def test_compute_first_collision_1d():
reference = {1: [4]}
p = numpy.array([0.3, 0, 0])
mesh = UnitIntervalMesh(MPI.comm_world, 16)
for dim in range(1, 2):
tree = BoundingBoxTree(mesh, dim)
first = tree.compute_first_collision(p)
assert first in reference[dim]
def test_compute_first_collision_2d():
# FIXME: This test should not use facet indices as there are no
# guarantees on how DOLFIN numbers facets
reference = {1: [226], 2: [136, 137]}
p = numpy.array([0.3, 0.3, 0.0])
mesh = UnitSquareMesh(MPI.comm_world, 16, 16)
for dim in range(1, 3):
tree = BoundingBoxTree(mesh, dim)
first = tree.compute_first_collision(p)
# FIXME: Facet test is excluded because it mistakenly relies in
# the facet indices
if dim != mesh.topology.dim - 1:
assert first in reference[dim]
def test_compute_first_collision_3d():
# FIXME: This test should not use facet indices as there are no
# guarantees on how DOLFIN numbers facets
reference = {
1: [1364],
2: [1967, 1968, 1970, 1972, 1974, 1976],
3: [876, 877, 878, 879, 880, 881]
}
p = numpy.array([0.3, 0.3, 0.3])
mesh = UnitCubeMesh(MPI.comm_world, 8, 8, 8)
for dim in range(1, 4):
tree = BoundingBoxTree(mesh, dim)
first = tree.compute_first_collision(p)
# FIXME: Face and test is excluded because it mistakenly relies
# in the facet indices
tdim = mesh.topology.dim
if dim != tdim - 1 and dim != tdim - 2:
assert first in reference[dim]