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rCADDMESH/src/libqhullpcpp/QhullVertexSet.cpp
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QhullVertexSet.cpp
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/****************************************************************************
**
** Copyright (c) 2009-2015 C.B. Barber. All rights reserved.
** $Id: //main/2011/qhull/src/libqhullpcpp/QhullVertexSet.cpp#2 $$Change: 1810 $
** $DateTime: 2015/01/17 18:28:15 $$Author: bbarber $
**
****************************************************************************/
#//! QhullVertexSet -- Qhull's linked Vertexs, as a C++ class
#include "QhullVertex.h"
#include "QhullVertexSet.h"
#include "QhullPoint.h"
#include "QhullRidge.h"
#include "QhullVertex.h"
using std::string;
using std::vector;
#ifdef _MSC_VER // Microsoft Visual C++ -- warning level 4
#pragma warning( disable : 4611) /* interaction between '_setjmp' and C++ object destruction is non-portable */
/* setjmp should not be implemented with 'catch' */
#endif
namespace orgQhull {
QhullVertexSet::
QhullVertexSet(int qhRunId, facetT *facetlist, setT *facetset, bool allfacets)
: QhullSet<QhullVertex>(0)
, qhsettemp_qhull(0)
, qhsettemp_defined(false)
{
UsingLibQhull q(qhRunId);
int exitCode = setjmp(qh errexit);
if(!exitCode){ // no object creation -- destructors skipped on longjmp()
setT *vertices= qh_facetvertices(facetlist, facetset, allfacets);
defineAs(vertices);
qhsettemp_qhull= s_qhull_output;
qhsettemp_defined= true;
}
q.maybeThrowQhullMessage(exitCode);
}//QhullVertexSet facetlist facetset
void QhullVertexSet::
freeQhSetTemp()
{
if(qhsettemp_defined){
UsingLibQhull q(qhsettemp_qhull, QhullError::NOthrow);
if(q.defined()){
int exitCode = setjmp(qh errexit);
if(!exitCode){ // no object creation -- destructors skipped on longjmp()
qh_settempfree(referenceSetT()); // errors if not top of tempstack or if qhmem corrupted
}
q.maybeThrowQhullMessage(exitCode, QhullError::NOthrow);
}
}
}//freeQhSetTemp
QhullVertexSet::
~QhullVertexSet()
{
freeQhSetTemp();
}//~QhullVertexSet
}//namespace orgQhull
#//Global functions
using std::endl;
using std::ostream;
using orgQhull::QhullPoint;
using orgQhull::QhullVertex;
using orgQhull::QhullVertexSet;
using orgQhull::QhullVertexSetIterator;
using orgQhull::UsingLibQhull;
//! Print Vertex identifiers to stream. Space prefix. From qh_printVertexheader [io.c]
ostream &
operator<<(ostream &os, const QhullVertexSet::PrintIdentifiers &pr)
{
if(pr.print_message && *pr.print_message){
os << pr.print_message;
}
for(QhullVertexSet::const_iterator i=pr.Vertex_set->begin(); i!=pr.Vertex_set->end(); ++i){
const QhullVertex v= *i;
os << " v" << v.id();
}
os << endl;
return os;
}//<<QhullVertexSet::PrintIdentifiers
//! Duplicate of printvertices [io.c]
//! If pr.run_id==UsingLibQhull::NOqhRunId, no access to qh [needed for QhullPoint]
ostream &
operator<<(ostream &os, const QhullVertexSet::PrintVertexSet &pr){
os << pr.print_message;
const QhullVertexSet *vs= pr.Vertex_set;
QhullVertexSetIterator i= *vs;
while(i.hasNext()){
const QhullVertex v= i.next();
const QhullPoint p= v.point();
os << " p" << p.id(pr.run_id) << "(v" << v.id() << ")";
}
os << endl;
return os;
}//<< PrintVertexSet
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