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https://github.com/gnss-sdr/gnss-sdr
synced 2024-12-14 12:10:34 +00:00
Make code more readable
This commit is contained in:
Carles Fernandez
parent
3f88fae88f
commit
9ee11b691d
@ -454,15 +454,27 @@ int satexclude(int sat, int svh, const prcopt_t *opt)
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{
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int sys = satsys(sat, NULL);
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if (svh<0) return 1; /* ephemeris unavailable */
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if (svh < 0)
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{
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trace(3, "ephemeris unavailable: sat=%3d svh=%02X\n", sat, svh);
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return 1; /* ephemeris unavailable */
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}
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if (opt)
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{
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if (opt->exsats[sat-1] == 1) return 1; /* excluded satellite */
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if (opt->exsats[sat-1] == 2) return 0; /* included satellite */
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if (!(sys&opt->navsys)) return 1; /* unselected sat sys */
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if (opt->exsats[sat-1] == 1)
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{
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trace(3, "excluded satellite: sat=%3d svh=%02X\n", sat, svh);
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return 1; /* excluded satellite */
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}
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if (sys == SYS_QZS) svh&=0xFE; /* mask QZSS LEX health */
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if (opt->exsats[sat-1] == 2) return 0; /* included satellite */
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if (!(sys&opt->navsys))
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{
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trace(3, "unselected sat sys: sat=%3d svh=%02X\n", sat, svh);
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return 1; /* unselected sat sys */
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}
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}
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if (sys == SYS_QZS) svh &= 0xFE; /* mask QZSS LEX health */
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if (svh)
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{
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trace(3, "unhealthy satellite: sat=%3d svh=%02X\n", sat, svh);
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@ -3132,12 +3144,12 @@ void traceobs(int level __attribute__((unused)), const obsd_t *obs __attribute__
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//void tracelevel(int level) {}
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void trace (int level __attribute__((unused)), const char *format __attribute__((unused)), ...)
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{
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// va_list ap;
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/*va_list ap;*/
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/* print error message to stderr */
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// printf("RTKLIB TRACE[%i]:",level);
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// va_start(ap,format);
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// vfprintf(stdout,format,ap);
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// va_end(ap);
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/*printf("RTKLIB TRACE[%i]:",level);
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va_start(ap,format);
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vfprintf(stdout,format,ap);
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va_end(ap);*/
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}
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//void tracet (int level, const char *format, ...) {}
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//void tracemat(int level, const double *A, int n, int m, int p, int q) {}
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@ -4002,50 +4014,51 @@ int expath(const char *path, char *paths[], int nmax)
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return n;
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}
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void windupcorr(gtime_t time, const double *rs, const double *rr,
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double *phw)
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/* From RTKLIB 2.4.2 */
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void windupcorr(gtime_t time, const double *rs, const double *rr, double *phw)
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{
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double ek[3],exs[3],eys[3],ezs[3],ess[3],exr[3],eyr[3],eks[3],ekr[3],E[9];
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double dr[3],ds[3],drs[3],r[3],pos[3],rsun[3],cosp,ph,erpv[5]={0};
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double ek[3], exs[3], eys[3], ezs[3], ess[3], exr[3], eyr[3], eks[3], ekr[3], E[9];
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double dr[3], ds[3], drs[3], r[3], pos[3], rsun[3], cosp, ph, erpv[5]={0};
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int i;
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trace(4,"windupcorr: time=%s\n",time_str(time,0));
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trace(4, "windupcorr: time=%s\n", time_str(time, 0));
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/* sun position in ecef */
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sunmoonpos(gpst2utc(time),erpv,rsun,NULL,NULL);
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sunmoonpos(gpst2utc(time), erpv, rsun, NULL, NULL);
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/* unit vector satellite to receiver */
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for (i=0;i<3;i++) r[i]=rr[i]-rs[i];
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if (!normv3(r,ek)) return;
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for (i = 0; i < 3; i++) r[i] = rr[i]-rs[i];
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if (!normv3(r, ek)) return;
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/* unit vectors of satellite antenna */
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for (i=0;i<3;i++) r[i]=-rs[i];
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if (!normv3(r,ezs)) return;
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for (i=0;i<3;i++) r[i]=rsun[i]-rs[i];
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if (!normv3(r,ess)) return;
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cross3(ezs,ess,r);
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if (!normv3(r,eys)) return;
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cross3(eys,ezs,exs);
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for (i = 0; i < 3; i++) r[i] = -rs[i];
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if (!normv3(r, ezs)) return;
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for (i = 0; i < 3; i++) r[i] = rsun[i]-rs[i];
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if (!normv3(r, ess)) return;
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cross3(ezs, ess, r);
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if (!normv3(r, eys)) return;
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cross3(eys, ezs, exs);
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/* unit vectors of receiver antenna */
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ecef2pos(rr,pos);
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xyz2enu(pos,E);
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exr[0]= E[1]; exr[1]= E[4]; exr[2]= E[7]; /* x = north */
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eyr[0]=-E[0]; eyr[1]=-E[3]; eyr[2]=-E[6]; /* y = west */
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ecef2pos(rr, pos);
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xyz2enu(pos, E);
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exr[0] = E[1]; exr[1] = E[4]; exr[2] = E[7]; /* x = north */
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eyr[0] = -E[0]; eyr[1] = -E[3]; eyr[2] = -E[6]; /* y = west */
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/* phase windup effect */
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cross3(ek,eys,eks);
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cross3(ek,eyr,ekr);
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for (i=0;i<3;i++) {
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ds[i]=exs[i]-ek[i]*dot(ek,exs,3)-eks[i];
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dr[i]=exr[i]-ek[i]*dot(ek,exr,3)+ekr[i];
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cross3(ek, eys, eks);
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cross3(ek, eyr, ekr);
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for (i = 0; i < 3; i++)
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{
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ds[i] = exs[i]-ek[i]*dot(ek, exs, 3)-eks[i];
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dr[i] = exr[i]-ek[i]*dot(ek, exr, 3)+ekr[i];
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}
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cosp=dot(ds,dr,3)/norm_rtk(ds,3)/norm_rtk(dr,3);
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if (cosp<-1.0) cosp=-1.0;
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else if (cosp> 1.0) cosp= 1.0;
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ph=acos(cosp)/2.0/PI;
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cross3(ds,dr,drs);
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if (dot(ek,drs,3)<0.0) ph=-ph;
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cosp = dot(ds, dr, 3) / norm_rtk(ds, 3) / norm_rtk(dr, 3);
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if (cosp < -1.0) cosp = -1.0;
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else if (cosp > 1.0) cosp = 1.0;
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ph = acos(cosp)/2.0/PI;
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cross3(ds, dr, drs);
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if (dot(ek, drs, 3) < 0.0) ph = -ph;
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*phw=ph+floor(*phw-ph+0.5); /* in cycle */
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*phw = ph + floor(*phw - ph + 0.5); /* in cycle */
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}
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@ -266,7 +266,6 @@ void sunmoonpos(gtime_t tutc, const double *erpv, double *rsun,
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void csmooth(obs_t *obs, int ns);
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int rtk_uncompress(const char *file, char *uncfile);
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int expath(const char *path, char *paths[], int nmax);
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void windupcorr(gtime_t time, const double *rs, const double *rr,
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double *phw);
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void windupcorr(gtime_t time, const double *rs, const double *rr, double *phw);
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#endif /* GNSS_SDR_RTKLIB_RTKCMN_H_ */
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