def _configure(self): """ Set members based using inventory. """ TimeStep._configure(self) self.dt = self.inventory.dt return
def initialize(self, normalizer):
"""
Initialize time step algorithm.
"""
logEvent = "%sinit" % self._loggingPrefix
self._eventLogger.eventBegin(logEvent)
TimeStep.initialize(self, normalizer)
self._readSteps()
assert(len(self.steps) > 0)
assert(self.index == 0)
# Nondimensionalize time steps
timeScale = normalizer.timeScale()
self.totalTimeN = normalizer.nondimensionalize(self.totalTime, timeScale)
for i in xrange(len(self.steps)):
step = normalizer.nondimensionalize(self.steps[i], timeScale)
assert(step > 0.0)
self.steps[i] = step
# Set current time step
self.dtN = self.steps[self.index]
self._eventLogger.eventEnd(logEvent)
return
def __init__(self, name="timestepuniform"): """ Constructor. """ TimeStep.__init__(self, name) self._loggingPrefix = "DtUn " return
def _configure(self):
"""
Set members based using inventory.
"""
TimeStep._configure(self)
self.dt = self.inventory.dt
return
def __init__(self, name="timestepuniform"):
"""
Constructor.
"""
TimeStep.__init__(self, name)
self._loggingPrefix = "DtUn "
return
def initialize(self, normalizer):
"""
Initialize time step algorithm.
"""
logEvent = "%sinit" % self._loggingPrefix
self._eventLogger.eventBegin(logEvent)
TimeStep.initialize(self, normalizer)
self._readSteps()
assert (len(self.steps) > 0)
assert (self.index == 0)
# Nondimensionalize time steps
timeScale = normalizer.timeScale()
self.totalTimeN = normalizer.nondimensionalize(self.totalTime,
timeScale)
for i in xrange(len(self.steps)):
step = normalizer.nondimensionalize(self.steps[i], timeScale)
assert (step > 0.0)
self.steps[i] = step
# Set current time step
self.dtN = self.steps[self.index]
self._eventLogger.eventEnd(logEvent)
return
def __init__(self, name="timestepadapt"): """ Constructor. """ TimeStep.__init__(self, name) self._loggingPrefix = "DtAd " self.skipped = 0 self.maxDtN = 0.0 # Nondimensionalized maximum time step return
def __init__(self, name="timestepuser"): """ Constructor. """ TimeStep.__init__(self, name) self._loggingPrefix = "DtUs " self.steps = [] self.index = 0 return
def _configure(self): """ Set members based using inventory. """ TimeStep._configure(self) self.totalTime = self.inventory.totalTime self.filename = self.inventory.filename self.loopSteps = self.inventory.loopSteps return
def __init__(self, name="timestepuser"):
"""
Constructor.
"""
TimeStep.__init__(self, name)
self._loggingPrefix = "DtUs "
self.steps = []
self.index = 0
return
def _configure(self):
"""
Set members based using inventory.
"""
TimeStep._configure(self)
self.totalTime = self.inventory.totalTime
self.filename = self.inventory.filename
self.loopSteps = self.inventory.loopSteps
return
def _configure(self): """ Set members based using inventory. """ TimeStep._configure(self) self.totalTime = self.inventory.totalTime self.maxDt = self.inventory.maxDt self.adaptSkip = self.inventory.adaptSkip self.stabilityFactor = self.inventory.stabilityFactor self.dt = self.maxDt return
def initialize(self, normalizer):
"""
Initialize time step algorithm.
"""
logEvent = "%sinit" % self._loggingPrefix
self._eventLogger.eventBegin(logEvent)
TimeStep.initialize(self, normalizer)
# Nondimensionalize time scales
timeScale = normalizer.timeScale()
self.maxDtN = normalizer.nondimensionalize(self.maxDt, timeScale)
self._eventLogger.eventEnd(logEvent)
return
