NonlinearElasticElementInterface.hpp

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/** \file NonlinearElasticElementInterface.hpp
* \example NonlinearElasticElementInterface.hpp
 
  \brief Header file for NonlinearElasticElementInterface element implementation
*/
 
 
 
#ifndef __NONLINEARELEMENTINTERFACE_HPP__
#define __NONLINEARELEMENTINTERFACE_HPP__
 
/** \brief Set of functions declaring elements and setting operators
 * for generic element interface
 */
struct NonlinearElasticElementInterface : public GenericElementInterface {
 
  MoFEM::Interface &mField;
  SmartPetscObj<DM> dM;
  PetscBool isQuasiStatic;
  
  PetscInt oRder;
  bool isDisplacementField;
  BitRefLevel bIt;
  boost::shared_ptr<NonlinearElasticElement> elasticElementPtr;
  boost::shared_ptr<ElasticMaterials> elasticMaterialsPtr;
  boost::shared_ptr<PostProcVolumeOnRefinedMesh> postProcMeshPtr;
 
  string positionField;
  string meshNodeField;
 
  NonlinearElasticElementInterface(MoFEM::Interface &m_field,
                                   string postion_field,
                                   string mesh_posi_field_name = "MESH_NODE_POSITIONS",
                                   bool is_displacement_field = true,
                                   PetscBool is_quasi_static = PETSC_TRUE)
      : mField(m_field), positionField(postion_field),
        meshNodeField(mesh_posi_field_name),
        isDisplacementField(is_displacement_field),
        isQuasiStatic(is_quasi_static) {
    oRder = 1;
  }
 
  ~NonlinearElasticElementInterface() {}
 
  MoFEMErrorCode getCommandLineParameters() {
    MoFEMFunctionBegin;
    isQuasiStatic = PETSC_FALSE;
    oRder = 2;
    CHKERR PetscOptionsGetBool(PETSC_NULLPTR, "-is_quasi_static", &isQuasiStatic,
                               PETSC_NULLPTR);
    CHKERR PetscOptionsGetInt(PETSC_NULLPTR, "-order", &oRder, PETSC_NULLPTR);
 
    MoFEMFunctionReturn(0);
  };
 
  MoFEMErrorCode addElementFields() {
    MoFEMFunctionBeginHot;
    auto simple = mField.getInterface<Simple>();
    if (!mField.check_field(positionField)) {
      CHKERR simple->addDomainField(positionField, H1, AINSWORTH_LEGENDRE_BASE,
                                    3);
      CHKERR simple->addBoundaryField(positionField, H1,
                                      AINSWORTH_LEGENDRE_BASE, 3);
      CHKERR simple->setFieldOrder(positionField, oRder);
    }
    if (!mField.check_field(meshNodeField)) {
      CHKERR simple->addDataField(meshNodeField, H1, AINSWORTH_LEGENDRE_BASE,
                                  3);
      CHKERR simple->setFieldOrder(meshNodeField, 2);
    }
 
    MoFEMFunctionReturnHot(0);
  };
 
  MoFEMErrorCode createElements() {
    MoFEMFunctionBeginHot;
 
    elasticElementPtr = boost::make_shared<NonlinearElasticElement>(mField, 2);
    elasticMaterialsPtr = boost::make_shared<ElasticMaterials>(mField, "HOOKE");
    CHKERR elasticMaterialsPtr->setBlocks(elasticElementPtr->setOfBlocks);
 
    CHKERR addHOOpsVol(meshNodeField, elasticElementPtr->getLoopFeRhs(), true,
                       false, false, false);
    CHKERR addHOOpsVol(meshNodeField, elasticElementPtr->getLoopFeLhs(), true,
                       false, false, false);
    CHKERR addHOOpsVol(meshNodeField, elasticElementPtr->getLoopFeEnergy(),
                       true, false, false, false);
    CHKERR elasticElementPtr->addElement("ELASTIC", positionField,
                                         meshNodeField, false);
 
 
    MoFEMFunctionReturnHot(0);
  };
 
  MoFEMErrorCode setOperators() {
    MoFEMFunctionBegin;
    auto &pipeline_rhs = elasticElementPtr->feRhs.getOpPtrVector();
    auto &pipeline_lhs = elasticElementPtr->feLhs.getOpPtrVector();
 
    pipeline_rhs.push_back(new OpSetBc(positionField, true, mBoundaryMarker));
    pipeline_lhs.push_back(new OpSetBc(positionField, true, mBoundaryMarker));
 
    CHKERR elasticElementPtr->setOperators(positionField, meshNodeField, false,
                                           isDisplacementField);
                                           
    pipeline_rhs.push_back(new OpUnSetBc(positionField));
    pipeline_lhs.push_back(new OpUnSetBc(positionField));
    MoFEMFunctionReturn(0);
  }
 
  BitRefLevel getBitRefLevel() { return bIt; };
  MoFEMErrorCode addElementsToDM(SmartPetscObj<DM> dm) {
    MoFEMFunctionBeginHot;
    this->dM = dm;
    CHKERR DMMoFEMAddElement(dM, "ELASTIC");
    mField.getInterface<Simple>()->getOtherFiniteElements().push_back(
        "ELASTIC");
        
    MoFEMFunctionReturnHot(0);
  };
 
  MoFEMErrorCode setupSolverJacobianSNES() {
    MoFEMFunctionBegin;
 
    CHKERR DMMoFEMSNESSetJacobian(
        dM, "ELASTIC", &elasticElementPtr->getLoopFeLhs(), NULL, NULL);
 
    MoFEMFunctionReturn(0);
  };
  MoFEMErrorCode setupSolverFunctionSNES() {
    MoFEMFunctionBegin;
    CHKERR DMMoFEMSNESSetFunction(dM, "ELASTIC",
                                  &elasticElementPtr->getLoopFeRhs(),
                                  PETSC_NULLPTR, PETSC_NULLPTR);
    MoFEMFunctionReturn(0);
  };
 
  MoFEMErrorCode setupSolverJacobianTS(const TSType type) {
    MoFEMFunctionBegin;
    auto &method = elasticElementPtr->getLoopFeLhs();
    switch (type) {
    case IM:
      CHKERR DMMoFEMTSSetIJacobian(dM, "ELASTIC", &method, &method, &method);
      break;
    case IM2:
      CHKERR DMMoFEMTSSetI2Jacobian(dM, "ELASTIC", &method, &method, &method);
      break;
    case EX:
      CHKERR DMMoFEMTSSetRHSJacobian(dM, "ELASTIC", &method, &method, &method);
      break;
    default:
      SETERRQ(PETSC_COMM_SELF, MOFEM_NOT_IMPLEMENTED,
              "This TS is not yet implemented");
      break;
    }
    MoFEMFunctionReturn(0);
  };
 
  MoFEMErrorCode setupSolverFunctionTS(const TSType type) {
    MoFEMFunctionBegin;
    auto &method = elasticElementPtr->getLoopFeRhs();
    switch (type) {
    case IM:
      CHKERR DMMoFEMTSSetIFunction(dM, "ELASTIC", &method, &method, &method);
      break;
    case IM2:
      CHKERR DMMoFEMTSSetI2Function(dM, "ELASTIC", &method, &method, &method);
      break;
    case EX:
      CHKERR DMMoFEMTSSetRHSFunction(dM, "ELASTIC", &method, &method, &method);
      break;
    default:
      SETERRQ(PETSC_COMM_SELF, MOFEM_NOT_IMPLEMENTED, "Not implemented");
      break;
    }
 
    MoFEMFunctionReturn(0);
  };
 
  MoFEMErrorCode updateElementVariables() { return 0; };
  MoFEMErrorCode postProcessElement(int step) {
    MoFEMFunctionBegin;
    
    if (elasticElementPtr->setOfBlocks.empty())
      MoFEMFunctionReturnHot(0);
 
    if (!postProcMeshPtr) {
      postProcMeshPtr = boost::make_shared<PostProcVolumeOnRefinedMesh>(mField);
 
      if (mField.check_field("MESH_NODE_POSITIONS"))
        CHKERR addHOOpsVol("MESH_NODE_POSITIONS", *postProcMeshPtr, true, false,
                           false, false);
      CHKERR postProcMeshPtr->generateReferenceElementMesh();
      CHKERR postProcMeshPtr->addFieldValuesPostProc(positionField);
      CHKERR postProcMeshPtr->addFieldValuesPostProc(meshNodeField);
      CHKERR postProcMeshPtr->addFieldValuesGradientPostProc(positionField);
 
      for (auto &sit : elasticElementPtr->setOfBlocks) {
        postProcMeshPtr->getOpPtrVector().push_back(new PostProcStress(
            postProcMeshPtr->postProcMesh, postProcMeshPtr->mapGaussPts,
            positionField, sit.second, postProcMeshPtr->commonData,
            isDisplacementField));
      }
    }
 
    elasticElementPtr->getLoopFeEnergy().snes_ctx = SnesMethod::CTX_SNESNONE;
    elasticElementPtr->getLoopFeEnergy().eNergy = 0;
    // MOFEM_LOG("WORLD", Sev::inform) << "Loop energy\n";
    CHKERR DMoFEMLoopFiniteElements(dM, "ELASTIC",
                                    &elasticElementPtr->getLoopFeEnergy());
 
    auto E = elasticElementPtr->getLoopFeEnergy().eNergy;
    // Print elastic energy
    MOFEM_LOG_C("WORLD", Sev::inform, "%d Time %3.2e Elastic energy %3.2e",
                step, elasticElementPtr->getLoopFeRhs().ts_t, E);
 
    CHKERR DMoFEMLoopFiniteElements(dM, "ELASTIC", postProcMeshPtr);
    auto out_name = "out_vol_" + to_string(step) + ".h5m";
 
    CHKERR postProcMeshPtr->writeFile(out_name);
 
    MoFEMFunctionReturn(0);
  };
};
 
#endif //__NONLINEARELEMENTINTERFACE_HPP__