add const begin/end iterators to SurfaceCollection to let it work in …

…range-based for loops (const)
klocs · Jan 6, 2019 · 748dd3c · 748dd3c
1 parent f18c340
commit 748dd3c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/xs/src/libslic3r/SurfaceCollection.hpp b/xs/src/libslic3r/SurfaceCollection.hpp
@@ -78,6 +78,8 @@ class SurfaceCollection
     Surfaces::iterator end() { return this->surfaces.end();}
     Surfaces::const_iterator cbegin() const { return this->surfaces.cbegin();}
     Surfaces::const_iterator cend() const { return this->surfaces.cend();}
+    Surfaces::const_iterator begin() const { return this->surfaces.cbegin();}
+    Surfaces::const_iterator end() const { return this->surfaces.cend();}
 };
 
 }