void LoadConfig(void)
{
if (Item_Index[LOAD_PROFILE]) {
Update[LOAD_PROFILE] = 0;
if (SD_Card_ON())
{
if (FAT_Info() == 0)
{
Char_to_Str(FileNum, Item_Index[LOAD_PROFILE]);
if (Open_File("FILE",FileNum,"CFG") == 0)
{
if (Read_File() == 0)
RestoreConfig();
else
DisplayField(InfoF, WHITE, SD_Msgs[ReadErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoFile]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[SDErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoCard]);
} else {
Read_Parameter();
RestoreConfig();
}
}
void SaveWave(void)
{
Update[SAVE_WAVE_CURVE] = 0;
if (SD_Card_ON())
{
if (FAT_Info() == 0)
{
Char_to_Str(FileNum, Item_Index[SAVE_WAVE_CURVE]);
if (Open_File("FILE",FileNum,"DAT") == 0)
{
F_Buff[0] = 0;
F_Buff[1] = 0;
memcpy(F_Buff + 2, View_Buffer, 300);
if (Write_File() == 0)
{
if (Item_Index[SAVE_WAVE_CURVE] < 255)
Item_Index[SAVE_WAVE_CURVE]++;
Update[SAVE_WAVE_CURVE] = 1;
} else
DisplayField(InfoF, WHITE, SD_Msgs[WriteErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoFile]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[SDErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoCard]);
}
void SaveConfig(void)
{
Update[SAVE_PROFILE] = 0;
if (Item_Index[SAVE_PROFILE]) {
if (SD_Card_ON())
{
if (FAT_Info() == 0)
{
Char_to_Str(FileNum, Item_Index[SAVE_PROFILE]);
if (Open_File("FILE",FileNum,"CFG") == 0)
{
PutConfig();
if (Write_File() != 0)
DisplayField(InfoF, WHITE, SD_Msgs[WriteErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoFile]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[SDErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoCard]);
} else {
PutConfig();
if (Write_Parameter() == FLASH_COMPLETE)
DisplayField(InfoF, WHITE, SD_Msgs[SaveOk]);
else
DisplayField(InfoF, WHITE, SD_Msgs[Failed]);
}
}
void LoadWave(void)
{
Update[LOAD_WAVE_CURVE] = 0;
if (SD_Card_ON())
{
Hide_Index[REF] = 1; // hide reference waveform
Erase_Reference();
if (FAT_Info() == 0)
{
Char_to_Str(FileNum, Item_Index[LOAD_WAVE_CURVE]);
if (Open_File("FILE",FileNum,"DAT") == 0)
{
if (Read_File() == 0)
{
memcpy(Ref_Buffer, F_Buff + 2, 300);
Hide_Index[REF] = 0; // show new reference waveform
Draw_Reference();
Update[LOAD_WAVE_CURVE] = 1;
} else
DisplayField(InfoF, WHITE, SD_Msgs[ReadErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoFile]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[SDErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoCard]);
}
int main (int argc, char **argv)
{
showGraphics = true;
Parse_Parameters(argc,argv);
char scr_file_open_mode[4] = "r";
if ( playbackScript )
ifp = Open_File(playback_fname, scr_file_open_mode);
srand(randSeed);
// srand(time(NULL));
dsFunctions fn = Simulator_Create();
envs = new ENVS();
if ( showGraphics )
dsSimulationLoop (argc,argv,352,288,&fn);
else {
if ( ~playbackScript ) {
envs->Prepare_To_Run_Without_Graphics(world,space);
}
while ( 1 )
Simulate(false);
}
delete envs;
envs = NULL;
return 0;
}
void InitializeCode(int argc, char *argv[])
{
int index;
Frames = AllocateStack(20);
LabelStack = AllocateStack(500);
OpStack = AllocateStack(500);
Op1Stack = AllocateStack(500);
Op2Stack = AllocateStack(500);
index = System_Flag ("-trace", argc, argv);
if (index)
{
TraceSpecified = true;
TraceFileName = System_Argument
("-trace", "_TRACE", argc, argv);
TraceFile = Open_File (TraceFileName, "w");
#if 1
fprintf (TraceFile,"Hello.\n");
rewind (TraceFile);
#endif
}
else
TraceSpecified = false;
}
/* -----------------------------------------------------------------------------
FUNCTION NAME: void Record_Sort(CLI *, database *, fstream *, char *, char *)
PURPOSE: loads classes into vector, and if needs to redo the output file
RETURNS: void
NOTES:
----------------------------------------------------------------------------- */
void Record_Sort(Command_line_Record * GivenChars, fstream * databasefile, char *Filename, char *Reportname)
{
Open_File(Filename, databasefile); //all functions require that this file is opened.
vector<database> Records(1); //create vector for database entries, and make at least one empty one.
int n=-1, i = 0; // n = for do loop only i = number of records that were opened.
bool change_file = false; //T/F check to determin if vector has changed
do{ // load file into class vector.
i++;
Records.resize(i);
n++;
*databasefile >> Records[n];
}while ((*databasefile).eof() == 0); //run until end of file
VERBOSE(3) << "loaded file\n";
databasefile->close();
if (GivenChars->add_acount_true() == 1) // check to see if adding account
{
Add_Account(GivenChars, Records, &i, &n);
change_file = true;
}
else if (GivenChars->Arg_Given[Command_line_Record::reportfile] == true)
{
Print_Report(Reportname, Records, &i);
}
else if (GivenChars->transfer() == 1)
{
Funds_Transfer_Add(Records, GivenChars);
change_file = true;
}
else if (GivenChars->Arg_Given[Command_line_Record::deleaccnt] == true)
{
n = Delete_Account(Records, GivenChars, &i);
if (n>=0)
{
Records.erase(Records.begin()+n);
change_file = true;
VERBOSE(3) << "Account Deleted.\n";
}
}
else
{
for (n=0; n<i; n++)
{
database *rec = &Records[n]; //create pointer to current vector location
if ((!strncmp(GivenChars->Get_Account(), rec->Get_Account(), 5)) && (!strncmp(GivenChars->Get_PassWd(), rec->Get_PassWd(), 6))) //check that account number and password match
{
CLI_Sort(GivenChars, rec, &change_file);
}
}
}
if (change_file == true) //if a record was chaged, rewrite the output file
{
databasefile->open(Filename, ios::out | ios::trunc);
for (n=0;n<i;n++)
{
*databasefile << Records[n];
}
databasefile->close();
}
}
*/ DEVICE_CMD Create_File(REBREQ *file)
/*
***********************************************************************/
{
if (GET_FLAG(file->modes, RFM_DIR)) {
if (!mkdir(file->file.path, 0777)) return DR_DONE;
file->error = errno;
return DR_ERROR;
} else
return Open_File(file);
}
void Load_Opacity(char filename [])
{
char local_filename[FILENAME_STRING_SIZE];
int fd;
strcpy(local_filename,filename);
strcat(local_filename,".opc");
fd = Open_File(local_filename);
Read_Shorts(fd,(unsigned char *)&opc_version, (long)sizeof(opc_version));
if (opc_version != OPC_CUR_VERSION)
Error(" Can't load version %d file\n",opc_version);
Read_Shorts(fd,(unsigned char *)opc_len,(long)sizeof(map_len));
Read_Longs(fd,(unsigned char *)&opc_length,(long)sizeof(opc_length));
Allocate_Opacity(&opc_address,opc_length);
printf(" Loading opacity map from .opc file...\n");
Read_Bytes(fd,(unsigned char *)opc_address,(long)(opc_length*sizeof(OPACITY)));
Close_File(fd);
}
void SaveWaveImage(void)
{
Update[SAVE_WAVE_IMAGE] = 0;
if (SD_Card_ON())
{
if (FAT_Info() == 0)
{
Char_to_Str(FileNum, Item_Index[SAVE_WAVE_IMAGE]);
if (Open_File("IMAGE",FileNum,"BMP") == 0)
{
if (Writ_BMP_File() == 0)
{
if (Item_Index[SAVE_WAVE_IMAGE] < 255)
Item_Index[SAVE_WAVE_IMAGE]++;
Update[SAVE_WAVE_IMAGE] = 1;
} else
DisplayField(InfoF, WHITE, SD_Msgs[WriteErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoFile]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[SDErr]);
} else
DisplayField(InfoF, WHITE, SD_Msgs[NoCard]);
}
/* Save_Struct_Gnuplot_Data()
*
* Saves antenna structure data for gnuplot
*/
void
Save_Struct_Gnuplot_Data( char *filename )
{
FILE *fp = NULL;
/* Open gplot file, abort on error */
if( !Open_File(&fp, filename, "w") )
return;
/* Output if patch segs and no new input pending */
if( data.m && isFlagClear(INPUT_PENDING) )
{
int idx, m2;
/* Output segments data */
fprintf( fp, _("# structure patch segmenets\n") );
/* Output first segment outside loop to enable separation of wires */
fprintf( fp, "%10.3E %10.3E %10.3E\n%10.3E %10.3E %10.3E\n",
(double)data.px1[0], (double)data.py1[0], (double)data.pz1[0],
(double)data.px2[0], (double)data.py2[0], (double)data.pz2[0] );
/* Start from second segment and check for connection of ends */
m2 = data.m * 2;
for( idx = 1; idx < m2; idx++ )
{
fprintf( fp, "%10.3E %10.3E %10.3E\n%10.3E %10.3E %10.3E\n",
(double)data.px1[idx], (double)data.py1[idx], (double)data.pz1[idx],
(double)data.px2[idx], (double)data.py2[idx], (double)data.pz2[idx] );
} /* for( idx = 1; idx < m2; idx++ ) */
fprintf( fp, "\n\n" );
} /* if( data.m && isFlagSet(INPUT_PENDING) ) */
/* Output if wire segs and no new input pending */
if( data.n && isFlagClear(INPUT_PENDING) )
{
int idx;
/* Output segments data */
fprintf( fp, _("# structure wire segmenets\n") );
/* Output first segment outside loop to enable separation of wires */
fprintf( fp, "%10.3E %10.3E %10.3E\n%10.3E %10.3E %10.3E\n",
(double)data.x1[0], (double)data.y1[0], (double)data.z1[0],
(double)data.x2[0], (double)data.y2[0], (double)data.z2[0] );
/* Start from second segment and check for connection of ends */
for( idx = 1; idx < data.n; idx++ )
{
/* Leave a 2-line gap to next segment */
if( (data.icon1[idx] == 0) || (data.icon1[idx] == (idx+1)) )
fprintf( fp, "\n\n" );
fprintf( fp, "%10.3E %10.3E %10.3E\n%10.3E %10.3E %10.3E\n",
(double)data.x1[idx], (double)data.y1[idx], (double)data.z1[idx],
(double)data.x2[idx], (double)data.y2[idx], (double)data.z2[idx] );
/* Leave a 2-line gap to next segment */
if( (data.icon2[idx] == 0) || (data.icon2[idx] == (idx+1)) )
fprintf( fp, "\n\n" );
} /* for( idx = 1; idx < data.n; idx++ ) */
} /* if( data.n && isFlagSet(INPUT_PENDING) ) */
fclose( fp );
} /* Save_Struct_Gnuplot_Data() */
/* Save_FreqPlots_Gnuplot_Data()
*
* Saves frequency plots data to a file for gnuplot
*/
void
Save_FreqPlots_Gnuplot_Data( char *filename )
{
/* Abort if plot data not available */
if( isFlagClear(FREQ_LOOP_DONE) )
return;
/* Used to calculate net gain */
double Zr, Zo, Zi;
/* Open gplot file, abort on error */
FILE *fp = NULL;
if( !Open_File(&fp, filename, "w") )
return;
/* Plot max gain vs frequency, if possible */
if( isFlagSet(PLOT_GMAX) && isFlagSet(ENABLE_RDPAT) )
{
int nth, nph, idx, pol;
gboolean no_fbr;
double
gmax, /* Max gain buffer */
netgain, /* Viewer direction net gain buffer */
gdir_phi, /* Direction in phi of gain */
fbratio; /* Front to back ratio */
/* Find max gain and direction, F/B ratio */
no_fbr = FALSE;
netgain = 0;
/* Polarization type and impedance */
pol = calc_data.pol_type;
Zo = calc_data.zo;
/* Save data for all frequency steps that were used */
fprintf( fp, _("# Gain and F/B Ratio vs Frequency\n") );
for( idx = 0; idx <= calc_data.lastf; idx++ )
{
double fbdir;
int fbidx, mgidx;
/* Index to gtot buffer where max gain
* occurs for given polarization type */
mgidx = rad_pattern[idx].max_gain_idx[pol];
/* Max gain for given polarization type */
gmax = rad_pattern[idx].gtot[mgidx] +
Polarization_Factor(pol, idx, mgidx);
/* Net gain if selected */
if( isFlagSet(PLOT_NETGAIN) )
{
Zr = impedance_data.zreal[idx];
Zi = impedance_data.zimag[idx];
netgain = gmax + 10*log10(4*Zr*Zo/(pow(Zr+Zo,2)+pow(Zi,2)));
}
/* Radiation angle/phi where max gain occurs */
gdir_phi = rad_pattern[idx].max_gain_phi[pol];
/* Find F/B direction in theta */
fbdir = 180.0 - rad_pattern[idx].max_gain_tht[pol];
if( fpat.dth == 0.0 )
nth = 0;
else
nth = (int)( fbdir/fpat.dth + 0.5 );
/* If the antenna is modelled over ground, then use the same
* theta as the max gain direction, relying on phi alone to
* take us to the back. Patch supplied by Rik van Riel AB1KW
*/
if( (nth >= fpat.nth) || (nth < 0) )
{
fbdir = rad_pattern[idx].max_gain_tht[pol];
if( fpat.dth == 0.0 )
nth = 0;
else
nth = (int)( fbdir/fpat.dth + 0.5 );
}
/* Find F/B direction in phi */
fbdir = gdir_phi + 180.0;
if( fbdir >= 360.0 ) fbdir -= 360.0;
nph = (int)( fbdir/fpat.dph + 0.5 );
/* No F/B calc. possible if no phi step at +180 from max gain */
if( (nph >= fpat.nph) || (nph < 0) )
no_fbr = TRUE;
/* Index to gtot buffer for gain in back direction */
fbidx = nth + nph*fpat.nth;
/* Front to back ratio */
fbratio = pow( 10.0, gmax / 10.0 );
fbratio /= pow( 10.0,
(rad_pattern[idx].gtot[fbidx] +
Polarization_Factor(pol, idx, fbidx)) / 10.0 );
fbratio = 10.0 * log10( fbratio );
if( no_fbr && isFlagClear(PLOT_NETGAIN) ) /* Plot max gain only */
fprintf( fp, "%13.6E %10.3E\n", save.freq[idx], gmax );
else if( isFlagSet(PLOT_NETGAIN) ) /* Plot max gain and net gain */
fprintf( fp, "%13.6E %10.3E %10.3E\n", save.freq[idx], gmax, netgain );
else if( !no_fbr ) /* Plot max gain and F/B ratio */
fprintf( fp, "%13.6E %10.3E %10.3E\n", save.freq[idx], gmax, fbratio );
} /* for( idx = 0; idx < calc_data.lastf; idx++ ) */
/* Plot gain direction in phi and theta */
if( isFlagSet(PLOT_GAIN_DIR) )
{
fprintf( fp, "\n\n" );
fprintf( fp, _("# Direction of gain in theta and phi\n") );
for( idx = 0; idx < calc_data.lastf; idx++ )
{
double gdir_tht; /* Direction in theta of gain */
/* Radiation angle/phi where max gain occurs */
gdir_tht = 90.0 - rad_pattern[idx].max_gain_tht[pol];
gdir_phi = rad_pattern[idx].max_gain_phi[pol];
fprintf( fp, "%13.6E %10.3E %10.3E\n", save.freq[idx], gdir_tht, gdir_phi );
} /* for( idx = 0; idx < calc_data.lastf; idx++ ) */
} /* if( isFlagSet(PLOT_GAIN_DIR) ) */
fprintf( fp, "\n\n" );
} /* if( isFlagSet(PLOT_GMAX) && isFlagSet(ENABLE_RDPAT) ) */
/* Plot VSWR vs freq */
if( isFlagSet(PLOT_VSWR) )
{
int idx;
double vswr, gamma;
double zrpro2, zrmro2, zimag2;
/* Calculate VSWR */
fprintf( fp, _("# VSWR vs Frequency\n") );
for(idx = 0; idx <= calc_data.lastf; idx++ )
{
zrpro2 = impedance_data.zreal[idx] + calc_data.zo;
zrpro2 *= zrpro2;
zrmro2 = impedance_data.zreal[idx] - calc_data.zo;
zrmro2 *= zrmro2;
zimag2 = impedance_data.zimag[idx] * impedance_data.zimag[idx];
gamma = sqrt( (zrmro2 + zimag2)/(zrpro2 + zimag2) );
vswr = (1+gamma)/(1-gamma);
if( vswr > 10.0 ) vswr = 10.0;
fprintf( fp, "%13.6E %10.3E\n", save.freq[idx], vswr );
}
fprintf( fp, "\n\n" );
} /* if( isFlagSet(PLOT_VSWR) ) */
/* Plot z-real and z-imag */
if( isFlagSet(PLOT_ZREAL_ZIMAG) )
{
int idx;
fprintf( fp, _("# Z real & Z imaginary vs Frequency\n") );
for(idx = 0; idx <= calc_data.lastf; idx++ )
fprintf( fp, "%13.6E %10.3E %10.3E\n",
save.freq[idx], impedance_data.zreal[idx], impedance_data.zimag[idx] );
fprintf( fp, "\n\n" );
} /* if( isFlagSet(PLOT_ZREAL_ZIMAG) ) */
/* Plot z-magn and z-phase */
if( isFlagSet(PLOT_ZMAG_ZPHASE) )
{
int idx;
fprintf( fp, _("# Z magnitude & Z phase vs Frequency\n") );
for(idx = 0; idx <= calc_data.lastf; idx++ )
fprintf( fp, "%13.6E %10.3E %10.3E\n",
save.freq[idx], impedance_data.zmagn[idx], impedance_data.zphase[idx] );
} /* if( isFlagSet(PLOT_ZREAL_ZIMAG) ) */
fclose(fp);
} /* Save_FreqPlots_Gnuplot_Data() */
/* Save_RadPattern_Gnuplot_Data()
*
* Saves radiation pattern data to a file for gnuplot
*/
void
Save_RadPattern_Gnuplot_Data( char *filename )
{
int idx, npts; /* Number of points to plot */
/* Scale factor ref, for normalizing field strength values */
double dr;
double
fx, fy, fz, /* Co-ordinates of "free" end of field lines */
fscale; /* Scale factor for equalizing field line segments */
FILE *fp = NULL;
/* Draw near field pattern if possible */
if( isFlagSet(ENABLE_NEAREH) && near_field.valid )
{
/* Open gplot file, abort on error */
if( !Open_File(&fp, filename, "w") )
return;
/* Reference for scale factor used in
* normalizing field strength values */
if( fpat.near ) /* Spherical co-ordinates */
dr = (double)fpat.dxnr;
/* Rectangular co-ordinates */
else dr = sqrt(
(double)fpat.dxnr * (double)fpat.dxnr +
(double)fpat.dynr * (double)fpat.dynr +
(double)fpat.dznr * (double)fpat.dznr )/1.75;
npts = fpat.nrx * fpat.nry * fpat.nrz;
/*** Draw Near E Field ***/
if( isFlagSet(DRAW_EFIELD) && (fpat.nfeh & NEAR_EFIELD) )
{
fprintf( fp, _("# Near E field\n") );
/* Write e-field out to file [DJS] */
for( idx = 0; idx < npts; idx++ )
{
fscale = dr / near_field.er[idx];
fx = near_field.px[idx] + near_field.erx[idx] * fscale;
fy = near_field.py[idx] + near_field.ery[idx] * fscale;
fz = near_field.pz[idx] + near_field.erz[idx] * fscale;
/* Print as x, y, z, dx, dy, dz for gnuplot */
fprintf( fp, "%f %f %f %f %f %f\n",
near_field.px[idx],
near_field.py[idx],
near_field.pz[idx],
fx - near_field.px[idx],
fy - near_field.py[idx],
fz - near_field.pz[idx] );
}
} /* if( isFlagSet(DRAW_EFIELD) */
/*** Draw Near H Field ***/
if( isFlagSet(DRAW_HFIELD) && (fpat.nfeh & NEAR_HFIELD) )
{
fprintf( fp, _("# Near H field\n") );
/* Write h-field out to file [DJS] */
for( idx = 0; idx < npts; idx++ )
{
fscale = dr / near_field.hr[idx];
fx = near_field.px[idx] + near_field.hrx[idx] * fscale;
fy = near_field.py[idx] + near_field.hry[idx] * fscale;
fz = near_field.pz[idx] + near_field.hrz[idx] * fscale;
/* Print as x, y, z, dx, dy, dz for gnuplot */
fprintf( fp, "%f %f %f %f %f %f\n",
near_field.px[idx],
near_field.py[idx],
near_field.pz[idx],
fx - near_field.px[idx],
fy - near_field.py[idx],
fz - near_field.pz[idx] );
}
} /* if( isFlagSet(DRAW_HFIELD) && (fpat.nfeh & NEAR_HFIELD) ) */
/*** Draw Poynting Vector ***/
if( isFlagSet(DRAW_POYNTING) &&
(fpat.nfeh & NEAR_EFIELD) &&
(fpat.nfeh & NEAR_HFIELD) )
{
int ipv;
static size_t mreq = 0;
/* Co-ordinates of Poynting vectors */
static double *pov_x = NULL, *pov_y = NULL;
static double *pov_z = NULL, *pov_r = NULL;
/* Range of Poynting vector values,
* its max and min and log of max/min */
static double pov_max = 0;
/* Allocate on new near field matrix size */
if( mreq != (size_t)npts * sizeof( double ) )
{
mreq = (size_t)npts * sizeof( double );
mem_realloc( (void **)&pov_x, mreq, "in draw_radiation.c" );
mem_realloc( (void **)&pov_y, mreq, "in draw_radiation.c" );
mem_realloc( (void **)&pov_z, mreq, "in draw_radiation.c" );
mem_realloc( (void **)&pov_r, mreq, "in draw_radiation.c" );
}
/* Calculate Poynting vector and its max and min */
fprintf( fp, _("# Poynting Vector\n") );
for( idx = 0; idx < npts; idx++ )
{
pov_max = 0;
for( ipv = 0; ipv < npts; ipv++ )
{
pov_x[ipv] =
near_field.ery[ipv] * near_field.hrz[ipv] -
near_field.hry[ipv] * near_field.erz[ipv];
pov_y[ipv] =
near_field.erz[ipv] * near_field.hrx[ipv] -
near_field.hrz[ipv] * near_field.erx[ipv];
pov_z[ipv] =
near_field.erx[ipv] * near_field.hry[ipv] -
near_field.hrx[ipv] * near_field.ery[ipv];
pov_r[ipv] = sqrt(
pov_x[ipv] * pov_x[ipv] +
pov_y[ipv] * pov_y[ipv] +
pov_z[ipv] * pov_z[ipv] );
if( pov_max < pov_r[ipv] )
pov_max = pov_r[ipv];
} /* for( ipv = 0; ipv < npts; ipv++ ) */
/* Scale factor for each field point, to make
* near field direction lines equal-sized */
fscale = dr / pov_r[idx];
/* Scaled field values are used to set one end of a
* line segment that represents direction of field.
* The other end is set by the field point co-ordinates */
fx = near_field.px[idx] + pov_x[idx] * fscale;
fy = near_field.py[idx] + pov_y[idx] * fscale;
fz = near_field.pz[idx] + pov_z[idx] * fscale;
/* Print as x, y, z, dx, dy, dz for gnuplot */
fprintf( fp, "%f %f %f %f %f %f\n",
near_field.px[idx],
near_field.py[idx],
near_field.pz[idx],
fx - near_field.px[idx],
fy - near_field.py[idx],
fz - near_field.pz[idx] );
} /* for( idx = 0; idx < npts; idx++ ) */
} /* if( isFlagSet(DRAW_POYNTING) ) */
} /* if( isFlagSet(ENABLE_NEAREH) && near_field.valid ) */
/* Save radiation pattern data if possible */
if( isFlagSet(ENABLE_RDPAT) && (calc_data.fstep >= 0) )
{
int
nth, /* Theta step count */
nph; /* Phi step count */
/* Frequency step and polarization type */
int fstep = calc_data.fstep;
/* Theta and phi angles defining a rad pattern point
* and distance of its projection from xyz origin */
double theta, phi, r;
/* theta and phi step in rads */
double dth = (double)fpat.dth * (double)TA;
double dph = (double)fpat.dph * (double)TA;
/* Open gplot file, abort on error */
if( !Open_File(&fp, filename, "w") )
return;
fprintf( fp, _("# Radiation Pattern") );
/* Distance of rdpattern point nearest to xyz origin */
/*** Convert radiation pattern values
* to points in 3d space in x,y,z axis ***/
phi = (double)fpat.phis * (double)TA; /* In rads */
/* Step phi angle */
idx = 0;
for( nph = 0; nph < fpat.nph; nph++ )
{
theta = (double)fpat.thets * (double)TA; /* In rads */
/* Step theta angle */
for( nth = 0; nth < fpat.nth; nth++ )
{
double x, y, z;
/* Distance of pattern point from the xyz origin */
r = Scale_Gain(
rad_pattern[fstep].gtot[idx], fstep, idx );
/* Distance of point's projection on xyz axis, from origin */
z = r * cos(theta);
r *= sin(theta);
x = r * cos(phi);
y = r * sin(phi);
/* Print to file */
fprintf( fp, "%10.3E %10.3E %10.3E\n", x, y, z );
/* Step theta in rads */
theta += dth;
idx++;
} /* for( nth = 0; nth < fpat.nth; nth++ ) */
/* Step phi in rads */
phi += dph;
} /* for( nph = 0; nph < fpat.nph; nph++ ) */
} /* if( isFlagSet(ENABLE_RDPAT) && (calc_data.fstep >= 0) ) */
if( fp != NULL ) fclose(fp);
} /* Save_RadPattern_Gnuplot_Data() */
int writefileback (int inode_number, char *outputdir)
{
char* filenameTemp;
int len, index;
pid_t childpid;
filenameTemp = Directory_Structure[inode_number].Filename;
fprintf (stderr, "filenameTemp is %s\n", filenameTemp);
len = Inode_List[inode_number].File_Size;
fprintf (stderr, "len is %d\n", len);
char* to_read = (char*) malloc(len );
//Read_File(inode_number, 0, length, to_read);
FILE *fw;
index = Open_File(filenameTemp);
char writefilepath[100];
char newpath[100];
sprintf(writefilepath, "%s/%s", outputdir, filenameTemp);
sprintf(newpath, "%s%s", writefilepath, "encd");
fprintf (stderr, "writefilepath is %s\n", writefilepath);
if (Read_File( inode_number, 0, len, to_read) > 0)
{
//fprintf(stderr,"%s\t", to_read);
fw = fopen(newpath, "w");
if(fw != NULL)
{
int i = 0;
while(i < len)
{
fputc(to_read[i], fw);
i++;
}
}else{
fprintf(stderr,"Oops, can't open\n");
}
fclose(fw);
}
childpid = fork();
//error handling
if (childpid == -1)
{
perror("Failed to fork");
return 1;
}
//child code
if (childpid == 0)
{
fprintf(stderr, "--------------I am the child----------------\n");
//char filepath[100];
//char newpath[100];
//sprintf(filepath, "%s/%s", dir, d_name);
//sprintf(newpath, "%s%s", filepath, "encd");
fprintf(stderr,"writefilepath is %s \t newpath is %s\t\n", writefilepath, newpath);
char cmd[200];
strcpy(cmd, "base64");
strcat(cmd, " -d ");
strcat(cmd, newpath);
strcat(cmd, " > ");
strcat(cmd, writefilepath);
execlp("/bin/bash", "bash", "-c", cmd, NULL);
//execl("/usr/bin/base64", "base64", filepath, ">", newpath);
}else{
//wait
while(r_wait(NULL) > 0)
{
fprintf(stderr, "Parent Wait\n");
}
fprintf(stderr, "--------------I am the parent----------------\n");
}
return 0;
}