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/*=========================================================================
Program: Visualization Toolkit
Module: TestQuadRotationalExtrusion.cxx
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.
=========================================================================*/
// .SECTION Thanks
// This test was written by Philippe Pebay, Kitware SAS 2012
#include "vtkSmartPointer.h"
#include "vtkAVSucdReader.h"
#include "vtkCamera.h"
#include "vtkCellData.h"
#include "vtkCompositeDataIterator.h"
#include "vtkDataSetMapper.h"
#include "vtkDoubleArray.h"
#include "vtkInformation.h"
#include "vtkMultiBlockDataSet.h"
#include "vtkNew.h"
#include "vtkProperty.h"
#include "vtkRenderer.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkTestUtilities.h"
#include "vtkThreshold.h"
#include "vtkUnstructuredGrid.h"
#include "vtkYoungsMaterialInterface.h"
//----------------------------------------------------------------------------
int TestYoungsMaterialInterface( int argc, char * argv [] )
{
// Create renderer and add actors to it
vtkNew<vtkRenderer> renderer;
renderer->SetBackground( .8, .8 ,.8 );
// Create render window;
vtkNew<vtkRenderWindow> window;
window->AddRenderer( renderer.GetPointer() );
window->SetSize( 500, 200 );
window->SetMultiSamples( 0 );
// Create interactor;
vtkNew<vtkRenderWindowInteractor> interactor;
interactor->SetRenderWindow( window.GetPointer() );
// Read from AVS UCD data in binary form;
char* fileName = vtkTestUtilities::ExpandDataFileName( argc, argv, "Data/UCD2D/UCD_00005.inp");
vtkNew<vtkAVSucdReader> reader;
reader->SetFileName( fileName );
delete [] fileName;
// Update reader and get mesh cell data;
reader->Update();
vtkUnstructuredGrid* mesh = reader->GetOutput();
vtkCellData* cellData = mesh->GetCellData();
// Create normal vectors;
cellData->SetActiveScalars( "norme[0]" );
vtkDataArray* normX = cellData->GetScalars();
cellData->SetActiveScalars( "norme[1]" );
vtkDataArray* normY = cellData->GetScalars();
vtkIdType n = normX->GetNumberOfTuples();
vtkNew<vtkDoubleArray> norm;
norm->SetNumberOfComponents( 3 );
norm->SetNumberOfTuples( n );
norm->SetName( "norme" );
for ( int i = 0; i < n; ++ i )
{
norm->SetTuple3( i, normX->GetTuple1( i ), normY->GetTuple1( i ), 0. );
}
cellData->SetVectors( norm.GetPointer() );
// Extract submesh corresponding with cells containing material 2
cellData->SetActiveScalars( "Material Id" );
vtkNew<vtkThreshold> threshold2;
threshold2->SetInputData( mesh );
threshold2->SetInputArrayToProcess( 0, 0, 0, vtkDataObject::FIELD_ASSOCIATION_CELLS, vtkDataSetAttributes::SCALARS );
threshold2->ThresholdByLower( 2 );
threshold2->Update();
vtkUnstructuredGrid* meshMat2 = threshold2->GetOutput();
// Extract submesh corresponding with cells containing material 3
vtkNew<vtkThreshold> threshold3;
threshold3->SetInputData( mesh );
threshold3->SetInputArrayToProcess( 0, 0, 0, vtkDataObject::FIELD_ASSOCIATION_CELLS, vtkDataSetAttributes::SCALARS );
threshold3->ThresholdByUpper( 3 );
threshold3->Update();
vtkUnstructuredGrid* meshMat3 = threshold3->GetOutput();
// Make multiblock from extracted submeshes;
vtkNew<vtkMultiBlockDataSet> meshMB;
meshMB->SetNumberOfBlocks( 2 );
meshMB->GetMetaData( static_cast<unsigned>( 0 ) )->Set( vtkCompositeDataSet::NAME(), "Material 2" );
meshMB->SetBlock( 0, meshMat2 );
meshMB->GetMetaData( static_cast<unsigned>( 1 ) )->Set( vtkCompositeDataSet::NAME(), "Material 3" );
meshMB->SetBlock( 1, meshMat3 );
// Create mapper for submesh corresponding to material 2;
double* matRange = cellData->GetScalars()->GetRange();
vtkNew<vtkDataSetMapper> meshMapper;
meshMapper->SetInputData( meshMat2 );
meshMapper->SetScalarRange( matRange );
meshMapper->SetScalarModeToUseCellData();
meshMapper->SetColorModeToMapScalars();
meshMapper->ScalarVisibilityOn();
meshMapper->SetResolveCoincidentTopologyPolygonOffsetParameters( 0, 1 );
meshMapper->SetResolveCoincidentTopologyToPolygonOffset();
// Create wireframe actor for entire mesh
vtkNew<vtkActor> meshActor;
meshActor->SetMapper( meshMapper.GetPointer() );
meshActor->GetProperty()->SetRepresentationToWireframe();
renderer->AddViewProp( meshActor.GetPointer() );
cellData->SetActiveScalars("frac_pres[1]");
// Reconstruct Youngs material interface
vtkNew<vtkYoungsMaterialInterface> youngs;
youngs->SetInputData( meshMB.GetPointer() );
youngs->SetNumberOfMaterials( 2 );
youngs->SetMaterialVolumeFractionArray( 0, "frac_pres[1]" );
youngs->SetMaterialVolumeFractionArray( 1, "frac_pres[2]" );
youngs->SetMaterialNormalArray( 0, "norme" );
youngs->SetMaterialNormalArray( 1, "norme" );
youngs->SetVolumeFractionRange( .001, .999 );
youngs->FillMaterialOn();
youngs->RemoveAllMaterialBlockMappings();
youngs->AddMaterialBlockMapping( -1 );
youngs->AddMaterialBlockMapping( 1 );
youngs->AddMaterialBlockMapping( -2 );
youngs->AddMaterialBlockMapping( 2 );
youngs->UseAllBlocksOff();
youngs->Update();
// Create mappers and actors for surface rendering of all reconstructed interfaces;
vtkSmartPointer<vtkCompositeDataIterator> interfaceIterator;
interfaceIterator.TakeReference( youngs->GetOutput()->NewIterator() );
interfaceIterator->SkipEmptyNodesOn();
interfaceIterator->InitTraversal();
interfaceIterator->GoToFirstItem();
while ( interfaceIterator->IsDoneWithTraversal() == 0 )
{
// Select blue component of leaf mesh
double bComp = interfaceIterator->GetCurrentFlatIndex() == 2 ? 0 : 1;
// Fetch interface object and downcast to data set
vtkDataObject* interfaceDO = interfaceIterator->GetCurrentDataObject();
vtkDataSet* interface = vtkDataSet::SafeDownCast( interfaceDO );
// Create mapper for interface
vtkNew<vtkDataSetMapper> interfaceMapper;
interfaceMapper->SetInputData( interface );
interfaceIterator->GoToNextItem();
interfaceMapper->ScalarVisibilityOff();
interfaceMapper->SetResolveCoincidentTopologyPolygonOffsetParameters( 1, 100 );
interfaceMapper->SetResolveCoincidentTopologyToPolygonOffset();
// Create surface actor and add it to view
vtkNew<vtkActor> interfaceActor;
interfaceActor->SetMapper( interfaceMapper.GetPointer() );
interfaceActor->GetProperty()->SetColor( 0., 1 - bComp, bComp );
interfaceActor->GetProperty()->SetRepresentationToSurface();
renderer->AddViewProp( interfaceActor.GetPointer() );
}
// Render and test;
window->Render();
interactor->Start();
return EXIT_SUCCESS;
}
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