LinSolParams.h

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// $Id$
//==============================================================================
//==============================================================================
 
#ifndef _LIN_SOL_PARAMS_H
#define _LIN_SOL_PARAMS_H
 
#include "LinAlgenums.h"
#include <map>
#include <string>
#include <vector>
 
namespace tinyxml2 { class XMLElement; }
 
 
class SettingMap
{
public:
  void addValue(const std::string& key, const std::string& value);
 
  std::string getStringValue(const std::string& key) const;
 
  int getIntValue(const std::string& key) const;
 
  double getDoubleValue(const std::string& key) const;
 
  bool hasValue(const std::string& key) const;
 
protected:
  std::map<std::string,std::string> values; 
};
 
 
class LinSolParams : public SettingMap
{
public:
  LinSolParams(LinAlg::LinearSystemType ls = LinAlg::GENERAL_MATRIX);
  LinSolParams(const LinSolParams& par,
               LinAlg::LinearSystemType ls = LinAlg::GENERAL_MATRIX);
 
  bool read(const tinyxml2::XMLElement* elem);
 
  class BlockParams : public SettingMap
  {
  public:
    BlockParams();
 
    struct DirSmoother
    {
      int order;        
      std::string type; 
    };
 
    bool read(const tinyxml2::XMLElement* child, const std::string& prefix = "");
 
    size_t basis; 
    size_t comps; 
    std::vector<DirSmoother> dirSmoother; 
  };
 
  size_t getNoBlocks() const { return blocks.size(); }
 
  const BlockParams& getBlock(size_t i) const { return blocks[i]; }
 
  LinAlg::LinearSystemType getLinSysType() const { return linSys; }
 
private:
  std::vector<BlockParams> blocks; 
  LinAlg::LinearSystemType linSys; 
};
 
#endif