/usr/include/trilinos/MsqFreeVertexIndexIterator.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 | /* *****************************************************************
MESQUITE -- The Mesh Quality Improvement Toolkit
Copyright 2004 Sandia Corporation and Argonne National
Laboratory. Under the terms of Contract DE-AC04-94AL85000
with Sandia Corporation, the U.S. Government retains certain
rights in this software.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
(lgpl.txt) along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
diachin2@llnl.gov, djmelan@sandia.gov, mbrewer@sandia.gov,
pknupp@sandia.gov, tleurent@mcs.anl.gov, tmunson@mcs.anl.gov
***************************************************************** */
/*!
\file MsqFreeVertexIndexIterator.hpp
\brief This file contains the MsqFreeVertexIndexIterator class
\author Thomas Leurent
\date 2002-01-17
*/
#ifndef MsqFreeVertexIndexIterator_hpp
#define MsqFreeVertexIndexIterator_hpp
#include <cstddef>
#include <cstdlib>
#include "Mesquite.hpp"
#include "MsqVertex.hpp"
#include "PatchData.hpp"
#include "MsqVertex.hpp"
namespace MESQUITE_NS
{
class MsqError;
/*! \class MsqFreeVertexIndexIterator
\brief iterates over indexes of free vetices in a PatchData.
A free vertex is defined as not having the MSQ_CULLED and MSQ_HARD_FIXED
flags activated.
Use the iterator as follow:
MsqFreeVertexIndexIterator ind(&patch_data,err);
ind.reset();
while (ind.next()) {
cout << ind.value();
} .*/
class MsqFreeVertexIndexIterator {
public:
MsqFreeVertexIndexIterator(const PatchData& pd, MsqError &err) :
iterOriginator(pd), iterCurrentIndex((size_t)-1)
{}
//! Resets the iterator.
//! The next call to next() will set the iterator on the first free vertex.
void reset() { iterCurrentIndex=(size_t)-1; }
//! Increments the iterator. returns false if there is no more free vertex.
inline bool next();
//! Returns an index corresponding to a free vertex.
std::size_t value() {return iterCurrentIndex;}
private:
const PatchData& iterOriginator;
std::size_t iterCurrentIndex;
};
/** \brief Advance iterator
*
* Advance iterator to next free vertex
*\return false if at end, true otherwise
*/
inline bool MsqFreeVertexIndexIterator::next()
{
++iterCurrentIndex;
while (iterCurrentIndex < iterOriginator.num_free_vertices())
{
if (!iterOriginator.vertex_by_index(iterCurrentIndex).is_flag_set(MsqVertex::MSQ_CULLED))
return true;
++iterCurrentIndex;
}
return false;
}
} // namespace
#endif // MsqFreeVertexIndexIterator_hpp
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