ASL  0.1.7
Advanced Simulation Library
cubeGravity.cc
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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("cubeGravity", "1.0");
49  asl::Parameter<asl::AVec<int> > size("size", "size 3D");
50  asl::Parameter<cl_float> dx("dx", "dx");
51  asl::Parameter<cl_float> dt("dt", "dt");
52  asl::Parameter<cl_float> bulkModulus("bulk_modulus", "bulk modulus");
53  asl::Parameter<cl_float> shearModulus("shear_modulus", "shear modulus");
54  asl::Parameter<cl_float> rho("rho", "density");
55  asl::Parameter<asl::AVec<FlT> > g("g", "gravity vector");
56 
57  asl::Parameter<unsigned int> tsim("num_iterations", "number of iterations");
58  asl::Parameter<unsigned int> tout("num_it_out", "number of iterations between outputs");
59 
60  appParamsManager.load(argc, argv);
61 
62  Param bulkModulusNum(bulkModulus.v()/rho.v()/dx.v()/dx.v());
63  Param shearModulusNum(shearModulus.v()/rho.v()/dx.v()/dx.v());
64 
65  asl::AVec<FlT> gNum(g.v()/dx.v());
66 
67  std::cout << "Data initialization... " << flush;
68 
69  asl::Block block(size.v(), dx.v());
70  auto displacement(asl::generateDataContainerACL_SP<FlT>(block, 3, 1u));
71  acl::initData(displacement->getEContainer(), acl::generateVEConstantN(3,0));
72 
73  auto mapDF(asl::normalize(asl::generateDFInBlock(block, 0), dx.v()));
74  auto map(asl::generateDataContainer_SP(block, mapDF, 1u, acl::typeToTypeID<FlT>()));
75  auto mapX(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
76  initData(mapX->getEContainer(), map->getEContainer());
77 
78 
79  asl::WriterVTKXML writer(appParamsManager.getDir() + "cubeGravity");
80  writer.addScalars("map", *mapX);
81  writer.addVector("displacement", *displacement);
82  writer.write();
83 
84  std::cout << "Finished" << endl;
85 
86  std::cout << "Numerics initialization... " << flush;
87 
88  asl::SPFDElasticity2 elasticity(new asl::FDElasticity2(displacement,
89  acl::generateVEConstant(bulkModulusNum.v()),
90  acl::generateVEConstant(shearModulusNum.v()),
92  &asl::d3q15()));
93  elasticity->setForce(acl::generateVEConstant(gNum));
94  elasticity->setDumpingFactor(acl::generateVEConstant(.9));
95  elasticity->init();
96 
97  auto bcRigidWall(asl::generateBCRigidWall(elasticity, {asl::X0}));
98  bcRigidWall->init();
99 
100  auto bcFreeSurface(generateBCZeroStress(elasticity, mapX));
101  bcFreeSurface->init();
102 
103 
104  std::cout << "Finished" << endl;
105  std::cout << "Computing..." << endl;
106  asl::Timer timer;
107 
108  bcFreeSurface->execute();
109  bcRigidWall->execute();
110 
111 
112  timer.start();
113  for (unsigned int i(0); i < tsim.v(); ++i)
114  {
115  elasticity->execute();
116  bcFreeSurface->execute();
117  bcRigidWall->execute();
118  if (!(i % tout.v()))
119  {
120  cout << i << endl;
121  writer.write();
122  }
123  }
124  timer.stop();
125 
126  cout << "Finished" << endl;
127 
128  cout << "Computation statistic:" << endl;
129  cout << "Real Time = " << timer.realTime() << "; Processor Time = "
130  << timer.processorTime() << "; Processor Load = "
131  << timer.processorLoad() * 100 << "%" << endl;
132 
133  return 0;
134 }
const double realTime() const
Definition: aslTimer.h:45
Numerical method which computes homogenious isotropic elasticity equation.
const double processorTime() const
Definition: aslTimer.h:46
float FlT
Definition: cubeGravity.cc:41
asl::UValue< FlT > Param
Definition: cubeGravity.cc:43
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.
std::string getDir()
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
SPBCond generateBCRigidWall(SPFDElasticityIncompressibleStatic nm, const std::vector< SlicesNames > &sl)
Bondary condition corresponding to a rigid wall ( and )
std::shared_ptr< FDElasticity2 > SPFDElasticity2
void addScalars(std::string name, AbstractData &data)
std::shared_ptr< T > map(ElementData m)
Definition: aclMemBlock.h:68
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.
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
int main(int argc, char *argv[])
Definition: cubeGravity.cc:46