root/branch/CELIK/sp4a12/main.c @ 465
| 1 | jalaffon | #include <stdio.h>
|
|
#include <stdlib.h>
|
|||
#include <strings.h>
|
|||
| 317 | racelik | #include "trame.h"
|
|
#include <math.h>
|
|||
#define pi 3.141592654
|
|||
/* Structures */
|
|||
typedef struct{
|
|||
float Lat; /* latitude */
|
|||
float Lon; /* lontitude */
|
|||
} Position;
|
|||
| 1 | jalaffon | ||
//Trames de tests ? modifier si n?cessaire.
|
|||
char * trames[]= {"$GPGSV,3,2,10,15,03,077,,18,04,041,42,19,85,271,,20,08,214,*7C",
|
|||
"$GPGSV,3,3,10,22,39,053,50,28,15,320,*7E",
|
|||
"$GPRMC,141914.00,A,4545.6424,N,00306.6036,E,0.4,99.4,010206,,*0C",
|
|||
"$GPGLL,4545.6424,N,00306.6036,E,141914.00,A*0E",
|
|||
"$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D",
|
|||
"$GPGSA,A,3,,03,,22,14,,01,,18,,,,3.9,3.4,1.9*39",
|
|||
"$GPVTG,99.4,T,,M,0.4,N,0.7,K*57",
|
|||
"$GPZDA,141914.00,01,02,2006,00,00*69",
|
|||
0};
|
|||
//Fonction ? modifier !!!!!
|
|||
void traitement(char * trame)
|
|||
| 124 | flgamel | {
|
|
static int cpt=0;
|
|||
cpt++;
|
|||
| 161 | racelik | ||
| 317 | racelik | if (trame_cmp(trame,"GPGGA") == 1) /* test si les 2 trames sont equivalentes */
|
|
| 161 | racelik | {
|
|
| 317 | racelik | printf ("> %s\n", trame); /* affiche uniquement les trames GPGGA */
|
|
| 161 | racelik | }
|
|
| 137 | flgamel | }
|
|
| 161 | racelik | int trame_cmp(char *trame, char *type)
|
|
| 137 | flgamel | {
|
|
int i;
|
|||
| 317 | racelik | int test=1; /* test=1, si les 2 trames en question sont les memes */
|
|
| 161 | racelik | ||
for (i=0; i<5; i++)
|
|||
| 137 | flgamel | {
|
|
| 317 | racelik | if (trame[i+1] != type[i]) /* verifie que le debut de la trame correspond au caractere type */
|
|
| 137 | flgamel | {
|
|
| 161 | racelik | test=0;
|
|
| 137 | flgamel | }
|
|
}
|
|||
| 161 | racelik | return test;
|
|
| 137 | flgamel | }
|
|
| 161 | racelik | ||
| 317 | racelik | int decode_int(char c) /* fonction qui permet de passer d'un caractere a un entier */
|
|
| 161 | racelik | {
|
|
int res;
|
|||
| 137 | flgamel | ||
| 280 | racelik | if ((c>=48) && (c<=58))
|
|
| 161 | racelik | {
|
|
| 317 | racelik | res=c-48;
|
|
| 161 | racelik | }
|
|
else
|
|||
{
|
|||
| 317 | racelik | res=-1;
|
|
| 161 | racelik | }
|
|
return res;
|
|||
}
|
|||
| 168 | racelik | ||
| 317 | racelik | int decode_nombre(char *ch, int n) /* fonction qui permet de passer d'une chaine de caractere a un entier */
|
|
| 168 | racelik | {
|
|
| 317 | racelik | int res=0; /* initialisation du resultat=0 */
|
|
| 168 | racelik | int i;
|
|
| 280 | racelik | for (i=0; i<n; i++)
|
|
| 168 | racelik | {
|
|
| 317 | racelik | res=10*res + decode_int(ch[i]); /* permet de reconstituer le nombre terme a terme par puissance de 10 */
|
|
| 168 | racelik | }
|
|
| 317 | racelik | return res;
|
|
| 168 | racelik | }
|
|
| 280 | racelik | ||
| 317 | racelik | float decode_latitude(char *trame) /* fonction convertissant la cha?ne de caract?re contenant la latitude en nombre flottant et son test unitaire */
|
|
| 280 | racelik | {
|
|
int i;
|
|||
| 317 | racelik | char minute[5]; /*caractere de 4 */
|
|
float degre_Lat, min_Lat, res_decodeLat;
|
|||
| 280 | racelik | ||
for (i=0; i<4; i++)
|
|||
{
|
|||
minute[i] = trame[i+22];
|
|||
}
|
|||
| 317 | racelik | degre_Lat = 10*decode_int(trame[17]) + decode_int(trame[18]);
|
|
min_Lat = 10*decode_int(trame[19]) + decode_int(trame[20]) + 0.0001*decode_nombre(minute,4);
|
|||
res_decodeLat = degre_Lat + min_Lat/60;
|
|||
return res_decodeLat;
|
|||
| 280 | racelik | }
|
|
| 317 | racelik | float decode_longitude(char *trame) /* fonction convertissant la cha?ne de caract?re contenant la longitude en nombre flottant et son test unitaire */
|
|
| 280 | racelik | {
|
|
int i;
|
|||
char minute[5];
|
|||
| 317 | racelik | float degre_Lon, min_Lon, res_decodeLon;
|
|
| 280 | racelik | ||
for (i=0 ; i<4 ; i++)
|
|||
{
|
|||
minute[i] = trame[i+35];
|
|||
}
|
|||
| 317 | racelik | degre_Lon = 100*decode_int(trame[29]) + 10*decode_int(trame[30]) + decode_int(trame[31]);
|
|
min_Lon = 10*decode_int(trame[32]) + decode_int(trame[33]) + 0.0001*decode_nombre(minute,4);
|
|||
res_decodeLon = degre_Lon + min_Lon/60;
|
|||
| 280 | racelik | ||
| 317 | racelik | return res_decodeLon;
|
|
| 280 | racelik | }
|
|
| 317 | racelik | Position decode_position(char *trame) /* fonction qui d?code indiff?remment une latitude ou une longitude */
|
|
| 280 | racelik | {
|
|
| 317 | racelik | Position pos;
|
|
pos.Lat = decode_latitude(trame);
|
|||
pos.Lon = decode_longitude(trame);
|
|||
| 280 | racelik | ||
| 317 | racelik | return pos;
|
|
| 280 | racelik | }
|
|
| 317 | racelik | ||
Position decode_trame(char *trame) /* fonction decode_trame() */
|
|||
{
|
|||
Position pos;
|
|||
pos.Lat=0;
|
|||
pos.Lon=0;
|
|||
if (trame_cmp(trame,"GPGGA") == 1)
|
|||
{
|
|||
pos=decode_position(trame);
|
|||
}
|
|||
return pos;
|
|||
}
|
|||
float calcule_distance (Position p1, Position p2)/* fonction qui calcule la distance (en km) entre 2 points reperes par leur latitude et longitude */
|
|||
{
|
|||
/* variables locales */
|
|||
const float rayon_terre = 6370.0;
|
|||
float x, y, z;
|
|||
float dist;
|
|||
int k=1852;
|
|||
x = (p2.Lon-p1.Lon)*cos( ((p1.Lat*pi/180)+(p2.Lat*pi/180))/2.0 );
|
|||
y = p2.Lat-p1.Lat;
|
|||
z = sqrt(pow(x,2)+pow(y,2));
|
|||
dist = k*z;
|
|||
return dist;
|
|||
}
|
|||
/* fonction qui calcule la vitesse moyenne (en km/h) entre 2 releves GPS successifs */
|
|||
| 1 | jalaffon | ||
//Ajouter vos tests unitaires dans cette fonction.
|
|||
| 161 | racelik | void tests_unitaires(void)
|
|
{
|
|||
if (5!=5)
|
|||
{
|
|||
| 1 | jalaffon | printf ("Erreur Test unitaire basique.\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (trame_cmp("$GPRMC suite chaine","GPGGA") != 0)
|
|||
{
|
|||
printf ("Erreur Test unitaire trame_cmp.\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (trame_cmp("$GPGGA suite chaine","GPGGA") != 1)
|
|||
{
|
|||
printf ("Erreur Test unitaire trame_cmp.\n");
|
|||
exit(-1);
|
|||
}
|
|||
| 280 | racelik | if (trame_cmp("$GPRMC suite chaine","GPRMC") != 1)
|
|
| 161 | racelik | {
|
|
printf ("Erreur Test unitaire trame_cmp.\n");
|
|||
exit(-1);
|
|||
}
|
|||
| 280 | racelik | if (trame_cmp("$APRMC suite chaine","GPGGA") != 0)
|
|
| 161 | racelik | {
|
|
printf ("Erreur Test unitaire trame_cmp.\n");
|
|||
exit(-1);
|
|||
| 280 | racelik | }
|
|
test_decode_int();
|
|||
test_decode_nombre();
|
|||
test_decode_latitude();
|
|||
| 317 | racelik | test_decode_longitude();
|
|
test_decode_position();
|
|||
test_decode_trame();
|
|||
| 161 | racelik | }
|
|
void test_decode_int(void)
|
|||
{
|
|||
if (decode_int('0') != 0)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_10\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('1') != 1)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_11\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('2') != 2)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_12\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('3') != 3)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_13\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('4') != 4)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_14\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('5') != 5)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_15\n");
|
|
exit(-1);
|
|||
| 137 | flgamel | }
|
|
| 161 | racelik | ||
if (decode_int('6') != 6)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_16\n");
|
|
exit(-1);
|
|||
| 161 | racelik | }
|
|
if (decode_int('7') != 7)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_17\n");
|
|
exit(-1);
|
|||
| 161 | racelik | }
|
|
if (decode_int('8') != 8)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_18\n");
|
|
exit(-1);
|
|||
| 161 | racelik | }
|
|
if (decode_int('9') != 9)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_19\n");
|
|
exit(-1);
|
|||
| 161 | racelik | }
|
|
if (decode_int('A') != -1)
|
|||
{
|
|||
| 280 | racelik | printf ("erreur test unitaire decode_int_2\n");
|
|
exit(-1);
|
|||
| 161 | racelik | }
|
|
| 280 | racelik | if (decode_int('Z') != -1)
|
|
{
|
|||
printf ("erreur test unitaire decode_int_3\n");
|
|||
exit(-1);
|
|||
}
|
|||
| 161 | racelik | }
|
|
| 280 | racelik | ||
void test_decode_nombre()
|
|||
{
|
|||
char t[5];
|
|||
t[0] = '1';
|
|||
t[1] = '2';
|
|||
t[2] = '3';
|
|||
t[3] = '4';
|
|||
if (decode_nombre(t,1) != 1)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_nombre_1\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_nombre(t,4) != 1234)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_nombre_2\n");
|
|||
exit(-1);
|
|||
}
|
|||
}
|
|||
void test_decode_latitude()
|
|||
{
|
|||
if (decode_latitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D") != 45.75)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_latitude\n");
|
|||
exit(-1);
|
|||
}
|
|||
}
|
|||
void test_decode_longitude()
|
|||
{
|
|||
if (decode_longitude("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D") != 3.1100599765777588)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_longitude\n");
|
|||
exit(-1);
|
|||
}
|
|||
}
|
|||
| 317 | racelik | ||
void test_decode_position()
|
|||
{
|
|||
if (decode_position("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D").Lon != 3.1100599765777588)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_longitude-1\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_position("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D").Lat != 45.75)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_longitude-2\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_position("$GPGGA,141914.00,4545.0000,N,13000.0000,E,1,05,3.4,499.3,M,,M,,*7D").Lon != 130)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_longitude-3\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_position("$GPGGA,141914.00,2734.0060,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D").Lat != 27.566766738891602)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_longitude-4\n");
|
|||
exit(-1);
|
|||
}
|
|||
}
|
|||
void test_decode_trame()
|
|||
{
|
|||
if (decode_trame(trames[0]).Lon != 0)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_trame-1\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_trame(trames[0]).Lat != 0)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_trame-2\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_trame(trames[4]).Lon != 3.1100599765777588)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_trame-3\n");
|
|||
exit(-1);
|
|||
}
|
|||
if (decode_trame(trames[4]).Lat != 45.75)
|
|||
{
|
|||
printf ("Erreur test unitaire decode_trame-4\n");
|
|||
exit(-1);
|
|||
}
|
|||
}
|
|||
| 1 | jalaffon | // Ne pas modifier cette fonction
|
|
| 161 | racelik | int main(int argc,char ** argv)
|
|
{
|
|||
tests_unitaires();
|
|||
// Affichage des trames definies dans la table trames.
|
|||
printf ("Trames de tests tableau trames:\n");
|
|||
int i=0;
|
|||
while (trames[i])
|
|||
traitement(trames[i++]);
|
|||
if (!trame_init())
|
|||
exit(-1);
|
|||
// Affichage des trames du fichier gps.log
|
|||
char *trame;
|
|||
printf ("Trames de tests du fichier gps.log\n");
|
|||
while ((trame = trame_suivante()))
|
|||
traitement(trame);
|
|||
| 1 | jalaffon | return 0;
|
|
}
|