https://github.com/geodynamics/citcoms
Revision db34189a4cc8afa725438397e42cb391338a2f06 authored by Leif Strand on 27 July 2005, 09:06:27 UTC, committed by Leif Strand on 27 July 2005, 09:06:27 UTC
1 parent bdc080d
Tip revision: db34189a4cc8afa725438397e42cb391338a2f06 authored by Leif Strand on 27 July 2005, 09:06:27 UTC
Merged changes fron trunk: "[...] uniprocessor examples work again [...]".
Merged changes fron trunk: "[...] uniprocessor examples work again [...]".
Tip revision: db34189
Controller.py
#!/usr/bin/env python
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
#<LicenseText>
#=====================================================================
#
# CitcomS.py
# ---------------------------------
#
# Authors:
# Eh Tan, Eun-seo Choi, and Pururav Thoutireddy
# (c) California Institute of Technology 2002-2005
#
# By downloading and/or installing this software you have
# agreed to the CitcomS.py-LICENSE bundled with this software.
# Free for non-commercial academic research ONLY.
# This program is distributed WITHOUT ANY WARRANTY whatsoever.
#
#=====================================================================
#
# Copyright June 2005, by the California Institute of Technology.
# ALL RIGHTS RESERVED. United States Government Sponsorship Acknowledged.
#
# Any commercial use must be negotiated with the Office of Technology
# Transfer at the California Institute of Technology. This software
# may be subject to U.S. export control laws and regulations. By
# accepting this software, the user agrees to comply with all
# applicable U.S. export laws and regulations, including the
# International Traffic and Arms Regulations, 22 C.F.R. 120-130 and
# the Export Administration Regulations, 15 C.F.R. 730-744. User has
# the responsibility to obtain export licenses, or other export
# authority as may be required before exporting such information to
# foreign countries or providing access to foreign nationals. In no
# event shall the California Institute of Technology be liable to any
# party for direct, indirect, special, incidental or consequential
# damages, including lost profits, arising out of the use of this
# software and its documentation, even if the California Institute of
# Technology has been advised of the possibility of such damage.
#
# The California Institute of Technology specifically disclaims any
# warranties, including the implied warranties or merchantability and
# fitness for a particular purpose. The software and documentation
# provided hereunder is on an "as is" basis, and the California
# Institute of Technology has no obligations to provide maintenance,
# support, updates, enhancements or modifications.
#
#=====================================================================
#</LicenseText>
#
# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#
def controller(name="controller", facility="controller"):
return Controller(name, facility)
from pyre.simulations.SimulationController import SimulationController
import journal
class Controller(SimulationController):
def __init__(self, name, facility):
SimulationController.__init__(self, name, facility)
self.step = 0
self.clock = 0.0
self.done = False
self.solver = None
return
def initialize(self, app):
self.solver = app.solver
self.solver.initialize(app)
return
def launch(self, app):
# 0th step
self.solver.launch(app)
# do io for 0th step
self.save()
return
def march(self, totalTime=0, steps=0):
"""explicit time loop"""
if (self.step + 1) >= steps:
self.step += 1
self.endSimulation()
return
while 1:
# notify solvers we are starting a new timestep
self.startTimestep()
# synchronize boundary information
#self.applyBoundaryConditions()
# compute an acceptable timestep
dt = self.stableTimestep()
# advance
self.advance(dt)
# update smulation clock and step number
self.clock += dt
self.step += 1
# notify solver we finished a timestep
self.endTimestep(totalTime, steps)
# do io
self.save()
# are we done?
if self.done:
break
# end of time advance loop
# Notify solver we are done
self.endSimulation()
return
def endTimestep(self, totalTime, steps):
# are we done?
if steps and self.step >= steps:
self.done = True
if totalTime and self.clock >= totalTime:
self.done = True
# solver can terminate time marching by returning True
self.done = self.solver.endTimestep(self.clock, self.step, self.done)
return
def endSimulation(self):
self.solver.endSimulation(self.step)
return
def save(self):
step = self.step
self.solver.timesave(self.clock, step)
self.solver.save(step, self.inventory.monitoringFrequency)
return
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