parallel/pico/SubDomain.hpp

// -*- C++ -*-
//
//  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
//                                   Fehmi Cirak
//                        California Institute of Technology
//                           (C) 2004 All Rights Reserved
//
//  <LicenseText>
//
//  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//
// EDITED BY MATT GALLOWAY FOR USE WITH DAPTA

#ifndef __SUBDOMAIN_HPP__
#define __SUBDOMAIN_HPP__

#include "CBuffer.hpp"

namespace DAPTA { // Define namespace DAPTA

namespace pico { // Define namespace pico

template <typename V>
class SubDomain {
   public:
      typedef V                             VertexType;
      typedef V*                            VertexHandle;
      
      SubDomain(const VertexType& lo, const VertexType& up, double maxElemSize=0.0);
      ~SubDomain();
      
      // memory management
      void allocateReceiveBuffer(const size_t& size);
      void registerSendBuffer(const char * const start, const size_t& size);
      
      // accessors
      VertexType lowerPoint() const { return _low; }
      VertexType upperPoint() const { return _upp; }
      
      void setSendMsgSize(const size_t& size) { _sendMsgSize=size; }
      
      int sendMsgSize() const    { return _sendMsgSize; }
      int recvBufferSize() const { return _rBuf->size(); }
      
      char* sendBuffer() { return _sBuf->start(); }
      char* recvBuffer() { return _rBuf->start(); }
      
      double maxElemSize() const { return _maxElemSize; }
      
      // intersection test
      bool checkOverlap(const SubDomain<V> * const b) const;
      
   private:
      // copy and equality constructor
      SubDomain(const SubDomain<V> &);
      const SubDomain<V> & operator=(const SubDomain<V> &);
   
   private:
      bool isIn(const VertexType& point) const;
   
   private:
      // lower and upper corner of bounding box
      VertexType   _low;
      VertexType   _upp;
      
      // max size of one finite element
      double       _maxElemSize;
      
      // buffers for mpi
      CBuffer      *_rBuf;
      CBuffer      *_sBuf;
      
      int          _sendMsgSize;
};

} // namespace pico

} // namespace DAPTA

#include "SubDomain.cpp"

#endif

---