parabola.get_parabola().calc_point(2) == (-3, -3, -3)
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entry, np_from, np_into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == (-3, -3, -3)
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# Parabola intersects the Box at two points,
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# t == 0 and t == 2 the earliest one should be chosen.
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parabola.set_parabola(
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LParabola((-1, -1, -1), (-1, -1, -1), (3, 3, 3)))
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entry, np_from, np_into = make_collision(parabola, box)
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assert entry.get_surface_point(np_from) == parabola.get_parabola().calc_point(0)
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# First point no longer intersecting
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parabola.set_t1(1)
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entry, np_from, np_into = make_collision(parabola, box)
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assert parabola.get_parabola().calc_point(2) == (-3, -3, -3)
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assert entry.get_surface_point(np_from) == parabola.get_parabola().calc_point(2)
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assert entry.get_surface_normal(np_from) is not None
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