def _create_grid(self):
from bempp.api import GridFactory
from collections import OrderedDict
vertices = self._impl.vertices
elements = self._impl.elements
factory = GridFactory()
self._element_file_to_insertion_indices = OrderedDict.fromkeys(elements.keys(),value=-1)
self._vertex_file_to_insertion_indices = OrderedDict.fromkeys(vertices.keys(),value=-1)
vertex_insertion_count = 0
element_insertion_count = 0
for key in elements:
elem = elements[key]
elem_vertex_keys = []
for vertex_key in elem['data']:
if self._vertex_file_to_insertion_indices[vertex_key] ==-1:
factory.insert_vertex(vertices[vertex_key])
self._vertex_file_to_insertion_indices[vertex_key] = vertex_insertion_count
self._vertex_insertion_indices_to_file.append(vertex_key)
vertex_insertion_count += 1
elem_vertex_keys.append(self._vertex_file_to_insertion_indices[vertex_key])
factory.insert_element(elem_vertex_keys, domain_index=elem['domain_index'])
self._element_file_to_insertion_indices[key] = element_insertion_count
self._element_insertion_indices_to_file.append(key)
element_insertion_count += 1
return factory.finalize()
def setUp(self):
"""Setup the unit test."""
from bempp.api.shapes import regular_sphere
from bempp.api import GridFactory
sphere = regular_sphere(3)
self.vertices = sphere.leaf_view.vertices
self.elements = sphere.leaf_view.elements
self.n_elements = sphere.leaf_view.entity_count(0)
self.n_vertices = sphere.leaf_view.entity_count(2)
self.elem_permutation = range(self.n_elements)[::-1]
self.vertex_permutation = range(self.n_vertices)[::-1]
#pylint: disable=no-member
self.domain_indices = np.random.randint(10, size=self.n_elements)
factory = GridFactory()
for index in self.vertex_permutation:
factory.insert_vertex(self.vertices[:, index])
for i, index in enumerate(self.elem_permutation):
elem = [
self.vertex_permutation[self.elements[0, index]],
self.vertex_permutation[self.elements[1, index]],
self.vertex_permutation[self.elements[2, index]]
]
factory.insert_element(elem, self.domain_indices[i])
self.grid = factory.finalize()
def _create_grid(self):
from bempp.api import GridFactory
from collections import OrderedDict
vertices = self._impl.vertices
elements = self._impl.elements
factory = GridFactory()
self._element_file_to_insertion_indices = OrderedDict.fromkeys(elements.keys(),value=-1)
self._vertex_file_to_insertion_indices = OrderedDict.fromkeys(vertices.keys(),value=-1)
vertex_insertion_count = 0
element_insertion_count = 0
for key in elements:
elem = elements[key]
elem_vertex_keys = []
for vertex_key in elem['data']:
if self._vertex_file_to_insertion_indices[vertex_key] ==-1:
factory.insert_vertex(vertices[vertex_key])
self._vertex_file_to_insertion_indices[vertex_key] = vertex_insertion_count
self._vertex_insertion_indices_to_file.append(vertex_key)
vertex_insertion_count += 1
elem_vertex_keys.append(self._vertex_file_to_insertion_indices[vertex_key])
factory.insert_element(elem_vertex_keys, domain_index=elem['domain_index'])
self._element_file_to_insertion_indices[key] = element_insertion_count
self._element_insertion_indices_to_file.append(key)
element_insertion_count += 1
return factory.finalize()
def setUp(self):
from bempp.api.shapes import regular_sphere
from bempp.api import GridFactory
sphere = regular_sphere(3)
self.vertices = sphere.leaf_view.vertices
self.elements = sphere.leaf_view.elements
self.n_elements = sphere.leaf_view.entity_count(0)
self.n_vertices = sphere.leaf_view.entity_count(2)
self.elem_permutation = range(self.n_elements)[::-1]
self.vertex_permutation = range(self.n_vertices)[::-1]
self.domain_indices = np.random.randint(10, size=self.n_elements)
factory = GridFactory()
for index in self.vertex_permutation:
factory.insert_vertex(self.vertices[:, index])
for i, index in enumerate(self.elem_permutation):
elem = [self.vertex_permutation[self.elements[0, index]],
self.vertex_permutation[self.elements[1, index]],
self.vertex_permutation[self.elements[2, index]]]
factory.insert_element(elem, self.domain_indices[i])
self.grid = factory.finalize()
