ExplicitModule.h

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#pragma once
 
#include "utils/helpers.h"
#include <jem/base/ArithmeticException.h>
#include <jem/base/Array.h>
#include <jem/base/Class.h>
#include <jem/base/ClassTemplate.h>
#include <jem/base/System.h>
#include <jem/base/array/operators.h>
#include <jem/util/Event.h>
#include <jem/util/Properties.h>
#include <jem/util/PropertyException.h>
#include <jive/algebra/AbstractMatrix.h>
#include <jive/algebra/DiagMatrixObject.h>
#include <jive/algebra/FlexMatrixBuilder.h>
#include <jive/app/Module.h>
#include <jive/app/ModuleFactory.h>
#include <jive/fem/ElementGroup.h>
#include <jive/fem/ElementSet.h>
#include <jive/implict/Names.h>
#include <jive/implict/SolverInfo.h>
#include <jive/implict/SolverModule.h>
#include <jive/implict/utilities.h>
#include <jive/model/Actions.h>
#include <jive/model/Model.h>
#include <jive/model/StateVector.h>
#include <jive/solver/Solver.h>
#include <jive/solver/SolverParams.h>
#include <jive/solver/declare.h>
#include <jive/solver/utilities.h>
#include <jive/util/Constraints.h>
#include <jive/util/DenseTable.h>
#include <jive/util/DofSpace.h>
#include <jive/util/FuncUtils.h>
#include <jive/util/Globdat.h>
#include <jive/util/ItemSet.h>
#include <jive/util/XTable.h>
 
using jem::idx_t;
using jem::newInstance;
using jem::numeric::Function;
 
using jive::IdxMatrix;
using jive::Properties;
using jive::Ref;
using jive::String;
using jive::StringVector;
using jive::Vector;
using jive::algebra::AbstractMatrix;
using jive::algebra::DiagMatrixObject;
using jive::algebra::FlexMatrixBuilder;
using jive::app::Module;
using jive::fem::ElementGroup;
using jive::fem::ElementSet;
using jive::implict::newSolverParams;
using jive::implict::SolverInfo;
using jive::implict::SolverModule;
using jive::model::ActionParams;
using jive::model::Actions;
using jive::model::Model;
using jive::model::StateVector;
using jive::solver::newSolver;
using jive::solver::Solver;
using jive::util::Constraints;
using jive::util::DenseTable;
using jive::util::DofSpace;
using jive::util::FuncUtils;
using jive::util::Globdat;
using jive::util::ItemSet;
using jive::util::XTable;
 
using jive_helpers::expVec;
using jive_helpers::logMat;
 
//-----------------------------------------------------------------------
//   class ExplicitModule
//-----------------------------------------------------------------------
 
class ExplicitModule : public SolverModule
{
public:
  enum MassMode
  {
    LUMPED,    
    CONSISTENT 
  };
 
  JEM_DECLARE_CLASS(ExplicitModule, SolverModule);
 
  static const char *TYPE_NAME;  
  static const char *STEP_COUNT; 
  static const char *SO3_DOFS;   
  static const char *LEN_SCALE;  
 
  virtual Status init(const Properties &conf,
                      const Properties &props,
                      const Properties &globdat) override;
 
  virtual void shutdown(const Properties &globdat) override;
 
  virtual void configure(const Properties &props,
                         const Properties &globdat) override;
 
  virtual void getConfig(const Properties &props,
                         const Properties &globdat) const override;
 
  virtual void advance(const Properties &globdat) override;
 
  virtual void solve(const Properties &info,
                     const Properties &globdat) override = 0;
 
  virtual void cancel(const Properties &globdat) override;
 
  virtual bool commit(const Properties &globdat) override;
 
  virtual void setPrecision(double eps) override;
 
  virtual double getPrecision() const override;
 
  // static Ref<Module> makeNew
 
  //     (const String &name, const Properties &conf,
  //      const Properties &props, const Properties &globdat);
 
  // static void declare();
 
protected:
  explicit ExplicitModule(const String &name = "");
 
  virtual ~ExplicitModule();
 
  void updateMass_(const Properties &globdat);
 
  void invalidate_();
 
  inline void ABupdate(const Vector &delta_y,
                       const Vector &f_cur,
                       const Vector &f_old) const;
 
  inline void ABupdate(const Vector &delta_y,
                       const Vector &f_cur) const;
 
  void updateVec(const Vector &y_new,
                 const Vector &y_old,
                 const Vector &delta_y,
                 const bool rot = false);
 
  void getAcce(const Vector &a,
               const Ref<Constraints> &cons,
               const Vector &fres,
               const Properties &globdat);
 
  Vector getForce(const Vector &fint,
                  const Vector &fext,
                  const Properties &globdat);
 
  double getQuality(const Vector &y_pre,
                    const Vector &y_cor);
 
protected:
  bool valid_; 
 
  double dtime_;    
  double prec_;     
  double minDtime_; 
  double maxDtime_; 
  double saftey_;   
  double incrFact_; 
  double decrFact_; 
 
  MassMode mode_;   
  idx_t order_;     
  double lenScale_; 
 
  Ref<Function> updCond_; 
  Vector massInv_;        
  IdxVector dofsSO3_;     
  IdxMatrix rdofs_;       
 
  Ref<Model> model_;      
  Ref<DofSpace> dofs_;    
  Ref<Constraints> cons_; 
  Ref<Solver> solver_;    
};
 
//-----------------------------------------------------------------------
//   inline definitions
//-----------------------------------------------------------------------
 
inline void ExplicitModule::ABupdate(const Vector &delta_y,
                                     const Vector &f_cur,
                                     const Vector &f_old) const
{
  delta_y = dtime_ / 2. * (3. * f_cur - 1. * f_old);
}
 
inline void ExplicitModule::ABupdate(const Vector &delta_y,
                                     const Vector &f_cur) const
{
  delta_y = dtime_ * f_cur;
}