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#include <stdio.h>
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#include <stdlib.h>
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#include <strings.h>
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#include "trame.h"
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#include <maths.h>
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//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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0};
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//Fonction ? modifier !!!!!
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void traitement(char * trame)
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{
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static int cpt=0;
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if (trame_cmp(trame,"GPGGA")==1){
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printf ("> %s\n",trame);}
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cpt++;
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}
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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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if (trame_cmp("$GPGGA suite chaine","GPGGA")!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (trame_cmp("$GPRMC suite chaine","GPGGA")!=0){
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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 (trame_cmp("$GPRMC... ", "GPRMC" )!=1){
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printf ("Erreur Test unitaire trame_cmp.\n");
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exit(-1);
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}
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if (trame_cmp("$APRMC...", "GPGGA")!=0){
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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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test_decode_int();
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test_decode_nombre();
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}
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int trame_cmp(char* trame,char* type){
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int i=0, nombre = 0;
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while (type[i] != '\0'){
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if (type[i] == trame[i+1]){
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nombre += 1;
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}
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i += 1;}
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if (nombre == i){
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return 1;
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}
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else{
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return 0;
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}
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}
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int decode_int( char c) {
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int n;
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if ((c >= '0') && (c <= '9')){
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c -= 48; // Affectation du code ASCII correspondant au caractere ASCII
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n = c;
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}
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else{
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n = -1;
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}
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return n;
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}
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void test_decode_int(void) {
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if (decode_int("3")!=3) {
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printf("erreur test unitaire decode_int \n");
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}
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}
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int decode_nombre( char *c , int n) {
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int i;
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for(i = n; i <= 10 ; i++){
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c[i] = '\0';
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}
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}
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struct position {
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int longitude;
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int latitude;
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}
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void decode_trame ( char *trame[1000] , int* longitude , int* latitude ) {
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int i;
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for ( i=17; i<21;i++) {
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*latitude= *latitude*10 + trame[i-48]; //partie enti?re de la lat
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}
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for ( i=22;i<26;i++) {
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*latitude= *latitude*10 + trame[i-48]; // partie d?cimale de la lat
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}
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for ( i=27;i<31;i++) {
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*longitude= *longitude*10 + trame[i-48]; //partie enti?re de la long
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}
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for( i=32; i<36;i++) {
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*longitude= *longitude*10 + trame[i-48]; // partie d?cimale de la long
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}
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*latitude = *latitude - *latitude%1000000 + *latitude%1000000 * 5/3; //reste ? convertir la latitude en h?xa
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*longitude = *longitude - *longitude%1000000 + *longitude%1000000 * 5/3; //reste ? convertir la longitude
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}
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float calcule_distance(struct position p1,struct position p2 ){
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float distance;
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float lat1= p1.latitude;
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float lat2= p2.latitude;
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float lon1= p1.longitude;
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float lon2= p2.longitude;
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lat1 = lat1/1000000; //conversion lat et long
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lat2 = lat2/1000000;
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lon1 = lon1/1000000;
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lon2 = lon2/1000000;
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position= acos(sin(lat1*M_PI/180)*sin(lat2*M_PI/180) + cos(lon1*M_PI/180)*cos(lon2*M_PI/180)*cos(lon1*M_PI/180 -lon2*M_PI/180)*6378; //distance en km
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printf("distance est ?gale ? %f km \n", distance);
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return(distance);
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}
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float calcule_vitesse( struct position p1, struct position p2 ){
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float vitesse ;
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float distance;
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distance = calcule_distance( position p1, position p2);
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vitesse= distance*3600;
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printf("la vitesse est ?gale ? %f km/h \n", vitesse);
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}
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int distance_a_la_proche_zone( struct position p, float Zone[],int nb_zones, float *d){
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}
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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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