SoView2DVoxelView.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
**
**************************************************************************************/
 

 
#pragma once
 
#include "SoView2DSystem.h"
#include "SoView2DExtension.h"
#include "SoView2D.h"
 
#include <Inventor/fields/SoFields.h>
#include "mlLUTData.h"
#include "SoSFMLBase.h"
#include "SoSFMLImage.h"
 
// Forward declaration.
class View2DFont;
 
//----------------------------------------------------------------------------------
//----------------------------------------------------------------------------------
class SOVIEW2D_API SoView2DVoxelView : public SoView2DExtension
{
  SO_NODE_HEADER(SoView2DVoxelView);
 
public:

  static void initClass(void);

  SoView2DVoxelView(void);

  void draw(View2DSliceList *dsl, View2DSlice *dslice, int slice) override;
 

  SoSFBool   drawVoxelValues;

  SoSFString defaultFitString;

  SoSFBool   drawCenterDots;

  SoSFBool   drawCornerDots;

  SoSFBool   useCommas;

  SoSFBool   outLineVoxels;

  SoSFBool   useLut;

  SoSFFloat  defaultAlpha;

  SoSFFloat  fontSize;

  SoSFInt32  numCoordinateComponents;

  SoSFInt32  numRowComponents;

  SoSFInt32  numPrecisionDigits;

  SoSFMLBase inputLut;
 
 
protected:

  virtual void _drawCellInformation(View2DSliceList   * /*dsl        */,
                                    View2DSlice       * /*dslice     */,
                                    int                 /*slice      */,
                                    bool                /*drawTexts  */,
                                    int                 /*numRowComps*/,
                                    const MLTypeInfos & /*dtInfo     */,
                                    MLDataType          /*dType      */,
                                    MLTypeData        * /*vBuf1      */,
                                    int                 /*numDTComps */,
                                    GLfloat             /*rgba       */[4],
                                    float               /*xPos       */,
                                    float               /*yPos       */,
                                    View2DFont        & /*font       */,
                                    float               /*fSize      */) { }

  ML_NAMESPACE::LUTData<MLfloat> _lutData;

  void _getGLColor(double dblVoxVal, GLfloat rgba[4]);

  float _drawVoxelValue(bool        drawTexts,
                        int         numRowComps,
                        MLDataType  dType,
                        MLTypeData *vBuf1,
                        int         numDTComponents,
                        GLfloat     rgba[4],
                        float       xPos,
                        float       yPos,
                        View2DFont &font,
                        float       fSize);

  float _drawStringVoxelValue(bool        drawTexts,
                              MLDataType  dType,
                              MLTypeData *vBuf1,
                              int         numDTComponents,
                              GLfloat     rgba[4],
                              float       xPos,
                              float       yPos,
                              View2DFont &font,
                              float       fSize);

  void _drawCoordinateComponents(bool         drawTexts,
                                 int          numComps,
                                 XVImageSize &pos,
                                 GLfloat      rgba[4],
                                 float        xPos,
                                 float        yPos,
                                 View2DFont  &font,
                                 float        fSize);

  void _updateLutData(SoSFMLImage &inImg, View2DLutPrecision precision);
 
private:
  bool   _lutIsValid;

  double _lutShift;

  double _lutScale;
};