root/branch/pelloux/sp4a12/main.c @ 855
| 5 | jalaffon | #include <stdio.h>
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#include <stdlib.h>
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| 14 | nipelloux | #include <strings.h>
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#include <math.h>
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| 5 | jalaffon | #include "trame.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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| 279 | nipelloux | 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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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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//Variables globales
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int nb_Zones = 4;
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float a =10;
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float b = (float) 1;
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float c = (float) 1/6;
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float d = (float) 1/60;
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float e = (float) 1/600;
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float f = (float) 1/6000;
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float g = (float) 1/60000;
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float h = (float) 1/600000;
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| 215 | nipelloux | int trame_cmp(char *trame, char *type)
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{
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int i=0,res=1;
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do
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{
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if (trame[i+1]==type[i])
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{
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i++;
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| 14 | nipelloux | }
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| 215 | nipelloux | else{res=0;}
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}while ((type[i]!='\0')&&(res==1));
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return (res);
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| 5 | jalaffon | }
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| 14 | nipelloux | ||
| 215 | nipelloux | int decode_int(char c)
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{
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int res;
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res = c-48;
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if ((res>9)||(res<0))
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{
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| 279 | nipelloux | return -1;
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}else
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{
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return (res);
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| 215 | nipelloux | }
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| 14 | nipelloux | }
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| 215 | nipelloux | int decode_nombre (char ch[], int x)
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{
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int i,nb=0;
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for(i=0;i<x;i++)
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{
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nb=nb*10;
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nb=nb+decode_int(ch[i]);
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| 14 | nipelloux | }
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| 215 | nipelloux | return nb;
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| 14 | nipelloux | }
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| 23 | nipelloux | float conv_latitude(char * ch){
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float res=0;
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int i;
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| 215 | nipelloux | float val_sexa=decode_nombre(ch,4);
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| 14 | nipelloux | ||
| 215 | nipelloux | for(i=5;i<9;i++){
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| 23 | nipelloux | val_sexa+=(decode_int(ch[i]))*pow(10,-i+4);
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}
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res=(int)(val_sexa/100);
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res=res+(val_sexa-res*100)/60;
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}
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float conv_longitude(char * ch){
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float res=0;
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int i;
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| 215 | nipelloux | float val_sexa=decode_nombre(ch,5);
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| 23 | nipelloux | ||
for(i=6;i<10;i++){
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val_sexa+=(decode_int(ch[i]))*pow(10,-i+5);
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}
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res=(int)(val_sexa/100);
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res=res+(val_sexa-res*100)/60;
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}
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float conversion(char * ch){
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int i=0;
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float res=0;
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while (ch[i] != '\0'){
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i++;
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}
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if (i==9){
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res=conv_latitude(ch);
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}
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else if (i==10){
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res=conv_longitude(ch);
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}
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else{res=1000.0;}
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return res;
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}
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| 5 | jalaffon | //Fonction ? modifier !!!!!
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void traitement(char * trame)
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| 14 | nipelloux | {
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| 215 | nipelloux | static int cpt=0 ;
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cpt++;
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| 279 | nipelloux | Position pos;
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if (decode_trame(trame,&pos)==1)
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| 215 | nipelloux | {
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| 279 | nipelloux | printf ("> %s\n lattitude:%f; Longitude:%f\n",trame,pos.latitude,pos.longitude);
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}
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cpt++;
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| 5 | jalaffon | }
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| 215 | nipelloux | ||
| 279 | nipelloux | int decode_trame(char *trame, Position *p)
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| 215 | nipelloux | {
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| 279 | nipelloux | if (trame_cmp(trame, "GPGGA"))
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{
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int nb_Virgule = 0;
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int i =0;
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int k = 0;
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int j =0;
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char Lat[10];
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char Long[12];
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int debut_Lat;
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int debut_Long;
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| 215 | nipelloux | ||
| 279 | nipelloux | while (trame[i] !='\0')
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{
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if (nb_Virgule ==2 && i!= 26)
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{
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Lat[k] = trame[i];
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k++;
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}
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if (nb_Virgule ==4 && i!= 39)
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{
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Long[j] = trame[i];
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j++;
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}
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if (trame[i] == ',')
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{
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nb_Virgule += 1;
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}
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i++;
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}
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p->latitude = conversion(Lat);
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p->longitude = conversion(Long);
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| 215 | nipelloux | ||
| 279 | nipelloux | return 1;
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}
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else
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{
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return 0;
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}
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| 215 | nipelloux | ||
| 279 | nipelloux | }
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| 215 | nipelloux | ||
| 279 | nipelloux | float calcule_distance(Position p_1, Position p_2)
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{
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float rpt = 0.01745329251;
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float distance;
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float delta =p_1.longitude-p_2.longitude;
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float dist = 6378.1*acos(sin(p_1.latitude*rpt)*sin(p_2.latitude*rpt)+ cos(p_1.latitude*rpt)*cos(p_2.latitude*rpt)*cos(delta*rpt));
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return dist;
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| 215 | nipelloux | }
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| 279 | nipelloux | float calcule_vitesse(Position p_1, Position p_2)
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{
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float vitesse;
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float dist = calcule_distance(p_1,p_2);
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vitesse = dist*3600;
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}
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int distance_a_la_plus_proche_zone(Position p, Zone r[], int nb_zones, float *d)
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{
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if (nb_zones ==0)
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{
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return -1;
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}
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else
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{
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int i;
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int curseur =0;
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float distance_min = 10000;
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float distance;
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for (i=0;i<nb_zones; i++)
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{
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distance =calcule_distance(p, r[i].rpos);
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if (distance <= distance_min)
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{
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distance_min = distance;
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curseur = i;
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}
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}
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*d = distance_min;
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return curseur;
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}
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}
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| 5 | jalaffon | ||
//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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| 14 | nipelloux | }
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if (decode_int('5')!=5){
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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_int('A')!=-1){
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printf ("Erreur Test unitaire decode_nbr.\n");
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exit(-1);
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}
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| 215 | nipelloux | if (decode_nombre("987654321",2)!=98){
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| 14 | nipelloux | printf ("Erreur Test unitaire decode_nbr.\n");
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exit(-1);
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}
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| 215 | nipelloux | if (decode_nombre("123",3)!=123){
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| 14 | nipelloux | printf ("Erreur Test unitaire decode_nbr.\n");
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| 215 | nipelloux | printf ("%d",decode_nombre("123",3));
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| 14 | nipelloux | exit(-1);
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}
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| 23 | nipelloux | if (fabs(conv_latitude("3723.2475")-37.387458)>=pow(10,-6)){
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printf ("Erreur Test unitaire conv_latitude.\n");
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exit(-1);
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}
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if (fabs(conv_longitude("00306.6036")-3.11006)>=pow(10,-6)){
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printf ("Erreur Test unitaire conv_longitude.\n");
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exit(-1);
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}
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if (fabs(conversion("3723.2475")-37.387458)>=pow(10,-6)){
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printf ("Erreur Test unitaire conversion.\n");
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exit(-1);
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}
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if (fabs(conversion("00306.6036")-3.11006)>=pow(10,-6)){
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printf ("Erreur Test unitaire conversion.\n");
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exit(-1);
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}
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| 279 | nipelloux | ||
Position test;
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if (decode_trame("$GPGSV,3,3,10,22,39,053,50,28,15,320,*7E", &test) != 0){
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printf("Erreur test unitaire decode_trame.\n");
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exit(-1);
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}
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if (decode_trame("$GPGGA,141914.00,4545.0000,N,00306.6036,E,1,05,3.4,499.3,M,,M,,*7D", &test)!=1){
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printf("Erreur test unitaire decode_trame.\n");
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exit(-1);
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}
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if (decode_trame("$GPGGA,141925.00,4545.2410,N,00306.6046,E,1,05,3.4,501.4,M,,M,,*7D", &test)!=1){
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printf("Erreur test unitaire decode_trame.\n");
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exit(-1);
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}
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if (decode_trame("$GPRMC,141920.00,A,4545.6419,N,00306.6039,E,0.2,133.1,010206,,*38", &test) != 0){
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printf("Erreur test unitaire decode_trame.\n");
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exit(-1);
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}
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| 5 | 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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| 23 | nipelloux | tests_unitaires();
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| 5 | jalaffon | ||
// 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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