ASL  0.1.7
Advanced Simulation Library
cubeIncompressibleGravity.cc
/*
* Advanced Simulation Library <http://asl.org.il>
*
* Copyright 2015 Avtech Scientific <http://avtechscientific.com>
*
*
* This file is part of Advanced Simulation Library (ASL).
*
* ASL is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, version 3 of the License.
*
* ASL 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with ASL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <aslDataInc.h>
#include <aslGeomInc.h>
typedef float FlT;
//typedef double FlT;
int main(int argc, char* argv[])
{
asl::ApplicationParametersManager appParamsManager("cubeIncompressibleGravity",
"1.0");
asl::Parameter<asl::AVec<int> > size("size", "size 3D");
asl::Parameter<cl_float> dt("dt", "dt");
asl::Parameter<cl_float> bulkModulus("bulk_modulus", "bulk modulus");
asl::Parameter<cl_float> shearModulus("shear_modulus", "shear modulus");
asl::Parameter<cl_float> rho("rho", "density");
asl::Parameter<asl::AVec<FlT> > g("g", "gravity vector");
asl::Parameter<unsigned int> tsim("num_iterations", "number of iterations");
asl::Parameter<unsigned int> tout("num_it_out", "number of iterations between outputs");
appParamsManager.load(argc, argv);
Param bulkModulusNum(bulkModulus.v()/rho.v()/dx.v()/dx.v()*dt.v());
Param shearModulusNum(shearModulus.v()/rho.v()/dx.v()/dx.v()*dt.v());
asl::AVec<FlT> gNum(g.v()/dx.v()*dt.v());
std::cout << "Data initialization... " << flush;
asl::Block block(size.v(), dx.v());
auto displacement(asl::generateDataContainerACL_SP<FlT>(block, 3, 1u));
acl::initData(displacement->getEContainer(), acl::generateVEConstantN(3,0));
auto mapDF(asl::normalize(asl::generateDFInBlock(block, 0), dx.v()));
auto map(asl::generateDataContainer_SP(block, mapDF, 1u, acl::typeToTypeID<FlT>()));
auto mapX(asl::generateDataContainerACL_SP<FlT>(block, 1, 1u));
initData(mapX, mapDF);
std::cout << "Finished" << endl;
std::cout << "Numerics initialization... " << flush;
auto elasticity(generateFDElasticityStatic(displacement,
bulkModulusNum.v(),
shearModulusNum.v(),
&asl::d3q15()));
elasticity->setForce(acl::generateVEConstant(gNum));
elasticity->init();
std::vector<asl::SPNumMethod> bc;
bc.push_back(generateBCZeroStress(elasticity, mapX));
bc.push_back(generateBCZeroStressP(elasticity, mapX));
bc.push_back(asl::generateBCRigidWall(elasticity, {asl::X0}));
asl::WriterVTKXML writer(appParamsManager.getDir() + "cubeIncompressibleGravity");
writer.addScalars("map", *mapX);
writer.addVector("displacement", *displacement);
writer.addScalars("pressure", *elasticity->getPressureData());
std::cout << "Finished" << endl;
std::cout << "Computing..." << endl;
asl::Timer timer, timerBulk, timerBC;
writer.write();
timer.start();
timerBulk.reset();
timerBC.reset();
for (unsigned int i(0); i < tsim.v(); ++i)
{
timerBulk.start();
elasticity->execute();
timerBulk.stop();
timerBC.start();
timerBC.stop();
if(!(i % tout.v()))
{
cout << i << endl;
writer.write();
}
}
timer.stop();
cout << "Finished" << endl;
cout << "Computation statistic:" << endl;
cout << "Real Time = " << timer.realTime() << "; Processor Time = "
<< timer.processorTime() << "; Processor Load = "
<< timer.processorLoad() * 100 << "%" << endl;
cout << "timeBulk=" << timerBulk.realTime() <<
"; timeBC=" << timerBC.realTime() << endl;
return 0;
}