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-rw-r--r--src/Spatial_searching/include/gudhi/Kd_tree_search.h19
1 files changed, 15 insertions, 4 deletions
diff --git a/src/Spatial_searching/include/gudhi/Kd_tree_search.h b/src/Spatial_searching/include/gudhi/Kd_tree_search.h
index 92f3f11b..fedbb32e 100644
--- a/src/Spatial_searching/include/gudhi/Kd_tree_search.h
+++ b/src/Spatial_searching/include/gudhi/Kd_tree_search.h
@@ -1,12 +1,11 @@
-/* This file is part of the Gudhi Library. The Gudhi library
- * (Geometric Understanding in Higher Dimensions) is a generic C++
- * library for computational topology.
- *
+/* This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
+ * See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details.
* Author(s): Clement Jamin
*
* Copyright (C) 2016 Inria
*
* Modification(s):
+ * - 2019/08 Vincent Rouvreau: Fix issue #10 for CGAL and Eigen3
* - YYYY/MM Author: Description of the modification
*/
@@ -19,6 +18,9 @@
#include <CGAL/Search_traits_adapter.h>
#include <CGAL/Fuzzy_sphere.h>
#include <CGAL/property_map.h>
+#include <CGAL/version.h> // for CGAL_VERSION_NR
+
+#include <Eigen/src/Core/util/Macros.h> // for EIGEN_VERSION_AT_LEAST
#include <boost/property_map/property_map.hpp>
#include <boost/iterator/counting_iterator.hpp>
@@ -26,6 +28,15 @@
#include <cstddef>
#include <vector>
+// Make compilation fail - required for external projects - https://github.com/GUDHI/gudhi-devel/issues/10
+#if CGAL_VERSION_NR < 1041101000
+# error Alpha_complex_3d is only available for CGAL >= 4.11
+#endif
+
+#if !EIGEN_VERSION_AT_LEAST(3,1,0)
+# error Alpha_complex_3d is only available for Eigen3 >= 3.1.0 installed with CGAL
+#endif
+
namespace Gudhi {
namespace spatial_searching {