packages/vtk/src/bbvtkMIPCreator.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 /*=========================================================================
  29   Program:   bbtk
  30   Module:    $RCSfile: bbvtkMIPCreator.cxx,v $
  31   Language:  C++
  32   Date:      $Date: 2012/11/16 08:51:58 $
  33   Version:   $Revision: 1.12 $
  34 =========================================================================*/
  35
  36 /**
  37  *  \file
  38  *  \brief
  39  */
  40
  41 #ifdef _USE_VTK_
  42
  43 #include <vtkVolumeProperty.h>
  44 #include <vtkPiecewiseFunction.h>
  45
  46 #include "bbvtkMIPCreator.h"
  47 #include "bbvtkPackage.h"
  48
  49 namespace bbvtk
  50 {
  51    BBTK_ADD_BLACK_BOX_TO_PACKAGE(vtk,MIPCreator)
  52    BBTK_BLACK_BOX_IMPLEMENTATION(MIPCreator,bbtk::AtomicBlackBox);
  53
  54         //---------------------------------------------------------------------
  55    void MIPCreator::bbUserSetDefaultValues()
  56    {
  57
  58
  59
  60        std::vector<double> opaValues;
  61        std::vector<double> denPoints;
  62        opaValues.push_back(0.0);
  63        opaValues.push_back(1.0);
  64        bbSetInputDensityPoints(denPoints);
  65        bbSetInputOpacityValues(opaValues);
  66        bbSetInputMinColorWindow(0.0);
  67        bbSetInputMaxColorWindow(255.0);
  68
  69        opacityTransferFunction = vtkPiecewiseFunction::New();
  70        grayTransferFunction = vtkPiecewiseFunction::New();
  71
  72            mCast        = NULL;
  73            mMIP         = NULL;
  74            mMapper      = NULL;
  75            mVolume      = NULL;
  76
  77
  78    }
  79         //---------------------------------------------------------------------
  80    void MIPCreator::bbUserInitializeProcessing()
  81    {
  82
  83
  84     // Create the pipeline
  85     mCast = vtkImageShiftScale::New();
  86     mCast->SetOutputScalarTypeToUnsignedChar();
  87     mCast->ClampOverflowOn();
  88
  89
  90 }
  91
  92 //---------------------------------------------------------------------
  93    void MIPCreator::bbUserFinalizeProcessing()
  94    {
  95            if (mCast!=NULL)
  96            {
  97                    mCast->Delete();
  98                    mCast=NULL;
  99            }
 100
 101            if (mMIP!=NULL)
 102            {
 103                    mMIP->Delete();
 104                    mMIP=NULL;
 105            }
 106
 107            if (mMapper!=NULL)
 108            {
 109                    mMapper->Delete();
 110                    mMapper=NULL;
 111            }
 112
 113            if (mVolume!=NULL)
 114            {
 115                    mVolume->Delete();
 116                    mVolume=NULL;
 117            }
 118    }
 119 //---------------------------------------------------------------------
 120
 121    void MIPCreator::Process()
 122    {
 123
 124
 125
 126         double ranges[2];
 127         vtkImageData *image =  bbGetInputIn();
 128 //EED 2017-01-01 Migration VTK7
 129 #if (VTK_MAJOR_VERSION <= 5)
 130         image->Update();
 131 #endif
 132 #if (VTK_MAJOR_VERSION >= 6)
 133         // ..
 134 #endif
 135         image->GetScalarRange(ranges);
 136
 137            scale = 255/(ranges[1]/100);
 138
 139 //EED 2017-01-01 Migration VTK7
 140 #if (VTK_MAJOR_VERSION <= 5)
 141        mCast->SetInput( bbGetInputIn() );
 142 #endif
 143 #if (VTK_MAJOR_VERSION >= 6)
 144        mCast->SetInputData( bbGetInputIn() );
 145 #endif
 146        mCast->SetScale( scale / 100.0 );
 147      //mCast->SetShift( -bbGetInputShift() );
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157      DensityPoints = bbGetInputDensityPoints();
 158
 159      //We assign by default the values of density by regarding at range from the image
 160      if(DensityPoints.size()==0)
 161      {
 162             DensityPoints.push_back(ranges[0]);
 163             DensityPoints.push_back(ranges[1]);
 164      }
 165
 166
 167      OpacityValues = bbGetInputOpacityValues();
 168
 169      while(DensityPoints.size()>OpacityValues.size())
 170      {
 171          OpacityValues.push_back(1.0);
 172      }
 173
 174
 175
 176       double factor = scale/ 100.0 ;
 177
 178        double minCF = bbGetInputMinColorWindow();
 179        double maxCF = bbGetInputMaxColorWindow();
 180
 181        grayTransferFunction->AddSegment( minCF , 0.0 , maxCF , 1.0 );
 182
 183
 184
 185
 186         for(int i =0; i< DensityPoints.size(); i++)
 187         {
 188          cout<<"MIPCreator::Process::dPoint"<<i<<"::"<<DensityPoints.at(i)<<endl;
 189          cout<<"MIPCreator::Process::oPoint"<<i<<"::"<<OpacityValues.at(i)<<endl;
 190
 191             opacityTransferFunction->AddPoint(DensityPoints.at(i)*factor, OpacityValues.at(i));
 192         }
 193            //opacityTransferFunction = vtkPiecewiseFunction::New();
 194 //         opacityTransferFunction->AddPoint(   0 ,    0.0/100.0 );
 195 //         opacityTransferFunction->AddPoint(  85 ,    2.0/100.0 );
 196 //         opacityTransferFunction->AddPoint( 160 ,   25.0/100.0 );
 197 //         opacityTransferFunction->AddPoint( 210 ,   50.0/100.0 );
 198 //         opacityTransferFunction->AddPoint( 255 ,   90.0/100.0 );
 199
 200
 201
 202            // Create a set of properties for mip
 203            vtkVolumeProperty *mipProperty;
 204            mipProperty = vtkVolumeProperty::New();
 205            mipProperty->SetScalarOpacity( opacityTransferFunction );
 206            mipProperty->SetColor( grayTransferFunction );
 207
 208 //         mipProperty->SetInterpolationTypeToLinear();
 209            mipProperty->SetInterpolationTypeToNearest();
 210
 211 //         mipProperty->ShadeOff();
 212            mipProperty->ShadeOn();
 213
 214 //         mipProperty->SetAmbient(0.9);
 215 //         mipProperty->SetDiffuse(0.9);
 216 //         mipProperty->SetSpecular(0.9);
 217
 218
 219
 220
 221
 222         mMIP = vtkVolumeRayCastMIPFunction::New();
 223         mMIP->SetMaximizeMethodToScalarValue();
 224
 225         mMapper = vtkVolumeRayCastMapper::New();
 226         mMapper->SetVolumeRayCastFunction(mMIP);
 227
 228 //EED 2017-01-01 Migration VTK7
 229 #if (VTK_MAJOR_VERSION <= 5)
 230         mMapper->SetInput(mCast->GetOutput()); // (smoother.GetOutput())
 231 #endif
 232 #if (VTK_MAJOR_VERSION >= 6)
 233         mMapper->SetInputData(mCast->GetOutput()); // (smoother.GetOutput())
 234 #endif
 235
 236         mVolume = vtkVolume::New();
 237         mVolume->SetMapper(mMapper);
 238         mVolume->SetProperty( mipProperty );
 239
 240
 241
 242         mMapper->Update();
 243
 244       bbSetOutputOut(mVolume);
 245      //     mVolume->GetProperty()->SetColor( bbGetInputColour()[0],  bbGetInputColour()[1], bbGetInputColour()[2] );
 246      //     mVolume->GetProperty()->SetOpacity( bbGetInputOpacity() );
 247
 248    }
 249 }//namespace bbtk
 250
 251 #endif // _USE_VTK_
 252