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

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UpoGetPixElt.h

Go to the documentation of this file.

#ifndef Impala_Core_Array_Trait_UpoGetPixElt_h
#define Impala_Core_Array_Trait_UpoGetPixElt_h

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

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


template<class DstArrayT, class SrcArrayT>
class UpoGetPixElt
{
public:
    typedef Pattern::TagTransInVar TransVarianceCategory;

    typedef Pattern::TagCallValue CallCategory;

    typedef typename DstArrayT::ArithType DstArithT;
    typedef typename SrcArrayT::ArithType SrcArithT;

    UpoGetPixElt(int dimension)
    {
        Reset(dimension);
    }

    void Reset(int dimension)
    {
        mDim = dimension;
        if (mDim < 0)
            mDim = 1;
        mDim = ((mDim - 1) % 3) + 1;
    }

    DstArithT
    DoIt(const SrcArithT& x)
    {
        return x.getValue(mDim);
    }

private:
    int             mDim;
};

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

#endif

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