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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "itkQuadEdgeMeshEulerOperatorFlipEdgeFunction.h"
#include "itkQuadEdgeMeshEulerOperatorsTestHelper.h"
int itkQuadEdgeMeshEulerOperatorFlipTest( int , char * [] )
{
typedef itk::QuadEdgeMesh< double, 3 > MeshType;
typedef MeshType::Pointer MeshPointer;
typedef MeshType::QEType QEType;
typedef itk::QuadEdgeMeshEulerOperatorFlipEdgeFunction< MeshType, QEType>
FlipEdge;
MeshPointer mesh = MeshType::New();
CreateSquareTriangularMesh<MeshType>( mesh );
FlipEdge::Pointer flipEdge = FlipEdge::New( );
std::cout << flipEdge << std::endl;
#ifndef NDEBUG
if( flipEdge->Evaluate( (QEType*)1 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
#endif
std::cout << flipEdge->GetNameOfClass() << std::endl;
flipEdge->SetInput( mesh );
#ifndef NDEBUG
std::cout << " " << "Test QE Input not internal";
QEType* dummy = new QEType;
if( flipEdge->Evaluate( dummy ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
delete dummy;
std::cout << "OK" << std::endl;
std::cout << " " << "Test No QE Input";
if( flipEdge->Evaluate( (QEType*)0 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
#endif
mesh->LightWeightDeleteEdge( mesh->FindEdge( 12, 18 ) );
mesh->AddFace( mesh->FindEdge( 17 ,12 ) );
std::cout << " " << "Flip an edge with a polygonal face (impossible)";
QEType* tempFlippedEdge = flipEdge->Evaluate( mesh->FindEdge( 12 , 17 ) );
if( tempFlippedEdge )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
CreateSquareTriangularMesh<MeshType>( mesh );
std::cout << " " << "Flip an edge (possible)";
tempFlippedEdge = flipEdge->Evaluate( mesh->FindEdge( 12 , 6 ) );
if( !tempFlippedEdge )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
// The number of edges and faces must be unchanged:
if( ! AssertTopologicalInvariants< MeshType >
( mesh, 25, 56, 32, 1, 0 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 12 ).GetValence( ) != 5 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 12 ).GetValence( )
<< " for vertex 12 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 6 ).GetValence( ) != 5 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 6 ).GetValence( )
<< " for vertex 6 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 11 ).GetValence( ) != 7 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 11 ).GetValence( )
<< " for vertex 11 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 7 ).GetValence( ) != 7 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 7 ).GetValence( )
<< " for vertex 7 ]." << std::endl;
return EXIT_FAILURE;
}
std::cout << ".OK" << std::endl;
// Checking invariance (i.e. FlipEdge is it's own inverse):
std::cout << " " << "Check FlipEdge(FlipEdge()) invariance (possible for triangles).";
if( !flipEdge->Evaluate( tempFlippedEdge ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
// The number of edges and faces must be unchanged:
if( ! AssertTopologicalInvariants< MeshType >
( mesh, 25, 56, 32, 1, 0 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 12 ).GetValence( ) != 6 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 12 ).GetValence( )
<< " for vertex 12 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 6 ).GetValence( ) != 6 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 6 ).GetValence( )
<< " for vertex 6 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 11 ).GetValence( ) != 6 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 11 ).GetValence( )
<< " for vertex 11 ]." << std::endl;
return EXIT_FAILURE;
}
if ( mesh->GetPoint( 7 ).GetValence( ) != 6 )
{
std::cout << "FAILED [wrong valence of "
<< mesh->GetPoint( 7 ).GetValence( )
<< " for vertex 7 ]." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
std::cout << "Checking FlipEdge." << "OK" << std::endl << std::endl;
return EXIT_SUCCESS;
}
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