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jsplugin.c File Reference

#include "largefiles.h"
#include "fastio.h"
#include <sys/stat.h>
#include <sys/types.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "hash.h"
#include "endianswap.h"
#include "molfile_plugin.h"

Go to the source code of this file.

Compounds

struct  jshandle

Defines

#define ENABLEJSSHORTREADS   1
#define VMDPLUGIN_STATIC
#define myintptrtype   unsigned long
#define M_PI_2   1.57079632679489661922
#define JSHEADERSTRING   "JS Binary Structure and Trajectory File Format"
#define JSMAGICNUMBER   0x31337
#define JSENDIANISM   0x12345678
#define JSMAJORVERSION   2
#define JSMINORVERSION   11
#define JSNFRAMESOFFSET   (strlen(JSHEADERSTRING) + 20)
#define JSNOERR   0
#define JSBADFILE   1
#define JSBADFORMAT   2
#define JSOPT_NOOPTIONS   0x00000000
#define JSOPT_TS_BLOCKIO   0x10000000
#define JSOPT_STRUCTURE   0x00000001
#define JSOPT_BONDS   0x00000002
#define JSOPT_BONDORDERS   0x00000004
#define JSOPT_ANGLES   0x00000008
#define JSOPT_CTERMS   0x00000010
#define JSOPT_OCCUPANCY   0x00000100
#define JSOPT_BFACTOR   0x00000200
#define JSOPT_MASS   0x00000400
#define JSOPT_CHARGE   0x00000800
#define JSOPT_RADIUS   0x00001000
#define JSOPT_ATOMICNUMBER   0x00002000

Functions

void * alloc_aligned_ptr (size_t sz, size_t blocksz, void **unalignedptr)
void * open_js_read (const char *path, const char *filetype, int *natoms)
int js_calc_timestep_blocking_info (void *mydata)
int read_js_structure (void *mydata, int *optflags, molfile_atom_t *atoms)
int read_js_bonds (void *v, int *nbonds, int **fromptr, int **toptr, float **bondorder, int **bondtype, int *nbondtypes, char ***bondtypename)
int read_js_angles (void *v, int *numangles, int **angles, double **angleforces, int *numdihedrals, int **dihedrals, double **dihedralforces, int *numimpropers, int **impropers, double **improperforces, int *numcterms, int **cterms, int *ctermcols, int *ctermrows, double **ctermforces)
int read_js_timestep (void *v, int natoms, molfile_timestep_t *ts)
void close_js_read (void *v)
void * open_js_write (const char *path, const char *filetype, int natoms)
int write_js_structure (void *mydata, int optflags, const molfile_atom_t *atoms)
int write_js_bonds (void *mydata, int nbonds, int *fromptr, int *toptr, float *bondorder, int *bondtype, int nbondtypes, char **bondtypename)
int write_js_angles (void *v, int numangles, const int *angles, const double *angleforces, int numdihedrals, const int *dihedrals, const double *dihedralforces, int numimpropers, const int *impropers, const double *improperforces, int numcterms, const int *cterms, int ctermcols, int ctermrows, const double *ctermforces)
int write_js_timestep (void *v, const molfile_timestep_t *ts)
void close_js_write (void *v)
VMDPLUGIN_API int VMDPLUGIN_init ()
VMDPLUGIN_API int VMDPLUGIN_register (void *v, vmdplugin_register_cb cb)
VMDPLUGIN_API int VMDPLUGIN_fini ()

Variables

molfile_plugin_t plugin

Define Documentation

#define ENABLEJSSHORTREADS   1
 

Definition at line 68 of file jsplugin.c.

#define JSBADFILE   1
 

Definition at line 120 of file jsplugin.c.

#define JSBADFORMAT   2
 

Definition at line 121 of file jsplugin.c.

#define JSENDIANISM   0x12345678
 

Definition at line 112 of file jsplugin.c.

Referenced by open_js_read, and open_js_write.

#define JSHEADERSTRING   "JS Binary Structure and Trajectory File Format"
 

Definition at line 110 of file jsplugin.c.

Referenced by open_js_read, and open_js_write.

#define JSMAGICNUMBER   0x31337
 

Definition at line 111 of file jsplugin.c.

Referenced by open_js_read, and open_js_write.

#define JSMAJORVERSION   2
 

Definition at line 114 of file jsplugin.c.

Referenced by open_js_read, open_js_write, and VMDPLUGIN_init.

#define JSMINORVERSION   11
 

Definition at line 115 of file jsplugin.c.

Referenced by open_js_write, and VMDPLUGIN_init.

#define JSNFRAMESOFFSET   (strlen(JSHEADERSTRING) + 20)
 

Definition at line 117 of file jsplugin.c.

Referenced by close_js_write.

#define JSNOERR   0
 

Definition at line 119 of file jsplugin.c.

#define JSOPT_ANGLES   0x00000008
 

Definition at line 138 of file jsplugin.c.

Referenced by read_js_structure, write_js_angles, and write_js_structure.

#define JSOPT_ATOMICNUMBER   0x00002000
 

Definition at line 147 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_BFACTOR   0x00000200
 

Definition at line 143 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_BONDORDERS   0x00000004
 

Definition at line 137 of file jsplugin.c.

Referenced by read_js_bonds, read_js_structure, write_js_bonds, and write_js_structure.

#define JSOPT_BONDS   0x00000002
 

Definition at line 136 of file jsplugin.c.

Referenced by read_js_bonds, read_js_structure, write_js_bonds, and write_js_structure.

#define JSOPT_CHARGE   0x00000800
 

Definition at line 145 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_CTERMS   0x00000010
 

Definition at line 139 of file jsplugin.c.

Referenced by read_js_structure, write_js_angles, and write_js_structure.

#define JSOPT_MASS   0x00000400
 

Definition at line 144 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_NOOPTIONS   0x00000000
 

Definition at line 124 of file jsplugin.c.

#define JSOPT_OCCUPANCY   0x00000100
 

Definition at line 142 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_RADIUS   0x00001000
 

Definition at line 146 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_STRUCTURE   0x00000001
 

Definition at line 135 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define JSOPT_TS_BLOCKIO   0x10000000
 

Definition at line 132 of file jsplugin.c.

Referenced by read_js_structure, and write_js_structure.

#define M_PI_2   1.57079632679489661922
 

Definition at line 107 of file jsplugin.c.

Referenced by read_js_timestep, and write_js_timestep.

#define myintptrtype   unsigned long
 

Definition at line 91 of file jsplugin.c.

#define VMDPLUGIN_STATIC
 

Definition at line 71 of file jsplugin.c.

Function Documentation

void* alloc_aligned_ptr (  size_t    sz,
size_t    blocksz,
void **    unalignedptr
)  [static]
 

Definition at line 97 of file jsplugin.c.

Referenced by js_calc_timestep_blocking_info.

void close_js_read (  void *    v )  [static]
 

Definition at line 1078 of file jsplugin.c.

References jshandle::angles, jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, jshandle::cterms, jshandle::dihedrals, jshandle::directio_enabled, jshandle::directio_fd, jshandle::directio_ucell_ptr, jshandle::fd, fio_fclose, jshandle::impropers, and jshandle::path.

Referenced by VMDPLUGIN_init.

void close_js_write (  void *    v )  [static]
 

Definition at line 1672 of file jsplugin.c.

References jshandle::angles, jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, jshandle::cterms, jshandle::dihedrals, jshandle::directio_ucell_ptr, jshandle::fd, fio_fclose, fio_fseek, FIO_SEEK_END, FIO_SEEK_SET, fio_write_int32, jshandle::impropers, JSNFRAMESOFFSET, and jshandle::nframes.

Referenced by VMDPLUGIN_init.

int js_calc_timestep_blocking_info (  void *    mydata )  [static]
 

Definition at line 299 of file jsplugin.c.

References alloc_aligned_ptr, jshandle::directio_block_size, jshandle::directio_enabled, jshandle::directio_fd, jshandle::directio_ucell_blkbuf, jshandle::directio_ucell_ptr, jshandle::fd, fio_fseek, fio_ftell, FIO_SEEK_SET, fio_size_t, jshandle::natoms, jshandle::ts_crd_padsz, jshandle::ts_crd_sz, jshandle::ts_file_offset, jshandle::ts_ucell_padsz, and jshandle::ts_ucell_sz.

Referenced by read_js_structure, and write_js_structure.

void* open_js_read (  const char *    path,
const char *    filetype,
int *    natoms
)  [static]
 

Definition at line 198 of file jsplugin.c.

References jshandle::directio_block_size, jshandle::directio_enabled, jshandle::directio_ucell_blkbuf, jshandle::directio_ucell_ptr, jshandle::fd, fio_fclose, fio_fread, fio_open, FIO_READ, fio_read_int32, JSENDIANISM, JSHEADERSTRING, JSMAGICNUMBER, JSMAJORVERSION, jshandle::natoms, jshandle::nframes, jshandle::parsed_structure, jshandle::path, jshandle::reverseendian, swap4_aligned, jshandle::ts_crd_padsz, jshandle::ts_crd_sz, jshandle::ts_file_offset, jshandle::ts_ucell_padsz, and jshandle::ts_ucell_sz.

Referenced by VMDPLUGIN_init.

void* open_js_write (  const char *    path,
const char *    filetype,
int    natoms
)  [static]
 

Definition at line 1114 of file jsplugin.c.

References jshandle::directio_block_size, jshandle::directio_enabled, jshandle::directio_ucell_blkbuf, jshandle::directio_ucell_ptr, jshandle::fd, fio_open, FIO_WRITE, fio_write_int32, fio_write_str, JSENDIANISM, JSHEADERSTRING, JSMAGICNUMBER, JSMAJORVERSION, JSMINORVERSION, jshandle::natoms, jshandle::nframes, jshandle::parsed_structure, jshandle::ts_crd_padsz, jshandle::ts_crd_sz, jshandle::ts_file_offset, jshandle::ts_ucell_padsz, jshandle::ts_ucell_sz, and jshandle::with_unitcell.

Referenced by VMDPLUGIN_init.

int read_js_angles (  void *    v,
int *    numangles,
int **    angles,
double **    angleforces,
int *    numdihedrals,
int **    dihedrals,
double **    dihedralforces,
int *    numimpropers,
int **    impropers,
double **    improperforces,
int *    numcterms,
int **    cterms,
int *    ctermcols,
int *    ctermrows,
double **    ctermforces
)  [static]
 

Definition at line 915 of file jsplugin.c.

References jshandle::angles, jshandle::cterms, jshandle::dihedrals, jshandle::impropers, jshandle::numangles, jshandle::numcterms, jshandle::numdihedrals, and jshandle::numimpropers.

Referenced by VMDPLUGIN_init.

int read_js_bonds (  void *    v,
int *    nbonds,
int **    fromptr,
int **    toptr,
float **    bondorder,
int **    bondtype,
int *    nbondtypes,
char ***    bondtypename
)  [static]
 

Definition at line 839 of file jsplugin.c.

References jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, JSOPT_BONDORDERS, JSOPT_BONDS, jshandle::nbonds, and jshandle::optflags.

Referenced by VMDPLUGIN_init.

int read_js_structure (  void *    mydata,
int *    optflags,
molfile_atom_t *    atoms
)  [static]
 

Definition at line 361 of file jsplugin.c.

References jshandle::angles, molfile_atom_t::atomicnumber, molfile_atom_t::bfactor, jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, molfile_atom_t::charge, jshandle::cterms, jshandle::dihedrals, jshandle::directio_block_size, jshandle::directio_enabled, jshandle::directio_fd, jshandle::fd, FIO_DIRECT, fio_fread, fio_fseek, fio_open, FIO_READ, fio_read_int32, FIO_SEEK_CUR, jshandle::impropers, js_calc_timestep_blocking_info, JSOPT_ANGLES, JSOPT_ATOMICNUMBER, JSOPT_BFACTOR, JSOPT_BONDORDERS, JSOPT_BONDS, JSOPT_CHARGE, JSOPT_CTERMS, JSOPT_MASS, JSOPT_OCCUPANCY, JSOPT_RADIUS, JSOPT_STRUCTURE, JSOPT_TS_BLOCKIO, molfile_atom_t::mass, MOLFILE_ATOMICNUMBER, MOLFILE_BFACTOR, MOLFILE_CHARGE, MOLFILE_DIRECTIO_MAX_BLOCK_SIZE, MOLFILE_MASS, MOLFILE_NOOPTIONS, MOLFILE_NOSTRUCTUREDATA, MOLFILE_OCCUPANCY, MOLFILE_RADIUS, name, jshandle::natoms, jshandle::nbonds, jshandle::numangles, jshandle::numcterms, jshandle::numdihedrals, jshandle::numimpropers, molfile_atom_t::occupancy, jshandle::optflags, jshandle::parsed_structure, jshandle::path, molfile_atom_t::radius, molfile_atom_t::resid, jshandle::reverseendian, swap2_aligned, and swap4_aligned.

Referenced by read_js_timestep, and VMDPLUGIN_init.

int read_js_timestep (  void *    v,
int    natoms,
molfile_timestep_t *    ts
)  [static]
 

Definition at line 948 of file jsplugin.c.

References molfile_timestep_t::A, molfile_timestep_t::alpha, molfile_timestep_t::B, molfile_timestep_t::beta, molfile_timestep_t::C, molfile_timestep_t::coords, jshandle::directio_block_size, jshandle::directio_enabled, jshandle::directio_fd, jshandle::directio_ucell_blkbuf, jshandle::fd, fio_fread, fio_fseek, fio_readv, FIO_SEEK_CUR, fio_size_t, molfile_timestep_t::gamma, fio_iovec::iov_base, fio_iovec::iov_len, M_PI_2, MOLFILE_EOF, jshandle::natoms, jshandle::parsed_structure, read_js_structure, jshandle::reverseendian, swap4_aligned, swap8_aligned, jshandle::ts_crd_padsz, and jshandle::ts_ucell_padsz.

Referenced by VMDPLUGIN_init.

VMDPLUGIN_API int VMDPLUGIN_fini (  void    ) 
 

Definition at line 1747 of file jsplugin.c.

References VMDPLUGIN_API, and VMDPLUGIN_SUCCESS.

VMDPLUGIN_API int VMDPLUGIN_init (  void    ) 
 

Definition at line 1712 of file jsplugin.c.

References molfile_plugin_t::close_file_read, molfile_plugin_t::close_file_write, close_js_read, close_js_write, molfile_plugin_t::filename_extension, JSMAJORVERSION, JSMINORVERSION, MOLFILE_PLUGIN_TYPE, molfile_plugin_t::open_file_read, molfile_plugin_t::open_file_write, open_js_read, open_js_write, molfile_plugin_t::read_angles, molfile_plugin_t::read_bonds, read_js_angles, read_js_bonds, read_js_structure, read_js_timestep, molfile_plugin_t::read_next_timestep, molfile_plugin_t::read_structure, vmdplugin_ABIVERSION, VMDPLUGIN_API, VMDPLUGIN_SUCCESS, VMDPLUGIN_THREADSAFE, molfile_plugin_t::write_angles, molfile_plugin_t::write_bonds, write_js_angles, write_js_bonds, write_js_structure, write_js_timestep, molfile_plugin_t::write_structure, and molfile_plugin_t::write_timestep.

VMDPLUGIN_API int VMDPLUGIN_register (  void *    v,
vmdplugin_register_cb    cb
) 
 

Definition at line 1742 of file jsplugin.c.

References VMDPLUGIN_API, vmdplugin_register_cb, and VMDPLUGIN_SUCCESS.

int write_js_angles (  void *    v,
int    numangles,
const int *    angles,
const double *    angleforces,
int    numdihedrals,
const int *    dihedrals,
const double *    dihedralforces,
int    numimpropers,
const int *    impropers,
const double *    improperforces,
int    numcterms,
const int *    cterms,
int    ctermcols,
int    ctermrows,
const double *    ctermforces
)  [static]
 

Definition at line 1610 of file jsplugin.c.

References jshandle::angles, jshandle::cterms, jshandle::dihedrals, jshandle::impropers, JSOPT_ANGLES, JSOPT_CTERMS, jshandle::numangles, jshandle::numcterms, jshandle::numdihedrals, jshandle::numimpropers, and jshandle::optflags.

Referenced by VMDPLUGIN_init.

int write_js_bonds (  void *    mydata,
int    nbonds,
int *    fromptr,
int *    toptr,
float *    bondorder,
int *    bondtype,
int    nbondtypes,
char **    bondtypename
)  [static]
 

Definition at line 1547 of file jsplugin.c.

References jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, JSOPT_BONDORDERS, JSOPT_BONDS, jshandle::nbonds, and jshandle::optflags.

Referenced by VMDPLUGIN_init.

int write_js_structure (  void *    mydata,
int    optflags,
const molfile_atom_t *    atoms
)  [static]
 

Definition at line 1162 of file jsplugin.c.

References jshandle::angles, molfile_atom_t::atomicnumber, molfile_atom_t::bfactor, jshandle::bondfrom, jshandle::bondorders, jshandle::bondto, molfile_atom_t::charge, jshandle::cterms, jshandle::dihedrals, jshandle::directio_block_size, hash_t::entries, jshandle::fd, fio_fwrite, fio_write_int32, hash_destroy, hash_init, hash_insert, hash_lookup, jshandle::impropers, js_calc_timestep_blocking_info, JSOPT_ANGLES, JSOPT_ATOMICNUMBER, JSOPT_BFACTOR, JSOPT_BONDORDERS, JSOPT_BONDS, JSOPT_CHARGE, JSOPT_CTERMS, JSOPT_MASS, JSOPT_OCCUPANCY, JSOPT_RADIUS, JSOPT_STRUCTURE, JSOPT_TS_BLOCKIO, molfile_atom_t::mass, MOLFILE_ATOMICNUMBER, MOLFILE_BFACTOR, MOLFILE_CHARGE, MOLFILE_DIRECTIO_MIN_BLOCK_SIZE, MOLFILE_MASS, MOLFILE_NOSTRUCTUREDATA, MOLFILE_OCCUPANCY, MOLFILE_RADIUS, name, jshandle::natoms, jshandle::nbonds, jshandle::numangles, jshandle::numcterms, jshandle::numdihedrals, jshandle::numimpropers, molfile_atom_t::occupancy, jshandle::optflags, molfile_atom_t::radius, and molfile_atom_t::resid.

Referenced by VMDPLUGIN_init.

int write_js_timestep (  void *    v,
const molfile_timestep_t *    ts
)  [static]
 

Definition at line 1647 of file jsplugin.c.

References molfile_timestep_t::A, molfile_timestep_t::alpha, molfile_timestep_t::B, molfile_timestep_t::beta, molfile_timestep_t::C, molfile_timestep_t::coords, jshandle::directio_ucell_blkbuf, jshandle::fd, fio_fwrite, molfile_timestep_t::gamma, M_PI_2, jshandle::nframes, jshandle::ts_crd_padsz, and jshandle::ts_ucell_padsz.

Referenced by VMDPLUGIN_init.

Variable Documentation

molfile_plugin_t plugin [static]
 

Definition at line 1710 of file jsplugin.c.

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