def run(self, dataRef):
"""Make input catalogs."""
skyMap = dataRef.get("deepCoadd_skyMap", immediate=True)
tractId = dataRef.dataId["tract"]
tract = skyMap[tractId]
extPatch = tract.getNumPatches()
nPatch = extPatch.getX() * extPatch.getY()
nFakes = self.config.rhoFakes * nPatch
ra_vert, dec_vert = zip(*tract.getVertexList())
ra_vert = sorted(ra_vert)
dec_vert = sorted(dec_vert)
ra0 = ra_vert[0].asDegrees()
ra1 = ra_vert[-1].asDegrees()
dec0 = dec_vert[0].asDegrees()
dec1 = dec_vert[-1].asDegrees()
"""
Added by Song Huang 2016-09-02
Tracts in the Deep and Wide layers are defined to have overlaps
between the two adjacent Tracts: 1 arcmin ~ 0.01667 deg
"""
if self.config.innerTract:
# ra0 += 0.0167
# ra1 -= 0.0167
# dec0 += 0.0167
# dec1 -= 0.0167
ra0 += 0.09
ra1 -= 0.09
dec0 += 0.09
dec1 -= 0.09
radUse = self.config.rad
raArr, decArr = np.array(zip(*makeRaDecCat.getRandomRaDec(nFakes, ra0, ra1, dec0, dec1, rad=radUse)))
"""
Added by Song Huang 2016-09-01
Filter the random RA, DEC using two filters
"""
if (self.config.acpMask != "") or (self.config.rejMask != ""):
try:
from shapely import wkb
from shapely.geometry import Point
from shapely.prepared import prep
# Filter through the accept mask
acpUse = self.config.acpMask
if (acpUse != "") and os.path.isfile(acpUse):
print "## Filter through : %s" % acpUse
acpWkb = open(acpUse, "r")
acpRegs = wkb.loads(acpWkb.read().decode("hex"))
acpPrep = prep(acpRegs)
acpWkb.close()
inside = np.asarray(map(lambda x, y: acpPrep.contains(Point(x, y)), raArr, decArr))
else:
inside = np.isfinite(raArr)
# Filter through the reject mask
rejUse = self.config.rejMask
if (rejUse != "") and os.path.isfile(rejUse):
print "## Filter through : %s" % rejUse
rejWkb = open(rejUse, "r")
rejRegs = wkb.loads(rejWkb.read().decode("hex"))
rejPrep = prep(rejRegs)
rejWkb.close()
masked = np.asarray(map(lambda x, y: rejPrep.contains(Point(x, y)), raArr, decArr))
else:
masked = np.isnan(raArr)
useful = np.asarray(map(lambda x, y: x and (not y), inside, masked))
ra, dec = raArr[useful], decArr[useful]
print "## %d out of %d objects left" % (len(ra), len(raArr))
except ImportError:
warnings.warn("Can not import Shapely, no filter performed!")
ra, dec = raArr, decArr
else:
ra, dec = raArr, decArr
# Number of fakes that will be added
nFakes = len(ra)
# Create an empty astropy.Table object
outTab = astropy.table.Table()
# Add columns for Ra, Dec
outTab.add_column(astropy.table.Column(name="RA", data=ra))
outTab.add_column(astropy.table.Column(name="Dec", data=dec))
if self.config.inputCat is not None:
galData = astropy.table.Table().read(self.config.inputCat)
randInd = np.random.choice(range(len(galData)), size=nFakes)
mergedData = galData[randInd]
for colname in mergedData.columns:
colAdd = astropy.table.Column(name=colname, data=mergedData[colname])
outTab.add_column(colAdd)
# Replace ID with a unique integer (using index)
if ("ID" in outTab.colnames) and (self.config.uniqueID):
outTab.rename_column("ID", "modelID")
outTab.add_column(astropy.table.Column(name="ID", data=np.arange(len(outTab))))
elif "ID" not in outTab.colnames:
outTab.add_column(astropy.table.Column(name="ID", data=np.arange(len(outTab))))
# Generate multiBand catalog at the same time
magList = [col for col in galData.colnames if "mag_" in col]
if len(magList) >= 1:
print "Find magnitude in %d band(s)" % len(magList)
for mag in magList:
try:
outTab.remove_column("mag")
except KeyError:
pass
outTab.add_column(astropy.table.Column(name="mag", data=mergedData[mag]))
filt = mag.split("_")[1].upper()
outFits = os.path.join(self.config.outDir, "src_%d_radec_%s.fits" % (tractId, filt))
outTab.write(outFits, overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir, "src_%d_radec.fits" % tractId), overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir, "src_%d_radec_only.fits" % tractId), overwrite=True)
def run(self, dataRef):
"""Make input catalogs."""
skyMap = dataRef.get('deepCoadd_skyMap', immediate=True)
tractId = dataRef.dataId['tract']
tract = skyMap[tractId]
extPatch = tract.getNumPatches()
nPatch = extPatch.getX() * extPatch.getY()
nFakes = self.config.rhoFakes * nPatch
ra_vert, dec_vert = zip(*tract.getVertexList())
ra_vert = sorted(ra_vert)
dec_vert = sorted(dec_vert)
ra0 = ra_vert[0].asDegrees()
ra1 = ra_vert[-1].asDegrees()
dec0 = dec_vert[0].asDegrees()
dec1 = dec_vert[-1].asDegrees()
"""
Added by Song Huang 2016-09-02
Tracts in the Deep and Wide layers are defined to have overlaps
between the two adjacent Tracts: 1 arcmin ~ 0.01667 deg
"""
if self.config.innerTract:
ra0 += 0.0167
ra1 -= 0.0167
dec0 += 0.0167
dec1 -= 0.0167
radUse = self.config.rad
raArr, decArr = np.array(
zip(*makeRaDecCat.getRandomRaDec(
nFakes, ra0, ra1, dec0, dec1, rad=radUse)))
"""
Added by Song Huang 2016-09-01
Filter the random RA, DEC using two filters
"""
if (self.config.acpMask != '') or (self.config.rejMask != ''):
try:
from shapely import wkb
from shapely.geometry import Point
from shapely.prepared import prep
# Filter through the accept mask
acpUse = self.config.acpMask
if (acpUse != '') and os.path.isfile(acpUse):
print "## Filter through : %s" % acpUse
acpWkb = open(acpUse, 'r')
acpRegs = wkb.loads(acpWkb.read().decode('hex'))
acpPrep = prep(acpRegs)
acpWkb.close()
inside = np.asarray(
map(lambda x, y: acpPrep.contains(Point(x, y)), raArr,
decArr))
else:
inside = np.isfinite(raArr)
# Filter through the reject mask
rejUse = self.config.rejMask
if (rejUse != '') and os.path.isfile(rejUse):
print "## Filter through : %s" % rejUse
rejWkb = open(rejUse, 'r')
rejRegs = wkb.loads(rejWkb.read().decode('hex'))
rejPrep = prep(rejRegs)
rejWkb.close()
masked = np.asarray(
map(lambda x, y: rejPrep.contains(Point(x, y)), raArr,
decArr))
else:
masked = np.isnan(raArr)
useful = np.asarray(
map(lambda x, y: x and (not y), inside, masked))
ra, dec = raArr[useful], decArr[useful]
print "## %d out of %d objects left" % (len(ra), len(raArr))
except ImportError:
warnings.warn('Can not import Shapely, no filter performed!')
ra, dec = raArr, decArr
else:
ra, dec = raArr, decArr
# Number of fakes that will be added
nFakes = len(ra)
# Create an empty astropy.Table object
outTab = astropy.table.Table()
# Add columns for Ra, Dec
outTab.add_column(astropy.table.Column(name="RA", data=ra))
outTab.add_column(astropy.table.Column(name="Dec", data=dec))
if self.config.inputCat is not None:
galData = astropy.table.Table().read(self.config.inputCat)
randInd = np.random.choice(range(len(galData)), size=nFakes)
mergedData = galData[randInd]
for colname in mergedData.columns:
colAdd = astropy.table.Column(name=colname,
data=mergedData[colname])
outTab.add_column(colAdd)
# Replace ID with a unique integer (using index)
if ('ID' in outTab.colnames) and (self.config.uniqueID):
outTab.rename_column('ID', 'modelID')
outTab.add_column(
astropy.table.Column(name="ID",
data=np.arange(len(outTab))))
# Generate multiBand catalog at the same time
magList = [col for col in galData.colnames if 'mag_' in col]
if len(magList) >= 1:
print "Find magnitude in %d band(s)" % len(magList)
for mag in magList:
try:
outTab.remove_column('mag')
except KeyError:
pass
outTab.add_column(
astropy.table.Column(name='mag', data=mergedData[mag]))
filt = mag.split('_')[1].upper()
outFits = os.path.join(
self.config.outDir,
'src_%d_radec_%s.fits' % (tractId, filt))
outTab.write(outFits, overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec.fits' % tractId),
overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec_only.fits' % tractId),
overwrite=True)
def run(self, dataRef):
print dataRef.dataId
skyMap = dataRef.get('deepCoadd_skyMap', immediate=True)
tractId = dataRef.dataId['tract']
tract = skyMap[tractId]
extPatch = tract.getNumPatches()
nPatch = extPatch.getX() * extPatch.getY()
nFakes = self.config.rhoFakes * nPatch
ra_vert, dec_vert = zip(*tract.getVertexList())
ra_vert = sorted(ra_vert)
dec_vert = sorted(dec_vert)
ra0 = ra_vert[0].asDegrees()
ra1 = ra_vert[-1].asDegrees()
dec0 = dec_vert[0].asDegrees()
dec1 = dec_vert[-1].asDegrees()
"""
Added by Song Huang 2016-09-02
Tracts in the Deep and Wide layers are defined to have overlaps of 1 arcmin
between the two adjacent Tracts: 1 arcmin ~ 0.01667 deg
"""
if self.config.innerTract:
ra0 += 0.0167
ra1 -= 0.0167
dec0 += 0.0167
dec1 -= 0.0167
raArr, decArr = np.array(zip(*makeRaDecCat.getRandomRaDec(nFakes, ra0, ra1,
dec0, dec1,
rad=self.config.rad)))
"""
Added by Song Huang 2016-09-01
Filter the random RA, DEC using two filters
"""
if self.config.acpMask is not None or self.config.rejMask is not None:
try:
from shapely import wkb
from shapely.geometry import Point
except ImportError:
raise Exception('Please install the Shapely library before using this function')
if os.path.isfile(self.config.acpMask):
print "## Filter through : %s" % self.config.acpMask
acpWkb = open(self.config.acpMask, 'r')
acpRegs = wkb.loads(acpWkb.read().decode('hex'))
acpWkb.close()
inside = np.asarray(map(lambda x, y: acpRegs.contains(Point(x, y)),
raArr, decArr))
else:
inside = np.isfinite(raArr)
if os.path.isfile(self.config.rejMask):
print "## Filter through : %s" % self.config.rejMask
rejWkb = open(self.config.rejMask, 'r')
rejRegs = wkb.loads(rejWkb.read().decode('hex'))
rejWkb.close()
masked = np.asarray(map(lambda x, y: rejRegs.contains(Point(x, y)),
raArr, decArr))
else:
masked = np.isnan(raArr)
useful = np.asarray(map(lambda x, y: x and (not y), inside, masked))
ra, dec = raArr[useful], decArr[useful]
print "## %d out of %d objects left" % (len(ra), len(raArr))
nFakes = len(ra)
else:
ra, dec = raArr, decArr
outTab = astropy.table.Table()
outTab.add_column(astropy.table.Column(name="RA", data=ra))
outTab.add_column(astropy.table.Column(name="Dec", data=dec))
if self.config.inputCat is not None:
galData = astropy.table.Table().read(self.config.inputCat)
randInd = np.random.choice(range(len(galData)), size=nFakes)
mergedData = galData[randInd]
for colname in mergedData.columns:
outTab.add_column(astropy.table.Column(name=colname,
data=mergedData[colname]))
""" Modified by SH; to generate multiBand catalog at the same time"""
magList = [col for col in galData.colnames if 'mag_' in col]
if len(magList) >= 1:
print "Find magnitude in %d band(s)"%len(magList)
for mag in magList:
try:
outTab.remove_column('mag')
except KeyError:
pass
outTab.add_column(astropy.table.Column(name='mag',
data=mergedData[mag]))
outFits = os.path.join(self.config.outDir,
'src_%d_radec_%s.fits'%(tractId, mag.split('_')[1].upper()))
print outFits
outTab.write(outFits, overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec.fits'%tractId),
overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec_only.fits'%tractId),
overwrite=True)
def run(self, dataRef):
print dataRef.dataId
skyMap = dataRef.get('deepCoadd_skyMap', immediate=True)
tractId = dataRef.dataId['tract']
tract = skyMap[tractId]
extPatch = tract.getNumPatches()
nPatch = extPatch.getX() * extPatch.getY()
nFakes = self.config.rhoFakes * nPatch
ra_vert, dec_vert = zip(*tract.getVertexList())
ra_vert = sorted(ra_vert)
dec_vert = sorted(dec_vert)
ra0 = ra_vert[0].asDegrees()
ra1 = ra_vert[-1].asDegrees()
dec0 = dec_vert[0].asDegrees()
dec1 = dec_vert[-1].asDegrees()
"""
Added by Song Huang 2016-09-02
Tracts in the Deep and Wide layers are defined to have overlaps of 1 arcmin
between the two adjacent Tracts: 1 arcmin ~ 0.01667 deg
"""
if self.config.innerTract:
ra0 += 0.0167
ra1 -= 0.0167
dec0 += 0.0167
dec1 -= 0.0167
raArr, decArr = np.array(
zip(*makeRaDecCat.getRandomRaDec(
nFakes, ra0, ra1, dec0, dec1, rad=self.config.rad)))
"""
Added by Song Huang 2016-09-01
Filter the random RA, DEC using two filters
"""
if self.config.acpMask is not None or self.config.rejMask is not None:
try:
from shapely import wkb
from shapely.geometry import Point
except ImportError:
raise Exception(
'Please install the Shapely library before using this function'
)
if os.path.isfile(self.config.acpMask):
print "## Filter through : %s" % self.config.acpMask
acpWkb = open(self.config.acpMask, 'r')
acpRegs = wkb.loads(acpWkb.read().decode('hex'))
acpWkb.close()
inside = np.asarray(
map(lambda x, y: acpRegs.contains(Point(x, y)), raArr,
decArr))
else:
inside = np.isfinite(raArr)
if os.path.isfile(self.config.rejMask):
print "## Filter through : %s" % self.config.rejMask
rejWkb = open(self.config.rejMask, 'r')
rejRegs = wkb.loads(rejWkb.read().decode('hex'))
rejWkb.close()
masked = np.asarray(
map(lambda x, y: rejRegs.contains(Point(x, y)), raArr,
decArr))
else:
masked = np.isnan(raArr)
useful = np.asarray(map(lambda x, y: x and (not y), inside,
masked))
ra, dec = raArr[useful], decArr[useful]
print "## %d out of %d objects left" % (len(ra), len(raArr))
nFakes = len(ra)
else:
ra, dec = raArr, decArr
outTab = astropy.table.Table()
outTab.add_column(astropy.table.Column(name="RA", data=ra))
outTab.add_column(astropy.table.Column(name="Dec", data=dec))
if self.config.inputCat is not None:
galData = astropy.table.Table().read(self.config.inputCat)
randInd = np.random.choice(range(len(galData)), size=nFakes)
mergedData = galData[randInd]
for colname in mergedData.columns:
outTab.add_column(
astropy.table.Column(name=colname,
data=mergedData[colname]))
""" Modified by SH; to generate multiBand catalog at the same time"""
magList = [col for col in galData.colnames if 'mag_' in col]
if len(magList) >= 1:
print "Find magnitude in %d band(s)" % len(magList)
for mag in magList:
try:
outTab.remove_column('mag')
except KeyError:
pass
outTab.add_column(
astropy.table.Column(name='mag', data=mergedData[mag]))
outFits = os.path.join(
self.config.outDir, 'src_%d_radec_%s.fits' %
(tractId, mag.split('_')[1].upper()))
print outFits
outTab.write(outFits, overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec.fits' % tractId),
overwrite=True)
else:
outTab.write(os.path.join(self.config.outDir,
'src_%d_radec_only.fits' % tractId),
overwrite=True)
