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Skeletonization: Make it deterministic

This commit is contained in:
Andreas Fabri 2023-06-26 16:30:17 +01:00
parent 9cc17545b4
commit 9cc1dda51b
1 changed files with 5 additions and 1 deletions
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6
Surface_mesh_skeletonization/include/CGAL/Mean_curvature_flow_skeletonization.h
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@ -234,6 +234,10 @@ public:
typedef typename boost::graph_traits<mTriangleMesh>::edge_descriptor edge_descriptor;
typedef typename boost::graph_traits<mTriangleMesh>::edge_iterator edge_iterator;
struct Less_id {
bool operator()(const edge_descriptor& x, const edge_descriptor& y) const { return x.id() < y.id(); }
};
// Get weight from the weight interface.
typedef CGAL::Weights::Cotangent_weight<mTriangleMesh, mVertexPointMap, Traits> Weight_calculator;
@ -1425,7 +1429,7 @@ std::size_t Mean_curvature_flow_skeletonization<TriangleMesh, Traits_, VertexPoi
{
std::size_t cnt=0, prev_cnt=0;
std::set<edge_descriptor> edges_to_collapse, non_topologically_valid_collapses;
std::set<edge_descriptor,Less_id> edges_to_collapse, non_topologically_valid_collapses;
for(edge_descriptor ed : edges(m_tmesh))
if ( edge_should_be_collapsed(ed) )