Source code for espressomd.lbboundaries
# Copyright (C) 2010-2018 The ESPResSo project
#
# This file is part of ESPResSo.
#
# ESPResSo is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# ESPResSo is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from __future__ import print_function, absolute_import
from .script_interface import ScriptInterfaceHelper, script_interface_register
import espressomd.code_info
if any(i in espressomd.code_info.features() for i in ["LB_BOUNDARIES", "LB_BOUNDARIES_GPU"]):
[docs] @script_interface_register
class LBBoundaries(ScriptInterfaceHelper):
"""
Creates a set of lattice Boltzmann boundaries.
"""
_so_name = "LBBoundaries::LBBoundaries"
def __getitem__(self, key):
return self.call_method("get_elements")[key]
def __iter__(self):
elements = self.call_method("get_elements")
for e in elements:
yield e
[docs] def add(self, *args, **kwargs):
"""
Adds a boundary to the set.
Either a valid boundary is an argument,
or a valid set of parameters to create a boundary.
"""
if len(args) == 1:
if isinstance(args[0], LBBoundary):
lbboundary = args[0]
else:
raise TypeError(
"Either a LBBoundary object or key-value pairs for the parameters of a LBBoundary object need to be passed.")
else:
lbboundary = LBBoundary(**kwargs)
self.call_method("add", object=lbboundary)
return lbboundary
[docs] def remove(self, lbboundary):
"""
Removes a boundary from the set.
Parameters
----------
lbboundary : :obj:`LBBoundary`
The boundary to be removed from the set.
"""
self.call_method("remove", object=lbboundary)
[docs] def clear(self):
"""
Removes all boundaries.
"""
self.call_method("clear")
[docs] def size(self):
return self.call_method("size")
[docs] def empty(self):
return self.call_method("empty")
[docs] @script_interface_register
class LBBoundary(ScriptInterfaceHelper):
"""
Creates a LB boundary.
"""
_so_name = "LBBoundaries::LBBoundary"
_so_bind_methods = ("get_force",)