|| || || || || || || ||

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ReduceAdaptor.h

Go to the documentation of this file.

#ifndef Impala_Core_Array_Trait_ReduceAdaptor_h
#define Impala_Core_Array_Trait_ReduceAdaptor_h

#include "Core/Array/Pattern/Categories.h"

namespace Impala
{
namespace Core
{
namespace Array
{
namespace Trait
{


template<class ReduceOpT>
class ReduceAdaptor
{
public:
    typedef Pattern::TagPixOpOut       DirectionCategory;
    typedef Pattern::TagTransInVar     TransVarianceCategory;
    typedef Pattern::TagNPhase         PhaseCategory;

    typedef typename ReduceOpT::DstArithT ArithType;

    ReduceAdaptor()
    {
    }

    void
    DoIt(const ArithType& v)
    {
        mRedOp.DoIt(mR, v);
    }

    int
    NrPhases() const
    {
        return 1;
    }

    void
    Init(int)
    {
        mR = ReduceOpT::NeutralElement();
    }

    void
    Done(int)
    {
    }

    ArithType
    Result()
    {
        return mR;
    }

private:
    ArithType           mR;
    ReduceOpT           mRedOp;
};

} // namespace Trait
} // namespace Array
} // namespace Core
} // namespace Impala

#endif

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