From 16aaf4cda5fd97da12a7f1da8b0a5168fac2e289 Mon Sep 17 00:00:00 2001
From: vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb>
Date: Tue, 11 Oct 2016 13:57:03 +0000
Subject: Problem of merge with tangentialcomplex branch. Redo in an
 integration branch

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/tangential_integration@1701 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: fa029e8e90b3e203ea675f02098ec6fe95596f9f
---
 .../gudhi_patches/CGAL/Triangulation_face.h        | 111 +++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 src/common/include/gudhi_patches/CGAL/Triangulation_face.h

(limited to 'src/common/include/gudhi_patches/CGAL/Triangulation_face.h')

diff --git a/src/common/include/gudhi_patches/CGAL/Triangulation_face.h b/src/common/include/gudhi_patches/CGAL/Triangulation_face.h
new file mode 100644
index 00000000..bc9c1781
--- /dev/null
+++ b/src/common/include/gudhi_patches/CGAL/Triangulation_face.h
@@ -0,0 +1,111 @@
+// Copyright (c) 2009-2014 INRIA Sophia-Antipolis (France).
+// All rights reserved.
+//
+// This file is part of CGAL (www.cgal.org).
+// You can redistribute it and/or modify it under the terms of the GNU
+// General Public License as published by the Free Software Foundation,
+// either version 3 of the License, or (at your option) any later version.
+//
+// Licensees holding a valid commercial license may use this file in
+// accordance with the commercial license agreement provided with the software.
+//
+// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+//
+// $URL$
+// $Id$
+//
+// Author(s)    : Samuel Hornus
+
+#ifndef CGAL_TRIANGULATION_FACE_H
+#define CGAL_TRIANGULATION_FACE_H
+
+#include <CGAL/basic.h>
+#include <CGAL/internal/Static_or_dynamic_array.h>
+
+namespace CGAL {
+
+template< typename TDS >
+class Triangulation_face
+{
+    typedef typename internal::Dimen_plus_one<typename TDS::Maximal_dimension>::type Dimen_plus;
+public:
+    typedef TDS                                     Triangulation_data_structure;
+    typedef typename TDS::Full_cell_handle          Full_cell_handle; /* Concept */
+    typedef typename TDS::Vertex_handle             Vertex_handle; /* Concept */
+    typedef internal::S_or_D_array<int, Dimen_plus> Indices;
+
+protected:
+    Full_cell_handle        full_cell_;
+    Indices                 indices_;
+
+public:
+    explicit Triangulation_face(Full_cell_handle s) /* Concept */
+    : full_cell_(s), indices_(s->maximal_dimension()+2) 
+    {
+        CGAL_assertion( Full_cell_handle() != s );
+        clear();
+    }
+
+    explicit Triangulation_face(const int maximal_dim) /* Concept */
+    : full_cell_(), indices_(maximal_dim+2) 
+    {
+        clear();
+    }
+
+    Triangulation_face(const Triangulation_face & f) /* Concept */
+    : full_cell_(f.full_cell_), indices_(f.indices_)
+    {}
+
+    int face_dimension() const /* Concept */
+    {
+        int i(0);
+        while( -1 != indices_[i] ) ++i;
+        return (i-1);
+    }
+
+    Full_cell_handle full_cell() const /* Concept */
+    {
+        return full_cell_;
+    }
+
+    int index(const int i) const /* Concept */
+    {
+        CGAL_precondition( (0 <= i) && (i <= face_dimension()) );
+        return indices_[i];
+    }
+
+    Vertex_handle vertex(const int i) const /* Concept */
+    {
+        int j = index(i);
+        if( j == -1 )
+            return Vertex_handle();
+        return full_cell()->vertex(j);
+    }
+
+// - - - - - - - - - - - - - - - - - -  UPDATE FUNCTIONS	
+
+    void clear() /* Concept */
+    {    
+        const std::size_t d = indices_.size();
+        for(std::size_t i = 0; i < d; ++i )
+            indices_[i] = -1;
+    }
+
+    void set_full_cell(Full_cell_handle s) /* Concept */
+    {
+        CGAL_precondition( Full_cell_handle() != s );
+        full_cell_ = s;
+    }
+
+    void set_index(const int i, const int idx) /* Concept */
+    {
+        CGAL_precondition( (0 <= i) && ((size_t)i+1 < indices_.size()) );
+        CGAL_precondition( (0 <= idx) && ((size_t)idx < indices_.size()) );
+        indices_[i] = idx;
+    }
+};
+
+} //namespace CGAL
+
+#endif // CGAL_TRIANGULATION_FACE_H
-- 
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