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diff --git a/src/GudhUI/view/FirstCoordProjector.h b/src/GudhUI/view/FirstCoordProjector.h
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+++ b/src/GudhUI/view/FirstCoordProjector.h
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+/*    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):       David Salinas
+ *
+ *    Copyright (C) 2014 Inria
+ *
+ *    Modification(s):
+ *      - YYYY/MM Author: Description of the modification
+ */
+
+#ifndef VIEW_FIRSTCOORDPROJECTOR_H_
+#define VIEW_FIRSTCOORDPROJECTOR_H_
+
+#include "utils/UI_utils.h"
+#include "Projector3D.h"
+
+class FirstCoordProjector3D : public Projector3D {
+  typedef Projector3D::Point Point;
+  typedef Projector3D::Point_3 Point_3;
+
+  Point_3 operator()(const Point& p) const {
+    if (p.dimension() >= 3)
+      return Point_3(p.x(), p.y(), p.z());
+    else if  (p.dimension() >= 2)
+      return Point_3(p.x(), p.y(), 0.0);
+    else
+      return Point_3(0.0, 0.0, 0.0);
+  }
+};
+
+#endif  // VIEW_FIRSTCOORDPROJECTOR_H_