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+/*  This file is part of the OpenLB library
+ *
+ *  Copyright (C) 2014-2016 Cyril Masquelier, Mathias J. Krause, Albert Mink
+ *  E-mail contact: info@openlb.net
+ *  The most recent release of OpenLB can be downloaded at
+ *  <http://www.openlb.net/>
+ *
+ *  This program is free software; 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 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public
+ *  License along with this program; if not, write to the Free
+ *  Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA  02110-1301, USA.
+*/
+
+#ifndef SMOOTH_INDICATOR_F_3D_H
+#define SMOOTH_INDICATOR_F_3D_H
+
+#include <vector>
+
+#include "smoothIndicatorBaseF3D.h"
+#include "io/xmlReader.h"
+
+#include "core/blockData3D.h"
+#include "core/unitConverter.h"
+#include "functors/analytical/indicator/indicatorBaseF2D.h"
+#include "functors/analytical/indicator/indicatorBaseF3D.h"
+
+namespace olb {
+
+/// implements a smooth particle cuboid in 3D with an _epsilon sector. 
+template <typename T, typename S, bool HLBM=false>
+class SmoothIndicatorCuboid3D final: public SmoothIndicatorF3D<T, S, HLBM> {
+private:
+  S _xLength;
+  S _yLength;
+  S _zLength;
+public:
+  SmoothIndicatorCuboid3D(Vector<S,3> center, S xLength, S yLength, S zLength, S epsilon, Vector<S,3> theta = Vector<S,3> (0.,0.,0.), S density=0, Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  bool operator()(T output[],const S input[]) override;
+};
+
+/// implements a smooth sphere in 3D with an _epsilon sector 
+template <typename T, typename S, bool HLBM=false>
+class SmoothIndicatorSphere3D final: public SmoothIndicatorF3D<T, S, HLBM> {
+private:
+  S _radius;
+public:
+  SmoothIndicatorSphere3D(Vector<S, 3> center, S radius, S epsilon, S density=0, Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  bool operator()(T output[], const S input[]) override;
+};
+
+/// implements a smooth particle cylinder in 3D with an _epsilon sector.
+template <typename T, typename S, bool HLBM=false>
+class SmoothIndicatorCylinder3D final: public SmoothIndicatorF3D<T, S, HLBM> {
+private:
+  S _radius;
+  S _length;
+  void initIndicatorCylinder3D(Vector<S,3> normal, Vector<S,3> theta, S density, Vector<S,3> vel);
+public:
+  SmoothIndicatorCylinder3D(Vector<S,3> pointA, Vector<S,3> pointB, S radius, S epsilon, Vector<S,3> theta = Vector<S,3> (0.,0.,0.), S density=0, Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  SmoothIndicatorCylinder3D(Vector<S,3> center, Vector<S,3> normal, S radius, S length, S epsilon, Vector<S,3> theta = Vector<S,3> (0.,0.,0.), S density=0, Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  bool operator()(T output[], const S input[]) override;
+};
+
+/// implements a smooth particle cone in 3D with an _epsilon sector
+template <typename T, typename S, bool HLBM=false>
+class SmoothIndicatorCone3D : public SmoothIndicatorF3D<T, S, HLBM> {
+private:
+  S _length;
+  S _radiusA;
+  S _radiusB;
+  void initIndicatorCone3D(Vector<S,3> normal, Vector<S,3> theta, S density, Vector<S,3> vel);
+public:
+  SmoothIndicatorCone3D(Vector<S,3> pointA, Vector<S,3> pointB,
+                        S radiusA, S radiusB, S epsilon, Vector<S,3> theta = Vector<S,3> (0.,0.,0.), S density=0, 
+                        Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  SmoothIndicatorCone3D(Vector<S,3> center, Vector<S,3> normal, S lenght,
+                        S radiusA, S radiusB, S epsilon, Vector<S,3> theta = Vector<S,3> (0.,0.,0.), 
+                        S density=0, Vector<S,3> vel = Vector<S,3> (0.,0.,0.));
+  bool operator() (T output[], const S input[]) override;
+};
+
+}
+
+#endif
+