DataLBInterface.hpp

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 *  bitpit is free software: you can redistribute it and/or modify it
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// Communications Class for Load Balancing
 
#ifndef __BITPIT_PABLO_DATA_LB_INTERFACE_HPP__
#define __BITPIT_PABLO_DATA_LB_INTERFACE_HPP__
 
#include <stdint.h>
 
#include "bitpit_common.hpp"
 
namespace bitpit {
  
template <class Impl>
class DataLBInterface {
public:
    size_t size(const uint32_t e) const;
    size_t fixedSize() const;
    void move(const uint32_t from, const uint32_t to);
 
    template<class Buffer>
    void gather(Buffer & buff,const uint32_t e);
 
    template<class Buffer>
    void scatter(Buffer & buff,const uint32_t e);
 
    void assign(uint32_t stride, uint32_t length);
    void resize(uint32_t newSize);
    void resizeGhost(uint32_t newSize);
    void shrink();
 
protected:
    DataLBInterface();
 
private:
    //BartonHackman trick
    Impl& getImpl();
    const Impl& getImpl() const;
 
};
 
class DummyDataLBImpl : public bitpit::DataLBInterface<DummyDataLBImpl> {
public:
    size_t size(const uint32_t e) const;
    size_t fixedSize() const;
    void move(const uint32_t from, const uint32_t to);
 
    template<class Buffer>
    void gather(Buffer & buff,const uint32_t e);
 
    template<class Buffer>
    void scatter(Buffer & buff,const uint32_t e);
 
    void assign(uint32_t stride, uint32_t length);
    void resize(uint32_t newSize);
    void resizeGhost(uint32_t newSize);
    void shrink();
 
};
 
}
 
#include "DataLBInterface.tpp"
 
#endif /* __BITPIT_PABLO_DATA_LB_INTERFACE_HPP__ */