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diff --git a/src/functors/lattice/superLatticeLocalF3D.h b/src/functors/lattice/superLatticeLocalF3D.h
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+/*  This file is part of the OpenLB library
+ *
+ *  Copyright (C) 2012 Lukas Baron, Tim Dornieden, 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 SUPER_LATTICE_LOCAL_F_3D_H
+#define SUPER_LATTICE_LOCAL_F_3D_H
+
+#include<vector>
+
+#include "superBaseF3D.h"
+#include "superCalcF3D.h"
+#include "blockLatticeLocalF3D.h"
+#include "functors/analytical/indicator/indicatorBaseF3D.h"
+#include "core/superLattice3D.h"
+
+/** Note: Throughout the whole source code directory genericFunctions, the
+ *  template parameters for i/o dimensions are:
+ *           F: S^m -> T^n  (S=source, T=target)
+ */
+
+namespace olb {
+
+
+////////////////////////////////////////////////////////////////////////////////
+//////if globIC is not on the local processor, the returned vector is empty/////
+////////////////////////////////////////////////////////////////////////////////
+
+/// functor to get pointwise f population on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeFpop3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeFpop3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise dissipation density on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeDissipation3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  const UnitConverter<T,DESCRIPTOR>& _converter;
+public:
+  SuperLatticeDissipation3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                            const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise dissipation density on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysDissipation3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysDissipation3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise turbulent dissipation density on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeEffevtiveDissipation3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  const UnitConverter<T,DESCRIPTOR>& _converter;
+public:
+  SuperLatticeEffevtiveDissipation3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                     const UnitConverter<T,DESCRIPTOR>& converter, T smagoConst,
+                                     LESDynamics<T, DESCRIPTOR>& LESdynamics);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise turbulent dissipation density on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysEffevtiveDissipation3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysEffevtiveDissipation3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                         const UnitConverter<T,DESCRIPTOR>& converter, T smagoConst,
+                                         LESDynamics<T, DESCRIPTOR>& LESdynamics);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise density rho on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeDensity3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeDensity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise velocity on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeVelocity3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeVelocity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise velocity on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeExternalVelocity3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeExternalVelocity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise strain rate on local lattice
+/// s_ij = 1/2*(du_idr_j + du_jdr_i)
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeStrainRate3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  const UnitConverter<T,DESCRIPTOR>& _converter;
+public:
+  SuperLatticeStrainRate3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                           const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise flux on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeFlux3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeFlux3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise phys strain rate on local lattice
+/// s_ij = 1/2*(du_idr_j + du_jdr_i)
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysStrainRate3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysStrainRate3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                               const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise the material no. presenting the geometry on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeGeometry3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  SuperGeometry3D<T>& _superGeometry;
+  const int _material;
+public:
+  SuperLatticeGeometry3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                         SuperGeometry3D<T>& superGeometry, const int material = -1);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise the rank no. + 1 on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeRank3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeRank3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise the cuboid no. + 1 on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeCuboid3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeCuboid3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise phys pressure from rho on local lattices
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysPressure3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysPressure3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise phys velocity on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysVelocity3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysVelocity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             const UnitConverter<T,DESCRIPTOR>& converter, bool print=false);
+  bool operator() (T output[], const int input[]) override;
+private:
+  bool _print;
+};
+
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysExternalPorosity3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysExternalPorosity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                     const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysExternalVelocity3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysExternalVelocity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                     const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysExternalParticleVelocity3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysExternalParticleVelocity3D(SuperLattice3D<T,DESCRIPTOR>& blockLattice,
+      const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysExternal3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysExternal3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             T convFactorToPhysUnits,
+                             int offset, int size);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise phys force acting on a boundary with a given material on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysBoundaryForce3D : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+private:
+  FunctorPtr<SuperIndicatorF3D<T>> _indicatorF;
+public:
+  SuperLatticePhysBoundaryForce3D(SuperLattice3D<T,DESCRIPTOR>&      sLattice,
+                                  FunctorPtr<SuperIndicatorF3D<T>>&& indicatorF,
+                                  const UnitConverter<T,DESCRIPTOR>& converter);
+  SuperLatticePhysBoundaryForce3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                  SuperGeometry3D<T>& superGeometry, const int material,
+                                  const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise phys force for the PSM dynamics
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePSMPhysForce3D : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePSMPhysForce3D(SuperLattice3D<T,DESCRIPTOR>&      sLattice,
+                             const UnitConverter<T,DESCRIPTOR>& converter,
+                             int mode_=0);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise phys wall shear stress with a given material on local lattice
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysWallShearStress3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+private:
+  SuperGeometry3D<T>& _superGeometry;
+  const int _material;
+public:
+  SuperLatticePhysWallShearStress3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                    SuperGeometry3D<T>& superGeometry, const int material,
+                                    const UnitConverter<T,DESCRIPTOR>& converter,
+                                    IndicatorF3D<T>& indicator);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise phys force acting on a boundary with a given material on local lattice
+/// see: Caiazzo, Junk: Boundary Forces in lattice Boltzmann: Analysis of MEA
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysCorrBoundaryForce3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+private:
+  FunctorPtr<SuperIndicatorF3D<T>> _indicatorF;
+public:
+  SuperLatticePhysCorrBoundaryForce3D(SuperLattice3D<T,DESCRIPTOR>&      sLattice,
+                                      FunctorPtr<SuperIndicatorF3D<T>>&& indicatorF,
+                                      const UnitConverter<T,DESCRIPTOR>& converter);
+  SuperLatticePhysCorrBoundaryForce3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                      SuperGeometry3D<T>& superGeometry, const int material,
+                                      const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise, lattice-dependent external field
+template <typename T, typename DESCRIPTOR, typename FIELD>
+class SuperLatticeField3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeField3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise, lattice-dependent porosity values in [0,1]
+/// in combination with (Extended)PorousBGKdynamics: 0->solid, 1->fluid
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePorosity3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+public:
+  SuperLatticePorosity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise an approx. for the volume fraction
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeVolumeFractionApproximation3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeVolumeFractionApproximation3D(SuperLattice3D<T,DESCRIPTOR>& sLattice, SuperGeometry3D<T>& superGeometry,
+      IndicatorF3D<T>& indicator, int refinementLevel, const UnitConverter<T,DESCRIPTOR>& converter, bool insideOut = false);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise mesh-independent permeability values in (0,inf) in combination with (Extended)PorousBGKdynamics
+/// note: result is cropped to 999999
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysPermeability3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysPermeability3D(SuperLattice3D<T,DESCRIPTOR>& sLattice, const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise mesh-independent permeability values in (0,inf) in combination with (Extended)PorousBGKdynamics
+/// note: result is cropped to 1
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysCroppedPermeability3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePhysCroppedPermeability3D(SuperLattice3D<T,DESCRIPTOR>& sLattice, const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+
+/// computes pointwise -nu/K*u on the lattice, can be used with SuperSum3D as objective
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysDarcyForce3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+private:
+  SuperGeometry3D<T>& _superGeometry;
+  const int _material;
+public:
+  SuperLatticePhysDarcyForce3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                               SuperGeometry3D<T>& superGeometry,
+                               const int material, const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+
+/// functor that returns pointwise the l2-norm, e.g. of a velocity
+template <typename T, typename DESCRIPTOR>
+class SuperEuklidNorm3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  SuperLatticeF3D<T,DESCRIPTOR>& _f;
+public:
+  SuperEuklidNorm3D(SuperLatticeF3D<T,DESCRIPTOR>& f);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeInterpPhysVelocity3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeInterpPhysVelocity3D(SuperLattice3D<T,DESCRIPTOR>& sLattice, UnitConverter<T,DESCRIPTOR> const& converter);
+  bool operator()(T output[], const int input[]) override;
+  void operator()(T output[], const T input[], const int iC);
+};
+
+/// functor to get pointwise phys temperature from rho on local lattices
+template <typename T, typename DESCRIPTOR, typename TDESCRIPTOR>
+class SuperLatticePhysTemperature3D final : public SuperLatticeThermalPhysF3D<T,DESCRIPTOR,TDESCRIPTOR> { // templatename before <
+public:
+  SuperLatticePhysTemperature3D(SuperLattice3D<T,TDESCRIPTOR>& sLattice,
+                                ThermalUnitConverter<T,DESCRIPTOR,TDESCRIPTOR> const& converter);
+  bool operator() (T output[], const int input[]);
+};
+
+/// functor to get pointwise heat flux on local lattice
+template <typename T, typename DESCRIPTOR, typename TDESCRIPTOR>
+class SuperLatticePhysHeatFlux3D final : public SuperLatticeThermalPhysF3D<T,DESCRIPTOR,TDESCRIPTOR> {
+public:
+  SuperLatticePhysHeatFlux3D(SuperLattice3D<T,TDESCRIPTOR>& sLattice,
+                             const ThermalUnitConverter<T,DESCRIPTOR,TDESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/** Functor that returns forces acting on a particle surface, returns data in output for every particle in a row(described are return values for the first particle).
+ * \return output[0]-output[2] translational force - physical units
+ * \return output[3]-output[5] torque - physical units
+ * \return output[7] number of voxels
+ */
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePorousMomentumLossForce3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticePorousMomentumLossForce3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                      SuperGeometry3D<T>& superGeometry,
+                                      std::vector<SmoothIndicatorF3D<T,T,true>* >& indicator,
+                                      const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor that returns the minimum distance (in m) to a set of indicators given by an xmlReader
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysBoundaryDistance3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  SuperGeometry3D<T>& _superGeometry;
+public:
+  SuperLatticePhysBoundaryDistance3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                     SuperGeometry3D<T>& superGeometry,
+                                     XMLreader const& xmlReader);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor returns pointwise pore radius (in m) for packings of spheres given by an xmlReader
+/// returns NAN for non-pore voxels
+template <typename T, typename DESCRIPTOR>
+class SuperLatticePhysPoreSizeDistribution3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+private:
+  SuperGeometry3D<T>& _superGeometry;
+public:
+  SuperLatticePhysPoreSizeDistribution3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                         SuperGeometry3D<T>& superGeometry,
+                                         int material,
+                                         XMLreader const& xmlReader);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor returns pointwise pore radius (in m) for packings of spheres given by an xmlReader
+/// returns NAN for non-pore voxels
+template <typename T, typename DESCRIPTOR, typename TDESCRIPTOR>
+class SuperLatticePhysTauFromBoundaryDistance3D final : public SuperLatticeThermalPhysF3D<T,DESCRIPTOR,TDESCRIPTOR> {
+public:
+  SuperLatticePhysTauFromBoundaryDistance3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                         SuperGeometry3D<T>& sGeometry,
+                                         XMLreader const& xmlReader,
+                                         ThermalUnitConverter<T,DESCRIPTOR,TDESCRIPTOR> const& converter,
+                                         const T p, const T T_avg, const T c_p, const T beta, const T lambda_0, const T sigma, const T p_0, const T n_0);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor that returns 1 if SmoothIndicatorF A intersects IndicatorF B; otherwise, 0
+template <typename T, typename DESCRIPTOR, bool HLBM>
+class SuperLatticeIndicatorSmoothIndicatorIntersection3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeIndicatorSmoothIndicatorIntersection3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             SuperGeometry3D<T>& superGeometry,
+                             IndicatorF3D<T>& normalInd, SmoothIndicatorF3D<T,T,HLBM>& smoothInd );
+  bool operator() (T output[], const int input[]) override;
+};
+
+
+/// functor to get pointwise porosity on local lattice for Guo & Zhao (2002)'s model
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeGuoZhaoEpsilon3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeGuoZhaoEpsilon3D(SuperLattice3D<T,DESCRIPTOR>& sLattice);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise porous conductivity on local lattice for Guo & Zhao (2002)'s model
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeGuoZhaoPhysK3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeGuoZhaoPhysK3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to get pointwise body force on local lattice for Guo & Zhao (2002)'s model
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeGuoZhaoPhysBodyForce3D final : public SuperLatticePhysF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeGuoZhaoPhysBodyForce3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                                     const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+/// functor to scale particle distributions to a time step
+template <typename T, typename DESCRIPTOR>
+class SuperLatticeTimeStepScale3D final : public SuperLatticeF3D<T,DESCRIPTOR> {
+public:
+  SuperLatticeTimeStepScale3D(SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                             T oldTau, const UnitConverter<T,DESCRIPTOR>& converter);
+  bool operator() (T output[], const int input[]) override;
+};
+
+} // end namespace olb
+
+#endif