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/*=========================================================================
Program: ParaView
Module: vtkSMPythonViewProxy.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkSMPythonViewProxy.h"
#include "vtkClientServerStream.h"
#include "vtkDataArray.h"
#include "vtkMultiProcessController.h"
#include "vtkObjectFactory.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkPointData.h"
#include "vtkProcessModule.h"
#include "vtkPythonView.h"
#include "vtkWindowToImageFilter.h"
vtkStandardNewMacro(vtkSMPythonViewProxy);
//----------------------------------------------------------------------------
vtkSMPythonViewProxy::vtkSMPythonViewProxy()
{
}
//----------------------------------------------------------------------------
vtkSMPythonViewProxy::~vtkSMPythonViewProxy()
{
}
//----------------------------------------------------------------------------
vtkRenderer* vtkSMPythonViewProxy::GetRenderer()
{
this->CreateVTKObjects();
vtkPythonView* pv = vtkPythonView::SafeDownCast(
this->GetClientSideObject());
return pv ? pv->GetRenderer() : NULL;
}
//----------------------------------------------------------------------------
vtkRenderWindow* vtkSMPythonViewProxy::GetRenderWindow()
{
this->CreateVTKObjects();
vtkPythonView* pv = vtkPythonView::SafeDownCast(
this->GetClientSideObject());
return pv ? pv->GetRenderWindow() : NULL;
}
//----------------------------------------------------------------------------
bool vtkSMPythonViewProxy::LastRenderWasInteractive()
{
return false;
}
//----------------------------------------------------------------------------
vtkImageData * vtkSMPythonViewProxy::CaptureWindowInternal(int magnification)
{
this->GetRenderWindow()->SwapBuffersOff();
this->CreateVTKObjects();
vtkPythonView* pv = vtkPythonView::SafeDownCast(
this->GetClientSideObject());
if (pv)
{
pv->SetMagnification(magnification);
}
this->StillRender();
if (pv)
{
pv->SetMagnification(1);
}
vtkSmartPointer<vtkWindowToImageFilter> w2i =
vtkSmartPointer<vtkWindowToImageFilter>::New();
w2i->SetInput(this->GetRenderWindow());
w2i->SetMagnification(magnification);
w2i->ReadFrontBufferOff();
w2i->ShouldRerenderOff();
w2i->FixBoundaryOn();
// BUG #8715: We go through this indirection since the active connection needs
// to be set during update since it may request re-renders if magnification >1.
vtkClientServerStream stream;
stream << vtkClientServerStream::Invoke
<< w2i.GetPointer() << "Update"
<< vtkClientServerStream::End;
this->ExecuteStream(stream, false, vtkProcessModule::CLIENT);
this->GetRenderWindow()->SwapBuffersOn();
vtkImageData* capture = vtkImageData::New();
capture->ShallowCopy(w2i->GetOutput());
this->GetRenderWindow()->Frame();
return capture;
}
//----------------------------------------------------------------------------
void vtkSMPythonViewProxy::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
}
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