Fix of the problem with vtkRenderer::GetActors() method

[modules/smesh.git] / src / SMESHGUI / SMESHGUI_VTKUtils.cxx

diff --git a/src/SMESHGUI/SMESHGUI_VTKUtils.cxx b/src/SMESHGUI/SMESHGUI_VTKUtils.cxx
index f4c7e00aea9d743219f37206685fd0d4d0525054..0c564af0e21b92c7f657661343ebd9b6d12f1f26 100644 (file)
--- a/src/SMESHGUI/SMESHGUI_VTKUtils.cxx
+++ b/src/SMESHGUI/SMESHGUI_VTKUtils.cxx
@@ -49,6 +49,8 @@
 #include <SVTK_ViewModel.h>
 #include <SVTK_ViewWindow.h>
 
+#include <VTKViewer_Algorithm.h>
+
 #include <LightApp_SelectionMgr.h>
 #include <SalomeApp_Application.h>
 #include <SalomeApp_Study.h>
@@ -143,7 +145,8 @@ namespace SMESH
         for ( int iV = 0; iV < views.count(); ++iV ) {
           if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(views[iV])) {
             vtkRenderer *aRenderer = vtkWnd->getRenderer();
-            vtkActorCollection *actors = aRenderer->GetActors();
+           VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+            vtkActorCollection *actors = aCopy.GetActors();
             for (int i = 0; i < actors->GetNumberOfItems(); ++i ) {
               // size of actors changes inside the loop
               while (SMESH_Actor *actor = dynamic_cast<SMESH_Actor*>(actors->GetItemAsObject(i)))
@@ -185,7 +188,8 @@ namespace SMESH
         for ( int iV = 0; iV < views.count(); ++iV ) {
           if(SVTK_ViewWindow* vtkWnd = GetVtkViewWindow(views[iV])) {
             vtkRenderer *aRenderer = vtkWnd->getRenderer();
-            vtkActorCollection *actors = aRenderer->GetActors();
+           VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+            vtkActorCollection *actors = aCopy.GetActors();
             for (int i = 0; i < actors->GetNumberOfItems(); ++i ) {
               // size of actors changes inside the loop
               while(SMESH_Actor *actor = dynamic_cast<SMESH_Actor*>(actors->GetItemAsObject(i)))
@@ -516,7 +520,8 @@ namespace SMESH
   {
     if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWindow)){
       vtkRenderer *aRenderer = aViewWindow->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
       while(vtkActor *anAct = aCollection->GetNextActor()){
        if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
@@ -645,7 +650,8 @@ namespace SMESH
   {
     if(SVTK_ViewWindow* aViewWindow = GetVtkViewWindow(theWnd)) {
       vtkRenderer *aRenderer = aViewWindow->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
       while(vtkActor *anAct = aCollection->GetNextActor())
        if(dynamic_cast<SMESH_Actor*>(anAct))
@@ -664,7 +670,8 @@ namespace SMESH
     {
       OK = true;
       vtkRenderer *aRenderer = aViewWnd->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
 
       switch (theAction) {
@@ -741,7 +748,8 @@ namespace SMESH
 
       if( selected.Extent() == 0){
        vtkRenderer* aRenderer = aWnd->getRenderer();
-       vtkActorCollection *aCollection = aRenderer->GetActors();
+       VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+       vtkActorCollection *aCollection = aCopy.GetActors();
        aCollection->InitTraversal();
        while(vtkActor *anAct = aCollection->GetNextActor()){
          if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
@@ -841,7 +849,8 @@ namespace SMESH
                                      PW);
        // update actors
        vtkRenderer* aRenderer = aVtkView->getRenderer();
-       vtkActorCollection *aCollection = aRenderer->GetActors();
+       VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+       vtkActorCollection *aCollection = aCopy.GetActors();
        aCollection->InitTraversal();
        while(vtkActor *anAct = aCollection->GetNextActor()){
          if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
@@ -907,7 +916,8 @@ namespace SMESH
   void SetPointRepresentation(bool theIsVisible){
     if(SVTK_ViewWindow* aViewWindow = GetCurrentVtkView()){
       vtkRenderer *aRenderer = aViewWindow->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
       while(vtkActor *anAct = aCollection->GetNextActor()){
        if(SMESH_Actor *anActor = dynamic_cast<SMESH_Actor*>(anAct)){
@@ -925,7 +935,8 @@ namespace SMESH
     if(SVTK_ViewWindow* aWnd = GetCurrentVtkView()){
       int anIsAllPickable = (theActor == NULL);
       vtkRenderer *aRenderer = aWnd->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
       while(vtkActor *anAct = aCollection->GetNextActor()){
        if(SALOME_Actor *anActor = dynamic_cast<SALOME_Actor*>(anAct)){
@@ -1135,7 +1146,8 @@ namespace SMESH
     if( SVTK_ViewWindow* aWnd = SMESH::GetCurrentVtkView() )
     {
       vtkRenderer *aRenderer = aWnd->getRenderer();
-      vtkActorCollection *aCollection = aRenderer->GetActors();
+      VTK::ActorCollectionCopy aCopy(aRenderer->GetActors());
+      vtkActorCollection *aCollection = aCopy.GetActors();
       aCollection->InitTraversal();
 
       while ( vtkActor *anAct = aCollection->GetNextActor())