lib/creaVtk/vtkVectorsTensorsVisuBase.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 "vtkVectorsTensorsVisuBase.h"
  29
  30
  31 #include "vtkObjectFactory.h"
  32
  33
  34
  35
  36 vtkStandardNewMacro(vtkLookupTableDirectionVector);
  37
  38 // Construct with range=(0,1); and hsv ranges set up for rainbow color table
  39 // (from red to blue).
  40 vtkLookupTableDirectionVector::vtkLookupTableDirectionVector(int sze, int ext)
  41 {
  42         this->TableRange[0] = 0.0;
  43         this->TableRange[1] = 1.0;
  44 }
  45
  46 //----------------------------------------------------------------------------
  47 vtkLookupTableDirectionVector::~vtkLookupTableDirectionVector()
  48 {
  49 }
  50
  51
  52
  53 unsigned char *vtkLookupTableDirectionVector::MapValue(double v)
  54 {
  55
  56         //int idx = this->GetIndex(v);
  57         //return (this->Table->GetPointer(0) + 4*idx);
  58
  59         return 0;
  60 }
  61
  62 void vtkLookupTableDirectionVector::GetColor(double v, double rgb[3])
  63 {
  64 //      unsigned char *rgb8 = this->MapValue(v);
  65 //      rgb[0] = rgb8[0]/255.0;
  66 //      rgb[1] = rgb8[1]/255.0;
  67 //      rgb[2] = rgb8[2]/255.0;
  68
  69         rgb[0] = 1;
  70         rgb[1] = 1;
  71         rgb[2] = 0;
  72 }
  73
  74
  75 void vtkLookupTableDirectionVector::SetTableRange(double r[2])
  76 {
  77         this->SetTableRange(r[0],r[1]);
  78 }
  79
  80 //----------------------------------------------------------------------------
  81 // Set the minimum/maximum scalar values for scalar mapping. Scalar values
  82 // less than minimum range value are clamped to minimum range value.
  83 // Scalar values greater than maximum range value are clamped to maximum
  84 // range value.
  85 void vtkLookupTableDirectionVector::SetTableRange(double rmin, double rmax)
  86 {
  87         if (rmax < rmin)
  88     {
  89                 vtkErrorMacro("Bad table range: ["<<rmin<<", "<<rmax<<"]");
  90                 return;
  91     }
  92
  93         if (this->TableRange[0] == rmin && this->TableRange[1] == rmax)
  94     {
  95                 return;
  96     }
  97
  98         this->TableRange[0] = rmin;
  99         this->TableRange[1] = rmax;
 100
 101         this->Modified();
 102 }
 103
 104
 105
 106 //----------------------------------------------------------------------------
 107 // Although this is a relatively expensive calculation,
 108 // it is only done on the first render. Colors are cached
 109 // for subsequent renders.
 110 template<class T>
 111 void vtkLookupTableMapDirVectorEED(vtkLookupTableDirectionVector *self, T *input,
 112                           unsigned char *output, int length,
 113                           int inIncr, int outFormat)
 114 {
 115         double tmp,sum;
 116 //      double *mag;
 117         int i, j;
 118         double dirx,diry,dirz;
 119
 120
 121         printf("EED length %d  %p\n", length,input);
 122 //      mag = new double[length];
 123         for (i = 0; i < length; ++i)
 124     {
 125                 dirx    = 0;
 126                 diry    = 0;
 127                 dirz    = 0;
 128                 sum             = 0;
 129                 for (j = 0; j < inIncr; ++j)
 130                 {
 131                         if (j==0) dirx= static_cast<double>(*input);
 132                         if (j==1) diry= static_cast<double>(*input);
 133                         if (j==2) dirz= static_cast<double>(*input);
 134                         tmp = static_cast<double>(*input);
 135                         sum += (tmp * tmp);
 136                         ++input;
 137                 }
 138                 sum=sqrt(sum);
 139                 *output++ = (unsigned char) abs( (255*dirx/sum) );
 140                 *output++ = (unsigned char) abs( (255*diry/sum) );
 141                 *output++ = (unsigned char) abs( (255*dirz/sum) );
 142                 *output++ = 255;
 143 //              printf("%d %d %d   ",(int)(255*dirx/sum),(int)(255*diry/sum),(int)(255*dirz/sum));
 144     }
 145
 146 //      vtkLookupTableMapData(self, mag, output, length, 1, outFormat);
 147
 148 //      delete [] mag;
 149 }
 150
 151
 152
 153 //----------------------------------------------------------------------------
 154 void vtkLookupTableDirectionVector::MapScalarsThroughTable2(void *input,
 155                                              unsigned char *output,
 156                                              int inputDataType,
 157                                              int numberOfValues,
 158                                              int inputIncrement,
 159                                              int outputFormat)
 160 {
 161   printf("vtkLookupTableEED::MapScalarsThroughTable2 inputIncrement=%d   inputDataType=%d\n",inputIncrement,inputDataType);
 162 // if (this->UseMagnitude && inputIncrement > 1)
 163 // {
 164      switch (inputDataType)
 165      {
 166        vtkTemplateMacro( vtkLookupTableMapDirVectorEED(this,static_cast<VTK_TT*>(input),output,
 167                          numberOfValues,inputIncrement,outputFormat);
 168                          return
 169                         );
 170         case VTK_BIT:
 171             vtkErrorMacro("Cannot comput magnitude of bit array.");
 172             break;
 173         default:
 174             vtkErrorMacro(<< "MapImageThroughTable: Unknown input ScalarType");
 175      } /// switch
 176 // } //if
 177 }
 178
 179
 180 //----------------------------------------------------------------------------
 181 void vtkLookupTableDirectionVector::PrintSelf(ostream& os, vtkIndent indent)
 182 {
 183         this->Superclass::PrintSelf(os,indent);
 184 }
 185
 186
 187
 188
 189 //----------------------------------
 190 //----------------------------------
 191 //----------------------------------
 192 //----------------------------------
 193 //----------------------------------
 194
 195
 196
 197
 198
 199
 200
 201
 202 vtkVectorsTensorsVisuBase::vtkVectorsTensorsVisuBase()
 203 {
 204         _firsttime      = true;
 205         _active         = false;
 206         _scalefactor    = 1;
 207         _opacity        = 1;
 208         _dataobject     = NULL;
 209         _renderer       = NULL;
 210         _typeForm       = 0;
 211
 212         _LutEED         = vtkLookupTableDirectionVector::New();
 213 //      _LutEED->SetVectorMode(0);
 214 //_LutEED->SetVectorModeToMagnitude();
 215 //_LutEED->SetVectorModeToComponent();
 216 _LutEED->SetVectorModeToRGBColors();
 217
 218
 219
 220         _pdm            = vtkPolyDataMapper::New();
 221         _actor          = vtkActor::New();
 222         _actorAdded     = false;
 223 }
 224
 225 vtkVectorsTensorsVisuBase::~vtkVectorsTensorsVisuBase()
 226 {
 227 }
 228
 229 //------------------------------------------------------------------------
 230 void vtkVectorsTensorsVisuBase::SetDataObject(vtkDataObject *dataobject)
 231 {
 232         _dataobject = dataobject;
 233 }
 234
 235 //------------------------------------------------------------------------
 236 vtkDataObject* vtkVectorsTensorsVisuBase::GetDataObject()
 237 {
 238         return _dataobject;
 239 }
 240
 241 //------------------------------------------------------------------------
 242 void vtkVectorsTensorsVisuBase::SetRenderer(vtkRenderer *renderer)
 243 {
 244         _renderer=renderer;
 245 }
 246
 247 //------------------------------------------------------------------------
 248 vtkRenderer* vtkVectorsTensorsVisuBase::GetRenderer()
 249 {
 250         return _renderer;
 251 }
 252
 253 //------------------------------------------------------------------------
 254 void vtkVectorsTensorsVisuBase::SetScaleFactor(double scalefactor)
 255 {
 256         _scalefactor=scalefactor;
 257 }
 258
 259 //------------------------------------------------------------------------
 260 double vtkVectorsTensorsVisuBase::GetScaleFactor()
 261 {
 262         return _scalefactor;
 263 }
 264
 265 //------------------------------------------------------------------------
 266 void vtkVectorsTensorsVisuBase::SetActive(bool active)
 267 {
 268    _active = active;
 269 }
 270
 271 //------------------------------------------------------------------------
 272 bool vtkVectorsTensorsVisuBase::GetActive()
 273 {
 274    return _active;
 275 }
 276
 277 //------------------------------------------------------------------------
 278 void vtkVectorsTensorsVisuBase::SetOpacity(double opacity)
 279 {
 280    _opacity = opacity;
 281 }
 282
 283 //------------------------------------------------------------------------
 284 double vtkVectorsTensorsVisuBase::GetOpacity()
 285 {
 286    return _opacity;
 287 }
 288
 289
 290
 291 //------------------------------------------------------------------------
 292 vtkProp3D* vtkVectorsTensorsVisuBase::GetProp3D()
 293 {
 294    return _actor;
 295 }
 296
 297 //------------------------------------------------------------------------
 298 void vtkVectorsTensorsVisuBase::SetTypeForm(int typeForm)
 299 {
 300      _typeForm=typeForm;
 301 }
 302
 303
 304 //------------------------------------------------------------------------
 305 int vtkVectorsTensorsVisuBase::GetTypeForm()
 306 {
 307         return _typeForm;
 308 }
 309
 310 //------------------------------------------------------------------------
 311 void vtkVectorsTensorsVisuBase::Process()    // virtual
 312 {
 313 }
 314
 315
 316
 317 //------------------------------------------------------------------------------
 318 void vtkVectorsTensorsVisuBase::VisibilityActor()
 319 {
 320
 321         if ( (_active==true) && (_actorAdded==false) ){
 322                 if (GetRenderer()!=NULL)
 323                 {
 324                    GetRenderer()->AddActor(_actor);
 325                    _actorAdded=true;
 326                  } // if Renderer
 327         } // if _active==true
 328
 329         if ( (_active==false) && (_actorAdded==true) ){
 330                 if (GetRenderer()!=NULL)
 331                 {
 332                    GetRenderer()->RemoveActor(_actor);
 333                    _actorAdded=false;
 334                  } // if Renderer
 335         } // if _active==false
 336 }
 337
 338
 339
 340