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#include <stdlib.h> |
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/* |
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* Copyright (c) 2005 The University of Notre Dame. All Rights Reserved. |
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* |
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* The University of Notre Dame grants you ("Licensee") a |
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* non-exclusive, royalty free, license to use, modify and |
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* redistribute this software in source and binary code form, provided |
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* that the following conditions are met: |
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* |
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* 1. Acknowledgement of the program authors must be made in any |
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* publication of scientific results based in part on use of the |
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* program. An acceptable form of acknowledgement is citation of |
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* the article in which the program was described (Matthew |
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* A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher |
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* J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented |
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* Parallel Simulation Engine for Molecular Dynamics," |
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* J. Comput. Chem. 26, pp. 252-271 (2005)) |
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* |
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* 2. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 3. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the |
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* distribution. |
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* |
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* This software is provided "AS IS," without a warranty of any |
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* kind. All express or implied conditions, representations and |
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* warranties, including any implied warranty of merchantability, |
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* fitness for a particular purpose or non-infringement, are hereby |
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* excluded. The University of Notre Dame and its licensors shall not |
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* be liable for any damages suffered by licensee as a result of |
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* using, modifying or distributing the software or its |
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* derivatives. In no event will the University of Notre Dame or its |
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* licensors be liable for any lost revenue, profit or data, or for |
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* direct, indirect, special, consequential, incidental or punitive |
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* damages, however caused and regardless of the theory of liability, |
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* arising out of the use of or inability to use software, even if the |
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* University of Notre Dame has been advised of the possibility of |
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* such damages. |
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*/ |
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|
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/** |
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* @file Molecule.cpp |
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* @author tlin |
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* @date 10/28/2004 |
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* @version 1.0 |
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*/ |
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|
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#include <algorithm> |
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#include <set> |
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|
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#include "Molecule.hpp" |
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#include "simError.h" |
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#include "primitives/Molecule.hpp" |
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#include "utils/MemoryUtils.hpp" |
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#include "utils/simError.h" |
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|
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namespace oopse { |
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Molecule::Molecule(int stampId, int globalIndex, const std::string& molName) |
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: stampId_(stampId), globalIndex_(globalIndex), moleculeName_(molName) { |
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|
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} |
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|
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Molecule::Molecule( void ){ |
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Molecule::~Molecule() { |
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|
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myAtoms = NULL; |
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myBonds = NULL; |
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myBends = NULL; |
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myTorsions = NULL; |
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} |
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MemoryUtils::deletePointers(atoms_); |
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MemoryUtils::deletePointers(bonds_); |
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MemoryUtils::deletePointers(bends_); |
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MemoryUtils::deletePointers(torsions_); |
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MemoryUtils::deletePointers(rigidBodies_); |
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MemoryUtils::deletePointers(cutoffGroups_); |
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MemoryUtils::deletePointers(constraintPairs_); |
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MemoryUtils::deletePointers(constraintElems_); |
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//integrableObjects_ don't own the objects |
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integrableObjects_.clear(); |
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|
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} |
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|
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Molecule::~Molecule( void ){ |
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int i; |
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CutoffGroup* cg; |
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vector<CutoffGroup*>::iterator iter; |
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|
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if( myAtoms != NULL ){ |
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for(i=0; i<nAtoms; i++) if(myAtoms[i] != NULL ) delete myAtoms[i]; |
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delete[] myAtoms; |
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void Molecule::addAtom(Atom* atom) { |
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if (std::find(atoms_.begin(), atoms_.end(), atom) == atoms_.end()) { |
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atoms_.push_back(atom); |
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} |
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} |
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|
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if( myBonds != NULL ){ |
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for(i=0; i<nBonds; i++) if(myBonds[i] != NULL ) delete myBonds[i]; |
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delete[] myBonds; |
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void Molecule::addBond(Bond* bond) { |
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if (std::find(bonds_.begin(), bonds_.end(), bond) == bonds_.end()) { |
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bonds_.push_back(bond); |
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} |
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} |
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|
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if( myBends != NULL ){ |
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for(i=0; i<nBends; i++) if(myBends[i] != NULL ) delete myBends[i]; |
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delete[] myBends; |
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void Molecule::addBend(Bend* bend) { |
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if (std::find(bends_.begin(), bends_.end(), bend) == bends_.end()) { |
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bends_.push_back(bend); |
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} |
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} |
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|
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if( myTorsions != NULL ){ |
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for(i=0; i<nTorsions; i++) if(myTorsions[i] != NULL ) delete myTorsions[i]; |
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delete[] myTorsions; |
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void Molecule::addTorsion(Torsion* torsion) { |
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if (std::find(torsions_.begin(), torsions_.end(), torsion) == torsions_.end()) { |
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torsions_.push_back(torsion); |
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} |
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} |
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|
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for(cg = beginCutoffGroup(iter); cg != NULL; cg = nextCutoffGroup(iter)) |
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delete cg; |
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myCutoffGroups.clear(); |
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|
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} |
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void Molecule::addRigidBody(RigidBody *rb) { |
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if (std::find(rigidBodies_.begin(), rigidBodies_.end(), rb) == rigidBodies_.end()) { |
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rigidBodies_.push_back(rb); |
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} |
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} |
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|
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void Molecule::addCutoffGroup(CutoffGroup* cp) { |
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if (std::find(cutoffGroups_.begin(), cutoffGroups_.end(), cp) == cutoffGroups_.end()) { |
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cutoffGroups_.push_back(cp); |
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} |
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|
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void Molecule::initialize( molInit &theInit ){ |
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} |
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|
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CutoffGroup* curCutoffGroup; |
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vector<CutoffGroup*>::iterator iterCutoff; |
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Atom* cutoffAtom; |
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vector<Atom*>::iterator iterAtom; |
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int atomIndex; |
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|
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nAtoms = theInit.nAtoms; |
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nMembers = nAtoms; |
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nBonds = theInit.nBonds; |
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nBends = theInit.nBends; |
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nTorsions = theInit.nTorsions; |
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nRigidBodies = theInit.nRigidBodies; |
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nOriented = theInit.nOriented; |
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void Molecule::addConstraintPair(ConstraintPair* cp) { |
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if (std::find(constraintPairs_.begin(), constraintPairs_.end(), cp) == constraintPairs_.end()) { |
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constraintPairs_.push_back(cp); |
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} |
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|
|
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myAtoms = theInit.myAtoms; |
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myBonds = theInit.myBonds; |
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myBends = theInit.myBends; |
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myTorsions = theInit.myTorsions; |
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myRigidBodies = theInit.myRigidBodies; |
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} |
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|
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myIntegrableObjects = theInit.myIntegrableObjects; |
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void Molecule::addConstraintElem(ConstraintElem* cp) { |
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if (std::find(constraintElems_.begin(), constraintElems_.end(), cp) == constraintElems_.end()) { |
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constraintElems_.push_back(cp); |
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} |
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|
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for (int i = 0; i < myRigidBodies.size(); i++) |
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myRigidBodies[i]->calcRefCoords(); |
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} |
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|
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myCutoffGroups = theInit.myCutoffGroups; |
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nCutoffGroups = myCutoffGroups.size(); |
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void Molecule::complete() { |
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|
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std::set<Atom*> rigidAtoms; |
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RigidBody* rb; |
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std::vector<RigidBody*>::iterator rbIter; |
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|
|
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} |
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|
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for (rb = beginRigidBody(rbIter); rb != NULL; rb = nextRigidBody(rbIter)) { |
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rigidAtoms.insert(rb->getBeginAtomIter(), rb->getEndAtomIter()); |
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} |
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|
|
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void Molecule::calcForces( void ){ |
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|
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int i; |
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double com[3]; |
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Atom* atom; |
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AtomIterator ai; |
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for (atom = beginAtom(ai); atom != NULL; atom = nextAtom(ai)) { |
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|
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if (rigidAtoms.find(*ai) == rigidAtoms.end()) { |
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//if an atom does not belong to a rigid body, it is an integrable object |
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integrableObjects_.push_back(*ai); |
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} |
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} |
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|
|
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for(i=0; i<myRigidBodies.size(); i++) { |
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myRigidBodies[i]->updateAtoms(); |
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} |
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//find all free atoms (which do not belong to rigid bodies) |
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//performs the "difference" operation from set theory, the output range contains a copy of every |
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//element that is contained in [allAtoms.begin(), allAtoms.end()) and not contained in |
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//[rigidAtoms.begin(), rigidAtoms.end()). |
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//std::set_difference(allAtoms.begin(), allAtoms.end(), rigidAtoms.begin(), rigidAtoms.end(), |
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// std::back_inserter(integrableObjects_)); |
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|
|
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for(i=0; i<nBonds; i++){ |
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< |
myBonds[i]->calc_forces(); |
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> |
//if (integrableObjects_.size() != allAtoms.size() - rigidAtoms.size()) { |
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// //Some atoms in rigidAtoms are not in allAtoms, something must be wrong |
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// sprintf(painCave.errMsg, "Atoms in rigidbody are not in the atom list of the same molecule"); |
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// |
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// painCave.isFatal = 1; |
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// simError(); |
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//} |
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for (rb = beginRigidBody(rbIter); rb != NULL; rb = nextRigidBody(rbIter)) { |
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integrableObjects_.push_back(rb); |
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} |
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//integrableObjects_.insert(integrableObjects_.end(), rigidBodies_.begin(), rigidBodies_.end()); |
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|
} |
168 |
|
|
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< |
for(i=0; i<nBends; i++){ |
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myBends[i]->calc_forces(); |
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} |
172 |
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|
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< |
for(i=0; i<nTorsions; i++){ |
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< |
myTorsions[i]->calc_forces(); |
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} |
101 |
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|
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// Rigid Body forces and torques are done after the fortran force loop |
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|
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< |
} |
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RealType Molecule::getMass() { |
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StuntDouble* sd; |
171 |
> |
std::vector<StuntDouble*>::iterator i; |
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> |
RealType mass = 0.0; |
173 |
|
|
174 |
+ |
for (sd = beginIntegrableObject(i); sd != NULL; sd = nextIntegrableObject(i)){ |
175 |
+ |
mass += sd->getMass(); |
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} |
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|
|
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< |
double Molecule::getPotential( void ){ |
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< |
|
109 |
< |
int i; |
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< |
double myPot = 0.0; |
178 |
> |
return mass; |
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|
|
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for(i=0; i<myRigidBodies.size(); i++) { |
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myRigidBodies[i]->updateAtoms(); |
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|
} |
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|
116 |
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for(i=0; i<nBonds; i++){ |
117 |
– |
myPot += myBonds[i]->get_potential(); |
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} |
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|
|
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< |
for(i=0; i<nBends; i++){ |
183 |
< |
myPot += myBends[i]->get_potential(); |
184 |
< |
} |
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> |
Vector3d Molecule::getCom() { |
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> |
StuntDouble* sd; |
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> |
std::vector<StuntDouble*>::iterator i; |
185 |
> |
Vector3d com; |
186 |
> |
RealType totalMass = 0; |
187 |
> |
RealType mass; |
188 |
> |
|
189 |
> |
for (sd = beginIntegrableObject(i); sd != NULL; sd = nextIntegrableObject(i)){ |
190 |
> |
mass = sd->getMass(); |
191 |
> |
totalMass += mass; |
192 |
> |
com += sd->getPos() * mass; |
193 |
> |
} |
194 |
|
|
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< |
for(i=0; i<nTorsions; i++){ |
125 |
< |
myPot += myTorsions[i]->get_potential(); |
126 |
< |
} |
195 |
> |
com /= totalMass; |
196 |
|
|
197 |
< |
return myPot; |
129 |
< |
} |
130 |
< |
|
131 |
< |
void Molecule::printMe( void ){ |
132 |
< |
|
133 |
< |
int i; |
134 |
< |
|
135 |
< |
for(i=0; i<nBonds; i++){ |
136 |
< |
myBonds[i]->printMe(); |
197 |
> |
return com; |
198 |
|
} |
199 |
|
|
200 |
< |
for(i=0; i<nBends; i++){ |
201 |
< |
myBends[i]->printMe(); |
202 |
< |
} |
200 |
> |
void Molecule::moveCom(const Vector3d& delta) { |
201 |
> |
StuntDouble* sd; |
202 |
> |
std::vector<StuntDouble*>::iterator i; |
203 |
> |
|
204 |
> |
for (sd = beginIntegrableObject(i); sd != NULL; sd = nextIntegrableObject(i)){ |
205 |
> |
sd->setPos(sd->getPos() + delta); |
206 |
> |
} |
207 |
|
|
143 |
– |
for(i=0; i<nTorsions; i++){ |
144 |
– |
myTorsions[i]->printMe(); |
208 |
|
} |
209 |
|
|
210 |
< |
} |
211 |
< |
|
212 |
< |
void Molecule::moveCOM(double delta[3]){ |
213 |
< |
double aPos[3]; |
214 |
< |
int i, j; |
215 |
< |
|
216 |
< |
for(i=0; i<myIntegrableObjects.size(); i++) { |
217 |
< |
if(myIntegrableObjects[i] != NULL ) { |
218 |
< |
|
219 |
< |
myIntegrableObjects[i]->getPos( aPos ); |
220 |
< |
|
158 |
< |
for (j=0; j< 3; j++) |
159 |
< |
aPos[j] += delta[j]; |
160 |
< |
|
161 |
< |
myIntegrableObjects[i]->setPos( aPos ); |
210 |
> |
Vector3d Molecule::getComVel() { |
211 |
> |
StuntDouble* sd; |
212 |
> |
std::vector<StuntDouble*>::iterator i; |
213 |
> |
Vector3d velCom; |
214 |
> |
RealType totalMass = 0; |
215 |
> |
RealType mass; |
216 |
> |
|
217 |
> |
for (sd = beginIntegrableObject(i); sd != NULL; sd = nextIntegrableObject(i)){ |
218 |
> |
mass = sd->getMass(); |
219 |
> |
totalMass += mass; |
220 |
> |
velCom += sd->getVel() * mass; |
221 |
|
} |
163 |
– |
} |
222 |
|
|
223 |
< |
for(i=0; i<myRigidBodies.size(); i++) { |
223 |
> |
velCom /= totalMass; |
224 |
|
|
225 |
< |
myRigidBodies[i]->getPos( aPos ); |
168 |
< |
|
169 |
< |
for (j=0; j< 3; j++) |
170 |
< |
aPos[j] += delta[j]; |
171 |
< |
|
172 |
< |
myRigidBodies[i]->setPos( aPos ); |
173 |
< |
} |
174 |
< |
} |
175 |
< |
|
176 |
< |
void Molecule::atoms2rigidBodies( void ) { |
177 |
< |
int i; |
178 |
< |
for (i = 0; i < myRigidBodies.size(); i++) { |
179 |
< |
myRigidBodies[i]->calcForcesAndTorques(); |
225 |
> |
return velCom; |
226 |
|
} |
181 |
– |
} |
227 |
|
|
228 |
< |
void Molecule::getCOM( double COM[3] ) { |
228 |
> |
RealType Molecule::getPotential() { |
229 |
|
|
230 |
< |
double mass, mtot; |
231 |
< |
double aPos[3]; |
232 |
< |
int i, j; |
230 |
> |
Bond* bond; |
231 |
> |
Bend* bend; |
232 |
> |
Torsion* torsion; |
233 |
> |
Molecule::BondIterator bondIter;; |
234 |
> |
Molecule::BendIterator bendIter; |
235 |
> |
Molecule::TorsionIterator torsionIter; |
236 |
|
|
237 |
< |
for (j=0; j<3; j++) |
190 |
< |
COM[j] = 0.0; |
237 |
> |
RealType potential = 0.0; |
238 |
|
|
239 |
< |
mtot = 0.0; |
239 |
> |
for (bond = beginBond(bondIter); bond != NULL; bond = nextBond(bondIter)) { |
240 |
> |
potential += bond->getPotential(); |
241 |
> |
} |
242 |
|
|
243 |
< |
for (i=0; i < myIntegrableObjects.size(); i++) { |
244 |
< |
if (myIntegrableObjects[i] != NULL) { |
243 |
> |
for (bend = beginBend(bendIter); bend != NULL; bend = nextBend(bendIter)) { |
244 |
> |
potential += bend->getPotential(); |
245 |
> |
} |
246 |
|
|
247 |
< |
mass = myIntegrableObjects[i]->getMass(); |
248 |
< |
mtot += mass; |
199 |
< |
|
200 |
< |
myIntegrableObjects[i]->getPos( aPos ); |
201 |
< |
|
202 |
< |
for( j = 0; j < 3; j++) |
203 |
< |
COM[j] += aPos[j] * mass; |
204 |
< |
|
247 |
> |
for (torsion = beginTorsion(torsionIter); torsion != NULL; torsion = nextTorsion(torsionIter)) { |
248 |
> |
potential += torsion->getPotential(); |
249 |
|
} |
206 |
– |
} |
250 |
|
|
251 |
< |
for (j = 0; j < 3; j++) |
209 |
< |
COM[j] /= mtot; |
210 |
< |
} |
251 |
> |
return potential; |
252 |
|
|
212 |
– |
double Molecule::getCOMvel( double COMvel[3] ) { |
213 |
– |
|
214 |
– |
double mass, mtot; |
215 |
– |
double aVel[3]; |
216 |
– |
int i, j; |
217 |
– |
|
218 |
– |
|
219 |
– |
for (j=0; j<3; j++) |
220 |
– |
COMvel[j] = 0.0; |
221 |
– |
|
222 |
– |
mtot = 0.0; |
223 |
– |
|
224 |
– |
for (i=0; i < myIntegrableObjects.size(); i++) { |
225 |
– |
if (myIntegrableObjects[i] != NULL) { |
226 |
– |
|
227 |
– |
mass = myIntegrableObjects[i]->getMass(); |
228 |
– |
mtot += mass; |
229 |
– |
|
230 |
– |
myIntegrableObjects[i]->getVel(aVel); |
231 |
– |
|
232 |
– |
for (j=0; j<3; j++) |
233 |
– |
COMvel[j] += aVel[j]*mass; |
234 |
– |
|
235 |
– |
} |
253 |
|
} |
254 |
|
|
255 |
< |
for (j=0; j<3; j++) |
256 |
< |
COMvel[j] /= mtot; |
257 |
< |
|
258 |
< |
return mtot; |
259 |
< |
|
260 |
< |
} |
261 |
< |
|
262 |
< |
double Molecule::getTotalMass() |
263 |
< |
{ |
264 |
< |
|
265 |
< |
double totalMass; |
266 |
< |
|
250 |
< |
totalMass = 0; |
251 |
< |
for(int i =0; i < myIntegrableObjects.size(); i++){ |
252 |
< |
totalMass += myIntegrableObjects[i]->getMass(); |
255 |
> |
std::ostream& operator <<(std::ostream& o, Molecule& mol) { |
256 |
> |
o << std::endl; |
257 |
> |
o << "Molecule " << mol.getGlobalIndex() << "has: " << std::endl; |
258 |
> |
o << mol.getNAtoms() << " atoms" << std::endl; |
259 |
> |
o << mol.getNBonds() << " bonds" << std::endl; |
260 |
> |
o << mol.getNBends() << " bends" << std::endl; |
261 |
> |
o << mol.getNTorsions() << " torsions" << std::endl; |
262 |
> |
o << mol.getNRigidBodies() << " rigid bodies" << std::endl; |
263 |
> |
o << mol.getNIntegrableObjects() << "integrable objects" << std::endl; |
264 |
> |
o << mol.getNCutoffGroups() << "cutoff groups" << std::endl; |
265 |
> |
o << mol.getNConstraintPairs() << "constraint pairs" << std::endl; |
266 |
> |
return o; |
267 |
|
} |
268 |
|
|
269 |
< |
return totalMass; |
256 |
< |
} |
269 |
> |
}//end namespace oopse |