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Code Issues Releases Wiki Activity

#1105 Added example crashing CGAL

master
Marius Kintel 2014-12-28 15:32:57 -05:00
parent 3f6a590a2f
commit 06e2fc7d9b
2 changed files with 20 additions and 2 deletions
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4
cgal/data/issue1105.polygon Normal file
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@ -0,0 +1,4 @@
6, -25, 29.285714285714285
6, -26.732050855686023, 29.020513307787397
6, -26.732050855686026, 29.020513307787397
6, -26, 29.132600433972414

18
cgal/polyhole-tessellator.cpp
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@ -1,10 +1,13 @@
#include <boost/foreach.hpp>
#include <boost/algorithm/string.hpp>
#include <sstream>
#include <iostream>
#include <locale.h>
#include "cgalutils.h"
// Nef polyhedron are using CGAL_Kernel3 (Cartesian<Gmpq>)
// Triangulation will use Epick
@ -95,12 +98,23 @@ bool import_polygon(PolyholeK &polyhole, const std::string &filename)
int main(int argc, char *argv[])
{
PolyholeK polyhole;
if (argc == 2) {
K::Vector_3 *normal = NULL;
if (argc >= 2) {
if (!import_polygon(polyhole, argv[1])) {
std::cerr << "Error importing polygon" << std::endl;
exit(1);
}
std::cerr << "Imported " << polyhole.size() << " polygons" << std::endl;
if (argc == 3) {
std::vector<std::string> strs;
std::vector<double> normalvec;
std::string arg(argv[2]);
boost::split(strs, arg, boost::is_any_of(","));
assert(strs.size() == 3);
BOOST_FOREACH(const std::string &s, strs) normalvec.push_back(boost::lexical_cast<double>(s));
normal = new K::Vector_3(normalvec[0], normalvec[1], normalvec[2]);
}
}
else {
//construct two non-intersecting nested polygons
@ -119,7 +133,7 @@ int main(int argc, char *argv[])
}
Polygons triangles;
bool ok = CGALUtils::tessellatePolygonWithHoles(polyhole, triangles);
bool ok = CGALUtils::tessellatePolygonWithHoles(polyhole, triangles, normal);
std::cerr << "Tessellated into " << triangles.size() << " triangles" << std::endl;
export_stl(triangles, std::cout);