From: Gard Spreemann <gspreemann@gmail.com>
Date: Fri, 18 May 2018 19:13:09 +0200
Subject: CGAL 4.12 compatibility.

---
 utilities/Alpha_complex/alpha_complex_3d_persistence.cpp                 | 1 +
 utilities/Alpha_complex/exact_alpha_complex_3d_persistence.cpp           | 1 +
 utilities/Alpha_complex/periodic_alpha_complex_3d_persistence.cpp        | 1 +
 utilities/Alpha_complex/weighted_alpha_complex_3d_persistence.cpp        | 1 +
 .../Alpha_complex/weighted_periodic_alpha_complex_3d_persistence.cpp     | 1 +
 5 files changed, 5 insertions(+)

diff --git a/utilities/Alpha_complex/alpha_complex_3d_persistence.cpp b/utilities/Alpha_complex/alpha_complex_3d_persistence.cpp
index 8ef5ffb..6491dac 100644
--- a/utilities/Alpha_complex/alpha_complex_3d_persistence.cpp
+++ b/utilities/Alpha_complex/alpha_complex_3d_persistence.cpp
@@ -36,6 +36,7 @@
 #include <CGAL/Delaunay_triangulation_3.h>
 #include <CGAL/Alpha_shape_3.h>
 #include <CGAL/iterator.h>
+#include <CGAL/Alpha_shape_vertex_base_3.h>
 
 #include <fstream>
 #include <cmath>
diff --git a/utilities/Alpha_complex/exact_alpha_complex_3d_persistence.cpp b/utilities/Alpha_complex/exact_alpha_complex_3d_persistence.cpp
index cceac46..f762024 100644
--- a/utilities/Alpha_complex/exact_alpha_complex_3d_persistence.cpp
+++ b/utilities/Alpha_complex/exact_alpha_complex_3d_persistence.cpp
@@ -31,6 +31,7 @@
 #include <CGAL/Delaunay_triangulation_3.h>
 #include <CGAL/Alpha_shape_3.h>
 #include <CGAL/iterator.h>
+#include <CGAL/Alpha_shape_vertex_base_3.h>
 
 #include <fstream>
 #include <cmath>
diff --git a/utilities/Alpha_complex/periodic_alpha_complex_3d_persistence.cpp b/utilities/Alpha_complex/periodic_alpha_complex_3d_persistence.cpp
index 188cf60..a69ba9f 100644
--- a/utilities/Alpha_complex/periodic_alpha_complex_3d_persistence.cpp
+++ b/utilities/Alpha_complex/periodic_alpha_complex_3d_persistence.cpp
@@ -33,6 +33,7 @@
 #include <CGAL/Periodic_3_Delaunay_triangulation_3.h>
 #include <CGAL/Alpha_shape_3.h>
 #include <CGAL/iterator.h>
+#include <CGAL/Alpha_shape_vertex_base_3.h>
 
 #include <fstream>
 #include <cmath>
diff --git a/utilities/Alpha_complex/weighted_alpha_complex_3d_persistence.cpp b/utilities/Alpha_complex/weighted_alpha_complex_3d_persistence.cpp
index 93be8a0..b35ae31 100644
--- a/utilities/Alpha_complex/weighted_alpha_complex_3d_persistence.cpp
+++ b/utilities/Alpha_complex/weighted_alpha_complex_3d_persistence.cpp
@@ -32,6 +32,7 @@
 #include <CGAL/Regular_triangulation_3.h>
 #include <CGAL/Alpha_shape_3.h>
 #include <CGAL/iterator.h>
+#include <CGAL/Alpha_shape_vertex_base_3.h>
 
 // For CGAL < 4.11
 #if CGAL_VERSION_NR < 1041100000
diff --git a/utilities/Alpha_complex/weighted_periodic_alpha_complex_3d_persistence.cpp b/utilities/Alpha_complex/weighted_periodic_alpha_complex_3d_persistence.cpp
index 5321bb0..16864b5 100644
--- a/utilities/Alpha_complex/weighted_periodic_alpha_complex_3d_persistence.cpp
+++ b/utilities/Alpha_complex/weighted_periodic_alpha_complex_3d_persistence.cpp
@@ -32,6 +32,7 @@
 #include <CGAL/Periodic_3_regular_triangulation_3.h>
 #include <CGAL/Alpha_shape_3.h>
 #include <CGAL/iterator.h>
+#include <CGAL/Alpha_shape_vertex_base_3.h>
 
 #include <fstream>
 #include <cmath>