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main.c
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main.c
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/*** Translated to the C language by N. Kyriazis 20 Aug 2003 ***
Program NEC(input,tape5=input,output,tape11,tape12,tape13,tape14,
tape15,tape16,tape20,tape21)
Numerical Electromagnetics Code (NEC2) developed at Lawrence
Livermore lab., Livermore, CA. (contact G. Burke at 415-422-8414
for problems with the NEC code. For problems with the vax implem-
entation, contact J. Breakall at 415-422-8196 or E. Domning at 415
422-5936)
file created 4/11/80.
***********Notice**********
This computer code material was prepared as an account of work
sponsored by the United States government. Neither the United
States nor the United States Department Of Energy, nor any of
their employees, nor any of their contractors, subcontractors,
or their employees, makes any warranty, express or implied, or
assumes any legal liability or responsibility for the accuracy,
completeness or usefulness of any information, apparatus, product
or process disclosed, or represents that its use would not infringe
privately-owned rights.
*******************************************************************/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "nec2c.h"
#include "shared.h"
/* signal handler */
static void sig_handler( int signal );
/*-------------------------------------------------------------------*/
int main( int argc, char **argv )
{
char infile[81] = "", otfile[81] = "";
char ain[3], line_buf[LINE_LEN];
/* input card mnemonic list */
#define NUM_CMNDS 20
char *atst[NUM_CMNDS] =
{
"FR", "LD", "GN", "EX", "NT", "TL", \
"XQ", "GD", "RP", "NX", "PT", "KH", \
"NE", "NH", "PQ", "EK", "CP", "PL", \
"EN", "WG"
};
char *hpol[3] = { "LINEAR", "RIGHT", "LEFT" };
char *pnet[3] = { " ", "STRAIGHT", " CROSSED" };
int *ldtyp, *ldtag, *ldtagf, *ldtagt;
int ifrtmw, ifrtmp, mpcnt, igo, nfrq;
int iexk, iptflg, iptflq, iped, iflow, itmp1, iresrv;
int itmp3, itmp2, itmp4, nthi=0, nphi=0, iptag=0, iptagf=0, iptagt=0;
int iptaq=0, iptaqf=0, iptaqt=0, nphic=0, inc=0;
int i, j, itmp5, nthic=0, mhz=0, ifrq=0, isave=0;
int
igox, /* used in place of "igo" in freq loop */
next_job, /* start next job (next sructure) flag */
ain_num, /* ain mnemonic as a number */
jmp_iloop, /* jump to input loop flag */
jmp_floop=0; /* jump to freq. loop flag */
size_t mreq; /* Size req. for malloc's */
double *zlr, *zli, *zlc, *fnorm;
double *xtemp, *ytemp, *ztemp, *sitemp, *bitemp;
double rkh, tmp1, delfrq=0., tmp2, tmp3, tmp4, tmp5, tmp6;
double xpr1=0., xpr2=0., xpr3=0., xpr4=0., xpr5=0.;
double zpnorm=0., thetis=0., phiss=0., extim;
double tim1, tim, tim2, etha, fr, fr2, cmag, ph, ethm, ephm, epha;
complex double eth, eph, curi, ex, ey, ez, epsc, *cm = NULL;
/* getopt() variables */
int option;
/*** signal handler related code ***/
/* new and old actions for sigaction() */
struct sigaction sa_new, sa_old;
/* initialize new actions */
sa_new.sa_handler = sig_handler;
sigemptyset( &sa_new.sa_mask );
sa_new.sa_flags = 0;
/* register function to handle signals */
sigaction( SIGINT, &sa_new, &sa_old );
sigaction( SIGSEGV, &sa_new, 0 );
sigaction( SIGFPE, &sa_new, 0 );
sigaction( SIGTERM, &sa_new, 0 );
sigaction( SIGABRT, &sa_new, 0 );
/*** command line arguments handler ***/
if( argc == 1 )
{
usage();
exit(-1);
}
/* process command line options */
while( (option = getopt(argc, argv, "i:o:hv") ) != -1 )
{
switch( option )
{
case 'i' : /* specify input file name */
if( strlen(optarg) > 75 )
abort_on_error(-1);
strcpy( infile, optarg );
break;
case 'o' : /* specify output file name */
if( strlen(optarg) > 75 )
abort_on_error(-2);
strcpy( otfile, optarg );
break;
case 'h' : /* print usage and exit */
usage();
exit(0);
case 'v' : /* print nec2c version */
puts( PACKAGE_STRING );
exit(0);
default: /* print usage and exit */
usage();
exit(-1);
} /* end of switch( option ) */
} /* while( (option = getopt(argc, argv, "i:o:hv") ) != -1 ) */
/*** open input file ***/
if( (input_fp = fopen(infile, "r")) == NULL )
{
char mesg[88] = "nec2c: ";
strcat( mesg, infile );
perror( mesg );
exit(-1);
}
/* make an output file name if not */
/* specified by user on invocation */
if( strlen( otfile ) == 0 )
{
/* strip file name extension if there is one */
int idx = 0;
while( (infile[++idx] != '.') && (infile[idx] != '\0') );
infile[idx] = '\0';
/* make the output file name from input file */
strcpy( otfile, infile );
strcat( otfile, ".out" ); /* add extension */
}
/* open output file */
if( (output_fp = fopen(otfile, "w")) == NULL )
{
char mesg[88] = "nec2c: ";
strcat( mesg, otfile );
perror( mesg );
exit(-1);
}
/*** here we had code to read interactively input/output ***/
/*** file names. this is done non-interactively above. ***/
secnds( &extim );
/* Null local buffer pointers */
/* type int */
ldtyp = ldtag = ldtagf = ldtagt = NULL;
/* type double */
zlr = zli = zlc = fnorm = NULL;
xtemp = ytemp = ztemp = sitemp = bitemp = NULL;
/* type complex double */
cm = NULL;
/* Null global pointers */
Null_Pointers();
/* Allocate some buffers */
mreq = sizeof(complex double) * 11 * 10 * 4;
mem_alloc( (void *)&ggrid.ar1, mreq );
mreq = sizeof(complex double) * 17 * 5 * 4;
mem_alloc( (void *)&ggrid.ar2, mreq );
mreq = sizeof(complex double) * 9 * 8 * 4;
mem_alloc( (void *)&ggrid.ar3, mreq );
/* Initialize ground grid parameters for somnec */
ggrid.nxa[0] = 11;
ggrid.nxa[1] = 17;
ggrid.nxa[2] = 9;
ggrid.nya[0] = 10;
ggrid.nya[1] = 5;
ggrid.nya[2] = 8;
ggrid.dxa[0] = .02;
ggrid.dxa[1] = .05;
ggrid.dxa[2] = .1;
ggrid.dya[0] = .1745329252;
ggrid.dya[1] = .0872664626;
ggrid.dya[2] = .1745329252;
ggrid.xsa[0] = 0.;
ggrid.xsa[1] = .2;
ggrid.xsa[2] = .2;
ggrid.ysa[0] = 0.;
ggrid.ysa[1] = 0.;
ggrid.ysa[2] = .3490658504;
/* l_1: */
/* main execution loop, exits at various points */
/* depending on error conditions or end of jobs */
while( TRUE )
{
ifrtmw=0;
ifrtmp=0;
/* print the nec2c header to output file */
fprintf( output_fp, "\n\n\n"
" "
" __________________________________________\n"
" "
"| |\n"
" "
"| NUMERICAL ELECTROMAGNETICS CODE (nec2c) |\n"
" "
"| Translated to 'C' in Double Precision |\n"
" "
"|__________________________________________|\n" );
/* read a line from input file */
if( load_line(line_buf, input_fp) == EOF )
abort_on_error(-3);
/* separate card's id mnemonic */
strncpy( ain, line_buf, 2 );
ain[2] = '\0';
/* if its a "cm" or "ce" card start reading comments */
if( (strcmp(ain, "CM") == 0) ||
(strcmp(ain, "CE") == 0) )
{
fprintf( output_fp, "\n\n\n"
" "
"---------------- COMMENTS ----------------\n" );
/* write comment to output file */
fprintf( output_fp,
" %s\n",
&line_buf[2] );
/* Keep reading till a non "CM" card */
while( strcmp(ain, "CM") == 0 )
{
/* read a line from input file */
if( load_line(line_buf, input_fp) == EOF )
abort_on_error(-3);
/* separate card's id mnemonic */
strncpy( ain, line_buf, 2 );
ain[2] = '\0';
/* write comment to output file */
fprintf( output_fp,
" %s\n",
&line_buf[2] );
} /* while( strcmp(ain, "CM") == 0 ) */
/* no "ce" card at end of comments */
if( strcmp(ain, "CE") != 0 )
{
fprintf( output_fp,
"\n\n ERROR: INCORRECT LABEL FOR A COMMENT CARD" );
abort_on_error(-4);
}
} /* if( strcmp(ain, "CM") == 0 ... */
else
rewind( input_fp );
/* initializations etc from original fortran code */
mpcnt=0;
matpar.imat=0;
/* set up geometry data in subroutine datagn */
datagn();
iflow=1;
/* Allocate some buffers */
mreq = (size_t)data.npm;
mreq *= sizeof(double);
mem_realloc( (void *)&crnt.air, mreq );
mem_realloc( (void *)&crnt.aii, mreq );
mem_realloc( (void *)&crnt.bir, mreq );
mem_realloc( (void *)&crnt.bii, mreq );
mem_realloc( (void *)&crnt.cir, mreq );
mem_realloc( (void *)&crnt.cii, mreq );
mem_realloc( (void *)&xtemp, mreq );
mem_realloc( (void *)&ytemp, mreq );
mem_realloc( (void *)&ztemp, mreq );
mem_realloc( (void *)&sitemp, mreq );
mem_realloc( (void *)&bitemp, mreq );
mreq = (size_t)data.np2m;
mreq *= sizeof(int);
mem_realloc( (void *)&save.ip, mreq );
mreq = (size_t)data.np3m;
mreq *= sizeof( complex double);
mem_realloc( (void *)&crnt.cur, mreq );
/* Matrix parameters */
if( matpar.imat == 0)
{
netcx.neq= data.n+2*data.m;
netcx.neq2=0;
}
fprintf( output_fp, "\n\n\n" );
/* default values for input parameters and flags */
netcx.npeq= data.np+2*data.mp;
plot.iplp1=0;
plot.iplp2=0;
plot.iplp3=0;
plot.iplp4=0;
igo=1;
nfrq=1;
rkh=1.;
iexk=0;
fpat.ixtyp=0;
zload.nload=0;
netcx.nonet=0;
fpat.near=-1;
iptflg=-2;
iptflq=-1;
gnd.ifar=-1;
gnd.zrati=CPLX_10;
iped=0;
yparm.ncoup=0;
yparm.icoup=0;
save.fmhz= CVEL;
gnd.ksymp=1;
gnd.nradl=0;
gnd.iperf=0;
/* l_14: */
/* main input section, exits at various points */
/* depending on error conditions or end of job */
next_job = FALSE;
while( ! next_job )
{
jmp_iloop = FALSE;
/* main input section - standard read statement - jumps */
/* to appropriate section for specific parameter set up */
readmn( ain, &itmp1, &itmp2, &itmp3, &itmp4,
&tmp1, &tmp2, &tmp3, &tmp4, &tmp5, &tmp6 );
/* If its an "XT" card, exit */
if( strcmp(ain, "XT" ) == 0 )
{
fprintf( stderr,
"\nnec2c: Exiting after an \"XT\" command in main()\n" );
fprintf( output_fp,
"\n\n nec2c: Exiting after an \"XT\" command in main()" );
stop(0);
}
mpcnt++;
fprintf( output_fp,
"\n DATA CARD No: %3d "
"%s %3d %5d %5d %5d %12.5E %12.5E %12.5E %12.5E %12.5E %12.5E",
mpcnt, ain, itmp1, itmp2, itmp3, itmp4,
tmp1, tmp2, tmp3, tmp4, tmp5, tmp6 );
/* identify card id mnemonic (except "ce" and "cm") */
for( ain_num = 0; ain_num < NUM_CMNDS; ain_num++ )
if( strncmp( ain, atst[ain_num], 2) == 0 )
break;
/* take action according to card id mnemonic */
switch( ain_num )
{
case 0: /* "fr" card, frequency parameters */
ifrq= itmp1;
nfrq= itmp2;
if( nfrq == 0)
nfrq=1;
save.fmhz= tmp1;
delfrq= tmp2;
if( iped == 1)
zpnorm=0.;
igo=1;
iflow=1;
continue; /* continue card input loop */
case 1: /* "ld" card, loading parameters */
{
int idx;
if( iflow != 3 )
{
iflow=3;
/* Free loading buffers */
zload.nload=0;
free_ptr( (void *)&ldtyp );
free_ptr( (void *)&ldtag );
free_ptr( (void *)&ldtagf );
free_ptr( (void *)&ldtagt );
free_ptr( (void *)&zlr );
free_ptr( (void *)&zli );
free_ptr( (void *)&zlc );
if( igo > 2 )
igo=2;
if( itmp1 == -1 )
continue; /* continue card input loop */
}
/* Reallocate loading buffers */
zload.nload++;
mreq = (size_t)zload.nload;
mreq *= sizeof(int);
mem_realloc( (void *)&ldtyp, mreq );
mem_realloc( (void *)&ldtag, mreq );
mem_realloc( (void *)&ldtagf, mreq );
mem_realloc( (void *)&ldtagt, mreq );
mreq = (size_t)zload.nload;
mreq *= sizeof(double);
mem_realloc( (void *)&zlr, mreq );
mem_realloc( (void *)&zli, mreq );
mem_realloc( (void *)&zlc, mreq );
idx = zload.nload-1;
ldtyp[idx]= itmp1;
ldtag[idx]= itmp2;
if( itmp4 == 0)
itmp4= itmp3;
ldtagf[idx]= itmp3;
ldtagt[idx]= itmp4;
if( itmp4 < itmp3 )
{
fprintf( output_fp,
"\n\n DATA FAULT ON LOADING CARD No: %d: ITAG "
"STEP1: %d IS GREATER THAN ITAG STEP2: %d",
zload.nload, itmp3, itmp4 );
stop(-1);
}
zlr[idx]= tmp1;
zli[idx]= tmp2;
zlc[idx]= tmp3;
}
continue; /* continue card input loop */
case 2: /* "gn" card, ground parameters under the antenna */
iflow=4;
if( igo > 2)
igo=2;
if( itmp1 == -1 )
{
gnd.ksymp=1;
gnd.nradl=0;
gnd.iperf=0;
continue; /* continue card input loop */
}
gnd.iperf= itmp1;
gnd.nradl= itmp2;
gnd.ksymp=2;
save.epsr= tmp1;
save.sig= tmp2;
if( gnd.nradl != 0)
{
if( gnd.iperf == 2)
{
fprintf( output_fp,
"\n\n RADIAL WIRE G.S. APPROXIMATION MAY "
"NOT BE USED WITH SOMMERFELD GROUND OPTION" );
stop(-1);
}
save.scrwlt= tmp3;
save.scrwrt= tmp4;
continue; /* continue card input loop */
}
fpat.epsr2= tmp3;
fpat.sig2= tmp4;
fpat.clt= tmp5;
fpat.cht= tmp6;
continue; /* continue card input loop */
case 3: /* "ex" card, excitation parameters */
if( iflow != 5)
{
/* Free vsource buffers */
free_ptr( (void *)&vsorc.ivqd );
free_ptr( (void *)&vsorc.iqds );
free_ptr( (void *)&vsorc.vqd );
free_ptr( (void *)&vsorc.vqds );
free_ptr( (void *)&vsorc.isant );
free_ptr( (void *)&vsorc.vsant );
vsorc.nsant=0;
vsorc.nvqd=0;
iped=0;
iflow=5;
if( igo > 3)
igo=3;
}
fpat.ixtyp= itmp1;
netcx.masym= itmp4/10;
if( (itmp1 == 0) || (itmp1 == 5) )
{
netcx.ntsol=0;
if( fpat.ixtyp == 5)
{
vsorc.nvqd++;
mreq = (size_t)vsorc.nvqd;
mreq *= sizeof(int);
mem_realloc( (void *)&vsorc.ivqd, mreq );
mem_realloc( (void *)&vsorc.iqds, mreq );
mreq = (size_t)vsorc.nvqd;
mreq *= sizeof(complex double);
mem_realloc( (void *)&vsorc.vqd, mreq );
mem_realloc( (void *)&vsorc.vqds, mreq );
{
int idx = vsorc.nvqd-1;
vsorc.ivqd[idx]= isegno( itmp2, itmp3);
vsorc.vqd[idx]= cmplx( tmp1, tmp2);
if( cabs( vsorc.vqd[idx]) < 1.e-20)
vsorc.vqd[idx] = CPLX_10;
iped= itmp4- netcx.masym*10;
zpnorm= tmp3;
if( (iped == 1) && (zpnorm > 0.0) )
iped=2;
continue; /* continue card input loop */
}
} /* if( fpat.ixtyp == 5) */
vsorc.nsant++;
mreq = (size_t)vsorc.nsant;
mreq *= sizeof(int);
mem_realloc( (void *)&vsorc.isant, mreq );
mreq = (size_t)vsorc.nsant;
mreq *= sizeof(complex double);
mem_realloc( (void *)&vsorc.vsant, mreq );
{
int idx = vsorc.nsant-1;
vsorc.isant[idx]= isegno( itmp2, itmp3);
vsorc.vsant[idx]= cmplx( tmp1, tmp2);
if( cabs( vsorc.vsant[idx]) < 1.e-20)
vsorc.vsant[idx] = CPLX_10;
iped= itmp4- netcx.masym*10;
zpnorm= tmp3;
if( (iped == 1) && (zpnorm > 0.0) )
iped=2;
continue; /* continue card input loop */
}
} /* if( (itmp1 <= 0) || (itmp1 == 5) ) */
nthi= itmp2;
nphi= itmp3;
xpr1= tmp1;
xpr2= tmp2;
xpr3= tmp3;
xpr4= tmp4;
xpr5= tmp5;
fpat.xpr6= tmp6;
vsorc.nsant=0;
vsorc.nvqd=0;
thetis= xpr1;
phiss= xpr2;
continue; /* continue card input loop */
case 4: case 5: /* "nt" & "tl" cards, network parameters */
{
int idx;
if( iflow != 6)
{
netcx.nonet=0;
netcx.ntsol=0;
iflow=6;
/* Free network buffers */
free_ptr( (void *)&netcx.ntyp );
free_ptr( (void *)&netcx.iseg1 );
free_ptr( (void *)&netcx.iseg2 );
free_ptr( (void *)&netcx.x11r );
free_ptr( (void *)&netcx.x11i );
free_ptr( (void *)&netcx.x12r );
free_ptr( (void *)&netcx.x12i );
free_ptr( (void *)&netcx.x22r );
free_ptr( (void *)&netcx.x22i );
if( igo > 3)
igo=3;
if( itmp2 == -1 )
continue; /* continue card input loop */
}
/* Re-allocate network buffers */
netcx.nonet++;
mreq = (size_t)netcx.nonet;
mreq *= sizeof(int);
mem_realloc( (void *)&netcx.ntyp, mreq );
mem_realloc( (void *)&netcx.iseg1, mreq );
mem_realloc( (void *)&netcx.iseg2, mreq );
mreq = (size_t)netcx.nonet;
mreq *= sizeof(double);
mem_realloc( (void *)&netcx.x11r, mreq );
mem_realloc( (void *)&netcx.x11i, mreq );
mem_realloc( (void *)&netcx.x12r, mreq );
mem_realloc( (void *)&netcx.x12i, mreq );
mem_realloc( (void *)&netcx.x22r, mreq );
mem_realloc( (void *)&netcx.x22i, mreq );
idx = netcx.nonet-1;
if( ain_num == 4 )
netcx.ntyp[idx]=1;
else
netcx.ntyp[idx]=2;
netcx.iseg1[idx]= isegno( itmp1, itmp2);
netcx.iseg2[idx]= isegno( itmp3, itmp4);
netcx.x11r[idx]= tmp1;
netcx.x11i[idx]= tmp2;
netcx.x12r[idx]= tmp3;
netcx.x12i[idx]= tmp4;
netcx.x22r[idx]= tmp5;
netcx.x22i[idx]= tmp6;
if( (netcx.ntyp[idx] == 1) || (tmp1 > 0.) )
continue; /* continue card input loop */
netcx.ntyp[idx]=3;
netcx.x11r[idx]= -tmp1;
continue; /* continue card input loop */
}
case 6: /* "xq" execute card - calc. including radiated fields */
if( ((iflow == 10) && (itmp1 == 0)) ||
((nfrq == 1) && (itmp1 == 0) && (iflow > 7)) )
continue; /* continue card input loop */
if( itmp1 == 0)
{
if( iflow > 7)
iflow=11;
else
iflow=7;
}
else
{
gnd.ifar=0;
fpat.rfld=0.;
fpat.ipd=0;
fpat.iavp=0;
fpat.inor=0;
fpat.iax=0;
fpat.nth=91;
fpat.nph=1;
fpat.thets=0.;
fpat.phis=0.;
fpat.dth=1.0;
fpat.dph=0.;
if( itmp1 == 2)
fpat.phis=90.;
if( itmp1 == 3)
{
fpat.nph=2;
fpat.dph=90.;
}
} /* if( itmp1 == 0) */
break;
case 7: /* "gd" card, ground representation */
fpat.epsr2= tmp1;
fpat.sig2= tmp2;
fpat.clt= tmp3;
fpat.cht= tmp4;
iflow=9;
continue; /* continue card input loop */
case 8: /* "rp" card, standard observation angle parameters */
gnd.ifar= itmp1;
fpat.nth= itmp2;
fpat.nph= itmp3;
if( fpat.nth == 0)
fpat.nth=1;
if( fpat.nph == 0)
fpat.nph=1;
fpat.ipd= itmp4/10;
fpat.iavp= itmp4- fpat.ipd*10;
fpat.inor= fpat.ipd/10;
fpat.ipd= fpat.ipd- fpat.inor*10;
fpat.iax= fpat.inor/10;
fpat.inor= fpat.inor- fpat.iax*10;
if( fpat.iax != 0)
fpat.iax=1;
if( fpat.ipd != 0)
fpat.ipd=1;
if( (fpat.nth < 2) || (fpat.nph < 2) || (gnd.ifar == 1) )
fpat.iavp=0;
fpat.thets= tmp1;
fpat.phis= tmp2;
fpat.dth= tmp3;
fpat.dph= tmp4;
fpat.rfld= tmp5;
fpat.gnor= tmp6;
iflow=10;
break;
case 9: /* "nx" card, do next job */
next_job = TRUE;
continue; /* continue card input loop */
case 10: /* "pt" card, print control for current */
iptflg= itmp1;
iptag= itmp2;
iptagf= itmp3;
iptagt= itmp4;
if( (itmp3 == 0) && (iptflg != -1) )
iptflg=-2;
if( itmp4 == 0)
iptagt= iptagf;
continue; /* continue card input loop */
case 11: /* "kh" card, matrix integration limit */
rkh= tmp1;
if( igo > 2)
igo=2;
iflow=1;
continue; /* continue card input loop */
case 12: case 13: /* "ne"/"nh" cards, near field calculation parameters */
if( ain_num == 13 )
fpat.nfeh=1;
else
fpat.nfeh=0;
if( (iflow == 8) && (nfrq != 1) )
{
fprintf( output_fp,
"\n\n WHEN MULTIPLE FREQUENCIES ARE REQUESTED, "
"ONLY ONE NEAR FIELD CARD CAN BE USED -"
"\n LAST CARD READ WILL BE USED" );
}
fpat.near= itmp1;
fpat.nrx= itmp2;
fpat.nry= itmp3;
fpat.nrz= itmp4;
fpat.xnr= tmp1;
fpat.ynr= tmp2;
fpat.znr= tmp3;
fpat.dxnr= tmp4;
fpat.dynr= tmp5;
fpat.dznr= tmp6;
iflow=8;
if( nfrq != 1)
continue; /* continue card input loop */
break;
case 14: /* "pq" card, write control for charge */
iptflq= itmp1;
iptaq= itmp2;
iptaqf= itmp3;
iptaqt= itmp4;
if( (itmp3 == 0) && (iptflq != -1) )
iptflq=-2;
if( itmp4 == 0)
iptaqt= iptaqf;
continue; /* continue card input loop */
case 15: /* "ek" card, extended thin wire kernel option */
iexk=1;
if( itmp1 == -1)
iexk=0;
if( igo > 2)
igo=2;
iflow=1;
continue; /* continue card input loop */
case 16: /* "cp" card, maximum coupling between antennas */
if( iflow != 2)
{
yparm.ncoup=0;
free_ptr( (void *)&yparm.nctag );
free_ptr( (void *)&yparm.ncseg );
free_ptr( (void *)&yparm.y11a );
free_ptr( (void *)&yparm.y12a );
}
yparm.icoup=0;
iflow=2;
if( itmp2 == 0)
continue; /* continue card input loop */
yparm.ncoup++;
mreq = (size_t)yparm.ncoup;
mreq *= sizeof(int);
mem_realloc( (void *)&yparm.nctag, mreq );
mem_realloc( (void *)&yparm.ncseg, mreq );
yparm.nctag[yparm.ncoup-1]= itmp1;
yparm.ncseg[yparm.ncoup-1]= itmp2;
if( itmp4 == 0)
continue; /* continue card input loop */
yparm.ncoup++;
mreq = (size_t)yparm.ncoup;
mreq *= sizeof(int);
mem_realloc( (void *)&yparm.nctag, mreq );
mem_realloc( (void *)&yparm.ncseg, mreq );
yparm.nctag[yparm.ncoup-1]= itmp3;
yparm.ncseg[yparm.ncoup-1]= itmp4;
continue; /* continue card input loop */
case 17: /* "pl" card, plot flags */
plot.iplp1= itmp1;
plot.iplp2= itmp2;
plot.iplp3= itmp3;
plot.iplp4= itmp4;
if( plot_fp == NULL )
{
char plotfile[81];
/* Make a plot file name */
strcpy( plotfile, infile );
strcat( plotfile, ".plt" );
/* Open plot file */
if( (plot_fp = fopen(plotfile, "w")) == NULL )
{
char mesg[88] = "nec2c: ";
strcat( mesg, plotfile );
perror( mesg );
exit(-1);
}
}
continue; /* continue card input loop */
case 19: /* "wg" card, not supported */
abort_on_error(-5);
default:
if( ain_num != 18 )
{
fprintf( output_fp,
"\n\n FAULTY DATA CARD LABEL AFTER GEOMETRY SECTION" );
stop(-1);
}
/******************************************************
*** normal exit of nec2c when all jobs complete ok ***
******************************************************/
/* time the process */
secnds( &tmp1 );
tmp1 -= extim;
fprintf( output_fp, "\n\n TOTAL RUN TIME: %d msec", (int)tmp1 );
stop(0);
} /* switch( ain_num ) */
/**************************************
*** end of the main input section. ***
*** beginning of frequency do loop ***
**************************************/
/* Allocate to normalization buffer */
{
size_t mreq1, mreq2;
mreq1 = mreq2 = 0;
if( iped )
{
mreq1 = (size_t)(4 * nfrq);
mreq1 *= sizeof(double);
}
if( iptflg >= 2 )
{
mreq2 = (size_t)(nthi * nphi);
mreq2 *= sizeof(double);
}
if( (mreq1 > 0) || (mreq2 > 0) )
{
if( mreq1 > mreq2 )
mem_realloc( (void *)&fnorm, mreq1 );
else
mem_realloc( (void *)&fnorm, mreq2 );
}
}
/* igox is used in place of "igo" in the */
/* freq loop. below is a special igox case */
if( ((ain_num == 6) || (ain_num == 8)) && (igo == 5) )
igox = 6;
else
igox = igo;
switch( igox )
{
case 1: /* label 41 */
/* Memory allocation for primary interacton matrix. */
iresrv = data.np2m * (data.np + 2 * data.mp);
mreq = (size_t)iresrv;
mreq *= sizeof(complex double);
mem_realloc( (void *)&cm, mreq );
/* Memory allocation for symmetry array */
smat.nop = netcx.neq/netcx.npeq;
mreq = (size_t)(smat.nop * smat.nop);
mreq *= sizeof(complex double);
mem_realloc( (void *)&smat.ssx, mreq );
mhz=1;
if( (data.n != 0) && (ifrtmw != 1) )
{
ifrtmw=1;
for( i = 0; i < data.n; i++ )
{
xtemp[i]= data.x[i];