panda3d/tests/collide/test_collision_polygon.py

46 lines
2.5 KiB
Python

from panda3d import core
def test_collision_polygon_verify_not_enough_points():
# Less than 3 points cannot create a polygon
assert not core.CollisionPolygon.verify_points([])
assert not core.CollisionPolygon.verify_points([core.LPoint3(1, 0, 0)])
assert not core.CollisionPolygon.verify_points([core.LPoint3(1, 0, 0), core.LPoint3(0, 0, 1)])
def test_collision_polygon_verify_repeating_points():
# Repeating points cannot create a polygon
assert not core.CollisionPolygon.verify_points([core.LPoint3(1, 0, 0), core.LPoint3(1, 0, 0), core.LPoint3(0, 0, 1)])
assert not core.CollisionPolygon.verify_points([core.LPoint3(3, 6, 1), core.LPoint3(1, 3, 5), core.LPoint3(9, 1, 2), core.LPoint3(1, 3, 5)])
def test_collision_polygon_verify_colinear_points():
# Colinear points cannot create a polygon
assert not core.CollisionPolygon.verify_points([core.LPoint3(1, 2, 3), core.LPoint3(2, 3, 4), core.LPoint3(3, 4, 5)])
assert not core.CollisionPolygon.verify_points([core.LPoint3(2, 1, 1), core.LPoint3(3, 2, 1), core.LPoint3(4, 3, 1)])
def test_collision_polygon_verify_points():
# Those should be regular, colinear points
assert core.CollisionPolygon.verify_points([core.LPoint3(1, 0, 0), core.LPoint3(0, 1, 0), core.LPoint3(0, 0, 1)])
assert core.CollisionPolygon.verify_points([core.LPoint3(10, 2, 8), core.LPoint3(7, 1, 3), core.LPoint3(5, 9, 6)])
assert core.CollisionPolygon.verify_points([core.LPoint3(3, -8, -7), core.LPoint3(9, 10, 8), core.LPoint3(7, 0, 10), core.LPoint3(-6, -2, 3)])
assert core.CollisionPolygon.verify_points([core.LPoint3(-1, -3, -5), core.LPoint3(10, 3, -10), core.LPoint3(-10, 10, -4), core.LPoint3(0, 1, -4), core.LPoint3(-9, -2, 0)])
def test_collision_polygon_setup_points():
# Create empty collision polygon
polygon = core.CollisionPolygon(core.LVecBase3(0, 0, 0), core.LVecBase3(0, 0, 0), core.LVecBase3(0, 0, 0))
assert not polygon.is_valid()
# Test our setup method against a few test cases
for points in [
[core.LPoint3(-1, -3, -5), core.LPoint3(10, 3, -10), core.LPoint3(-10, 10, -4), core.LPoint3(0, 1, -4), core.LPoint3(-9, -2, 0)],
[core.LPoint3(3, -8, -7), core.LPoint3(9, 10, 8), core.LPoint3(7, 0, 10), core.LPoint3(-6, -2, 3)],
[core.LPoint3(1, 0, 0), core.LPoint3(0, 1, 0), core.LPoint3(0, 0, 1)],
[core.LPoint3(10, 2, 8), core.LPoint3(7, 1, 3), core.LPoint3(5, 9, 6)]
]:
polygon.setup_points(points)
assert polygon.is_valid()
assert polygon.get_num_points() == len(points)