Incompressible.py
#!/usr/bin/env python
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
#<LicenseText>
#
# CitcomS.py by Eh Tan, Eun-seo Choi, and Pururav Thoutireddy.
# Copyright (C) 2002-2005, California Institute of Technology.
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
#</LicenseText>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
from CitcomS.Components.CitcomComponent import CitcomComponent
class Incompressible(CitcomComponent):
def __init__(self, name, facility):
CitcomComponent.__init__(self, name, facility)
return
def run(self):
from CitcomSLib import general_stokes_solver
general_stokes_solver(self.all_variables)
return
def initialize(self, all_variables):
CitcomComponent.initialize(self, all_variables)
from CitcomSLib import set_cg_defaults, set_mg_defaults
if self.inventory.Solver == "cgrad":
set_cg_defaults(self.all_variables)
elif self.inventory.Solver == "multigrid":
set_mg_defaults(self.all_variables)
return
def launch(self):
from CitcomSLib import general_stokes_solver_setup
general_stokes_solver_setup(self.all_variables)
return
#def fini(self):
#return
def setProperties(self, stream):
from CitcomSLib import Incompressible_set_properties
Incompressible_set_properties(self.all_variables, self.inventory, stream)
return
class Inventory(CitcomComponent.Inventory):
import pyre.inventory as prop
Solver = prop.str("Solver", default="cgrad",
validator=prop.choice(["cgrad",
"multigrid"]))
node_assemble = prop.bool("node_assemble", default=True)
precond = prop.bool("precond", default=True)
accuracy = prop.float("accuracy", default=1.0e-4)
inner_accuracy_scale = prop.float("inner_accuracy_scale", default=1.0)
check_continuity_convergence = prop.bool("check_continuity_convergence", default=True)
check_pressure_convergence = prop.bool("check_pressure_convergence", default=True)
mg_cycle = prop.int("mg_cycle", default=1)
down_heavy = prop.int("down_heavy", default=3)
up_heavy = prop.int("up_heavy", default=3)
vlowstep = prop.int("vlowstep", default=1000)
vhighstep = prop.int("vhighstep", default=3)
max_mg_cycles = prop.int("max_mg_cycles", default=50)
piterations = prop.int("piterations", default=1000)
aug_lagr = prop.bool("aug_lagr", default=True)
aug_number = prop.float("aug_number", default=2.0e3)
uzawa = prop.str("uzawa", default="cg",
validator=prop.choice(["cg", "bicg"]))
compress_iter_maxstep = prop.int("compress_iter_maxstep", default=100)
inner_remove_rigid_rotation = prop.bool("inner_remove_rigid_rotation", default=False)
remove_rigid_rotation = prop.bool("remove_rigid_rotation", default=True)
remove_angular_momentum = prop.bool("remove_angular_momentum", default=True)
only_check_vel_convergence = prop.bool("only_check_vel_convergence", default=False)
# Not used. Retained here for backward compatibility.
tole_compressibility = prop.float("tole_compressibility", default=1.0e-7)
relative_err_accuracy = prop.float("relative_err_accuracy", default=0.001)
# version
__id__ = "$Id$"
# End of file