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/*=========================================================================
Program: ParaView
Module: TestParaViewPipelineControllerWithRendering.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 "vtkInitializationHelper.h"
#include "vtkNew.h"
#include "vtkProcessModule.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkSMParaViewPipelineControllerWithRendering.h"
#include "vtkSMPropertyHelper.h"
#include "vtkSMRenderViewProxy.h"
#include "vtkSMRepresentationProxy.h"
#include "vtkSMSession.h"
#include "vtkSMSessionProxyManager.h"
#include "vtkSMSourceProxy.h"
#include "vtkTestUtilities.h"
#include <sstream>
#include <assert.h>
// This demonstrates how to put together a simple application with rendering
// capabilities using the vtkSMParaViewPipelineControllerWithRendering.
namespace
{
vtkSMRenderViewProxy* SetupView(vtkSMSession* session)
{
vtkSMSessionProxyManager* pxm = session->GetSessionProxyManager();
vtkSmartPointer<vtkSMRenderViewProxy> view;
view.TakeReference(vtkSMRenderViewProxy::SafeDownCast(pxm->NewProxy("views", "RenderView")));
// You can create as many controller instances as needed. Controllers have
// no persistent state.
vtkNew<vtkSMParaViewPipelineControllerWithRendering> controller;
// Initialize the view.
controller->InitializeProxy(view.Get());
view->UpdateVTKObjects();
// Registration is optional. For an application, you have to decide if you
// are going to register proxies with proxy manager or not. Generally,
// registration helps with state save/restore and hence may make sense for
// most applications.
controller->RegisterViewProxy(view.Get());
// Since in this example we are not using Qt, we setup a standard
// vtkRenderWindowInteractor to enable interaction.
view->MakeRenderWindowInteractor();
return view.Get();
}
vtkSMSourceProxy* CreatePipelineProxy(vtkSMSession* session,
const char* xmlgroup, const char* xmlname, vtkSMProxy* input=NULL)
{
vtkSMSessionProxyManager* pxm = session->GetSessionProxyManager();
vtkSmartPointer<vtkSMSourceProxy> proxy;
proxy.TakeReference(vtkSMSourceProxy::SafeDownCast(pxm->NewProxy(xmlgroup, xmlname)));
if (!proxy)
{
vtkGenericWarningMacro("Failed to create: " << xmlgroup << ", " << xmlname << ". Aborting !!!");
abort();
}
vtkNew<vtkSMParaViewPipelineController> controller;
controller->PreInitializeProxy(proxy.Get());
if (input != NULL)
{
vtkSMPropertyHelper(proxy, "Input").Set(input);
}
controller->PostInitializeProxy(proxy.Get());
proxy->UpdateVTKObjects();
controller->RegisterPipelineProxy(proxy);
return proxy.Get();
}
}
int TestParaViewPipelineControllerWithRendering(int argc, char* argv[])
{
vtkInitializationHelper::SetApplicationName("TestParaViewPipelineControllerWithRendering");
vtkInitializationHelper::SetOrganizationName("Humanity");
vtkInitializationHelper::Initialize(argv[0], vtkProcessModule::PROCESS_CLIENT);
vtkNew<vtkSMParaViewPipelineControllerWithRendering> controller;
vtkNew<vtkSMSession> session;
// Register the session with the process module.
vtkProcessModule::GetProcessModule()->RegisterSession(session.Get());
// Initializes a session and setups all basic proxies that are needed for a
// ParaView-like application.
controller->InitializeSession(session.Get());
// Create a setup a view.
vtkSMRenderViewProxy* view = SetupView(session.Get());
// Setup a default visualization pipeline to show a sliced Wavelet.
vtkSMSourceProxy* wavelet = CreatePipelineProxy(session.Get(), "sources", "RTAnalyticSource");
// This ensure that when the slice is created, it has good data bounds and
// data information to setup the slice position by default to be fairly
// reasonable.
wavelet->UpdatePipeline();
vtkSMSourceProxy* slice = CreatePipelineProxy(session.Get(), "filters", "Cut", wavelet);
vtkSMProxy* cutFunction = vtkSMPropertyHelper(slice, "CutFunction").GetAsProxy();
double normal[] = {0, 0, 1};
vtkSMPropertyHelper(cutFunction, "Normal").Set(normal, 3);
cutFunction->UpdateVTKObjects();
// Show the slice in the view.
vtkSMProxy* sliceRepresentation = controller->Show(slice, 0, view);
(void) sliceRepresentation;
view->ResetCamera();
view->StillRender();
for (int cc=1; cc < argc; cc++)
{
if (strcmp(argv[cc], "-I") == 0)
{
view->GetInteractor()->Start();
}
}
// Cleanup.
// Unregistering pipeline proxies will also release any representations
// created for these proxies.
controller->UnRegisterProxy(slice);
controller->UnRegisterProxy(wavelet);
controller->UnRegisterProxy(view);
vtkProcessModule::GetProcessModule()->UnRegisterSession(session.Get());
return 0;
}
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