int
main(int argc, char *argv[])
{
FILE *fp = NULL;
BarycenterInput XLAL_INIT_DECL(baryinput);
INT4 leap0,leap;
LIGOTimeGPS epoch;
LIGOTimeGPS TstartSSB, TendSSB, TendGPS;
INT4 n;
LIGOTimeGPS *TSSB = NULL;
MJDTime TstartUTCMJD;
LIGOTimeGPS TDET;
REAL8 temp;
INT4 i;
MJDTime tempTOA;
REAL8 dt;
LIGOTimeGPS TstartGPS;
MJDTime *TOA = NULL;
CHAR tempstr[18];
CHAR *tempstr2;
CHAR TstartMJDstr[20],TfinishMJDstr[20],TOAstr[22];
PulsarSignalParams pulsarparams;
CHAR parfile[256];
CHAR timfile[256];
CHAR detcode[16];
REAL8 TstartUTCMJDtest;
REAL8 diff;
MJDTime MJDdiff, MJDtest;
MJDTime TrefTDBMJD;
LIGOTimeGPS TrefSSB_TDB_GPS;
// ----------------------------------------------------------------------
UserVariables_t XLAL_INIT_DECL(uvar);
XLAL_CHECK ( initUserVars (argc, argv, &uvar) == XLAL_SUCCESS, XLAL_EFUNC );
unsigned int seed = uvar.randSeed;
if ( uvar.randSeed == 0 ) {
seed = clock();
}
srand ( seed );
// ----- sky position: random or user-specified ----------
REAL8 alpha, delta;
CHAR *RAJ = NULL, *DECJ = NULL;
BOOLEAN have_RAJ = XLALUserVarWasSet ( &uvar.RAJ );
BOOLEAN have_DECJ = XLALUserVarWasSet ( &uvar.DECJ );
if ( have_RAJ )
{
XLAL_CHECK ( XLALTranslateHMStoRAD ( &alpha, uvar.RAJ ) == XLAL_SUCCESS, XLAL_EFUNC );
RAJ = XLALStringDuplicate ( uvar.RAJ );
}
else
{ // pick randomly
alpha = LAL_TWOPI * (1.0 * rand() / ( RAND_MAX + 1.0 ) ); // alpha uniform in [0, 2pi)
XLAL_CHECK ( (RAJ = XLALTranslateRADtoHMS ( alpha )) != NULL, XLAL_EFUNC );
}
if ( have_DECJ )
{
XLAL_CHECK ( XLALTranslateDMStoRAD ( &delta, uvar.DECJ ) == XLAL_SUCCESS, XLAL_EFUNC );
DECJ = XLALStringDuplicate ( uvar.DECJ );
}
else
{ // pick randomly
delta = LAL_PI_2 - acos ( 1 - 2.0 * rand()/RAND_MAX ); // sin(delta) uniform in [-1,1]
XLAL_CHECK ( (DECJ = XLALTranslateRADtoDMS ( delta )) != NULL, XLAL_EFUNC );
}
/* define start time in an MJD structure */
REAL8toMJD ( &TstartUTCMJD, uvar.TstartUTCMJD );
XLALPrintInfo ( "TstartUTCMJD=%f converted to MJD days = %d fracdays = %6.12f\n", uvar.TstartUTCMJD, TstartUTCMJD.days, TstartUTCMJD.fracdays );
/* convert back to test conversions */
TstartUTCMJDtest = MJDtoREAL8 (TstartUTCMJD);
diff = uvar.TstartUTCMJD - TstartUTCMJDtest;
if ( fabs(diff) > 1e-9) {
fprintf(stderr,"ERROR : Time conversion gives discrepancy of %e sec. Exiting.\n",diff);
return(-1);
}
XLALPrintInfo ( "MJD conversion gives discrepancies of %e sec\n", diff);
/* use start time to define an epoch for the leap seconds */
/* Note that epochs are defined in TDB !!! but here we only need to be rough to get a leap second value */
TDBMJDtoGPS(&epoch,TstartUTCMJD);
XLALPrintInfo ( "leap second epoch = %d %d\n",epoch.gpsSeconds,epoch.gpsNanoSeconds);
/* deal with ephemeris files and compute leap seconds */
EphemerisData *edat;
XLAL_CHECK ( (edat = XLALInitBarycenter( uvar.ephemEarth, uvar.ephemSun )) != NULL, XLAL_EFUNC );
leap0 = XLALGPSLeapSeconds (epoch.gpsSeconds);
XLALPrintInfo ( "leap seconds = %d\n",leap0);
/* select detector location */
if (strcmp(uvar.Observatory,"GBT")==0) {
baryinput.site.location[0] = GBT_LOCATION_X;
baryinput.site.location[1] = GBT_LOCATION_Y;
baryinput.site.location[2] = GBT_LOCATION_Z;
sprintf(detcode,"gbt");
}
else if (strcmp(uvar.Observatory,"NARRABRI")==0) {
baryinput.site.location[0] = NARRABRI_LOCATION_X;
baryinput.site.location[1] = NARRABRI_LOCATION_Y;
baryinput.site.location[2] = NARRABRI_LOCATION_Z;
sprintf(detcode,"atca");
}
else if (strcmp(uvar.Observatory,"ARECIBO")==0) {
baryinput.site.location[0] = ARECIBO_LOCATION_X;
baryinput.site.location[1] = ARECIBO_LOCATION_Y;
baryinput.site.location[2] = ARECIBO_LOCATION_Z;
sprintf(detcode,"ao");
}
else if (strcmp(uvar.Observatory,"NANSHAN")==0) {
baryinput.site.location[0] = NANSHAN_LOCATION_X;
baryinput.site.location[1] = NANSHAN_LOCATION_Y;
baryinput.site.location[2] = NANSHAN_LOCATION_Z;
sprintf(detcode,"nanshan");
}
else if (strcmp(uvar.Observatory,"DSS_43")==0) {
baryinput.site.location[0] = DSS_43_LOCATION_X;
baryinput.site.location[1] = DSS_43_LOCATION_Y;
baryinput.site.location[2] = DSS_43_LOCATION_Z;
sprintf(detcode,"tid43");
}
else if (strcmp(uvar.Observatory,"PARKES")==0) {
baryinput.site.location[0] = PARKES_LOCATION_X;
baryinput.site.location[1] = PARKES_LOCATION_Y;
baryinput.site.location[2] = PARKES_LOCATION_Z;
sprintf(detcode,"pks");
}
else if (strcmp(uvar.Observatory,"JODRELL")==0) {
baryinput.site.location[0] = JODRELL_LOCATION_X;
baryinput.site.location[1] = JODRELL_LOCATION_Y;
baryinput.site.location[2] = JODRELL_LOCATION_Z;
sprintf(detcode,"jb");
}
else if (strcmp(uvar.Observatory,"VLA")==0) {
baryinput.site.location[0] = VLA_LOCATION_X;
baryinput.site.location[1] = VLA_LOCATION_Y;
baryinput.site.location[2] = VLA_LOCATION_Z;
sprintf(detcode,"vla");
}
else if (strcmp(uvar.Observatory,"NANCAY")==0) {
baryinput.site.location[0] = NANCAY_LOCATION_X;
baryinput.site.location[1] = NANCAY_LOCATION_Y;
baryinput.site.location[2] = NANCAY_LOCATION_Z;
sprintf(detcode,"ncy");
}
else if (strcmp(uvar.Observatory,"EFFELSBERG")==0) {
baryinput.site.location[0] = EFFELSBERG_LOCATION_X;
baryinput.site.location[1] = EFFELSBERG_LOCATION_Y;
baryinput.site.location[2] = EFFELSBERG_LOCATION_Z;
sprintf(detcode,"eff");
}
else if (strcmp(uvar.Observatory,"JODRELLM4")==0) {
baryinput.site.location[0] = JODRELLM4_LOCATION_X;
baryinput.site.location[1] = JODRELLM4_LOCATION_Y;
baryinput.site.location[2] = JODRELLM4_LOCATION_Z;
sprintf(detcode,"jbm4");
}
else if (strcmp(uvar.Observatory,"GB300")==0) {
baryinput.site.location[0] = GB300_LOCATION_X;
baryinput.site.location[1] = GB300_LOCATION_Y;
baryinput.site.location[2] = GB300_LOCATION_Z;
sprintf(detcode,"gb300");
}
else if (strcmp(uvar.Observatory,"GB140")==0) {
baryinput.site.location[0] = GB140_LOCATION_X;
baryinput.site.location[1] = GB140_LOCATION_Y;
baryinput.site.location[2] = GB140_LOCATION_Z;
sprintf(detcode,"gb140");
}
else if (strcmp(uvar.Observatory,"GB853")==0) {
baryinput.site.location[0] = GB853_LOCATION_X;
baryinput.site.location[1] = GB853_LOCATION_Y;
baryinput.site.location[2] = GB853_LOCATION_Z;
sprintf(detcode,"gb853");
}
else if (strcmp(uvar.Observatory,"LA_PALMA")==0) {
baryinput.site.location[0] = LA_PALMA_LOCATION_X;
baryinput.site.location[1] = LA_PALMA_LOCATION_Y;
baryinput.site.location[2] = LA_PALMA_LOCATION_Z;
sprintf(detcode,"lap");
}
else if (strcmp(uvar.Observatory,"Hobart")==0) {
baryinput.site.location[0] = Hobart_LOCATION_X;
baryinput.site.location[1] = Hobart_LOCATION_Y;
baryinput.site.location[2] = Hobart_LOCATION_Z;
sprintf(detcode,"hob");
}
else if (strcmp(uvar.Observatory,"Hartebeesthoek")==0) {
baryinput.site.location[0] = Hartebeesthoek_LOCATION_X;
baryinput.site.location[1] = Hartebeesthoek_LOCATION_Y;
baryinput.site.location[2] = Hartebeesthoek_LOCATION_Z;
sprintf(detcode,"hart");
}
else if (strcmp(uvar.Observatory,"WSRT")==0) {
baryinput.site.location[0] = WSRT_LOCATION_X;
baryinput.site.location[1] = WSRT_LOCATION_Y;
baryinput.site.location[2] = WSRT_LOCATION_Z;
sprintf(detcode,"wsrt");
}
else if (strcmp(uvar.Observatory,"COE")==0) {
baryinput.site.location[0] = COE_LOCATION_X;
baryinput.site.location[1] = COE_LOCATION_Y;
baryinput.site.location[2] = COE_LOCATION_Z;
sprintf(detcode,"coe");
}
else if (strcmp(uvar.Observatory,"SSB")!=0) {
fprintf(stderr,"ERROR. Unknown Observatory %s. Exiting.\n",uvar.Observatory);
return(-1);
}
XLALPrintInfo ( "selected observatory %s - observatoryt code = %s\n",uvar.Observatory,detcode);
XLALPrintInfo ( "baryinput location = %6.12f %6.12f %6.12f\n",baryinput.site.location[0],baryinput.site.location[1],baryinput.site.location[2]);
/* convert start time to UTC GPS */
UTCMJDtoGPS(&TstartGPS, TstartUTCMJD, leap0);
XLALPrintInfo ( "TstartGPS = %d %d\n",TstartGPS.gpsSeconds,TstartGPS.gpsNanoSeconds);
/* convert back to test conversion */
UTCGPStoMJD(&MJDtest,&TstartGPS,leap0);
deltaMJD ( &MJDdiff, &MJDtest, &TstartUTCMJD );
diff = (MJDdiff.days+MJDdiff.fracdays)*86400;
if ( fabs(diff) > 1e-9) {
fprintf(stderr,"ERROR : Time conversion gives discrepancy of %e sec. Exiting.\n",diff);
return(-1);
}
XLALPrintInfo ( "MJD conversion gives discrepancies of %e sec\n",diff);
/* define reference time in an MJD structure */
REAL8toMJD ( &TrefTDBMJD, uvar.TrefTDBMJD );
XLALPrintInfo ( "TrefTDBMJD converted to MJD days = %d fracdays = %6.12f\n",TrefTDBMJD.days,TrefTDBMJD.fracdays);
/* convert reference time to TDB GPS */
TDBMJDtoGPS(&TrefSSB_TDB_GPS,TrefTDBMJD);
XLALPrintInfo ( "TrefSSB_TDB_GPS = %d %d\n",TrefSSB_TDB_GPS.gpsSeconds,TrefSSB_TDB_GPS.gpsNanoSeconds);
/* convert back to test conversion */
TDBGPStoMJD ( &MJDtest, TrefSSB_TDB_GPS, leap0 );
deltaMJD ( &MJDdiff, &MJDtest, &TrefTDBMJD );
diff = (MJDdiff.days+MJDdiff.fracdays)*86400;
if ( fabs(diff) > 1e-9) {
fprintf(stderr,"ERROR : Time conversion gives discrepancy of %e sec. Exiting.\n",diff);
return(-1);
}
XLALPrintInfo ( "MJD conversion gives discrepancies of %e sec\n",diff);
/* fill in required pulsar params structure for Barycentering */
LALDetector *site = NULL;
site = (LALDetector *)LALMalloc(sizeof(LALDetector));
site->location[0] = baryinput.site.location[0];
site->location[1] = baryinput.site.location[1];
site->location[2] = baryinput.site.location[2];
pulsarparams.site = site;
pulsarparams.pulsar.position.longitude = alpha;
pulsarparams.pulsar.position.latitude = delta;
pulsarparams.pulsar.position.system = COORDINATESYSTEM_EQUATORIAL;
pulsarparams.ephemerides = edat;
/* generate SSB initial TOA in GPS */
XLALConvertGPS2SSB ( &TstartSSB, TstartGPS, &pulsarparams);
XLALPrintInfo ( "TstartSSB = %d %d\n",TstartSSB.gpsSeconds,TstartSSB.gpsNanoSeconds);
/* define TOA end time in GPS */
temp = uvar.DurationMJD*86400.0;
TendGPS = TstartGPS;
XLALGPSAdd(&TendGPS, temp);
XLALPrintInfo ( "GPS end time of TOAs = %d %d\n",TendGPS.gpsSeconds,TendGPS.gpsNanoSeconds);
/* generate SSB end time in GPS (force integer seconds) */
XLALConvertGPS2SSB (&TendSSB,TendGPS,&pulsarparams);
XLALPrintInfo ( "TendSSB = %d %d\n",TendSSB.gpsSeconds,TendSSB.gpsNanoSeconds);
/* define TOA seperation in the SSB */
dt = uvar.DeltaTMJD*86400.0;
n = (INT4)ceil(uvar.DurationMJD/uvar.DeltaTMJD);
XLALPrintInfo ( "TOA seperation at SSB = %g sec\n",dt);
XLALPrintInfo ( "number of TOAs to generate = %d\n",n);
/* allocate memory for artificial SSB TOAs */
TSSB = (LIGOTimeGPS *)LALMalloc(n*sizeof(LIGOTimeGPS));
TOA = (MJDTime *)LALMalloc(n*sizeof(MJDTime));
/* generate artificial SSB TOAs given the phase model phi = 2*pi*(f0*(t-tref) + 0.5*fdot*(t-tref)^2) */
for (i=0;i<n;i++)
{
REAL8 dtref,fnow,cyclefrac,dtcor;
LIGOTimeGPS tnow;
/* define current interval */
XLALPrintInfo ( "current (t-tstart) = %g sec\n", i * dt);
/* define current t */
tnow = TstartSSB;
XLALGPSAdd(&tnow, i * dt);
XLALPrintInfo ( "current t = %d %d\n",tnow.gpsSeconds,tnow.gpsNanoSeconds);
/* define current t-tref */
dtref = XLALGPSDiff(&tnow,&TrefSSB_TDB_GPS);
XLALPrintInfo ( "current (t - tref) = %9.12f\n",dtref);
dtcor = 1;
while (dtcor>1e-9)
{
/* define actual cycle fraction at requested time */
cyclefrac = fmod(uvar.f0*dtref + 0.5*uvar.fdot*dtref*dtref,1.0);
XLALPrintInfo ( "cyclefrac = %9.12f\n",cyclefrac);
/* define instantaneous frequency */
fnow = uvar.f0 + uvar.fdot*dtref;
XLALPrintInfo ( "instananeous frequency = %9.12f\n",fnow);
/* add correction to time */
dtcor = cyclefrac/fnow;
dtref -= dtcor;
XLALPrintInfo ( "timing correction = %9.12f\n",dtcor);
XLALPrintInfo ( "corrected dtref to = %9.12f\n",dtref);
} // while dtcor>1e-9
/* define time of zero phase */
TSSB[i] = TrefSSB_TDB_GPS;
XLALGPSAdd(&TSSB[i], dtref);
XLALPrintInfo ( "TSSB[%d] = %d %d\n",i,TSSB[i].gpsSeconds,TSSB[i].gpsNanoSeconds);
} // for i < n
/* loop over SSB time of arrivals and compute detector time of arrivals */
for (i=0;i<n;i++)
{
LIGOTimeGPS TSSBtest;
LIGOTimeGPS GPStest;
/* convert SSB to Detector time */
int ret = XLALConvertSSB2GPS ( &TDET, TSSB[i], &pulsarparams);
if ( ret != XLAL_SUCCESS ) {
XLALPrintError ("XLALConvertSSB2GPS() failed with xlalErrno = %d\n", xlalErrno );
return(-1);
}
XLALPrintInfo ( "converted SSB TOA %d %d -> Detector TOA %d %d\n",TSSB[i].gpsSeconds,TSSB[i].gpsNanoSeconds,TDET.gpsSeconds,TDET.gpsNanoSeconds);
/* convert back for testing conversion */
XLALConvertGPS2SSB (&TSSBtest,TDET,&pulsarparams);
diff = XLALGPSDiff(&TSSBtest,&TSSB[i]);
if ( fabs(diff) > 1e-9) {
fprintf(stderr,"ERROR : Time conversion gives discrepancy of %e sec. Exiting.\n",diff);
return(-1);
}
XLALPrintInfo ( "SSB -> detector conversion gives discrepancies of %e sec\n",diff);
/* recompute leap seconds incase they've changed */
leap = XLALGPSLeapSeconds (TDET.gpsSeconds);
/* must now convert to an MJD time for TEMPO */
/* Using UTC conversion as used by Matt in his successful comparison */
UTCGPStoMJD (&tempTOA,&TDET,leap);
XLALPrintInfo ( "output MJD time = %d %6.12f\n",tempTOA.days,tempTOA.fracdays);
/* convert back to test conversion */
UTCMJDtoGPS ( &GPStest, tempTOA, leap );
diff = XLALGPSDiff(&TDET,&GPStest);
if ( fabs(diff) > 1e-9) {
fprintf(stderr,"ERROR. Time conversion gives discrepancy of %e sec. Exiting.\n",diff);
return(-1);
}
XLALPrintInfo ( "MJD time conversion gives discrepancies of %e sec\n",diff);
/* fill in results */
TOA[i].days = tempTOA.days;
TOA[i].fracdays = tempTOA.fracdays;
} // for i < n
snprintf(tempstr,15,"%1.13f",TOA[0].fracdays);
tempstr2 = tempstr+2;
snprintf(TstartMJDstr,19,"%d.%s",TOA[0].days,tempstr2);
XLALPrintInfo ( "Converted initial TOA MJD %d %6.12f to the string %s\n",TOA[0].days,TOA[0].fracdays,TstartMJDstr);
snprintf(tempstr,15,"%1.13f",TOA[n-1].fracdays);
tempstr2 = tempstr+2;
snprintf(TfinishMJDstr,19,"%d.%s",TOA[n-1].days,tempstr2);
XLALPrintInfo ( "*** Converted MJD to a string %s\n",TfinishMJDstr);
XLALPrintInfo ( "Converted final TOA MJD %d %6.12f to the string %s\n",TOA[n-1].days,TOA[n-1].fracdays,TfinishMJDstr);
/* define output file names */
sprintf(parfile,"%s.par",uvar.PSRJ);
sprintf(timfile,"%s.tim",uvar.PSRJ);
/* output to par file in format required by TEMPO 2 */
if ((fp = fopen(parfile,"w")) == NULL) {
fprintf(stderr,"ERROR. Could not open file %s. Exiting.\n",parfile);
return(-1);
}
fprintf(fp,"PSRJ\t%s\n",uvar.PSRJ);
fprintf(fp,"RAJ\t%s\t1\n",RAJ);
fprintf(fp,"DECJ\t%s\t1\n",DECJ);
fprintf(fp,"PEPOCH\t%6.12f\n",uvar.TrefTDBMJD);
fprintf(fp,"POSEPOCH\t%6.12f\n",uvar.TrefTDBMJD);
fprintf(fp,"DMEPOCH\t%6.12f\n",uvar.TrefTDBMJD);
fprintf(fp,"DM\t0.0\n");
fprintf(fp,"F0\t%6.16f\t1\n",uvar.f0);
fprintf(fp,"F1\t%6.16f\t0\n",uvar.fdot);
fprintf(fp,"START\t%s\n",TstartMJDstr);
fprintf(fp,"FINISH\t%s\n",TfinishMJDstr);
fprintf(fp,"TZRSITE\t%s\n",detcode);
fprintf(fp,"CLK\tUTC(NIST)\n");
fprintf(fp,"EPHEM\tDE405\n");
fprintf(fp,"UNITS\tTDB\n");
fprintf(fp,"MODE\t0\n");
/* close par file */
fclose(fp);
/* output to tim file in format required by TEMPO 2 */
if ((fp = fopen(timfile,"w")) == NULL) {
fprintf(stderr,"ERROR. Could not open file %s. Exiting.\n",timfile);
return(-1);
}
fprintf(fp,"FORMAT 1\n");
for (i=0;i<n;i++)
{
/* convert each TOA to a string for output */
snprintf(tempstr,18,"%1.16f",TOA[i].fracdays);
tempstr2 = tempstr+2;
snprintf(TOAstr,22,"%d.%s",TOA[i].days,tempstr2);
fprintf(fp,"blank.dat\t1000.0\t%s\t1.0\t%s\n",TOAstr,detcode);
XLALPrintInfo ( "Converting MJD time %d %6.16f to string %s\n",TOA[i].days,TOA[i].fracdays,TOAstr);
} // for i < n
/* close tim file */
fclose(fp);
/* free memory */
XLALFree ( TSSB );
XLALFree ( TOA );
XLALFree ( site );
XLALDestroyEphemerisData ( edat );
XLALDestroyUserVars ();
LALCheckMemoryLeaks();
return XLAL_SUCCESS;
} /* main() */
/* void RunGeneratePulsarSignalTest(LALStatus *status, int argc, char **argv) */ /* 02/02/05 gam */
void RunGeneratePulsarSignalTest(LALStatus *status)
{
INT4 i, j, k; /* all purpose indices */
INT4 iSky = 0; /* for loop over sky positions */
INT4 jDeriv = 0; /* for loop over spindowns */
INT4 testNumber = 0; /* which test is being run */
/* The input and output structs used by the functions being tested */
PulsarSignalParams *pPulsarSignalParams = NULL;
REAL4TimeSeries *signalvec = NULL;
SFTParams *pSFTParams = NULL;
SkyConstAndZeroPsiAMResponse *pSkyConstAndZeroPsiAMResponse;
SFTandSignalParams *pSFTandSignalParams;
SFTVector *outputSFTs = NULL;
SFTVector *fastOutputSFTs = NULL;
REAL4 renorm; /* to renormalize SFTs to account for different effective sample rates */
/* containers for detector and ephemeris data */
LALDetector cachedDetector;
CHAR IFO[6] = "LHO";
EphemerisData *edat = NULL;
char earthFile[] = TEST_DATA_DIR "earth00-19-DE405.dat.gz";
char sunFile[] = TEST_DATA_DIR "sun00-19-DE405.dat.gz";
/* containers for sky position and spindown data */
REAL8 **skyPosData;
REAL8 **freqDerivData;
INT4 numSkyPosTotal = 8;
INT4 numSpinDown = 1;
INT4 numFreqDerivTotal = 2;
INT4 numFreqDerivIncludingNoSpinDown; /* set below */
INT4 iFreq = 0;
REAL8 cosTmpDEC;
REAL8 tmpDeltaRA;
REAL8 DeltaRA = 0.01;
REAL8 DeltaDec = 0.01;
REAL8 DeltaFDeriv1 = -1.0e-10;
REAL8 DeltaFDeriv2 = 0.0;
REAL8 DeltaFDeriv3 = 0.0;
REAL8 DeltaFDeriv4 = 0.0;
REAL8 DeltaFDeriv5 = 0.0;
/* containers for number of SFTs, times to generate SFTs, reference time, and gap */
INT4 numSFTs = 4;
REAL8 f0SFT = 943.12;
REAL8 bandSFT = 0.5;
UINT4 gpsStartTimeSec = 765432109; /* GPS start time of data requested seconds; example = Apr 08 2004 04:01:36 UTC */
UINT4 gpsStartTimeNan = 0; /* GPS start time of data requested nanoseconds */
LIGOTimeGPSVector *timeStamps;
LIGOTimeGPS GPSin; /* holder for reference-time for pulsar parameters at the detector; will convert to SSB! */
REAL8 sftGap = 73.0; /* extra artificial gap between SFTs */
REAL8 tSFT = 1800.0;
REAL8 duration = tSFT + (numSFTs - 1)*(tSFT + sftGap);
INT4 nBinsSFT = (INT4)(bandSFT*tSFT + 0.5);
/* additional parameters that determine what signals to test; note f0SGNL and bandSGNL must be compatible with f0SFT and bandSFT */
REAL8 f0SGNL = f0SFT + bandSFT/2.0;
REAL8 dfSGNL = 1.0/tSFT;
REAL8 bandSGNL = 0.005;
INT4 nBinsSGNL = (INT4)(bandSGNL*tSFT + 0.5);
INT4 nsamples = 18000; /* nsamples from SFT header; 2 x this would be the effective number of time samples used to create an SFT from raw data */
INT4 Dterms = 3; /* 09/07/05 gam; use Dterms to fill in SFT bins with fake data as per LALDemod else fill in bin with zero */
REAL8 h_0 = 7.0e-22; /* Source amplitude; use arbitrary small number for default */
REAL8 cosIota; /* cosine of inclination angle iota of the source */
/* variables for comparing differences */
REAL4 maxDiffSFTMod, diffAtMaxPower;
REAL4 overallMaxDiffSFTMod;
REAL4 maxMod, fastMaxMod;
INT4 jMaxMod, jFastMaxMod;
REAL4 tmpDiffSFTMod, sftMod, fastSFTMod;
REAL4 smallMod = 1.e-30;
REAL4 epsDiffMod;
REAL4 epsBinErrorRate; /* 10/12/04 gam; Allowed bin error rate */
INT4 binErrorCount = 0; /* 10/12/04 gam; Count number of bin errors */
/* randval is always set to a default value or given a random value to generate certain signal parameters or mismatch */
REAL4 randval;
#ifdef INCLUDE_RANDVAL_MISMATCH
INT4 seed=0;
INT4 rndCount;
RandomParams *randPar=NULL;
FILE *fpRandom;
#endif
INITSTATUS(status);
ATTATCHSTATUSPTR(status);
/* generate timeStamps */
timeStamps = (LIGOTimeGPSVector *)LALMalloc(sizeof(LIGOTimeGPSVector));
timeStamps->data =(LIGOTimeGPS *)LALMalloc (numSFTs*sizeof(LIGOTimeGPS));
timeStamps->length = numSFTs;
for (i = 0; i < numSFTs; i++) {
timeStamps->data[i].gpsSeconds = gpsStartTimeSec + (UINT4)(i*(tSFT + sftGap));
timeStamps->data[i].gpsNanoSeconds = 0;
} /* for i < numSFTs */
/* generate skyPosData */
skyPosData=(REAL8 **)LALMalloc(numSkyPosTotal*sizeof(REAL8 *));
for(iSky=0;iSky<numSkyPosTotal;iSky++)
{
skyPosData[iSky] = (REAL8 *)LALMalloc(2*sizeof(REAL8));
/* Try fairly random sky positions skyPosData[iSky][0] = RA, skyPosData[iSky][1] = DEC */
if (iSky == 0) {
skyPosData[iSky][0] = 0.02*LAL_TWOPI;
skyPosData[iSky][1] = 0.03*LAL_PI/2.0;
} else if (iSky == 1) {
skyPosData[iSky][0] = 0.23*LAL_TWOPI;
skyPosData[iSky][1] = -0.57*LAL_PI/2.0;
} else if (iSky == 2) {
skyPosData[iSky][0] = 0.47*LAL_TWOPI;
skyPosData[iSky][1] = 0.86*LAL_PI/2.0;
} else if (iSky == 3) {
skyPosData[iSky][0] = 0.38*LAL_TWOPI;
skyPosData[iSky][1] = -0.07*LAL_PI/2.0;
} else if (iSky == 4) {
skyPosData[iSky][0] = 0.65*LAL_TWOPI;
skyPosData[iSky][1] = 0.99*LAL_PI/2.0;
} else if (iSky == 5) {
skyPosData[iSky][0] = 0.72*LAL_TWOPI;
skyPosData[iSky][1] = -0.99*LAL_PI/2.0;
} else if (iSky == 6) {
skyPosData[iSky][0] = 0.81*LAL_TWOPI;
skyPosData[iSky][1] = 0.19*LAL_PI/2.0;
} else if (iSky == 7) {
skyPosData[iSky][0] = 0.99*LAL_TWOPI;
skyPosData[iSky][1] = 0.01*LAL_PI/2.0;
} else {
skyPosData[iSky][0] = 0.0;
skyPosData[iSky][1] = 0.0;
} /* END if (k == 0) ELSE ... */
} /* END for(iSky=0;iSky<numSkyPosTotal;iSky++) */
freqDerivData = NULL; /* 02/02/05 gam */
if (numSpinDown > 0) {
freqDerivData=(REAL8 **)LALMalloc(numFreqDerivTotal*sizeof(REAL8 *));
for(jDeriv=0;jDeriv<numFreqDerivTotal;jDeriv++) {
freqDerivData[jDeriv] = (REAL8 *)LALMalloc(numSpinDown*sizeof(REAL8));
if (jDeriv == 0) {
for(k=0;k<numSpinDown;k++) {
freqDerivData[jDeriv][k] = 0.0;
}
} else if (jDeriv == 1) {
for(k=0;k<numSpinDown;k++) {
freqDerivData[jDeriv][k] = 1.e-9; /* REALLY THIS IS ONLY GOOD FOR numSpinDown = 1; */
}
} else {
for(k=0;k<numSpinDown;k++) {
freqDerivData[jDeriv][k] = 0.0;
}
} /* END if (k == 0) ELSE ... */
} /* END for(jDeriv=0;jDeriv<numFreqDerivTotal;jDeriv++) */
numFreqDerivIncludingNoSpinDown = numFreqDerivTotal;
} else {
numFreqDerivIncludingNoSpinDown = 1; /* Even if numSpinDown = 0 still need to count case of zero spindown. */
} /* END if (numSpinDown > 0) ELSE ... */
/* Initialize ephemeris data */
XLAL_CHECK_LAL (status, ( edat = XLALInitBarycenter( earthFile, sunFile ) ) != NULL, XLAL_EFUNC);
/* Allocate memory for PulsarSignalParams and initialize */
pPulsarSignalParams = (PulsarSignalParams *)LALMalloc(sizeof(PulsarSignalParams));
pPulsarSignalParams->pulsar.position.system = COORDINATESYSTEM_EQUATORIAL;
pPulsarSignalParams->pulsar.spindown = NULL;
if (numSpinDown > 0) {
LALDCreateVector(status->statusPtr, &(pPulsarSignalParams->pulsar.spindown),((UINT4)numSpinDown));
CHECKSTATUSPTR (status);
}
pPulsarSignalParams->orbit.asini = 0 /* isolated pulsar */;
pPulsarSignalParams->transfer = NULL;
pPulsarSignalParams->dtDelayBy2 = 0;
pPulsarSignalParams->dtPolBy2 = 0;
/* Set up pulsar site */
if (strstr(IFO, "LHO")) {
cachedDetector = lalCachedDetectors[LALDetectorIndexLHODIFF];
} else if (strstr(IFO, "LLO")) {
cachedDetector = lalCachedDetectors[LALDetectorIndexLLODIFF];
} else if (strstr(IFO, "GEO")) {
cachedDetector = lalCachedDetectors[LALDetectorIndexGEO600DIFF];
} else if (strstr(IFO, "VIRGO")) {
cachedDetector = lalCachedDetectors[LALDetectorIndexVIRGODIFF];
} else if (strstr(IFO, "TAMA")) {
cachedDetector = lalCachedDetectors[LALDetectorIndexTAMA300DIFF];
} else {
/* "Invalid or null IFO" */
ABORT( status, GENERATEPULSARSIGNALTESTC_EIFO, GENERATEPULSARSIGNALTESTC_MSGEIFO);
}
pPulsarSignalParams->site = &cachedDetector;
pPulsarSignalParams->ephemerides = edat;
pPulsarSignalParams->startTimeGPS.gpsSeconds = (INT4)gpsStartTimeSec;
pPulsarSignalParams->startTimeGPS.gpsNanoSeconds = (INT4)gpsStartTimeNan;
pPulsarSignalParams->duration = (UINT4)duration;
pPulsarSignalParams->samplingRate = (REAL8)ceil(2.0*bandSFT); /* Make sampleRate an integer so that T*samplingRate = integer for integer T */
pPulsarSignalParams->fHeterodyne = f0SFT;
GPSin.gpsSeconds = timeStamps->data[0].gpsSeconds;
GPSin.gpsNanoSeconds = timeStamps->data[0].gpsNanoSeconds;
/* Allocate memory for SFTParams and initialize */
pSFTParams = (SFTParams *)LALCalloc(1, sizeof(SFTParams));
pSFTParams->Tsft = tSFT;
pSFTParams->timestamps = timeStamps;
pSFTParams->noiseSFTs = NULL;
#ifdef INCLUDE_RANDVAL_MISMATCH
/* Initial seed and randPar to use LALUniformDeviate to generate random mismatch during Monte Carlo. */
fpRandom = fopen("/dev/urandom","r");
rndCount = fread(&seed, sizeof(INT4),1, fpRandom);
fclose(fpRandom);
/* seed = 1234; */ /* Test value */
LALCreateRandomParams(status->statusPtr, &randPar, seed);
CHECKSTATUSPTR (status);
#endif
/* allocate memory for structs needed by LALComputeSkyAndZeroPsiAMResponse and LALFastGeneratePulsarSFTs */
pSkyConstAndZeroPsiAMResponse = (SkyConstAndZeroPsiAMResponse *)LALMalloc(sizeof(SkyConstAndZeroPsiAMResponse));
pSkyConstAndZeroPsiAMResponse->skyConst = (REAL8 *)LALMalloc((2*numSpinDown*(numSFTs+1)+2*numSFTs+3)*sizeof(REAL8));
pSkyConstAndZeroPsiAMResponse->fPlusZeroPsi = (REAL4 *)LALMalloc(numSFTs*sizeof(REAL4));
pSkyConstAndZeroPsiAMResponse->fCrossZeroPsi = (REAL4 *)LALMalloc(numSFTs*sizeof(REAL4));
pSFTandSignalParams = (SFTandSignalParams *)LALMalloc(sizeof(SFTandSignalParams));
/* create lookup table (LUT) values for doing trig */
/* pSFTandSignalParams->resTrig = 64; */ /* length sinVal and cosVal; resolution of trig functions = 2pi/resTrig */
/* pSFTandSignalParams->resTrig = 128; */ /* 10/08/04 gam; length sinVal and cosVal; domain = -2pi to 2pi inclusive; resolution = 4pi/resTrig */
pSFTandSignalParams->resTrig = 0; /* 10/12/04 gam; turn off using LUTs since this is more typical. */
/* 02/02/05 gam; if NOT pSFTandSignalParams->resTrig > 0 should not create trigArg etc... */
if (pSFTandSignalParams->resTrig > 0) {
pSFTandSignalParams->trigArg = (REAL8 *)LALMalloc((pSFTandSignalParams->resTrig+1)*sizeof(REAL8));
pSFTandSignalParams->sinVal = (REAL8 *)LALMalloc((pSFTandSignalParams->resTrig+1)*sizeof(REAL8));
pSFTandSignalParams->cosVal = (REAL8 *)LALMalloc((pSFTandSignalParams->resTrig+1)*sizeof(REAL8));
for (k=0; k<=pSFTandSignalParams->resTrig; k++) {
/* pSFTandSignalParams->trigArg[k]= ((REAL8)LAL_TWOPI) * ((REAL8)k) / ((REAL8)pSFTandSignalParams->resTrig); */ /* 10/08/04 gam */
pSFTandSignalParams->trigArg[k]= -1.0*((REAL8)LAL_TWOPI) + 2.0 * ((REAL8)LAL_TWOPI) * ((REAL8)k) / ((REAL8)pSFTandSignalParams->resTrig);
pSFTandSignalParams->sinVal[k]=sin( pSFTandSignalParams->trigArg[k] );
pSFTandSignalParams->cosVal[k]=cos( pSFTandSignalParams->trigArg[k] );
}
}
pSFTandSignalParams->pSigParams = pPulsarSignalParams;
pSFTandSignalParams->pSFTParams = pSFTParams;
pSFTandSignalParams->nSamples = nsamples;
pSFTandSignalParams->Dterms = Dterms; /* 09/07/05 gam */
/* ********************************************************/
/* */
/* START SECTION: LOOP OVER SKY POSITIONS */
/* */
/* ********************************************************/
for(iSky=0;iSky<numSkyPosTotal;iSky++) {
/* set source sky position declination (DEC) */
randval = 0.5; /* Gives default value */
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
randval = ( (REAL4)(iSky) )/( (REAL4)(numSkyPosTotal) );
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
pPulsarSignalParams->pulsar.position.latitude = skyPosData[iSky][1] + (((REAL8)randval) - 0.5)*DeltaDec;
cosTmpDEC = cos(skyPosData[iSky][1]);
if (cosTmpDEC != 0.0) {
tmpDeltaRA = DeltaRA/cosTmpDEC;
} else {
tmpDeltaRA = 0.0; /* We are at a celestial pole */
}
/* set source sky position right ascension (RA) */
randval = 0.5; /* Gives default value */
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
randval = ( (REAL4)(iSky) )/( (REAL4)(numSkyPosTotal) );
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
pPulsarSignalParams->pulsar.position.longitude = skyPosData[iSky][0] + (((REAL8)randval) - 0.5)*tmpDeltaRA;
/* Find reference time in SSB for this sky positions */
int ret = XLALConvertGPS2SSB ( &(pPulsarSignalParams->pulsar.refTime), GPSin, pPulsarSignalParams );
if ( ret != XLAL_SUCCESS ) {
XLALPrintError ("XLALConvertGPS2SSB() failed with xlalErrno = %d\n", xlalErrno );
ABORTXLAL (status);
}
/* one per sky position fill in SkyConstAndZeroPsiAMResponse for use with LALFastGeneratePulsarSFTs */
LALComputeSkyAndZeroPsiAMResponse (status->statusPtr, pSkyConstAndZeroPsiAMResponse, pSFTandSignalParams);
CHECKSTATUSPTR (status);
/* ********************************************************/
/* */
/* START SECTION: LOOP OVER SPINDOWN */
/* */
/* ********************************************************/
for(jDeriv=0;jDeriv<numFreqDerivIncludingNoSpinDown;jDeriv++) {
/* source spindown parameters */
if (numSpinDown > 0) {
for(k=0;k<numSpinDown;k++) {
randval = 0.5; /* Gives default value */
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
if (freqDerivData[jDeriv][k] < 0.0) {
randval = ( (REAL4)(iSky) )/( (REAL4)(numSkyPosTotal) );
} else {
randval = 0.5; /* If derivative is not negative (i.e., it is zero) then do not add in mismatch; keep it zero. */
}
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
if (k == 0) {
pPulsarSignalParams->pulsar.spindown->data[k] = freqDerivData[jDeriv][k] + (((REAL8)randval) - 0.5)*DeltaFDeriv1;
} else if (k == 1) {
pPulsarSignalParams->pulsar.spindown->data[k] = freqDerivData[jDeriv][k] + (((REAL8)randval) - 0.5)*DeltaFDeriv2;
} else if (k == 2) {
pPulsarSignalParams->pulsar.spindown->data[k] = freqDerivData[jDeriv][k] + (((REAL8)randval) - 0.5)*DeltaFDeriv3;
} else if (k == 3) {
pPulsarSignalParams->pulsar.spindown->data[k] = freqDerivData[jDeriv][k] + (((REAL8)randval) - 0.5)*DeltaFDeriv4;
} else if (k == 4) {
pPulsarSignalParams->pulsar.spindown->data[k] = freqDerivData[jDeriv][k] + (((REAL8)randval) - 0.5)*DeltaFDeriv5;
} /* END if (k == 0) ELSE ... */
}
}
/* ***************************************************/
/* */
/* START SECTION: LOOP OVER FREQUENCIES */
/* */
/* ***************************************************/
for(iFreq=0;iFreq<nBinsSGNL;iFreq++) {
/* set source orientation psi */
randval = 0.5; /* Gives default value */
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
randval = ( (REAL4)(iFreq) )/( (REAL4)(nBinsSGNL) );
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
pPulsarSignalParams->pulsar.psi = (randval - 0.5) * ((REAL4)LAL_PI_2);
/* set angle between source spin axis and direction from source to SSB, cosIota */
randval = 1.0; /* Gives default value */
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
randval = ( (REAL4)(iFreq) )/( (REAL4)(nBinsSGNL) );
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
cosIota = 2.0*((REAL8)randval) - 1.0;
/* h_0 is fixed above; get A_+ and A_x from h_0 and cosIota */
pPulsarSignalParams->pulsar.aPlus = (REAL4)(0.5*h_0*(1.0 + cosIota*cosIota));
pPulsarSignalParams->pulsar.aCross = (REAL4)(h_0*cosIota);
/* get random value for phi0 */
randval = 0.125; /* Gives default value pi/4*/
#ifdef INCLUDE_SEQUENTIAL_MISMATCH
randval = ( (REAL4)(iFreq) )/( (REAL4)(nBinsSGNL) );
#endif
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
pPulsarSignalParams->pulsar.phi0 = ((REAL8)randval) * ((REAL8)LAL_TWOPI);
/* randval steps through various mismatches to frequencies centered on a bin */
/* Note that iFreq = nBinsSGNL/2 gives randval = 0.5 gives no mismatch from frequency centered on a bin */
randval = ( (REAL4)(iFreq) )/( (REAL4)(nBinsSGNL) );
#ifdef INCLUDE_RANDVAL_MISMATCH
LALUniformDeviate(status->statusPtr, &randval, randPar); CHECKSTATUSPTR (status);
#endif
pPulsarSignalParams->pulsar.f0 = f0SGNL + iFreq*dfSGNL + (((REAL8)randval) - 0.5)*dfSGNL;
testNumber++; /* Update count of which test we about to do. */
/* FIRST: Use LALGeneratePulsarSignal and LALSignalToSFTs to generate outputSFTs */
signalvec = NULL;
LALGeneratePulsarSignal(status->statusPtr, &signalvec, pPulsarSignalParams);
CHECKSTATUSPTR (status);
outputSFTs = NULL;
LALSignalToSFTs(status->statusPtr, &outputSFTs, signalvec, pSFTParams);
CHECKSTATUSPTR (status);
#ifdef PRINT_OUTPUTSFT
if (testNumber == TESTNUMBER_TO_PRINT) {
i=SFTINDEX_TO_PRINT; /* index of which outputSFT to output */
fprintf(stdout,"iFreq = %i, inject h_0 = %23.10e \n",iFreq,h_0);
fprintf(stdout,"iFreq = %i, inject cosIota = %23.10e, A_+ = %23.10e, A_x = %23.10e \n",iFreq,cosIota,pPulsarSignalParams->pulsar.aPlus,pPulsarSignalParams->pulsar.aCross);
fprintf(stdout,"iFreq = %i, inject psi = %23.10e \n",iFreq,pPulsarSignalParams->pulsar.psi);
fprintf(stdout,"iFreq = %i, inject phi0 = %23.10e \n",iFreq,pPulsarSignalParams->pulsar.phi0);
fprintf(stdout,"iFreq = %i, search f0 = %23.10e, inject f0 = %23.10e \n",iFreq,f0SGNL + iFreq*dfSGNL,pPulsarSignalParams->pulsar.f0);
fprintf(stdout,"outputSFTs->data[%i].data->length = %i \n",i,outputSFTs->data[i].data->length);
renorm = ((REAL4)nsamples)/((REAL4)(outputSFTs->data[i].data->length - 1));
for(j=0;j<nBinsSFT;j++) {
/* fprintf(stdout,"%i %g %g \n", j, renorm*outputSFTs->data[i].data->data[j].re, renorm*outputSFTs->data[i].data->data[j].im); */
fprintf(stdout,"%i %g \n",j,renorm*renorm*outputSFTs->data[i].data->data[j].re*outputSFTs->data[i].data->data[j].re + renorm*renorm*outputSFTs->data[i].data->data[j].im*outputSFTs->data[i].data->data[j].im);
fflush(stdout);
}
}
#endif
/* SECOND: Use LALComputeSkyAndZeroPsiAMResponse and LALFastGeneratePulsarSFTs to generate outputSFTs */
LALFastGeneratePulsarSFTs (status->statusPtr, &fastOutputSFTs, pSkyConstAndZeroPsiAMResponse, pSFTandSignalParams);
CHECKSTATUSPTR (status);
#ifdef PRINT_FASTOUTPUTSFT
if (testNumber == TESTNUMBER_TO_PRINT) {
REAL4 fPlus;
REAL4 fCross;
i=SFTINDEX_TO_PRINT; /* index of which outputSFT to output */
fPlus = pSkyConstAndZeroPsiAMResponse->fPlusZeroPsi[i]*cos(2.0*pPulsarSignalParams->pulsar.psi) + pSkyConstAndZeroPsiAMResponse->fCrossZeroPsi[i]*sin(2.0*pPulsarSignalParams->pulsar.psi);
fCross = pSkyConstAndZeroPsiAMResponse->fCrossZeroPsi[i]*cos(2.0*pPulsarSignalParams->pulsar.psi) - pSkyConstAndZeroPsiAMResponse->fPlusZeroPsi[i]*sin(2.0*pPulsarSignalParams->pulsar.psi);
fprintf(stdout,"iFreq = %i, inject h_0 = %23.10e \n",iFreq,h_0);
fprintf(stdout,"iFreq = %i, inject cosIota = %23.10e, A_+ = %23.10e, A_x = %23.10e \n",iFreq,cosIota,pPulsarSignalParams->pulsar.aPlus,pPulsarSignalParams->pulsar.aCross);
fprintf(stdout,"iFreq = %i, inject psi = %23.10e \n",iFreq,pPulsarSignalParams->pulsar.psi);
fprintf(stdout,"iFreq = %i, fPlus, fCross = %23.10e, %23.10e \n",iFreq,fPlus,fCross);
fprintf(stdout,"iFreq = %i, inject phi0 = %23.10e \n",iFreq,pPulsarSignalParams->pulsar.phi0);
fprintf(stdout,"iFreq = %i, search f0 = %23.10e, inject f0 = %23.10e \n",iFreq,f0SGNL + iFreq*dfSGNL,pPulsarSignalParams->pulsar.f0);
fprintf(stdout,"fastOutputSFTs->data[%i].data->length = %i \n",i,fastOutputSFTs->data[i].data->length);
fflush(stdout);
for(j=0;j<nBinsSFT;j++) {
/* fprintf(stdout,"%i %g %g \n",j,fastOutputSFTs->data[i].data->data[j].re,fastOutputSFTs->data[i].data->data[j].im); */
fprintf(stdout,"%i %g \n",j,fastOutputSFTs->data[i].data->data[j].re*fastOutputSFTs->data[i].data->data[j].re + fastOutputSFTs->data[i].data->data[j].im*fastOutputSFTs->data[i].data->data[j].im);
fflush(stdout);
}
}
#endif
/* find maximum difference in power */
epsDiffMod = 0.20; /* maximum allowed percent difference */ /* 10/12/04 gam */
overallMaxDiffSFTMod = 0.0;
for (i = 0; i < numSFTs; i++) {
renorm = ((REAL4)nsamples)/((REAL4)(outputSFTs->data[i].data->length - 1));
maxDiffSFTMod = 0.0;
diffAtMaxPower = 0.0;
maxMod = 0.0;
fastMaxMod = 0.0;
jMaxMod = -1;
jFastMaxMod = -1;
/* Since doppler shifts can move the signal by an unknown number of bins search the whole band for max modulus: */
for(j=0;j<nBinsSFT;j++) {
sftMod = renorm*renorm*crealf(outputSFTs->data[i].data->data[j])*crealf(outputSFTs->data[i].data->data[j]) + renorm*renorm*cimagf(outputSFTs->data[i].data->data[j])*cimagf(outputSFTs->data[i].data->data[j]);
sftMod = sqrt(sftMod);
fastSFTMod = crealf(fastOutputSFTs->data[i].data->data[j])*crealf(fastOutputSFTs->data[i].data->data[j]) + cimagf(fastOutputSFTs->data[i].data->data[j])*cimagf(fastOutputSFTs->data[i].data->data[j]);
fastSFTMod = sqrt(fastSFTMod);
if (fabs(sftMod) > smallMod) {
tmpDiffSFTMod = fabs((sftMod - fastSFTMod)/sftMod);
if (tmpDiffSFTMod > maxDiffSFTMod) {
maxDiffSFTMod = tmpDiffSFTMod;
}
if (tmpDiffSFTMod > overallMaxDiffSFTMod) {
overallMaxDiffSFTMod = tmpDiffSFTMod;
}
if (sftMod > maxMod) {
maxMod = sftMod;
jMaxMod = j;
}
if (fastSFTMod > fastMaxMod) {
fastMaxMod = fastSFTMod;
jFastMaxMod = j;
}
}
}
if (fabs(maxMod) > smallMod) {
diffAtMaxPower = fabs((maxMod - fastMaxMod)/maxMod);
}
#ifdef PRINT_MAXSFTPOWER
fprintf(stdout,"maxSFTMod, testNumber %i, SFT %i, bin %i = %g \n",testNumber,i,jMaxMod,maxMod);
fprintf(stdout,"maxFastSFTMod, testNumber %i, SFT %i, bin %i = %g \n",testNumber,i,jFastMaxMod,fastMaxMod);
fflush(stdout);
#endif
#ifdef PRINT_MAXDIFFSFTPOWER
fprintf(stdout,"maxDiffSFTMod, testNumber %i, SFT %i, bin %i = %g \n",testNumber,i,jMaxDiff,maxDiffSFTMod);
fflush(stdout);
#endif
#ifdef PRINT_DIFFATMAXPOWER
fprintf(stdout,"diffAtMaxPower, testNumber %i, SFT %i, bins %i and %i = %g \n",testNumber,i,jMaxMod,jFastMaxMod,diffAtMaxPower);
fflush(stdout);
#endif
#ifdef PRINT_ERRORATMAXPOWER
if (diffAtMaxPower > epsDiffMod) {
fprintf(stdout,"diffAtMaxPower, testNumber %i, SFT %i, bins %i and %i = %g exceeded epsDiffMod = %g \n",testNumber,i,jMaxMod,jFastMaxMod,diffAtMaxPower,epsDiffMod);
fflush(stdout);
/* break; */ /* only report 1 error per test */
}
if (jMaxMod != jFastMaxMod) {
fprintf(stdout,"MaxPower occurred in different bins: testNumber %i, SFT %i, bins %i and %i\n",testNumber,i,jMaxMod,jFastMaxMod);
fflush(stdout);
/* break; */ /* only report 1 error per test */
}
#endif
if (jMaxMod != jFastMaxMod) {
binErrorCount++; /* 10/12/04 gam; count up bin errors; if too ABORT at bottom of code */
}
if ( diffAtMaxPower > epsDiffMod ) {
ABORT( status, GENERATEPULSARSIGNALTESTC_EMOD, GENERATEPULSARSIGNALTESTC_MSGEMOD);
}
/* 10/12/04 gam; turn on test above and add test below */
if ( fabs(((REAL8)(jMaxMod - jFastMaxMod))) > 1.1 ) {
ABORT( status, GENERATEPULSARSIGNALTESTC_EBIN, GENERATEPULSARSIGNALTESTC_MSGEBIN);
}
} /* END for(i = 0; i < numSFTs; i++) */
#ifdef PRINT_OVERALLMAXDIFFSFTPOWER
fprintf(stdout,"overallMaxDiffSFTMod, testNumber = %i, SFT %i, bin %i = %g \n",testNumber,iOverallMaxDiffSFTMod,jOverallMaxDiff,overallMaxDiffSFTMod);
fflush(stdout);
#endif
/* 09/07/05 gam; Initialize fastOutputSFTs since only 2*Dterms bins are changed by LALFastGeneratePulsarSFTs */
for (i = 0; i < numSFTs; i++) {
for(j=0;j<nBinsSFT;j++) {
fastOutputSFTs->data[i].data->data[j] = 0.0;
}
}
XLALDestroySFTVector( outputSFTs);
LALFree(signalvec->data->data);
LALFree(signalvec->data);
LALFree(signalvec);
} /* END for(iFreq=0;iFreq<nBinsSGNL;iFreq++) */
/* ***************************************************/
/* */
/* END SECTION: LOOP OVER FREQUENCIES */
/* */
/* ***************************************************/
} /* END for(jDeriv=0;jDeriv<numFreqDerivIncludingNoSpinDown;jDeriv++) */
/* ********************************************************/
/* */
/* END SECTION: LOOP OVER SPINDOWN */
/* */
/* ********************************************************/
} /* END for(iSky=0;iSky<numSkyPosTotal;iSky++) */
/* ********************************************************/
/* */
/* END SECTION: LOOP OVER SKY POSITIONS */
/* */
/* ********************************************************/
/* 10/12/04 gam; check if too many bin errors */
epsBinErrorRate = 0.20; /* 10/12/04 gam; maximum allowed bin errors */
if ( (((REAL4)binErrorCount)/((REAL4)testNumber)) > epsBinErrorRate ) {
ABORT( status, GENERATEPULSARSIGNALTESTC_EBINS, GENERATEPULSARSIGNALTESTC_MSGEBINS);
}
#ifdef INCLUDE_RANDVAL_MISMATCH
LALDestroyRandomParams(status->statusPtr, &randPar);
CHECKSTATUSPTR (status);
#endif
/* fprintf(stdout,"Total number of tests completed = %i. \n", testNumber);
fflush(stdout); */
LALFree(pSFTParams);
if (numSpinDown > 0) {
LALDDestroyVector(status->statusPtr, &(pPulsarSignalParams->pulsar.spindown));
CHECKSTATUSPTR (status);
}
LALFree(pPulsarSignalParams);
/* deallocate memory for structs needed by LALComputeSkyAndZeroPsiAMResponse and LALFastGeneratePulsarSFTs */
XLALDestroySFTVector( fastOutputSFTs);
LALFree(pSkyConstAndZeroPsiAMResponse->fCrossZeroPsi);
LALFree(pSkyConstAndZeroPsiAMResponse->fPlusZeroPsi);
LALFree(pSkyConstAndZeroPsiAMResponse->skyConst);
LALFree(pSkyConstAndZeroPsiAMResponse);
/* 02/02/05 gam; if NOT pSFTandSignalParams->resTrig > 0 should not create trigArg etc... */
if (pSFTandSignalParams->resTrig > 0) {
LALFree(pSFTandSignalParams->trigArg);
LALFree(pSFTandSignalParams->sinVal);
LALFree(pSFTandSignalParams->cosVal);
}
LALFree(pSFTandSignalParams);
/* deallocate skyPosData */
for(i=0;i<numSkyPosTotal;i++)
{
LALFree(skyPosData[i]);
}
LALFree(skyPosData);
if (numSpinDown > 0) {
/* deallocate freqDerivData */
for(i=0;i<numFreqDerivTotal;i++)
{
LALFree(freqDerivData[i]);
}
LALFree(freqDerivData);
}
LALFree(timeStamps->data);
LALFree(timeStamps);
XLALDestroyEphemerisData(edat);
CHECKSTATUSPTR (status);
DETATCHSTATUSPTR (status);
}
