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      babel-1.6
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Makefile, 
README.1ST, 
addh.c, 
addh2.c, 
aromatic.c, 
assbnd.c, 
asstypes.c, 
babel.h, 
bblmacs.h, 
bblmast.h, 
bbltyp.h, 
block.c, 
bndord.c, 
bo.c, 
buildct.c, 
combine.c, 
convert.c, 
delatms.c, 
delh2o.c, 
element.lis, 
filesrch.c, 
fileutil.c, 
gastchg.c, 
gauss.hdr, 
htoend.c, 
int2cart.c, 
intcart.c, 
menus.c, 
miniums.c, 
molwt.c, 
new.lis, 
nodummy.c, 
orient.c, 
precip.c, 
printbad.c, 
progress.c, 
psgvb.hdr, 
quanta.lis, 
rdalch.c, 
rdampout.c, 
rdbalst.c, 
rdbgf.c, 
rdboogie.c, 
rdc3d.c, 
rdcacao.c, 
rdcadpac.c, 
rdcharmm.c, 
rdcsd.c, 
rddock.c, 
rddpdb.c, 
rdelmnts.c, 
rdfdat.c, 
rdfeat.c, 
rdfract.c, 
rdg96.c, 
rdgamout.c, 
rdgauout.c, 
rdgzmat.c, 
rdhin.c, 
rdinsite.c, 
rdint.c, 
rdirc.c, 
rdisis.c, 
rdm3d.c, 
rdmacmod.c, 
rdmacmol.c, 
rdmdl.c, 
rdmicro.c, 
rdmm2.c, 
rdmm2in.c, 
rdmm3.c, 
rdmolen.c, 
rdmopac.c, 
rdmopcrt.c, 
rdpcmod.c, 
rdpdb.c, 
rdprep.c, 
rdpsgout.c, 
rdpsgvin.c, 
rdquanta.c, 
rdschak.c, 
rdshelx.c, 
rdsmiles.c, 
rdspart.c, 
rdspmm.c, 
rdspsemi.c, 
rdsybmol.c, 
rdsybyl.c, 
rdtypes.c, 
rdunichm.c, 
rdwiz.c, 
rdxed.c, 
rdxyz.c, 
renum.c, 
report.c, 
rings.c, 
ringutil.c, 
sets.c, 
smilesto.c, 
spline.c, 
strngutl.c, 
tokenst.c, 
tosmiles.c, 
tree.c, 
typbybo.c, 
types.lis, 
umslist.c, 
utils.c, 
vectors.c, 
wralch.c, 
wrbalst.c, 
wrbgf.c, 
wrbmin.c, 
wrbox.c, 
wrc3d.c, 
wrcacao.c, 
wrcache.c, 
wrcacint.c, 
wrchdrw.c, 
wrcontmp.c, 
wrcsr.c, 
wrcssr.c, 
wrdock.c, 
wrdpdb.c, 
wrfeat.c, 
wrfh.c, 
wrg96.c, 
wrgamess.c, 
wrgau.c, 
wrgaucrt.c, 
wrhin.c, 
wricon.c, 
wrint.c, 
wrisis.c, 
wrm3d.c, 
wrmaccs.c, 
wrmacmod.c, 
wrmcmol.c, 
wrmdl.c, 
wrmicro.c, 
wrmimic.c, 
wrmiv.c, 
wrmm2.c, 
wrmm3.c, 
wrmopac.c, 
wrpcmod.c, 
wrpdb.c, 
wrpsgv.c, 
wrpsgvz.c, 
wrsmiles.c, 
wrspart.c, 
wrsybmol.c, 
wrsybyl.c, 
wrtinker.c, 
wrtorlst.c, 
wrunichm.c, 
wrwiz.c, 
wrxed.c, 
wrxyz.c
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#define MX_ELEM 105
#include "bbltyp.h"
void get_atomic_weights(ums_type *mol)
{
  int i;
  
  for (i = 1; i <= Atoms; i++)
    {
      Double(i) = atnum2mass(Atomic_number(i));
    }
}
double calc_molecular_weight(ums_type *mol)
{
  int i;
  double amw = 0.0;
  
  for (i = 1; i <= Atoms; i++)
  {
    amw += atnum2mass(Atomic_number(i));
  }
  return(amw);
}
double atnum2mass(int atnum) 
{
  static double aaw[MX_ELEM + 1] = 
  {
    0.000, 1.008, 4.0026, 6.94, 9.01218, 10.81, 12.011, 14.0067, 15.9994,
    18.99846, 20.17, 22.98977, 24.305, 26.9815, 28.086, 30.9738, 32.06,
    35.453, 39.948, 39.1, 40.08, 44.9559, 47.9, 50.941, 51.996, 54.938,
    55.847, 58.9332, 58.71, 63.543, 65.38, 69.72, 72.59, 74.9216, 78.96,
    79.904, 83.8, 85.467, 87.62, 88.9059, 91.22, 92.9064, 95.94, 98.9062,
    101.07, 102.9055, 106.4, 107.868, 112.4, 114.82, 118.69, 121.75, 127.6,
    126.9045, 131.3, 132.9055, 137.34, 138.9055, 140.12, 140.9077, 144.24,
    145., 150.4, 151.96, 157.25, 158.9254, 162.5, 164.9303, 167.26, 168.9342,
    173.04, 174.97, 178.49, 180.947, 183.85, 186.2, 190.2, 192.22, 195.09,
    196.9665, 200.59, 204.37, 207.2, 208.9806, 209., 210., 222., 223., 226.,
    227., 232.0381, 231.0359, 238.029, 237.0408, 244., 243., 247., 247.,
    251., 254.09, 257.08, 258.098, 259.10, 260.1, 261.1, 262.11
    };
  if ((atnum < 1) || (atnum > MX_ELEM)) {
    fprintf(stderr, "ERROR: Unknown atom number --> %d\n", atnum);
    return (0);
  }
  else
    return(aaw[atnum]);
}
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