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Diffstat (limited to 'lib/mappings.py')
| -rw-r--r-- | lib/mappings.py | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/mappings.py b/lib/mappings.py new file mode 100644 index 0000000..fed9b60 --- /dev/null +++ b/lib/mappings.py @@ -0,0 +1,38 @@ +from pytools import fileutil + +# This dictionary maps an instrument into an instrument class +# The instrument class handles instrument specific keywords + +inst_mappings={'WFPC2': 'WFPC2WCS', + 'ACS': 'ACSWCS' + } + +DEGTORAD = fileutil.DEGTORAD +RADTODEG = fileutil.RADTODEG + +# A dictionary which lists the allowed corrections for each instrument. +# These are the default corrections applied also in the pipeline. +#Dgeo correction is applied separately. +allowed_corrections={'WFPC2': ['MakeWCS','CompSIP'], + 'ACS': ['TDDCorr', 'MakeWCS','CompSIP', 'VACorr'] + } + +# A list of instrument specific keywords +# Every instrument class must have methods which define each of these +# as class attributes. +ins_spec_kw = ['ltv1', 'ltv2', 'parity', 'binned','vafactor', 'chip', + 'naxis1', 'naxis2', 'filter1', 'filter2'] + +# A list of keywords defined in the primary header. +# The HSTWCS class sets this as attributes +prim_hdr_kw = ['detector', 'offtab', 'idctab', 'date-obs', + 'pa_v3', 'ra_targ', 'dec_targ'] + +# These are the keywords which are archived before MakeWCS is run +basic_wcs = ['CD1_1', 'CD1_2', 'CD2_1', 'CD2_2', 'CRVAL1','CRVAL2','CTYPE1', 'CTYPE2', + 'CRPIX1', 'CRPIX2', 'CTYPE1', 'CTYPE2', 'ORIENTAT'] + +dgeo_vals = {'ACS': + {'naxis1':65, 'naxis2':33, 'extver':1, 'crpix1':33.5, 'crpix2':16.5, + 'cdelt1':1., 'cdelt2':1., 'crval1':2048., 'crval2':1024.} + }
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