src/meshTools/coordinateSystems/coordinateRotation/STARCDCoordinateRotation.C

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   4    \\    /   O peration     |
   5     \\  /    A nd           | Copyright (C) 2004-2010 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 \*---------------------------------------------------------------------------*/
  25
  26 #include "STARCDCoordinateRotation.H"
  27
  28 #include "mathematicalConstants.H"
  29 #include "addToRunTimeSelectionTable.H"
  30
  31 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
  32
  33 namespace Foam
  34 {
  35     defineTypeNameAndDebug(STARCDCoordinateRotation, 0);
  36     addToRunTimeSelectionTable
  37     (
  38         coordinateRotation,
  39         STARCDCoordinateRotation,
  40         dictionary
  41     );
  42 }
  43
  44
  45 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
  46
  47 void Foam::STARCDCoordinateRotation::calcTransform
  48 (
  49     const scalar rotZ,
  50     const scalar rotX,
  51     const scalar rotY,
  52     const bool inDegrees
  53 )
  54 {
  55     scalar x = rotX;
  56     scalar y = rotY;
  57     scalar z = rotZ;
  58
  59     if (inDegrees)
  60     {
  61         x *= constant::mathematical::pi/180.0;
  62         y *= constant::mathematical::pi/180.0;
  63         z *= constant::mathematical::pi/180.0;
  64     }
  65
  66     tensor::operator=
  67     (
  68         tensor
  69         (
  70             cos(y)*cos(z) - sin(x)*sin(y)*sin(z),
  71             -cos(x)*sin(z),
  72             sin(x)*cos(y)*sin(z) + sin(y)*cos(z),
  73
  74             cos(y)*sin(z) + sin(x)*sin(y)*cos(z),
  75             cos(x)*cos(z),
  76             sin(y)*sin(z) - sin(x)*cos(y)*cos(z),
  77
  78             -cos(x)*sin(y),
  79             sin(x),
  80             cos(x)*cos(y)
  81         )
  82     );
  83 }
  84
  85
  86 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
  87
  88 Foam::STARCDCoordinateRotation::STARCDCoordinateRotation()
  89 :
  90     coordinateRotation()
  91 {}
  92
  93
  94 Foam::STARCDCoordinateRotation::STARCDCoordinateRotation
  95 (
  96     const vector& rotZrotXrotY,
  97     const bool inDegrees
  98 )
  99 :
 100     coordinateRotation()
 101 {
 102     calcTransform
 103     (
 104         rotZrotXrotY.component(vector::X),
 105         rotZrotXrotY.component(vector::Y),
 106         rotZrotXrotY.component(vector::Z),
 107         inDegrees
 108     );
 109 }
 110
 111
 112 Foam::STARCDCoordinateRotation::STARCDCoordinateRotation
 113 (
 114     const scalar rotZ,
 115     const scalar rotX,
 116     const scalar rotY,
 117     const bool inDegrees
 118 )
 119 :
 120     coordinateRotation()
 121 {
 122     calcTransform(rotZ, rotX, rotY, inDegrees);
 123 }
 124
 125
 126 Foam::STARCDCoordinateRotation::STARCDCoordinateRotation
 127 (
 128     const dictionary& dict
 129 )
 130 :
 131     coordinateRotation()
 132 {
 133     vector rotation(dict.lookup("rotation"));
 134
 135     calcTransform
 136     (
 137         rotation.component(vector::X),
 138         rotation.component(vector::Y),
 139         rotation.component(vector::Z),
 140         dict.lookupOrDefault("degrees", true)
 141     );
 142 }
 143
 144 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //