def test_check_for_intersections_1(self):
io = MultiPolyMesherIo(())
io.check_topology = True
poly_input = PolyInput(outside_polygon=((0, 0, 0), (100, 0, 0),
(100, 10, 0), (0, -10, 0)))
io.poly_inputs = (poly_input, )
expected = \
"---Error: Input polygon segments intersect. The segment defined by points 0 and 1 of outer " \
"polygon 0 intersects with the segment defined by points 2 and 3 of outer polygon 0.\n" \
"\n\n"
(success, errors) = mesh_utils.generate_mesh(io)
self.assertEqual(False, success)
self.assertEqual(expected, errors)
def test_simple_polygon(self):
outside_poly = [(0, 10, 0), (0, 20, 0), (0, 30, 0), (0, 40, 0),
(0, 50, 0), (0, 60, 0), (0, 70, 0), (0, 80, 0),
(0, 90, 0), (0, 100, 0), (10, 100, 0), (20, 100, 0),
(30, 100, 0), (40, 100, 0), (50, 100, 0), (60, 100, 0),
(70, 100, 0), (80, 100, 0), (90, 100, 0),
(100, 100, 0), (100, 90, 0), (100, 80, 0),
(100, 70, 0), (100, 60, 0), (100, 50, 0), (100, 40, 0),
(100, 30, 0), (100, 20, 0), (100, 10, 0), (100, 0, 0),
(90, 0, 0), (80, 0, 0), (70, 0, 0), (60, 0, 0),
(50, 0, 0), (40, 0, 0), (30, 0, 0), (20, 0, 0),
(10, 0, 0), (0, 0, 0)]
inside_polys = [[(40, 40, 0), (50, 40, 0), (60, 40, 0), (60, 50, 0),
(60, 60, 0), (50, 60, 0), (40, 60, 0), (40, 50, 0)]]
input_poly = PolyInput(outside_poly, inside_polys)
input = MultiPolyMesherIo(())
input.poly_inputs = [input_poly]
status, error = mesh_utils.generate_mesh(input)
self.assertEqual(139, len(input.points))
self.assertEqual(1150, len(input.cells))
self.assertTrue(status)
self.assertEqual(error, '')