+++ /dev/null
-/* atlc - arbitrary transmission line calculator, for the analysis of
-transmission lines are directional couplers.
-
-Copyright (C) 2002. Dr. David Kirkby, PhD (G8WRB).
-
-This program is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public License
-as published by the Free Software Foundation; either package_version 2
-of the License, or (at your option) any later package_version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-USA.
-
-Dr. David Kirkby, e-mail drkirkby at ntlworld.com
-
-*/
-#include "config.h"
-
-#ifdef HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#endif
-
-#include "definitions.h"
-#include "exit_codes.h"
-
-extern char *my_optarg;
-int main(int argc, char **argv)
-{
- double g, gmin=0.5, gmax=5, gstep=0.5;
- double s, smin=0.5, smax=5, sstep=0.5;
- double w, wmin=0.5, wmax=5, wstep=0.5;
- double Er1=1, Er2=1, h=1, t=1; /* keep the compiler from issuing warnings */
- double Zcomm, Zdiff, Zodd, Zeven;
- double Er_odd, Er_even, Zo;
- double error_min=1e100, error;
- double ideal_Zodd=0, ideal_Zeven=0;
- char *outfile_name, *temporary_bmp_file, *temporary_txt_file;
- int x, q, exit_code;
- char *cmd, *null;
- FILE *fp, *fp_best;
- outfile_name = string(0,4000);
- cmd = string(0,4000);
- null = string(0,4000);
- temporary_bmp_file = string(0,4000);
- temporary_txt_file = string(0,4000);
- while((q=get_options(argc,argv,"g:b:G:w:W:s:S:")) != -1)
- switch (q)
- {
- case 'C':
- print_copyright( (char *) "1996-2002");
- exit_with_msg_and_exit_code("",OKAY);
- break;
- case 'g':
- gmin=atof(my_optarg);
- break;
- /*
- case 'b':
- bmp_size=atoi(my_optarg);
- break;
- */
- case 'G':
- gmax=atof(my_optarg);
- break;
- case 'h':
- gstep=atof(my_optarg);
- break;
- case 's':
- smin=atof(my_optarg);
- break;
- case 'S':
- smax=atof(my_optarg);
- break;
- case 't':
- sstep=atof(my_optarg);
- break;
- case 'w':
- wmin=atof(my_optarg);
- break;
- case 'W':
- wmax=atof(my_optarg);
- break;
- case 'x':
- wstep=atof(my_optarg);
- break;
- case '?':
- usage_find_optimal_dimensions_for_microstrip_coupler();
- break;
- }
- if(argc-my_optind == 7)
- {
- h=atof(argv[my_optind]);
- t=atof(argv[my_optind+1]);
- Er1=atof(argv[my_optind+2]);
- Er2=atof(argv[my_optind+3]);
- ideal_Zodd=atof(argv[my_optind+4]);
- ideal_Zeven=atof(argv[my_optind+5]);
- check_parameters_for_find_optimal_dimensions_for_microstrip_coupler(h,t,Er1,Er2,ideal_Zodd,ideal_Zeven);
- (void) strcpy(outfile_name, argv[my_optind+6]);
- }
- else
- usage_find_optimal_dimensions_for_microstrip_coupler();
- (void) strcpy(temporary_bmp_file,"1.bmp");
- (void) strcpy(temporary_txt_file,"1.txt");
- if( (exit_code=pclose(popen("rm 1.txt 1.bmp","w"))) != 0)
- {
- fprintf(stderr,"rm 1.txt 1.bmp did not returned an exit code of %d\n",exit_code);
- exit(exit_code);
- }
- for(g=gmin; g <=gmax; g+=gstep)
- {
- for(w=wmin; w<=wmax; w+=wstep)
- {
- for(s=smin; s<=smax; s+=sstep)
- {
- sprintf(cmd,"create_bmp_for_microstrip_coupler %f %f %f %f %f %f %f %s\n",w, s, g, h, t, Er1, Er2,temporary_bmp_file);
- if( (exit_code=pclose(popen(cmd,"w"))) != 0)
- {
- fprintf(stderr,"pclose(popen(%s,\"w\"))) returned with an exit code of %d\n",cmd, exit_code);
- exit(exit_code);
- }
- sprintf(cmd,"atlc -S -s %s > %s\n", temporary_bmp_file, temporary_txt_file);
- exit_code=pclose(popen(cmd,"w"));
- if( (exit_code=pclose(popen(cmd,"w"))) != 0)
- {
- fprintf(stderr,"pclose(popen(%s,\"w\"))) returned with an exit code of %d\n",cmd,exit_code);
- exit(exit_code);
- }
- if ((fp=fopen(temporary_txt_file,"r")) ==NULL)
- exit_with_msg_and_exit_code("Error #1 cant't open file in find_optimal_dimensions_for_microstrip_coupler.c", CANT_OPEN_FILE_FOR_READING);
- fscanf(fp,"%s %d %s %lf %s %lf %s %lf %s %lf %s %lf %s %lf %s %lf",null,&x,null,&Er_odd,null,&Er_even, null, &Zodd,null,&Zeven,null,&Zo, null, &Zdiff,null,&Zcomm);
- if (fclose(fp) !=0)
- exit_with_msg_and_exit_code("Error #2 Unable to close file in ind_optimal_dimensions_for_microstrip_coupler.c",CANT_CLOSE_FILE);
- printf("x=%d Er_odd=%f Er_even=%f Zodd=%f Zeven=%f Zo=%f Zdiff=%f Zcomm=%f\n",x, Er_odd,Er_even,Zodd, Zeven,Zo, Zdiff, Zcomm);
- error=fabs(Zodd-ideal_Zodd)/ideal_Zodd+fabs(Zeven-ideal_Zeven)/ideal_Zeven;
- /* By forcing the error to be a be not just bettter, but better by at
- least TINY, it means the results will be the same on differerent computers,
- with no difference due to rouunding errors */
- if(error< error_min+TINY)
- {
- error_min=error;
- printf("best so far = s=%f w=%f g=%f Zodd=%f Zeven=%f Zdiff=%f Zcomm=%f error=%f\n",s,w,g, Zodd, Zeven,Zdiff, Zcomm,error);
- if ((fp_best=fopen(outfile_name,"a")) == NULL)
- exit_with_msg_and_exit_code("Error #3 Can't open file output file update",CANT_OPEN_FILE_FOR_APPENDING);
- fprintf(fp_best,"best so far = s=%f w=%f g=%f Zodd=%f Zeven=%f Zdiff=%f Zcomm=%f\n",s,w,g, Zdiff, Zcomm,Zodd, Zeven);
- if (fclose(fp_best) != 0)
- exit_with_msg_and_exit_code("Error #4 Unable to close file in optimal_dimensions_for_microstrip_coupler.c",CANT_CLOSE_FILE);
- } /* end of if */
- } /* end of for s */
- } /* end of for w */
- } /* end of for g */
- return(0);
-}
-
-
projects / debian / atlc / blobdiff