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Adding field to output total strain (#3142)
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src/coreComponents/physicsSolvers/solidMechanics/kernels/StrainHelper.hpp
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| /* | ||
| * ------------------------------------------------------------------------------------------------------------ | ||
| * SPDX-License-Identifier: LGPL-2.1-only | ||
| * | ||
| * Copyright (c) 2018-2020 Lawrence Livermore National Security LLC | ||
| * Copyright (c) 2018-2020 The Board of Trustees of the Leland Stanford Junior University | ||
| * Copyright (c) 2018-2020 TotalEnergies | ||
| * Copyright (c) 2019- GEOSX Contributors | ||
| * All rights reserved | ||
| * | ||
| * See top level LICENSE, COPYRIGHT, CONTRIBUTORS, NOTICE, and ACKNOWLEDGEMENTS files for details. | ||
| * ------------------------------------------------------------------------------------------------------------ | ||
| */ | ||
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| /** | ||
| * @file StrainHelper.hpp | ||
| */ | ||
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| #ifndef GEOS_PHYSICSSOLVERS_SOLIDMECHANICS_KERNELS_STRAINHELPER_HPP_ | ||
| #define GEOS_PHYSICSSOLVERS_SOLIDMECHANICS_KERNELS_STRAINHELPER_HPP_ | ||
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| #include "common/DataTypes.hpp" | ||
| #include "common/GEOS_RAJA_Interface.hpp" | ||
| #include "finiteElement/FiniteElementDispatch.hpp" | ||
| #include "mesh/CellElementSubRegion.hpp" | ||
| #include "mesh/utilities/AverageOverQuadraturePointsKernel.hpp" | ||
| #include "physicsSolvers/solidMechanics/SolidMechanicsFields.hpp" | ||
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| namespace geos | ||
| { | ||
| /** | ||
| * @class AverageStrainOverQuadraturePoints | ||
| * @tparam SUBREGION_TYPE the subRegion type | ||
| * @tparam FE_TYPE the finite element type | ||
| */ | ||
| template< typename SUBREGION_TYPE, | ||
| typename FE_TYPE > | ||
| class AverageStrainOverQuadraturePoints : | ||
| public AverageOverQuadraturePointsBase< SUBREGION_TYPE, | ||
| FE_TYPE > | ||
| { | ||
| public: | ||
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| /// Alias for the base class; | ||
| using Base = AverageOverQuadraturePointsBase< SUBREGION_TYPE, | ||
| FE_TYPE >; | ||
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| using Base::m_elementVolume; | ||
| using Base::m_elemsToNodes; | ||
| using Base::m_finiteElementSpace; | ||
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| /** | ||
| * @brief Constructor for the class | ||
| * @param nodeManager the node manager | ||
| * @param edgeManager the edge manager | ||
| * @param faceManager the face manager | ||
| * @param elementSubRegion the element subRegion | ||
| * @param finiteElementSpace the finite element space | ||
| * @param displacement the displacement solution field | ||
| * @param avgStrain the strain averaged over quadrature points | ||
| */ | ||
| AverageStrainOverQuadraturePoints( NodeManager & nodeManager, | ||
| EdgeManager const & edgeManager, | ||
| FaceManager const & faceManager, | ||
| SUBREGION_TYPE const & elementSubRegion, | ||
| FE_TYPE const & finiteElementSpace, | ||
| fields::solidMechanics::arrayViewConst2dLayoutTotalDisplacement const displacement, | ||
| fields::solidMechanics::arrayView2dLayoutStrain const avgStrain ): | ||
| Base( nodeManager, | ||
| edgeManager, | ||
| faceManager, | ||
| elementSubRegion, | ||
| finiteElementSpace ), | ||
| m_displacement( displacement ), | ||
| m_avgStrain( avgStrain ) | ||
| {} | ||
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| /** | ||
| * @copydoc finiteElement::KernelBase::StackVariables | ||
| */ | ||
| struct StackVariables : Base::StackVariables | ||
| {real64 uLocal[FE_TYPE::maxSupportPoints][3]; }; | ||
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| /** | ||
| * @brief Performs the setup phase for the kernel. | ||
| * @param k The element index. | ||
| * @param stack The StackVariable object that hold the stack variables. | ||
| */ | ||
| GEOS_HOST_DEVICE | ||
| void setup( localIndex const k, | ||
| StackVariables & stack ) const | ||
| { | ||
| Base::setup( k, stack ); | ||
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| for( localIndex a = 0; a < FE_TYPE::maxSupportPoints; ++a ) | ||
| { | ||
| localIndex const localNodeIndex = m_elemsToNodes( k, a ); | ||
| for( int i = 0; i < 3; ++i ) | ||
| { | ||
| stack.uLocal[a][i] = m_displacement[localNodeIndex][i]; | ||
| } | ||
| } | ||
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| for( int icomp = 0; icomp < 6; ++icomp ) | ||
| { | ||
| m_avgStrain[k][icomp] = 0.0; | ||
| } | ||
| } | ||
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| /** | ||
| * @brief Increment the average property with the contribution of the property at this quadrature point | ||
| * @param k The element index | ||
| * @param q The quadrature point index | ||
| * @param stack The StackVariables object that hold the stack variables. | ||
| */ | ||
| GEOS_HOST_DEVICE | ||
| void quadraturePointKernel( localIndex const k, | ||
| localIndex const q, | ||
| StackVariables & stack ) const | ||
| { | ||
| //real64 const weight = FE_TYPE::transformedQuadratureWeight( q, stack.xLocal, stack.feStack ) / m_elementVolume[k]; | ||
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| real64 dNdX[ FE_TYPE::maxSupportPoints ][3]; | ||
| real64 const detJxW = m_finiteElementSpace.template getGradN< FE_TYPE >( k, q, stack.xLocal, stack.feStack, dNdX ); | ||
| real64 strain[6] = {0.0}; | ||
| FE_TYPE::symmetricGradient( dNdX, stack.uLocal, strain ); | ||
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| for( int icomp = 0; icomp < 6; ++icomp ) | ||
| { | ||
| m_avgStrain[k][icomp] += detJxW*strain[icomp]/m_elementVolume[k]; | ||
| } | ||
| } | ||
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| /** | ||
| * @brief Launch the kernel over the elements in the subRegion | ||
| * @tparam POLICY the kernel policy | ||
| * @tparam KERNEL_TYPE the type of kernel | ||
| * @param numElems the number of elements in the subRegion | ||
| * @param kernelComponent the kernel component | ||
| */ | ||
| template< typename POLICY, | ||
| typename KERNEL_TYPE > | ||
| static void | ||
| kernelLaunch( localIndex const numElems, | ||
| KERNEL_TYPE const & kernelComponent ) | ||
| { | ||
| forAll< POLICY >( numElems, | ||
| [=] GEOS_HOST_DEVICE ( localIndex const k ) | ||
| { | ||
| typename KERNEL_TYPE::StackVariables stack; | ||
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| kernelComponent.setup( k, stack ); | ||
| for( integer q = 0; q < FE_TYPE::numQuadraturePoints; ++q ) | ||
| { | ||
| kernelComponent.quadraturePointKernel( k, q, stack ); | ||
| } | ||
| } ); | ||
| } | ||
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| protected: | ||
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| /// The displacement solution | ||
| fields::solidMechanics::arrayViewConst2dLayoutTotalDisplacement const m_displacement; | ||
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| /// The average strain | ||
| fields::solidMechanics::arrayView2dLayoutStrain const m_avgStrain; | ||
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| }; | ||
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| /** | ||
| * @class AverageStrainOverQuadraturePointsKernelFactory | ||
| * @brief Class to create and launch the kernel | ||
| */ | ||
| class AverageStrainOverQuadraturePointsKernelFactory | ||
| { | ||
| public: | ||
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| /** | ||
| * @brief Create a new kernel and launch | ||
| * @tparam SUBREGION_TYPE the subRegion type | ||
| * @tparam FE_TYPE the finite element type | ||
| * @tparam POLICY the kernel policy | ||
| * @param nodeManager the node manager | ||
| * @param edgeManager the edge manager | ||
| * @param faceManager the face manager | ||
| * @param elementSubRegion the element subRegion | ||
| * @param finiteElementSpace the finite element space | ||
| * @param property the property at quadrature points | ||
| * @param averageProperty the property averaged over quadrature points | ||
| */ | ||
| template< typename SUBREGION_TYPE, | ||
| typename FE_TYPE, | ||
| typename POLICY > | ||
| static void | ||
| createAndLaunch( NodeManager & nodeManager, | ||
| EdgeManager const & edgeManager, | ||
| FaceManager const & faceManager, | ||
| SUBREGION_TYPE const & elementSubRegion, | ||
| FE_TYPE const & finiteElementSpace, | ||
| fields::solidMechanics::arrayViewConst2dLayoutTotalDisplacement const displacement, | ||
| fields::solidMechanics::arrayView2dLayoutStrain const avgStrain ) | ||
| { | ||
| AverageStrainOverQuadraturePoints< SUBREGION_TYPE, FE_TYPE > | ||
| kernel( nodeManager, edgeManager, faceManager, elementSubRegion, finiteElementSpace, | ||
| displacement, avgStrain ); | ||
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| AverageStrainOverQuadraturePoints< SUBREGION_TYPE, FE_TYPE >::template | ||
| kernelLaunch< POLICY >( elementSubRegion.size(), kernel ); | ||
| } | ||
| }; | ||
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| } | ||
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| #endif /* GEOS_PHYSICSSOLVERS_SOLIDMECHANICS_KERNELS_STRAINHELPER_HPP_ */ |