| 1 | /* | 
| 2 | * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. | 
| 3 | * | 
| 4 | * The University of Notre Dame grants you ("Licensee") a | 
| 5 | * non-exclusive, royalty free, license to use, modify and | 
| 6 | * redistribute this software in source and binary code form, provided | 
| 7 | * that the following conditions are met: | 
| 8 | * | 
| 9 | * 1. Redistributions of source code must retain the above copyright | 
| 10 | *    notice, this list of conditions and the following disclaimer. | 
| 11 | * | 
| 12 | * 2. Redistributions in binary form must reproduce the above copyright | 
| 13 | *    notice, this list of conditions and the following disclaimer in the | 
| 14 | *    documentation and/or other materials provided with the | 
| 15 | *    distribution. | 
| 16 | * | 
| 17 | * This software is provided "AS IS," without a warranty of any | 
| 18 | * kind. All express or implied conditions, representations and | 
| 19 | * warranties, including any implied warranty of merchantability, | 
| 20 | * fitness for a particular purpose or non-infringement, are hereby | 
| 21 | * excluded.  The University of Notre Dame and its licensors shall not | 
| 22 | * be liable for any damages suffered by licensee as a result of | 
| 23 | * using, modifying or distributing the software or its | 
| 24 | * derivatives. In no event will the University of Notre Dame or its | 
| 25 | * licensors be liable for any lost revenue, profit or data, or for | 
| 26 | * direct, indirect, special, consequential, incidental or punitive | 
| 27 | * damages, however caused and regardless of the theory of liability, | 
| 28 | * arising out of the use of or inability to use software, even if the | 
| 29 | * University of Notre Dame has been advised of the possibility of | 
| 30 | * such damages. | 
| 31 | * | 
| 32 | * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your | 
| 33 | * research, please cite the appropriate papers when you publish your | 
| 34 | * work.  Good starting points are: | 
| 35 | * | 
| 36 | * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). | 
| 37 | * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). | 
| 38 | * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008). | 
| 39 | * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010). | 
| 40 | * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). | 
| 41 | */ | 
| 42 |  | 
| 43 | #include "hydrodynamics/HydroProp.hpp" | 
| 44 | #include "utils/StringTokenizer.hpp" | 
| 45 | #include "math/CholeskyDecomposition.hpp" | 
| 46 |  | 
| 47 | namespace OpenMD { | 
| 48 |  | 
| 49 | HydroProp::HydroProp() : hasCOR(false), hasXi(false) { | 
| 50 | } | 
| 51 |  | 
| 52 | HydroProp::HydroProp(Vector3d cor, Mat6x6d Xi, Mat6x6d D) : cor_(cor), | 
| 53 | Xi_(Xi), D_(D), | 
| 54 | hasCOR(true), | 
| 55 | hasXi(true) { | 
| 56 | } | 
| 57 |  | 
| 58 | HydroProp::HydroProp(const std::string &frictionLine) : hasCOR(false), | 
| 59 | hasXi(false) { | 
| 60 |  | 
| 61 | StringTokenizer tokenizer(frictionLine); | 
| 62 | if (tokenizer.countTokens() >= 40) { | 
| 63 | name_ = tokenizer.nextToken(); | 
| 64 | cor_[0] = tokenizer.nextTokenAsDouble(); | 
| 65 | cor_[1] = tokenizer.nextTokenAsDouble(); | 
| 66 | cor_[2] = tokenizer.nextTokenAsDouble(); | 
| 67 |  | 
| 68 | hasCOR = true; | 
| 69 |  | 
| 70 | Xitt_(0,0) = tokenizer.nextTokenAsDouble(); | 
| 71 | Xitt_(0,1) = tokenizer.nextTokenAsDouble(); | 
| 72 | Xitt_(0,2) = tokenizer.nextTokenAsDouble(); | 
| 73 | Xitt_(1,0) = tokenizer.nextTokenAsDouble(); | 
| 74 | Xitt_(1,1) = tokenizer.nextTokenAsDouble(); | 
| 75 | Xitt_(1,2) = tokenizer.nextTokenAsDouble(); | 
| 76 | Xitt_(2,0) = tokenizer.nextTokenAsDouble(); | 
| 77 | Xitt_(2,1) = tokenizer.nextTokenAsDouble(); | 
| 78 | Xitt_(2,2) = tokenizer.nextTokenAsDouble(); | 
| 79 |  | 
| 80 | Xirt_(0,0) = tokenizer.nextTokenAsDouble(); | 
| 81 | Xirt_(0,1) = tokenizer.nextTokenAsDouble(); | 
| 82 | Xirt_(0,2) = tokenizer.nextTokenAsDouble(); | 
| 83 | Xirt_(1,0) = tokenizer.nextTokenAsDouble(); | 
| 84 | Xirt_(1,1) = tokenizer.nextTokenAsDouble(); | 
| 85 | Xirt_(1,2) = tokenizer.nextTokenAsDouble(); | 
| 86 | Xirt_(2,0) = tokenizer.nextTokenAsDouble(); | 
| 87 | Xirt_(2,1) = tokenizer.nextTokenAsDouble(); | 
| 88 | Xirt_(2,2) = tokenizer.nextTokenAsDouble(); | 
| 89 |  | 
| 90 | Xitr_(0,0) = tokenizer.nextTokenAsDouble(); | 
| 91 | Xitr_(0,1) = tokenizer.nextTokenAsDouble(); | 
| 92 | Xitr_(0,2) = tokenizer.nextTokenAsDouble(); | 
| 93 | Xitr_(1,0) = tokenizer.nextTokenAsDouble(); | 
| 94 | Xitr_(1,1) = tokenizer.nextTokenAsDouble(); | 
| 95 | Xitr_(1,2) = tokenizer.nextTokenAsDouble(); | 
| 96 | Xitr_(2,0) = tokenizer.nextTokenAsDouble(); | 
| 97 | Xitr_(2,1) = tokenizer.nextTokenAsDouble(); | 
| 98 | Xitr_(2,2) = tokenizer.nextTokenAsDouble(); | 
| 99 |  | 
| 100 | Xirr_(0,0) = tokenizer.nextTokenAsDouble(); | 
| 101 | Xirr_(0,1) = tokenizer.nextTokenAsDouble(); | 
| 102 | Xirr_(0,2) = tokenizer.nextTokenAsDouble(); | 
| 103 | Xirr_(1,0) = tokenizer.nextTokenAsDouble(); | 
| 104 | Xirr_(1,1) = tokenizer.nextTokenAsDouble(); | 
| 105 | Xirr_(1,2) = tokenizer.nextTokenAsDouble(); | 
| 106 | Xirr_(2,0) = tokenizer.nextTokenAsDouble(); | 
| 107 | Xirr_(2,1) = tokenizer.nextTokenAsDouble(); | 
| 108 | Xirr_(2,2) = tokenizer.nextTokenAsDouble(); | 
| 109 |  | 
| 110 | Xi_.setSubMatrix(0, 0, Xitt_); | 
| 111 | Xi_.setSubMatrix(0, 3, Xirt_); | 
| 112 | Xi_.setSubMatrix(3, 0, Xitr_); | 
| 113 | Xi_.setSubMatrix(3, 3, Xirr_); | 
| 114 |  | 
| 115 | hasXi = true; | 
| 116 |  | 
| 117 | CholeskyDecomposition(Xi_, S_); | 
| 118 |  | 
| 119 | } | 
| 120 | } | 
| 121 |  | 
| 122 | void HydroProp::complete() { | 
| 123 |  | 
| 124 | if (hasXi) { | 
| 125 | for (int i1 = 0; i1 < 3; i1++) { | 
| 126 | for (int j1 = 0; j1 < 3; j1++) { | 
| 127 | Xitt_(i1,j1) = Xi_(i1,j1); | 
| 128 | Xirt_(i1,j1) = Xi_(i1,j1+3); | 
| 129 | Xitr_(i1,j1) = Xi_(i1+3,j1); | 
| 130 | Xirr_(i1,j1) = Xi_(i1+3,j1+3); | 
| 131 | } | 
| 132 | } | 
| 133 | CholeskyDecomposition(Xi_, S_); | 
| 134 | } | 
| 135 | } | 
| 136 |  | 
| 137 | } | 
| 138 |  |