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Bug fix in drawing of interior faces when the outer boundary is pinched

This commit is contained in:
Guillaume Damiand 2023-09-28 19:21:49 +02:00
parent 8a4b492f1c
commit 2891528073
1 changed files with 17 additions and 15 deletions
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28
GraphicsView/include/CGAL/Buffer_for_vao.h
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@ -746,10 +746,17 @@ protected:
fit->info().is_process = false;
}
// (2.2) We check if the facet is external or internal
std::queue<typename CDT::Face_handle> face_queue;
std::queue<typename CDT::Face_handle> face_queue, faces_internal;
typename CDT::Face_handle face_internal = nullptr;
if (cdt.infinite_vertex()->face()!=nullptr)
{ face_queue.push(cdt.infinite_vertex()->face()); }
{
typename CDT::Face_circulator
incident_faces(cdt.infinite_vertex()), end_incident_faces(incident_faces);
do
{ face_queue.push(incident_faces); }
while(++incident_faces!=end_incident_faces);
}
// std::cout<<"# faces PUSHED "<<face_queue.size()<<std::endl;
while(!face_queue.empty())
{
typename CDT::Face_handle fh=face_queue.front();
@ -764,21 +771,16 @@ protected:
if (fh->neighbor(i)!=nullptr)
{ face_queue.push(fh->neighbor(i)); }
}
else if (face_internal==nullptr)
{
face_internal = fh->neighbor(i);
}
else
{ faces_internal.push(fh->neighbor(i)); }
}
}
}
if ( face_internal!=nullptr )
{ face_queue.push(face_internal); }
while(!face_queue.empty())
while(!faces_internal.empty())
{
typename CDT::Face_handle fh = face_queue.front();
face_queue.pop();
typename CDT::Face_handle fh=faces_internal.front();
faces_internal.pop();
if(!fh->info().is_process)
{
fh->info().is_process = true;
@ -788,7 +790,7 @@ protected:
if(!cdt.is_constrained(std::make_pair(fh, i)))
{
if (fh->neighbor(i)!=nullptr)
{ face_queue.push(fh->neighbor(i)); }
{ faces_internal.push(fh->neighbor(i)); }
}
}
}