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| author | dencheva <dencheva@stsci.edu> | 2013-04-17 13:13:35 -0400 |
|---|---|---|
| committer | dencheva <dencheva@stsci.edu> | 2013-04-17 13:13:35 -0400 |
| commit | 7fe02229baef40806d2fc4073956a58dd4302445 (patch) | |
| tree | f1925934fe89e4289ec87afd6b13fea9fc6bb4b3 /lib/stwcs/updatewcs/npol.py | |
| parent | 182bb8fa28ca7df112e96019be60784ac502fd1a (diff) | |
| download | stwcs_hcf-7fe02229baef40806d2fc4073956a58dd4302445.tar.gz | |
Add support for binned images and subarrays to D2IM and NPOL corrections
git-svn-id: http://svn.stsci.edu/svn/ssb/stsci_python/stwcs/trunk@24316 fe389314-cf27-0410-b35b-8c050e845b92
Diffstat (limited to 'lib/stwcs/updatewcs/npol.py')
| -rw-r--r-- | lib/stwcs/updatewcs/npol.py | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/lib/stwcs/updatewcs/npol.py b/lib/stwcs/updatewcs/npol.py index 2c90611..cebaa8e 100644 --- a/lib/stwcs/updatewcs/npol.py +++ b/lib/stwcs/updatewcs/npol.py @@ -74,16 +74,17 @@ class NPOLCorr(object): if extname == 'sci': extversion = ext.header['EXTVER'] ccdchip = cls.get_ccdchip(fobj, extname='SCI', extver=extversion) - binned = utils.getBinning(fobj, extversion) header = ext.header - # get the data arrays from the reference file and transform them for use with SIP + # get the data arrays from the reference file and transform + # them for use with SIP dx,dy = cls.getData(nplfile, ccdchip) idccoeffs = cls.getIDCCoeffs(header) if idccoeffs != None: dx, dy = cls.transformData(dx,dy, idccoeffs) - # Determine EXTVER for the WCSDVARR extension from the NPL file (EXTNAME, EXTVER) kw. + # Determine EXTVER for the WCSDVARR extension from the + # NPL file (EXTNAME, EXTVER) kw. # This is used to populate DPj.EXTVER kw wcsdvarr_x_version = 2 * extversion -1 wcsdvarr_y_version = 2 * extversion @@ -91,7 +92,7 @@ class NPOLCorr(object): error_val = ename[2].max() cls.addSciExtKw(header, wdvarr_ver=ename[1], npol_extname=ename[0], error_val=error_val) hdu = cls.createNpolHDU(header, npolfile=nplfile, \ - wdvarr_ver=ename[1], npl_extname=ename[0], data=ename[2],ccdchip=ccdchip, binned=binned) + wdvarr_ver=ename[1], npl_extname=ename[0], data=ename[2],ccdchip=ccdchip) if wcsdvarr_ind: fobj[wcsdvarr_ind[ename[1]]] = hdu else: @@ -218,17 +219,17 @@ class NPOLCorr(object): getIDCCoeffs = classmethod(getIDCCoeffs) - def createNpolHDU(cls, sciheader, npolfile=None, wdvarr_ver=1, npl_extname=None,data = None, ccdchip=1, binned=1): + def createNpolHDU(cls, sciheader, npolfile=None, wdvarr_ver=1, npl_extname=None,data = None, ccdchip=1): """ Creates an HDU to be added to the file object. """ - hdr = cls.createNpolHdr(sciheader, npolfile=npolfile, wdvarr_ver=wdvarr_ver, npl_extname=npl_extname, ccdchip=ccdchip, binned=binned) + hdr = cls.createNpolHdr(sciheader, npolfile=npolfile, wdvarr_ver=wdvarr_ver, npl_extname=npl_extname, ccdchip=ccdchip) hdu=pyfits.ImageHDU(header=hdr, data=data) return hdu createNpolHDU = classmethod(createNpolHDU) - def createNpolHdr(cls, sciheader, npolfile, wdvarr_ver, npl_extname, ccdchip, binned): + def createNpolHdr(cls, sciheader, npolfile, wdvarr_ver, npl_extname, ccdchip): """ Creates a header for the WCSDVARR extension based on the NPOL reference file and sci extension header. The goal is to always work in image coordinates @@ -271,10 +272,12 @@ class NPOLCorr(object): for i in range(1, naxis+1): si = str(i) kw_val1['NAXIS'+si] = npol_header.get('NAXIS'+si) - kw_val1['CDELT'+si] = npol_header.get('CDELT'+si, 1.0) + kw_val1['CDELT'+si] = npol_header.get('CDELT'+si, 1.0) * \ + sciheader.get('LTM'+si+'_'+si, 1) kw_val1['CRPIX'+si] = npol_header.get('CRPIX'+si, 0.0) - kw_val1['CRVAL'+si] = npol_header.get('CRVAL'+si, 0.0) - + kw_val1['CRVAL'+si] = (npol_header.get('CRVAL'+si, 0.0) - \ + sciheader.get('LTV'+str(i), 0)) + kw_comm0 = {'XTENSION': 'Image extension', 'BITPIX': 'IEEE floating point', 'NAXIS': 'Number of axes', |