src/OBJECT/GEOM_Actor.cxx

   1 // Copyright (C) 2007-2011  CEA/DEN, EDF R&D, OPEN CASCADE
   2 //
   3 // Copyright (C) 2003-2007  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.salome-platform.org/ or email : webmaster.salome@opencascade.com
  21 //
  22
  23 //  GEOM OBJECT : interactive object for Geometry entities visualization
  24 //  File   : GEOM_Actor.cxx
  25 //  Author : Christophe ATTANASIO
  26 //  Module : GEOM
  27 //  $Header$
  28 //
  29 /*!
  30   \class GEOM_Actor GEOM_Actor.h
  31   \brief This class allows to display an OpenCASCADE CAD model in a VTK viewer.
  32 */
  33 #include "GEOM_Actor.h"
  34
  35 #include "GEOM_DeviceActor.h"
  36 #include "GEOM_VertexSource.h"
  37 #include "GEOM_EdgeSource.h"
  38 #include "GEOM_WireframeFace.h"
  39 #include "GEOM_ShadingFace.h"
  40 #include "GEOM_PainterPolyDataMapper.h"
  41 #include "SVTK_Actor.h"
  42
  43 #include <OCC2VTK_Tools.h>
  44
  45 #include <vtkObjectFactory.h>
  46 #include <vtkRenderer.h>
  47 #include <vtkProperty.h>
  48 #include <vtkPointPicker.h>
  49 #include <vtkCellPicker.h>
  50
  51 #include <TopAbs_ShapeEnum.hxx>
  52 #include <TopExp_Explorer.hxx>
  53 #include <TopoDS.hxx>
  54 #include <BRep_Tool.hxx>
  55 #include <TopExp.hxx>
  56
  57 #include <vtkPolyDataWriter.h>
  58
  59 #include <vtkAppendPolyData.h>
  60 #include <vtkPolyDataMapper.h>
  61 #include <vtkPolyData.h>
  62 #include <vtkTransform.h>
  63 #include <vtkMatrix4x4.h>
  64 #include <vtkMath.h>
  65 #include <vtkCamera.h>
  66
  67 #include "utilities.h"
  68
  69 #include "SALOME_InteractiveObject.hxx"
  70
  71 //vtkStandardNewMacro(GEOM_Actor);
  72
  73 #ifndef MYDEBUG
  74 //#define MYDEBUG
  75 #endif
  76
  77 GEOM_Actor::GEOM_Actor():
  78   isOnlyVertex(false),
  79
  80   myDeflection(-1),
  81   myIsForced(false),
  82
  83   //  myDisplayMode(eWireframe),
  84   myIsSelected(false),
  85   myVectorMode(false),
  86
  87   myVertexActor(GEOM_DeviceActor::New(),true),
  88   myVertexSource(GEOM_VertexSource::New(),true),
  89
  90   myIsolatedEdgeActor(GEOM_DeviceActor::New(),true),
  91   myIsolatedEdgeSource(GEOM_EdgeSource::New(),true),
  92
  93   myOneFaceEdgeActor(GEOM_DeviceActor::New(),true),
  94   myOneFaceEdgeSource(GEOM_EdgeSource::New(),true),
  95
  96   mySharedEdgeActor(GEOM_DeviceActor::New(),true),
  97   mySharedEdgeSource(GEOM_EdgeSource::New(),true),
  98
  99   myWireframeFaceActor(GEOM_DeviceActor::New(),true),
 100   myWireframeFaceSource(GEOM_WireframeFace::New(),true),
 101
 102   myShadingFaceActor(GEOM_DeviceActor::New(),true),
 103   myShadingFaceSource(GEOM_ShadingFace::New(),true),
 104
 105   myHighlightActor(GEOM_DeviceActor::New(),true),
 106   myAppendFilter(vtkAppendPolyData::New(),true),
 107   // Use mapper as an instance of GEOM_PainterPolyDataMapper class
 108   // to prevent drawing of mappers' content (due to an empty definition
 109   // of GEOM_PainterPolyDataMapper::RenderPiece(...)).
 110   // !!! Presentation of GEOM_Actor is drawing only with help of actors
 111   // defined in this class !!!
 112   myPolyDataMapper(GEOM_PainterPolyDataMapper::New(),true),
 113
 114   myHighlightProp(vtkProperty::New()),
 115   myPreHighlightProp(vtkProperty::New()),
 116   myShadingFaceProp(vtkProperty::New()),
 117   myShadingBackFaceProp(vtkProperty::New())
 118 {
 119 #ifdef MYDEBUG
 120   MESSAGE (this<< " GEOM_Actor::GEOM_Actor");
 121 #endif
 122
 123   myPolyDataMapper->SetInput(myAppendFilter->GetOutput());
 124   vtkProperty* aProperty;
 125
 126   myHighlightProp->SetAmbient(0.5);
 127   myHighlightProp->SetDiffuse(0.3);
 128   myHighlightProp->SetSpecular(0.2);
 129   myHighlightProp->SetRepresentationToSurface();
 130   myHighlightProp->SetAmbientColor(1, 1, 1);
 131   myHighlightProp->SetDiffuseColor(1, 1, 1);
 132   myHighlightProp->SetSpecularColor(0.5, 0.5, 0.5);
 133   myHighlightProp->SetPointSize(SALOME_POINT_SIZE);
 134   myHighlightActor->SetProperty(myHighlightProp.GetPointer());
 135
 136   this->myHighlightActor->SetInput(myAppendFilter->GetOutput(),false);
 137
 138   myPreHighlightProp->SetColor(0,1,1);
 139   myPreHighlightProp->SetPointSize(SALOME_POINT_SIZE+2);
 140   myPreHighlightProp->SetLineWidth(SALOME_LINE_WIDTH+1);
 141   myPreHighlightProp->SetRepresentationToWireframe();
 142
 143   myAppendFilter->AddInput(myVertexSource->GetOutput());
 144   myVertexActor->SetInput(myVertexSource->GetOutput(),false);
 145   aProperty = myVertexActor->GetProperty();
 146   aProperty->SetRepresentation(VTK_POINTS);
 147   aProperty->SetPointSize(3);
 148   aProperty->SetColor(1, 1, 0);
 149
 150   myAppendFilter->AddInput(myIsolatedEdgeSource->GetOutput());
 151   myIsolatedEdgeActor->SetInput(myIsolatedEdgeSource->GetOutput(),false);
 152   aProperty = myIsolatedEdgeActor->GetProperty();
 153   aProperty->SetRepresentation(VTK_WIREFRAME);
 154   aProperty->SetColor(1, 0, 0);
 155
 156   myAppendFilter->AddInput(myOneFaceEdgeSource->GetOutput());
 157   myOneFaceEdgeActor->SetInput(myOneFaceEdgeSource->GetOutput(),false);
 158   aProperty = myOneFaceEdgeActor->GetProperty();
 159   aProperty->SetRepresentation(VTK_WIREFRAME);
 160   aProperty->SetColor(0, 1, 0);
 161
 162   myAppendFilter->AddInput(mySharedEdgeSource->GetOutput());
 163   mySharedEdgeActor->SetInput(mySharedEdgeSource->GetOutput(),false);
 164   aProperty = mySharedEdgeActor->GetProperty();
 165   aProperty->SetRepresentation(VTK_WIREFRAME);
 166   aProperty->SetColor(1, 1, 0);
 167
 168   myAppendFilter->AddInput(myWireframeFaceSource->GetOutput());
 169   myWireframeFaceActor->SetInput(myWireframeFaceSource->GetOutput(),false);
 170   aProperty = myWireframeFaceActor->GetProperty();
 171   aProperty->SetRepresentation(VTK_WIREFRAME);
 172   aProperty->SetColor(0.5, 0.5, 0.5);
 173
 174   myShadingFaceActor->SetInput(myShadingFaceSource->GetOutput(),true);
 175
 176   myShadingFaceProp->SetRepresentation(VTKViewer::Representation::Surface);
 177   myShadingFaceProp->SetInterpolationToGouraud();
 178   myShadingFaceProp->SetAmbient(1.0);
 179   myShadingFaceProp->SetDiffuse(1.0);
 180   myShadingFaceProp->SetSpecular(0.4);
 181   myShadingFaceProp->SetAmbientColor(0.329412, 0.223529, 0.027451);
 182   myShadingFaceProp->SetDiffuseColor(0.780392, 0.568627, 0.113725);
 183   myShadingFaceProp->SetSpecularColor(0.992157, 0.941176, 0.807843);
 184
 185   myShadingFaceActor->SetProperty(myShadingFaceProp.GetPointer());
 186
 187   StoreBoundaryColors();
 188
 189   myNbIsos[0] = -1;
 190   myNbIsos[1] = -1;
 191
 192   // Toggle display mode
 193   setDisplayMode(0); // WIRE FRAME
 194   SetVectorMode(0);  //
 195 }
 196
 197
 198 GEOM_Actor::~GEOM_Actor()
 199 {
 200 #ifdef MYDEBUG
 201   MESSAGE (this<< " ~GEOM_Actor::GEOM_Actor");
 202 #endif
 203   myHighlightProp->Delete();
 204   myPreHighlightProp->Delete();
 205   myShadingFaceProp->Delete();
 206   myShadingBackFaceProp->Delete();
 207 }
 208
 209 GEOM_Actor*
 210 GEOM_Actor::
 211 New()
 212 {
 213   GEOM_Actor* anObject = new GEOM_Actor();
 214   anObject->SetMapper(anObject->myPolyDataMapper.Get());
 215   return anObject;
 216 }
 217
 218
 219 void Write(vtkPolyData* theDataSet, const char* theFileName){
 220   vtkPolyDataWriter* aWriter = vtkPolyDataWriter::New();
 221   MESSAGE ("Write - "<<theFileName<<"' : "<<theDataSet->GetNumberOfPoints()<<"; "<<theDataSet->GetNumberOfCells());
 222   aWriter->SetInput(theDataSet);
 223   aWriter->SetFileName(theFileName);
 224   //aWriter->Write();
 225   aWriter->Delete();
 226 }
 227
 228 void
 229 GEOM_Actor::
 230 SetModified()
 231 {
 232   this->myVertexSource->Modified();
 233   this->myIsolatedEdgeSource->Modified();
 234   this->myOneFaceEdgeSource->Modified();
 235   this->mySharedEdgeSource->Modified();
 236   this->myWireframeFaceSource->Modified();
 237   this->myShadingFaceSource->Modified();
 238 }
 239
 240 void
 241 GEOM_Actor::
 242 SetMapper(vtkMapper* theMapper)
 243 {
 244   SALOME_Actor::SetMapper(theMapper);
 245 }
 246
 247 void
 248 GEOM_Actor::
 249 AddToRender(vtkRenderer* theRenderer)
 250 {
 251   //SALOME_Actor::AddToRender(theRenderer);
 252
 253   theRenderer->AddActor(this);
 254
 255   this->myHighlightActor->AddToRender(theRenderer);
 256
 257
 258   myShadingFaceActor->AddToRender(theRenderer);
 259   myWireframeFaceActor->AddToRender(theRenderer);
 260
 261   mySharedEdgeActor->AddToRender(theRenderer);
 262   myOneFaceEdgeActor->AddToRender(theRenderer);
 263   myIsolatedEdgeActor->AddToRender(theRenderer);
 264
 265   myVertexActor->AddToRender(theRenderer);
 266 }
 267
 268 void
 269 GEOM_Actor::
 270 RemoveFromRender(vtkRenderer* theRenderer)
 271 {
 272   //SALOME_Actor::RemoveFromRender(theRenderer);
 273
 274
 275   theRenderer->RemoveActor(this);
 276
 277   myHighlightActor->RemoveFromRender(theRenderer);
 278   myShadingFaceActor->RemoveFromRender(theRenderer);
 279   myWireframeFaceActor->RemoveFromRender(theRenderer);
 280
 281   mySharedEdgeActor->RemoveFromRender(theRenderer);
 282   myOneFaceEdgeActor->RemoveFromRender(theRenderer);
 283   myIsolatedEdgeActor->RemoveFromRender(theRenderer);
 284
 285   myVertexActor->RemoveFromRender(theRenderer);
 286
 287
 288   SetSelected(false);
 289   SetVisibility(false);
 290 }
 291
 292 void
 293 GEOM_Actor::
 294 setDisplayMode(int theMode)
 295 {
 296 #ifdef MYDEBUG
 297   MESSAGE ( "GEOM_Actor::setDisplayMode = "<<theMode );
 298 #endif
 299
 300   if ( theMode == (int)eWireframe ) {
 301     RestoreIsoNumbers();
 302     // Restore wireframe edges colors
 303     RestoreBoundaryColors();
 304   }
 305   else if ( theMode == (int)eShading || theMode == (int)eShadingWithEdges ) {
 306     // Temporary store number of iso lines in order to recover its later
 307     // when display mode is achnged to 'Wirefame' or 'Shading'.
 308     // Iso lines are not displayed in 'Shading with edges' mode.
 309     StoreIsoNumbers();
 310
 311     // Reset number of iso lines to 0
 312     ResetIsoNumbers();
 313
 314     if ( theMode == (int)eShadingWithEdges ) {
 315       // Store wireframe edges colors
 316       StoreBoundaryColors();
 317
 318       // Coloring edges
 319       myIsolatedEdgeActor->GetProperty()->SetColor(myEdgesInShadingColor[0],
 320                                                    myEdgesInShadingColor[1],
 321                                                    myEdgesInShadingColor[2]);
 322       myOneFaceEdgeActor->GetProperty()->SetColor(myEdgesInShadingColor[0],
 323                                                   myEdgesInShadingColor[1],
 324                                                   myEdgesInShadingColor[2]);
 325       mySharedEdgeActor->GetProperty()->SetColor(myEdgesInShadingColor[0],
 326                                                  myEdgesInShadingColor[1],
 327                                                  myEdgesInShadingColor[2]);
 328       //SetModified();
 329     } else {
 330       myIsolatedEdgeActor->GetProperty()->SetColor(myEdgesInWireframeColor[0],
 331                                                    myEdgesInWireframeColor[1],
 332                                                    myEdgesInWireframeColor[2]);
 333     }
 334   }
 335
 336   VTKViewer_Actor::setDisplayMode(theMode);
 337   SetVisibility(GetVisibility());
 338 }
 339
 340 void
 341 GEOM_Actor::
 342 SetSelected(bool theIsSelected)
 343 {
 344 #ifdef MYDEBUG
 345   MESSAGE ( "GEOM_Actor::SetSelected = "<<theIsSelected  );
 346 #endif
 347
 348   myIsSelected = theIsSelected;
 349   SetVisibility(GetVisibility());
 350 }
 351
 352 void
 353 GEOM_Actor::
 354 SetVisibility(int theVisibility)
 355 {
 356 #ifdef MYDEBUG
 357   MESSAGE ( "GEOM_Actor::SetVisibility = "<<theVisibility <<"  myIsSelected="<< myIsSelected
 358             << " theVisibility="<<theVisibility<<" myIsPreselected="<<myIsPreselected );
 359 #endif
 360
 361   SALOME_Actor::SetVisibility(theVisibility);
 362
 363   this->myHighlightActor->SetVisibility(theVisibility && (myIsSelected || myIsPreselected));
 364
 365   myShadingFaceActor->SetVisibility(theVisibility && (myDisplayMode == (int)eShading || myDisplayMode == (int)eShadingWithEdges) && (!myIsSelected || !myIsPreselected));
 366   myWireframeFaceActor->SetVisibility(theVisibility && (myDisplayMode == (int)eWireframe) && !myIsSelected);
 367
 368   mySharedEdgeActor->SetVisibility(theVisibility && (myDisplayMode == (int)eWireframe || myDisplayMode == (int)eShadingWithEdges) && !myIsSelected);
 369   myOneFaceEdgeActor->SetVisibility(theVisibility && (myDisplayMode == (int)eWireframe || myDisplayMode == (int)eShadingWithEdges) && !myIsSelected);
 370   myIsolatedEdgeActor->SetVisibility(theVisibility && !myIsSelected);
 371
 372   myVertexActor->SetVisibility(theVisibility && myDisplayMode == (int)eWireframe && !myIsSelected);// must be added new mode points
 373 }
 374
 375
 376 void
 377 GEOM_Actor
 378 ::SetNbIsos(const int theNb[2])
 379 {
 380   myWireframeFaceSource->SetNbIso(theNb);
 381 }
 382
 383 void
 384 GEOM_Actor
 385 ::GetNbIsos(int &theNbU,int &theNbV)
 386 {
 387   myWireframeFaceSource->GetNbIso(theNbU, theNbV);
 388 }
 389
 390 void
 391 GEOM_Actor
 392 ::SetVectorMode(bool theMode)
 393 {
 394   myVectorMode = theMode;
 395   myIsolatedEdgeSource->SetVectorMode(theMode);
 396   myOneFaceEdgeSource->SetVectorMode(theMode);
 397   mySharedEdgeSource->SetVectorMode(theMode);
 398   SetModified();
 399 }
 400
 401 bool
 402 GEOM_Actor
 403 ::GetVectorMode()
 404 {
 405   return myVectorMode;
 406 }
 407
 408 void
 409 GEOM_Actor::
 410 SetDeflection(float theDeflection)
 411 {
 412   if( myDeflection == theDeflection )
 413     return;
 414
 415   myDeflection = theDeflection;
 416
 417   GEOM::MeshShape(myShape,myDeflection);
 418
 419   SetModified();
 420 }
 421
 422 void GEOM_Actor::SetShape (const TopoDS_Shape& theShape,
 423                            float theDeflection,
 424                            bool theIsVector)
 425 {
 426   myShape = theShape;
 427
 428   myVertexSource->Clear();
 429   myIsolatedEdgeSource->Clear();
 430   myOneFaceEdgeSource->Clear();
 431   mySharedEdgeSource->Clear();
 432   myWireframeFaceSource->Clear();
 433   myShadingFaceSource->Clear();
 434
 435   TopExp_Explorer aVertexExp (theShape,TopAbs_VERTEX);
 436   for (; aVertexExp.More(); aVertexExp.Next())
 437   {
 438      const TopoDS_Vertex& aVertex = TopoDS::Vertex(aVertexExp.Current());
 439      myVertexSource->AddVertex(aVertex);
 440   }
 441
 442   SetDeflection(theDeflection);
 443
 444   // look if edges are free or shared
 445   TopTools_IndexedDataMapOfShapeListOfShape anEdgeMap;
 446   TopExp::MapShapesAndAncestors(theShape,TopAbs_EDGE,TopAbs_FACE,anEdgeMap);
 447
 448   GEOM::SetShape(theShape,anEdgeMap,theIsVector,
 449                  myIsolatedEdgeSource.Get(),
 450                  myOneFaceEdgeSource.Get(),
 451                  mySharedEdgeSource.Get(),
 452                  myWireframeFaceSource.Get(),
 453                  myShadingFaceSource.Get());
 454   isOnlyVertex =
 455     myIsolatedEdgeSource->IsEmpty() &&
 456     myOneFaceEdgeSource->IsEmpty() &&
 457     mySharedEdgeSource->IsEmpty() &&
 458     myWireframeFaceSource->IsEmpty() &&
 459     myShadingFaceSource->IsEmpty();
 460
 461
 462   if((bool)myShape.Infinite() || isOnlyVertex ){
 463     myVertexActor->GetDeviceActor()->SetInfinitive(true);
 464     myHighlightActor->GetDeviceActor()->SetInfinitive(true);
 465   }
 466 }
 467
 468 // OLD METHODS
 469 void GEOM_Actor::setDeflection(double adef) {
 470 #ifdef MYDEBUG
 471   MESSAGE ( "GEOM_Actor::setDeflection" );
 472 #endif
 473   SetDeflection((float)adef);
 474 }
 475
 476
 477 // warning! must be checked!
 478 // SetHighlightProperty
 479 // SetWireframeProperty
 480 // SetShadingProperty
 481
 482 void GEOM_Actor::SetHighlightProperty(vtkProperty* Prop)
 483 {
 484 #ifdef MYDEBUG
 485   MESSAGE ( "GEOM_Actor::SetHighlightProperty" );
 486 #endif
 487   this->myHighlightActor->GetProperty()->DeepCopy(Prop);
 488
 489 }
 490
 491 void GEOM_Actor::SetWireframeProperty(vtkProperty* Prop)
 492 {
 493 #ifdef MYDEBUG
 494   MESSAGE ( this << " GEOM_Actor::SetWireframeProperty" );
 495 #endif
 496   // must be filled
 497   myWireframeFaceActor->SetProperty(Prop);
 498 }
 499
 500 void GEOM_Actor::SetShadingProperty(vtkProperty* Prop)
 501 {
 502 #ifdef MYDEBUG
 503   MESSAGE ( "GEOM_Actor::SetShadingProperty" );
 504 #endif
 505   myShadingFaceProp->DeepCopy(Prop);
 506 }
 507
 508
 509 void GEOM_Actor::Render(vtkRenderer *ren, vtkMapper *theMapper)
 510 {
 511 #ifdef MYDEBUG
 512   MESSAGE ( "GEOM_Actor::Render" );
 513 #endif
 514
 515   if(!GetVisibility())
 516     return;
 517
 518   /* render the property */
 519   if (!this->Property) {
 520     // force creation of a property
 521     this->GetProperty();
 522     this->Property->SetInterpolation(1);
 523     this->Property->SetRepresentationToSurface();
 524     this->Property->SetAmbient(0.3);
 525     this->Property->SetAmbientColor(0.88,0.86,0.2);
 526     this->Property->SetDiffuseColor(0.99,0.7,0.21);
 527     this->Property->SetSpecularColor(0.99,0.98,0.83);
 528   }
 529
 530   switch(myDisplayMode){
 531   case eWireframe://wireframe
 532     myPreHighlightProp->SetRepresentationToWireframe();
 533     myHighlightProp->SetRepresentationToWireframe();
 534     break;
 535   case eShading://shading
 536   case eShadingWithEdges://shading with edges
 537     myPreHighlightProp->SetRepresentationToSurface();
 538     myHighlightProp->SetRepresentationToSurface();
 539     break;
 540   }
 541
 542   if(!myIsSelected){
 543     if(myIsPreselected){
 544       this->myHighlightActor->SetProperty(myPreHighlightProp.GetPointer());
 545       myShadingFaceActor->SetProperty(myPreHighlightProp.GetPointer());
 546       myShadingFaceActor->SetBackfaceProperty(myPreHighlightProp.GetPointer());
 547     } else {
 548       this->myHighlightActor->SetProperty(myShadingFaceProp.GetPointer());
 549       myShadingFaceActor->SetProperty(myShadingFaceProp.GetPointer());
 550       myShadingFaceActor->SetBackfaceProperty(myShadingBackFaceProp.GetPointer());
 551     }
 552   }
 553   else{
 554     this->myHighlightActor->SetProperty(myHighlightProp.GetPointer());
 555     myShadingFaceActor->SetProperty(myHighlightProp.GetPointer());
 556     myShadingFaceActor->SetBackfaceProperty(myHighlightProp.GetPointer());
 557   }
 558
 559   this->Property->Render(this, ren);
 560   if (this->BackfaceProperty) {
 561     this->BackfaceProperty->BackfaceRender(this, ren);
 562     this->Device->SetBackfaceProperty(this->BackfaceProperty);
 563   }
 564   this->Device->SetProperty(this->Property);
 565   /*  if(myShape.ShapeType() == TopAbs_VERTEX) {
 566     if(ren){
 567       //The parameter determine size of vertex actor relate to diagonal of RendererWindow
 568       static vtkFloatingPointType delta = 0.01;
 569       vtkFloatingPointType X1 = -1, Y1 = -1, Z1 = 0;
 570       ren->ViewToWorld(X1,Y1,Z1);
 571       vtkFloatingPointType X2 = +1, Y2 = +1, Z2 = 0;
 572       ren->ViewToWorld(X2,Y2,Z2);
 573       Z2 = sqrt((X2-X1)*(X2-X1) + (Y2-Y1)*(Y2-Y1) + (Z2-Z1)*(Z2-Z1));
 574       this->SetScale(Z2*delta);
 575     }
 576     vtkMatrix4x4 *aMatrix = vtkMatrix4x4::New();
 577     this->GetMatrix(ren->GetActiveCamera(), aMatrix);
 578     this->Device->SetUserMatrix(aMatrix);
 579     this->Device->Render(ren,theMapper);
 580     aMatrix->Delete();
 581     } else*/
 582     this->Device->Render(ren, theMapper);
 583 }
 584
 585 void GEOM_Actor::ReleaseGraphicsResources(vtkWindow *)
 586 {
 587 #ifdef MYDEBUG
 588   MESSAGE ( "GEOM_Actor::ReleaseGraphicsResources" );
 589 #endif
 590 }
 591
 592
 593
 594 void GEOM_Actor::ShallowCopy(vtkProp *prop)
 595 {
 596 #ifdef MYDEBUG
 597   MESSAGE ( "GEOM_Actor::ShallowCopy" );
 598 #endif
 599   GEOM_Actor *f = GEOM_Actor::SafeDownCast(prop);
 600   if ( f != NULL )
 601     {
 602       this->SetShape(f->getTopo(),f->GetDeflection());
 603     }
 604
 605   // Now do superclass
 606   this->SALOME_Actor::ShallowCopy(prop);
 607 }
 608
 609 const TopoDS_Shape& GEOM_Actor::getTopo() {
 610 #ifdef MYDEBUG
 611   MESSAGE ( "GEOM_Actor::getTopo" );
 612 #endif
 613   return myShape;
 614 }
 615
 616 void GEOM_Actor::setInputShape(const TopoDS_Shape& ashape, double adef1,
 617                                int imode, bool isVector)
 618 {
 619 #ifdef MYDEBUG
 620   MESSAGE ( "GEOM_Actor::setInputShape" );
 621 #endif
 622 }
 623
 624 double GEOM_Actor::getDeflection()
 625 {
 626 #ifdef MYDEBUG
 627   MESSAGE ( "GEOM_Actor::getDeflection" );
 628 #endif
 629   return (double) GetDeflection();
 630 }
 631
 632
 633 double GEOM_Actor::isVector()
 634 {
 635 #ifdef MYDEBUG
 636   MESSAGE ( "GEOM_Actor::isVector" );
 637 #endif
 638   return 0;
 639 }
 640
 641 void GEOM_Actor::SubShapeOn()
 642 {
 643 #ifdef MYDEBUG
 644   MESSAGE ( "GEOM_Actor::SubShapeOn" );
 645 #endif
 646 }
 647
 648 void GEOM_Actor::SubShapeOff()
 649 {
 650 #ifdef MYDEBUG
 651   MESSAGE ( "GEOM_Actor::SubShapeOff" );
 652 #endif
 653 }
 654
 655 void GEOM_Actor::highlight(bool highlight)
 656 {
 657 #ifdef MYDEBUG
 658   MESSAGE ( this << " GEOM_Actor::highlight highlight="<<highlight );
 659 #endif
 660   SALOME_Actor::highlight(highlight);
 661 }
 662
 663 void GEOM_Actor::SetOpacity(vtkFloatingPointType opa)
 664 {
 665   // enk:tested OK
 666   myShadingFaceProp->SetOpacity(opa);
 667   myShadingBackFaceProp->SetOpacity(opa);
 668   myHighlightProp->SetOpacity(opa);
 669   myPreHighlightProp->SetOpacity(opa);
 670   myVertexActor->GetProperty()->SetOpacity(opa);
 671 }
 672
 673 vtkFloatingPointType GEOM_Actor::GetOpacity()
 674 {
 675   // enk:tested OK
 676   return myShadingFaceProp->GetOpacity();
 677 }
 678
 679 void GEOM_Actor::SetColor(vtkFloatingPointType r,vtkFloatingPointType g,vtkFloatingPointType b)
 680 {
 681   // enk:tested OK
 682   myShadingFaceProp->SetColor(r,g,b);                          // shading color (Shading)
 683   myShadingBackFaceProp->SetColor(r,g,b);                      // back face shading color (Shading)
 684   myVertexActor->GetProperty()->SetColor(r,g,b);               // vertex actor (Shading/Wireframe)
 685   if ( myDisplayMode != (int)eShadingWithEdges ) {
 686     myIsolatedEdgeActor->GetProperty()->SetColor(r,g,b);         // standalone edge color (Wireframe)
 687     myOneFaceEdgeActor->GetProperty()->SetColor(r,g,b);          // standalone face edge color (Wireframe)
 688     mySharedEdgeActor->GetProperty()->SetColor(r,g,b);           // share edge color (Wireframe)
 689   }
 690
 691   StoreBoundaryColors();
 692 }
 693
 694 void GEOM_Actor::GetColor(vtkFloatingPointType& r,vtkFloatingPointType& g,vtkFloatingPointType& b)
 695 {
 696   // enk:tested OK
 697   vtkFloatingPointType aRGB[3];
 698   myShadingFaceProp->GetColor(aRGB);
 699   r = aRGB[0];
 700   g = aRGB[1];
 701   b = aRGB[2];
 702 }
 703
 704 void GEOM_Actor::SetMaterial(std::vector<vtkProperty*> theProps)
 705 {
 706   int aSize = theProps.size();
 707
 708   if ( aSize < 1 || aSize > 2)
 709     return;
 710
 711   // theProps[0] -- front material properties
 712   // theProps[1] -- back material properties (if exist)
 713   // If there are no back material properties,
 714   // we get front material properties as back material
 715
 716   double aCoefnt;
 717
 718   // Set reflection coefficients
 719   aCoefnt = theProps[0]->GetAmbient();
 720   myShadingFaceProp->SetAmbient(aCoefnt);
 721   myVertexActor->GetProperty()->SetAmbient(aCoefnt);
 722   if ( aSize == 2 )
 723     aCoefnt = theProps[1]->GetAmbient();
 724   myShadingBackFaceProp->SetAmbient(aCoefnt);
 725
 726   // Set diffuse coefficients
 727   aCoefnt = theProps[0]->GetDiffuse();
 728   myShadingFaceProp->SetDiffuse(aCoefnt);
 729   myVertexActor->GetProperty()->SetDiffuse(aCoefnt);
 730   if ( aSize == 2 )
 731     aCoefnt = theProps[1]->GetDiffuse();
 732   myShadingBackFaceProp->SetDiffuse(aCoefnt);
 733
 734   // Set specular coefficients
 735   aCoefnt = theProps[0]->GetSpecular();
 736   myShadingFaceProp->SetSpecular(aCoefnt);
 737   myVertexActor->GetProperty()->SetSpecular(aCoefnt);
 738   if ( aSize == 2 )
 739     aCoefnt = theProps[1]->GetSpecular();
 740   myShadingBackFaceProp->SetSpecular(aCoefnt);
 741
 742
 743   double* aColor;
 744
 745   // Set reflection colors
 746   aColor = theProps[0]->GetAmbientColor();
 747   myShadingFaceProp->SetAmbientColor(aColor[0], aColor[1], aColor[2]);
 748   myVertexActor->GetProperty()->SetAmbientColor(aColor[0], aColor[1], aColor[2]);
 749   if ( aSize == 2 )
 750     aColor = theProps[1]->GetAmbientColor();
 751   myShadingBackFaceProp->SetAmbientColor(aColor[0], aColor[1], aColor[2]);
 752
 753   // Set diffuse colors
 754   aColor = theProps[0]->GetDiffuseColor();
 755   myShadingFaceProp->SetDiffuseColor(aColor[0], aColor[1], aColor[2]);
 756   myVertexActor->GetProperty()->SetDiffuseColor(aColor[0], aColor[1], aColor[2]);
 757   if ( aSize == 2 )
 758     aColor = theProps[1]->GetDiffuseColor();
 759   myShadingBackFaceProp->SetDiffuseColor(aColor[0], aColor[1], aColor[2]);
 760
 761   // Set specular colors
 762   aColor = theProps[0]->GetSpecularColor();
 763   myShadingFaceProp->SetSpecularColor(aColor[0], aColor[1], aColor[2]);
 764   myVertexActor->GetProperty()->SetSpecularColor(aColor[0], aColor[1], aColor[2]);
 765   if ( aSize == 2 )
 766     aColor = theProps[1]->GetSpecularColor();
 767   myShadingBackFaceProp->SetSpecularColor(aColor[0], aColor[1], aColor[2]);
 768
 769   // Set shininess
 770   aCoefnt = theProps[0]->GetSpecularPower();
 771   myShadingFaceProp->SetSpecularPower(aCoefnt);
 772   myVertexActor->GetProperty()->SetSpecularPower(aCoefnt);
 773   if ( aSize == 2 )
 774     aCoefnt = theProps[1]->GetSpecularPower();
 775   myShadingBackFaceProp->SetSpecularPower(aCoefnt);
 776
 777   // Set back face material property
 778   myShadingFaceActor->SetBackfaceProperty(myShadingBackFaceProp.GetPointer());
 779 }
 780
 781 vtkProperty* GEOM_Actor::GetFrontMaterial()
 782 {
 783   return myShadingFaceProp;
 784 }
 785
 786 vtkProperty* GEOM_Actor::GetBackMaterial()
 787 {
 788   return myShadingBackFaceProp;
 789 }
 790
 791 bool GEOM_Actor::IsInfinitive()
 792 {
 793   return ((bool)myShape.Infinite() || isOnlyVertex);
 794 }
 795
 796 /*!
 797   To map current selection to VTK representation
 798 */
 799 void
 800 GEOM_Actor
 801 ::Highlight(bool theIsHighlight)
 802 {
 803   myIsSelected = theIsHighlight;
 804 #ifdef MYDEBUG
 805   MESSAGE ( this << " GEOM_Actor::Highlight myIsSelected="<<myIsSelected );
 806 #endif
 807
 808   if ( myDisplayMode == (int)eShading || myDisplayMode == (int)eShadingWithEdges ) {
 809     if ( theIsHighlight )
 810       RestoreIsoNumbers();
 811     else
 812       // Reset number of iso lines to 0
 813       ResetIsoNumbers();
 814   }
 815
 816   SALOME_Actor::Highlight(theIsHighlight); // this method call ::highlight(theIsHighlight) in the end
 817   SetVisibility(GetVisibility());
 818 }
 819
 820 /*!
 821   To process prehighlight (called from SVTK_InteractorStyle)
 822 */
 823 bool
 824 GEOM_Actor
 825 ::PreHighlight(vtkInteractorStyle *theInteractorStyle,
 826                SVTK_SelectionEvent* theSelectionEvent,
 827                bool theIsHighlight)
 828 {
 829 #ifdef MYDEBUG
 830   MESSAGE ( this<<" GEOM_Actor::PreHighlight (3) theIsHighlight="<<theIsHighlight );
 831 #endif
 832
 833   if ( !GetPickable() )
 834     return false;
 835
 836   if ( myDisplayMode == (int)eShading || myDisplayMode == (int)eShadingWithEdges ) {
 837     if ( theIsHighlight )
 838       RestoreIsoNumbers();
 839     else
 840       // Reset number of iso lines to 0
 841       ResetIsoNumbers();
 842   }
 843
 844   myPreHighlightActor->SetVisibility( false );
 845   bool anIsPreselected = myIsPreselected;
 846
 847   Selection_Mode aSelectionMode = theSelectionEvent->mySelectionMode;
 848   bool anIsChanged = (mySelectionMode != aSelectionMode);
 849
 850   if( !theIsHighlight ) {
 851     SetPreSelected( false );
 852   }else{
 853     switch(aSelectionMode){
 854     case ActorSelection :
 855     {
 856 //       cout << "=============== " << myIO->getEntry() << endl;
 857 //       int nbio = mySelector->IObjectCount();
 858 //       cout << " nbio = " << nbio << endl;
 859
 860       if( !mySelector->IsSelected( myIO ) ) {
 861         //      printf ("!!!!!!!!!!!!!!!!\n");
 862         SetPreSelected( true );
 863       }
 864     }
 865     default:
 866       break;
 867     }
 868   }
 869
 870   mySelectionMode = aSelectionMode;
 871   anIsChanged |= (anIsPreselected != myIsPreselected);
 872
 873   SetVisibility(GetVisibility());
 874   return anIsChanged;
 875 }
 876
 877 /*!
 878   To process highlight (called from SVTK_InteractorStyle)
 879 */
 880 bool
 881 GEOM_Actor
 882 ::Highlight(vtkInteractorStyle *theInteractorStyle,
 883             SVTK_SelectionEvent* theSelectionEvent,
 884             bool theIsHighlight)
 885 {
 886   // define the selection of object
 887 #ifdef MYDEBUG
 888   MESSAGE ( std::endl << this << " GEOM_Actor::Highlight (3) myIsSelected="<<myIsSelected );
 889 #endif
 890   bool aRet = SALOME_Actor::Highlight(theInteractorStyle,theSelectionEvent,theIsHighlight);
 891   SetSelected(theIsHighlight);
 892   if(theIsHighlight)
 893     SetPreSelected(false);
 894
 895
 896   return aRet;
 897 }
 898
 899 // Copy the follower's composite 4x4 matrix into the matrix provided.
 900 void GEOM_Actor::GetMatrix(vtkCamera* theCam, vtkMatrix4x4 *result)
 901 {
 902   double *pos, *vup;
 903   double Rx[3], Ry[3], Rz[3], p1[3];
 904   vtkMatrix4x4 *matrix = vtkMatrix4x4::New();
 905   int i;
 906   double distance;
 907
 908   this->GetOrientation();
 909   this->Transform->Push();
 910   this->Transform->PostMultiply();
 911   this->Transform->Identity();
 912
 913   // apply user defined matrix last if there is one
 914   if (this->UserMatrix)
 915     {
 916     this->Transform->Concatenate(this->UserMatrix);
 917     }
 918
 919   this->Transform->Translate(-this->Origin[0],
 920                              -this->Origin[1],
 921                              -this->Origin[2]);
 922   // scale
 923   this->Transform->Scale(this->Scale[0],
 924                          this->Scale[1],
 925                          this->Scale[2]);
 926
 927   // rotate
 928   this->Transform->RotateY(this->Orientation[1]);
 929   this->Transform->RotateX(this->Orientation[0]);
 930   this->Transform->RotateZ(this->Orientation[2]);
 931
 932   if (theCam)
 933     {
 934     // do the rotation
 935     // first rotate y
 936     pos = theCam->GetPosition();
 937     vup = theCam->GetViewUp();
 938
 939     if (theCam->GetParallelProjection())
 940       {
 941       theCam->GetDirectionOfProjection(Rz);
 942       }
 943     else
 944       {
 945       distance = sqrt(
 946         (pos[0] - this->Position[0])*(pos[0] - this->Position[0]) +
 947         (pos[1] - this->Position[1])*(pos[1] - this->Position[1]) +
 948         (pos[2] - this->Position[2])*(pos[2] - this->Position[2]));
 949       for (i = 0; i < 3; i++)
 950         {
 951         Rz[i] = (pos[i] - this->Position[i])/distance;
 952         }
 953       }
 954
 955     vtkMath::Cross(vup,Rz,Rx);
 956     vtkMath::Normalize(Rx);
 957     vtkMath::Cross(Rz,Rx,Ry);
 958
 959     matrix->Element[0][0] = Rx[0];
 960     matrix->Element[1][0] = Rx[1];
 961     matrix->Element[2][0] = Rx[2];
 962     matrix->Element[0][1] = Ry[0];
 963     matrix->Element[1][1] = Ry[1];
 964     matrix->Element[2][1] = Ry[2];
 965     matrix->Element[0][2] = Rz[0];
 966     matrix->Element[1][2] = Rz[1];
 967     matrix->Element[2][2] = Rz[2];
 968
 969     this->Transform->Concatenate(matrix);
 970     }
 971
 972   // translate to projection reference point PRP
 973   // this is the camera's position blasted through
 974   // the current matrix
 975   p1[0] = this->Origin[0] + this->Position[0];
 976   p1[1] = this->Origin[1] + this->Position[1];
 977   p1[2] = this->Origin[2] + this->Position[2];
 978
 979   this->Transform->Translate(p1[0],p1[1],p1[2]);
 980   this->Transform->GetMatrix(result);
 981
 982   matrix->Delete();
 983   this->Transform->Pop();
 984 }
 985
 986 void GEOM_Actor::SetEdgesInShadingColor(vtkFloatingPointType r,vtkFloatingPointType g,vtkFloatingPointType b)
 987 {
 988   myEdgesInShadingColor[0] = r;
 989   myEdgesInShadingColor[1] = g;
 990   myEdgesInShadingColor[2] = b;
 991 }
 992
 993 void GEOM_Actor::StoreIsoNumbers()
 994 {
 995   myWireframeFaceSource->GetNbIso(myNbIsos[0], myNbIsos[1]);
 996 }
 997
 998 void GEOM_Actor::RestoreIsoNumbers()
 999 {
1000   if ( myNbIsos[0] > 0 || myNbIsos[1] > 0 )
1001     // Restore number of U and (or) V iso lines
1002     myWireframeFaceSource->SetNbIso(myNbIsos);
1003 }
1004
1005 void GEOM_Actor::ResetIsoNumbers()
1006 {
1007   int aNb[2] = {0, 0};
1008   myWireframeFaceSource->SetNbIso(aNb);
1009 }
1010
1011 void GEOM_Actor::StoreBoundaryColors()
1012 {
1013   myShadingFaceProp->GetColor(myEdgesInWireframeColor);
1014
1015 }
1016
1017 void GEOM_Actor::RestoreBoundaryColors()
1018 {
1019   myIsolatedEdgeActor->GetProperty()->SetColor(myEdgesInWireframeColor[0],
1020                                                myEdgesInWireframeColor[1],
1021                                                myEdgesInWireframeColor[2]);
1022   myOneFaceEdgeActor->GetProperty()->SetColor(myEdgesInWireframeColor[0],
1023                                               myEdgesInWireframeColor[1],
1024                                               myEdgesInWireframeColor[2]);
1025   mySharedEdgeActor->GetProperty()->SetColor(myEdgesInWireframeColor[0],
1026                                              myEdgesInWireframeColor[1],
1027                                              myEdgesInWireframeColor[2]);
1028 }