mlLUTFloatRGBA.h

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/*************************************************************************************
**
** Copyright 2007, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef ML_LUTFLOAT_RGBA_H
#define ML_LUTFLOAT_RGBA_H
 

 
#include "mlLUTSystem.h"
#include "mlLUTBasic.h"
#include "mlLUTFunction.h"
#include "mlLUTData.h"
 
 
 
ML_START_NAMESPACE

class MLLUT_EXPORT LUTFloatRGBA {
 
public:

    LUTFloatRGBA(LUTFunction* lutFunction, double minIndex, double maxIndex, int lutIndex=0, bool continuousIndexRange = true);

    ~LUTFloatRGBA();

    float* getColorAt(double value);

    bool isValid();
 
private:

    double _minIndex;
    double _maxIndex;

    LUTFunction* _lutFunction;
    LUTData<float>* _lutData;
    float* _rgbaColorLut;

    double _indexScale;
    double _indexShift;

    bool _isValid;
};
 
 
ML_END_NAMESPACE
 
 
#endif // __mlLUTFloatRGBA_H