1 // Copyright (C) 2007-2010 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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.
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.
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
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH SMESHGUI : GUI for SMESH component
24 // File : SMESHGUI_VTKUtils.cxx
25 // Author : Open CASCADE S.A.S.
28 #include "SMESHGUI_VTKUtils.h"
31 #include "SMESHGUI_Utils.h"
32 #include "SMESHGUI_Filter.h"
33 #include "SMESH_ControlsDef.hxx"
35 #include <SMESH_Actor.h>
36 #include <SMESH_ActorUtils.h>
37 #include <SMESH_ObjectDef.h>
38 #include <SMDS_Mesh.hxx>
40 // SALOME GUI includes
41 #include <SUIT_Desktop.h>
42 #include <SUIT_Session.h>
43 #include <SUIT_MessageBox.h>
44 #include <SUIT_ViewManager.h>
45 #include <SUIT_ResourceMgr.h>
47 #include <SALOME_ListIO.hxx>
48 #include <SALOME_ListIteratorOfListIO.hxx>
50 #include <SVTK_Selector.h>
51 #include <SVTK_ViewModel.h>
52 #include <SVTK_ViewWindow.h>
54 #include <VTKViewer_Algorithm.h>
56 #include <LightApp_SelectionMgr.h>
57 #include <SalomeApp_Application.h>
58 #include <SalomeApp_Study.h>
60 // SALOME KERNEL includes
61 #include <utilities.h>
64 #include <SALOMEconfig.h>
65 #include CORBA_CLIENT_HEADER(SMESH_Mesh)
66 #include CORBA_CLIENT_HEADER(SMESH_Group)
70 #include <vtkRenderer.h>
71 #include <vtkActorCollection.h>
72 #include <vtkUnstructuredGrid.h>
75 #include <TColStd_IndexedMapOfInteger.hxx>
76 #include <Standard_ErrorHandler.hxx>
80 typedef std::map<TKeyOfVisualObj,TVisualObjPtr> TVisualObjCont;
81 static TVisualObjCont VISUAL_OBJ_CONT;
83 //=============================================================================
85 * \brief Allocate some memory at construction and release it at destruction.
86 * Is used to be able to continue working after mesh generation or visualization
87 * break due to lack of memory
89 //=============================================================================
94 MemoryReserve(): myBuf( new char[1024*1024*1] ){} // 1M
95 void Free() { if (myBuf) { delete [] myBuf; myBuf = 0; }}
96 ~MemoryReserve() { Free(); }
98 static MemoryReserve* theVISU_MemoryReserve = new MemoryReserve;
100 //================================================================================
102 * \brief Remove VisualObj and its actor from all views
104 //================================================================================
106 void RemoveVisualObjectWithActors( const char* theEntry, bool fromAllViews )
108 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>(SUIT_Session::session()->activeApplication());
111 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>(app->activeStudy());
114 ViewManagerList aList;
117 app->viewManagers(SVTK_Viewer::Type() , aList);
119 SUIT_ViewManager* aVM = app->getViewManager(SVTK_Viewer::Type(), true);
123 bool actorRemoved = false;
124 ViewManagerList::ConstIterator it = aList.begin();
125 SUIT_ViewManager* aViewManager = 0;
126 for( ; it!=aList.end();it++) {
128 QVector<SUIT_ViewWindow*> views = aViewManager->getViews();
129 for ( int iV = 0; iV < views.count(); ++iV ) {
130 if ( SMESH_Actor* actor = FindActorByEntry( views[iV], theEntry)) {
131 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(views[iV])) {
132 vtkWnd->RemoveActor(actor);
141 int aStudyId = aViewManager->study()->id();
142 TVisualObjCont::key_type aKey(aStudyId,theEntry);
143 TVisualObjCont::iterator anIter = VISUAL_OBJ_CONT.find(aKey);
144 if(anIter != VISUAL_OBJ_CONT.end()) {
145 // for unknown reason, object destructor is not called, so clear object manually
146 anIter->second->GetUnstructuredGrid()->SetCells(0,0,0,0,0);
147 anIter->second->GetUnstructuredGrid()->SetPoints(0);
149 VISUAL_OBJ_CONT.erase(aKey);
153 aStudy->setVisibilityState(theEntry, Qtx::HiddenState);
155 //================================================================================
157 * \brief Remove all VisualObjs and their actors from all views
159 //================================================================================
161 void RemoveAllObjectsWithActors()
163 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>
164 ( SUIT_Session::session()->activeApplication() );
166 ViewManagerList viewMgrs = app->viewManagers();
167 for ( int iM = 0; iM < viewMgrs.count(); ++iM ) {
168 SUIT_ViewManager* aViewManager = viewMgrs.at( iM );
169 if ( aViewManager && aViewManager->getType() == SVTK_Viewer::Type()) {
170 QVector<SUIT_ViewWindow*> views = aViewManager->getViews();
171 for ( int iV = 0; iV < views.count(); ++iV ) {
172 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(views[iV])) {
173 vtkRenderer *aRenderer = vtkWnd->getRenderer();
174 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
175 vtkActorCollection *actors = aCopy.GetActors();
176 for (int i = 0; i < actors->GetNumberOfItems(); ++i ) {
177 // size of actors changes inside the loop
178 if (SMESH_Actor *actor = dynamic_cast<SMESH_Actor*>(actors->GetItemAsObject(i)))
180 vtkWnd->RemoveActor(actor);
188 TVisualObjCont::iterator anIter = VISUAL_OBJ_CONT.begin();
189 for ( ; anIter != VISUAL_OBJ_CONT.end(); ++anIter ) {
190 // for unknown reason, object destructor is not called, so clear object manually
191 anIter->second->GetUnstructuredGrid()->SetCells(0,0,0,0,0);
192 anIter->second->GetUnstructuredGrid()->SetPoints(0);
194 VISUAL_OBJ_CONT.clear();
197 //================================================================================
199 * \brief Remove all VisualObjs of a study
201 //================================================================================
203 void RemoveVisuData(int studyID)
205 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>
206 ( SUIT_Session::session()->activeApplication() );
208 ViewManagerList viewMgrs = app->viewManagers();
209 for ( int iM = 0; iM < viewMgrs.count(); ++iM ) {
210 SUIT_ViewManager* aViewManager = viewMgrs.at( iM );
211 if ( aViewManager && aViewManager->getType() == SVTK_Viewer::Type() &&
212 aViewManager->study()->id() == studyID ) {
213 QVector<SUIT_ViewWindow*> views = aViewManager->getViews();
214 for ( int iV = 0; iV < views.count(); ++iV ) {
215 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(views[iV])) {
216 vtkRenderer *aRenderer = vtkWnd->getRenderer();
217 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
218 vtkActorCollection *actors = aCopy.GetActors();
219 for (int i = 0; i < actors->GetNumberOfItems(); ++i ) {
220 // size of actors changes inside the loop
221 if(SMESH_Actor *actor = dynamic_cast<SMESH_Actor*>(actors->GetItemAsObject(i)))
223 vtkWnd->RemoveActor(actor);
231 TVisualObjCont::iterator anIter = VISUAL_OBJ_CONT.begin();
232 for ( ; anIter != VISUAL_OBJ_CONT.end(); ) {
233 int curId = anIter->first.first;
234 if ( curId == studyID ) {
235 // for unknown reason, object destructor is not called, so clear object manually
236 anIter->second->GetUnstructuredGrid()->SetCells(0,0,0,0,0);
237 anIter->second->GetUnstructuredGrid()->SetPoints(0);
238 VISUAL_OBJ_CONT.erase( anIter++ ); // anIter++ returns a copy of self before incrementing
246 //================================================================================
248 * \brief Notify the user on problems during visualization
250 //================================================================================
252 void OnVisuException()
255 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
258 // PAL16774 (Crash after display of many groups). Salome sometimes crashes just
259 // after or at showing this message, so we do an additional check of available memory
260 // char* buf = new char[100*1024];
262 SUIT_MessageBox::warning(SMESHGUI::desktop(), QObject::tr("SMESH_WRN_WARNING"),
263 QObject::tr("SMESH_VISU_PROBLEM"));
265 // no more memory at all: last resort
266 MESSAGE_BEGIN ( "SMESHGUI_VTKUtils::OnVisuException(), exception even at showing a message!!!" <<
267 std::endl << "Try to remove all visual data..." );
268 if (theVISU_MemoryReserve) {
269 delete theVISU_MemoryReserve;
270 theVISU_MemoryReserve = 0;
272 RemoveAllObjectsWithActors();
273 SUIT_MessageBox::warning(SMESHGUI::desktop(), QObject::tr("SMESH_WRN_WARNING"),
274 QObject::tr("SMESH_VISU_PROBLEM_CLEAR"));
275 MESSAGE_END ( "...done" );
278 //================================================================================
280 * \brief Returns an updated visual object
282 //================================================================================
284 TVisualObjPtr GetVisualObj(int theStudyId, const char* theEntry, bool nulData){
285 TVisualObjPtr aVisualObj;
286 TVisualObjCont::key_type aKey(theStudyId,theEntry);
288 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
291 TVisualObjCont::iterator anIter = VISUAL_OBJ_CONT.find(aKey);
292 if(anIter != VISUAL_OBJ_CONT.end()){
293 aVisualObj = anIter->second;
295 SalomeApp_Application* app =
296 dynamic_cast<SalomeApp_Application*>( SMESHGUI::activeStudy()->application() );
297 _PTR(Study) aStudy = SMESHGUI::activeStudy()->studyDS();
298 _PTR(SObject) aSObj = aStudy->FindObjectID(theEntry);
300 _PTR(GenericAttribute) anAttr;
301 if(aSObj->FindAttribute(anAttr,"AttributeIOR")){
302 _PTR(AttributeIOR) anIOR = anAttr;
303 CORBA::String_var aVal = anIOR->Value().c_str();
304 CORBA::Object_var anObj = app->orb()->string_to_object( aVal.in() );
305 if(!CORBA::is_nil(anObj)){
306 //Try narrow to SMESH_Mesh interface
307 SMESH::SMESH_Mesh_var aMesh = SMESH::SMESH_Mesh::_narrow(anObj);
308 if(!aMesh->_is_nil()){
309 aVisualObj.reset(new SMESH_MeshObj(aMesh));
310 TVisualObjCont::value_type aValue(aKey,aVisualObj);
311 VISUAL_OBJ_CONT.insert(aValue);
313 //Try narrow to SMESH_Group interface
314 SMESH::SMESH_GroupBase_var aGroup = SMESH::SMESH_GroupBase::_narrow(anObj);
315 if(!aGroup->_is_nil()){
316 _PTR(SObject) aFatherSObj = aSObj->GetFather();
317 if(!aFatherSObj) return aVisualObj;
318 aFatherSObj = aFatherSObj->GetFather();
319 if(!aFatherSObj) return aVisualObj;
320 CORBA::String_var anEntry = aFatherSObj->GetID().c_str();
321 TVisualObjPtr aVisObj = GetVisualObj(theStudyId,anEntry.in());
322 if(SMESH_MeshObj* aMeshObj = dynamic_cast<SMESH_MeshObj*>(aVisObj.get())){
323 aVisualObj.reset(new SMESH_GroupObj(aGroup,aMeshObj));
324 TVisualObjCont::value_type aValue(aKey,aVisualObj);
325 VISUAL_OBJ_CONT.insert(aValue);
328 //Try narrow to SMESH_subMesh interface
329 SMESH::SMESH_subMesh_var aSubMesh = SMESH::SMESH_subMesh::_narrow(anObj);
330 if(!aSubMesh->_is_nil()){
331 _PTR(SObject) aFatherSObj = aSObj->GetFather();
332 if(!aFatherSObj) return aVisualObj;
333 aFatherSObj = aFatherSObj->GetFather();
334 if(!aFatherSObj) return aVisualObj;
335 CORBA::String_var anEntry = aFatherSObj->GetID().c_str();
336 TVisualObjPtr aVisObj = GetVisualObj(theStudyId,anEntry.in());
337 if(SMESH_MeshObj* aMeshObj = dynamic_cast<SMESH_MeshObj*>(aVisObj.get())){
338 aVisualObj.reset(new SMESH_subMeshObj(aSubMesh,aMeshObj));
339 TVisualObjCont::value_type aValue(aKey,aVisualObj);
340 VISUAL_OBJ_CONT.insert(aValue);
348 INFOS("GetMeshObj - There is no SMESH_Mesh object for the SALOMEDS::Strudy and Entry!!!");
349 return TVisualObjPtr();
352 bool objModified = false;
355 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
358 //MESSAGE("GetVisualObj");
360 objModified = aVisualObj->NulData();
362 objModified = aVisualObj->Update();
366 MESSAGE ( "Exception in SMESHGUI_VTKUtils::GetVisualObj()" );
368 RemoveVisualObjectWithActors( theEntry ); // remove this object
375 // PAL16631. Mesurements showed that to show aVisualObj in SHADING(default) mode,
376 // ~10 times more memory is used than it occupies.
377 // Warn the user if there is less free memory than 30 sizes of a grid
378 // TODO: estimate memory usage in other modes and take current mode into account
379 int freeMB = SMDS_Mesh::CheckMemory(true);
380 int usedMB = aVisualObj->GetUnstructuredGrid()->GetActualMemorySize() / 1024;
381 if ( freeMB > 0 && usedMB * 30 > freeMB ) {
383 MESSAGE ( "SMESHGUI_VTKUtils::GetVisualObj(), freeMB=" << freeMB
384 << ", usedMB=" << usedMB );
386 // bool continu = false;
387 // if ( usedMB * 10 > freeMB )
388 // // even dont try to show
389 // SUIT_MessageBox::warning(SMESHGUI::desktop(), QObject::tr("SMESH_WRN_WARNING"),
390 // QObject::tr("SMESH_NO_MESH_VISUALIZATION"));
392 // // there is a chance to succeed
393 // continu = SUIT_MessageBox::warning
394 // (SMESHGUI::desktop(),
395 // QObject::tr("SMESH_WRN_WARNING"),
396 // QObject::tr("SMESH_CONTINUE_MESH_VISUALIZATION"),
397 // SUIT_MessageBox::Yes | SUIT_MessageBox::No,
398 // SUIT_MessageBox::Yes ) == SUIT_MessageBox::Yes;
400 // // remove the corresponding actors from all views
401 // RemoveVisualObjectWithActors( theEntry );
402 // aVisualObj.reset();
411 /*! Return active view window, if it instantiates SVTK_ViewWindow class,
412 * overwise find or create corresponding view window, make it active and return it.
413 * \note Active VVTK_ViewWindow can be returned, because it inherits SVTK_ViewWindow.
415 SVTK_ViewWindow* GetViewWindow (const SalomeApp_Module* theModule,
416 bool createIfNotFound)
418 SalomeApp_Application* anApp;
420 anApp = theModule->getApp();
422 anApp = dynamic_cast<SalomeApp_Application*>
423 (SUIT_Session::session()->activeApplication());
426 if (SVTK_ViewWindow* aView = dynamic_cast<SVTK_ViewWindow*>(anApp->desktop()->activeWindow()))
429 SUIT_ViewManager* aViewManager =
430 anApp->getViewManager(SVTK_Viewer::Type(), createIfNotFound);
432 if (SUIT_ViewWindow* aViewWindow = aViewManager->getActiveView()) {
433 if (SVTK_ViewWindow* aView = dynamic_cast<SVTK_ViewWindow*>(aViewWindow)) {
434 aViewWindow->raise();
435 aViewWindow->setFocus();
444 SVTK_ViewWindow* FindVtkViewWindow (SUIT_ViewManager* theMgr,
445 SUIT_ViewWindow * theWindow)
450 QVector<SUIT_ViewWindow*> views = theMgr->getViews();
451 if( views.contains( theWindow ) )
452 return GetVtkViewWindow( theWindow );
457 SVTK_ViewWindow* GetVtkViewWindow(SUIT_ViewWindow* theWindow){
458 return dynamic_cast<SVTK_ViewWindow*>(theWindow);
461 /* SUIT_ViewWindow* GetActiveWindow()
463 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( SUIT_Session::session()->activeApplication() );
466 SUIT_ViewManager* mgr = app->activeViewManager();
468 return mgr->getActiveView();
473 SVTK_ViewWindow* GetCurrentVtkView(){
474 return GetVtkViewWindow( GetActiveWindow() );
478 void RepaintCurrentView()
480 if (SVTK_ViewWindow* wnd = GetCurrentVtkView())
483 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
486 wnd->getRenderer()->Render();
491 MESSAGE ( "Exception in SMESHGUI_VTKUtils::RepaintCurrentView()" );
498 void RepaintViewWindow(SVTK_ViewWindow* theWindow)
501 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
504 theWindow->getRenderer()->Render();
505 theWindow->Repaint();
509 MESSAGE ( "Exception in SMESHGUI_VTKUtils::RepaintViewWindow(SVTK_ViewWindow*)" );
515 void RenderViewWindow(SVTK_ViewWindow* theWindow)
518 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
521 theWindow->getRenderer()->Render();
522 theWindow->Repaint();
526 MESSAGE ( "Exception in SMESHGUI_VTKUtils::RenderViewWindow(SVTK_ViewWindow*)" );
533 if(SVTK_ViewWindow* wnd = GetCurrentVtkView() ){
535 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
543 MESSAGE ( "Exception in SMESHGUI_VTKUtils::FitAll()" );
551 SMESH_Actor* FindActorByEntry(SUIT_ViewWindow *theWindow,
552 const char* theEntry)
554 if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWindow)){
555 vtkRenderer *aRenderer = aViewWindow->getRenderer();
556 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
557 vtkActorCollection *aCollection = aCopy.GetActors();
558 aCollection->InitTraversal();
559 while(vtkActor *anAct = aCollection->GetNextActor()){
560 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
561 if(anActor->hasIO()){
562 Handle(SALOME_InteractiveObject) anIO = anActor->getIO();
563 if(anIO->hasEntry() && strcmp(anIO->getEntry(),theEntry) == 0){
574 SMESH_Actor* FindActorByEntry(const char* theEntry){
575 return FindActorByEntry(GetActiveWindow(),theEntry);
579 SMESH_Actor* FindActorByObject(CORBA::Object_ptr theObject){
580 SalomeApp_Application* app = dynamic_cast<SalomeApp_Application*>( SUIT_Session::session()->activeApplication() );
584 if(!CORBA::is_nil(theObject)){
585 _PTR(Study) aStudy = GetActiveStudyDocument();
586 CORBA::String_var anIOR = app->orb()->object_to_string( theObject );
587 _PTR(SObject) aSObject = aStudy->FindObjectIOR(anIOR.in());
589 CORBA::String_var anEntry = aSObject->GetID().c_str();
590 return FindActorByEntry(anEntry.in());
597 SMESH_Actor* CreateActor(_PTR(Study) theStudy,
598 const char* theEntry,
601 SMESH_Actor *anActor = NULL;
602 CORBA::Long anId = theStudy->StudyId();
603 if(TVisualObjPtr aVisualObj = GetVisualObj(anId,theEntry)){
604 _PTR(SObject) aSObj = theStudy->FindObjectID(theEntry);
606 _PTR(GenericAttribute) anAttr;
607 if(aSObj->FindAttribute(anAttr,"AttributeName")){
608 _PTR(AttributeName) aName = anAttr;
609 std::string aNameVal = aName->Value();
610 anActor = SMESH_Actor::New(aVisualObj,theEntry,aNameVal.c_str(),theIsClear);
613 SMESH::SMESH_GroupBase_var aGroup = SMESH::SMESH_GroupBase::_narrow( SMESH::SObjectToObject( aSObj ));
614 if(!CORBA::is_nil(aGroup))
616 SALOMEDS::Color aColor = aGroup->GetColor();
617 if( !( aColor.R > 0 || aColor.G > 0 || aColor.B > 0 ) )
619 int r = 0, g = 0, b = 0;
620 SMESH::GetColor( "SMESH", "fill_color", r, g, b, QColor( 0, 170, 255 ) );
621 aColor.R = (float)r / 255.0;
622 aColor.G = (float)g / 255.0;
623 aColor.B = (float)b / 255.0;
624 aGroup->SetColor( aColor );
626 if( aGroup->GetType() == SMESH::NODE )
627 anActor->SetNodeColor( aColor.R, aColor.G, aColor.B );
628 else if( aGroup->GetType() == SMESH::EDGE )
629 anActor->SetEdgeColor( aColor.R, aColor.G, aColor.B );
630 else if( aGroup->GetType() == SMESH::ELEM0D )
631 anActor->Set0DColor( aColor.R, aColor.G, aColor.B );
633 anActor->SetSufaceColor( aColor.R, aColor.G, aColor.B );
637 MESSAGE("CreateActor " << anActor);
639 if( SMESHGUI* aSMESHGUI = SMESHGUI::GetSMESHGUI() )
640 aSMESHGUI->addActorAsObserver( anActor );
645 void DisplayActor( SUIT_ViewWindow *theWnd, SMESH_Actor* theActor){
646 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(theWnd)){
648 #if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
651 MESSAGE("DisplayActor " << theActor);
652 vtkWnd->AddActor(theActor);
657 MESSAGE ( "Exception in SMESHGUI_VTKUtils::DisplayActor()" );
665 void RemoveActor( SUIT_ViewWindow *theWnd, SMESH_Actor* theActor){
666 if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(theWnd)){
667 MESSAGE("RemoveActor " << theActor);
668 vtkWnd->RemoveActor(theActor);
669 if(theActor->hasIO()){
670 Handle(SALOME_InteractiveObject) anIO = theActor->getIO();
671 if(anIO->hasEntry()){
672 std::string anEntry = anIO->getEntry();
673 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>( vtkWnd->getViewManager()->study() );
674 int aStudyId = aStudy->id();
675 TVisualObjCont::key_type aKey(aStudyId,anEntry);
676 VISUAL_OBJ_CONT.erase(aKey);
684 //================================================================================
686 * \brief Return true if there are no SMESH actors in a view
688 //================================================================================
690 bool noSmeshActors(SUIT_ViewWindow *theWnd)
692 if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWnd)) {
693 vtkRenderer *aRenderer = aViewWindow->getRenderer();
694 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
695 vtkActorCollection *aCollection = aCopy.GetActors();
696 aCollection->InitTraversal();
697 while(vtkActor *anAct = aCollection->GetNextActor())
698 if(dynamic_cast<SMESH_Actor*>(anAct))
704 bool UpdateView(SUIT_ViewWindow *theWnd, EDisplaing theAction, const char* theEntry)
706 //MESSAGE("UpdateView");
708 SVTK_ViewWindow* aViewWnd = GetVtkViewWindow(theWnd);
712 SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(theWnd);
716 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>( vtkWnd->getViewManager()->study() );
723 vtkRenderer *aRenderer = aViewWnd->getRenderer();
724 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
725 vtkActorCollection *aCollection = aCopy.GetActors();
726 aCollection->InitTraversal();
730 while (vtkActor *anAct = aCollection->GetNextActor()) {
731 if (SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)) {
732 MESSAGE("--- display " << anActor);
733 anActor->SetVisibility(true);
735 if(anActor->hasIO()){
736 Handle(SALOME_InteractiveObject) anIO = anActor->getIO();
737 if(anIO->hasEntry()){
738 aStudy->setVisibilityState(anIO->getEntry(), Qtx::ShownState);
747 //MESSAGE("---case eDisplayOnly");
748 while (vtkActor *anAct = aCollection->GetNextActor()) {
749 if (SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)) {
750 //MESSAGE("--- erase " << anActor);
751 anActor->SetVisibility(false);
754 aStudy->setVisibilityStateForAll(Qtx::HiddenState);
757 if (SMESH_Actor *anActor = FindActorByEntry(theWnd,theEntry)) {
761 //MESSAGE("--- display " << anActor);
763 anActor->SetVisibility(true);
764 if (theAction == eDisplayOnly) aRenderer->ResetCameraClippingRange();
765 aStudy->setVisibilityState(theEntry, Qtx::ShownState);
768 //MESSAGE("--- erase " << anActor);
769 anActor->SetVisibility(false);
770 aStudy->setVisibilityState(theEntry, Qtx::HiddenState);
779 SalomeApp_Study* aStudy = dynamic_cast<SalomeApp_Study*>(theWnd->getViewManager()->study());
780 _PTR(Study) aDocument = aStudy->studyDS();
781 // Pass non-visual objects (hypotheses, etc.), return true in this case
782 CORBA::Long anId = aDocument->StudyId();
783 TVisualObjPtr aVisualObj;
784 if ( (aVisualObj = GetVisualObj(anId,theEntry)) && aVisualObj->IsValid())
786 if ((anActor = CreateActor(aDocument,theEntry,true))) {
787 bool needFitAll = noSmeshActors(theWnd); // fit for the first object only
788 DisplayActor(theWnd,anActor);
789 aStudy->setVisibilityState(theEntry, Qtx::ShownState);
790 // FitAll(); - PAL16770(Display of a group performs an automatic fit all)
791 if (needFitAll) FitAll();
807 bool UpdateView(EDisplaing theAction, const char* theEntry){
808 //MESSAGE("UpdateView");
809 SalomeApp_Study* aStudy = dynamic_cast< SalomeApp_Study* >( GetActiveStudy() );
810 SalomeApp_Application* app = dynamic_cast< SalomeApp_Application* >( aStudy->application() );
811 SUIT_ViewWindow *aWnd = app->activeViewManager()->getActiveView();
812 return UpdateView(aWnd,theAction,theEntry);
816 if(SVTK_ViewWindow* aWnd = SMESH::GetCurrentVtkView()){
817 LightApp_SelectionMgr* mgr = SMESHGUI::selectionMgr();
818 SALOME_ListIO selected; mgr->selectedObjects( selected );
820 if( selected.Extent() == 0){
821 vtkRenderer* aRenderer = aWnd->getRenderer();
822 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
823 vtkActorCollection *aCollection = aCopy.GetActors();
824 aCollection->InitTraversal();
825 while(vtkActor *anAct = aCollection->GetNextActor()){
826 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
828 if (!Update(anActor->getIO(),anActor->GetVisibility()))
829 break; // avoid multiple warinings if visu failed
833 SALOME_ListIteratorOfListIO anIter( selected );
834 for( ; anIter.More(); anIter.Next()){
835 Handle(SALOME_InteractiveObject) anIO = anIter.Value();
836 if ( !Update(anIO,true) )
837 break; // avoid multiple warinings if visu failed
840 RepaintCurrentView();
845 bool Update(const Handle(SALOME_InteractiveObject)& theIO, bool theDisplay)
848 _PTR(Study) aStudy = GetActiveStudyDocument();
849 CORBA::Long anId = aStudy->StudyId();
850 if ( TVisualObjPtr aVisualObj = SMESH::GetVisualObj(anId,theIO->getEntry())) {
852 UpdateView(SMESH::eDisplay,theIO->getEntry());
858 bool UpdateNulData(const Handle(SALOME_InteractiveObject)& theIO, bool theDisplay)
860 MESSAGE("UpdateNulData");
861 _PTR(Study) aStudy = GetActiveStudyDocument();
862 CORBA::Long anId = aStudy->StudyId();
863 if ( TVisualObjPtr aVisualObj = SMESH::GetVisualObj(anId,theIO->getEntry(), true)) {
865 UpdateView(SMESH::eDisplay,theIO->getEntry());
871 void UpdateSelectionProp( SMESHGUI* theModule ) {
875 SalomeApp_Application* app = dynamic_cast< SalomeApp_Application* >( theModule->application() );
878 MESSAGE( "UpdateSelectionProp: Application is null" );
882 SUIT_ViewManager* vm = app->activeViewManager();
885 MESSAGE( "UpdateSelectionProp: View manager is null" );
889 QVector<SUIT_ViewWindow*> views = vm->getViews();
891 SUIT_ResourceMgr* mgr = SMESH::GetResourceMgr( theModule );
894 MESSAGE( "UpdateSelectionProp: Resource manager is null" );
898 QColor aHiColor = mgr->colorValue( "SMESH", "selection_object_color", Qt::white ),
899 aSelColor = mgr->colorValue( "SMESH", "selection_element_color", Qt::yellow ),
900 aPreColor = mgr->colorValue( "SMESH", "highlight_color", Qt::cyan );
902 int SW = mgr->integerValue( "SMESH", "selection_width", 5 ),
903 PW = mgr->integerValue( "SMESH", "highlight_width", 5 );
905 // adjust highlight_width to the width of mesh entities
906 int aElem0DSize = mgr->integerValue("SMESH", "elem0d_size", 5);
907 int aLineWidth = mgr->integerValue("SMESH", "element_width", 1);
908 int maxSize = aElem0DSize;
909 if (aElem0DSize > maxSize) maxSize = aElem0DSize;
910 if (aLineWidth > maxSize) maxSize = aLineWidth;
911 if (PW < maxSize + 2) PW = maxSize + 2;
913 double SP1 = mgr->doubleValue( "SMESH", "selection_precision_node", 0.025 ),
914 SP2 = mgr->doubleValue( "SMESH", "selection_precision_element", 0.001 ),
915 SP3 = mgr->doubleValue( "SMESH", "selection_precision_object", 0.025 );
917 for ( int i=0, n=views.count(); i<n; i++ ){
918 // update VTK viewer properties
919 if(SVTK_ViewWindow* aVtkView = GetVtkViewWindow( views[i] )){
920 // mesh element selection
921 aVtkView->SetSelectionProp(aSelColor.red()/255.,
922 aSelColor.green()/255.,
923 aSelColor.blue()/255.,
926 aVtkView->SetSelectionTolerance(SP1, SP2, SP3);
929 aVtkView->SetPreselectionProp(aPreColor.red()/255.,
930 aPreColor.green()/255.,
931 aPreColor.blue()/255.,
934 vtkRenderer* aRenderer = aVtkView->getRenderer();
935 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
936 vtkActorCollection *aCollection = aCopy.GetActors();
937 aCollection->InitTraversal();
938 while(vtkActor *anAct = aCollection->GetNextActor()){
939 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
940 anActor->SetHighlightColor(aHiColor.red()/255.,
941 aHiColor.green()/255.,
942 aHiColor.blue()/255.);
943 anActor->SetPreHighlightColor(aPreColor.red()/255.,
944 aPreColor.green()/255.,
945 aPreColor.blue()/255.);
953 //----------------------------------------------------------------------------
955 GetSelector(SUIT_ViewWindow *theWindow)
957 if(SVTK_ViewWindow* aWnd = GetVtkViewWindow(theWindow))
958 return aWnd->GetSelector();
963 void SetFilter(const Handle(VTKViewer_Filter)& theFilter,
964 SVTK_Selector* theSelector)
967 theSelector->SetFilter(theFilter);
970 Handle(VTKViewer_Filter) GetFilter(int theId, SVTK_Selector* theSelector)
972 return theSelector->GetFilter(theId);
975 bool IsFilterPresent(int theId, SVTK_Selector* theSelector)
977 return theSelector->IsFilterPresent(theId);
980 void RemoveFilter(int theId, SVTK_Selector* theSelector)
982 theSelector->RemoveFilter(theId);
985 void RemoveFilters(SVTK_Selector* theSelector)
987 for ( int id = SMESH::NodeFilter; theSelector && id < SMESH::LastFilter; id++ )
988 theSelector->RemoveFilter( id );
991 bool IsValid(SALOME_Actor* theActor, int theCellId,
992 SVTK_Selector* theSelector)
994 return theSelector->IsValid(theActor,theCellId);
998 //----------------------------------------------------------------------------
999 void SetPointRepresentation(bool theIsVisible){
1000 if(SVTK_ViewWindow* aViewWindow = GetCurrentVtkView()){
1001 vtkRenderer *aRenderer = aViewWindow->getRenderer();
1002 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
1003 vtkActorCollection *aCollection = aCopy.GetActors();
1004 aCollection->InitTraversal();
1005 while(vtkActor *anAct = aCollection->GetNextActor()){
1006 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
1007 if(anActor->GetVisibility()){
1008 anActor->SetPointRepresentation(theIsVisible);
1012 RepaintCurrentView();
1017 void SetPickable(SMESH_Actor* theActor){
1018 if(SVTK_ViewWindow* aWnd = GetCurrentVtkView()){
1019 int anIsAllPickable = (theActor == NULL);
1020 vtkRenderer *aRenderer = aWnd->getRenderer();
1021 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
1022 vtkActorCollection *aCollection = aCopy.GetActors();
1023 aCollection->InitTraversal();
1024 while(vtkActor *anAct = aCollection->GetNextActor()){
1025 if(SALOME_Actor *anActor = dynamic_cast<SALOME_Actor*>(anAct)){
1026 if(anActor->GetVisibility()){
1027 anActor->SetPickable(anIsAllPickable);
1032 theActor->SetPickable(!anIsAllPickable);
1033 RepaintCurrentView();
1038 //----------------------------------------------------------------------------
1039 int GetNameOfSelectedNodes(SVTK_Selector* theSelector,
1040 const Handle(SALOME_InteractiveObject)& theIO,
1044 TColStd_IndexedMapOfInteger aMapIndex;
1045 theSelector->GetIndex(theIO,aMapIndex);
1047 for(int i = 1; i <= aMapIndex.Extent(); i++)
1048 theName += QString(" %1").arg(aMapIndex(i));
1050 return aMapIndex.Extent();
1053 int GetNameOfSelectedElements(SVTK_Selector* theSelector,
1054 const Handle(SALOME_InteractiveObject)& theIO,
1058 TColStd_IndexedMapOfInteger aMapIndex;
1059 theSelector->GetIndex(theIO,aMapIndex);
1061 typedef std::set<int> TIdContainer;
1062 TIdContainer anIdContainer;
1063 for( int i = 1; i <= aMapIndex.Extent(); i++)
1064 anIdContainer.insert(aMapIndex(i));
1066 TIdContainer::const_iterator anIter = anIdContainer.begin();
1067 for( ; anIter != anIdContainer.end(); anIter++)
1068 theName += QString(" %1").arg(*anIter);
1070 return aMapIndex.Extent();
1074 int GetEdgeNodes(SVTK_Selector* theSelector,
1075 const TVisualObjPtr& theVisualObject,
1079 const SALOME_ListIO& selected = theSelector->StoredIObjects();
1081 if ( selected.Extent() != 1 )
1084 Handle(SALOME_InteractiveObject) anIO = selected.First();
1085 if ( anIO.IsNull() || !anIO->hasEntry() )
1088 TColStd_IndexedMapOfInteger aMapIndex;
1089 theSelector->GetIndex( anIO, aMapIndex );
1090 if ( aMapIndex.Extent() != 2 )
1093 int anObjId = -1, anEdgeNum = -1;
1094 for ( int i = 1; i <= aMapIndex.Extent(); i++ ) {
1095 int aVal = aMapIndex( i );
1099 anEdgeNum = abs( aVal ) - 1;
1102 if ( anObjId == -1 || anEdgeNum == -1 )
1105 return theVisualObject->GetEdgeNodes( anObjId, anEdgeNum, theId1, theId2 ) ? 1 : -1;
1108 //----------------------------------------------------------------------------
1109 int GetNameOfSelectedNodes(LightApp_SelectionMgr *theMgr,
1110 const Handle(SALOME_InteractiveObject)& theIO,
1114 if(theIO->hasEntry()){
1115 if(FindActorByEntry(theIO->getEntry())){
1116 TColStd_IndexedMapOfInteger aMapIndex;
1117 theMgr->GetIndexes(theIO,aMapIndex);
1118 for(int i = 1; i <= aMapIndex.Extent(); i++){
1119 theName += QString(" %1").arg(aMapIndex(i));
1121 return aMapIndex.Extent();
1127 int GetNameOfSelectedNodes(LightApp_SelectionMgr *theMgr, QString& theName){
1129 SALOME_ListIO selected; theMgr->selectedObjects( selected );
1130 if(selected.Extent() == 1){
1131 Handle(SALOME_InteractiveObject) anIO = selected.First();
1132 return GetNameOfSelectedNodes(theMgr,anIO,theName);
1138 int GetNameOfSelectedElements(LightApp_SelectionMgr *theMgr,
1139 const Handle(SALOME_InteractiveObject)& theIO,
1143 if(theIO->hasEntry()){
1144 if(FindActorByEntry(theIO->getEntry())){
1145 TColStd_IndexedMapOfInteger aMapIndex;
1146 theMgr->GetIndexes(theIO,aMapIndex);
1147 typedef std::set<int> TIdContainer;
1148 TIdContainer anIdContainer;
1149 for( int i = 1; i <= aMapIndex.Extent(); i++)
1150 anIdContainer.insert(aMapIndex(i));
1151 TIdContainer::const_iterator anIter = anIdContainer.begin();
1152 for( ; anIter != anIdContainer.end(); anIter++){
1153 theName += QString(" %1").arg(*anIter);
1155 return aMapIndex.Extent();
1162 int GetNameOfSelectedElements(LightApp_SelectionMgr *theMgr, QString& theName)
1165 SALOME_ListIO selected; theMgr->selectedObjects( selected );
1167 if( selected.Extent() == 1){
1168 Handle(SALOME_InteractiveObject) anIO = selected.First();
1169 return GetNameOfSelectedElements(theMgr,anIO,theName);
1174 int GetSelected(LightApp_SelectionMgr* theMgr,
1175 TColStd_IndexedMapOfInteger& theMap,
1176 const bool theIsElement)
1179 SALOME_ListIO selected; theMgr->selectedObjects( selected );
1181 if ( selected.Extent() == 1 )
1183 Handle(SALOME_InteractiveObject) anIO = selected.First();
1184 if ( anIO->hasEntry() ) {
1185 theMgr->GetIndexes( anIO, theMap );
1188 return theMap.Extent();
1192 int GetEdgeNodes( LightApp_SelectionMgr* theMgr, int& theId1, int& theId2 )
1194 SALOME_ListIO selected; theMgr->selectedObjects( selected );
1196 if ( selected.Extent() != 1 )
1199 Handle(SALOME_InteractiveObject) anIO = selected.First();
1200 if ( anIO.IsNull() || !anIO->hasEntry() )
1203 SMESH_Actor *anActor = SMESH::FindActorByEntry( anIO->getEntry() );
1207 TColStd_IndexedMapOfInteger aMapIndex;
1208 theMgr->GetIndexes( anIO, aMapIndex );
1209 if ( aMapIndex.Extent() != 2 )
1212 int anObjId = -1, anEdgeNum = -1;
1213 for ( int i = 1; i <= aMapIndex.Extent(); i++ ) {
1214 int aVal = aMapIndex( i );
1218 anEdgeNum = abs( aVal );
1221 if ( anObjId == -1 || anEdgeNum == -1 )
1224 return anActor->GetObject()->GetEdgeNodes( anObjId, anEdgeNum, theId1, theId2 ) ? 1 : -1;
1227 void SetControlsPrecision( const long theVal )
1229 if( SVTK_ViewWindow* aWnd = SMESH::GetCurrentVtkView() )
1231 vtkRenderer *aRenderer = aWnd->getRenderer();
1232 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
1233 vtkActorCollection *aCollection = aCopy.GetActors();
1234 aCollection->InitTraversal();
1236 while ( vtkActor *anAct = aCollection->GetNextActor())
1238 if ( SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>( anAct ) )
1240 anActor->SetControlsPrecision( theVal );
1241 anActor->SetControlMode( anActor->GetControlMode() );
1248 //----------------------------------------------------------------------------
1249 // internal function
1250 void ComputeBoundsParam( vtkFloatingPointType theBounds[6],
1251 vtkFloatingPointType theDirection[3],
1252 vtkFloatingPointType theMinPnt[3],
1253 vtkFloatingPointType& theMaxBoundPrj,
1254 vtkFloatingPointType& theMinBoundPrj )
1256 //Enlarge bounds in order to avoid conflicts of precision
1257 for(int i = 0; i < 6; i += 2){
1258 static double EPS = 1.0E-3;
1259 vtkFloatingPointType aDelta = (theBounds[i+1] - theBounds[i])*EPS;
1260 theBounds[i] -= aDelta;
1261 theBounds[i+1] += aDelta;
1264 vtkFloatingPointType aBoundPoints[8][3] = { {theBounds[0],theBounds[2],theBounds[4]},
1265 {theBounds[1],theBounds[2],theBounds[4]},
1266 {theBounds[0],theBounds[3],theBounds[4]},
1267 {theBounds[1],theBounds[3],theBounds[4]},
1268 {theBounds[0],theBounds[2],theBounds[5]},
1269 {theBounds[1],theBounds[2],theBounds[5]},
1270 {theBounds[0],theBounds[3],theBounds[5]},
1271 {theBounds[1],theBounds[3],theBounds[5]}};
1273 int aMaxId = 0, aMinId = aMaxId;
1274 theMaxBoundPrj = vtkMath::Dot(theDirection,aBoundPoints[aMaxId]);
1275 theMinBoundPrj = theMaxBoundPrj;
1276 for(int i = 1; i < 8; i++){
1277 vtkFloatingPointType aTmp = vtkMath::Dot(theDirection,aBoundPoints[i]);
1278 if(theMaxBoundPrj < aTmp){
1279 theMaxBoundPrj = aTmp;
1282 if(theMinBoundPrj > aTmp){
1283 theMinBoundPrj = aTmp;
1287 vtkFloatingPointType *aMinPnt = aBoundPoints[aMaxId];
1288 theMinPnt[0] = aMinPnt[0];
1289 theMinPnt[1] = aMinPnt[1];
1290 theMinPnt[2] = aMinPnt[2];
1293 // internal function
1294 void DistanceToPosition( vtkFloatingPointType theBounds[6],
1295 vtkFloatingPointType theDirection[3],
1296 vtkFloatingPointType theDist,
1297 vtkFloatingPointType thePos[3] )
1299 vtkFloatingPointType aMaxBoundPrj, aMinBoundPrj, aMinPnt[3];
1300 ComputeBoundsParam(theBounds,theDirection,aMinPnt,aMaxBoundPrj,aMinBoundPrj);
1301 vtkFloatingPointType aLength = (aMaxBoundPrj-aMinBoundPrj)*theDist;
1302 thePos[0] = aMinPnt[0]-theDirection[0]*aLength;
1303 thePos[1] = aMinPnt[1]-theDirection[1]*aLength;
1304 thePos[2] = aMinPnt[2]-theDirection[2]*aLength;
1307 // internal function (currently unused, left just in case)
1308 void PositionToDistance( vtkFloatingPointType theBounds[6],
1309 vtkFloatingPointType theDirection[3],
1310 vtkFloatingPointType thePos[3],
1311 vtkFloatingPointType& theDist )
1313 vtkFloatingPointType aMaxBoundPrj, aMinBoundPrj, aMinPnt[3];
1314 ComputeBoundsParam(theBounds,theDirection,aMinPnt,aMaxBoundPrj,aMinBoundPrj);
1315 vtkFloatingPointType aPrj = vtkMath::Dot(theDirection,thePos);
1316 theDist = (aPrj-aMinBoundPrj)/(aMaxBoundPrj-aMinBoundPrj);
1319 bool ComputeClippingPlaneParameters( std::list<vtkActor*> theActorList,
1320 vtkFloatingPointType theNormal[3],
1321 vtkFloatingPointType theDist,
1322 vtkFloatingPointType theBounds[6],
1323 vtkFloatingPointType theOrigin[3] )
1325 bool anIsOk = false;
1326 theBounds[0] = theBounds[2] = theBounds[4] = VTK_DOUBLE_MAX;
1327 theBounds[1] = theBounds[3] = theBounds[5] = -VTK_DOUBLE_MAX;
1328 std::list<vtkActor*>::iterator anIter = theActorList.begin();
1329 for( ; anIter != theActorList.end(); anIter++ ) {
1330 if( vtkActor* aVTKActor = *anIter ) {
1331 if( SMESH_Actor* anActor = SMESH_Actor::SafeDownCast( aVTKActor ) ) {
1332 vtkFloatingPointType aBounds[6];
1333 anActor->GetUnstructuredGrid()->GetBounds( aBounds );
1334 theBounds[0] = std::min( theBounds[0], aBounds[0] );
1335 theBounds[1] = std::max( theBounds[1], aBounds[1] );
1336 theBounds[2] = std::min( theBounds[2], aBounds[2] );
1337 theBounds[3] = std::max( theBounds[3], aBounds[3] );
1338 theBounds[4] = std::min( theBounds[4], aBounds[4] );
1339 theBounds[5] = std::max( theBounds[5], aBounds[5] );
1348 DistanceToPosition( theBounds, theNormal, theDist, theOrigin );
1352 #ifndef DISABLE_PLOT2DVIEWER
1353 //================================================================================
1355 * \brief Find all SMESH_Actor's in the View Window.
1356 * If actor constains Plot2d_Histogram object remove it from each Plot2d Viewer.
1358 //================================================================================
1360 void ClearPlot2Viewers( SUIT_ViewWindow* theWindow ) {
1361 if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWindow)){
1362 vtkRenderer *aRenderer = aViewWindow->getRenderer();
1363 VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
1364 vtkActorCollection *aCollection = aCopy.GetActors();
1365 aCollection->InitTraversal();
1366 while(vtkActor *anAct = aCollection->GetNextActor()){
1367 if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
1368 if(anActor->hasIO() && anActor->GetPlot2Histogram() ){
1369 ProcessIn2DViewers(anActor,RemoveFrom2dViewer);
1378 } // end of namespace SMESH