mlLUTFCombine.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_LUTFCOMBINE_H
#define ML_LUTFCOMBINE_H
 

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

class MLLUT_EXPORT LUTFCombine : public LUTFunction
{
public:

  LUTFCombine (void) : LUTFunction(LUT_L, true) {}
 


  bool isValid (void) const override;

  double getNativeMinIndex (void) const override;

  double getNativeMaxIndex (void) const override;

  int getHeight (void) const override;

  int getDepth (void) const override;

  double getNativeMinValue (void) const override;

  double getNativeMaxValue (void) const override;


  enum Mode {
    REPLACE = 0,
    ADD, BLEND, SUBTRACT, MULTIPLY, MIN, MAX,
    NUM_MODES
  };

  enum Mask {
    MASK_R = 0, MASK_G, MASK_B, MASK_A, MASK_RGB, MASK_RGBA,
    NUM_MASKS
  };

  class LUTEntry {
  public:
    Mode mode;
    Mask mask;
    double scaleFactor;
    LUTFunction* function;
  };

  void clearEntries();

  void addEntry(const LUTEntry& entry);

  unsigned int getNumEntries() const;

  const LUTEntry& getEntry(int i) const;
 
protected:


  bool renderLUTNative (LUTDataBase *lutData, LUTIteratorBase *lutIterator) const override;

  bool renderLUTRescaled (LUTDataBase *lutData, LUTIteratorBase *lutIterator,
                                  double minIndex, double maxIndex) const override;

  template <typename T>
  bool renderLUT (LUTData<T> *lutData, LUTIterator<T> *lutIterator, double minIndex, double maxIndex,
                  bool rescale) const;

 
  std::vector<LUTEntry> _entries;
 
  ML_CLASS_HEADER(LUTFCombine);
 
};
 
 
ML_END_NAMESPACE
 
 
#endif
// __mlLUTFCombine_H