--- /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 gmail.com
+
+*/
+
+#include "config.h"
+
+#ifdef HAVE_MATH_H
+#include <math.h>
+#endif
+
+#ifdef HAVE_STDIO_H
+#include <stdio.h>
+#endif
+
+#define EXIT_READ_FAILURE
+
+#define FREE_ARG char*
+#define NR_END 1
+
+#define CONDUCTOR_MINUS_ONE_V 5
+#define CONDUCTOR_ZERO_V 10
+#define CONDUCTOR_PLUS_ONE_V 15
+
+#define CONDUCTOR_FLOATING 20
+
+#define METAL_LEFT 25
+#define METAL_RIGHT 30
+#define METAL_ABOVE 35
+#define METAL_BELOW 40
+#define METAL_BELOW_AND_LEFT 45
+#define METAL_BELOW_AND_RIGHT 50
+#define METAL_ABOVE_AND_LEFT 55
+#define METAL_ABOVE_AND_RIGHT 60
+
+#define DIELECTRIC 65 /* not for oddity */
+#define ORDINARY_INTERIOR_POINT 70
+
+#define TOP_LEFT_CORNER 75
+#define BOTTOM_RIGHT_CORNER 80
+#define TOP_RIGHT_CORNER 85
+#define BOTTOM_LEFT_CORNER 90
+#define ORDINARY_POINT_BOTTOM_EDGE 95
+#define ORDINARY_POINT_TOP_EDGE 100
+#define ORDINARY_POINT_LEFT_EDGE 105
+#define ORDINARY_POINT_RIGHT_EDGE 110
+#define DIFFERENT_DIELECTRIC_LOCALLY 115
+
+#define DIFFERENT_DIELECTRIC_ABOVE_AND_RIGHT 120
+#define DIFFERENT_DIELECTRIC_BELOW_AND_LEFT 125
+#define DIFFERENT_DIELECTRIC_BELOW_AND_RIGHT 135
+#define DIFFERENT_DIELECTRIC_VERTICALLY 140
+#define DIFFERENT_DIELECTRIC_HORIZONTALLY 145
+#define DIFFERENT_DIELECTRIC_BELOW 150
+#define DIFFERENT_DIELECTRIC_LEFT 155
+#define DIFFERENT_DIELECTRIC_RIGHT 160
+#define DIFFERENT_DIELECTRIC_ABOVE_AND_LEFT 165
+
+#define UNDEFINED_ODDITY 255
+
+/* The following two determine what happens when a coupler is present
+and the voltages have to be swapped from negative to positive in the
+simulation. */
+#define ITERATIONS 100
+#define POS_TO_NEG 1
+#define NEG_TO_POS -1
+#define METAL_ER 1e9
+
+#define DONT_ZERO_ELEMENTS 0
+#define ZERO_ELEMENTS_FIRST 1
+
+#ifndef TRUE
+#define TRUE 1
+#define FALSE 0
+#endif
+
+#define DONT_CARE 0
+#define ODD 1
+#define EVEN 2
+
+#define Vij_TO_Vij 1
+#define VijB_TO_Vij 2
+#define Vij_TO_VijB 3
+
+#define MAXIMUM_PROCESSING_DEVICES 1024
+#define MAX_DIFFERENT_PERMITTIVITIES 10000
+#define MAX_ER 12.0
+
+#define COLOUR 0
+#define MONOCHROME 1
+#define MIXED 2
+#define Z0 1
+
+#define Z_ODD_SINGLE_DIELECTRIC 1
+#define Z_EVEN_SINGLE_DIELECTRIC 2
+#define Z_ODD_MULTIPLE_DIELECTRIC 3
+#define Z_EVEN_MULTIPLE_DIELECTRIC 4
+
+#define Z_ALL 5
+
+/* The value of EPSILON_0 is taken from the UK National Physical
+Laboratory's list of physical constants found on the web. */
+
+#define EPSILON_0 8.854187817e-12
+#define MU_0 M_PI*4e-7
+#define MAX_THREADS 4
+#define BORDER 5 /* The border to put around images. 1 is minimum, but 5 looks better */
+
+#define TINY 1e-12
+#define VERY_LARGE 1e15
+#define DEFAULT_BMP_SIZE 6
+#define DEFAULT_COUPLER_BMP_SIZE 18
+
+#define IMAGE_FIDDLE_FACTOR 2.0
+#define ACCEPTABLE_ERROR 0.02
+#define UNACCEPTABLE_ERROR 0.05
+
+#define RECT_IN_RECT 1
+#define CIRC_IN_CIRC 2
+#define CIRC_IN_RECT 3
+#define RECT_IN_CIRC 4
+
+#define DEFAULT_GMIN 0.5
+#define DEFAULT_GMAX 5.0
+#define DEFAULT_GSTEP 0.5
+
+#define DEFAULT_SMIN 0.5
+#define DEFAULT_SMAX 5.0
+#define DEFAULT_SSTEP 0.5
+
+#define DEFAULT_WMIN 0.5
+#define DEFAULT_WMAX 5.0
+#define DEFAULT_WSTEP 0.5
+
+
+#ifdef ENABLE_MPI
+#define MAX_PES 256
+#define MSG_TAG_WIDTH_HEIGHT 1
+#define MSG_TAG_STRIP_PARAMS 2
+#define MSG_TAG_NODE_TYPE 3
+#define MSG_TAG_ER 4
+#define MSG_TAG_CONTROL 5
+#define MSG_TAG_ITERATIONS 6
+#define MSG_TAG_VIJ 7
+#define MSG_TAG_VIJ_LBORDER 8
+#define MSG_TAG_VIJ_RBORDER 9
+#define MSG_TAG_ENERGY 10
+#define MSG_TAG_DIELECTRICS 11
+
+#define CONTROL_VALUE_RECEIVE_DATA 0
+#define CONTROL_VALUE_SEND_DATA 1
+#define CONTROL_VALUE_DO_ITERATIONS 2
+#define CONTROL_VALUE_EXIT 3
+#endif /* ENABLE_MPI */
+
+
+extern char *my_optarg;
+/* I needed to invent add my_ in front of the usual name for optind,
+opterr, optopt etc, since they are defined by the system, and I'm using
+a local package_version of getopts (get_options) so it exists with the PC too.
+Most systems do not seem to mind if these names exist or not, but a
+Power Machintosh powerpc running Darwin Kernel Package_version 5.3 gave this as
+a warning. Hence I'll avoid the problem by adding my_ */
+
+extern int my_optind, my_opterr, my_optopt;
+
+struct transmission_line_properties{
+double WW, HH, ww, ss, gg, hh, tt, Er1, Er2;
+int W, H, w, s, g, h, t, bmp_size;
+
+int verbose_level; /* 0, 1 or 2 */
+double Codd, Ceven, C;
+double velocity_odd, velocity_factor_odd, relative_permittivity_odd;
+double velocity_even, velocity_factor_even, relative_permittivity_even;
+double Lodd_vacuum, Leven_vacuum, L_vacuum;
+double Codd_vacuum, Ceven_vacuum, C_vacuum, C_non_vacuum;
+double Zo, Zo_vacuum, Zo_non_vacuum, Zodd, Zodd_vacuum, Zeven;
+double Zeven_vacuum, Zdiff, Zdiff_vacuum, Zcomm, Zcomm_vacuum;
+double Er, the_single_Er, Er_odd, Er_even;
+double velocity, velocity_factor, relative_permittivity;
+double r; /* rate multiplier */
+double image_fiddle_factor;
+double cutoff; /* How small the error in subsequent itterations must be */
+int compute, display; /* none, ZO, ZODD, ZEVEN. ZEVEN_VAC, ZODD_VAC; */
+int should_binary_data_be_written_tooQ;
+int dielectrics_to_consider_just_now;
+int non_vacuum_dielectric_found;
+double found_this_dielectric;
+int dielectrics_on_command_line;
+int dielectrics_in_bitmap;
+int avoid_use_of_fast_convergence_methodQ;
+int couplerQ;
+int write_binary_field_imagesQ;
+int write_bitmap_field_imagesQ;
+double float_values[10];
+int int_values[10];
+int importance[10];
+int odd_or_even[10];
+int best[10];
+int non_metallic_pixels;
+int tenth_of_estimated_iterations_needed;
+};
+
+#define NOT_IMPORTANT 0 /* The importance to attach to getting the */
+#define IMPORTANT 1 /* best value of integers for the grid */
+#define MOST_IMPORTANT 2
+
+struct pixels
+{
+ int red; /* +1 V */
+ int green; /* 0 V */
+ int blue; /* -1 V */
+ int white; /* Vacuum */
+ int other_colour; /* mix of red, green and blue */
+ double epsilon;
+};
+
+struct max_values
+{
+double Ex_or_Ey_max, E_max, V_max, U_max, permittivity_max;
+};
+
+
+struct fit_doubles_to_integers{
+int n_min, n_max, n;
+int m, in[100];
+double out[100], weight[100], good, acceptable;
+double largest_errror;
+double rms_errror;
+};
+
+#ifdef ENABLE_MPI
+struct strip {
+ int start_col;
+ int num_cols;
+};
+#endif /* ENABLE_MPI */
+
+/* Despite the fact the Bitmap_File_Head_Struct and Bitmap_Head_Struct
+all have int's for the types of data, in practice these must be 2 and 4
+byte varialbes. As such, they are written a character at a time, so the
+data size is unimportant. This was neeed on the Cray, due to the fact
+sizeof(short)=8 */
+
+struct Bitmap_File_Head_Struct
+{
+ unsigned char zzMagic[2]; /* 00 "BM" */
+ int bfSize; /* 02 */
+ int zzHotX; /* 06 */
+ int zzHotY; /* 08 */
+ int bfOffs; /* 0A */
+ int biSize; /* 0E */
+};
+
+struct Bitmap_Head_Struct
+{
+ int biWidth; /* 12 */
+ int biHeight; /* 16 */
+ int biPlanes; /* 1A */
+ int biBitCnt; /* 1C */
+ int biCompr; /* 1E */
+ int biSizeIm; /* 22 */
+ int biXPels; /* 26 */
+ int biYPels; /* 2A */
+ int biClrUsed; /* 2E */
+ int biClrImp; /* 32 */
+ /* 36 */
+};
+
+#ifndef M_PI
+#define M_PI 3.141592653589793238462643383279502884197169399375105820975
+#endif
+
+#define NUMBER_OF_DIELECTRICS_DEFINED 13
+
+int main(int argc, char **argv);
+void byteswap_doubles(double *a);
+void read_bitmap_file_headers(char *filename, int *offset, size_t *size, int *width, int *height);
+void help(char *filename);
+double **dmatrix(long nrl, long nrh, long ncl, long nch);
+void free_dmatrix(double **m, long nrl, long nrh, long ncl, long nch);
+void free_cmatrix(char **m, long nrl, long nrh, long ncl, long nch);
+char *string(long nl,long nh);
+void free_string(char *v, long nl, long nh);
+void swap_bytes2(unsigned char *buffer, int offset, short *answer);
+void swap_bytes4(unsigned char *buffer, int offset, int *answer);
+void free_ustring(unsigned char *v, long nl, long nh);
+void setup_arrays(struct transmission_line_properties *data);
+double finite_difference_single_threaded();
+double finite_difference_multi_threaded();
+void *do_columns(void *thread_arg);
+void usage_atlc(void);
+void write_fields_for_two_conductor_lines(char *filename, struct transmission_line_properties data, size_t size);
+void write_fields_for_directional_couplers(char *filename, struct transmission_line_properties data, size_t size, int odd_or_even);
+char **cmatrix(long nrl, long nrh, long ncl, long nch);
+unsigned char **ucmatrix(long nrl, long nrh, long ncl, long nch);
+signed char **scmatrix(long nrl, long nrh, long ncl, long nch);
+
+int *ivector(long nl, long nh);
+void get_Er1_and_Er2_colours(int *colour_Er1, int *colour_Er2);
+void convert_create_bmp_for_rect_in_rect_dimensions_to_integers(int bmp_size);
+void convert_create_bmp_for_circ_in_circ_dimensions_to_integers(int bmp_size);
+unsigned char *ustring(long nl,long nh);
+void write_bitmap(FILE *image_data_fp, struct transmission_line_properties foo);
+void usage_create_bmp_for_rect_in_rect(void);
+void usage_create_bmp_for_rect_cen_in_rect(void);
+void write_bitmap_out(unsigned char *image_data, FILE *image_data_fp,int image_size, int W, int H);
+int align_bitmap_image(int W, int H, unsigned char *unaligned_image, unsigned char *byte_aligned_image);
+void fill_create_bmp_for_rect_in_rect(char *image_vector, int colour_Er1, int colour_Er2);
+void check_create_bmp_for_rect_in_rect_ints(void);
+void exit_with_msg_and_exit_code(const char *error_text, int exitnumber);
+void check_error(double user, int create_bmp_for_rect_in_rect, double gridsize, const char *name);
+void check_parameters_for_create_bmp_for_circ_in_circ(void);
+void fill_image_vector_with_data(unsigned char *image_vector, int colour_Er1, int colour_Er2, struct transmission_line_properties x);
+void usage_create_bmp_for_circ_in_circ(void);
+void convert_create_bmp_for_rect_in_circ_dimensions_to_integers(int accuracy_level);
+void usage_create_bmp_for_rect_in_circ(void);
+void convert_create_bmp_for_circ_in_rect_dimensions_to_integers(int accuracy_level);
+void usage_create_bmp_for_circ_in_rect(void);
+void check_for_shorts(void);
+void usage_symmetrical_strip(void);
+void fill_image_vector_for_thin_strip(int W,int H, int w, unsigned char *unaligned_image_vector);
+double K_over_Kdash(double k);
+double calculate_symmetrical_stripline_impedance(int H, int w);
+
+void free_ucmatrix(unsigned char **m, long nrl, long nrh, long ncl, long nch);
+void free_scmatrix(signed char **m, long nrl, long nrh, long ncl, long nch);
+
+int print_data(FILE *fp, char *filename, double Er, double C, double L, double Zo, double
+Zodd, double Zeven, int whichZ, double v, double vf);
+void set_oddity_value(void);
+double find_energy_per_metre(int i, int j);
+FILE *get_file_pointer_with_right_filename(char *filename, const char *ext);
+void find_maximum_values(struct max_values *maximum_values, int zero_elementsQ);
+void calculate_colour_data(double x, double xmax, int w, int h, int offset, unsigned char *image_dat, int image_type,
+unsigned char *red, unsigned char *green, unsigned char *blue, double image_fiddle_factor);
+double find_Ex(int w, int h) ;
+double find_Ey(int w, int h);
+double find_E(int w, int h);
+double voltage_ij(int i, int j);
+void usage_readbin(void);
+void ERR(const char *s, char c, char **argv);
+int get_options(int argc, char **argv, const char *opts);
+char *index2(const char *str, char c);
+void swap_conductor_voltages();
+void usage_create_bmp_for_stripline_coupler(void);
+double calculate_integer_values(struct transmission_line_properties *optimise, int n, int accuarcy_level);
+void calculate_Zodd_and_Zeven(double *Zodd, double *Zeven, double *Zo, double w, double H, double s, double er);
+void usage_design_coupler(void);
+void print_copyright(const char *s);
+void give_examples_of_using_design_coupler(void);
+void do_fd_calculation(struct transmission_line_properties *data, size_t size, FILE *where_to_print_fp, char *inputfile_filename);
+void print_data_for_directional_couplers(struct transmission_line_properties data, FILE *where_to_print_fp, char *inputfile_name);
+void print_data_for_two_conductor_lines(struct transmission_line_properties data, FILE *where_to_print_fp, char *inputfile_name);
+void set_data_to_sensible_starting_values(struct transmission_line_properties *data);
+void check_parameters_of_create_bmp_for_microstrip_coupler(struct transmission_line_properties pcb);
+void convert_create_create_bmp_for_coupled_microstrip_dimensions_to_integers(struct transmission_line_properties *pcb);
+void usage_create_bmp_for_microstrip_coupler(void);
+void usage_find_optimal_dimensions_for_microstrip_coupler(void);
+void check_parameters_of_create_bmp_for_circ_in_circ(void);
+void check_parameters_of_create_bmp_for_circ_in_rect(void);
+void check_parameters_of_create_bmp_for_rect_in_circ(void);
+void check_parameters_of_create_bmp_for_rect_in_rect(void);
+void usage_create_bmp_for_symmetrical_stripline(void);
+void check_parameters_for_find_optimal_dimensions_for_microstrip_coupler (double h,double t,double Er1,double Er2,double ideal_Zodd,double ideal_Zeven);
+double *dvector(long nl, long nh);
+void *worker(void *thread_arg);
+void free_ivector(int *v, long nl, long nh);
+double check_convergence(double **grid1, double **grid2, int w, int h);
+void error_check(char *s);
+void free_dvector(double *v, long nl, long nh);
+void usage_create_any_bitmap();
+void update_voltage_array(int n, int starti, int endi, int i_index, int j_index, double **from, double **to);
+void nrerror(char error_text[]);
+void check_for_boundaries(void);
+
+
+
+#define ONE
+#define TWO
+#define THREE
+#define FOUR
+#define FIVE
+#define SIX
+#define SEVEN
+#define EIGHT
+#define NINE
+#define HUNDRED
+
+#define I 58
+#define J 241
projects / debian / atlc / blobdiff