src/sampling/sampledSet/uniform/uniformSet.H

   1 /*---------------------------------------------------------------------------* \
   2   =========                 |
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   5     \\  /    A nd           | Copyright (C) 2004-2011 OpenCFD Ltd.
   6      \\/     M anipulation  |
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of OpenFOAM.
  10
  11     OpenFOAM is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by
  13     the Free Software Foundation, either version 3 of the License, or
  14     (at your option) any later version.
  15
  16     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
  17     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19     for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Class
  25     Foam::uniformSet
  26
  27 Description
  28
  29 SourceFiles
  30     uniformSet.C
  31
  32 \*---------------------------------------------------------------------------*/
  33
  34 #ifndef uniformSet_H
  35 #define uniformSet_H
  36
  37 #include "passiveParticleCloud.H"
  38 #include "sampledSet.H"
  39 #include "DynamicList.H"
  40
  41 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  42
  43 namespace Foam
  44 {
  45
  46 /*---------------------------------------------------------------------------*\
  47                            Class uniformSet Declaration
  48 \*---------------------------------------------------------------------------*/
  49
  50 class uniformSet
  51 :
  52     public sampledSet
  53 {
  54     // Private data
  55
  56         //- Starting point
  57         point start_;
  58
  59         //- End point
  60         point end_;
  61
  62         //- Number of points
  63         label nPoints_;
  64
  65     // Private Member Functions
  66
  67         //- Calculates - starting at samplePt - the first sampling point
  68         //  on or after currentPt. smallDist is the tolerance used to compare
  69         //  positions. Returns false if end of samples reached.
  70         bool nextSample
  71         (
  72             const point& currentPt,
  73             const vector& offset,
  74             const scalar smallDist,
  75             point& samplePt,
  76             label& sampleI
  77         ) const;
  78
  79         //- Samples from startTrackPt/CellI. Updates particle/samplePt/sampleI
  80         //  and puts
  81         //  samples in the DynamicLists. Returns false if end of all samples
  82         //  reached
  83         bool trackToBoundary
  84         (
  85             passiveParticle& singleParticle,
  86             point& samplePt,
  87             label& sampleI,
  88             DynamicList<point>& samplingPts,
  89             DynamicList<label>& samplingCells,
  90             DynamicList<label>& samplingFaces,
  91             DynamicList<scalar>& samplingCurveDist
  92         ) const;
  93
  94         //- Samples from start_ to end_. samplingSegments contains segmentNo
  95         //  for each sample.
  96         void calcSamples
  97         (
  98             DynamicList<point>& samplingPts,
  99             DynamicList<label>& samplingCells,
 100             DynamicList<label>& samplingFaces,
 101             DynamicList<label>& samplingSegments,
 102             DynamicList<scalar>& samplingCurveDist
 103         ) const;
 104
 105         //- Uses calcSamples to obtain samples. Copies them into *this.
 106         void genSamples();
 107
 108
 109 public:
 110
 111     //- Runtime type information
 112     TypeName("uniform");
 113
 114     // Constructors
 115
 116         //- Construct from components
 117         uniformSet
 118         (
 119             const word& name,
 120             const polyMesh& mesh,
 121             meshSearch& searchEngine,
 122             const word& axis,
 123             const point& start,
 124             const point& end,
 125             const label nPoints
 126         );
 127
 128         //- Construct from dictionary
 129         uniformSet
 130         (
 131             const word& name,
 132             const polyMesh& mesh,
 133             meshSearch& searchEngine,
 134             const dictionary& dict
 135         );
 136
 137
 138     //- Destructor
 139     virtual ~uniformSet();
 140 };
 141
 142
 143 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 144
 145 } // End namespace Foam
 146
 147 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 148
 149 #endif
 150
 151 // ************************************************************************* //