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[alexxy/gromacs.git] / src / gromacs / mdrun / shellfc.h
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37 #ifndef GMX_MDLIB_SHELLFC_H
38 #define GMX_MDLIB_SHELLFC_H
39
40 #include <cstdio>
41
42 #include "gromacs/math/arrayrefwithpadding.h"
43 #include "gromacs/mdlib/vsite.h"
44 #include "gromacs/timing/wallcycle.h"
45 #include "gromacs/topology/atoms.h"
46
47 class DDBalanceRegionHandler;
48 struct gmx_enerdata_t;
49 struct gmx_enfrot;
50 struct gmx_multisim_t;
51 struct gmx_shellfc_t;
52 struct gmx_mtop_t;
53 class history_t;
54 struct pull_t;
55 struct t_forcerec;
56 struct t_fcdata;
57 struct t_graph;
58 struct t_inputrec;
59 class t_state;
60
61 namespace gmx
62 {
63 class Constraints;
64 class ImdSession;
65 class MdrunScheduleWorkload;
66 } // namespace gmx
67
68 /* Initialization function, also predicts the initial shell postions.
69  */
70 gmx_shellfc_t* init_shell_flexcon(FILE*             fplog,
71                                   const gmx_mtop_t* mtop,
72                                   int               nflexcon,
73                                   int               nstcalcenergy,
74                                   bool              usingDomainDecomposition);
75
76 /* Optimize shell positions */
77 void relax_shell_flexcon(FILE*                               log,
78                          const t_commrec*                    cr,
79                          const gmx_multisim_t*               ms,
80                          gmx_bool                            bVerbose,
81                          gmx_enfrot*                         enforcedRotation,
82                          int64_t                             mdstep,
83                          const t_inputrec*                   inputrec,
84                          gmx::ImdSession*                    imdSession,
85                          pull_t*                             pull_work,
86                          gmx_bool                            bDoNS,
87                          int                                 force_flags,
88                          const gmx_localtop_t*               top,
89                          gmx::Constraints*                   constr,
90                          gmx_enerdata_t*                     enerd,
91                          t_fcdata*                           fcd,
92                          int                                 natoms,
93                          gmx::ArrayRefWithPadding<gmx::RVec> x,
94                          gmx::ArrayRefWithPadding<gmx::RVec> v,
95                          const matrix                        box,
96                          gmx::ArrayRef<real>                 lambda,
97                          history_t*                          hist,
98                          gmx::ArrayRefWithPadding<gmx::RVec> f,
99                          tensor                              force_vir,
100                          const t_mdatoms*                    md,
101                          t_nrnb*                             nrnb,
102                          gmx_wallcycle_t                     wcycle,
103                          t_graph*                            graph,
104                          gmx_shellfc_t*                      shfc,
105                          t_forcerec*                         fr,
106                          gmx::MdrunScheduleWorkload*         runScheduleWork,
107                          double                              t,
108                          rvec                                mu_tot,
109                          const gmx_vsite_t*                  vsite,
110                          const DDBalanceRegionHandler&       ddBalanceRegionHandler);
111
112 /* Print some final output */
113 void done_shellfc(FILE* fplog, gmx_shellfc_t* shellfc, int64_t numSteps);
114
115 /*! \brief Count the different particle types in a system
116  *
117  * Routine prints a warning to stderr in case an unknown particle type
118  * is encountered.
119  * \param[in]  fplog Print what we have found if not NULL
120  * \param[in]  mtop  Molecular topology.
121  * \returns Array holding the number of particles of a type
122  */
123 std::array<int, eptNR> countPtypes(FILE* fplog, const gmx_mtop_t* mtop);
124
125 #endif