G4RTJpegMaker.cc

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// $Id$
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#include "G4RTJpeg.hh"
#include "G4RTJpegMaker.hh"
#include "G4RTJpegCoder.hh"
#include <fstream>
 
G4RTJpegMaker::G4RTJpegMaker()
{;}
 
G4RTJpegMaker::~G4RTJpegMaker()
{;}
 
void G4RTJpegMaker::CreateFigureFile(G4String fileName,
              int nColumn, int nRow,
              u_char* colorR,
              u_char* colorG,
          u_char* colorB)
{
        G4JpegCoder aFigure(colorR,colorG,colorB);
        G4JpegProperty aProperty;
        aProperty.nColumn = nColumn;
        aProperty.nRow = nRow;
        aProperty.Units = 0;
        aProperty.HDensity = 1;
        aProperty.VDensity = 1;
        aProperty.ExtensionCode = 0;
        aProperty.Comment = "Geant4 Ray Tracer Version 1.0 by M.Asai K.Minamimoto C.Kishinaga";
 
        aFigure.SetJpegProperty(aProperty);
        aFigure.DoCoding();
 
        char* jpegAddress;
        int jpegSize;
 
        aFigure.GetJpegData(&jpegAddress,jpegSize);
 
        std::ofstream ofs;
        ofs.open(fileName,std::ios::out|std::ios::trunc|std::ios::binary);
        ofs.write(jpegAddress,jpegSize);
        ofs.close();
}