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 inIncr=3;
 122         printf("EED length %d  %p\n", length,input);
 123 //      mag = new double[length];
 124         for (i = 0; i < length; ++i)
 125     {
 126                 dirx    = 0;
 127                 diry    = 0;
 128                 dirz    = 0;
 129                 sum     = 0;
 130                 for (j = 0; j < inIncr; ++j)
 131                 {
 132                         if (j==0) dirx= static_cast<double>(*input);
 133                         if (j==1) diry= static_cast<double>(*input);
 134                         if (j==2) dirz= static_cast<double>(*input);
 135                         tmp = static_cast<double>(*input);
 136                         sum += (tmp * tmp);
 137                         ++input;
 138                 }
 139                 sum=sqrt(sum);
 140                 *output++ = (unsigned char) abs( (255*dirx/sum) );
 141                 *output++ = (unsigned char) abs( (255*diry/sum) );
 142                 *output++ = (unsigned char) abs( (255*dirz/sum) );
 143                 *output++ = 255;
 144 //              printf("%d %d %d   ",(int)(255*dirx/sum),(int)(255*diry/sum),(int)(255*dirz/sum));
 145 //              printf(" C     %d        %f %f %f   \n",inIncr,dirx,diry,dirz);
 146     }
 147
 148 //      vtkLookupTableMapData(self, mag, output, length, 1, outFormat);
 149
 150 //      delete [] mag;
 151 }
 152
 153
 154
 155 //----------------------------------------------------------------------------
 156 void vtkLookupTableDirectionVector::MapScalarsThroughTable2(void *input,
 157                                              unsigned char *output,
 158                                              int inputDataType,
 159                                              int numberOfValues,
 160                                              int inputIncrement,
 161                                              int outputFormat)
 162 {
 163   printf("vtkLookupTableEED::MapScalarsThroughTable2 inputIncrement=%d   inputDataType=%d\n",inputIncrement,inputDataType);
 164 // if (this->UseMagnitude && inputIncrement > 1)
 165 // {
 166      switch (inputDataType)
 167      {
 168        vtkTemplateMacro( vtkLookupTableMapDirVectorEED(this,static_cast<VTK_TT*>(input),output,
 169                          numberOfValues,inputIncrement,outputFormat);
 170                          return
 171                         );
 172         case VTK_BIT:
 173             vtkErrorMacro("Cannot comput magnitude of bit array.");
 174             break;
 175         default:
 176             vtkErrorMacro(<< "MapImageThroughTable: Unknown input ScalarType");
 177      } /// switch
 178 // } //if
 179 }
 180
 181
 182 //----------------------------------------------------------------------------
 183 void vtkLookupTableDirectionVector::PrintSelf(ostream& os, vtkIndent indent)
 184 {
 185         this->Superclass::PrintSelf(os,indent);
 186 }
 187
 188
 189
 190
 191 //----------------------------------
 192 //----------------------------------
 193 //----------------------------------
 194 //----------------------------------
 195 //----------------------------------
 196
 197 vtkVectorsTensorsVisuBase::vtkVectorsTensorsVisuBase()
 198 {
 199       _firsttime        = true;
 200         _active         = false;
 201         _scalefactor= 1;
 202         _opacity                = 1;
 203         _dataobject     = NULL;
 204         _renderer       = NULL;
 205                 _typeForm       = 0;
 206
 207         _LutEED         = vtkLookupTableDirectionVector::New();
 208 //      _LutEED->SetVectorMode(0);
 209 //_LutEED->SetVectorModeToMagnitude();
 210 //_LutEED->SetVectorModeToComponent();
 211 _LutEED->SetVectorModeToRGBColors();
 212
 213         _pdm            = vtkPolyDataMapper::New();
 214         _actor          = vtkActor::New();
 215         _actorAdded     = false;
 216 }
 217
 218 vtkVectorsTensorsVisuBase::~vtkVectorsTensorsVisuBase()
 219 {
 220 }
 221
 222 //------------------------------------------------------------------------
 223 void vtkVectorsTensorsVisuBase::SetDataObject(vtkDataObject *dataobject)
 224 {
 225         _dataobject = dataobject;
 226 }
 227
 228 //------------------------------------------------------------------------
 229 vtkDataObject* vtkVectorsTensorsVisuBase::GetDataObject()
 230 {
 231         return _dataobject;
 232 }
 233
 234 //------------------------------------------------------------------------
 235 void vtkVectorsTensorsVisuBase::SetRenderer(vtkRenderer *renderer)
 236 {
 237         _renderer=renderer;
 238 }
 239
 240 //------------------------------------------------------------------------
 241 vtkRenderer* vtkVectorsTensorsVisuBase::GetRenderer()
 242 {
 243         return _renderer;
 244 }
 245
 246 //------------------------------------------------------------------------
 247 void vtkVectorsTensorsVisuBase::SetScaleFactor(double scalefactor)
 248 {
 249         _scalefactor=scalefactor;
 250 }
 251
 252 //------------------------------------------------------------------------
 253 double vtkVectorsTensorsVisuBase::GetScaleFactor()
 254 {
 255         return _scalefactor;
 256 }
 257
 258 //------------------------------------------------------------------------
 259 void vtkVectorsTensorsVisuBase::SetActive(bool active)
 260 {
 261    _active = active;
 262 }
 263
 264 //------------------------------------------------------------------------
 265 bool vtkVectorsTensorsVisuBase::GetActive()
 266 {
 267    return _active;
 268 }
 269
 270 //------------------------------------------------------------------------
 271 void vtkVectorsTensorsVisuBase::SetOpacity(double opacity)
 272 {
 273    _opacity = opacity;
 274 }
 275
 276 //------------------------------------------------------------------------
 277 double vtkVectorsTensorsVisuBase::GetOpacity()
 278 {
 279    return _opacity;
 280 }
 281
 282
 283
 284 //------------------------------------------------------------------------
 285 vtkProp3D* vtkVectorsTensorsVisuBase::GetProp3D()
 286 {
 287    return _actor;
 288 }
 289
 290 //------------------------------------------------------------------------
 291 void vtkVectorsTensorsVisuBase::SetTypeForm(int typeForm)
 292 {
 293      _typeForm=typeForm;
 294 }
 295
 296
 297 //------------------------------------------------------------------------
 298 int vtkVectorsTensorsVisuBase::GetTypeForm()
 299 {
 300         return _typeForm;
 301 }
 302
 303 //------------------------------------------------------------------------
 304 void vtkVectorsTensorsVisuBase::Process()    // virtual
 305 {
 306 }
 307
 308
 309
 310 //------------------------------------------------------------------------------
 311 void vtkVectorsTensorsVisuBase::VisibilityActor()
 312 {
 313
 314         if ( (_active==true) && (_actorAdded==false) ){
 315                 if (GetRenderer()!=NULL)
 316                 {
 317               GetRenderer()->AddActor(_actor);
 318                    _actorAdded=true;
 319        } // if Renderer
 320         } // if _active==true
 321
 322         if ( (_active==false) && (_actorAdded==true) ){
 323                 if (GetRenderer()!=NULL)
 324                 {
 325               GetRenderer()->RemoveActor(_actor);
 326                    _actorAdded=false;
 327       } // if Renderer
 328         } // if _active==false
 329 }
 330
 331
 332 //------------------------------------------------------------------------------
 333 void vtkVectorsTensorsVisuBase::SetColorLaw(int colorlaw)
 334 {
 335         _colorlaw = colorlaw;
 336 }
 337
 338 //------------------------------------------------------------------------------
 339 void vtkVectorsTensorsVisuBase::SetColor(std::vector<double> rgb)
 340 {
 341         if (rgb.size()==3)
 342         {
 343                 _colorR=rgb[0];
 344                 _colorG=rgb[1];
 345                 _colorB=rgb[2];
 346         } else {
 347                 _colorR=1;
 348                 _colorG=1;
 349                 _colorB=1;
 350         }
 351 }
 352
 353