OpenLB 1.7
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latticePhysVelocity3D.hh
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1/* This file is part of the OpenLB library
2 *
3 * Copyright (C) 2012 Lukas Baron, Tim Dornieden, Mathias J. Krause,
4 * Albert Mink
5 * E-mail contact: info@openlb.net
6 * The most recent release of OpenLB can be downloaded at
7 * <http://www.openlb.net/>
8 *
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License
11 * as published by the Free Software Foundation; either version 2
12 * of the License, or (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public
20 * License along with this program; if not, write to the Free
21 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 * Boston, MA 02110-1301, USA.
23*/
24
25#ifndef LATTICE_PHYS_VELOCITY_3D_HH
26#define LATTICE_PHYS_VELOCITY_3D_HH
27
28#include<vector> // for generic i/o
29#include<cmath> // for lpnorm
30#include<math.h>
31
33#include "superBaseF3D.h"
36#include "dynamics/lbm.h" // for computation of lattice rho and velocity
38#include "blockBaseF3D.h"
41
42namespace olb {
43
44template<typename T, typename DESCRIPTOR>
46 SuperLattice<T, DESCRIPTOR>& sLattice, const UnitConverter<T,DESCRIPTOR>& converter, bool print)
47 : SuperLatticePhysF3D<T, DESCRIPTOR>(sLattice, converter, 3), _print(print)
48{
49 this->getName() = "physVelocity";
50 const int maxC = this->_sLattice.getLoadBalancer().size();
51 this->_blockF.reserve(maxC);
52 for (int iC = 0; iC < maxC; iC++) {
53 this->_blockF.emplace_back(
55 this->_sLattice.getBlock(iC),
56 this->_converter,
57 _print)
58 );
59 }
60}
61
62template<typename T, typename DESCRIPTOR>
64 BlockLattice<T, DESCRIPTOR>& blockLattice,
65 const UnitConverter<T,DESCRIPTOR>& converter,
66 bool print)
67 : BlockLatticePhysF3D<T, DESCRIPTOR>(blockLattice, converter, 3),
68 _print(print)
69{
70 this->getName() = "physVelocity";
71}
72
73template<typename T, typename DESCRIPTOR>
75{
76 if (_print) {
77 std::cout << input[0] << " " << input[1] << " " << input[2] << " | "
78 << singleton::mpi().getRank() << std::endl;
79 }
80
81 this->_blockLattice.get(input).computeU(output);
82 output[0] = this->_converter.getPhysVelocity(output[0]);
83 output[1] = this->_converter.getPhysVelocity(output[1]);
84 output[2] = this->_converter.getPhysVelocity(output[2]);
85
86 return true;
87}
88
89}
90#endif
represents all functors that operate on a DESCRIPTOR with output in Phys, e.g. physVelocity(),...
functor returns pointwise phys velocity on local lattice
bool operator()(T output[], const int input[]) override
has to be implemented for 'every' derived class
BlockLatticePhysVelocity3D(BlockLattice< T, DESCRIPTOR > &blockLattice, const UnitConverter< T, DESCRIPTOR > &converter, bool print=false)
Platform-abstracted block lattice for external access and inter-block interaction.
std::string & getName()
read and write access to name
Definition genericF.hh:51
std::vector< std::unique_ptr< BlockF3D< T > > > _blockF
Super functors may consist of several BlockF3D<W> derived functors.
SuperLattice< T, DESCRIPTOR > & _sLattice
represents all functors that operate on a DESCRIPTOR with output in Phys, e.g. physVelocity(),...
SuperLatticePhysVelocity3D(SuperLattice< T, DESCRIPTOR > &sLattice, const UnitConverter< T, DESCRIPTOR > &converter, bool print=false)
Super class maintaining block lattices for a cuboid decomposition.
Conversion between physical and lattice units, as well as discretization.
int getRank() const
Returns the process ID.
Wrapper functions that simplify the use of MPI.
MpiManager & mpi()
Top level namespace for all of OpenLB.
Representation of a parallel 2D geometry – header file.