Révision 409
Ajouté par yoguer il y a presque 4 ans
| branch/Guer/sp4a12/main.c | ||
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float conversion_sexa(char *latitude)
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unsigned long int conversion_sexa(char *latitude_longitude)
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{
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float reste,resultat;
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int tram=decode_nombre(latitude,12);
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printf("%d\n",tram);
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unsigned long int resultVF=0;
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int tram=decode_nombre(latitude_longitude,12);
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/* int degres=(tram/1000000); //on travailler en virgule flottante
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reste=(tram-(degres*1000000));
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reste=(reste/10000);
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resultat=(degres+(reste/60));*/
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int degres=(tram/1000000);
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reste=(tram-(degres*1000000));
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reste=(reste/10000);
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resultat=(degres+(reste/60));
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resultVF=(degres*600000+reste*10000); //on travail en 1/10000('/?)
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//On calcule un K pour passer en rad qui vaut 2.907718*10^-8
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return resultat;
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return resultVF;
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}
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printf("%d\n", validation);
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}
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void traitement_trame(char *trame)
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{
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char tab_latitude[13];
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char tab_longitude[14];
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int i,j;
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unsigned long int latitude,longitude;
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if (trame_cmp(trame,"GPGGA")==1)
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{
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for(i=0;i<11;i++)
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{
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tab_latitude[i]=trame[i+17];
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}
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latitude=conversion_sexa(tab_latitude);
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for(j=0;j<12;j++)
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{
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tab_longitude[j]=trame[j+29];
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}
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longitude=conversion_sexa(tab_longitude);
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printf("latitude=%ld\n",latitude);
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printf("longitude=%ld\n",longitude);
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printf ("> %s\n",trame);
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}
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}
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//Fonction ? modifier !!!!!
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void traitement(char * trame)
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static int cpt=0;
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cpt++ ;
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if (trame_cmp(trame,"GPGGA")==1)
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{
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//printf ("> %s\n",trame);
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}
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traitement_trame(trame);
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}
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| ... | ... | |
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void test_conversion_latitude_longitude(void)
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{
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char *trame_latitude;
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trame_latitude="3723.2475,S";
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float retour;
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char *trame_latitude_longitude;
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trame_latitude_longitude="35723.2475,W";
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unsigned long int retour;
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retour=conversion_sexa(trame_latitude);
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printf("retour=%f\n",retour);
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retour=conversion_sexa(trame_latitude_longitude);
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printf("retour=%ld",retour);
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}
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Formats disponibles : Unified diff
recupère la tram puis la traite et renvoie la longitude et la latitude en nombre VF