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

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RgbLabel.h

Go to the documentation of this file.

#ifndef Impala_Core_Array_Trait_RgbLabel_h
#define Impala_Core_Array_Trait_RgbLabel_h

#include "Core/Array/Element/E1Cast.h"

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


template<class ValT>
class RgbLabel
{
public:
    RgbLabel()
    {
        mTab[0][0] = 127; mTab[0][1] = 127; mTab[0][2] = 127; // 50% grey
        mTab[1][0] = 255; mTab[1][1] =   0; mTab[1][2] =   0; // red
        mTab[2][0] =   0; mTab[2][1] = 255; mTab[2][2] =   0; // green
        mTab[3][0] = 255; mTab[3][1] = 255; mTab[3][2] =   0; // yellow
        mTab[4][0] =   0; mTab[4][1] =   0; mTab[4][2] = 255; // blue
        mTab[5][0] = 255; mTab[5][1] =   0; mTab[5][2] = 255; // magenta
        mTab[6][0] =   0; mTab[6][1] = 255; mTab[6][2] = 255; // cyan
        mTab[7][0] = 255; mTab[7][1] = 255; mTab[7][2] = 255; // white
        mTab[8][0] =   0; mTab[8][1] =   0; mTab[8][2] =   0; // black
    }

    void
    DoIt(const ValT& pixV, UInt8* rgbPtr)
    {
        int pix = Element::E1Cast(pixV, int());
        int mask = (pix == 0) ? 8 : pix % 8;
        *rgbPtr++ = mTab[mask][0];
        *rgbPtr++ = mTab[mask][1];
        *rgbPtr++ = mTab[mask][2];
    }

private:
    int mTab[9][3];
};

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

#endif

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