packages/vtk/src/bbvtkSliceImage.cxx

   1 /*
   2  # ---------------------------------------------------------------------
   3  #
   4  # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
   5  #                        pour la SantÈ)
   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 "bbvtkSliceImage.h"
  29 #include "bbvtkPackage.h"
  30 namespace bbvtk
  31 {
  32
  33 BBTK_ADD_BLACK_BOX_TO_PACKAGE(vtk,SliceImage)
  34 BBTK_BLACK_BOX_IMPLEMENTATION(SliceImage,bbtk::AtomicBlackBox);
  35 void SliceImage::Process()
  36 {
  37         vtkImageData* original = bbGetInputIn();
  38
  39         if (original == NULL)
  40         {
  41                 std::cout << "Set In" << std::endl;
  42                 return;
  43         }
  44
  45         //if (lastId == bbGetInputZ())
  46         //      return;
  47
  48         int z = bbGetInputZ();
  49         int max_z;
  50
  51         int ext[6];
  52         int newDim[3];
  53         double space[3];
  54         double origin[3];
  55
  56         original->GetSpacing(space);
  57         original->GetExtent(ext);
  58         original->GetOrigin(origin);
  59         original->GetDimensions(newDim);
  60         max_z = newDim[2];
  61         newDim[2] = 1;
  62
  63         int scalar_type = original->GetScalarType();
  64
  65         if (final == NULL)
  66         {
  67                 final = vtkImageData::New();
  68                 final->SetSpacing(space);
  69                 final->SetDimensions(newDim);
  70                 final->SetScalarType(scalar_type);
  71                 final->AllocateScalars();
  72                 final->Update();
  73
  74
  75         }
  76
  77         bbSetOutputMax(max_z);
  78
  79         if (z>=max_z)
  80         {
  81                 z = max_z-1;
  82         }
  83
  84         for (int i=0; i<newDim[0]; i++){
  85                 for (int j=0; j<newDim[1]; j++){
  86                         switch (scalar_type)
  87                         {
  88                                 case VTK_CHAR:
  89                                         char * ap2;
  90                                         ap2 = (char *) final->GetScalarPointer(i,j,0);
  91                                         *ap2 = *((char*) (original->GetScalarPointer(i,j,z)));
  92                                 break;
  93                                 case VTK_UNSIGNED_CHAR:
  94                                         unsigned char * ap3;
  95                                         ap3 = (unsigned char *) final->GetScalarPointer(i,j,0);
  96                                         *ap3 = *((unsigned char *)(original->GetScalarPointer(i,j,z)));
  97                                 break;
  98                                 case VTK_SHORT:
  99                                         short * ap4;
 100                                         ap4 = (short *) final->GetScalarPointer(i,j,0);
 101                                         *ap4 = *((short *)(original->GetScalarPointer(i,j,z)));
 102                                 break;
 103                                 case VTK_UNSIGNED_SHORT:
 104                                         unsigned short * ap5;
 105                                         ap5 = (unsigned short *) final->GetScalarPointer(i,j,0);
 106                                         *ap5 = *((unsigned short *)(original->GetScalarPointer(i,j,z)));
 107                                 break;
 108                                 case VTK_INT:
 109                                         int * ap6;
 110                                         ap6 = (int *) final->GetScalarPointer(i,j,0);
 111                                         *ap6 = *((int *)(original->GetScalarPointer(i,j,z)));
 112                                 break;
 113                                 case VTK_UNSIGNED_INT:
 114                                         unsigned int * ap7;
 115                                         ap7 = (unsigned int *) final->GetScalarPointer(i,j,0);
 116                                         *ap7 = *((unsigned int *)(original->GetScalarPointer(i,j,z)));
 117                                 break;
 118                                 case VTK_LONG:
 119                                         long * ap8;
 120                                         ap8 = (long *) final->GetScalarPointer(i,j,0);
 121                                         *ap8 = *((long *)(original->GetScalarPointer(i,j,z)));
 122                                 break;
 123                                 case VTK_UNSIGNED_LONG:
 124                                         unsigned long * ap9;
 125                                         ap9 = (unsigned long *) final->GetScalarPointer(i,j,0);
 126                                         *ap9 = *((unsigned long *)(original->GetScalarPointer(i,j,z)));
 127                                 break;
 128                                 case VTK_FLOAT:
 129                                         float * ap10;
 130                                         ap10 = (float *) final->GetScalarPointer(i,j,0);
 131                                         *ap10 = *((float *)(original->GetScalarPointer(i,j,z)));
 132                                 break;
 133                                 case VTK_DOUBLE:
 134                                         double * ap11;
 135                                         ap11 = (double *) final->GetScalarPointer(i,j,0);
 136                                         *ap11 = *((double *)(original->GetScalarPointer(i,j,z)));
 137                                 break;
 138                         }
 139                 }
 140         }
 141
 142         caster = vtkImageCast::New();
 143         caster->SetInput(final);
 144         caster->SetOutputScalarTypeToShort();
 145         caster->Update();
 146
 147         bbSetOutputOut(caster->GetOutput());
 148
 149         std::cout << "updated slice " << z << std::endl;
 150         bbSignalOutputModification();
 151         lastId = bbGetInputZ();
 152 }
 153 void SliceImage::bbUserSetDefaultValues()
 154 {
 155
 156 //  SET HERE THE DEFAULT INPUT/OUTPUT VALUES OF YOUR BOX
 157 //    Here we initialize the input 'In' to 0
 158    bbSetInputIn(NULL);
 159    bbSetOutputOut(NULL);
 160    final = NULL;
 161
 162 }
 163 void SliceImage::bbUserInitializeProcessing()
 164 {
 165
 166 //  THE INITIALIZATION METHOD BODY :
 167 //    Here does nothing
 168 //    but this is where you should allocate the internal/output pointers
 169 //    if any
 170
 171
 172 }
 173 void SliceImage::bbUserFinalizeProcessing()
 174 {
 175
 176 //  THE FINALIZATION METHOD BODY :
 177 //    Here does nothing
 178 //    but this is where you should desallocate the internal/output pointers
 179 //    if any
 180
 181 }
 182 }
 183 // EO namespace bbvtk
 184
 185