| 1 | tim | 741 | /********************************************************************** | 
| 2 |  |  | rotamer.h - Handle rotamer list data. | 
| 3 |  |  |  | 
| 4 |  |  | Copyright (C) 1998-2000 by OpenEye Scientific Software, Inc. | 
| 5 |  |  | Some portions Copyright (C) 2001-2005 by Geoffrey R. Hutchison | 
| 6 |  |  |  | 
| 7 |  |  | This file is part of the Open Babel project. | 
| 8 |  |  | For more information, see <http://openbabel.sourceforge.net/> | 
| 9 |  |  |  | 
| 10 |  |  | This program is free software; you can redistribute it and/or modify | 
| 11 |  |  | it under the terms of the GNU General Public License as published by | 
| 12 |  |  | the Free Software Foundation version 2 of the License. | 
| 13 |  |  |  | 
| 14 |  |  | This program is distributed in the hope that it will be useful, | 
| 15 |  |  | but WITHOUT ANY WARRANTY; without even the implied warranty of | 
| 16 |  |  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
| 17 |  |  | GNU General Public License for more details. | 
| 18 |  |  | ***********************************************************************/ | 
| 19 |  |  |  | 
| 20 |  |  | #ifndef OB_ROTAMER_H | 
| 21 |  |  | #define OB_ROTAMER_H | 
| 22 |  |  |  | 
| 23 |  |  | #include <vector> | 
| 24 |  |  | #include <map> | 
| 25 |  |  |  | 
| 26 |  |  | #if HAVE_FSTREAM | 
| 27 |  |  | #include <fstream> | 
| 28 |  |  | #elif HAVE_FSTREAM_H | 
| 29 |  |  | #include <fstream.h> | 
| 30 |  |  | #endif | 
| 31 |  |  |  | 
| 32 |  |  | #include "mol.hpp" | 
| 33 |  |  | #include "rotor.hpp" | 
| 34 |  |  | #include "generic.hpp" | 
| 35 |  |  |  | 
| 36 |  |  | namespace OpenBabel | 
| 37 |  |  | { | 
| 38 |  |  |  | 
| 39 |  |  | //! Supports a set of rotomer coordinate sets for some number of potentially rotatable bonds | 
| 40 |  |  | class OBAPI OBRotamerList : public OBGenericData | 
| 41 |  |  | { | 
| 42 |  |  | unsigned int                         _NBaseCoords; | 
| 43 |  |  | std::vector<double*>                       _c; | 
| 44 |  |  | std::vector<std::vector<double> >               _vres; | 
| 45 |  |  | std::vector<unsigned char*>               _vrotamer; | 
| 46 |  |  | std::vector<std::pair<OBAtom**,std::vector<int> > > _vrotor; | 
| 47 |  |  |  | 
| 48 |  |  | OBRotamerList(const OBRotamerList &cpy) : OBGenericData(cpy) | 
| 49 |  |  | {} | 
| 50 |  |  | OBRotamerList& operator =(const OBRotamerList &) | 
| 51 |  |  | { | 
| 52 |  |  | return *this; | 
| 53 |  |  | } | 
| 54 |  |  |  | 
| 55 |  |  | public: | 
| 56 |  |  | OBRotamerList() | 
| 57 |  |  | { | 
| 58 |  |  | _NBaseCoords=0; | 
| 59 |  |  | _type= OBGenericDataType::RotamerList; | 
| 60 |  |  | _attr="RotamerList"; | 
| 61 |  |  | } | 
| 62 |  |  | ~OBRotamerList(); | 
| 63 |  |  | void Setup(OBMol&,OBRotorList&); | 
| 64 |  |  | void Setup(OBMol&,unsigned char*,int); | 
| 65 |  |  | //! \return the number of rotatable bonds considered | 
| 66 |  |  | unsigned int NumRotors()   const | 
| 67 |  |  | { | 
| 68 |  |  | return (unsigned int)_vrotor.size(); | 
| 69 |  |  | } | 
| 70 |  |  | //! \return the number of rotamer (conformation) coordinate sets | 
| 71 |  |  | unsigned int NumRotamers() const | 
| 72 |  |  | { | 
| 73 |  |  | return (unsigned int)_vrotamer.size(); | 
| 74 |  |  | } | 
| 75 |  |  | void AddRotamer(double*); | 
| 76 |  |  | void AddRotamer(int *arr); | 
| 77 |  |  | void AddRotamer(unsigned char *arr); | 
| 78 |  |  | void AddRotamers(unsigned char*,int); | 
| 79 |  |  | void GetReferenceArray(unsigned char*); | 
| 80 |  |  | void ExpandConformerList(OBMol&,std::vector<double*>&); | 
| 81 |  |  | std::vector<unsigned char*>::iterator BeginRotamer() | 
| 82 |  |  | { | 
| 83 |  |  | return _vrotamer.begin(); | 
| 84 |  |  | } | 
| 85 |  |  | std::vector<unsigned char*>::iterator EndRotamer() | 
| 86 |  |  | { | 
| 87 |  |  | return _vrotamer.end(); | 
| 88 |  |  | } | 
| 89 |  |  |  | 
| 90 |  |  | // Support for internal storage of base coordinate sets that | 
| 91 |  |  | // rotamers operate on | 
| 92 |  |  |  | 
| 93 |  |  | //! Create a conformer list using the internal base set of coordinates | 
| 94 |  |  | std::vector<double*> CreateConformerList(OBMol& mol); | 
| 95 |  |  |  | 
| 96 |  |  | //! Copies the mol's conformers (the coordinates, NOT the pointers) | 
| 97 |  |  | //! into the object as base coordinates | 
| 98 |  |  | void SetBaseCoordinateSets(OBMol& mol) | 
| 99 |  |  | { | 
| 100 |  |  | SetBaseCoordinateSets(mol.GetConformers(),mol.NumAtoms()); | 
| 101 |  |  | } | 
| 102 |  |  |  | 
| 103 |  |  | //! Copies the coordinates in bc, NOT the pointers, into the object | 
| 104 |  |  | void SetBaseCoordinateSets(std::vector<double*> bc, unsigned int N); | 
| 105 |  |  |  | 
| 106 |  |  | unsigned int NumBaseCoordinateSets() const | 
| 107 |  |  | { | 
| 108 |  |  | return (unsigned int)_c.size(); | 
| 109 |  |  | } | 
| 110 |  |  |  | 
| 111 |  |  | //! Get a pointer to a specific base pointer | 
| 112 |  |  | double *GetBaseCoordinateSet(unsigned int i) | 
| 113 |  |  | { | 
| 114 |  |  | return (i<_c.size()) ? _c[i] : NULL; | 
| 115 |  |  | } | 
| 116 |  |  |  | 
| 117 |  |  | unsigned int NumAtoms() const | 
| 118 |  |  | { | 
| 119 |  |  | return _NBaseCoords; | 
| 120 |  |  | } | 
| 121 |  |  | }; | 
| 122 |  |  |  | 
| 123 |  |  | int Swab(int); | 
| 124 |  |  |  | 
| 125 |  |  | } | 
| 126 |  |  |  | 
| 127 |  |  | #endif // OB_ROTAMER_H | 
| 128 |  |  |  | 
| 129 |  |  | //! \file rotamer.h | 
| 130 |  |  | //! \brief Handle rotamer list data. |