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#!/usr/bin/env python
# encoding: utf-8
"""
_SICDeltaAOperator.py
Created by Graham Dennis on 2008-08-07.
Copyright (c) 2008-2012, Graham Dennis
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, see <http://www.gnu.org/licenses/>.
"""
from xpdeint.Operators.DeltaAOperator import DeltaAOperator
from xpdeint.ParserException import ParserException
class _SICDeltaAOperator (DeltaAOperator):
def __init__(self, *args, **KWs):
DeltaAOperator.__init__(self, *args, **KWs)
# Set default variables
self.crossPropagationDimension = None
self.crossPropagationDirection = None
self.crossIntegrationVectors = set()
self.crossIntegrationVectorsEntity = None
@property
def integrator(self):
# Our parent is the operator container, and its parent is the integrator
return self.parent.parent
def bindNamedVectors(self):
super(_SICDeltaAOperator, self).bindNamedVectors()
self.primaryCodeBlock.dependencies.update(self.codeBlocks['boundaryCondition'].dependencies)
self.primaryCodeBlock.dependencies.update(self.codeBlocks['crossPropagation'].dependencies)
if self.crossIntegrationVectorsEntity:
self.crossIntegrationVectors.update(self.vectorsFromEntity(self.crossIntegrationVectorsEntity))
if self.integrationVectors.intersection(self.crossIntegrationVectors):
badVectors = self.integrationVectors.intersection(self.crossIntegrationVectors)
raise ParserException(self.crossIntegrationVectorsEntity.xmlElement,
"Can't have a vector being integrated by both a cross-propagator and an integration block.\n"
"The vectors causing the problems are: %s" % ', '.join([v.name for v in badVectors]))
self.dependencies.update(self.crossIntegrationVectors)
def preflight(self):
super(_SICDeltaAOperator, self).preflight()
# Construct the operator components dictionary for the cross-propagation vectors
for crossIntegrationVector in self.crossIntegrationVectors:
for componentName in crossIntegrationVector.components:
derivativeString = "d%s_d%s" % (componentName, self.crossPropagationDimension)
# Map of operator names to vector -> component list dictionary
self.operatorComponents[derivativeString] = {crossIntegrationVector: [componentName]}
crossDimRep = self.loopingField.dimensionWithName(self.crossPropagationDimension).inBasis(self.operatorBasis)
crossPropDimOverrides = [(v.field, crossDimRep.loopIndex) for v in self.codeBlocks['crossPropagation'].dependencies
if v.field.hasDimensionName(self.crossPropagationDimension)]
self.codeBlocks['crossPropagation'].loopArguments['indexOverrides'] = \
{self.crossPropagationDimension: crossPropDimOverrides}
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