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#define MAX_LINE 100 /* Maximum characters on one line of input file */
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#define DRIVEN_LENGTH 1 /* What to move - see randomis.c */
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#define DRIVEN_POSITION 2
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#define REFLECTOR_LENGTH 4
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#define DIRECTOR_LENGTH 8
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#define DIRECTOR_POSITION 16
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#define ALL_ELEMENT_LENGTHS_IDENTICAL 32
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#define LINEAR_TAPER 64
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#define RESONATE_DRIVEN 128
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/* better criteria, see optimise and better.c */
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#define SIDE_LOBE_LEVEL 32
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#define REASONABLE 32768
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#define REASONABLE_FB 27
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#define REASONABLE_R 5
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#define REASONABLE_X 5
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#define REASONABLE_SWR 1.1
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#define REASONABLE_SIDELOBE 23
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#define RRANGE_MIN -50.0
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#define RRANGE_MAX 20.0
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#define EULER 0.57721566
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#define MAX_DRIVEN 6 /* There are 6 bits info on a driven ele */
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#define MAX_PARASITIC 4 /* But only 4 on a parasitic */
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#define X 1/* index into driven and parasitic arrays */
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#define VOLTAGE_R 5/* Volt and phase not on parasistic ele */
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#define HEADER_SIZE 100/* size of header in .out files in bytes */
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typedef struct element_data {double x,y,length;} fred;
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typedef struct performance_data {double r,x,gain,fb,swr,sidelobe;} f4;
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typedef struct flags {int aflg, bflg, cflg, dflg, eflg, errflg,fflg;
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int gflg, hflg, iflg, jflg, kflg, lflg, mflg, nflg, oflg, pflg;
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int qflg, rflg, sflg, tflg, uflg, vflg, wflg, xflg, yflg, zflg;
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int Aflg, Bflg, Cflg, Dflg, Eflg, Fflg, Gflg, Hflg, Iflg, Jflg;
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int Kflg, Lflg, Mflg, Nflg, Oflg, Pflg, Qflg, Rflg, Sflg, Tflg;
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int Uflg, Vflg, Wflg, Xflg, Yflg, Zoflg;} f2;
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typedef struct pattern {
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double three_dB_E, three_dB_H;
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double first_null_E, first_null_level_E;
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double first_null_H, first_null_level_H;
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double first_sidelobe_E, first_sidelobe_level_E;
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double first_sidelobe_H, first_sidelobe_level_H;
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int main(int argc, char **argv);
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int linear_current_optimisation_test(struct FCOMPLEX *cur, double *old_sd, int elements, int parasites, struct flags flag);
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void display_currents( struct FCOMPLEX *currents, int elements);
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void dynamic_changing_of_weights(int i, int div, struct performance_data *weight);
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double new_length(double oldl,double old_dia, double lambda, double new_dia);
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void end_if_stop_exists(int *i, int iterations,int divisor);
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struct performance_data subtract_structures(struct performance_data a, struct performance_data b);
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void print_relavent_performance_data(FILE *fp, char *s, int i, struct flags flag, struct performance_data data,double fitness, int Z_Q, int fitness_Q);
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/* char *s, int i, structure flags flag, \
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structure performance_data data); */
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void set_mean_structure(struct FCOMPLEX input_impedance,double E_fwd, double E_back,struct flags flag, double pin,struct element_data *coordinates, struct FCOMPLEX *current, int elements, double f, double design_f, struct performance_data *mean);
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void test_for_stop_file(void);
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void set_performance_structures(struct performance_data *weight, struct performance_data *max, struct performance_data *best, struct performance_data *worst);
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void optimising_for(struct flags flag);
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double dB_down_from_peak(double x, double pin, struct element_data *coordinates, struct FCOMPLEX *current,int elements, double f,double design_f);
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double find_max_sidelobe_fast(double gain, double pin,struct element_data *coordinates, struct FCOMPLEX *current, int elements, double frequency,double design_f);
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double find_max_sidelobe_slow(double gain, double pin,struct element_data *coordinates, struct FCOMPLEX *current, int elements, double frequency,double design_f);
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void copy_matrix(int length, int width, double **to, double **from);
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char *get_data_filenames(int argc, char **argv, char *input);
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char *string(long lower, long upper);
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void free_string(char *string, long lower, long upper);
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int get_number_of_elements(char *datafile, int *driven, int *parasitic);
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void read_yagi_data(char *line, char *file, double *frequency, double *min_frequency, double*max_frequency, double *step_frequency, int dr, double **dr_data, int parasitic, double **para_data, double *angular_step);
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void self_impedance(int i, double frequency, int driven, int parasitic, double **data, double **impedance);
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void self2(double r, double l, double wavel, double *rin, double *xin);
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void mutual_impedance(int i, int j, double frequency, int driven, int parasitic, double **d, double **p, double **impedance);
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void fill_z_matrix(double frequency, int driven, int parasitic, double **d, double **p, double **impedance);
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void z21(double lamda, double d, double mean_length, double *r21, double *x21);
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void fill_v_vector(int driven, int parasitic, double **d, double *v_vector);
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void write_header_to_disk(FILE *ofp, int elements, int driven,
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int parasitic, double min_frequency, double max_frequency, double frequency,
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double step_frequency, double angular_step);
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void write_vector(double *v, int elements, FILE *ofp);
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int read_header(FILE *ifp, FILE *ofp, double *min_f, double *max_f, double *step_f, double *f, double *angular_step);
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void z_input(struct FCOMPLEX v, struct FCOMPLEX i, struct FCOMPLEX *z);
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void reflection_coefficient(struct FCOMPLEX z_input, double *mag, double *phase);
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double calculate_vswr(double magnitude);
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double calculate_power_input(double real_z, struct FCOMPLEX current);
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void write_coordinates_of_elements_to_disk(FILE *ofp, int driven,
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int parasitic, double **driven_data, double **parasitic_data);
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void gain(double theta, double phi, double pin, double normallised_f, struct
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element_data *cordinates,struct FCOMPLEX *current, int elements, double *E, double *H, double actual_frequency, double design_frequency);
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struct FCOMPLEX E_to_complex_power(struct FCOMPLEX x);
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struct FCOMPLEX **FCOMPLEXmatrix(long a, long b, long c, long d);
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void free_FCOMPLEXmatrix(struct FCOMPLEX **m, long nrl, long nrh, long ncl, long nch);
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void free_FCOMPLEXvector(struct FCOMPLEX *v, long nrl, long nrh);
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void free_element_data_vector( struct element_data *v, long nl, long nh);
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double change_max_percentage_changes(int i, int iterations, double orig_pc);
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struct FCOMPLEX *FCOMPLEXvector(long a, long b);
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struct element_data *element_data_vector(long low, long high);
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void print_z_matrix(double f, int elements, double **z_matrix);
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void write_gain_at_various_angles(FILE *gain_fp, double angular_step, double pin, double normalised_f, double f, struct element_data *coordinates, struct FCOMPLEX *current, int elements, double design_f);
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void write_input_data_to_disk(FILE *fp, char *notes, double frequency, double min_f, double max_f, double step_f, int elements ,int driven,int parasitic, double angular_step,double **d, double **p, double scale_factor);
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void randomise(int randomisation_method, double frequency, double percent, double **driven_data, double **parasitic_data, int driven, int parasitic);
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void automatic_enhancement(struct flags flag, double frequency, double **driven_data, double **parasitic_data, int driven, int parasitic, struct FCOMPLEX *voltage, struct FCOMPLEX *current, struct FCOMPLEX *input_Z, double *v, double **z, double **A, double *b, int *indx, struct element_data *coordinates);
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/* int is_it_better(int criteria,struct performance_data new,struct performance_data best); */
148
int is_it_better(int criteria, struct performance_data n, struct performance_data b);
149
double version(void);
150
void get_command_line_options(int argc, char **argv, struct flags *f);
151
void write_data_for_gnuplot(FILE *fp1,FILE *fp2,FILE *fp3,FILE *fp4,FILE *fp5,FILE *fp6, double f,double normalised_f,double input_impedance_r, double input_impedance_i, double vswr, double gain_E_plane,double fb_ratio);
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void usage_first(char *str);
153
void usage_input(char *str);
154
void usage_yagi(char *str);
155
void usage_output(char *str);
156
void usage_optimise(char *str);
157
void write_file_for_gnuplot_to_load(FILE *fp, char *filename);
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double performance(struct flags flag, struct performance_data data,struct performance_data weights, struct performance_data max, struct performance_data start);
160
int getoptions(int argc, char **argv, char *opts);
162
void copy_complex_data_to_real_matrix(int elements, double **from, double **to);
163
void show_all_first_parameters(char *exefile);
164
void show_all_optimise_parameters(char *exefile,struct flags flag);
165
double randreal(void);
167
void solve_equations(double frequency, int driven, int parasitic, double **driven_data, double **parasitic_data, double *v, double **z, double *pin, struct FCOMPLEX *voltage, struct FCOMPLEX *current, struct FCOMPLEX *input_impedance, struct element_data *coordinates, double **A, double *b, int *indx);
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void genetic_algorithm(char *output_filename, char *update_filename, struct flags flag, double frequency, double minf, double maxf, double stepf, double angular_step, int driven ,int parasitic, double **driven_data, double **parasitic_data, double *v, double **zz, double
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*pin, struct FCOMPLEX *voltage, struct FCOMPLEX *current, struct FCOMPLEX
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*input_impedance, struct element_data *coordinates, double **A, double *b, int
171
*indx,struct performance_data *mean_performance);
173
double get_genetic_algorithm_fitness(struct flags flag, double frequency, int driven, int parasitic, double **driven_data, double **parasitic_data, double *v, double **z, double *pin, struct FCOMPLEX *voltage, struct FCOMPLEX *current, struct FCOMPLEX *input_impedance, struct element_data *coordinates, double **A, double *b, int *indx, struct performance_data *data2);
175
void check_flags(struct flags flag, int argc, int optind, char *exefilename);
176
void error_message(char *str);
177
double determine_maximum_gain(double f, double l);
178
double determine_maximum_gain2(int elements);
181
void do_since_better(int i, char *output_filename, char *update_filename, struct FCOMPLEX input_impedance, struct performance_data n,struct flags flag,char * notes,double frequency, double min_frequency,double max_frequency,double step_frequency,int elements, int driven,int parasitic,double angular_step,double **driven_data,double **parasitic_data,double scale_factor,double new_performance);
183
void sensitivity(double boom_sd, double length_sd, double **driven_data, double**parasitic_data, int driven, int parasites);
184
double log2(double x);
185
void mprove(double **a ,double **LU_of_a,int n, int *indx, double *b, double *x);
187
double error_3dB_E(double x);
188
double error_3dB_H(double x);
189
double zbrent(double (*func)(), double x1, double x2, double tol);
190
double Objective(char *gene);
192
int GA_Error(char *error_mesg);
193
void SetPrint(int a);
194
int Initialise(int popsise, int genesize);
195
int Selection(FILE *fd, int gene);
196
double ss2r(char *string, int pos, int len);
197
void write_gnuplot_header(FILE *fp, double f, char *filename, int step, int lin_or_log);
198
void self(double r, double length, double lambda, double *Rin, double *Xin);
199
void display_antenna_currents(struct FCOMPLEX *current, int elements);