src/OBJECT/SMESH_DeviceActor.cxx

   1 //  SMESH OBJECT : interactive object for SMESH visualization
   2 //
   3 //  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 //  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  21 //
  22 //
  23 //
  24 //  File   : SMESH_Actor.cxx
  25 //  Author : Nicolas REJNERI
  26 //  Module : SMESH
  27 //  $Header$Header$
  28
  29
  30 #include "SMESH_DeviceActor.h"
  31 #include "SMESH_ExtractGeometry.h"
  32 #include "SMESH_ControlsDef.hxx"
  33 #include "SMESH_ActorUtils.h"
  34
  35 #include "SALOME_Transform.h"
  36 #include "SALOME_TransformFilter.h"
  37 #include "SALOME_PassThroughFilter.h"
  38 #include "SALOME_ExtractUnstructuredGrid.h"
  39
  40 // VTK Includes
  41 #include <vtkObjectFactory.h>
  42 #include <vtkShrinkFilter.h>
  43 #include <vtkShrinkPolyData.h>
  44
  45 #include <vtkProperty.h>
  46 #include <vtkPolyData.h>
  47 #include <vtkMergeFilter.h>
  48 #include <vtkPolyDataMapper.h>
  49 #include <vtkUnstructuredGrid.h>
  50
  51 #include <vtkScalarBarActor.h>
  52 #include <vtkLookupTable.h>
  53 #include <vtkDoubleArray.h>
  54 #include <vtkCellData.h>
  55
  56 #include <vtkCell.h>
  57 #include <vtkIdList.h>
  58 #include <vtkIntArray.h>
  59 #include <vtkCellArray.h>
  60 #include <vtkUnsignedCharArray.h>
  61
  62 #include <vtkImplicitBoolean.h>
  63
  64 #include "utilities.h"
  65
  66 #ifdef _DEBUG_
  67 static int MYDEBUG = 0;
  68 #else
  69 static int MYDEBUG = 0;
  70 #endif
  71
  72 using namespace std;
  73
  74
  75 vtkStandardNewMacro(SMESH_DeviceActor);
  76
  77
  78 SMESH_DeviceActor::SMESH_DeviceActor(){
  79   if(MYDEBUG) MESSAGE("SMESH_DeviceActor");
  80   myIsShrunk = false;
  81   myIsShrinkable = false;
  82   myRepresentation = eSurface;
  83
  84   myProperty = vtkProperty::New();
  85   myMapper = vtkPolyDataMapper::New();
  86
  87   vtkMapper::GetResolveCoincidentTopologyPolygonOffsetParameters(myPolygonOffsetFactor,
  88                                                                  myPolygonOffsetUnits);
  89
  90   myMapper->UseLookupTableScalarRangeOn();
  91   myMapper->SetColorModeToMapScalars();
  92
  93   myShrinkFilter = vtkShrinkFilter::New();
  94
  95   myExtractGeometry = SMESH_ExtractGeometry::New();
  96   myExtractGeometry->SetStoreMapping(true);
  97
  98   myExtractUnstructuredGrid = SALOME_ExtractUnstructuredGrid::New();
  99   myExtractUnstructuredGrid->SetStoreMapping(true);
 100
 101   myMergeFilter = vtkMergeFilter::New();
 102
 103   myStoreMapping = false;
 104   myGeomFilter = SALOME_GeometryFilter::New();
 105
 106   myTransformFilter = SALOME_TransformFilter::New();
 107
 108   for(int i = 0; i < 6; i++)
 109     myPassFilter.push_back(SALOME_PassThroughFilter::New());
 110 }
 111
 112
 113 SMESH_DeviceActor::~SMESH_DeviceActor(){
 114   if(MYDEBUG) MESSAGE("~SMESH_DeviceActor");
 115   myProperty->Delete();
 116
 117   myMapper->RemoveAllInputs();
 118   myMapper->Delete();
 119
 120   myShrinkFilter->UnRegisterAllOutputs();
 121   myShrinkFilter->Delete();
 122
 123   myExtractUnstructuredGrid->UnRegisterAllOutputs();
 124   myExtractUnstructuredGrid->Delete();
 125
 126   myMergeFilter->UnRegisterAllOutputs();
 127   myMergeFilter->Delete();
 128
 129   myGeomFilter->UnRegisterAllOutputs();
 130   myGeomFilter->Delete();
 131
 132   myExtractGeometry->UnRegisterAllOutputs();
 133   myExtractGeometry->Delete();
 134
 135   myTransformFilter->UnRegisterAllOutputs();
 136   myTransformFilter->Delete();
 137
 138   for(int i = 0, iEnd = myPassFilter.size(); i < iEnd; i++){
 139     myPassFilter[i]->UnRegisterAllOutputs();
 140     myPassFilter[i]->Delete();
 141   }
 142 }
 143
 144
 145 void SMESH_DeviceActor::SetStoreMapping(int theStoreMapping){
 146   myStoreMapping = theStoreMapping;
 147   Modified();
 148 }
 149
 150
 151 void SMESH_DeviceActor::Init(TVisualObjPtr theVisualObj,
 152                              vtkImplicitBoolean* theImplicitBoolean)
 153 {
 154   myVisualObj = theVisualObj;
 155   myExtractGeometry->SetImplicitFunction(theImplicitBoolean);
 156   SetUnstructuredGrid(myVisualObj->GetUnstructuredGrid());
 157 }
 158
 159
 160 void SMESH_DeviceActor::SetUnstructuredGrid(vtkUnstructuredGrid* theGrid){
 161   if(theGrid){
 162     //myIsShrinkable = theGrid->GetNumberOfCells() > 10;
 163     myIsShrinkable = true;
 164
 165     myExtractGeometry->SetInput(theGrid);
 166
 167     myExtractUnstructuredGrid->SetInput(myExtractGeometry->GetOutput());
 168     myMergeFilter->SetGeometry(myExtractUnstructuredGrid->GetOutput());
 169
 170     theGrid = static_cast<vtkUnstructuredGrid*>(myMergeFilter->GetOutput());
 171
 172     int anId = 0;
 173     myPassFilter[ anId ]->SetInput( theGrid );
 174     myPassFilter[ anId + 1]->SetInput( myPassFilter[ anId ]->GetOutput() );
 175
 176     anId++; // 1
 177     myGeomFilter->SetStoreMapping( myStoreMapping );
 178     myGeomFilter->SetInput( myPassFilter[ anId ]->GetOutput() );
 179
 180     anId++; // 2
 181     myPassFilter[ anId ]->SetInput( myGeomFilter->GetOutput() );
 182     myPassFilter[ anId + 1 ]->SetInput( myPassFilter[ anId ]->GetOutput() );
 183
 184     anId++; // 3
 185     myTransformFilter->SetInput( myPassFilter[ anId ]->GetPolyDataOutput() );
 186     myTransformFilter->SetInput( myPassFilter[ anId ]->GetPolyDataOutput() );
 187
 188     anId++; // 4
 189     myPassFilter[ anId ]->SetInput( myTransformFilter->GetOutput() );
 190     myPassFilter[ anId + 1 ]->SetInput( myPassFilter[ anId ]->GetOutput() );
 191     myPassFilter[ anId ]->SetInput( myTransformFilter->GetOutput() );
 192     myPassFilter[ anId + 1 ]->SetInput( myPassFilter[ anId ]->GetOutput() );
 193
 194     anId++; // 5
 195     myMapper->SetInput( myPassFilter[ anId ]->GetPolyDataOutput() );
 196     myMapper->SetInput( myPassFilter[ anId ]->GetPolyDataOutput() );
 197
 198     vtkLODActor::SetMapper( myMapper );
 199     Modified();
 200   }
 201 }
 202
 203
 204 SALOME_ExtractUnstructuredGrid* SMESH_DeviceActor::GetExtractUnstructuredGrid(){
 205   return myExtractUnstructuredGrid;
 206 }
 207
 208
 209 vtkUnstructuredGrid* SMESH_DeviceActor::GetUnstructuredGrid(){
 210   myExtractUnstructuredGrid->Update();
 211   return myExtractUnstructuredGrid->GetOutput();
 212 }
 213
 214
 215 void SMESH_DeviceActor::SetControlMode(SMESH::Controls::FunctorPtr theFunctor,
 216                                        vtkScalarBarActor* theScalarBarActor,
 217                                        vtkLookupTable* theLookupTable)
 218 {
 219   bool anIsInitialized = theFunctor;
 220   if(anIsInitialized){
 221     vtkUnstructuredGrid* aDataSet = vtkUnstructuredGrid::New();
 222     vtkUnstructuredGrid* aGrid = myExtractUnstructuredGrid->GetOutput();
 223     aDataSet->ShallowCopy(aGrid);
 224
 225     vtkDoubleArray *aScalars = vtkDoubleArray::New();
 226     vtkIdType aNbCells = aGrid->GetNumberOfCells();
 227     aScalars->SetNumberOfComponents(1);
 228     aScalars->SetNumberOfTuples(aNbCells);
 229
 230     myVisualObj->UpdateFunctor(theFunctor);
 231
 232     using namespace SMESH::Controls;
 233     if(NumericalFunctor* aNumericalFunctor = dynamic_cast<NumericalFunctor*>(theFunctor.get())){
 234       for(vtkIdType i = 0; i < aNbCells; i++){
 235         vtkIdType anId = myExtractUnstructuredGrid->GetInputId(i);
 236         vtkIdType anId2 = myExtractGeometry->GetElemObjId(anId);
 237         vtkIdType anObjId = myVisualObj->GetElemObjId(anId2);
 238         double aValue = aNumericalFunctor->GetValue(anObjId);
 239         aScalars->SetValue(i,aValue);
 240       }
 241     }else if(Predicate* aPredicate = dynamic_cast<Predicate*>(theFunctor.get())){
 242       for(vtkIdType i = 0; i < aNbCells; i++){
 243         vtkIdType anId = myExtractUnstructuredGrid->GetInputId(i);
 244         vtkIdType anId2 = myExtractGeometry->GetElemObjId(anId);
 245         vtkIdType anObjId = myVisualObj->GetElemObjId(anId2);
 246         bool aValue = aPredicate->IsSatisfy(anObjId);
 247         aScalars->SetValue(i,aValue);
 248       }
 249     }
 250
 251     aDataSet->GetCellData()->SetScalars(aScalars);
 252     aScalars->Delete();
 253
 254     theLookupTable->SetRange(aScalars->GetRange());
 255     theLookupTable->Build();
 256
 257     myMergeFilter->SetScalars(aDataSet);
 258     aDataSet->Delete();
 259   }
 260   GetMapper()->SetScalarVisibility(anIsInitialized);
 261   theScalarBarActor->SetVisibility(anIsInitialized);
 262 }
 263
 264 void SMESH_DeviceActor::SetExtControlMode(SMESH::Controls::FunctorPtr theFunctor,
 265                                           SMESH_DeviceActor* theDeviceActor,
 266                                           vtkScalarBarActor* theScalarBarActor,
 267                                           vtkLookupTable* theLookupTable)
 268 {
 269   bool anIsInitialized = theFunctor;
 270
 271   using namespace SMESH::Controls;
 272   if (anIsInitialized){
 273     if (Length2D* aLength2D = dynamic_cast<Length2D*>(theFunctor.get())){
 274       SMESH::Controls::Length2D::TValues aValues;
 275
 276       myVisualObj->UpdateFunctor(theFunctor);
 277
 278       aLength2D->GetValues(aValues);
 279       vtkUnstructuredGrid* aDataSet = vtkUnstructuredGrid::New();
 280       vtkUnstructuredGrid* aGrid = myVisualObj->GetUnstructuredGrid();
 281
 282       aDataSet->SetPoints(aGrid->GetPoints());
 283
 284       vtkIdType aNbCells = aValues.size();
 285
 286       vtkDoubleArray *aScalars = vtkDoubleArray::New();
 287       aScalars->SetNumberOfComponents(1);
 288       aScalars->SetNumberOfTuples(aNbCells);
 289
 290       vtkIdType aCellsSize = 3*aNbCells;
 291       vtkCellArray* aConnectivity = vtkCellArray::New();
 292       aConnectivity->Allocate( aCellsSize, 0 );
 293
 294       vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
 295       aCellTypesArray->SetNumberOfComponents( 1 );
 296       aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
 297
 298       vtkIdList *anIdList = vtkIdList::New();
 299       anIdList->SetNumberOfIds(2);
 300
 301       Length2D::TValues::const_iterator anIter = aValues.begin();
 302       for(vtkIdType aVtkId = 0; anIter != aValues.end(); anIter++,aVtkId++){
 303         const Length2D::Value& aValue = *anIter;
 304         int aNode[2] = {
 305           myVisualObj->GetNodeVTKId(aValue.myPntId[0]),
 306           myVisualObj->GetNodeVTKId(aValue.myPntId[1])
 307         };
 308         if(aNode[0] >= 0 && aNode[1] >= 0){
 309           anIdList->SetId( 0, aNode[0] );
 310           anIdList->SetId( 1, aNode[1] );
 311           aConnectivity->InsertNextCell( anIdList );
 312           aCellTypesArray->InsertNextValue( VTK_LINE );
 313           aScalars->SetValue(aVtkId,aValue.myLength);
 314         }
 315       }
 316
 317       vtkIntArray* aCellLocationsArray = vtkIntArray::New();
 318       aCellLocationsArray->SetNumberOfComponents( 1 );
 319       aCellLocationsArray->SetNumberOfTuples( aNbCells );
 320
 321       aConnectivity->InitTraversal();
 322       for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
 323         aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
 324
 325       aDataSet->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
 326       SetUnstructuredGrid(aDataSet);
 327
 328       aDataSet->GetCellData()->SetScalars(aScalars);
 329       aScalars->Delete();
 330
 331       theLookupTable->SetRange(aScalars->GetRange());
 332       theLookupTable->Build();
 333
 334       myMergeFilter->SetScalars(aDataSet);
 335       aDataSet->Delete();
 336     }
 337     else if (MultiConnection2D* aMultiConnection2D = dynamic_cast<MultiConnection2D*>(theFunctor.get())){
 338       SMESH::Controls::MultiConnection2D::MValues aValues;
 339
 340       myVisualObj->UpdateFunctor(theFunctor);
 341
 342       aMultiConnection2D->GetValues(aValues);
 343       vtkUnstructuredGrid* aDataSet = vtkUnstructuredGrid::New();
 344       vtkUnstructuredGrid* aGrid = myVisualObj->GetUnstructuredGrid();
 345       aDataSet->SetPoints(aGrid->GetPoints());
 346
 347       vtkIdType aNbCells = aValues.size();
 348       vtkDoubleArray *aScalars = vtkDoubleArray::New();
 349       aScalars->SetNumberOfComponents(1);
 350       aScalars->SetNumberOfTuples(aNbCells);
 351
 352       vtkIdType aCellsSize = 3*aNbCells;
 353       vtkCellArray* aConnectivity = vtkCellArray::New();
 354       aConnectivity->Allocate( aCellsSize, 0 );
 355
 356       vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
 357       aCellTypesArray->SetNumberOfComponents( 1 );
 358       aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
 359
 360       vtkIdList *anIdList = vtkIdList::New();
 361       anIdList->SetNumberOfIds(2);
 362
 363       MultiConnection2D::MValues::const_iterator anIter = aValues.begin();
 364       int i = 0;
 365       for(vtkIdType aVtkId; anIter != aValues.end(); anIter++,i++){
 366         const MultiConnection2D::Value& aValue = (*anIter).first;
 367         int aNode[2] = {
 368           myVisualObj->GetNodeVTKId(aValue.myPntId[0]),
 369           myVisualObj->GetNodeVTKId(aValue.myPntId[1])
 370         };
 371         if(aNode[0] >= 0 && aNode[1] >= 0){
 372           anIdList->SetId( 0, aNode[0] );
 373           anIdList->SetId( 1, aNode[1] );
 374           aConnectivity->InsertNextCell( anIdList );
 375           aCellTypesArray->InsertNextValue( VTK_LINE );
 376           aScalars->SetValue(i,(*anIter).second);
 377         }
 378       }
 379
 380       vtkIntArray* aCellLocationsArray = vtkIntArray::New();
 381       aCellLocationsArray->SetNumberOfComponents( 1 );
 382       aCellLocationsArray->SetNumberOfTuples( aNbCells );
 383
 384       aConnectivity->InitTraversal();
 385       for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
 386         aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
 387
 388       aDataSet->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
 389       SetUnstructuredGrid(aDataSet);
 390
 391       aDataSet->GetCellData()->SetScalars(aScalars);
 392       aScalars->Delete();
 393
 394       theLookupTable->SetRange(aScalars->GetRange());
 395       theLookupTable->Build();
 396
 397       myMergeFilter->SetScalars(aDataSet);
 398       aDataSet->Delete();
 399     }
 400   }
 401   GetMapper()->SetScalarVisibility(anIsInitialized);
 402   theScalarBarActor->SetVisibility(anIsInitialized);
 403 }
 404
 405 void SMESH_DeviceActor::SetExtControlMode(SMESH::Controls::FunctorPtr theFunctor,
 406                                           SMESH_DeviceActor* theDeviceActor)
 407 {
 408   myExtractUnstructuredGrid->ClearRegisteredCells();
 409   myExtractUnstructuredGrid->ClearRegisteredCellsWithType();
 410   myExtractUnstructuredGrid->SetModeOfChanging(SALOME_ExtractUnstructuredGrid::ePassAll);
 411   myVisualObj->UpdateFunctor(theFunctor);
 412
 413   using namespace SMESH::Controls;
 414   if(FreeBorders* aFreeBorders = dynamic_cast<FreeBorders*>(theFunctor.get())){
 415     myExtractUnstructuredGrid->SetModeOfChanging(SALOME_ExtractUnstructuredGrid::eAdding);
 416     myExtractUnstructuredGrid->ClearRegisteredCells();
 417     vtkUnstructuredGrid* aGrid = theDeviceActor->GetUnstructuredGrid();
 418     vtkIdType aNbCells = aGrid->GetNumberOfCells();
 419     for( vtkIdType i = 0; i < aNbCells; i++ ){
 420       vtkIdType anObjId = theDeviceActor->GetElemObjId(i);
 421       if(aFreeBorders->IsSatisfy(anObjId))
 422         myExtractUnstructuredGrid->RegisterCell(i);
 423     }
 424     if(!myExtractUnstructuredGrid->IsCellsRegistered())
 425       myExtractUnstructuredGrid->RegisterCell(-1);
 426     SetUnstructuredGrid(myVisualObj->GetUnstructuredGrid());
 427   }else if(FreeEdges* aFreeEdges = dynamic_cast<FreeEdges*>(theFunctor.get())){
 428     SMESH::Controls::FreeEdges::TBorders aBorders;
 429     aFreeEdges->GetBoreders(aBorders);
 430     vtkUnstructuredGrid* aDataSet = vtkUnstructuredGrid::New();
 431     vtkUnstructuredGrid* aGrid = myVisualObj->GetUnstructuredGrid();
 432     aDataSet->SetPoints(aGrid->GetPoints());
 433
 434     vtkIdType aNbCells = aBorders.size();
 435     vtkIdType aCellsSize = 3*aNbCells;
 436     vtkCellArray* aConnectivity = vtkCellArray::New();
 437     aConnectivity->Allocate( aCellsSize, 0 );
 438
 439     vtkUnsignedCharArray* aCellTypesArray = vtkUnsignedCharArray::New();
 440     aCellTypesArray->SetNumberOfComponents( 1 );
 441     aCellTypesArray->Allocate( aNbCells * aCellTypesArray->GetNumberOfComponents() );
 442
 443     vtkIdList *anIdList = vtkIdList::New();
 444     anIdList->SetNumberOfIds(2);
 445
 446     FreeEdges::TBorders::const_iterator anIter = aBorders.begin();
 447     for(; anIter != aBorders.end(); anIter++){
 448       const FreeEdges::Border& aBorder = *anIter;
 449       int aNode[2] = {
 450         myVisualObj->GetNodeVTKId(aBorder.myPntId[0]),
 451         myVisualObj->GetNodeVTKId(aBorder.myPntId[1])
 452       };
 453       //cout<<"aNode = "<<aBorder.myPntId[0]<<"; "<<aBorder.myPntId[1]<<endl;
 454       if(aNode[0] >= 0 && aNode[1] >= 0){
 455         anIdList->SetId( 0, aNode[0] );
 456         anIdList->SetId( 1, aNode[1] );
 457         aConnectivity->InsertNextCell( anIdList );
 458         aCellTypesArray->InsertNextValue( VTK_LINE );
 459       }
 460     }
 461
 462     vtkIntArray* aCellLocationsArray = vtkIntArray::New();
 463     aCellLocationsArray->SetNumberOfComponents( 1 );
 464     aCellLocationsArray->SetNumberOfTuples( aNbCells );
 465
 466     aConnectivity->InitTraversal();
 467     for( vtkIdType idType = 0, *pts, npts; aConnectivity->GetNextCell( npts, pts ); idType++ )
 468       aCellLocationsArray->SetValue( idType, aConnectivity->GetTraversalLocation( npts ) );
 469
 470     aDataSet->SetCells( aCellTypesArray, aCellLocationsArray,aConnectivity );
 471
 472     SetUnstructuredGrid(aDataSet);
 473     aDataSet->Delete();
 474   }
 475 }
 476
 477
 478
 479
 480 unsigned long int SMESH_DeviceActor::GetMTime(){
 481   unsigned long mTime = this->Superclass::GetMTime();
 482   mTime = max(mTime,myExtractGeometry->GetMTime());
 483   mTime = max(mTime,myExtractUnstructuredGrid->GetMTime());
 484   mTime = max(mTime,myMergeFilter->GetMTime());
 485   mTime = max(mTime,myGeomFilter->GetMTime());
 486   mTime = max(mTime,myTransformFilter->GetMTime());
 487   return mTime;
 488 }
 489
 490
 491 void SMESH_DeviceActor::SetTransform(SALOME_Transform* theTransform){
 492   myTransformFilter->SetTransform(theTransform);
 493 }
 494
 495
 496 void SMESH_DeviceActor::SetShrink() {
 497   if ( !myIsShrinkable ) return;
 498   if ( vtkDataSet* aDataSet = myPassFilter[ 0 ]->GetOutput() )
 499   {
 500     myShrinkFilter->SetInput( aDataSet );
 501     myPassFilter[ 1 ]->SetInput( myShrinkFilter->GetOutput() );
 502     myIsShrunk = true;
 503   }
 504 }
 505
 506 void SMESH_DeviceActor::UnShrink() {
 507   if ( !myIsShrunk ) return;
 508   if ( vtkDataSet* aDataSet = myPassFilter[ 0 ]->GetOutput() )
 509   {
 510     myPassFilter[ 1 ]->SetInput( aDataSet );
 511     myPassFilter[ 1 ]->Modified();
 512     myIsShrunk = false;
 513     Modified();
 514   }
 515 }
 516
 517
 518 void SMESH_DeviceActor::SetRepresentation(EReperesent theMode){
 519   switch(theMode){
 520   case ePoint:
 521     myGeomFilter->SetInside(true);
 522     GetProperty()->SetRepresentation(0);
 523     break;
 524   case eInsideframe:
 525     myGeomFilter->SetInside(true);
 526     GetProperty()->SetRepresentation(1);
 527     break;
 528   default :
 529     GetProperty()->SetRepresentation(theMode);
 530     myGeomFilter->SetInside(false);
 531   }
 532   myRepresentation = theMode;
 533   GetProperty()->Modified();
 534   myMapper->Modified();
 535   Modified();
 536 }
 537
 538
 539 void SMESH_DeviceActor::SetVisibility(int theMode){
 540   if(!myExtractUnstructuredGrid->GetInput() || GetUnstructuredGrid()->GetNumberOfCells()){
 541     vtkLODActor::SetVisibility(theMode);
 542   }else{
 543     vtkLODActor::SetVisibility(false);
 544   }
 545 }
 546
 547
 548 int SMESH_DeviceActor::GetVisibility(){
 549   if(!GetUnstructuredGrid()->GetNumberOfCells()){
 550     vtkLODActor::SetVisibility(false);
 551   }
 552   return vtkLODActor::GetVisibility();
 553 }
 554
 555
 556 int SMESH_DeviceActor::GetNodeObjId(int theVtkID){
 557   vtkIdType anID = myExtractGeometry->GetNodeObjId(theVtkID);
 558   vtkIdType aRetID = myVisualObj->GetNodeObjId(anID);
 559   if(MYDEBUG) MESSAGE("GetNodeObjId - theVtkID = "<<theVtkID<<"; aRetID = "<<aRetID);
 560   return aRetID;
 561 }
 562
 563 float* SMESH_DeviceActor::GetNodeCoord(int theObjID){
 564   vtkDataSet* aDataSet = myExtractGeometry->GetInput();
 565   vtkIdType anID = myVisualObj->GetNodeVTKId(theObjID);
 566   float* aCoord = aDataSet->GetPoint(anID);
 567   if(MYDEBUG) MESSAGE("GetNodeCoord - theObjID = "<<theObjID<<"; anID = "<<anID);
 568   return aCoord;
 569 }
 570
 571
 572 int SMESH_DeviceActor::GetElemObjId(int theVtkID){
 573   vtkIdType anId = myGeomFilter->GetElemObjId(theVtkID);
 574   if(anId < 0)
 575     return -1;
 576   vtkIdType anId2 = myExtractUnstructuredGrid->GetInputId(anId);
 577   if(anId2 < 0)
 578     return -1;
 579   vtkIdType anId3 = myExtractGeometry->GetElemObjId(anId2);
 580   if(anId3 < 0)
 581     return -1;
 582   vtkIdType aRetID = myVisualObj->GetElemObjId(anId3);
 583   if(MYDEBUG)
 584     MESSAGE("GetElemObjId - theVtkID = "<<theVtkID<<"; anId2 = "<<anId2<<"; anId3 = "<<anId3<<"; aRetID = "<<aRetID);
 585   return aRetID;
 586 }
 587
 588 vtkCell* SMESH_DeviceActor::GetElemCell(int theObjID){
 589   vtkDataSet* aDataSet = myExtractGeometry->GetInput();
 590   vtkIdType aGridID = myVisualObj->GetElemVTKId(theObjID);
 591   vtkCell* aCell = aDataSet->GetCell(aGridID);
 592   if(MYDEBUG)
 593     MESSAGE("GetElemCell - theObjID = "<<theObjID<<"; aGridID = "<<aGridID);
 594   return aCell;
 595 }
 596
 597
 598 float SMESH_DeviceActor::GetShrinkFactor(){
 599   return myShrinkFilter->GetShrinkFactor();
 600 }
 601
 602 void SMESH_DeviceActor::SetShrinkFactor(float theValue){
 603   theValue = theValue > 0.1? theValue: 0.8;
 604   myShrinkFilter->SetShrinkFactor(theValue);
 605   Modified();
 606 }
 607
 608
 609 void SMESH_DeviceActor::SetHighlited(bool theIsHighlited){
 610   myIsHighlited = theIsHighlited;
 611   Modified();
 612 }
 613
 614 void SMESH_DeviceActor::Render(vtkRenderer *ren, vtkMapper* m){
 615   int aResolveCoincidentTopology = vtkMapper::GetResolveCoincidentTopology();
 616   float aStoredFactor, aStoredUnit;
 617   vtkMapper::GetResolveCoincidentTopologyPolygonOffsetParameters(aStoredFactor,aStoredUnit);
 618
 619   vtkMapper::SetResolveCoincidentTopologyToPolygonOffset();
 620   float aFactor = myPolygonOffsetFactor, aUnits = myPolygonOffsetUnits;
 621   if(myIsHighlited){
 622     static float EPS = .01;
 623     aUnits *= (1.0-EPS);
 624   }
 625   vtkMapper::SetResolveCoincidentTopologyPolygonOffsetParameters(aFactor,aUnits);
 626   vtkLODActor::Render(ren,m);
 627
 628   vtkMapper::SetResolveCoincidentTopologyPolygonOffsetParameters(aStoredFactor,aStoredUnit);
 629   vtkMapper::SetResolveCoincidentTopology(aResolveCoincidentTopology);
 630 }
 631
 632
 633 void SMESH_DeviceActor::SetPolygonOffsetParameters(float factor, float units){
 634   myPolygonOffsetFactor = factor;
 635   myPolygonOffsetUnits = units;
 636 }
 637