From 9d3f13a40faaab8f585fc149d86c4856daa4c627 Mon Sep 17 00:00:00 2001
From: Kai Szuttor <kai@icp.uni-stuttgart.de>
Date: Mon, 24 Feb 2020 10:59:05 +0100
Subject: [PATCH] core: shapes: Union: provide override for is_inside.

---
 src/core/shapes/Union.hpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/core/shapes/Union.hpp b/src/core/shapes/Union.hpp
index 92771d2a309..48fac68f31c 100644
--- a/src/core/shapes/Union.hpp
+++ b/src/core/shapes/Union.hpp
@@ -20,6 +20,7 @@
 #ifndef SHAPES_UNION
 #define SHAPES_UNION
 
+#include <boost/range/numeric.hpp>
 #include <memory>
 
 #include "Shape.hpp"
@@ -66,6 +67,14 @@ class Union : public Shape {
                         dist_compare);
   }
 
+  bool is_inside(Utils::Vector3d const &pos) const override {
+    return boost::accumulate(
+        m_shapes, false,
+        [&pos](bool inside, std::shared_ptr<Shapes::Shape> const &s) {
+          return inside && s->is_inside(pos);
+        });
+  }
+
 private:
   std::vector<std::shared_ptr<Shapes::Shape>> m_shapes;
 };