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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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> | 
 * 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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 * 3. Redistributions in binary form must reproduce the above copyright | 
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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 | 
| 14 | 
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 *    documentation and/or other materials provided with the | 
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 *    distribution. | 
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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, 24107 (2008).           | 
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 * [4]  Vardeman & Gezelter, in progress (2009).                         | 
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 */ | 
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#ifndef APPLICATIONS_STATICPROPS_P2ORDERPARAMETER_HPP | 
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#define APPLICATIONS_STATICPROPS_P2ORDERPARAMETER_HPP | 
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#include "selection/SelectionManager.hpp" | 
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#include "applications/staticProps/StaticAnalyser.hpp" | 
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 | 
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namespace oopse { | 
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using namespace std; | 
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namespace OpenMD { | 
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 | 
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    class P2OrderParameter : public StaticAnalyser{ | 
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        public: | 
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            P2OrderParameter(SimInfo* info, const std::string& filename, const std::string& sele1, const std::string& sele2); | 
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            virtual void process(); | 
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 | 
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        private: | 
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 | 
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            struct OrderParam{ | 
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                RealType p2; | 
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                Vector3d director; | 
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                RealType angle; | 
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            };             | 
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            void writeP2(); | 
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 | 
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            Snapshot* currentSnapshot_; | 
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 | 
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            std::string selectionScript1_; | 
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            std::string selectionScript2_; | 
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            SelectionManager seleMan1_; | 
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            SelectionManager seleMan2_;        | 
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            SelectionEvaluator evaluator1_; | 
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            SelectionEvaluator evaluator2_; | 
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            std::vector<std::pair<StuntDouble*, StuntDouble*> > sdPairs_;  /**< each pair is used to define a vector, vector = first - second */ | 
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            std::vector<OrderParam> orderParams_; | 
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             | 
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  class P2OrderParameter : public StaticAnalyser{ | 
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  public:     | 
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    P2OrderParameter(SimInfo* info, const string& filename, | 
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                     const string& sele1); | 
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    P2OrderParameter(SimInfo* info, const string& filename,  | 
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                     const string& sele1, const string& sele2); | 
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    virtual void process(); | 
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> | 
     | 
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  private: | 
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> | 
     | 
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    struct OrderParam{ | 
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      RealType p2; | 
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      Vector3d director; | 
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      RealType angle; | 
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      RealType p4; | 
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    }; | 
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             | 
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    void writeP2(); | 
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     | 
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    Snapshot* currentSnapshot_; | 
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     | 
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    bool doVect_; | 
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    string selectionScript1_; | 
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    string selectionScript2_; | 
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    SelectionManager seleMan1_; | 
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    SelectionManager seleMan2_;        | 
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    SelectionEvaluator evaluator1_; | 
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    SelectionEvaluator evaluator2_; | 
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    vector<pair<StuntDouble*, StuntDouble*> > sdPairs_;  /**< each pair is used | 
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                                                            to define a vector, | 
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                                                            v = first - second  | 
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                                                         */ | 
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    vector<OrderParam> orderParams_; | 
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     | 
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  }; | 
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} | 
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 | 
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#endif |