root/branch/MARIMOUTOU_Mourougen/main.c @ 345
1 | jalaffon | #include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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324 | momarimout | #include "trame.h"
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#include<math.h>
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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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96 | momarimout | 0};
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336 | momarimout | //Declaration Globale
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108 | momarimout | ||
typedef struct
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{
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float Latitude;
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float Longitude;
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}Position;
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336 | momarimout | ||
typedef struct
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{
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Position rpos;
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float vitmax;
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}Zone;
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//Table des zones
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Zone zones[]=
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{
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{{44.788762, -3.012},50},
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{{44.788762, -3.013},70},
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};
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96 | momarimout | ||
73 | momarimout | //Fonctions Personnels
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int trame_cmp(char * trame,char * type)
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{
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88 | momarimout | int i;
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73 | momarimout | int verif=1;
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for(i=0;i<5;i++)
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{
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if(trame[i+1]!=type[i])//verifie que le debut de la trame correspond au caractere type
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{
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verif=0;
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}
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}
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return verif;
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}
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79 | momarimout | ||
88 | momarimout | int decode_int(char c)//Fonction qui permet de passer d'un caratere a un entier
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79 | momarimout | {
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if(c>='0' && c<='9')
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{
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c-=48;
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}
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else
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{
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return -1;
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}
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}
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336 | momarimout | int test_decode_int()//test de la fonction decode int
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79 | momarimout | {
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88 | momarimout | int verif=1;
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96 | momarimout | if(decode_int('0')!=0)
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88 | momarimout | {
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verif=0;
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96 | momarimout | }
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if(decode_int('1')!=0)
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{
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verif=0;
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}
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if(decode_int('2')!=0)
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{
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verif=0;
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}
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if(decode_int('3')!=0)
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{
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verif=0;
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}
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if(decode_int('4')!=0)
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{
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verif=0;
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}
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if(decode_int('5')!=0)
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{
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verif=0;
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}
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if(decode_int('6')!=0)
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{
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verif=0;
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}
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if(decode_int('7')!=0)
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{
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verif=0;
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}
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if(decode_int('8')!=0)
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{
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verif=0;
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}
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if(decode_int('9')!=0)
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{
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verif=0;
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}
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88 | momarimout | ||
return verif;
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}
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96 | momarimout | int decode_nombre(char *ch,int n,int i)//Fonction qui permet de passer d'une chaine de caratere a un entier
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88 | momarimout | {
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79 | momarimout | int temp=0;
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96 | momarimout | for(i;i<n;i++)
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79 | momarimout | {
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temp=(temp*10)+decode_int(ch[i]);
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}
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return temp;
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}
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88 | momarimout | ||
324 | momarimout | int test_decode_nombre()
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88 | momarimout | {
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int verif=1;
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96 | momarimout | if(decode_nombre("758961",2,0)!=75)
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88 | momarimout | {
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verif=0;
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}
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96 | momarimout | if(decode_nombre("758961",5,0)!=75896)
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{
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verif=0;
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}
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}
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88 | momarimout | ||
324 | momarimout | float decode_latitude(char *trame )//Fonction qui extrait et decode la latitude d'un trame
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96 | momarimout | {
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float degres,reste,flottant,res;
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int i=17;
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degres=decode_nombre(trame,i+2,i);
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reste=decode_nombre(trame,i+4,i+2);
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flottant=decode_nombre(trame,i+10,i+5);
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res=degres+((reste+(flottant/10000))/60);
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return res;
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}
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324 | momarimout | float decode_longitude(char *trame )//Fonction qui extrait et decode la longitude d'un trame
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96 | momarimout | {
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99 | momarimout | float degres,reste,flottant,res;
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int i=30;
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degres=decode_nombre(trame,i+2,i);
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reste=decode_nombre(trame,i+3,i+2);
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flottant=decode_nombre(trame,i+10,i+5);
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96 | momarimout | ||
99 | momarimout | res=degres+((reste+(flottant/10000))/60);
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return res;
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96 | momarimout | ||
99 | momarimout | }
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328 | momarimout | Position decode_position(char *trame,Position* P)//Fonction qui stocke la latitude dans la structure Position
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108 | momarimout | {
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336 | momarimout | P->Latitude=decode_latitude(trame);
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P->Longitude=decode_latitude(trame);
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328 | momarimout | //return (*P).Latitude;
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324 | momarimout | }
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319 | momarimout | ||
324 | momarimout | ||
328 | momarimout | float decode_trame(char *trame,Position P)//Fonction qui extrait la position(latitude,longitude) pour les trame trame valide
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324 | momarimout | {
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325 | momarimout | if(trame_cmp(trame,"GPPGA")==1)
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324 | momarimout | {
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325 | momarimout | decode_position(trame,&P);
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324 | momarimout | }
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108 | momarimout | }
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324 | momarimout | ||
float calcul_distance(Position p_1,Position p_2)
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{
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float D;
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int R_terre=6371;
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D=sqrt(pow((p_2.Longitude-p_1.Longitude)*R_terre,2)+pow((p_2.Latitude-p_1.Latitude)*R_terre,2));
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return D;
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}
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325 | momarimout | ||
float calcul_vitesse(Position p_1,Position p_2)
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{
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int R_terre=6371;
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float Vitesse=(calcul_distance(p_1,p_2)*R_terre)/3600;
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return Vitesse;
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}
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336 | momarimout | int distance_a_la_plus_proche_zone(Position p,Zone r[],int nb_zones,float*d)//fONCTION QUI RETOURNE
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{
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int i;
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while(r[i])
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{
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345 | momarimout | if(r.Latitude-p.Latitude && r.Longitude==p.Longitude)
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336 | momarimout | {
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325 | momarimout | ||
336 | momarimout | }
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}exit(-1);
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}
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73 | momarimout | //
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1 | jalaffon | ||
//Fonction ? modifier !!!!!
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void traitement(char * trame)
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59 | momarimout | {
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static int cpt=0;
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79 | momarimout | if(trame_cmp(trame,"GPGGA")==1)
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{
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printf ("> %s\n",trame);
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cpt++;
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}
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1 | jalaffon | }
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//Ajouter vos tests unitaires dans cette fonction.
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void tests_unitaires(void){
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if (5!=5){
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printf ("Erreur Test unitaire basique.\n");
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exit(-1);
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}
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73 | momarimout | /*if (trame_cmp("$GPRGA","GPGGA")!=1){
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1 | jalaffon | printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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73 | momarimout | }*/
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88 | momarimout | /*if (test_decode_int()!=1){
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79 | momarimout | printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}*/
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96 | momarimout | /*if (test_decode_nombre()!=1){
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88 | momarimout | printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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96 | momarimout | }*/
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/*if (test_decode_latitude()!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}*/
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108 | momarimout | /*printf("%d\n",decode_nombre("4545",3,0));
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79 | momarimout | ||
336 | momarimout | //Test de decode latitude et longitude
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96 | momarimout | printf("%f\n",decode_latitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D"));
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108 | momarimout | printf("%f\n",decode_longitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D"));*/
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328 | momarimout | //Position pos;
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324 | momarimout | /*printf("Latitude: %f Longitude: %f\n",decode_position("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",&pos));*/
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328 | momarimout | ||
336 | momarimout | //Test de la fonction decode_trame
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325 | momarimout | /*if (decode_trame("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",pos)!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (decode_trame("$GPGGA,141917.00,4545.0726,N,00306.6039,E,1,05,3.4,499.6,M,,M,,*73",pos)!=1){
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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_trame("$GPGGA,141915.00,4545.0242,N,00306.6039,E,1,05,3.4,499.5,M,,M,,*75",pos)!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (decode_trame("$GPRMC,141916.00,A,4545.6422,N,00306.6037,E,0.1,211.1,010206,,*3B",pos)!=1){
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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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336 | momarimout | //Test calcul distance et vitesse
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/*Position P1,P2;
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328 | momarimout | Position p_2=decode_position("$GPGGA,141917.00,4545.0242,N,00306.6039,E,1,05,3.4,499.6,M,,M,,*73",&P2);
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Position p_1=decode_position("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",&P1);
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printf("distance: %f\n",calcul_distance(p_1,p_2));
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336 | momarimout | printf("vitesse: %f\n",calcul_vitesse(p_1,p_2));*/
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1 | jalaffon | }
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// 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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return 0;
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}
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