/usr/include/ITK-4.9/itkQuadEdgeMeshEulerOperatorJoinFacetFunction.hxx is in libinsighttoolkit4-dev 4.9.0-4ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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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.
*
*=========================================================================*/
#ifndef itkQuadEdgeMeshEulerOperatorJoinFacetFunction_hxx
#define itkQuadEdgeMeshEulerOperatorJoinFacetFunction_hxx
#include "itkQuadEdgeMeshEulerOperatorJoinFacetFunction.h"
namespace itk
{
template< typename TMesh, typename TQEType >
typename QuadEdgeMeshEulerOperatorJoinFacetFunction< TMesh, TQEType >::OutputType
QuadEdgeMeshEulerOperatorJoinFacetFunction< TMesh, TQEType >::Evaluate(QEType *e)
{
#ifndef NDEBUG
if ( !e )
{
itkDebugMacro("Input is not an edge.");
return ( (QEType *)0 );
}
if ( !this->m_Mesh )
{
itkDebugMacro("No mesh present.");
return ( (QEType *)0 );
}
#endif
if ( !e->IsInternal() )
{
itkDebugMacro("The edge is either border or wire.");
return ( (QEType *)ITK_NULLPTR );
}
// Initial state Final state //
//
// Dest Dest //
// /|\ / \ //
// / | \ / \ //
// / | \ / \ //
// / | \ / \ //
// / | \ / \ //
// / | \ / \ //
// / | \ / \ //
// / ^ \ / \ //
// o F1 | F2 o o new Face o //
// \ e / \ / //
// \ | / \ / //
// ^ | / returned e / //
// \ | / \ / //
// oNext | / v / //
// \ | / \ / //
// \ | / \ / //
// \|/ \ / //
// Org Org //
//
QEType *return_e = e->GetOnext()->GetSym();
// delete the edge and the two associated faces
this->m_Mesh->LightWeightDeleteEdge(e);
// Build a new face in replacement of the one we deleted:
this->m_Mesh->AddFace(return_e);
this->m_Mesh->Modified();
return ( return_e );
}
}
#endif
// eof - itkQuadEdgeMeshEulerOperatorJoinFacetFunction.hxx
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