| 1 | tim | 898 | /* | 
| 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 | gezelter | 1390 | * 1. Redistributions of source code must retain the above copyright | 
| 10 | tim | 898 | *    notice, this list of conditions and the following disclaimer. | 
| 11 |  |  | * | 
| 12 | gezelter | 1390 | * 2. Redistributions in binary form must reproduce the above copyright | 
| 13 | tim | 898 | *    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 | gezelter | 1390 | * | 
| 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, 24107 (2008). | 
| 39 |  |  | * [4]  Vardeman & Gezelter, in progress (2009). | 
| 40 | tim | 898 | */ | 
| 41 |  |  |  | 
| 42 |  |  | #include "applications/hydrodynamics/BeadModel.hpp" | 
| 43 |  |  |  | 
| 44 | gezelter | 1390 | namespace OpenMD { | 
| 45 | gezelter | 944 | bool BeadModel::createBeads(std::vector<BeadParam>& beads) { | 
| 46 |  |  |  | 
| 47 | tim | 898 | if (sd_->isAtom()) { | 
| 48 | gezelter | 944 | if (!createSingleBead(static_cast<Atom*>(sd_), beads)) { | 
| 49 |  |  | sprintf( painCave.errMsg, | 
| 50 |  |  | "BeadModel::createBeads Error: GayBerne and other non-spheric atoms should use RoughShell model\n"); | 
| 51 | gezelter | 1390 | painCave.severity = OPENMD_ERROR; | 
| 52 | gezelter | 944 | painCave.isFatal = 1; | 
| 53 |  |  | simError(); | 
| 54 |  |  | return false; | 
| 55 |  |  | } | 
| 56 | tim | 898 | } | 
| 57 |  |  | else if (sd_->isRigidBody()) { | 
| 58 | gezelter | 944 | RigidBody* rb = static_cast<RigidBody*>(sd_); | 
| 59 |  |  | std::vector<Atom*>::iterator ai; | 
| 60 |  |  | Atom* atom; | 
| 61 |  |  | for (atom = rb->beginAtom(ai); atom != NULL; atom = rb->nextAtom(ai)) { | 
| 62 |  |  | if (!createSingleBead(atom, beads)) { | 
| 63 |  |  | sprintf( painCave.errMsg, | 
| 64 |  |  | "BeadModel::createBeads Error: GayBerne and other non-spheric atoms should use RoughShell model\n"); | 
| 65 | gezelter | 1390 | painCave.severity = OPENMD_ERROR; | 
| 66 | gezelter | 944 | painCave.isFatal = 1; | 
| 67 |  |  | simError(); | 
| 68 |  |  | return false; | 
| 69 | tim | 898 | } | 
| 70 | gezelter | 944 | } | 
| 71 |  |  | } | 
| 72 | tim | 898 | return true; | 
| 73 | gezelter | 944 | } | 
| 74 |  |  |  | 
| 75 |  |  | bool BeadModel::createSingleBead(Atom* atom, std::vector<BeadParam>& beads) { | 
| 76 | tim | 898 | AtomType* atomType = atom->getAtomType(); | 
| 77 | gezelter | 944 |  | 
| 78 | tim | 898 | if (atomType->isGayBerne()) { | 
| 79 | gezelter | 944 | return false; | 
| 80 | tim | 898 | } else if (atomType->isLennardJones()){ | 
| 81 | gezelter | 944 | GenericData* data = atomType->getPropertyByName("LennardJones"); | 
| 82 |  |  | if (data != NULL) { | 
| 83 |  |  | LJParamGenericData* ljData = dynamic_cast<LJParamGenericData*>(data); | 
| 84 |  |  |  | 
| 85 |  |  | if (ljData != NULL) { | 
| 86 |  |  | LJParam ljParam = ljData->getData(); | 
| 87 |  |  | BeadParam currBead; | 
| 88 |  |  | currBead.atomName = atom->getType(); | 
| 89 |  |  | currBead.pos = atom->getPos(); | 
| 90 |  |  | currBead.radius = ljParam.sigma/2.0; | 
| 91 |  |  | beads.push_back(currBead); | 
| 92 | tim | 898 | } else { | 
| 93 | gezelter | 944 | sprintf( painCave.errMsg, | 
| 94 |  |  | "Can not cast GenericData to LJParam\n"); | 
| 95 | gezelter | 1390 | painCave.severity = OPENMD_ERROR; | 
| 96 | gezelter | 944 | painCave.isFatal = 1; | 
| 97 |  |  | simError(); | 
| 98 |  |  | } | 
| 99 |  |  | } | 
| 100 | gezelter | 946 | } else { | 
| 101 |  |  | int obanum = etab.GetAtomicNum((atom->getType()).c_str()); | 
| 102 |  |  | if (obanum != 0) { | 
| 103 |  |  | BeadParam currBead; | 
| 104 |  |  | currBead.atomName = atom->getType(); | 
| 105 |  |  | currBead.pos = atom->getPos(); | 
| 106 |  |  | currBead.radius = etab.GetVdwRad(obanum); | 
| 107 |  |  | std::cout << "using rvdw = " << currBead.radius << " for atomic number " << obanum << "\n"; | 
| 108 |  |  | beads.push_back(currBead); | 
| 109 |  |  | } else { | 
| 110 |  |  | sprintf( painCave.errMsg, | 
| 111 |  |  | "Could not find atom type in default element.txt\n"); | 
| 112 | gezelter | 1390 | painCave.severity = OPENMD_ERROR; | 
| 113 | gezelter | 946 | painCave.isFatal = 1; | 
| 114 |  |  | simError(); | 
| 115 | gezelter | 944 | } | 
| 116 | gezelter | 946 | } | 
| 117 |  |  | return true; | 
| 118 | gezelter | 944 | } | 
| 119 | tim | 898 | } |