X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FVISU_I%2FVISU_Prs3d_i.cc;h=3ec20db4328e6cf4dab98590b1cd9df54c54ab9c;hb=d90eeb25287fa1f390fe7a336547e74161708e44;hp=5ae2f8ab245ca287d26c2c3837aa139b6b28eda1;hpb=8d2ae75b958081482ee3428f6283ebb6bc24cc71;p=modules%2Fvisu.git

diff --git a/src/VISU_I/VISU_Prs3d_i.cc b/src/VISU_I/VISU_Prs3d_i.cc
index 5ae2f8ab..3ec20db4 100644
--- a/src/VISU_I/VISU_Prs3d_i.cc
+++ b/src/VISU_I/VISU_Prs3d_i.cc
@@ -1,150 +1,694 @@
-//  VISU OBJECT : interactive object for VISU entities implementation
+//  Copyright (C) 2007-2008  CEA/DEN, EDF R&D, OPEN CASCADE
+//
+//  Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+//  This library is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU Lesser General Public
+//  License as published by the Free Software Foundation; either
+//  version 2.1 of the License.
+//
+//  This library is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+//  Lesser General Public License for more details.
 //
-//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
-// 
-//  This library is free software; you can redistribute it and/or 
-//  modify it under the terms of the GNU Lesser General Public 
-//  License as published by the Free Software Foundation; either 
-//  version 2.1 of the License. 
-// 
-//  This library is distributed in the hope that it will be useful, 
-//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
-//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
-//  Lesser General Public License for more details. 
-// 
-//  You should have received a copy of the GNU Lesser General Public 
-//  License along with this library; if not, write to the Free Software 
-//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
-// 
-//  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org 
+//  You should have received a copy of the GNU Lesser General Public
+//  License along with this library; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 //
+//  See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
 //
+//  VISU OBJECT : interactive object for VISU entities implementation
 //  File   : VISU_Prs3d_i.cc
 //  Author : Alexey PETROV
 //  Module : VISU
-
+//
+#include "VISU_Prs3d_i.hh"
+#include "VISU_Prs3dUtils.hh"
 #include "VISU_PipeLine.hxx"
+
 #include "VISU_Result_i.hh"
-#include "VISU_Prs3d_i.hh"
 #include "VISU_Actor.h"
 
-#include <vtkGeometryFilter.h>
-#include <vtkDataSetMapper.h>
+#include "SALOME_Event.h"
 
-using namespace VISU;
-using namespace std;
+#include <vtkActorCollection.h>
+#include <vtkUnstructuredGrid.h>
+#include <vtkDataSet.h>
+#include <vtkMapper.h>
+
+#include <boost/bind.hpp>
 
 #ifdef _DEBUG_
-static int MYDEBUG = 0;
+static int MYDEBUG = 1;
 #else
 static int MYDEBUG = 0;
 #endif
 
-VISU::Prs3d_i::
-Prs3d_i(Result_i* theResult, 
-	SALOMEDS::SObject_ptr theSObject) : 
-  PrsObject_i(theResult->GetStudyDocument()), 
-  myResult(theResult),
-  mySObject(SALOMEDS::SObject::_duplicate(theSObject)),
-  myAddToStudy(true),
-  myPipeLine(NULL)
+
+//----------------------------------------------------------------------------
+VISU::Prs3d_i::Prs3d_i() :
+  PrsObject_i(SALOMEDS::Study::_nil()),
+  myActorCollection(vtkActorCollection::New()),
+  myIsActiveSatate(true)
 {
-  myResult->Register();
+  if(MYDEBUG) MESSAGE("Prs3d_i::Prs3d_i - this = "<<this);
+  myOffset[0] = myOffset[1] = myOffset[2] = 0;
+  myActorCollection->Delete();
 }
 
-VISU::Prs3d_i::
-Prs3d_i(Result_i* theResult, 
-	bool theAddToStudy) : 
-  PrsObject_i(theResult->GetStudyDocument()), 
-  myResult(theResult),
-  mySObject(SALOMEDS::SObject::_nil()),
-  myAddToStudy(theAddToStudy),
-  myPipeLine(NULL)
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SameAs(const Prs3d_i* theOrigin)
+{
+  if(Prs3d_i* anOrigin = const_cast<Prs3d_i*>(theOrigin)){
+    VISU::TSetModified aModified(this);
+
+    GetPipeLine()->SameAs(anOrigin->GetPipeLine());
+    anOrigin->GetOffset(myOffset);
+  }
+}
+
+
+//----------------------------------------------------------------------------
+namespace VISU
+{
+  struct TInvokeSignalEvent: public SALOME_Event
+  {
+    typedef boost::signal0<void> TSignal;
+    const TSignal& mySignal;
+    
+    TInvokeSignalEvent(const TSignal& theSignal):
+      mySignal(theSignal)
+    {}
+    
+    virtual
+    void
+    Execute()
+    {
+      mySignal();
+    }
+  };
+}
+
+//----------------------------------------------------------------------------
+VISU::Prs3d_i::~Prs3d_i()
 {
-  myResult->Register();
+  if(MYDEBUG) MESSAGE("Prs3d_i::~Prs3d_i - this = "<<this);
+  ProcessVoidEvent(new TInvokeSignalEvent(myRemoveActorsFromRendererSignal));
+  if(myResult) myResult->Destroy();
 }
 
-void VISU::Prs3d_i::SameAs(const Prs3d_i* theOrigin)
+
+//----------------------------------------------------------------------------
+bool 
+VISU::Prs3d_i
+::SetInput(bool theReInit)
 {
-  Prs3d_i* aOrigin = const_cast<Prs3d_i*>(theOrigin);
-  myPipeLine->ShallowCopy(aOrigin->GetPL());
+  if(GetCResult()){
+    if(myMeshName != ""){
+      myPreviousResult = myResult;
+      myPreviousMeshName = myMeshName;
+      return true;
+    }
+  }
+  return false;
 }
 
-VISU::Prs3d_i::~Prs3d_i() {
-  if(MYDEBUG) MESSAGE("~Prs3d_i() - this = "<<this<<"; GetReferenceCount() = "<<myPipeLine->GetReferenceCount());
-  myPipeLine->Delete();
-  myResult->Destroy();
+
+//----------------------------------------------------------------------------
+void 
+VISU::Prs3d_i
+::OnRestoreInput()
+{
+  SetCResult(myPreviousResult);
+  myMeshName = myPreviousMeshName;
 }
 
-void VISU::Prs3d_i::CreateActor(VISU_Actor* theActor, const Handle(SALOME_InteractiveObject)& theIO)
+
+//----------------------------------------------------------------------------
+CORBA::Boolean 
+VISU::Prs3d_i
+::Apply(bool theReInit)
 {
   try{
-    Update();
-    if(myAddToStudy){
-      Handle(SALOME_InteractiveObject) anIO = theIO;
-      if(anIO.IsNull()){
-	anIO = new SALOME_InteractiveObject(mySObject->GetID(),"VISU",GetName());
-      }
-      theActor->setIO(anIO); 
+    if(SetInput(theReInit)){
+      if(myActorCollection->GetNumberOfItems())
+	UpdateActors();
+      return true;
     }
-    theActor->SetPipeLine(GetPipeLine());
+  }catch(std::exception& exc){
+    INFOS("Follow exception was occured :\n"<<exc.what());
+  }catch(...){
+    INFOS("Unknown exception was occured!");
+  }
+  OnRestoreInput();
+  return false;
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetCResult(VISU::Result_i* theResult)
+{
+  if(GetCResult() == theResult)
+    return;
+
+  if(theResult) {
+    SetStudyDocument(theResult->GetStudyDocument());
+    theResult->Register();
+  }
+  if(myResult) {
+    myResult->Destroy();
+  }
+  
+  VISU::TSetModified aModified(this);
+  
+  myResult = theResult;
+  myParamsTime.Modified();
+}
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetResultEntry(const std::string& theResultEntry)
+{
+  SetCResult(VISU::GetResult(GetStudyDocument(), theResultEntry));
+}
+
+//----------------------------------------------------------------------------
+std::string
+VISU::Prs3d_i
+::GetResultEntry()
+{
+  if(VISU::Result_i* aResult = GetCResult())
+    return aResult->GetEntry();
+  return "";
+}
+
+//----------------------------------------------------------------------------
+VISU::Result_i* 
+VISU::Prs3d_i
+::GetCResult() const 
+{ 
+  return myResult;
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetResultObject(VISU::Result_ptr theResult)
+{
+  SetCResult(dynamic_cast<VISU::Result_i*>(GetServant(theResult).in()));
+}
+
+
+//----------------------------------------------------------------------------
+VISU::Result_ptr
+VISU::Prs3d_i
+::GetResultObject()
+{
+  return GetCResult()->_this();
+}
+
+
+//----------------------------------------------------------------------------
+void 
+VISU::Prs3d_i
+::SetMeshName(const char* theMeshName)
+{
+  if(myMeshName == theMeshName)
+    return;
+
+  VISU::TSetModified aModified(this);
+
+  myMeshName = theMeshName;
+  myParamsTime.Modified();
+}
+
+
+//----------------------------------------------------------------------------
+char*
+VISU::Prs3d_i
+::GetMeshName()
+{
+  return CORBA::string_dup(myMeshName.c_str());
+}
+
+
+//----------------------------------------------------------------------------
+std::string
+VISU::Prs3d_i
+::GetCMeshName() const
+{
+  return myMeshName;
+}
+
+
+//----------------------------------------------------------------------------
+unsigned long int 
+VISU::Prs3d_i
+::GetMTime()
+{
+  unsigned long int aTime = myParamsTime.GetMTime();
+  if(IsPipeLineExists())
+    aTime = std::max(aTime, GetPipeLine()->GetMTime());
+  return aTime;
+}
+
+//----------------------------------------------------------------------------
+bool 
+VISU::Prs3d_i
+::GetActiveState()
+{
+  return myIsActiveSatate;
+}
+
+//----------------------------------------------------------------------------
+void 
+VISU::Prs3d_i
+::SetActiveState(bool theState)
+{
+  myIsActiveSatate = theState;
+}
+
+//----------------------------------------------------------------------------
+VISU::Storable* 
+VISU::Prs3d_i
+::Restore(SALOMEDS::SObject_ptr theSObject,
+	  const Storable::TRestoringMap& theMap)
+{
+  SALOMEDS::Study_var aStudy = theSObject->GetStudy();
+  SetStudyDocument(aStudy);
+
+  bool anIsExists = false;
+  QString aResultEntry = VISU::Storable::FindValue(theMap,"myResultEntry", &anIsExists);
+  if(!anIsExists){
+    SALOMEDS::SObject_var aSObject = SALOMEDS::SObject::_duplicate(theSObject);
+    for(; aSObject->Depth() > 2 && !aResultEntry.isEmpty(); aSObject = aSObject->GetFather()){
+      CORBA::Object_var anObject = VISU::SObjectToObject(aSObject);
+      if(CORBA::is_nil(anObject))
+	continue;
+
+      VISU::Result_var aResult = VISU::Result::_narrow(anObject);
+      if(CORBA::is_nil(aResult))
+	continue;
+
+      CORBA::String_var anEntry = aSObject->GetID();
+      aResultEntry = anEntry.in();
+    }
+  }
+  SetResultEntry(aResultEntry.toLatin1().data());
+  if(!GetCResult())
+    return NULL;
+
+  SetMeshName((const char*)VISU::Storable::FindValue(theMap,"myMeshName").toLatin1());
+  SetName((const char*)VISU::Storable::FindValue(theMap,"myName").toLatin1(), false);
+  myOffset[0] = VISU::Storable::FindValue(theMap,"myOffset[0]").toFloat();
+  myOffset[1] = VISU::Storable::FindValue(theMap,"myOffset[1]").toFloat();
+  myOffset[2] = VISU::Storable::FindValue(theMap,"myOffset[2]").toFloat();
+  myParamsTime.Modified();
+  return this;
+}
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::ToStream(std::ostringstream& theStr)
+{
+  Storable::DataToStream( theStr, "myResultEntry", GetResultEntry().c_str() );
+  Storable::DataToStream( theStr, "myMeshName", GetCMeshName().c_str() );
+  Storable::DataToStream( theStr, "myName", GetName().c_str() );
+  Storable::DataToStream( theStr, "myOffset[0]", myOffset[0] );
+  Storable::DataToStream( theStr, "myOffset[1]", myOffset[1] );
+  Storable::DataToStream( theStr, "myOffset[2]", myOffset[2] );
+}
+
+
+//----------------------------------------------------------------------------
+SALOMEDS::SObject_var
+VISU::Prs3d_i
+::GetSObject()
+{
+  const SALOMEDS::Study_var& aStudy = GetStudyDocument();
+  if(!CORBA::is_nil(aStudy.in())){
+    CORBA::String_var anIOR = GetID();
+    return aStudy->FindObjectIOR(anIOR);
+  }
+  return SALOMEDS::SObject::_nil();
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::Update()
+{
+  if(GetMTime() < myUpdateTime.GetMTime())
+    return;
+
+  if(MYDEBUG) MESSAGE("Prs3d_i::Update - this = "<<this);
+
+  try{
+    ProcessVoidEvent(new TVoidMemFunEvent<VISU_PipeLine>
+		     (GetPipeLine(), &VISU_PipeLine::Update));
+    myUpdateTime.Modified();
+  }catch(std::exception&){
+    throw;
+  }catch(...){
+    throw std::runtime_error("Prs3d_i::Update >> unexpected exception was caught!!!");
+  }
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::CheckDataSet()
+{
+  vtkMapper *aMapper = GetPipeLine()->GetMapper();
+  vtkDataSet *aDataSet = aMapper->GetInput();
+  if (!aDataSet)
+    throw std::runtime_error("There is no input data !!!");
+
+  aDataSet->Update();
+  static float eps = VTK_LARGE_FLOAT * 0.1 ;
+  if (!aDataSet->GetNumberOfCells())
+    throw std::runtime_error("There are no visible elements");
+
+  if (aDataSet->GetLength() > eps)
+    throw std::runtime_error("Diagonal of the actor is too large !!!");
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::RemoveFromStudy()
+{
+  struct TEvent: public TInvokeSignalEvent
+  {
+    VISU::Prs3d_i* myRemovable;
+  
+    TEvent(const TSignal& theSignal,
+	   VISU::Prs3d_i* theRemovable):
+      TInvokeSignalEvent(theSignal),
+      myRemovable(theRemovable)
+    {}
+  
+    virtual
+    void
+    Execute()
+    {
+      //TInvokeSignalEvent::Execute();
+      myRemovable->Destroy();
+    }
+  };
+
+  ProcessVoidEvent(new TEvent(myRemoveActorsFromRendererSignal, this));
+}
+
+
+//----------------------------------------------------------------------------
+VISU_PipeLine*
+VISU::Prs3d_i
+::GetPipeLine() const
+{
+  if(!myPipeLine.GetPointer())
+    throw std::runtime_error("VISU::Prs3d_i::myPipeLine == NULL !!!");
+
+  return myPipeLine.GetPointer();
+}
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetPipeLine(VISU_PipeLine* thePipeLine)
+{
+  myPipeLine = thePipeLine;
+  if(thePipeLine)
+    thePipeLine->Delete();
+}
+
+//----------------------------------------------------------------------------
+bool 
+VISU::Prs3d_i
+::IsPipeLineExists()
+{
+  return myPipeLine.GetPointer() != NULL;
+}
+
+//----------------------------------------------------------------------------
+VISU_PipeLine* 
+VISU::Prs3d_i
+::GetActorPipeLine()
+{
+  return GetPipeLine();
+}
+
+//----------------------------------------------------------------------------
+vtkDataSet* 
+VISU::Prs3d_i
+::GetInput()
+{
+  return GetPipeLine()->GetInput();
+}
+
+//----------------------------------------------------------------------------
+Handle(SALOME_InteractiveObject)
+VISU::Prs3d_i
+::GetIO()
+{
+  if( myIO.IsNull() )
+    myIO = new SALOME_InteractiveObject(GetActorEntry().c_str(), "VISU", GetName().c_str());
+
+  return myIO;
+}
+
+//----------------------------------------------------------------------------
+std::string
+VISU::Prs3d_i
+::GetActorEntry()
+{
+  return GetEntry();
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::CreateActor(VISU_Actor* theActor)
+{
+  try{
+    Handle(SALOME_InteractiveObject) anIO = GetIO();
+    if(!anIO.IsNull() && anIO->hasEntry()){
+      theActor->setIO(anIO);
+    }
+
+    Update();
+    CheckDataSet();
+
     theActor->SetPrs3d(this);
+    theActor->SetShrinkFactor();
+    theActor->SetPosition(myOffset[0],myOffset[1],myOffset[2]);
+    theActor->SetPipeLine(GetActorPipeLine());
+    if(theActor->GetPipeLine() != GetPipeLine()){
+       // To decrease actor'ss pipeline reference counter
+      theActor->GetPipeLine()->Delete();
+    }
+
+    theActor->SetFactory(this);
+    theActor->ConnectToFactory(myUpdateActorsSignal, myRemoveActorsFromRendererSignal);
+
+    myActorCollection->AddItem(theActor);
+    theActor->Delete();
   }catch(std::bad_alloc& ex){
     throw std::runtime_error("CreateActor >> No enough memory");
     throw ex;
-  } catch(std::exception& ex){
-    throw ex;
+  } catch(std::exception&){
+    throw;
   }catch(...) {
     throw std::runtime_error("CreateActor >> unexpected exception was caught!!!");
-  } 
+  }
 }
 
-void VISU::Prs3d_i::UpdateActor(VISU_Actor* theActor) {
-  if(MYDEBUG) MESSAGE("Prs3d_i::UpdateActor() - this = "<<this);
-  theActor->GetMapper()->ShallowCopy(myPipeLine->GetMapper());
-  theActor->Modified();
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::RemoveActor(VISU_ActorBase* theActor)
+{
+  if(MYDEBUG) MESSAGE("Prs3d_i::RemoveActor - this = "<<this<<"; theActor = "<<theActor<<"; "<<theActor->GetReferenceCount());
+  myActorCollection->RemoveItem(theActor);
 }
 
-VISU::Storable* VISU::Prs3d_i::Restore(const Storable::TRestoringMap& theMap)
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::RemoveActors()
 {
-  myName = VISU::Storable::FindValue(theMap,"myName").latin1();
-  return this;
+  if(MYDEBUG) MESSAGE("Prs3d_i::RemoveActors - this = "<<this);
+  ProcessVoidEvent(new TInvokeSignalEvent(myRemoveActorsFromRendererSignal));
+  myActorCollection->RemoveAllItems();
 }
 
-void VISU::Prs3d_i::ToStream(std::ostringstream& theStr){
-  Storable::DataToStream( theStr, "myName",   myName.c_str() );
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::UpdateActor(VISU_ActorBase* theActor)
+{
+  if(VISU_Actor* anActor = dynamic_cast<VISU_Actor*>(theActor)){
+    if(MYDEBUG) MESSAGE("Prs3d_i::UpdateActor - this = "<<this<<"; theActor = "<<anActor);
+    anActor->SetPosition(myOffset[0],myOffset[1],myOffset[2]);
+    anActor->ShallowCopyPL(GetPipeLine());
+  }
 }
 
-void VISU::Prs3d_i::Update() {
-  if(MYDEBUG) MESSAGE("Prs3d_i::Update() - this = "<<this);
-  try{
-    myPipeLine->Update();
-  }catch(...){
-    throw std::runtime_error("Prs3d_i::Update >> unexpected exception was caught!!!");
-  }
+void
+VISU::Prs3d_i
+::UpdateActors()
+{
+  if(MYDEBUG) MESSAGE("Prs3d_i::UpdateActors - this = "<<this);
+  Update();
+  CheckDataSet();
+  ProcessVoidEvent(new TInvokeSignalEvent(myUpdateActorsSignal));
 }
 
-VISU_PipeLine* VISU::Prs3d_i::GetPipeLine(){
-  return GetPL();
+
+//----------------------------------------------------------------------------
+// Clipping planes
+void
+VISU::Prs3d_i
+::RemoveAllClippingPlanes()
+{
+  GetPipeLine()->RemoveAllClippingPlanes();
 }
 
-VISU_PipeLine* VISU::Prs3d_i::GetPL(){
-  return myPipeLine;
+//----------------------------------------------------------------------------
+bool
+VISU::Prs3d_i
+::AddClippingPlane(vtkPlane* thePlane)
+{
+  return GetPipeLine()->AddClippingPlane(thePlane);
 }
 
+//----------------------------------------------------------------------------
+vtkIdType
+VISU::Prs3d_i
+::GetNumberOfClippingPlanes() const
+{
+  return GetPipeLine()->GetNumberOfClippingPlanes();
+}
 
-SALOMEDS::SObject_var VISU::Prs3d_i::GetSObject(){
-  return mySObject;
+//----------------------------------------------------------------------------
+vtkPlane* 
+VISU::Prs3d_i::
+GetClippingPlane(vtkIdType theID) const
+{
+  return GetPipeLine()->GetClippingPlane(theID);
 }
 
-void VISU::Prs3d_i::GetBounds(float aBounds[6]){
-  myPipeLine->GetMapper()->GetBounds(aBounds);
+//----------------------------------------------------------------------------
+void VISU::Prs3d_i::RemoveClippingPlane(vtkIdType theID)
+{
+  GetPipeLine()->RemoveClippingPlane(theID);
 }
 
-VISU::Result_i* VISU::GetResult(SALOMEDS::SObject_ptr theSObject){
-  VISU::Result_var aResult = FindResult(theSObject);
-  if(!aResult->_is_nil())
-    return dynamic_cast<VISU::Result_i*>(VISU::GetServant(aResult.in()).in());
-  return NULL;
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetPlaneParam(vtkFloatingPointType theDir[3], 
+		vtkFloatingPointType theDist, 
+		vtkPlane* thePlane) 
+{
+  GetPipeLine()->SetPlaneParam(theDir, theDist, thePlane);
+}
+
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::GetBounds(vtkFloatingPointType aBounds[6])
+{
+  GetPipeLine()->GetMapper()->GetBounds(aBounds);
+}
+
+//----------------------------------------------------------------------------
+void 
+VISU::Prs3d_i
+::SetOffset(const CORBA::Float* theOffsets)
+{
+  myOffset[0] = theOffsets[0];
+  myOffset[1] = theOffsets[1];
+  myOffset[2] = theOffsets[2];
+  myParamsTime.Modified();
+}
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::SetOffset(CORBA::Float theDx,
+	    CORBA::Float theDy,
+	    CORBA::Float theDz)
+{
+  myOffset[0] = theDx;
+  myOffset[1] = theDy;
+  myOffset[2] = theDz;
+  myParamsTime.Modified();
+}
+
+//----------------------------------------------------------------------------
+void
+VISU::Prs3d_i
+::GetOffset(CORBA::Float* theOffsets)
+{
+  theOffsets[0] = myOffset[0];
+  theOffsets[1] = myOffset[1];
+  theOffsets[2] = myOffset[2];
+}
+
+//----------------------------------------------------------------------------
+void 
+VISU::Prs3d_i
+::GetOffset(CORBA::Float& theDx,
+	    CORBA::Float& theDy,
+	    CORBA::Float& theDz)
+{
+  theDx = myOffset[0];
+  theDy = myOffset[1];
+  theDz = myOffset[2];
+}
+
+
+//----------------------------------------------------------------------------
+CORBA::Float
+VISU::Prs3d_i
+::GetMemorySize()
+{
+  // To calculate memory used by VISU PipeLine
+  CORBA::Float aSize = GetPipeLine()->GetMemorySize();
+  //cout<<"Prs3d_i::GetMemorySize - "<<this<<"; GetPipeLine = "<<aSize / (1024.0 * 1024.0)<<endl;
+
+  // To calculate memory used by VISU Actos
+  int anEnd = myActorCollection->GetNumberOfItems();
+  for(int anId = 0; anId < anEnd; anId++)
+    if(vtkObject* anObject = myActorCollection->GetItemAsObject(anId))
+      if(VISU_Actor* anActor = dynamic_cast<VISU_Actor*>(anObject)){
+	aSize += anActor->GetMemorySize();
+	//cout<<"Prs3d_i::GetMemorySize - "<<this<<"; anActor = "<<aSize / (1024.0 * 1024.0)<<endl;
+      }
+
+  // Convert to mega bytes
+  return aSize / (1024.0 * 1024.0);
+}
+
+int
+VISU::Prs3d_i
+::GetNumberOfActors()
+{
+  return myActorCollection->GetNumberOfItems();
 }