class GridFactory(object):
"""
Implement a grid factory.
A grid factory can be used to create arbitrary
grids from a set of vertices and elements.
Examples
--------
The following gives an example of how to grid an grid
containing a single element using a grid factory.
>>> factory = bempp.api.grid.GridFactory()
>>> factory.insert_vertex([0, 0, 0])
>>> factory.insert_vertex([1, 0, 0])
>>> factory.insert_vertex([0, 1, 0])
>>> factory.insert_element([0, 1, 2])
>>> grid = factory.finalize()
"""
def __init__(self):
"""Construct a new GridFactory object."""
#pylint: disable=no-name-in-module
from bempp.core.grid.grid_factory import GridFactory as Factory
self._impl = Factory()
def insert_vertex(self, vertex):
"""
Insert a vertex into a grid.
The vertex must be a list type object with 3 components.
"""
self._impl.insert_vertex(vertex)
def insert_element(self, element, domain_index=0):
"""
Insert an element into a list.
The element must be a list type object with three components
specifying the insertion indices of the three vertices associated
with the element. The domain_index allows to group elements
into different sets with different indicies.
"""
self._impl.insert_element(element, domain_index)
def finalize(self):
"""Finalize the grid creation and return a grid object."""
from bempp.api.grid.grid import Grid
from bempp.api import log
grid = Grid(self._impl.finalize())
log("Created grid with %i elements, %i nodes and %i edges." % (
grid.leaf_view.entity_count(0),
grid.leaf_view.entity_count(2),
grid.leaf_view.entity_count(1)))
return grid
class GridFactory(object):
"""Implement a grid factory.
A grid factory can be used to create arbitrary
grids from a set of vertices and elements.
Examples
--------
The following gives an example of how to grid an grid
containing a single element using a grid factory.
>>> factory = bempp.api.grid.GridFactory()
>>> factory.insert_vertex([0, 0, 0])
>>> factory.insert_vertex([1, 0, 0])
>>> factory.insert_vertex([0, 1, 0])
>>> factory.insert_element([0, 1, 2])
>>> grid = factory.finalize()
"""
def __init__(self):
from bempp.core.grid.grid_factory import GridFactory as Factory
self._impl = Factory()
def insert_vertex(self, vertex):
"""Insert a vertex into a grid.
The vertex must be a list type object with 3 components.
"""
self._impl.insert_vertex(vertex)
def insert_element(self, element, domain_index=0):
"""Insert an element into a list.
The element must be a list type object with three components
specifying the insertion indices of the three vertices associated
with the element. The domain_index allows to group elements
into different sets with different indicies.
"""
self._impl.insert_element(element, domain_index)
def finalize(self):
"""Finalize the grid creation and return a grid object."""
from bempp.api.grid.grid import Grid
return Grid(self._impl.finalize())
def __init__(self):
from bempp.core.grid.grid_factory import GridFactory as Factory
self._impl = Factory()
def __init__(self):
"""Construct a new GridFactory object."""
#pylint: disable=no-name-in-module
from bempp.core.grid.grid_factory import GridFactory as Factory
self._impl = Factory()