added edge is visible routine

mlivesu · Nov 16, 2023 · ecb7fb2 · ecb7fb2
1 parent 111d334
commit ecb7fb2
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diff --git a/include/cinolib/meshes/abstract_polyhedralmesh.cpp b/include/cinolib/meshes/abstract_polyhedralmesh.cpp
@@ -576,6 +576,22 @@ bool AbstractPolyhedralMesh<M,V,E,F,P>::face_is_visible(const uint fid, uint & p
 
 //::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
 
+template<class M, class V, class E, class F, class P>
+CINO_INLINE
+bool AbstractPolyhedralMesh<M,V,E,F,P>::edge_is_visible(const uint eid) const
+{
+    for(uint pid : this->adj_e2p(eid))
+    {
+        if(!this->poly_data(pid).flags[HIDDEN])
+        {
+            return true;
+        }
+    }
+    return false;
+}
+
+//::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
+
 template<class M, class V, class E, class F, class P>
 CINO_INLINE
 void AbstractPolyhedralMesh<M,V,E,F,P>::face_apply_labels(const std::vector<int> & labels)

diff --git a/include/cinolib/meshes/abstract_polyhedralmesh.h b/include/cinolib/meshes/abstract_polyhedralmesh.h
@@ -219,6 +219,7 @@ class AbstractPolyhedralMesh : public AbstractMesh<M,V,E,P>
         std::vector<uint> edge_faces_link            (const uint eid) const;
         uint              edge_split                 (const uint eid, const vec3d & p);
         double            edge_dihedral_angle        (const uint eid) const override;
+        bool              edge_is_visible            (const uint eid) const;
 
         //::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::