TerrainViz/nodes/SoTVizPreprocessor.h

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/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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**=======================================================================*/
/*=======================================================================
** Author      : C. OGNIER (Dec 2001)
**=======================================================================*/
#ifndef SOTVIZPREPROCESSING_H
#define SOTVIZPREPROCESSING_H

#include <Inventor/SbLinear.h>
#include <Inventor/SbString.h>
#include <Inventor/SbBox.h>
#include <Inventor/SbPList.h> 
#include <TerrainViz/SbTVizTexture.h>

class GeoCoordSys;
class GeoFileReader;
class Array2Duchar4;

class SoDEPRECATED SoTVizPreprocessor
{
 public:


  enum TVIZUnits {
    TVIZ_METERS = 0,
    TVIZ_DEGREES,
    TVIZ_RADIANS
  };


  
  static void setOutputUnits(SoTVizPreprocessor::TVIZUnits units, float heightRatio);

  static SoTVizPreprocessor::TVIZUnits getOutputUnits();
        
  static void setEarthRadius(const SbVec2d earthRadius);

  static SbVec2d getEarthRadius();


  void setDestDirectory(const SbString& destDir);

  const SbString& getDestDirectory() const;


  void setRegion(const SbBox2d& region, TVIZUnits units);

  SoTVizPreprocessor::TVIZUnits getRegion(SbBox2d& region) const;

  virtual SbBool process() = 0;

  virtual SbBool writeToXML(const SbString& fileName) = 0;

 private:
  
  enum fileType {
    GEOTIFF,
    DTED,
    ANYRASTER,
    UNKNOWN
  };

  virtual ~SoTVizPreprocessor();

 private:

  class TVIZInputFile {
  public:         
    SbString  filePath;
    SbVec2d   orientation;
    SbVec2s   rasterSize;

    // In geodetic coordinates
    SbVec2d   geodeticOrigin;
    SbVec2d   geodeticStep;             
    SbBox2d   geodeticBBox;
    
    // In original coordinates
    SbVec2d   origin;
    SbVec2d   step;
    SbBox2d   bBox;
    TVIZUnits units;

    fileType  type;
    int       level;
    int       nc;
    SbBool    overlay;
    SbBool invert(TVIZInputFile* gf);
  };

        
        
  SoTVizPreprocessor();

  SbBool testFile(const SbString& filePath);

  SbBool strictIntersect(const SbBox2d& box1, const SbBox2d& box2, SbBox2d* resultBox = NULL);

  void writeXMLFooter(FILE* const fd);
  FILE* openXML(SbString& fileName);

  virtual SbBool isFileNecessary(TVIZInputFile* inFile) = 0;

  SbBool readGeoInformation(GeoFileReader* geoFileReader, TVIZInputFile* inFile, SbVec2d& x, SbVec2d& y);

  void convertToOutputUnits(SbBox2d& values, TVIZUnits inUnits, TVIZUnits outUnit = outputUnits);
  void convertToOutputUnits(SbVec2d& value,  TVIZUnits inUnits, TVIZUnits outUnit = outputUnits);


  SbBox2d      geodeticRoi;       // In ROI units
  SbBox2d      outGeodeticRoi;  // In output units
  TVIZUnits    outRoiUnits;
  TVIZUnits    roiUnits;
  SbString     destDir;
  SbVec2d      orientation;
  SbPList            inFiles;


  static float     heightRatio;
  static TVIZUnits outputUnits;
  static SbBool    firstTime;

 private:
  static SbVec2d m_earthRadius;
};


#endif

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Open Inventor Toolkit reference manual, generated on 12 Feb 2024
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