Initialize at openlb-1-3

4 files changed, 546 insertions, 0 deletions

diff --git a/examples/turbulence/nozzle3d/Makefile b/examples/turbulence/nozzle3d/Makefile
new file mode 100644
index 0000000..a953954
--- /dev/null
+++ b/examples/turbulence/nozzle3d/Makefile
@@ -0,0 +1,105 @@
+#  This file is part of the OpenLB library
+#
+#  Copyright (C) 2007 Mathias Krause
+#  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.
+
+###########################################################################
+## definitions
+
+include definitions.mk
+
+include $(ROOT)/global.mk
+
+OBJECTS    := $(foreach file, $(SRC), $(PWD)/$(file:.cpp=.o))
+DEPS       := $(foreach file, $(SRC), $(PWD)/$(file:.cpp=.d))
+
+###########################################################################
+## all
+
+all : depend compile link
+
+
+###########################################################################
+## dependencies
+
+depend : $(DEPS)
+
+$(PWD)/%.d : %.cpp
+	@echo Create dependencies for $<
+	@$(SHELL) -ec '$(CXX) -M $(CXXFLAGS) $(IDIR) $< \
+                       | sed -e "s!$*\.o!$(PWD)\/$*\.o!1" > .tmpfile; \
+                       cp -f .tmpfile $@;'
+
+###########################################################################
+## compile
+
+compile : $(OBJECTS)
+
+$(PWD)/%.o: %.cpp
+	@echo Compile $<
+	$(CXX) $(CXXFLAGS) $(IDIR) -c $< -o $@
+
+###########################################################################
+## clean
+
+clean : cleanrub cleanobj cleandep
+
+cleanrub:
+	@echo Clean rubbish files
+	@rm -f *~ core .tmpfile tmp/*.* $(OUTPUT)
+	@rm -f tmp/vtkData/*.* tmp/vtkData/data/*.* tmp/imageData/*.* tmp/gnuplotData/*.* tmp/gnuplotData/data/*.*
+
+cleanobj:
+	@echo Clean object files
+	@rm -f $(OBJECTS)
+
+cleandep:
+	@echo Clean dependencies files
+	@rm -f $(DEPS)
+
+cleanbuild:
+	@cd $(ROOT); \
+	 $(MAKE) cleanlib;
+
+###########################################################################
+## update lib
+
+$(ROOT)/$(LIBDIR)/lib$(LIB).a :
+	@cd $(ROOT); \
+	$(MAKE) all
+
+###########################################################################
+## link
+
+link: $(OUTPUT)
+
+$(OUTPUT): $(OBJECTS) $(ROOT)/$(LIBDIR)/lib$(LIB).a
+	@echo Link $@
+	$(CXX) $(foreach file, $(SRC), $(file:.cpp=.o)) $(LDFLAGS) -L$(ROOT)/$(LIBDIR) -l$(LIB) -lz -o $@
+
+###########################################################################
+## include dependencies
+
+ifneq "$(strip $(wildcard *.d))" ""
+   include $(foreach file,$(DEPS),$(file))
+endif
+
+###########################################################################
+###########################################################################
diff --git a/examples/turbulence/nozzle3d/definitions.mk b/examples/turbulence/nozzle3d/definitions.mk
new file mode 100644
index 0000000..840f62d
--- /dev/null
+++ b/examples/turbulence/nozzle3d/definitions.mk
@@ -0,0 +1,30 @@
+#  This file is part of the OpenLB library
+#
+#  Copyright (C) 2007 Mathias Krause
+#  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.
+
+
+###########################################################################
+###########################################################################
+## DEFINITIONS TO BE CHANGED
+
+ROOT            := ../../..
+SRC             := nozzle3d.cpp
+OUTPUT          := nozzle3d
diff --git a/examples/turbulence/nozzle3d/module.mk b/examples/turbulence/nozzle3d/module.mk
new file mode 100644
index 0000000..1190482
--- /dev/null
+++ b/examples/turbulence/nozzle3d/module.mk
@@ -0,0 +1,29 @@
+#  This file is part of the OpenLB library
+#
+#  Copyright (C) 2017 Markus Mohrhard
+#  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.
+
+current_dir := $(dir $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST)))
+
+include global.mk
+include rules.mk
+include $(addsuffix definitions.mk, $(current_dir))
+
+$(eval $(call sample,$(current_dir)$(OUTPUT),$(addprefix $(current_dir), $(SRC))))
diff --git a/examples/turbulence/nozzle3d/nozzle3d.cpp b/examples/turbulence/nozzle3d/nozzle3d.cpp
new file mode 100644
index 0000000..c736f78
--- /dev/null
+++ b/examples/turbulence/nozzle3d/nozzle3d.cpp
@@ -0,0 +1,382 @@
+/*  Lattice Boltzmann sample, written in C++, using the OpenLB
+ *  library
+ *
+ *  Copyright (C) 2015 Mathias J. Krause, Patrick Nathan
+ *  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.
+ */
+
+/* nozzle3d.cpp:
+ * This example examines a turbulent flow in a nozzle injection tube. At the
+ * main inlet, either a block profile or a power 1/7 profile is imposed as a
+ * Dirchlet velocity boundary condition, whereas at the outlet a
+ * Dirichlet pressure condition is set by p=0 (i.e. rho=1).
+ *
+ * The example shows the usage of turbulent models.
+ *
+ * The results of a simular simulation setup are publish in TODO
+ */
+
+#include "olb3D.h"
+#ifndef OLB_PRECOMPILED // Unless precompiled version is used
+#include "olb3D.hh"     // Include full template code
+#endif
+#include <vector>
+#include <cmath>
+#include <iostream>
+#include <fstream>
+
+using namespace olb;
+using namespace olb::descriptors;
+using namespace olb::graphics;
+using namespace olb::util;
+using namespace std;
+
+typedef double T;
+
+// Choose your turbulent model of choice
+//#define RLB
+#define Smagorinsky //default
+//#define ConsitentStrainSmagorinsky
+//#define ShearSmagorinsky
+//#define Krause
+
+#ifdef ShearSmagorinsky
+#define DESCRIPTOR ShearSmagorinskyD3Q19Descriptor
+#else
+#define DESCRIPTOR D3Q19<>
+#endif
+
+// Parameters for the simulation setup
+const int N = 3;                 // resolution of the model, for RLB N>=5, others N>=2, but N>=5 recommended
+const int M = 1;                 // time discretization refinement
+const int inflowProfileMode = 0; // block profile (mode=0), power profile (mode=1)
+const T maxPhysT = 200.;         // max. simulation time in s, SI unit
+
+template <typename T, typename _DESCRIPTOR>
+class TurbulentVelocity3D : public AnalyticalF3D<T,T> {
+
+protected:
+  // block profile (mode=0), power profile (mode=1)
+  int _mode;
+  T rho;
+  T nu;
+  T u0;
+  T p0;
+  T charL;
+  T dx;
+
+public:
+  TurbulentVelocity3D( UnitConverter<T,_DESCRIPTOR> const& converter, int mode=0 ) : AnalyticalF3D<T,T>( 3 ) {
+    _mode = mode;
+    u0 = converter.getCharLatticeVelocity();
+    rho = converter.getPhysDensity();
+    nu = converter.getPhysViscosity();
+    charL = converter.getCharPhysLength();
+    p0 = converter.getCharPhysPressure();
+    dx = converter.getConversionFactorLength();
+
+    this->getName() = "turbulentVelocity3d";
+  };
+
+  bool operator()( T output[], const S input[] ) override {
+    T y = input[1];
+    T z = input[2];
+    // block profile inititalization
+    T u_calc = u0;
+    // power profile inititalization
+    if ( _mode==1 ) {
+      T obst_y = 5.5+dx;
+      T obst_z = 5.5+dx;
+      T obst_r = 0.5;
+
+      T B      = 5.5;
+      T kappa  = 0.4;
+      T ReTau  = 183.6;
+
+      u_calc = u0/7.*( 2.*nu*ReTau/( charL*kappa )*log( fabs( 2.*ReTau/charL*( obst_r - sqrt( pow( y - obst_y, 2. )
+                       + pow( z - obst_z, 2. ) ) )*1.5*( 1 + sqrt( pow( y - obst_y, 2. )
+                           + pow( z - obst_z, 2. ) )/obst_r )/( 1 + 2.*pow( sqrt( pow( y - obst_y, 2. )
+                               + pow( z - obst_z, 2. ) )/obst_r, 2. ) ) ) + B ) );
+    }
+    T a = -1., b = 1.;
+    T nRandom = rand()/( T )RAND_MAX*( b-a ) + a;
+
+    output[0] = u_calc+  0.15*u0*nRandom;
+    output[1] = 0.15*u0*nRandom;
+    output[2] = 0.15*u0*nRandom;
+    return true;
+  };
+};
+
+
+void prepareGeometry( UnitConverter<T,DESCRIPTOR> const& converter, IndicatorF3D<T>& indicator, SuperGeometry3D<T>& superGeometry ) {
+
+  OstreamManager clout( std::cout,"prepareGeometry" );
+  clout << "Prepare Geometry ..." << std::endl;
+
+  // Sets material number for fluid and boundary
+  superGeometry.rename( 0,2,indicator );
+
+  Vector<T,3> origin( T(),
+                      5.5*converter.getCharPhysLength()+converter.getConversionFactorLength(),
+                      5.5*converter.getCharPhysLength()+converter.getConversionFactorLength() );
+
+  Vector<T,3> extend( 4.*converter.getCharPhysLength()+5*converter.getConversionFactorLength(),
+                      5.5*converter.getCharPhysLength()+converter.getConversionFactorLength(),
+                      5.5*converter.getCharPhysLength()+converter.getConversionFactorLength() );
+
+  IndicatorCylinder3D<T> inletCylinder( extend, origin, converter.getCharPhysLength() );
+  superGeometry.rename( 2,1,inletCylinder );
+
+
+  origin[0]=4.*converter.getCharPhysLength();
+  origin[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  origin[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  extend[0]=54.*converter.getCharPhysLength();
+  extend[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  extend[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  IndicatorCylinder3D<T> injectionTube( extend, origin, 5.5*converter.getCharPhysLength() );
+  superGeometry.rename( 2,1,injectionTube );
+
+  origin[0]=converter.getConversionFactorLength();
+  origin[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  origin[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  extend[0]=T();
+  extend[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  extend[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  IndicatorCylinder3D<T> cylinderIN( extend, origin, converter.getCharPhysLength() );
+  superGeometry.rename( 1,3,cylinderIN );
+
+
+  origin[0]=54.*converter.getCharPhysLength()-converter.getConversionFactorLength();
+  origin[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  origin[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  extend[0]=54.*converter.getCharPhysLength();
+  extend[1]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+  extend[2]=5.5*converter.getCharPhysLength()+converter.getConversionFactorLength();
+
+  IndicatorCylinder3D<T> cylinderOUT( extend, origin, 5.5*converter.getCharPhysLength() );
+  superGeometry.rename( 1,4,cylinderOUT );
+
+  // Removes all not needed boundary voxels outside the surface
+  superGeometry.clean();
+  // Removes all not needed boundary voxels inside the surface
+  superGeometry.innerClean();
+  superGeometry.checkForErrors();
+
+  superGeometry.print();
+
+  clout << "Prepare Geometry ... OK" << std::endl;
+}
+
+void prepareLattice( SuperLattice3D<T,DESCRIPTOR>& sLattice,
+                     UnitConverter<T,DESCRIPTOR> const& converter,
+                     Dynamics<T, DESCRIPTOR>& bulkDynamics,
+                     sOnLatticeBoundaryCondition3D<T,DESCRIPTOR>& bc,
+                     sOffLatticeBoundaryCondition3D<T,DESCRIPTOR>& offBc,
+                     SuperGeometry3D<T>& superGeometry ) {
+
+
+
+  OstreamManager clout( std::cout,"prepareLattice" );
+  clout << "Prepare Lattice ..." << std::endl;
+
+  const T omega = converter.getLatticeRelaxationFrequency();
+
+  // Material=0 -->do nothing
+  sLattice.defineDynamics( superGeometry, 0, &instances::getNoDynamics<T, DESCRIPTOR>() );
+
+  // Material=1 -->bulk dynamics
+  // Material=3 -->bulk dynamics (inflow)
+  // Material=4 -->bulk dynamics (outflow)
+  sLattice.defineDynamics( superGeometry.getMaterialIndicator({1, 3, 4}), &bulkDynamics );
+
+  // Material=2 -->bounce back
+  sLattice.defineDynamics( superGeometry, 2, &instances::getBounceBack<T, DESCRIPTOR>() );
+
+  bc.addVelocityBoundary( superGeometry, 3, omega );
+  bc.addPressureBoundary( superGeometry, 4, omega );
+
+  clout << "Prepare Lattice ... OK" << std::endl;
+}
+
+void setBoundaryValues( UnitConverter<T,DESCRIPTOR> const&converter,
+                        SuperLattice3D<T,DESCRIPTOR>& lattice, SuperGeometry3D<T>& superGeometry, int iT ) {
+
+  OstreamManager clout( std::cout,"setBoundaryValues" );
+
+  if ( iT==0 ) {
+    AnalyticalConst3D<T,T> rhoF( 1 );
+    std::vector<T> velocity( 3,T() );
+    AnalyticalConst3D<T,T> uF( velocity );
+
+    // Seeding of random fluctuations and definition of the velocity field
+    srand( time( nullptr ) );
+    TurbulentVelocity3D<T,DESCRIPTOR> uSol( converter, inflowProfileMode );
+
+    lattice.iniEquilibrium( superGeometry.getMaterialIndicator({1, 2, 4}), rhoF, uF );
+    lattice.iniEquilibrium( superGeometry, 3, rhoF, uSol );
+
+    lattice.defineU( superGeometry, 3, uSol );
+    lattice.defineRho( superGeometry, 4, rhoF );
+
+    // Make the lattice ready for simulation
+    lattice.initialize();
+  }
+}
+
+void getResults( SuperLattice3D<T, DESCRIPTOR>& sLattice,
+                 UnitConverter<T,DESCRIPTOR> const& converter, int iT,
+                 SuperGeometry3D<T>& superGeometry, Timer<T>& timer ) {
+
+  OstreamManager clout( std::cout,"getResults" );
+  SuperVTMwriter3D<T> vtmWriter( "nozzle3d" );
+
+  if ( iT==0 ) {
+    // Writes the geometry, cuboid no. and rank no. as vti file for visualization
+    SuperLatticeGeometry3D<T, DESCRIPTOR> geometry( sLattice, superGeometry );
+    SuperLatticeCuboid3D<T, DESCRIPTOR> cuboid( sLattice );
+    SuperLatticeRank3D<T, DESCRIPTOR> rank( sLattice );
+    vtmWriter.write( geometry );
+    vtmWriter.write( cuboid );
+    vtmWriter.write( rank );
+    vtmWriter.createMasterFile();
+  }
+
+  // Writes the vtk files
+  if ( iT%converter.getLatticeTime( maxPhysT/100. )==0 ) {
+    // Create the data-reading functors...
+    SuperLatticePhysVelocity3D<T, DESCRIPTOR> velocity( sLattice, converter );
+    SuperLatticePhysPressure3D<T, DESCRIPTOR> pressure( sLattice, converter );
+    vtmWriter.addFunctor( velocity );
+    vtmWriter.addFunctor( pressure );
+    vtmWriter.write( iT );
+
+    SuperEuklidNorm3D<T, DESCRIPTOR> normVel( velocity );
+    BlockReduction3D2D<T> planeReduction( normVel, {0, 1, 0} );
+    // write output as JPEG
+    heatmap::write(planeReduction, iT);
+  }
+
+  // Writes output on the console
+  if ( iT%converter.getLatticeTime( maxPhysT/200. )==0 ) {
+    timer.update( iT );
+    timer.printStep();
+    sLattice.getStatistics().print( iT, converter.getPhysTime( iT ) );
+  }
+}
+
+
+
+int main( int argc, char* argv[] ) {
+
+  // === 1st Step: Initialization ===
+
+  olbInit( &argc, &argv );
+  singleton::directories().setOutputDir( "./tmp/" );
+  OstreamManager clout( std::cout,"main" );
+  // display messages from every single mpi process
+  // clout.setMultiOutput(true);
+
+  UnitConverterFromResolutionAndRelaxationTime<T, DESCRIPTOR> const converter(
+    int {N},        // resolution: number of voxels per charPhysL
+    (T)   0.500018, // latticeRelaxationTime: relaxation time, have to be greater than 0.5!
+    (T)   1,        // charPhysLength: reference length of simulation geometry
+    (T)   1,        // charPhysVelocity: maximal/highest expected velocity during simulation in __m / s__
+    (T)   0.0002,   // physViscosity: physical kinematic viscosity in __m^2 / s__
+    (T)   1.0       // physDensity: physical density in __kg / m^3__
+  );
+  // Prints the converter log as console output
+  converter.print();
+  // Writes the converter log in a file
+  converter.write("nozzle3d");
+
+  Vector<T,3> origin;
+  Vector<T,3> extend( 54.*converter.getCharPhysLength(), 11.*converter.getCharPhysLength()+2.*converter.getConversionFactorLength(), 11.*converter.getCharPhysLength()+2.*converter.getConversionFactorLength() );
+
+  IndicatorCuboid3D<T> cuboid( extend,origin );
+
+  CuboidGeometry3D<T> cuboidGeometry( cuboid, converter.getConversionFactorLength(), singleton::mpi().getSize() );
+  HeuristicLoadBalancer<T> loadBalancer( cuboidGeometry );
+
+  // === 2nd Step: Prepare Geometry ===
+
+  SuperGeometry3D<T> superGeometry( cuboidGeometry, loadBalancer, 2 );
+  prepareGeometry( converter, cuboid, superGeometry );
+
+  // === 3rd Step: Prepare Lattice ===
+
+  SuperLattice3D<T, DESCRIPTOR> sLattice( superGeometry );
+
+  Dynamics<T, DESCRIPTOR>* bulkDynamics;
+  const T omega = converter.getLatticeRelaxationFrequency();
+#if defined(RLB)
+  bulkDynamics = new RLBdynamics<T, DESCRIPTOR>( omega, instances::getBulkMomenta<T, DESCRIPTOR>() );
+#elif defined(Smagorinsky)
+  bulkDynamics = new SmagorinskyBGKdynamics<T, DESCRIPTOR>( omega, instances::getBulkMomenta<T, DESCRIPTOR>(),
+      0.15);
+#elif defined(ShearSmagorinsky)
+  bulkDynamics = new ShearSmagorinskyBGKdynamics<T, DESCRIPTOR>( omega, instances::getBulkMomenta<T, DESCRIPTOR>(),
+      0.15);
+#elif defined(Krause)
+  bulkDynamics = new KrauseBGKdynamics<T, DESCRIPTOR>( omega, instances::getBulkMomenta<T, DESCRIPTOR>(),
+      0.15);
+#else //ConsitentStrainSmagorinsky
+  bulkDynamics = new ConStrainSmagorinskyBGKdynamics<T, DESCRIPTOR>( omega, instances::getBulkMomenta<T, DESCRIPTOR>(),
+      0.05);
+#endif
+
+  sOnLatticeBoundaryCondition3D<T, DESCRIPTOR> sBoundaryCondition( sLattice );
+  createInterpBoundaryCondition3D<T, DESCRIPTOR> ( sBoundaryCondition );
+
+  sOffLatticeBoundaryCondition3D<T, DESCRIPTOR> sOffBoundaryCondition( sLattice );
+  createBouzidiBoundaryCondition3D<T, DESCRIPTOR> ( sOffBoundaryCondition );
+
+  prepareLattice( sLattice, converter, *bulkDynamics, sBoundaryCondition, sOffBoundaryCondition, superGeometry );
+
+  // === 4th Step: Main Loop with Timer ===
+
+  Timer<T> timer( converter.getLatticeTime( maxPhysT ), superGeometry.getStatistics().getNvoxel() );
+  timer.start();
+
+  for ( int iT = 0; iT <= converter.getLatticeTime( maxPhysT ); ++iT ) {
+    // === 5ath Step: Apply filter
+#ifdef ADM
+    SuperLatticeADM3D<T, DESCRIPTOR> admF( sLattice, 0.01, 2 );
+    admF.execute( superGeometry, 1 );
+#endif
+    // === 5bth Step: Definition of Initial and Boundary Conditions ===
+    setBoundaryValues( converter, sLattice, superGeometry, iT );
+
+    // === 6th Step: Collide and Stream Execution ===
+    sLattice.collideAndStream();
+
+    // === 7th Step: Computation and Output of the Results ===
+    getResults( sLattice, converter, iT, superGeometry, timer );
+  }
+  timer.stop();
+  timer.printSummary();
+  delete bulkDynamics;
+}