| 1 | /* Copyright (c) 2006 The University of Notre Dame. All Rights Reserved. | 
| 2 | * | 
| 3 | * The University of Notre Dame grants you ("Licensee") a | 
| 4 | * non-exclusive, royalty free, license to use, modify and | 
| 5 | * redistribute this software in source and binary code form, provided | 
| 6 | * that the following conditions are met: | 
| 7 | * | 
| 8 | * 1. Redistributions of source code must retain the above copyright | 
| 9 | *    notice, this list of conditions and the following disclaimer. | 
| 10 | * | 
| 11 | * 2. Redistributions in binary form must reproduce the above copyright | 
| 12 | *    notice, this list of conditions and the following disclaimer in the | 
| 13 | *    documentation and/or other materials provided with the | 
| 14 | *    distribution. | 
| 15 | * | 
| 16 | * This software is provided "AS IS," without a warranty of any | 
| 17 | * kind. All express or implied conditions, representations and | 
| 18 | * warranties, including any implied warranty of merchantability, | 
| 19 | * fitness for a particular purpose or non-infringement, are hereby | 
| 20 | * excluded.  The University of Notre Dame and its licensors shall not | 
| 21 | * be liable for any damages suffered by licensee as a result of | 
| 22 | * using, modifying or distributing the software or its | 
| 23 | * derivatives. In no event will the University of Notre Dame or its | 
| 24 | * licensors be liable for any lost revenue, profit or data, or for | 
| 25 | * direct, indirect, special, consequential, incidental or punitive | 
| 26 | * damages, however caused and regardless of the theory of liability, | 
| 27 | * arising out of the use of or inability to use software, even if the | 
| 28 | * University of Notre Dame has been advised of the possibility of | 
| 29 | * such damages. | 
| 30 | * | 
| 31 | * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your | 
| 32 | * research, please cite the appropriate papers when you publish your | 
| 33 | * work.  Good starting points are: | 
| 34 | * | 
| 35 | * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). | 
| 36 | * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). | 
| 37 | * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). | 
| 38 | * [4]  Vardeman & Gezelter, in progress (2009). | 
| 39 | * | 
| 40 | * | 
| 41 | *  sphericalLattice.cpp | 
| 42 | * | 
| 43 | *  Created by Charles F. Vardeman II on 17 Feb 2006. | 
| 44 | *  @author  Charles F. Vardeman II | 
| 45 | *  @version $Id$ | 
| 46 | * | 
| 47 | */ | 
| 48 |  | 
| 49 | #include <cstdlib> | 
| 50 | #include "lattice/shapedLattice.hpp" | 
| 51 | #include "math/Vector3.hpp" | 
| 52 | #include "brains/Register.hpp" | 
| 53 | #include "lattice/LatticeFactory.hpp" | 
| 54 |  | 
| 55 | namespace OpenMD{ | 
| 56 | shapedLattice::shapedLattice(RealType latticeConstant, | 
| 57 | std::string latticeType) { | 
| 58 | latticeConstant_ = latticeConstant; | 
| 59 | latticeType_ = latticeType; | 
| 60 | registerLattice(); | 
| 61 | simpleLattice_ = LatticeFactory::getInstance()->createLattice(latticeType); | 
| 62 | if (simpleLattice_ == NULL){ | 
| 63 | std::cerr << "shapedLattice:: Error creating lattice" << std::endl; | 
| 64 | exit(1); | 
| 65 | } | 
| 66 |  | 
| 67 | //Set the lattice constant | 
| 68 | std::vector<RealType> lc; | 
| 69 | lc.push_back(latticeConstant_); | 
| 70 | simpleLattice_->setLatticeConstant(lc); | 
| 71 | sitesComputed_ = false; | 
| 72 | } | 
| 73 |  | 
| 74 | void shapedLattice::setGridDimension(Vector3d dimension){ | 
| 75 | dimension_ = dimension; | 
| 76 | // Find     number of unit cells in each direction | 
| 77 | beginNx_ = -(int) ceil(0.5*dimension_[0]/latticeConstant_) ; | 
| 78 | beginNy_ = -(int) ceil(0.5*dimension_[1]/latticeConstant_) ; | 
| 79 | beginNz_ = -(int) ceil(0.5*dimension_[2]/latticeConstant_) ; | 
| 80 | endNx_ = (int) ceil(0.5*dimension_[0]/latticeConstant_); | 
| 81 | endNy_ = (int) ceil(0.5*dimension_[1]/latticeConstant_); | 
| 82 | endNz_ = (int) ceil(0.5*dimension_[2]/latticeConstant_); | 
| 83 | sitesComputed_ = false; | 
| 84 | } | 
| 85 |  | 
| 86 | void shapedLattice::setOrigin(Vector3d origin){ | 
| 87 | origin_ = origin; | 
| 88 | simpleLattice_->setOrigin(origin_); | 
| 89 | sitesComputed_ = false; | 
| 90 | } | 
| 91 |  | 
| 92 | void shapedLattice::findSites(){ | 
| 93 |  | 
| 94 | sites_.clear(); | 
| 95 | orientations_.clear(); | 
| 96 |  | 
| 97 | std::vector<Vector3d> latticePos; | 
| 98 | std::vector<Vector3d> pointsOrt =  simpleLattice_->getLatticePointsOrt(); | 
| 99 | int numMolPerCell = simpleLattice_->getNumSitesPerCell(); | 
| 100 |  | 
| 101 | for(int i = beginNx_; i < endNx_; i++) { | 
| 102 | for(int j = beginNy_; j < endNy_; j++) { | 
| 103 | for(int k = beginNz_; k < endNz_; k++) { | 
| 104 | //get the position of the cell sites | 
| 105 | simpleLattice_->getLatticePointsPos(latticePos, i, j, k); | 
| 106 | for(int l = 0; l < numMolPerCell; l++) { | 
| 107 | if (isInterior(latticePos[l])){ | 
| 108 | Vector3d myPoint = latticePos[l]; | 
| 109 | Vector3d myOrt = pointsOrt[l]; | 
| 110 | sites_.push_back(myPoint); | 
| 111 | orientations_.push_back(myOrt); | 
| 112 | } | 
| 113 | } | 
| 114 | } | 
| 115 | } | 
| 116 | } | 
| 117 | sitesComputed_ = true; | 
| 118 | } | 
| 119 |  | 
| 120 | std::vector<Vector3d> shapedLattice::getSites() { | 
| 121 | if (!sitesComputed_) { | 
| 122 | findSites(); | 
| 123 | } | 
| 124 | return sites_; | 
| 125 | } | 
| 126 |  | 
| 127 | std::vector<Vector3d> shapedLattice::getOrientations() { | 
| 128 | if (!sitesComputed_) { | 
| 129 | findSites(); | 
| 130 | } | 
| 131 | return orientations_; | 
| 132 | } | 
| 133 | } |