def setUp(self):
self.tempDB = os.path.join(self.scratch_dir, 'PhoSimTestDatabase.db')
self.obs_metadata = makePhoSimTestDB(size=10, filename=self.tempDB)
self.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite',
database=self.tempDB)
self.diskDB = testGalaxyDiskDBObj(driver='sqlite',
database=self.tempDB)
self.agnDB = testGalaxyAgnDBObj(driver='sqlite', database=self.tempDB)
self.starDB = testStarsDBObj(driver='sqlite', database=self.tempDB)
filter_translation = {'u': 0, 'g': 1, 'r': 2, 'i': 3, 'z': 4, 'y': 5}
alt, az, pa = altAzPaFromRaDec(self.obs_metadata.pointingRA,
self.obs_metadata.pointingDec,
self.obs_metadata,
includeRefraction=False)
self.control_header = [
'moondec %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['moondec']),
'rottelpos %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['rottelpos']),
'declination %.17f\n' % self.obs_metadata.pointingDec,
'moonalt %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['moonalt']),
'rotskypos %.17f\n' % self.obs_metadata.rotSkyPos,
'moonra %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['moonra']),
'sunalt %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['sunalt']),
'mjd %.17f\n' % (self.obs_metadata.mjd.TAI + 16.5 / 86400.0),
'azimuth %.17f\n' % az,
'rightascension %.17f\n' % self.obs_metadata.pointingRA,
'dist2moon %.7f\n' %
np.degrees(self.obs_metadata.OpsimMetaData['dist2moon']),
'filter %d\n' % filter_translation[self.obs_metadata.bandpass],
'altitude %.17f\n' % alt
]
def test_galaxy_astrometry_degrees(self):
"""
Test that we can go from raPhoSim, decPhoSim to ICRS coordinates
in the case of galaxies (in degrees)
"""
db = testGalaxyDiskDBObj(driver='sqlite', database=self.db_name)
cat = GalaxyTestCatalog(db, obs_metadata=self.obs)
with lsst.utils.tests.getTempFilePath('.txt') as cat_name:
cat.write_catalog(cat_name)
dtype = np.dtype([('raICRS', float), ('decICRS', float),
('raPhoSim', float), ('decPhoSim', float)])
data = np.genfromtxt(cat_name, dtype=dtype)
self.assertGreater(len(data), 100)
# verify that, when transforming back to ICRS, we are within
# 10^-3 arcsec
ra_icrs, dec_icrs = PhoSimAstrometryBase.icrsFromPhoSim(
data['raPhoSim'], data['decPhoSim'], self.obs)
dist = angularSeparation(data['raICRS'], data['decICRS'], ra_icrs,
dec_icrs)
dist = 3600.0 * dist
self.assertLess(dist.max(), 0.001)
# verify that the distance between raPhoSim, decPhoSim and
# raICRS, decICRS is greater than the distance between
# the original raICRS, decICRS and the newly-calculated
# raICRS, decICRS
dist_bad = angularSeparation(data['raPhoSim'], data['decPhoSim'],
data['raICRS'], data['decICRS'])
dist_bad = 3600.0 * dist_bad
self.assertGreater(dist_bad.min(), dist.max())
del db
def setUp(self):
self.obs_metadata = makePhoSimTestDB(size=10)
self.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.diskDB = testGalaxyDiskDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.agnDB = testGalaxyAgnDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.starDB = testStarsDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
baseLineFileName = lsst.utils.getPackageDir('sims_catUtils')+'/tests/testData/phoSimControlCatalog.txt'
self.baseLineFile = open(baseLineFileName,'r')
def setUpClass(cls):
cls.dbName = tempfile.mktemp(dir=ROOT, prefix='PhoSimVariabilityDatabase-', suffix='.db')
cls.obs_metadata = makePhoSimTestDB(size=10, filename=cls.dbName)
cls.obs_metadata.mjd = ModifiedJulianDate(TAI=60000.0)
cls.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite', database=cls.dbName)
cls.diskDB = testGalaxyDiskDBObj(driver='sqlite', database=cls.dbName)
cls.agnDB = testGalaxyAgnDBObj(driver='sqlite', database=cls.dbName)
cls.starDB = testStarsDBObj(driver='sqlite', database=cls.dbName)
def setUp(cls):
cls.dbName = 'PhoSimVariabilityDatabase.db'
if os.path.exists(cls.dbName):
os.unlink(cls.dbName)
cls.obs_metadata = makePhoSimTestDB(size=10, filename=cls.dbName)
cls.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite', database=cls.dbName)
cls.diskDB = testGalaxyDiskDBObj(driver='sqlite', database=cls.dbName)
cls.agnDB = testGalaxyAgnDBObj(driver='sqlite', database=cls.dbName)
cls.starDB = testStarsDBObj(driver='sqlite', database=cls.dbName)
def testGalaxyDisks(self):
"""
Test that GalSimInterpreter puts the right number of counts on images of galaxy disks
"""
catName = os.path.join(self.scratch_dir, 'testDiskCat.sav')
gals = testGalaxyDiskDBObj(driver=self.driver, database=self.dbName)
cat = testGalaxyCatalog(gals, obs_metadata=self.obs_metadata)
cat.write_catalog(catName)
self.catalogTester(catName=catName, catalog=cat, nameRoot='disk')
if os.path.exists(catName):
os.unlink(catName)
def testGalaxyDisks(self):
"""
Test that GalSimInterpreter puts the right number of counts on images of galaxy disks
"""
catName = 'testDiskCat.sav'
gals = testGalaxyDiskDBObj(driver=self.driver, database=self.dbName)
cat = testGalaxyCatalog(gals, obs_metadata = self.obs_metadata)
cat.write_catalog(catName)
self.catalogTester(catName=catName, catalog=cat, nameRoot='disk')
if os.path.exists(catName):
os.unlink(catName)
def test_galaxy_astrometry_radians(self):
"""
Test that we can go from raPhoSim, decPhoSim to ICRS coordinates
in the case of galaxies (in radians)
"""
cat_name = os.path.join(self.scratch_dir, 'phosim_ast_gal_cat_rad.txt')
if os.path.exists(cat_name):
os.unlink(cat_name)
db = testGalaxyDiskDBObj(driver='sqlite', database=self.db_name)
cat = GalaxyTestCatalog(db, obs_metadata=self.obs)
cat.write_catalog(cat_name)
dtype = np.dtype([('raICRS', float), ('decICRS', float),
('raPhoSim', float), ('decPhoSim', float)])
data = np.genfromtxt(cat_name, dtype=dtype)
self.assertGreater(len(data), 100)
ra_pho_rad = np.radians(data['raPhoSim'])
dec_pho_rad = np.radians(data['decPhoSim'])
# verify that, when transforming back to ICRS, we are within
# 10^-3 arcsec
ra_icrs, dec_icrs = PhoSimAstrometryBase._icrsFromPhoSim(
ra_pho_rad, dec_pho_rad, self.obs)
dist = _angularSeparation(np.radians(data['raICRS']),
np.radians(data['decICRS']), ra_icrs,
dec_icrs)
dist = arcsecFromRadians(dist)
self.assertLess(dist.max(), 0.001)
# verify that the distance between raPhoSim, decPhoSim and
# raICRS, decICRS is greater than the distance between
# the original raICRS, decICRS and the newly-calculated
# raICRS, decICRS
dist_bad = _angularSeparation(ra_pho_rad, dec_pho_rad,
np.radians(data['raICRS']),
np.radians(data['decICRS']))
dist_bad = arcsecFromRadians(dist_bad)
self.assertGreater(dist_bad.min(), dist.max())
if os.path.exists(cat_name):
os.unlink(cat_name)
del db
def setUp(self):
self.obs_metadata = makePhoSimTestDB(size=10)
self.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.diskDB = testGalaxyDiskDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.agnDB = testGalaxyAgnDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
self.starDB = testStarsDBObj(driver='sqlite', database='PhoSimTestDatabase.db')
filter_translation={'u':0,'g':1, 'r':2, 'i':3, 'z':4, 'y':5}
self.control_header = ['Opsim_moondec %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_moondec'][0]),
'Opsim_rottelpos %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_rottelpos'][0]),
'Unrefracted_Dec %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['pointingDec'][0]),
'Opsim_moonalt %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_moonalt'][0]),
'Opsim_rotskypos %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_rotskypos'][0]),
'Opsim_moonra %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_moonra'][0]),
'Opsim_sunalt %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_sunalt'][0]),
'Opsim_expmjd %.9g\n' % self.obs_metadata.phoSimMetaData['Opsim_expmjd'][0],
'Unrefracted_Azimuth %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Unrefracted_Azimuth'][0]),
'Unrefracted_RA %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['pointingRA'][0]),
'Opsim_dist2moon %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Opsim_dist2moon'][0]),
'Opsim_filter %d\n' % filter_translation[self.obs_metadata.phoSimMetaData['Opsim_filter'][0]],
'Unrefracted_Altitude %.9g\n' % numpy.degrees(self.obs_metadata.phoSimMetaData['Unrefracted_Altitude'][0])]
def test_galaxy_astrometry_radians(self):
"""
Test that we can go from raPhoSim, decPhoSim to ICRS coordinates
in the case of galaxies (in radians)
"""
db = testGalaxyDiskDBObj(driver='sqlite', database=self.db_name)
cat = GalaxyTestCatalog(db, obs_metadata=self.obs)
with lsst.utils.tests.getTempFilePath('.txt') as cat_name:
cat.write_catalog(cat_name)
dtype = np.dtype([('raICRS', float), ('decICRS', float),
('raPhoSim', float), ('decPhoSim', float)])
data = np.genfromtxt(cat_name, dtype=dtype)
self.assertGreater(len(data), 100)
ra_pho_rad = np.radians(data['raPhoSim'])
dec_pho_rad = np.radians(data['decPhoSim'])
# verify that, when transforming back to ICRS, we are within
# 10^-3 arcsec
ra_icrs, dec_icrs = PhoSimAstrometryBase._icrsFromPhoSim(ra_pho_rad,
dec_pho_rad,
self.obs)
dist = _angularSeparation(np.radians(data['raICRS']),
np.radians(data['decICRS']),
ra_icrs, dec_icrs)
dist = arcsecFromRadians(dist)
self.assertLess(dist.max(), 0.001)
# verify that the distance between raPhoSim, decPhoSim and
# raICRS, decICRS is greater than the distance between
# the original raICRS, decICRS and the newly-calculated
# raICRS, decICRS
dist_bad = _angularSeparation(ra_pho_rad, dec_pho_rad,
np.radians(data['raICRS']),
np.radians(data['decICRS']))
dist_bad = arcsecFromRadians(dist_bad)
self.assertGreater(dist_bad.min(), dist.max())
del db
def setUp(self):
self.tempDB = os.path.join(self.scratch_dir, 'PhoSimTestDatabase.db')
self.obs_metadata = makePhoSimTestDB(size=10, filename=self.tempDB)
self.bulgeDB = testGalaxyBulgeDBObj(driver='sqlite', database=self.tempDB)
self.diskDB = testGalaxyDiskDBObj(driver='sqlite', database=self.tempDB)
self.agnDB = testGalaxyAgnDBObj(driver='sqlite', database=self.tempDB)
self.starDB = testStarsDBObj(driver='sqlite', database=self.tempDB)
filter_translation = {'u': 0, 'g': 1, 'r': 2, 'i': 3, 'z': 4, 'y': 5}
alt, az, pa = altAzPaFromRaDec(self.obs_metadata.pointingRA,
self.obs_metadata.pointingDec,
self.obs_metadata, includeRefraction=False)
self.control_header = ['moondec %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['moondec']),
'rottelpos %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['rottelpos']),
'declination %.17f\n' % self.obs_metadata.pointingDec,
'moonalt %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['moonalt']),
'rotskypos %.17f\n' % self.obs_metadata.rotSkyPos,
'moonra %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['moonra']),
'sunalt %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['sunalt']),
'mjd %.17f\n' % (self.obs_metadata.mjd.TAI+16.5/86400.0),
'azimuth %.17f\n' % az,
'rightascension %.17f\n' % self.obs_metadata.pointingRA,
'dist2moon %.7f\n' % np.degrees(self.obs_metadata.OpsimMetaData['dist2moon']),
'filter %d\n' % filter_translation[self.obs_metadata.bandpass],
'altitude %.17f\n' % alt]
