| 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. Acknowledgement of the program authors must be made in any | 
| 10 | *    publication of scientific results based in part on use of the | 
| 11 | *    program.  An acceptable form of acknowledgement is citation of | 
| 12 | *    the article in which the program was described (Matthew | 
| 13 | *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher | 
| 14 | *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented | 
| 15 | *    Parallel Simulation Engine for Molecular Dynamics," | 
| 16 | *    J. Comput. Chem. 26, pp. 252-271 (2005)) | 
| 17 | * | 
| 18 | * 2. Redistributions of source code must retain the above copyright | 
| 19 | *    notice, this list of conditions and the following disclaimer. | 
| 20 | * | 
| 21 | * 3. Redistributions in binary form must reproduce the above copyright | 
| 22 | *    notice, this list of conditions and the following disclaimer in the | 
| 23 | *    documentation and/or other materials provided with the | 
| 24 | *    distribution. | 
| 25 | * | 
| 26 | * This software is provided "AS IS," without a warranty of any | 
| 27 | * kind. All express or implied conditions, representations and | 
| 28 | * warranties, including any implied warranty of merchantability, | 
| 29 | * fitness for a particular purpose or non-infringement, are hereby | 
| 30 | * excluded.  The University of Notre Dame and its licensors shall not | 
| 31 | * be liable for any damages suffered by licensee as a result of | 
| 32 | * using, modifying or distributing the software or its | 
| 33 | * derivatives. In no event will the University of Notre Dame or its | 
| 34 | * licensors be liable for any lost revenue, profit or data, or for | 
| 35 | * direct, indirect, special, consequential, incidental or punitive | 
| 36 | * damages, however caused and regardless of the theory of liability, | 
| 37 | * arising out of the use of or inability to use software, even if the | 
| 38 | * University of Notre Dame has been advised of the possibility of | 
| 39 | * such damages. | 
| 40 | */ | 
| 41 |  | 
| 42 | /** | 
| 43 | * @file Molecule.hpp | 
| 44 | * @author    tlin | 
| 45 | * @date  10/25/2004 | 
| 46 | * @version 1.0 | 
| 47 | */ | 
| 48 |  | 
| 49 | #ifndef PRIMITIVES_MOLECULE_HPP | 
| 50 | #define PRIMITIVES_MOLECULE_HPP | 
| 51 | #include <vector> | 
| 52 | #include <iostream> | 
| 53 |  | 
| 54 | #include "constraints/ConstraintPair.hpp" | 
| 55 | #include "math/Vector3.hpp" | 
| 56 | #include "primitives/Atom.hpp" | 
| 57 | #include "primitives/RigidBody.hpp" | 
| 58 | #include "primitives/Bond.hpp" | 
| 59 | #include "primitives/Bend.hpp" | 
| 60 | #include "primitives/Torsion.hpp" | 
| 61 | #include "primitives/Inversion.hpp" | 
| 62 | #include "primitives/CutoffGroup.hpp" | 
| 63 |  | 
| 64 | namespace oopse{ | 
| 65 |  | 
| 66 | class Constraint; | 
| 67 |  | 
| 68 | /** | 
| 69 | * @class Molecule Molecule.hpp "primitives/Molecule.hpp" | 
| 70 | * @brief | 
| 71 | */ | 
| 72 | class Molecule { | 
| 73 | public: | 
| 74 |  | 
| 75 | typedef std::vector<Atom*>::iterator AtomIterator; | 
| 76 | typedef std::vector<Bond*>::iterator BondIterator; | 
| 77 | typedef std::vector<Bend*>::iterator BendIterator; | 
| 78 | typedef std::vector<Torsion*>::iterator TorsionIterator; | 
| 79 | typedef std::vector<Inversion*>::iterator InversionIterator; | 
| 80 | typedef std::vector<RigidBody*>::iterator RigidBodyIterator; | 
| 81 | typedef std::vector<CutoffGroup*>::iterator CutoffGroupIterator; | 
| 82 | typedef std::vector<StuntDouble*>::iterator IntegrableObjectIterator; | 
| 83 | typedef std::vector<ConstraintPair*>::iterator ConstraintPairIterator; | 
| 84 | typedef std::vector<ConstraintElem*>::iterator ConstraintElemIterator; | 
| 85 |  | 
| 86 |  | 
| 87 | Molecule(int stampId, int globalIndex, const std::string& molName); | 
| 88 | virtual ~Molecule(); | 
| 89 |  | 
| 90 | /** | 
| 91 | * Returns the global index of this molecule. | 
| 92 | * @return  the global index of this molecule | 
| 93 | */ | 
| 94 | int getGlobalIndex() { | 
| 95 | return globalIndex_; | 
| 96 | } | 
| 97 |  | 
| 98 | /** | 
| 99 | * Returns the stamp id of this molecule | 
| 100 | * @note Ideally, every molecule should keep a pointer of its | 
| 101 | * molecule stamp instead of its stamp id. However, the pointer | 
| 102 | * will become invalid, if the molecule migrate to other | 
| 103 | * processor. | 
| 104 | */ | 
| 105 | int getStampId() { | 
| 106 | return stampId_; | 
| 107 | } | 
| 108 |  | 
| 109 | /** Returns the name of the molecule */ | 
| 110 | std::string getType() { | 
| 111 | return moleculeName_; | 
| 112 | } | 
| 113 |  | 
| 114 | /** | 
| 115 | * Sets the global index of this molecule. | 
| 116 | * @param new global index to be set | 
| 117 | */ | 
| 118 | void setGlobalIndex(int index) { | 
| 119 | globalIndex_ = index; | 
| 120 | } | 
| 121 |  | 
| 122 |  | 
| 123 | /** add an atom into this molecule */ | 
| 124 | void addAtom(Atom* atom); | 
| 125 |  | 
| 126 | /** add a bond into this molecule */ | 
| 127 | void addBond(Bond* bond); | 
| 128 |  | 
| 129 | /** add a bend into this molecule */ | 
| 130 | void addBend(Bend* bend); | 
| 131 |  | 
| 132 | /** add a torsion into this molecule*/ | 
| 133 | void addTorsion(Torsion* torsion); | 
| 134 |  | 
| 135 | /** add an improper torsion into this molecule*/ | 
| 136 | void addInversion(Inversion* inversion); | 
| 137 |  | 
| 138 | /** add a rigidbody into this molecule */ | 
| 139 | void addRigidBody(RigidBody *rb); | 
| 140 |  | 
| 141 | /** add a cutoff group into this molecule */ | 
| 142 | void addCutoffGroup(CutoffGroup* cp); | 
| 143 |  | 
| 144 | void addConstraintPair(ConstraintPair* consPair); | 
| 145 |  | 
| 146 | void addConstraintElem(ConstraintElem* consElem); | 
| 147 |  | 
| 148 | /** */ | 
| 149 | void complete(); | 
| 150 |  | 
| 151 | /** Returns the total number of atoms in this molecule */ | 
| 152 | unsigned int getNAtoms() { | 
| 153 | return atoms_.size(); | 
| 154 | } | 
| 155 |  | 
| 156 | /** Returns the total number of bonds in this molecule */ | 
| 157 | unsigned int getNBonds(){ | 
| 158 | return bonds_.size(); | 
| 159 | } | 
| 160 |  | 
| 161 | /** Returns the total number of bends in this molecule */ | 
| 162 | unsigned int getNBends() { | 
| 163 | return bends_.size(); | 
| 164 | } | 
| 165 |  | 
| 166 | /** Returns the total number of torsions in this molecule */ | 
| 167 | unsigned int getNTorsions() { | 
| 168 | return torsions_.size(); | 
| 169 | } | 
| 170 |  | 
| 171 | /** Returns the total number of improper torsions in this molecule */ | 
| 172 | unsigned int getNInversions() { | 
| 173 | return inversions_.size(); | 
| 174 | } | 
| 175 |  | 
| 176 | /** Returns the total number of rigid bodies in this molecule */ | 
| 177 | unsigned int getNRigidBodies() { | 
| 178 | return rigidBodies_.size(); | 
| 179 | } | 
| 180 |  | 
| 181 | /** Returns the total number of integrable objects in this molecule */ | 
| 182 | unsigned int getNIntegrableObjects() { | 
| 183 | return integrableObjects_.size(); | 
| 184 | } | 
| 185 |  | 
| 186 | /** Returns the total number of cutoff groups in this molecule */ | 
| 187 | unsigned int getNCutoffGroups() { | 
| 188 | return cutoffGroups_.size(); | 
| 189 | } | 
| 190 |  | 
| 191 | /** Returns the total number of constraints in this molecule */ | 
| 192 | unsigned int getNConstraintPairs() { | 
| 193 | return constraintPairs_.size(); | 
| 194 | } | 
| 195 |  | 
| 196 | Atom* getAtomAt(unsigned int i) { | 
| 197 | assert(i < atoms_.size()); | 
| 198 | return atoms_[i]; | 
| 199 | } | 
| 200 |  | 
| 201 | RigidBody* getRigidBodyAt(unsigned int i) { | 
| 202 | assert(i < rigidBodies_.size()); | 
| 203 | return rigidBodies_[i]; | 
| 204 | } | 
| 205 |  | 
| 206 | Atom* beginAtom(std::vector<Atom*>::iterator& i) { | 
| 207 | i = atoms_.begin(); | 
| 208 | return (i == atoms_.end()) ? NULL : *i; | 
| 209 | } | 
| 210 |  | 
| 211 | Atom* nextAtom(std::vector<Atom*>::iterator& i) { | 
| 212 | ++i; | 
| 213 | return (i == atoms_.end()) ? NULL : *i; | 
| 214 | } | 
| 215 |  | 
| 216 | Bond* beginBond(std::vector<Bond*>::iterator& i) { | 
| 217 | i = bonds_.begin(); | 
| 218 | return (i == bonds_.end()) ? NULL : *i; | 
| 219 | } | 
| 220 |  | 
| 221 | Bond* nextBond(std::vector<Bond*>::iterator& i) { | 
| 222 | ++i; | 
| 223 | return (i == bonds_.end()) ? NULL : *i; | 
| 224 |  | 
| 225 | } | 
| 226 |  | 
| 227 | Bend* beginBend(std::vector<Bend*>::iterator& i) { | 
| 228 | i = bends_.begin(); | 
| 229 | return (i == bends_.end()) ? NULL : *i; | 
| 230 | } | 
| 231 |  | 
| 232 | Bend* nextBend(std::vector<Bend*>::iterator& i) { | 
| 233 | ++i; | 
| 234 | return (i == bends_.end()) ? NULL : *i; | 
| 235 | } | 
| 236 |  | 
| 237 | Torsion* beginTorsion(std::vector<Torsion*>::iterator& i) { | 
| 238 | i = torsions_.begin(); | 
| 239 | return (i == torsions_.end()) ? NULL : *i; | 
| 240 | } | 
| 241 |  | 
| 242 | Torsion* nextTorsion(std::vector<Torsion*>::iterator& i) { | 
| 243 | ++i; | 
| 244 | return (i == torsions_.end()) ? NULL : *i; | 
| 245 | } | 
| 246 |  | 
| 247 | Inversion* beginInversion(std::vector<Inversion*>::iterator& i) { | 
| 248 | i = inversions_.begin(); | 
| 249 | return (i == inversions_.end()) ? NULL : *i; | 
| 250 | } | 
| 251 |  | 
| 252 | Inversion* nextInversion(std::vector<Inversion*>::iterator& i) { | 
| 253 | ++i; | 
| 254 | return (i == inversions_.end()) ? NULL : *i; | 
| 255 | } | 
| 256 |  | 
| 257 | RigidBody* beginRigidBody(std::vector<RigidBody*>::iterator& i) { | 
| 258 | i = rigidBodies_.begin(); | 
| 259 | return (i == rigidBodies_.end()) ? NULL : *i; | 
| 260 | } | 
| 261 |  | 
| 262 | RigidBody* nextRigidBody(std::vector<RigidBody*>::iterator& i) { | 
| 263 | ++i; | 
| 264 | return (i == rigidBodies_.end()) ? NULL : *i; | 
| 265 | } | 
| 266 |  | 
| 267 | StuntDouble* beginIntegrableObject(std::vector<StuntDouble*>::iterator& i) { | 
| 268 | i = integrableObjects_.begin(); | 
| 269 | return (i == integrableObjects_.end()) ? NULL : *i; | 
| 270 | } | 
| 271 |  | 
| 272 | StuntDouble* nextIntegrableObject(std::vector<StuntDouble*>::iterator& i) { | 
| 273 | ++i; | 
| 274 | return (i == integrableObjects_.end()) ? NULL : *i; | 
| 275 | } | 
| 276 |  | 
| 277 | CutoffGroup* beginCutoffGroup(std::vector<CutoffGroup*>::iterator& i) { | 
| 278 | i = cutoffGroups_.begin(); | 
| 279 | return (i == cutoffGroups_.end()) ? NULL : *i; | 
| 280 | } | 
| 281 |  | 
| 282 | CutoffGroup* nextCutoffGroup(std::vector<CutoffGroup*>::iterator& i) { | 
| 283 | ++i; | 
| 284 | return (i == cutoffGroups_.end()) ? NULL : *i; | 
| 285 | } | 
| 286 |  | 
| 287 | ConstraintPair* beginConstraintPair(std::vector<ConstraintPair*>::iterator& i) { | 
| 288 | i = constraintPairs_.begin(); | 
| 289 | return (i == constraintPairs_.end()) ? NULL : *i; | 
| 290 | } | 
| 291 |  | 
| 292 | ConstraintPair* nextConstraintPair(std::vector<ConstraintPair*>::iterator& i) { | 
| 293 | ++i; | 
| 294 | return (i == constraintPairs_.end()) ? NULL : *i; | 
| 295 | } | 
| 296 |  | 
| 297 | ConstraintElem* beginConstraintElem(std::vector<ConstraintElem*>::iterator& i) { | 
| 298 | i = constraintElems_.begin(); | 
| 299 | return (i == constraintElems_.end()) ? NULL : *i; | 
| 300 | } | 
| 301 |  | 
| 302 | ConstraintElem* nextConstraintElem(std::vector<ConstraintElem*>::iterator& i) { | 
| 303 | ++i; | 
| 304 | return (i == constraintElems_.end()) ? NULL : *i; | 
| 305 | } | 
| 306 |  | 
| 307 | /** | 
| 308 | * Returns the total potential energy of short range interaction | 
| 309 | * of this molecule | 
| 310 | */ | 
| 311 | RealType getPotential(); | 
| 312 |  | 
| 313 | /** get total mass of this molecule */ | 
| 314 | RealType getMass(); | 
| 315 |  | 
| 316 | /** return the center of mass of this molecule */ | 
| 317 | Vector3d getCom(); | 
| 318 |  | 
| 319 | /** Moves the center of this molecule */ | 
| 320 | void moveCom(const Vector3d& delta); | 
| 321 |  | 
| 322 | /** Returns the velocity of center of mass of this molecule */ | 
| 323 | Vector3d getComVel(); | 
| 324 |  | 
| 325 | std::string getMoleculeName() { | 
| 326 | return moleculeName_; | 
| 327 | } | 
| 328 |  | 
| 329 | friend std::ostream& operator <<(std::ostream& o, Molecule& mol); | 
| 330 |  | 
| 331 | private: | 
| 332 |  | 
| 333 | int globalIndex_; | 
| 334 |  | 
| 335 | std::vector<Atom*> atoms_; | 
| 336 | std::vector<Bond*> bonds_; | 
| 337 | std::vector<Bend*> bends_; | 
| 338 | std::vector<Torsion*> torsions_; | 
| 339 | std::vector<Inversion*> inversions_; | 
| 340 | std::vector<RigidBody*> rigidBodies_; | 
| 341 | std::vector<StuntDouble*> integrableObjects_; | 
| 342 | std::vector<CutoffGroup*> cutoffGroups_; | 
| 343 | std::vector<ConstraintPair*> constraintPairs_; | 
| 344 | std::vector<ConstraintElem*> constraintElems_; | 
| 345 | int stampId_; | 
| 346 | std::string moleculeName_; | 
| 347 | }; | 
| 348 |  | 
| 349 | } //namespace oopse | 
| 350 | #endif // |