lib/creaVtk/vtkImageDataStrucPoints.cpp

   1 /*
   2 # ---------------------------------------------------------------------
   3 #
   4 # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
   5 #                        pour la Sante)
   6 # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
   7 # Previous Authors : Laurent Guigues, Jean-Pierre Roux
   8 # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
   9 #
  10 #  This software is governed by the CeCILL-B license under French law and
  11 #  abiding by the rules of distribution of free software. You can  use,
  12 #  modify and/ or redistribute the software under the terms of the CeCILL-B
  13 #  license as circulated by CEA, CNRS and INRIA at the following URL
  14 #  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
  15 #  or in the file LICENSE.txt.
  16 #
  17 #  As a counterpart to the access to the source code and  rights to copy,
  18 #  modify and redistribute granted by the license, users are provided only
  19 #  with a limited warranty  and the software's author,  the holder of the
  20 #  economic rights,  and the successive licensors  have only  limited
  21 #  liability.
  22 #
  23 #  The fact that you are presently reading this means that you have had
  24 #  knowledge of the CeCILL-B license and that you accept its terms.
  25 # ------------------------------------------------------------------------
  26 */
  27
  28 #include "vtkImageDataStrucPoints.h"
  29 #include "vtkStructuredPointsWriter.h"
  30
  31
  32 vtkImageDataStrucPoints::vtkImageDataStrucPoints()
  33 {
  34 }
  35
  36 vtkImageDataStrucPoints::~vtkImageDataStrucPoints()
  37 {
  38 }
  39 void vtkImageDataStrucPoints::joinComponents(vtkImageData* imageX, vtkImageData* imageY, vtkImageData* imageZ)
  40 {
  41         imageY->Modified();
  42         imageY->Update();
  43         int ext[6];
  44         imageY->GetWholeExtent(ext);
  45         int dim[3];
  46   double spc[3];;
  47   dim[0]=ext[1]-ext[0]+1;
  48   dim[1]=ext[3]-ext[2]+1;
  49   dim[2]=ext[5]-ext[4]+1;
  50         std::cout<<"dim "<< dim[0] <<" "<< dim[1] <<" "<< dim[2] <<std::endl;
  51
  52         imageY->GetSpacing(spc);
  53
  54
  55    double *ptrUCharX = (double *)imageX->GetScalarPointer();
  56    double *ptrUCharY = (double *)imageY->GetScalarPointer();
  57    double *ptrUCharZ = (double *)imageZ->GetScalarPointer();
  58
  59          long int sizeimage = dim[0]*dim[1]*dim[2];
  60
  61          vtkDoubleArray *array =  vtkDoubleArray::New();
  62          array->SetNumberOfTuples(sizeimage);
  63          array->SetNumberOfComponents(3);
  64          array->Allocate(sizeimage*3, 100 ); // ???
  65          array->SetName("velocity");
  66
  67          double vx;
  68          double vy;
  69          double vz;
  70
  71   int i;
  72
  73 printf("EED  vtkImageDataStrucPoints::joinComponents  sizeimage%d\n", sizeimage );
  74         for( i = 0 ; i < sizeimage ; i++ )
  75         {
  76                 vx = *ptrUCharX;
  77                 vy = *ptrUCharY;
  78                 vz = *ptrUCharZ;
  79                 ptrUCharX++;
  80                 ptrUCharY++;
  81                 ptrUCharZ++;
  82                 array->SetTuple3(i,vx, vy , vz );
  83         } // for i
  84
  85         _structuredPoints = vtkStructuredPoints::New();
  86         _structuredPoints->SetDimensions(dim[0], dim[1], dim[2]);
  87         _structuredPoints->SetSpacing(spc);
  88         _structuredPoints->SetScalarTypeToDouble();
  89         _structuredPoints->SetNumberOfScalarComponents(3);
  90         _structuredPoints->GetPointData()->SetVectors(array);
  91         _structuredPoints->GetPointData()->SetNumberOfTuples(sizeimage);
  92         _structuredPoints->Modified();
  93         _structuredPoints->Update();
  94
  95         _structuredPoints->Print(cout);
  96
  97         vtkStructuredPointsWriter *writer2 = vtkStructuredPointsWriter::New();
  98         writer2->SetFileName("/home/davila/tmp/VectorfromCal_EED_ups.vtk");
  99         //writer->SetFileTypeToBinary();
 100         writer2->SetFileTypeToASCII();
 101         writer2->SetTensorsName("VectorfromCal");
 102         writer2->SetFieldDataName("GlyphVector");
 103         writer2->SetScalarsName("Scalar");
 104         writer2->SetInput(_structuredPoints);
 105         writer2->Write();
 106
 107
 108
 109
 110 }
 111
 112 vtkStructuredPoints* vtkImageDataStrucPoints::getStructuredPoints()
 113 {
 114                 return _structuredPoints;
 115 }
 116