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/*=========================================================================
Program: Visualization Toolkit
Module: HaloFinderTestHelpers.h
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm 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 "vtkActor.h"
#include "vtkCompositePolyDataMapper2.h"
#include "vtkMaskPoints.h"
#include "vtkNew.h"
#include "vtkPANLHaloFinder.h"
#include "vtkPGenericIOReader.h"
#include "vtkPointData.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkSmartPointer.h"
#include "vtkTestUtilities.h"
#include "vtkThreshold.h"
#include "vtkUnstructuredGrid.h"
#include <set>
namespace HaloFinderTestHelpers {
struct HaloFinderTestVTKObjects {
HaloFinderTestVTKObjects() {
renWin = vtkSmartPointer< vtkRenderWindow >::New();
iren = vtkSmartPointer< vtkRenderWindowInteractor >::New();
reader = vtkSmartPointer< vtkPGenericIOReader >::New();
haloFinder = vtkSmartPointer< vtkPANLHaloFinder >::New();
onlyPointsInHalos = vtkSmartPointer< vtkThreshold >::New();
maskPoints = vtkSmartPointer< vtkMaskPoints >::New();
mapper = vtkSmartPointer< vtkCompositePolyDataMapper2 >::New();
}
vtkSmartPointer< vtkRenderWindow > renWin;
vtkSmartPointer< vtkRenderWindowInteractor > iren;
vtkSmartPointer< vtkPGenericIOReader > reader;
vtkSmartPointer< vtkPANLHaloFinder > haloFinder;
vtkSmartPointer< vtkThreshold > onlyPointsInHalos;
vtkSmartPointer< vtkMaskPoints > maskPoints;
vtkSmartPointer< vtkCompositePolyDataMapper2 > mapper;
};
inline std::set< std::string > getFirstOutputArrays()
{
std::set< std::string > arrayNames;
arrayNames.insert("vx");
arrayNames.insert("vy");
arrayNames.insert("vz");
arrayNames.insert("id");
arrayNames.insert("fof_halo_tag");
return arrayNames;
}
inline std::set< std::string > getHaloSummaryArrays()
{
std::set< std::string > arrayNames;
arrayNames.insert("fof_halo_tag");
arrayNames.insert("fof_halo_com");
arrayNames.insert("fof_halo_count");
arrayNames.insert("fof_halo_mass");
arrayNames.insert("fof_halo_mean_velocity");
arrayNames.insert("fof_velocity_dispersion");
return arrayNames;
}
inline std::set< std::string > getHaloSummaryWithCenterInfoArrays()
{
std::set< std::string > arrayNames = getHaloSummaryArrays();
arrayNames.insert("fof_center");
return arrayNames;
}
inline bool pointDataHasTheseArrays(vtkPointData* pd, const std::set< std::string >& arrays)
{
if (static_cast<size_t>(pd->GetNumberOfArrays()) != arrays.size())
{
std::cerr << "Wrong number of arrays. There should be " << arrays.size()
<< " and there are " << pd->GetNumberOfArrays() << std::endl;
return false;
}
for (std::set< std::string >::iterator itr = arrays.begin();
itr != arrays.end(); ++itr)
{
if (!pd->HasArray((*itr).c_str()))
{
std::cerr << "Point data does not have array: " << *itr << std::endl;
return false;
}
}
return true;
}
inline HaloFinderTestVTKObjects SetupHaloFinderTest(
int argc, char* argv[],
vtkPANLHaloFinder::CenterFindingType centerFinding = vtkPANLHaloFinder::NONE,
bool findSubhalos = false)
{
HaloFinderTestVTKObjects testObjects;
char* fname =
vtkTestUtilities::ExpandDataFileName(argc,argv,"genericio/m000.499.allparticles");
testObjects.reader->SetFileName(fname);
testObjects.reader->UpdateInformation();
testObjects.reader->SetXAxisVariableName("x");
testObjects.reader->SetYAxisVariableName("y");
testObjects.reader->SetZAxisVariableName("z");
testObjects.reader->SetPointArrayStatus("vx",1);
testObjects.reader->SetPointArrayStatus("vy",1);
testObjects.reader->SetPointArrayStatus("vz",1);
testObjects.reader->SetPointArrayStatus("id",1);
testObjects.reader->Update();
delete[] fname;
testObjects.haloFinder->SetInputConnection(testObjects.reader->GetOutputPort());
testObjects.haloFinder->SetRL(128);
testObjects.haloFinder->SetParticleMass(13070871810);
testObjects.haloFinder->SetNP(128);
testObjects.haloFinder->SetPMin(100);
testObjects.haloFinder->SetCenterFindingMode(centerFinding);
testObjects.haloFinder->SetOmegaDM(0.2068);
testObjects.haloFinder->SetDeut(0.0224);
testObjects.haloFinder->SetHubble(0.72);
if (findSubhalos)
{
testObjects.haloFinder->SetRunSubHaloFinder(1);
testObjects.haloFinder->SetMinFOFSubhaloSize(7000);
testObjects.haloFinder->SetMinCandidateSize(20);
// Expand the linking length a bit for the subhalo finding test, we need big
// halos to have interesting subhalos
testObjects.haloFinder->SetBB(0.2);
}
testObjects.haloFinder->Update();
testObjects.onlyPointsInHalos->SetInputConnection(
testObjects.haloFinder->GetOutputPort(0));
testObjects.onlyPointsInHalos->SetInputArrayToProcess(
0,0,0,vtkDataObject::FIELD_ASSOCIATION_POINTS, "fof_halo_tag");
testObjects.onlyPointsInHalos->ThresholdByUpper(0.0);
testObjects.onlyPointsInHalos->Update();
testObjects.maskPoints->SetInputConnection(
testObjects.onlyPointsInHalos->GetOutputPort());
testObjects.maskPoints->SetMaximumNumberOfPoints(
testObjects.haloFinder->GetOutput(0)->GetNumberOfPoints());
testObjects.maskPoints->SetOnRatio(1);
testObjects.maskPoints->GenerateVerticesOn();
testObjects.maskPoints->SingleVertexPerCellOn();
testObjects.maskPoints->Update();
// So that this test can be easily modified to reproduce ParaView GUI errors
testObjects.mapper->SetInputConnection(testObjects.maskPoints->GetOutputPort());
testObjects.mapper->Update();
vtkNew< vtkActor > actor;
actor->SetMapper(testObjects.mapper);
vtkNew< vtkRenderer > renderer;
renderer->AddActor(actor.GetPointer());
testObjects.renWin->AddRenderer(renderer.GetPointer());
testObjects.renWin->SetSize(300,300);
testObjects.iren->SetRenderWindow(testObjects.renWin);
return testObjects;
}
}
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