Exemple #1
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 def setUp(self):
     self.filters1 = FilterDefinitionCollection(
         FilterDefinition(physical_filter='abc', lambdaEff=123),
         FilterDefinition(physical_filter='def', lambdaEff=456))
     self.filters2 = FilterDefinitionCollection(
         FilterDefinition(physical_filter='abc', lambdaEff=321),
         FilterDefinition(physical_filter='def', lambdaEff=654))
     FilterDefinitionCollection.reset()
Exemple #2
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 def setUp(self):
     self.filters1 = FilterDefinitionCollection(
         FilterDefinition(physical_filter='abc', lambdaEff=123),
         FilterDefinition(physical_filter='def',
                          band='d',
                          doc="This is a test filter.",
                          lambdaEff=456))
     self.filters2 = FilterDefinitionCollection(
         FilterDefinition(physical_filter='abc', lambdaEff=321),
         FilterDefinition(physical_filter='def', band='dd', lambdaEff=654))
     FilterDefinitionCollection.reset()
Exemple #3
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    def setUp(self):
        lsst.afw.image.utils.resetFilters()
        self.filter_g = FilterDefinition(band="g",
                                         physical_filter="HSC-G",
                                         lambdaEff=1234,
                                         alias={'ABCDEFG'})
        self.filter_g2 = FilterDefinition(band="g",
                                          physical_filter="HSC-G2",
                                          afw_name='g2',
                                          lambdaEff=1235,
                                          alias={'HIJK'})

        self.physical_only = FilterDefinition(physical_filter="physical",
                                              lambdaEff=0)
        self.afw_name = FilterDefinition(physical_filter="afw_name",
                                         lambdaEff=5,
                                         afw_name="afw only")
        self.abstract = FilterDefinition(physical_filter="abstract",
                                         lambdaEff=42,
                                         band="abstract only")
Exemple #4
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                                 alias=[])
    else:
        assert filter_dict[band]["lambdaEff"] == lambdaEff

        filter_dict[band]["alias"].append(physical_filter)


# The LSST Filters from L. Jones 05/14/2020 - "Edges" = 5% of peak throughput
# See https://github.com/rhiannonlynne/notebooks/blob/master/Filter%20Characteristics.ipynb # noqa: W505
#
# N.b. DM-26623 requests that these physical names be updated once
# the camera team has decided upon the final values (CAP-617)

LsstCamFiltersBaseline = FilterDefinitionCollection(
    FilterDefinition(physical_filter="empty",
                     band="white",
                     lambdaEff=0.0,
                     alias={"no_filter", "open"}),
    FilterDefinition(physical_filter="u",
                     band="u",
                     lambdaEff=368.48,
                     lambdaMin=320.00,
                     lambdaMax=408.60),
    FilterDefinition(physical_filter="g",
                     band="g",
                     lambdaEff=480.20,
                     lambdaMin=386.40,
                     lambdaMax=567.00),
    FilterDefinition(physical_filter="r",
                     band="r",
                     lambdaEff=623.12,
                     lambdaMin=537.00,
Exemple #5
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        physical_filter=physical_filter,
        band=band,
        lambdaEff=lambdaEff,
        alias=[],
    )


# The LSST Filters from L. Jones 05/14/2020 - "Edges" = 5% of peak throughput
# See https://github.com/rhiannonlynne/notebooks/blob/master/Filter%20Characteristics.ipynb # noqa: W505
#
# N.b. DM-26623 requests that these physical names be updated once
# the camera team has decided upon the final values (CAP-617)

LsstCamFiltersBaseline = FilterDefinitionCollection(
    FilterDefinition(physical_filter="empty",
                     band="white",
                     lambdaEff=0.0,
                     alias={"no_filter", "open"}),
    FilterDefinition(physical_filter="u",
                     band="u",
                     lambdaEff=368.48,
                     lambdaMin=320.00,
                     lambdaMax=408.60),
    FilterDefinition(physical_filter="g",
                     band="g",
                     lambdaEff=480.20,
                     lambdaMin=386.40,
                     lambdaMax=567.00),
    FilterDefinition(physical_filter="r",
                     band="r",
                     lambdaEff=623.12,
                     lambdaMin=537.00,
Exemple #6
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class TestFilterDefinition(lsst.utils.tests.TestCase):
    def setUp(self):
        lsst.afw.image.utils.resetFilters()
        self.filter_g = FilterDefinition(band="g",
                                         physical_filter="HSC-G",
                                         lambdaEff=1234,
                                         alias={'ABCDEFG'})
        self.filter_g2 = FilterDefinition(band="g",
                                          physical_filter="HSC-G2",
                                          afw_name='g2',
                                          lambdaEff=1235,
                                          alias={'HIJK'})

        self.physical_only = FilterDefinition(physical_filter="physical",
                                              lambdaEff=0)
        self.afw_name = FilterDefinition(physical_filter="afw_name",
                                         lambdaEff=5,
                                         afw_name="afw only")
        self.abstract = FilterDefinition(physical_filter="abstract",
                                         lambdaEff=42,
                                         band="abstract only")

    def testDefineFilters(self):
        """Test that a filter is properly defined in afw."""
        # the filter should not exist until we define it
        with self.assertRaises(lsst.pex.exceptions.NotFoundError):
            lsst.afw.image.Filter('g')
        with self.assertRaises(lsst.pex.exceptions.NotFoundError):
            lsst.afw.image.Filter('g2')
        with self.assertRaises(lsst.pex.exceptions.NotFoundError):
            lsst.afw.image.Filter('HSC-G')

        self.filter_g.defineFilter()
        filter = lsst.afw.image.Filter('g')
        filter_alias = lsst.afw.image.Filter('HSC-G')
        self.assertEqual(filter.getName(), 'g')
        # afw Filter stores the aliased name as the CannonicalName
        self.assertEqual(filter_alias.getCanonicalName(), 'g')
        self.assertEqual(filter, filter_alias)
        self.assertEqual(['ABCDEFG', 'HSC-G'], sorted(filter.getAliases()))

        self.filter_g2.defineFilter()
        filter2 = lsst.afw.image.Filter('g2')
        filter2_alias = lsst.afw.image.Filter('HSC-G2')
        self.assertEqual(filter2.getName(), 'g2')
        self.assertEqual(filter2_alias.getCanonicalName(), 'g2')
        self.assertEqual(filter2, filter2_alias)
        self.assertEqual(['HIJK', 'HSC-G2'], sorted(filter2.getAliases()))

    def test_physical_only(self):
        """physical_filter is the only name this filter has.
        """
        self.physical_only.defineFilter()
        filter = lsst.afw.image.Filter('physical')
        self.assertEqual(filter.getName(), 'physical')
        self.assertEqual([], sorted(filter.getAliases()))
        self.assertEqual(self.physical_only.makeFilterLabel(),
                         lsst.afw.image.FilterLabel(physical='physical'))

    def test_afw_name(self):
        """afw_name is the Filter name, physical_filter is an alias.
        """
        self.afw_name.defineFilter()
        filter = lsst.afw.image.Filter('afw only')
        filter_alias = lsst.afw.image.Filter('afw_name')
        self.assertEqual(filter.getName(), 'afw only')
        self.assertEqual(filter_alias.getCanonicalName(), 'afw only')
        self.assertEqual(['afw_name'], sorted(filter.getAliases()))
        self.assertEqual(self.afw_name.makeFilterLabel(),
                         lsst.afw.image.FilterLabel(physical='afw_name'))

    def test_abstract_only(self):
        """band is the Filter name, physical_filter is an alias.
        """
        self.abstract.defineFilter()
        filter = lsst.afw.image.Filter('abstract only')
        filter_alias = lsst.afw.image.Filter('abstract')
        self.assertEqual(filter.getName(), 'abstract only')
        self.assertEqual(filter_alias.getCanonicalName(), 'abstract only')
        self.assertEqual(['abstract'], sorted(filter.getAliases()))
        self.assertEqual(
            self.abstract.makeFilterLabel(),
            lsst.afw.image.FilterLabel(band='abstract only',
                                       physical='abstract'))
Exemple #7
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# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# lambdaMin and lambda max are chosen to be where the filter rises above 1%
# from http://www.ctio.noao.edu/noao/sites/default/files/DECam/DECam_filters_transmission.txt
DECAM_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(physical_filter="u DECam c0006 3500.0 1000.0",
                     band="u",
                     lambdaEff=350,
                     lambdaMin=305,
                     lambdaMax=403),
    FilterDefinition(physical_filter="g DECam SDSS c0001 4720.0 1520.0",
                     band="g",
                     lambdaEff=450,
                     lambdaMin=394,
                     lambdaMax=555),
    FilterDefinition(physical_filter="r DECam SDSS c0002 6415.0 1480.0",
                     band="r",
                     lambdaEff=600,
                     lambdaMin=562,
                     lambdaMax=725),
    FilterDefinition(
        physical_filter="i DECam SDSS c0003 7835.0 1470.0",
        band="i",
from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# lambdaMin and lambda max are chosen to be where the filter rises above 1%
# from HELP/SVO:
# https://github.com/H-E-L-P/herschelhelp_python/blob/master/database_builder/filters/
VIRCAM_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(band="Clear", physical_filter="NONE", lambdaEff=0,
                     alias=["Clear", "NONE", "None", "Unrecognised", "UNRECOGNISED",
                            "Unrecognized", "UNRECOGNIZED", "NOTSET"]),
    FilterDefinition(physical_filter="VIRCAM-Z",
                     band='Z',
                     lambdaEff=8762.4437058376E-1,
                     lambdaMin=8156.5423076923E-1,
                     lambdaMax=9400.45E-1),
    FilterDefinition(physical_filter="VIRCAM-Y",
                     band='Y',
                     lambdaEff=10184.228370757E-1,
                     lambdaMin=9427.060857538E-1,
                     lambdaMax=10976.565495208E-1),
    FilterDefinition(physical_filter="VIRCAM-J",
                     band='J',
                     lambdaEff=12464.429377059E-1,
                     lambdaMin=11427.444047011E-1,
                     lambdaMax=13759.028571429E-1),
    FilterDefinition(physical_filter="VIRCAM-H",
                     band='H',
                     lambdaEff=16310.014908445E-1,
                     lambdaMin=14603.599766628E-1,
                     lambdaMax=18422.112893276E-1),
    FilterDefinition(physical_filter="VIRCAM-Ks",
    #K Capitalised and without s based on
Exemple #9
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# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

__all__ = ("MEGAPRIME_FILTER_DEFINITIONS", )

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# Filter specification comes from
# https://www.cfht.hawaii.edu/Instruments/Filters/megaprimenew.html

# With current afwFilter singleton we can not define abstract filters
# properly since we are only allowed one u alias.
MEGAPRIME_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(physical_filter="u.MP9301",
                     band="u",
                     lambdaEff=374,
                     lambdaMin=336,
                     lambdaMax=412),
    FilterDefinition(physical_filter="u.MP9302",
                     band="u2",
                     alias={"u2"},
                     lambdaEff=354,
                     lambdaMin=310,
                     lambdaMax=397),
    FilterDefinition(physical_filter="u.MP9303",
                     band="u3",
                     lambdaEff=395,
                     lambdaMin=390,
                     lambdaMax=400),
    FilterDefinition(physical_filter="g.MP9401",
                     band="g",
Exemple #10
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# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

__all__ = ("MEGAPRIME_FILTER_DEFINITIONS", )

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# Filter specification comes from
# https://www.cfht.hawaii.edu/Instruments/Filters/megaprimenew.html

# With current afwFilter singleton we can not define abstract filters
# properly since we are only allowed one u alias.
MEGAPRIME_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(physical_filter="u.MP9301", band="u"),
    FilterDefinition(physical_filter="u.MP9302", band="u", afw_name="u2"),
    FilterDefinition(physical_filter="u.MP9303", band="u", afw_name="u3"),
    FilterDefinition(physical_filter="g.MP9401", band="g"),
    FilterDefinition(physical_filter="g.MP9402", band="g", afw_name="g2"),
    FilterDefinition(physical_filter="g.MP9501", band="g", afw_name="g3"),
    FilterDefinition(physical_filter="g.MP9502", band="g", afw_name="g4"),
    FilterDefinition(physical_filter="r.MP9601", band="r"),
    FilterDefinition(physical_filter="r.MP9602", band="r", afw_name="r2"),
    FilterDefinition(physical_filter="r.MP9603", band="r", afw_name="r3"),
    FilterDefinition(physical_filter="r.MP9604", band="r", afw_name="r4"),
    FilterDefinition(physical_filter="r.MP9605", band="r", afw_name="r5"),
    FilterDefinition(physical_filter="i.MP9701", band="i"),
    FilterDefinition(physical_filter="i.MP9702", band="i", afw_name="i2"),
    FilterDefinition(physical_filter="i.MP9703", band="i", afw_name="i3"),
    FilterDefinition(physical_filter="z.MP9801", band="z"),
Exemple #11
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from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# SDSS g': http://www.naoj.org/Observing/Instruments/SCam/txt/g.txt
# SDSS r': http://www.naoj.org/Observing/Instruments/SCam/txt/r.txt
# SDSS i': http://www.naoj.org/Observing/Instruments/SCam/txt/i.txt
# SDSS z': http://www.naoj.org/Observing/Instruments/SCam/txt/z.txt
# y-band: Shimasaku et al., 2005, PASJ, 57, 447

# The order of these filters matters as their IDs are used to generate at
# least some object IDs (e.g. on coadds) and changing the order will
# invalidate old objIDs
HSC_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(abstract_filter="UNRECOGNISED",
                     physical_filter="NONE",
                     lambdaEff=0,
                     alias=[
                         "NONE", "None", "Unrecognised", "UNRECOGNISED",
                         "Unrecognized", "UNRECOGNIZED", "NOTSET"
                     ]),
    FilterDefinition(physical_filter="HSC-G",
                     abstract_filter="g",
                     lambdaEff=477,
                     alias={'W-S-G+'}),
    FilterDefinition(physical_filter="HSC-R",
                     abstract_filter="r",
                     lambdaEff=623,
                     alias={'W-S-R+'}),
    FilterDefinition(physical_filter="ENG-R1",
                     abstract_filter="r1",
                     lambdaEff=623,
                     alias={'109'}),
Exemple #12
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__all__ = ("CTMO_FILTER_DEFINITIONS",)

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

CTMO_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(
        physical_filter="Clear", band="Clear", lambdaEff=535.5, alias={"Clear"}
    )
)
Exemple #13
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# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# SDSS g': http://www.naoj.org/Observing/Instruments/SCam/txt/g.txt
# SDSS r': http://www.naoj.org/Observing/Instruments/SCam/txt/r.txt
# SDSS i': http://www.naoj.org/Observing/Instruments/SCam/txt/i.txt
# SDSS z': http://www.naoj.org/Observing/Instruments/SCam/txt/z.txt
# y-band: Shimasaku et al., 2005, PASJ, 57, 447

# The order of these filters matters as their IDs are used to generate at
# least some object IDs (e.g. on coadds) and changing the order will
# invalidate old objIDs
HSC_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(band="unknown", physical_filter="unknown",
                     alias=["UNKNOWN", "Unrecognised", "UNRECOGNISED",
                            "Unrecognized", "UNRECOGNIZED", "NOTSET"]),
    FilterDefinition(band="white", physical_filter="empty",
                     alias=["NONE"]),
    FilterDefinition(physical_filter="HSC-G",
                     band="g",
                     alias={'W-S-G+'}),
    FilterDefinition(physical_filter="HSC-R",
                     band="r",
                     doc="Original r-band filter, replaced in July 2016 with HSC-R2.",
                     alias={'W-S-R+'}),
    FilterDefinition(physical_filter="ENG-R1",
                     band="r",
                     doc="A filter used during early camera construction;"
                         "very little data was taken with this filter.",
                     alias={'109'}),
Exemple #14
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# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from lsst.obs.base import FilterDefinition, FilterDefinitionCollection

# lambdaMin and lambda max are chosen to be where the filter rises above 1%
# from http://www.ctio.noao.edu/noao/sites/default/files/DECam/DECam_filters_transmission.txt
DECAM_FILTER_DEFINITIONS = FilterDefinitionCollection(
    FilterDefinition(physical_filter="u DECam c0006 3500.0 1000.0",
                     band="u",
                     lambdaEff=350,
                     lambdaMin=305,
                     lambdaMax=403),
    FilterDefinition(physical_filter="g DECam SDSS c0001 4720.0 1520.0",
                     band="g",
                     lambdaEff=450,
                     lambdaMin=394,
                     lambdaMax=555),
    FilterDefinition(physical_filter="r DECam SDSS c0002 6415.0 1480.0",
                     band="r",
                     lambdaEff=600,
                     lambdaMin=562,
                     lambdaMax=725),
    FilterDefinition(
        physical_filter="i DECam SDSS c0003 7835.0 1470.0",
        band="i",