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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 "itkQuadEdgeMeshEulerOperatorSplitFacetFunction.h"
#include "itkQuadEdgeMeshEulerOperatorJoinFacetFunction.h"
#include "itkQuadEdgeMeshEulerOperatorsTestHelper.h"
int itkQuadEdgeMeshEulerOperatorSplitFaceTest( int, char * [] )
{
typedef itk::QuadEdgeMesh< double, 3 > MeshType;
typedef MeshType::Pointer MeshPointer;
typedef MeshType::QEType QEType;
typedef itk::QuadEdgeMeshEulerOperatorSplitFacetFunction< MeshType, QEType>
SplitFacet;
typedef itk::QuadEdgeMeshEulerOperatorJoinFacetFunction< MeshType, QEType >
JoinFacet;
/////////////////////////////////////////
//
// Split Facet
//
/////////////////////////////////////////
// Split the facet again in order to restore the original situation:
std::cout << "Checking SplitFacet." << std::endl;
SplitFacet::Pointer splitFacet = SplitFacet::New( );
std::cout << " " << "Test No Mesh Input";
if( splitFacet->Evaluate( (QEType*)1, (QEType*)2 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
(void)splitFacet->GetNameOfClass();
MeshPointer mesh = MeshType::New();
CreateSquareTriangularMesh<MeshType>( mesh );
splitFacet->SetInput( mesh );
std::cout << " " << "Test No QE Input";
if( splitFacet->Evaluate( (QEType*)ITK_NULLPTR, (QEType*)ITK_NULLPTR ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
std::cout << " " << "Test two QE Input not sharing the same left";
if( splitFacet->Evaluate( mesh->FindEdge( 10, 16 ),
mesh->FindEdge( 13, 19 ) ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
std::cout << " " << "Test twice same non-null QE Input";
if( splitFacet->Evaluate( (QEType*)1, (QEType*)1 ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
std::cout << " " << "Test two consecutive QE Input";
if( splitFacet->Evaluate( mesh->FindEdge( 10, 16 ),
mesh->FindEdge( 10, 16 )->GetLnext( ) ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
JoinFacet::Pointer joinFacet = JoinFacet::New();
QEType* DeletedEdge = mesh->FindEdge( 12, 7 );
QEType* G = DeletedEdge->GetSym( )->GetLprev( );
QEType* H = joinFacet->Evaluate( DeletedEdge );
if( !splitFacet->Evaluate( H, G ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
std::cout << " " << "Split a face (possible)";
// The number of edges and faces must be respectively identical to
// the original number edges and faces:
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( )
<< " ]." << std::endl;
return EXIT_FAILURE;
}
std::cout << "OK" << std::endl;
std::cout << "Checking SplitFacet. OK" << std::endl << std::endl;
std::cout << "Checking JoinFacet( SplitFacet( edge ) ) invariance.";
G = mesh->FindEdge( 12, 7 )->GetSym( )->GetLprev( );
H = joinFacet->Evaluate( mesh->FindEdge( 12, 7 ) );
if( !H )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
if( !joinFacet->Evaluate( splitFacet->Evaluate( H, G ) ) )
{
std::cout << "FAILED." << std::endl;
return EXIT_FAILURE;
}
if( ! AssertTopologicalInvariants< MeshType >
( mesh, 25, 55, 31, 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( )
<< " ]." << std::endl;
return EXIT_FAILURE;
}
std::cout << ".OK" << std::endl << std::endl;
return EXIT_SUCCESS;
}
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