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Panzer: Create ZeroContributedField Evaluator
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Create an `Evaluator` for the sake of initializing a contributed field
to zero.
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jmgate committed May 1, 2019
1 parent 410cdbc commit 581e5ed
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// @HEADER
// ***********************************************************************
//
// Panzer: A partial differential equation assembly
// engine for strongly coupled complex multiphysics systems
// Copyright (2011) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Roger P. Pawlowski ([email protected]) and
// Eric C. Cyr ([email protected])
// ***********************************************************************
// @HEADER

///////////////////////////////////////////////////////////////////////////////
//
// Include Files
//
///////////////////////////////////////////////////////////////////////////////

// Panzer
#include "PanzerDiscFE_config.hpp"
#include "Panzer_ExplicitTemplateInstantiation.hpp"
#include "Panzer_ZeroContributedField.hpp"
#include "Panzer_ZeroContributedField_impl.hpp"

///////////////////////////////////////////////////////////////////////////////
//
// Instantiate the class.
//
///////////////////////////////////////////////////////////////////////////////
PANZER_INSTANTIATE_TEMPLATE_CLASS_TWO_T(panzer::ZeroContributedField)
113 changes: 113 additions & 0 deletions packages/panzer/disc-fe/src/evaluators/Panzer_ZeroContributedField.hpp
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// @HEADER
// ***********************************************************************
//
// Panzer: A partial differential equation assembly
// engine for strongly coupled complex multiphysics systems
// Copyright (2011) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Roger P. Pawlowski ([email protected]) and
// Eric C. Cyr ([email protected])
// ***********************************************************************
// @HEADER

#ifndef PANZER_ZEROCONTRIBUTEDFIELD_HPP
#define PANZER_ZEROCONTRIBUTEDFIELD_HPP

///////////////////////////////////////////////////////////////////////////////
//
// Include Files
//
///////////////////////////////////////////////////////////////////////////////

// Panzer
#include "Panzer_Evaluator_WithBaseImpl.hpp"

// Phalanx
#include "Phalanx_Evaluator_Derived.hpp"
#include "Phalanx_MDField.hpp"

namespace panzer
{
/**
* \brief Build a field using a specified data layout, and set it to zero.
*
* Used to initialize a field, to which other `Evaluator`s will contribute,
* to zero.
*/
template<typename EvalT, typename Traits>
class ZeroContributedField
:
public panzer::EvaluatorWithBaseImpl<Traits>,
public PHX::EvaluatorDerived<EvalT, Traits>
{
public:

/**
* \brief Constructor.
*
* Given the field name and layout, create the field to be initialized
* to zero.
*
* \param[in] fieldName The name of the field to be initialized to zero.
* \param[in] layout The data layout to use when creating the field.
*/
ZeroContributedField(
const std::string& fieldName,
PHX::DataLayout& layout);

/**
* \brief Evaluate the field.
*
* Set the field to zero.
*/
void
evaluateFields(
typename Traits::EvalData d) override;

private:

/**
* \brief The scalar data type.
*/
using ScalarT = typename EvalT::ScalarT;

/**
* \brief The field being initialized to zero.
*/
PHX::MDField<ScalarT> field_;

}; // end of class ZeroContributedField

} // end of namespace panzer

#endif // PANZER_ZEROCONTRIBUTEDFIELD_HPP
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// @HEADER
// ***********************************************************************
//
// Panzer: A partial differential equation assembly
// engine for strongly coupled complex multiphysics systems
// Copyright (2011) Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// the U.S. Government retains certain rights in this software.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// 1. Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// 3. Neither the name of the Corporation nor the names of the
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Questions? Contact Roger P. Pawlowski ([email protected]) and
// Eric C. Cyr ([email protected])
// ***********************************************************************
// @HEADER

#ifndef PANZER_ZEROCONTRIBUTEDFIELD_IMPL_HPP
#define PANZER_ZEROCONTRIBUTEDFIELD_IMPL_HPP

namespace panzer
{
/////////////////////////////////////////////////////////////////////////////
//
// Constructor
//
/////////////////////////////////////////////////////////////////////////////
template<typename EvalT, typename Traits>
ZeroContributedField<EvalT, Traits>::
ZeroContributedField(
const std::string& fieldName,
PHX::DataLayout& layout)
{
using PHX::MDField;
using Teuchos::rcpFromRef;
field_ = MDField<ScalarT>(fieldName, rcpFromRef(layout));
this->addEvaluatedField(field_);
this->setName("ZeroContributedField: " + field_.fieldTag().identifier());
} // end of Constructor

/////////////////////////////////////////////////////////////////////////////
//
// evaluateFields()
//
/////////////////////////////////////////////////////////////////////////////
template<typename EvalT, typename Traits>
void
ZeroContributedField<EvalT, Traits>::
evaluateFields(
typename Traits::EvalData /* d */)
{
field_.deep_copy(ScalarT(0.0));
} // end of evaluateFields()

} // end of namespace panzer

#endif // PANZER_ZEROCONTRIBUTEDFIELD_IMPL_HPP

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