ASL  0.1.7
Advanced Simulation Library
cubeIncompressibleGravity.cc
Go to the documentation of this file.
1 /*
2  * Advanced Simulation Library <http://asl.org.il>
3  *
4  * Copyright 2015 Avtech Scientific <http://avtechscientific.com>
5  *
6  *
7  * This file is part of Advanced Simulation Library (ASL).
8  *
9  * ASL is free software: you can redistribute it and/or modify it
10  * under the terms of the GNU Affero General Public License as
11  * published by the Free Software Foundation, version 3 of the License.
12  *
13  * ASL is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU Affero General Public License for more details.
17  *
18  * You should have received a copy of the GNU Affero General Public License
19  * along with ASL. If not, see <http://www.gnu.org/licenses/>.
20  *
21  */
22 
23 
28 #include <aslDataInc.h>
29 #include <acl/aclGenerators.h>
31 #include <num/aslFDElasticity.h>
32 #include <num/aslFDElasticityBC.h>
33 #include <utilities/aslTimer.h>
35 #include <math/aslTemplates.h>
37 #include <aslGeomInc.h>
38 #include <acl/aclUtilities.h>
39 
40 
41 typedef float FlT;
42 //typedef double FlT;
44 
45 
46 int main(int argc, char* argv[])
47 {
48  asl::ApplicationParametersManager appParamsManager("cubeIncompressibleGravity",
49  "1.0");
50  asl::Parameter<asl::AVec<int> > size("size", "size 3D");
51  asl::Parameter<cl_float> dx("dx", "dx");
52  asl::Parameter<cl_float> dt("dt", "dt");
53  asl::Parameter<cl_float> bulkModulus("bulk_modulus", "bulk modulus");
54  asl::Parameter<cl_float> shearModulus("shear_modulus", "shear modulus");
55  asl::Parameter<cl_float> rho("rho", "density");
56  asl::Parameter<asl::AVec<FlT> > g("g", "gravity vector");
57 
58  asl::Parameter<unsigned int> tsim("num_iterations", "number of iterations");
59  asl::Parameter<unsigned int> tout("num_it_out", "number of iterations between outputs");
60 
61  appParamsManager.load(argc, argv);
62 
63  Param bulkModulusNum(bulkModulus.v()/rho.v()/dx.v()/dx.v()*dt.v());
64  Param shearModulusNum(shearModulus.v()/rho.v()/dx.v()/dx.v()*dt.v());
65 
66  asl::AVec<FlT> gNum(g.v()/dx.v()*dt.v());
67 
68  std::cout << "Data initialization... " << flush;
69 
70  asl::Block block(size.v(), dx.v());
71  auto displacement(asl::generateDataContainerACL_SP<FlT>(block, 3, 1u));
72  acl::initData(displacement->getEContainer(), acl::generateVEConstantN(3,0));
73 
74  auto mapDF(asl::normalize(asl::generateDFInBlock(block, 0), dx.v()));
75  auto map(asl::generateDataContainer_SP(block, mapDF, 1u, acl::typeToTypeID<FlT>()));
76  auto mapX(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
77  initData(mapX, mapDF);
78 
79 
80 
81  std::cout << "Finished" << endl;
82 
83  std::cout << "Numerics initialization... " << flush;
84 
85  auto elasticity(generateFDElasticityStatic(displacement,
86  bulkModulusNum.v(),
87  shearModulusNum.v(),
88  &asl::d3q15()));
89  elasticity->setForce(acl::generateVEConstant(gNum));
90  elasticity->init();
91 
92  std::vector<asl::SPNumMethod> bc;
93  bc.push_back(generateBCZeroStress(elasticity, mapX));
94  bc.push_back(generateBCZeroStressP(elasticity, mapX));
95  bc.push_back(asl::generateBCRigidWall(elasticity, {asl::X0}));
96  asl::initAll(bc);
97 
98  asl::WriterVTKXML writer(appParamsManager.getDir() + "cubeIncompressibleGravity");
99  writer.addScalars("map", *mapX);
100  writer.addVector("displacement", *displacement);
101  writer.addScalars("pressure", *elasticity->getPressureData());
102 
103  std::cout << "Finished" << endl;
104  std::cout << "Computing..." << endl;
105  asl::Timer timer, timerBulk, timerBC;
106 
107  executeAll(bc);
108  writer.write();
109 
110  timer.start();
111  timerBulk.reset();
112  timerBC.reset();
113  for (unsigned int i(0); i < tsim.v(); ++i)
114  {
115  timerBulk.start();
116  elasticity->execute();
117  timerBulk.stop();
118  timerBC.start();
119  executeAll(bc);
120  timerBC.stop();
121  if(!(i % tout.v()))
122  {
123  cout << i << endl;
124  writer.write();
125  }
126  }
127  timer.stop();
128 
129  cout << "Finished" << endl;
130 
131  cout << "Computation statistic:" << endl;
132  cout << "Real Time = " << timer.realTime() << "; Processor Time = "
133  << timer.processorTime() << "; Processor Load = "
134  << timer.processorLoad() * 100 << "%" << endl;
135 
136  cout << "timeBulk=" << timerBulk.realTime() <<
137  "; timeBC=" << timerBC.realTime() << endl;
138 
139  return 0;
140 }
const double realTime() const
Definition: aslTimer.h:45
const double processorTime() const
Definition: aslTimer.h:46
SPDataWrapperACL generateDataContainer_SP(const Block &b, const acl::VectorOfElements &a)
SPDistanceFunction normalize(SPDistanceFunction a, double dx)
SPNumMethod generateBCZeroStress(SPElasticityCommonA nm, SPAbstractDataWithGhostNodes map)
Bondary condition set given values to displacement/velocity.
void initAll(std::vector< T * > &v)
Definition: aslNumMethod.h:67
std::string getDir()
int main(int argc, char *argv[])
const VectorTemplate & d3q15()
Vector template.
const T & v() const
cl_int flush(void)
Definition: cl.hpp:7042
acl::VectorOfElements dx(const TemplateVE &a)
differential operator
void reset()
Definition: aslTimer.h:48
SPBCond generateBCRigidWall(SPFDElasticityIncompressibleStatic nm, const std::vector< SlicesNames > &sl)
Bondary condition corresponding to a rigid wall ( and )
SPFDElasticityIncompressibleStatic generateFDElasticityStatic(SPDataWithGhostNodesACLData d, double bM, double sM, const VectorTemplate *vT)
void executeAll(std::vector< T * > &v)
Definition: aslNumMethod.h:55
void addScalars(std::string name, AbstractData &data)
std::shared_ptr< T > map(ElementData m)
Definition: aclMemBlock.h:68
SPNumMethod generateBCZeroStressP(SPFDElasticityIncompressibleStatic nm, SPAbstractDataWithGhostNodes map)
Bondary condition set given values to displacement/velocity.
void stop()
Definition: aslTimer.h:44
void start()
Definition: aslTimer.h:43
VectorOfElements generateVEConstant(T a)
Generates VectorOfElements with 1 Element acl::Constant with value a.
asl::UValue< FlT > Param
void initData(VectorOfElements a, VectorOfElements initializationValue, const KernelConfiguration &kernelConfig)
VectorOfElements generateVEConstantN(unsigned int n, T a)
Generates VectorOfElements with n Elements acl::Constant with values a.
void load(int argc, char *argv[])
const double processorLoad() const
Definition: aslTimer.h:47
void initData(Element a, Element initializationValue, const KernelConfiguration &kernelConfig=KERNEL_BASIC)
SPDistanceFunction generateDFInBlock(const Block &b, unsigned int nG)
generates map corresponding to external (ghost) part of the block