root/branch/REZKI/sp4a12/main.c @ 390
| 1 | jalaffon | #include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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| 365 | rarezki | #include "trame.h"
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#include<math.h>
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| 378 | rarezki | #define R 6370
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| 365 | rarezki | #define PI 3.14159265
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typedef struct {
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| 378 | rarezki | float lat;
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float lon;
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| 365 | rarezki | }position;
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typedef struct {
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position rpos;
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float vitmax;
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}zone;
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| 1 | jalaffon | ||
//Trames de tests ? modifier si n?cessaire.
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char * trames[]= {"$GPGSV,3,2,10,15,03,077,,18,04,041,42,19,85,271,,20,08,214,*7C",
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"$GPGSV,3,3,10,22,39,053,50,28,15,320,*7E",
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"$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C",
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"$GPGLL,4545.6424,N,00306.6036,E,141914.00,A*0E",
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"$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",
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"$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39",
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"$GPVTG,99.4,T,,M,0.4,N,0.7,K*57",
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"$GPZDA,141914.00,01,02,2006,00,00*69",
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| 365 | rarezki | 0};
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| 251 | rarezki | ||
| 365 | rarezki | int decode_int(char c)
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{
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if((c-48<0)||(c-48>9)) //v?rifie si le caracct?re est un chiffre
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return -1;
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else
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return c-48;
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}
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int decode_nombre(char *ch,int i,int n)
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{
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int res=0;
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int j;
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for(j=i;j<i+n;j++)
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res=(res*10)+decode_int(ch[j]);
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return res;
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}
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float latitude(char *ch)
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{
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float res, res1, res2, res3;
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res1 = decode_nombre(ch,17,2); //retrouve les degr?s en sexagesimal dans la trame
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res2 = decode_nombre(ch,19,2); //retrouver les minutes en sexagesimal dans la trame
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res3 = decode_nombre(ch,22,4); //retrouver les secondes en sexagesimal dans la trame
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res = res1 + (res2 + res3/10000)/60; //conversion sexagesimal ? degr?s
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if(ch[27]=='S') //identifie si la latitude est nord ou sud
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res = -res;
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return res;
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}
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float longitude(char *ch)
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{
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float res, res1, res2, res3;
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res1 = decode_nombre(ch,29,3);
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res2 = decode_nombre(ch,32,2);
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res3 = decode_nombre(ch,35,4);
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res = res1 + (res2 + res3/10000)/60;
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if(ch[40]=='W')
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res = -res;
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return res;
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}
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| 369 | rarezki | /*
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struct position decode_trame(char *ch, float latitud, float longitud)
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| 365 | rarezki | {
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| 369 | rarezki | position pos;
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pos.latitud=latitude(ch);
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pos.longitud=longitude(ch);
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return pos;
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| 365 | rarezki | }
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| 369 | rarezki | */
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| 365 | rarezki | ||
float decode_trame_latitude(char *ch)
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{
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| 378 | rarezki | position p1;
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p1.lat = latitude(ch);
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return p1.lat;
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| 365 | rarezki | }
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float decode_trame_longitude(char *ch)
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{
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| 378 | rarezki | position p2;
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p2.lon = longitude(ch);
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return p2.lon;
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| 365 | rarezki | }
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| 378 | rarezki | ||
float calcul_distance(position p1, position p2)
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{
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float a;
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}
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| 251 | rarezki | int trame_cmp(char * trame,char * type)
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{
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int i;
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for (i=0;i<5;i++)
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if (trame[i+1] != type[i])
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return 0;
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return 1;
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}
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| 378 | rarezki | ||
| 1 | jalaffon | ||
//Fonction ? modifier !!!!!
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void traitement(char * trame)
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| 237 | rarezki | {
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static int cpt=0;
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| 365 | rarezki | cpt++;
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if(trame_cmp(trame,"GPGGA")==1)//verifie le bon format de la trame
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| 369 | rarezki | {
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printf("> %s\n",trame);
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printf("La latitude est %f.\nLa longitude est %f.\n",decode_trame_latitude(trame),decode_trame_longitude(trame));
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}
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| 213 | jalaffon | }
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| 1 | jalaffon | ||
//Ajouter vos tests unitaires dans cette fonction.
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| 213 | jalaffon | void tests_unitaires(void){
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| 251 | rarezki | if (5!=5)
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{
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printf ("Erreur Test unitaire basique.\n");
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exit(-1);
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}
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if (trame_cmp("$GPGGA suite chaine","GPGGA")!=1)
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{
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| 365 | rarezki | printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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| 251 | rarezki | }
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| 365 | rarezki | if (trame_cmp("$GPRMC suite chaine","GPGGA")!=0)
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{
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if(decode_int('0')!=0)
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{
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printf ("Erreur Test unitaire decode int.\n");
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exit(-1);
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}
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if(decode_nombre("7558",0,2)!=75)
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{
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printf ("Erreur Test unitaire decode nombre.\n");
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exit(-1);
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}
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if(decode_nombre("7558",3,1)!=8)
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{
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printf ("Erreur Test unitaire decode nombre.\n");
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exit(-1);
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}
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// pr?cise ? 10e-6 pr?s car 2 floattants ne peuvent pas ?tre compar?s directement
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| 369 | rarezki | if(fabs(latitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D")-45.75) > 1e-6)
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| 365 | rarezki | {
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printf ("Erreur Test unitaire latitude.\n");
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exit(-1);
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}
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| 369 | rarezki | if(fabs(longitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D")-3.11006) > 10e-6)
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| 365 | rarezki | {
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printf ("Erreur Test unitaire longitude.\n");
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exit(-1);
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}
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| 1 | jalaffon | }
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| 365 | rarezki | ||
| 1 | jalaffon | ||
// Ne pas modifier cette fonction
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int main(int argc,char ** argv)
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{
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tests_unitaires();
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// Affichage des trames definies dans la table trames.
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printf ("Trames de tests tableau trames:\n");
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int i=0;
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while (trames[i])
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traitement(trames[i++]);
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if (!trame_init())
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exit(-1);
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// Affichage des trames du fichier gps.log
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char *trame;
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printf ("Trames de tests du fichier gps.log\n");
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while ((trame = trame_suivante()))
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traitement(trame);
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}
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| 251 | rarezki |