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@*
DeltaAOperator.tmpl
delta-a operator, i.e. dstuff_dt = otherStuff;
Created by Graham Dennis on 2007-10-13.
Copyright (c) 2007-2012, 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/>.
*@
@extends xpdeint.Operators._DeltaAOperator
@def description: Delta A propagation operator for field $field.name
@def copyDeltaAFunctionContents($function)
@set $loopingField = $primaryCodeBlock.field
@set $dimensionsWithIndexOverrides = [dim for dim in loopingField.dimensions if not $deltaAField.hasDimension(dim)]
@set $setOfVectorsToLoopOver = set($deltaAField.vectors)
@silent setOfVectorsToLoopOver.update($vectorsForcingReordering)
@set $indexOverrides = dict([(dim.name, {loopingField: c'_${dim.inBasis($operatorBasis).name}_index'}) for dim in dimensionsWithIndexOverrides])
${loopOverFieldInBasisWithVectorsAndInnerContent(loopingField, $operatorBasis, $setOfVectorsToLoopOver, $insideCopyDeltaALoops, $indexOverrides)}@slurp
@#
@end def
@def insideCopyDeltaALoops
@#
// This code copies the increments for the components back into the vectors themselves.
@for $vector in $vectorsForcingReordering
@for $componentName in $vector.components
@#
${componentName} = d${componentName}_d${propagationDimension} * _step;
@#
@if $deltaAVectorMap[$vector].needsInitialisation
@# If the delta a vector needs initialisation, then we need to
@# reset it now that we have copied what we need out of it.
@#
d${componentName}_d${propagationDimension} = 0.0;
@end if
@end for
@end for
@#
@end def
@def insideEvaluateOperatorLoops($codeString)
@#
${insideEvaluateOperatorLoopsBegin}@slurp
@#
@# The Operator class will have defined for us all of the dVariableName_dPropagationDimension variables.
@# Note that we assume that all of the integration vectors have an operotor component defined for them.
#define d${propagationDimension} _step
// ************* Propagation code ***************
${codeString}@slurp
// **********************************************
#undef d${propagationDimension}
@# Loop over the components of the integration vectors
@for $operatorComponentName in $operatorComponents.iterkeys()
@assert len($operatorComponents[$operatorComponentName]) == 1
@for $integrationVector, $integrationVectorComponentList in $operatorComponents[$operatorComponentName].iteritems()
@set $integrationVectorComponentName = $integrationVectorComponentList[0]
@assert $integrationVectorComponentName in $integrationVector.components
_active_${integrationVector.id}[_${integrationVector.id}_index_pointer + ${integrationVector.components.index($integrationVectorComponentName)}] = @slurp
$operatorComponentName * _step;
@end for
@end for
@#
@end def
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