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/* |
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* Copyright (C) 2000-2004 Object Oriented Parallel Simulation Engine (OOPSE) project |
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* |
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* Contact: oopse@oopse.org |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public License |
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* as published by the Free Software Foundation; either version 2.1 |
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* of the License, or (at your option) any later version. |
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* All we ask is that proper credit is given for our work, which includes |
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* - but is not limited to - adding the above copyright notice to the beginning |
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* of your source code files, and to any copyright notice that you may distribute |
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* with programs based on this work. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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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. 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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* 2. 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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* SUPPORT OPEN SCIENCE! If you use OpenMD or its source code in your |
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* research, please cite the appropriate papers when you publish your |
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* work. Good starting points are: |
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* |
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* [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). |
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* [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). |
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* [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 234107 (2008). |
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* [4] Kuang & Gezelter, J. Chem. Phys. 133, 164101 (2010). |
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* [5] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). |
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*/ |
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/** |
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* @file Vector.hpp |
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* @author Teng Lin |
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#include <math/Vector3.hpp> |
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#include <math/SquareMatrix3.hpp> |
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using namespace oopse; |
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using namespace std; |
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namespace OpenMD { |
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/** |
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* @class DataStorage |
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* @warning do not try to insert element into (or ease element from) private member data |
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* of DataStorage directly. |
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* @todo DataStorage may need refactoring. Every vector can inherit from the same base class |
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* which will make it easy to maintain |
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*/ |
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class DataStorage { |
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public: |
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|
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enum{ |
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dslPosition = 1, |
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dslVelocity = 2, |
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dslForce = 4, |
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dslAmat = 8, |
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dslAngularMomentum = 16, |
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dslTorque = 32, |
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dslParticlePot = 64, |
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dslDensity = 128, |
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dslFunctional = 256, |
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dslFunctionalDerivative = 512, |
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dslDipole = 1024, |
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dslQuadrupole = 2048, |
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dslElectricField = 4096, |
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dslSkippedCharge = 8192, |
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dslFlucQPosition = 16384, |
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dslFlucQVelocity = 32768, |
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dslFlucQForce = 65536, |
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dslSitePotential = 131072 |
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}; |
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|
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//forward declaration |
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class Snapshot; |
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class StuntDouble; |
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class DataStorageTestCase; |
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DataStorage(); |
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DataStorage(int size, int storageLayout = 0); |
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/** return the size of this DataStorage. */ |
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int getSize(); |
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/** |
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* @class DataStorage |
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* @warning do not try to insert element into (or ease element from) private member data |
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* of DataStorage directly. |
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* @todo DataStorage may need refactorying. Every std::vector can inherit from the same base class |
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* which will make it easy to maintain |
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* Changes the size of this DataStorage. |
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* @param newSize new size of this DataStorage |
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*/ |
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class DataStorage { |
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public: |
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void resize(int newSize); |
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/** |
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* Reallocates memory manually. |
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* |
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* The main reason for using reserve() is efficiency if you know |
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* the capacity to which your vector must eventually grow, |
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* then it is usually more efficient to allocate that memory all |
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* at once. |
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*/ |
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void reserve(int size); |
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/** |
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* Copies data inside DataStorage class. |
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* |
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* Copy function actually calls copy for every vector in |
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* DataStorage class. One Precondition of copy is that |
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* target is not within the range [source, soruce + num] |
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* |
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* @param source |
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* @param num number of element to be moved |
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* @param target |
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*/ |
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void copy(int source, int num, int target); |
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/** Returns the storage layout */ |
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int getStorageLayout(); |
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/** Sets the storage layout */ |
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void setStorageLayout(int layout); |
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/** Returns the pointer of internal array */ |
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RealType *getArrayPointer(int whichArray); |
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enum{ |
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dslPosition = 1, |
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dslVelocity = 2, |
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dslAmat = 4, |
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dslAngularMomentum = 8, |
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dslUnitVector = 16, |
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dslZAngle = 32, |
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dslForce = 64, |
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dslTorque = 128 |
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}; |
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vector<Vector3d> position; /** position array */ |
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vector<Vector3d> velocity; /** velocity array */ |
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vector<Vector3d> force; /** force array */ |
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vector<RotMat3x3d> aMat; /** rotation matrix array */ |
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vector<Vector3d> angularMomentum; /** angular momentum array (body-fixed) */ |
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vector<Vector3d> torque; /** torque array */ |
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vector<RealType> particlePot; /** particle potential arrray */ |
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vector<RealType> density; /** electron density */ |
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vector<RealType> functional; /** density functional */ |
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vector<RealType> functionalDerivative; /** derivative of functional */ |
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vector<Vector3d> dipole; /** space-frame dipole vector */ |
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vector<Mat3x3d> quadrupole; /** space-frame quadrupole tensor */ |
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vector<Vector3d> electricField; /** local electric field */ |
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vector<RealType> skippedCharge; /** charge skipped during normal pairwise calculation */ |
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vector<RealType> flucQPos; /** fluctuating charges */ |
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vector<RealType> flucQVel; /** fluctuating charge velocities */ |
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vector<RealType> flucQFrc; /** fluctuating charge forces */ |
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vector<RealType> sitePotential; /** electrostatic site potentials */ |
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static int getBytesPerStuntDouble(int layout); |
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DataStorage(); |
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DataStorage(int size, int storageLayout = 0x11111111); |
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/** return the size of this DataStorage. */ |
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int getSize(); |
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/** |
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* Changes the size of this DataStorage. |
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* @param size new size of this DataStorage |
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*/ |
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void resize(int newSize); |
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/** |
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* Reallocates memory manually. The main reason for using reserve() is efficiency |
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* if you know the capacity to which your std::vector must eventually grow, then it is usually more |
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* efficient to allocate that memory all at once. |
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*/ |
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void reserve(int size); |
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/** |
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* Copies data inside DataStorage class. |
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* Copy function actually call std::copy for every std::vector in DataStorage class. |
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* One Precondition of std::copy is that target is not within the range [soruce, soruce + num] |
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* @param souce |
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* @param num number of element to be moved |
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* @param target |
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*/ |
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void copy(int source, int num, int target); |
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/** Returns the storage layout */ |
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int getStorageLayout(); |
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/** Sets the storage layout */ |
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void setStorageLayout(int layout); |
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/** Returns the pointer of internal array */ |
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double *getArrayPointer(int whichArray); |
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friend class StuntDouble; |
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friend class DataStorageTestCase; |
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private: |
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private: |
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double* internalGetArrayPointer(std::vector<Vector3d>& v); |
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RealType* internalGetArrayPointer(vector<Vector3d>& v); |
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RealType* internalGetArrayPointer(vector<Mat3x3d>& v); |
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RealType* internalGetArrayPointer(vector<RealType>& v); |
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double* internalGetArrayPointer(std::vector<RotMat3x3d>& v); |
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double* internalGetArrayPointer(std::vector<double>& v); |
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|
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template<typename T> |
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void internalResize(std::vector<T>& v, int newSize); |
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template<typename T> |
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void internalResize(std::vector<T>& v, int newSize); |
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template<typename T> |
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void interalCopy(std::vector<T>& v, int source, int num, int target); |
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template<typename T> |
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void internalCopy(std::vector<T>& v, int source, int num, int target); |
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int size_; |
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int storageLayout_; |
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std::vector<Vector3d> position; /** position array */ |
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std::vector<Vector3d> velocity; /** velocity array */ |
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std::vector<RotMat3x3d> aMat; /** rotation matrix array */ |
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std::vector<Vector3d> angularMomentum;/** velocity array */ |
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std::vector<Vector3d> unitVector; /** the lab frame unit std::vector array*/ |
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std::vector<double> zAngle; /** z -angle array */ |
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std::vector<Vector3d> force; /** force array */ |
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std::vector<Vector3d> torque; /** torque array */ |
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}; |
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int size_; |
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int storageLayout_; |
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}; |
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} |
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#endif //BRAINS_DATASTORAGE_HPP |