This file is indexed.

/usr/include/palabos/particles/particleField2D.h is in libplb-dev 1.5~r1+repack1-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
/* This file is part of the Palabos library.
 *
 * Copyright (C) 2011-2015 FlowKit Sarl
 * Route d'Oron 2
 * 1010 Lausanne, Switzerland
 * E-mail contact: contact@flowkit.com
 *
 * The most recent release of Palabos can be downloaded at 
 * <http://www.palabos.org/>
 *
 * The library Palabos 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, either version 3 of the
 * License, or (at your option) any later version.
 *
 * The library 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 this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef PARTICLE_FIELD_2D_H
#define PARTICLE_FIELD_2D_H

#include "core/globalDefs.h"
#include "atomicBlock/atomicBlock2D.h"
#include "atomicBlock/dataField2D.h"
#include "particles/particle2D.h"
#include <vector>

namespace plb {

template<typename T, template<typename U> class Descriptor>
class ParticleField2D : public AtomicBlock2D {
public:
    ParticleField2D(plint nx, plint ny);
    /// Add a particle if it is part of the domain, else delete it.
    /** This method with domain-argument is provided here exclusively,
     *    because it may not be easy for an outside instance to decide
     *    autonomously whether a particle is inside a domain or not
     *    (because domains are enlarged by half a lattice site).
     **/
    virtual void addParticle(Box2D domain, Particle2D<T,Descriptor>* particle) =0;
    /// Remove all particles found in the indicated domain.
    virtual void removeParticles(Box2D domain) =0;
    /// Remove all particles of a certain tag found in the indicated domain.
    virtual void removeParticles(Box2D domain, plint tag) =0;
    /// Return all particles found in the indicated domain.
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor>*>& found) =0;
    /// Return all particles found in the indicated domain; const version
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor> const*>& found) const =0;
    /// Execute velocity-particle interaction for all particles contained in the domain.
    virtual void velocityToParticleCoupling(Box2D domain, TensorField2D<T,2>& velocity, T scaling=0.) =0;
    /// Execute velocity-particle interaction for all particles contained in the domain.
    virtual void rhoBarJtoParticleCoupling(Box2D domain, NTensorField2D<T>& rhoBarJ, bool velIsJ, T scaling=0.) =0;
    /// Execute fluid-particle interaction for all particles contained in the domain.
    virtual void fluidToParticleCoupling(Box2D domain, BlockLattice2D<T,Descriptor>& lattice, T scaling=0. ) =0;
    /// Advance all particles contained in the domain. When the speed of a particle drops
    ///   below sqrt(cutOffValue), the particle is eliminated. Negative cutOffValue means
    ///   no cutoff.
    virtual void advanceParticles(Box2D domain, T cutOffValue=-1.) =0;
    virtual identifiers::BlockId getBlockId() const { return identifiers::ParticleId; }
public:
    /// Helper function: returns if a given particle is situated in the indicated domain.
    bool isContained(Array<T,2> const& particlePos, Box2D box) const;
    void computeGridPosition (
            Array<T,2> const& position,
            plint& iX, plint& iY ) const;
private:
    static plint nearestCell(T pos);
};

template<typename T, template<typename U> class Descriptor> class DenseParticleField2D;

template<typename T, template<typename U> class Descriptor>
class DenseParticleDataTransfer2D : public BlockDataTransfer2D {
public:
    DenseParticleDataTransfer2D(DenseParticleField2D<T,Descriptor>& particleField_);
    virtual plint staticCellSize() const;
    virtual void send(Box2D domain, std::vector<char>& buffer, modif::ModifT kind) const;
    virtual void receive(Box2D domain, std::vector<char> const& buffer, modif::ModifT kind);
    virtual void receive(Box2D domain, std::vector<char> const& buffer, modif::ModifT kind, Dot2D absoluteOffset);
    virtual void receive( Box2D domain, std::vector<char> const& buffer,
                          modif::ModifT kind, std::map<int,std::string> const& foreignIds )
    {
        receive(domain, buffer, kind);
    }
    virtual void attribute(Box2D toDomain, plint deltaX, plint deltaY,
                           AtomicBlock2D const& from, modif::ModifT kind);
    virtual void attribute(Box2D toDomain, plint deltaX, plint deltaY,
                           AtomicBlock2D const& from, modif::ModifT kind, Dot2D absoluteOffset);
private:
    DenseParticleField2D<T,Descriptor>& particleField;
};

template<typename T, template<typename U> class Descriptor>
class DenseParticleField2D : public ParticleField2D<T,Descriptor> {
public:
    typedef Particle2D<T,Descriptor> ParticleT;
public:
    DenseParticleField2D(plint nx, plint ny);
    virtual ~DenseParticleField2D();
    DenseParticleField2D(DenseParticleField2D<T,Descriptor> const& rhs);
    DenseParticleField2D<T,Descriptor>& operator=(DenseParticleField2D<T,Descriptor> const& rhs);
    DenseParticleField2D<T,Descriptor>* clone() const;
    void swap(DenseParticleField2D<T,Descriptor>& rhs);
public:
    virtual void addParticle(Box2D domain, Particle2D<T,Descriptor>* particle);
    virtual void removeParticles(Box2D domain);
    virtual void removeParticles(Box2D domain, plint tag);
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor>*>& found);
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor> const*>& found) const;
    virtual void velocityToParticleCoupling(Box2D domain, TensorField2D<T,2>& velocity, T scaling=0.);
    virtual void rhoBarJtoParticleCoupling(Box2D domain, NTensorField2D<T>& rhoBarJ, bool velIsJ, T scaling=0.);
    virtual void fluidToParticleCoupling(Box2D domain, BlockLattice2D<T,Descriptor>& lattice, T scaling);
    virtual void advanceParticles(Box2D domain, T cutOffValue=-1.);
public:
    virtual DenseParticleDataTransfer2D<T,Descriptor>& getDataTransfer();
    virtual DenseParticleDataTransfer2D<T,Descriptor> const& getDataTransfer() const;
    static std::string getBlockName();
    static std::string basicType();
    static std::string descriptorType();
private:
    ScalarField2D<std::vector<Particle2D<T,Descriptor>*> > particleGrid;
    DenseParticleDataTransfer2D<T,Descriptor> dataTransfer;
};


template<typename T, template<typename U> class Descriptor> class LightParticleField2D;

template<typename T, template<typename U> class Descriptor>
class LightParticleDataTransfer2D : public BlockDataTransfer2D {
public:
    LightParticleDataTransfer2D(LightParticleField2D<T,Descriptor>& particleField_);
    virtual plint staticCellSize() const;
    virtual void send(Box2D domain, std::vector<char>& buffer, modif::ModifT kind) const;
    virtual void receive(Box2D domain, std::vector<char> const& buffer, modif::ModifT kind);
    virtual void receive(Box2D domain, std::vector<char> const& buffer, modif::ModifT kind, Dot2D absoluteOffset);
    virtual void receive( Box2D domain, std::vector<char> const& buffer,
                          modif::ModifT kind, std::map<int,std::string> const& foreignIds )
    {
        receive(domain, buffer, kind);
    }
    virtual void attribute(Box2D toDomain, plint deltaX, plint deltaY,
                           AtomicBlock2D const& from, modif::ModifT kind);
    virtual void attribute(Box2D toDomain, plint deltaX, plint deltaY,
                           AtomicBlock2D const& from, modif::ModifT kind, Dot2D absoluteOffset);
private:
    LightParticleField2D<T,Descriptor>& particleField;
};

template<typename T, template<typename U> class Descriptor>
class LightParticleField2D : public ParticleField2D<T,Descriptor> {
public:
    typedef Particle2D<T,Descriptor> ParticleT;
public:
    LightParticleField2D(plint nx, plint ny);
    virtual ~LightParticleField2D();
    LightParticleField2D(LightParticleField2D<T,Descriptor> const& rhs);
    LightParticleField2D<T,Descriptor>& operator=(LightParticleField2D<T,Descriptor> const& rhs);
    LightParticleField2D<T,Descriptor>* clone() const;
    void swap(LightParticleField2D<T,Descriptor>& rhs);
public:
    virtual void addParticle(Box2D domain, Particle2D<T,Descriptor>* particle);
    virtual void removeParticles(Box2D domain);
    virtual void removeParticles(Box2D domain, plint tag);
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor>*>& found);
    virtual void findParticles(Box2D domain,
                               std::vector<Particle2D<T,Descriptor> const*>& found) const;
    virtual void velocityToParticleCoupling(Box2D domain, TensorField2D<T,2>& velocity, T scaling=0.);
    virtual void rhoBarJtoParticleCoupling(Box2D domain, NTensorField2D<T>& rhoBarJ, bool velIsJ, T scaling=0.);
    virtual void fluidToParticleCoupling(Box2D domain, BlockLattice2D<T,Descriptor>& lattice, T scaling=0.);
    virtual void advanceParticles(Box2D domain, T cutOffValue=-1.);
public:
    virtual LightParticleDataTransfer2D<T,Descriptor>& getDataTransfer();
    virtual LightParticleDataTransfer2D<T,Descriptor> const& getDataTransfer() const;
    static std::string getBlockName();
    static std::string basicType();
    static std::string descriptorType();
private:
    std::vector<Particle2D<T,Descriptor>*> particles;
    LightParticleDataTransfer2D<T,Descriptor> dataTransfer;
};

}  // namespace plb

#endif  // PARTICLE_FIELD_2D_H