fmi_util.h

 
#ifndef _FMI_UTIL_
#define _FMI_UTIL_
#include <string.h>
 
#define MAX(x,y) ((x)>(y)?(x):(y))
#define MIN(x,y) ((x)<(y)?(x):(y))
#define SGN(x)   ((x)<0?-1:((x)>0?1:0))
#define ABS(x)   ((x)<0?-(x):(x))
#define SQRT2 1.41421356
 
#ifndef PI
#define PI 3.14159 
#endif
 
#ifndef YES
#define YES 1
#endif
 
#ifndef NO
#define NO 0
#endif
 
#define EPSILON 0.0000001
#define BIGNUMBER 32768
 
#define EARTH_RADIUS 6372000 /* metres, = 6372 KM */
 
#define TRUNC(x) ((int)(100*(x))/100.0)
/*#define SIGMOID(x,a) ((x)>0 ? (a)*(x)/(1+(a)*(x)) : (a)*(x)/(1-(a)*(x)) )  */
#define GAUSS(a,x) (1/((x*x)/(a*a+0.000001)+1))
 
float pseudo_gauss(float a,float x);
int   pseudo_gauss_int(int a,int x);
 
float pseudo_sigmoid(float a,float x);  /* between -128 and 128 */
int pseudo_sigmoid_int(int a,int x);  /* between -128 and 128 */
/*#define pseudo_sigmoid(a,x) ((x)>0 ? 255*(x)/(a+(x)) : 255*(x)/(a-(x)))  */
/*#define pseudo_gauss(a,x) (255*(a)*(a)/((a)*(a)+(x)*(x))) */
 
char *argument(int argc, char **argv, char *target);
int file_count(int argc, char **argv);
 
int param(int argc, char **argv,int index, char *key);
int paramn(int argc, char **argv,int index, char *key);
 
#define FMI_UTIL_COMMAND_LINE_LEN 1024
extern char fmi_util_command_line[FMI_UTIL_COMMAND_LINE_LEN];
extern char *fmi_util_comment;
char *extract_command_line(int argc, char **argv);
 
  
#define FMI_FILENAME_LEN 1024
 
 
/*#define BASENAME(s) (strrchr(s,'/')==NULL?s:(strrchr(s,'/'))+1) */
char *file_path(char *filename);
char *file_basename(char *filename);  /* without path and 1 extension */
char *file_extension(char *filename);
char *file_name(char *filename);      /* without path */
 
#define FMI_ARG(i) (argv[i])
#define FMI_IARG(i) (atoi(argv[i]))
 
#define FMI_PARAM(s) (argument(argc,argv,s))
#define FMI_FLAG(s) (argument(argc,argv,s)!=NULL)
#define FMI_FILES() (file_count(argc,argv))
#define FMI_HELP(n) ((argc<n)||(argument(argc,argv,"-h"))||(argument(argc,argv,"-help")))
 
/* DEBUG LEVELS */
/* 0 silent */
/* 1 light processing information */
/* 2 light processing information, write aux files */
/* 3 heavy processing information, write aux files  */
extern int fmi_debug_level;
#define FMI_DEBUG(n) (n<=fmi_debug_level)
void fmi_debug(int n,char *s);
void fmi_error(char *s);
 
void trchr(char *string,char from,char to);
 
 
/* METEOROLOGICAL STUFF */
 
 
#endif