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 #include "vtkObjectFactory.h"
  30
  31 vtkStandardNewMacro(vtkLookupTableDirectionVector);
  32
  33 // Construct with range=(0,1); and hsv ranges set up for rainbow color table
  34 // (from red to blue).
  35 vtkLookupTableDirectionVector::vtkLookupTableDirectionVector(int sze, int ext)
  36 {
  37         this->TableRange[0] = 0.0;
  38         this->TableRange[1] = 1.0;
  39 }
  40
  41 //----------------------------------------------------------------------------
  42 vtkLookupTableDirectionVector::~vtkLookupTableDirectionVector()
  43 {
  44 }
  45
  46 unsigned char *vtkLookupTableDirectionVector::MapValue(double v)
  47 {
  48
  49         //int idx = this->GetIndex(v);
  50         //return (this->Table->GetPointer(0) + 4*idx);
  51         return 0;
  52 }
  53
  54 void vtkLookupTableDirectionVector::GetColor(double v, double rgb[3])
  55 {
  56 //      unsigned char *rgb8 = this->MapValue(v);
  57 //      rgb[0] = rgb8[0]/255.0;
  58 //      rgb[1] = rgb8[1]/255.0;
  59 //      rgb[2] = rgb8[2]/255.0;
  60
  61         rgb[0] = 1;
  62         rgb[1] = 1;
  63         rgb[2] = 0;
  64 }
  65
  66
  67 void vtkLookupTableDirectionVector::SetTableRange(double r[2])
  68 {
  69         this->SetTableRange(r[0],r[1]);
  70 }
  71
  72 //----------------------------------------------------------------------------
  73 // Set the minimum/maximum scalar values for scalar mapping. Scalar values
  74 // less than minimum range value are clamped to minimum range value.
  75 // Scalar values greater than maximum range value are clamped to maximum
  76 // range value.
  77 void vtkLookupTableDirectionVector::SetTableRange(double rmin, double rmax)
  78 {
  79         if (rmax < rmin)
  80     {
  81                 vtkErrorMacro("Bad table range: ["<<rmin<<", "<<rmax<<"]");
  82                 return;
  83     }
  84
  85         if (this->TableRange[0] == rmin && this->TableRange[1] == rmax)
  86     {
  87                 return;
  88     }
  89
  90         this->TableRange[0] = rmin;
  91         this->TableRange[1] = rmax;
  92
  93         this->Modified();
  94 }
  95
  96
  97
  98 //----------------------------------------------------------------------------
  99 // Although this is a relatively expensive calculation,
 100 // it is only done on the first render. Colors are cached
 101 // for subsequent renders.
 102 template<class T>
 103 void vtkLookupTableMapDirVectorEED(vtkLookupTableDirectionVector *self, T *input,
 104                           unsigned char *output, int length,
 105                           int inIncr, int outFormat)
 106 {
 107         double tmp,sum;
 108 //      double *mag;
 109         int i, j;
 110         double dirx,diry,dirz;
 111
 112
 113 inIncr=3;
 114 //      printf("EED length %d  %p\n", length,input);
 115 //      mag = new double[length];
 116         for (i = 0; i < length; ++i)
 117     {
 118                 dirx    = 0;
 119                 diry    = 0;
 120                 dirz    = 0;
 121                 sum     = 0;
 122                 for (j = 0; j < inIncr; ++j)
 123                 {
 124                         if (j==0) dirx= static_cast<T>(*input);
 125                         if (j==1) diry= static_cast<T>(*input);
 126                         if (j==2) dirz= static_cast<T>(*input);
 127                         tmp = static_cast<T>(*input);
 128                         sum += (tmp * tmp);
 129                         ++input;
 130                 }
 131                 sum=sqrt(sum);
 132                 *output++ = (unsigned char) abs( (255*dirx/sum) );
 133                 *output++ = (unsigned char) abs( (255*diry/sum) );
 134                 *output++ = (unsigned char) abs( (255*dirz/sum) );
 135                 *output++ = 255;
 136 //              printf("%d %d %d   ",(int)(255*dirx/sum),(int)(255*diry/sum),(int)(255*dirz/sum));
 137 //              printf(" C     %d        %f %f %f   \n",inIncr,dirx,diry,dirz);
 138     }
 139
 140 //      vtkLookupTableMapData(self, mag, output, length, 1, outFormat);
 141
 142 //      delete [] mag;
 143 }
 144
 145
 146 //----------------------------------------------------------------------------
 147 void vtkLookupTableDirectionVector::MapScalarsThroughTable2(void *input,
 148                                              unsigned char *output,
 149                                              int inputDataType,
 150                                              int numberOfValues,
 151                                              int inputIncrement,
 152                                              int outputFormat)
 153 {
 154 //  printf("vtkLookupTableEED::MapScalarsThroughTable2 inputIncrement=%d   inputDataType=%d\n",inputIncrement,inputDataType);
 155 // if (this->UseMagnitude && inputIncrement > 1)
 156 // {
 157      switch (inputDataType)
 158      {
 159        vtkTemplateMacro( vtkLookupTableMapDirVectorEED(this,static_cast<VTK_TT*>(input),output,
 160                          numberOfValues,inputIncrement,outputFormat);
 161                          return
 162                         );
 163         case VTK_BIT:
 164             vtkErrorMacro("Cannot comput magnitude of bit array.");
 165             break;
 166         default:
 167             vtkErrorMacro(<< "MapImageThroughTable: Unknown input ScalarType");
 168      } /// switch
 169 // } //if
 170 }
 171
 172
 173 //----------------------------------------------------------------------------
 174 void vtkLookupTableDirectionVector::PrintSelf(ostream& os, vtkIndent indent)
 175 {
 176         this->Superclass::PrintSelf(os,indent);
 177 }
 178
 179
 180
 181
 182 //----------------------------------
 183 //----------------------------------
 184 //----------------------------------
 185 //----------------------------------
 186 //----------------------------------
 187
 188 vtkVectorsTensorsVisuBase::vtkVectorsTensorsVisuBase()
 189 {
 190      _firsttime         = true;
 191         _active                 = false;
 192         _scalefactor    = 1;
 193         _opacity                = 1;
 194         _dataobject             = NULL;
 195         _renderer               = NULL;
 196         _typeForm               = 0;
 197         _orientation    = 0;
 198
 199         _LutEED         = vtkLookupTableDirectionVector::New();
 200         //_LutEED->SetVectorMode(0);
 201         //_LutEED->SetVectorModeToMagnitude();
 202         //_LutEED->SetVectorModeToComponent();
 203         _LutEED->SetVectorModeToRGBColors();
 204
 205         _pdm                    = vtkPolyDataMapper::New();
 206         _actor                  = vtkActor::New();
 207         _actorAdded             = false;
 208 }
 209
 210 vtkVectorsTensorsVisuBase::~vtkVectorsTensorsVisuBase()
 211 {
 212 }
 213
 214 //------------------------------------------------------------------------
 215 void vtkVectorsTensorsVisuBase::SetDataObject(vtkDataObject *dataobject)
 216 {
 217         _dataobject = dataobject;
 218 }
 219
 220 //------------------------------------------------------------------------
 221 vtkDataObject* vtkVectorsTensorsVisuBase::GetDataObject()
 222 {
 223         return _dataobject;
 224 }
 225
 226 //------------------------------------------------------------------------
 227 void vtkVectorsTensorsVisuBase::SetRenderer(vtkRenderer *renderer)
 228 {
 229         _renderer=renderer;
 230 }
 231
 232 //------------------------------------------------------------------------
 233 vtkRenderer* vtkVectorsTensorsVisuBase::GetRenderer()
 234 {
 235         return _renderer;
 236 }
 237
 238 //------------------------------------------------------------------------
 239 void vtkVectorsTensorsVisuBase::SetScaleFactor(double scalefactor)
 240 {
 241         _scalefactor=scalefactor;
 242 }
 243
 244 //------------------------------------------------------------------------
 245 double vtkVectorsTensorsVisuBase::GetScaleFactor()
 246 {
 247         return _scalefactor;
 248 }
 249
 250 //------------------------------------------------------------------------
 251 void vtkVectorsTensorsVisuBase::SetActive(bool active)
 252 {
 253    _active = active;
 254 }
 255
 256 //------------------------------------------------------------------------
 257 bool vtkVectorsTensorsVisuBase::GetActive()
 258 {
 259    return _active;
 260 }
 261
 262 //------------------------------------------------------------------------
 263 void vtkVectorsTensorsVisuBase::SetOpacity(double opacity)
 264 {
 265    _opacity = opacity;
 266 }
 267
 268 //------------------------------------------------------------------------
 269 double vtkVectorsTensorsVisuBase::GetOpacity()
 270 {
 271    return _opacity;
 272 }
 273
 274
 275
 276 //------------------------------------------------------------------------
 277 vtkProp3D* vtkVectorsTensorsVisuBase::GetProp3D()
 278 {
 279    return _actor;
 280 }
 281
 282 //------------------------------------------------------------------------
 283 void vtkVectorsTensorsVisuBase::SetTypeForm(int typeForm)
 284 {
 285      _typeForm=typeForm;
 286 }
 287
 288
 289 //------------------------------------------------------------------------
 290 int vtkVectorsTensorsVisuBase::GetTypeForm()
 291 {
 292         return _typeForm;
 293 }
 294
 295 //------------------------------------------------------------------------
 296 void vtkVectorsTensorsVisuBase::Process()    // virtual
 297 {
 298 }
 299
 300 //------------------------------------------------------------------------------
 301 void vtkVectorsTensorsVisuBase::VisibilityActor()
 302 {
 303
 304         if ( (_active==true) && (_actorAdded==false) ){
 305                 if (GetRenderer()!=NULL)
 306                 {
 307               GetRenderer()->AddActor(_actor);
 308                    _actorAdded=true;
 309        } // if Renderer
 310         } // if _active==true
 311
 312         if ( (_active==false) && (_actorAdded==true) ){
 313                 if (GetRenderer()!=NULL)
 314                 {
 315               GetRenderer()->RemoveActor(_actor);
 316                    _actorAdded=false;
 317       } // if Renderer
 318         } // if _active==false
 319 }
 320
 321 //------------------------------------------------------------------------------
 322 void vtkVectorsTensorsVisuBase::SetColorLaw(int colorlaw)
 323 {
 324         _colorlaw = colorlaw;
 325 }
 326
 327 //------------------------------------------------------------------------------
 328 void vtkVectorsTensorsVisuBase::SetColor(std::vector<double> rgb)
 329 {
 330         if (rgb.size()==3)
 331         {
 332                 _colorR=rgb[0];
 333                 _colorG=rgb[1];
 334                 _colorB=rgb[2];
 335         } else {
 336                 _colorR=1;
 337                 _colorG=1;
 338                 _colorB=1;
 339         }
 340 }
 341
 342 //------------------------------------------------------------------------------
 343 void vtkVectorsTensorsVisuBase::SetOrientation(int orientation)
 344 {
 345         _orientation = orientation;
 346 }
 347
 348 //------------------------------------------------------------------------------
 349 int vtkVectorsTensorsVisuBase::GetOrientation()
 350 {
 351         return _orientation;
 352 }
 353
 354