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solution: add PPC reference position as an input format #939

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solution: add PPC reference position as an input format #939

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1 change: 1 addition & 0 deletions src/rtklib.h
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Original file line number Diff line number Diff line change
Expand Up @@ -404,6 +404,7 @@ extern "C" {
#define SOLF_NMEA 3 /* solution format: NMEA-183 */
#define SOLF_STAT 4 /* solution format: solution status */
#define SOLF_GSIF 5 /* solution format: GSI F1/F2 */
#define SOLF_PPCREF 6 // Solution format: PPC reference pos.

#define SOLQ_NONE 0 /* solution status: no solution */
#define SOLQ_FIX 1 /* solution status: fix */
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39 changes: 39 additions & 0 deletions src/solution.c
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Original file line number Diff line number Diff line change
Expand Up @@ -388,6 +388,21 @@ static char *decode_soltime(char *buff, const solopt_t *opt, gtime_t *time)
const char *sep = opt2sep(opt);
size_t sep_len = strlen(sep);


if (opt->posf == SOLF_PPCREF) {
// ssss, wwww
for (p=buff,n=0;n<2;p=q+sep_len) {
q=strstr(p,sep);
if (!q) return NULL;
*q='\0';
if (sscanf(p,"%lf",v+n)==1) n++;
}
if (n >= 2 && 0.0 <= v[0] && v[0] < 604800.0 && 0.0 <= v[1] && v[1] <= 3000.0) {
*time = gpst2time((int)v[1], v[0]);
return p;
}
}

if (opt->posf==SOLF_GSIF) {
if (sscanf(buff,"%lf %lf %lf %lf:%lf:%lf",v,v+1,v+2,v+3,v+4,v+5)<6) {
return NULL;
Expand Down Expand Up @@ -645,6 +660,21 @@ static int decode_solgsi(char *buff, const solopt_t *opt, sol_t *sol)
sol->stat=SOLQ_FIX;
return 1;
}
// Decode PPC ref pos solution -------------------------------------------
static int decode_solppcref(char *buff, const solopt_t *opt, sol_t *sol)
{
trace(4,"decode_solppcref:\n");

double val[MAXFIELD];
int n = tonum(buff, ",", val);
if (n < 6) return 0;

int i = 3; // Skip lat/lon/height
for (int j = 0; j < 3; j++) sol->rr[j] = val[i++]; // xyz
sol->ns = 10;
sol->stat = SOLQ_FIX;
return 1;
}
/* decode solution position --------------------------------------------------*/
static int decode_solpos(char *buff, const solopt_t *opt, sol_t *sol)
{
Expand All @@ -665,6 +695,7 @@ static int decode_solpos(char *buff, const solopt_t *opt, sol_t *sol)
case SOLF_LLH : return decode_solllh(p,opt,sol);
case SOLF_ENU : return decode_solenu(p,opt,sol);
case SOLF_GSIF: return decode_solgsi(p,opt,sol);
case SOLF_PPCREF: return decode_solppcref(p,opt,sol);
}
return 0;
}
Expand Down Expand Up @@ -724,6 +755,14 @@ static void decode_solopt(char *buff, solopt_t *opt)

trace(4,"decode_solhead: buff=%s\n",buff);

if (strstr(buff, "GPS TOW (s),GPS Week,Latitude (deg),Longitude (deg),Ellipsoid Height (m),ECEF X (m),ECEF Y (m),ECEF Z (m)")) {
opt->times = TIMES_GPST;
opt->posf = SOLF_PPCREF;
opt->degf = 0;
strcpy(opt->sep, ",");
return;
}

if (strncmp(buff,COMMENTH,1)&&strncmp(buff,"+",1)) return;

if (strstr(buff,"GPST")) opt->times=TIMES_GPST;
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