Exemplo n.º 1
0
def main(pargs):

    import pdb as debugger
    import time

    from pypeit import ginga
    from pypeit import traceslits
    from pypeit.core.trace_slits import get_slitid

    import subprocess

    # Load up
    tslits_dict, mstrace = traceslits.load_tslits(pargs.root)
    import pdb
    pdb.set_trace()

    try:
        ginga.connect_to_ginga(raise_err=True)
    except ValueError:
        subprocess.Popen(['ginga', '--modules=RC'])
        time.sleep(3)

    # This is deprecated since the class is not stored to disk anymore. You can just debug to achieve this functionality
    #if pargs.show is not None:
    #    Tslits.show(pargs.show)
    #    print("Check your Ginga viewer")
    #    return

    # Show Image
    viewer, ch = ginga.show_image(mstrace, chname=pargs.chname)

    nslits = tslits_dict['nslits']
    # Get slit ids
    stup = (mstrace.shape, tslits_dict['slit_left'], tslits_dict['slit_righ'])
    if pargs.dumb_ids:
        slit_ids = range(nslits)
    else:
        slit_ids = [
            get_slitid(stup[0], stup[1], stup[2], ii)[0]
            for ii in range(nslits)
        ]
    ginga.show_slits(viewer,
                     ch,
                     tslits_dict['slit_left'],
                     tslits_dict['slit_righ'],
                     slit_ids,
                     pstep=50)
    print("Check your Ginga viewer")
Exemplo n.º 2
0
    def show(self, slits=True, wcs_match=True):
        """
        Show all of the flat field products

        Args:
            slits (bool, optional):
            wcs_match (bool, optional):

        """
        viewer, ch = ginga.show_image(self.mspixelflat,
                                      chname='pixeflat',
                                      cuts=(0.9, 1.1),
                                      wcs_match=wcs_match,
                                      clear=True)
        viewer, ch = ginga.show_image(self.msillumflat,
                                      chname='illumflat',
                                      cuts=(0.9, 1.1),
                                      wcs_match=wcs_match)
        viewer, ch = ginga.show_image(self.rawflatimg,
                                      chname='flat',
                                      wcs_match=wcs_match)
        viewer, ch = ginga.show_image(self.flat_model,
                                      chname='flat_model',
                                      wcs_match=wcs_match)

        if slits:
            if self.tslits_dict is not None:
                slit_ids = [
                    trace_slits.get_slitid(self.rawflatimg.shape,
                                           self.tslits_dict['slit_left'],
                                           self.tslits_dict['slit_righ'],
                                           ii)[0]
                    for ii in range(self.tslits_dict['slit_left'].shape[1])
                ]
                ginga.show_slits(viewer, ch, self.tslits_dict['slit_left'],
                                 self.tslits_dict['slit_righ'], slit_ids)
Exemplo n.º 3
0
def main(args):

    # List only?
    hdu = fits.open(args.file)
    head0 = hdu[0].header
    if args.list:
        hdu.info()
        return

    # Setup for PYPIT imports
    msgs.reset(verbosity=2)

    # Init
    sdet = get_dnum(args.det, prefix=False)

    # One detector, sky sub for now
    names = [hdu[i].name for i in range(len(hdu))]

    try:
        exten = names.index('DET{:s}-PROCESSED'.format(sdet))
    except:  # Backwards compatability
        msgs.error(
            'Requested detector {:s} was not processed.\n'
            'Maybe you chose the wrong one to view?\n'
            'Set with --det= or check file contents with --list'.format(sdet))
    sciimg = hdu[exten].data
    try:
        exten = names.index('DET{:s}-SKY'.format(sdet))
    except:  # Backwards compatability
        msgs.error(
            'Requested detector {:s} has no sky model.\n'
            'Maybe you chose the wrong one to view?\n'
            'Set with --det= or check file contents with --list'.format(sdet))
    skymodel = hdu[exten].data
    try:
        exten = names.index('DET{:s}-MASK'.format(sdet))
    except ValueError:  # Backwards compatability
        msgs.error(
            'Requested detector {:s} has no bit mask.\n'
            'Maybe you chose the wrong one to view?\n'
            'Set with --det= or check file contents with --list'.format(sdet))
    mask = hdu[exten].data
    try:
        exten = names.index('DET{:s}-IVARMODEL'.format(sdet))
    except ValueError:  # Backwards compatability
        msgs.error(
            'Requested detector {:s} has no IVARMODEL.\n'
            'Maybe you chose the wrong one to view?\n' +
            'Set with --det= or check file contents with --list'.format(sdet))
    ivarmodel = hdu[exten].data
    # Read in the object model for residual map
    try:
        exten = names.index('DET{:s}-OBJ'.format(sdet))
    except ValueError:  # Backwards compatability
        msgs.error(
            'Requested detector {:s} has no object model.\n'
            'Maybe you chose the wrong one to view?\n' +
            'Set with --det= or check file contents with --list'.format(sdet))
    objmodel = hdu[exten].data
    # Get waveimg
    mdir = head0['PYPMFDIR'] + '/'
    if not os.path.exists(mdir):
        mdir_base = os.path.basename(os.path.dirname(mdir)) + '/'
        msgs.warn('Master file dir: {0} does not exist. Using ./{1}'.format(
            mdir, mdir_base))
        mdir = mdir_base

    trace_key = '{0}_{1:02d}'.format(head0['TRACMKEY'], args.det)
    trc_file = os.path.join(
        mdir, MasterFrame.construct_file_name('Trace', trace_key))

    wave_key = '{0}_{1:02d}'.format(head0['ARCMKEY'], args.det)
    waveimg = os.path.join(mdir,
                           MasterFrame.construct_file_name('Wave', wave_key))

    tslits_dict = TraceSlits.load_from_file(trc_file)[0]
    slitmask = pixels.tslits2mask(tslits_dict)
    shape = (tslits_dict['nspec'], tslits_dict['nspat'])
    slit_ids = [
        trace_slits.get_slitid(shape, tslits_dict['slit_left'],
                               tslits_dict['slit_righ'], ii)[0]
        for ii in range(tslits_dict['slit_left'].shape[1])
    ]
    # Show the bitmask?
    mask_in = mask if args.showmask else None

    # Object traces
    spec1d_file = args.file.replace('spec2d', 'spec1d')

    det_nm = 'DET{:s}'.format(sdet)
    if os.path.isfile(spec1d_file):
        hdulist_1d = fits.open(spec1d_file)
    else:
        hdulist_1d = []
        msgs.warn('Could not find spec1d file: {:s}'.format(spec1d_file) +
                  msgs.newline() +
                  '                          No objects were extracted.')

    # Unpack the bitmask
    bitMask = bitmask()
    bpm, crmask, satmask, minmask, offslitmask, nanmask, ivar0mask, ivarnanmask, extractmask \
            = bitMask.unpack(mask)

    # Now show each image to a separate channel

    # SCIIMG
    image = sciimg  # Raw science image
    (mean, med, sigma) = sigma_clipped_stats(image[mask == 0],
                                             sigma_lower=5.0,
                                             sigma_upper=5.0)
    cut_min = mean - 1.0 * sigma
    cut_max = mean + 4.0 * sigma
    chname_skysub = 'sciimg-det{:s}'.format(sdet)
    # Clear all channels at the beginning
    viewer, ch = ginga.show_image(image,
                                  chname=chname_skysub,
                                  waveimg=waveimg,
                                  bitmask=mask_in,
                                  clear=True)
    #, cuts=(cut_min, cut_max), wcs_match=True)
    ginga.show_slits(viewer, ch, tslits_dict['slit_left'],
                     tslits_dict['slit_righ'], slit_ids)
    #, args.det)

    # SKYSUB
    image = (sciimg - skymodel) * (mask == 0)  # sky subtracted image
    (mean, med, sigma) = sigma_clipped_stats(image[mask == 0],
                                             sigma_lower=5.0,
                                             sigma_upper=5.0)
    cut_min = mean - 1.0 * sigma
    cut_max = mean + 4.0 * sigma
    chname_skysub = 'skysub-det{:s}'.format(sdet)
    # Clear all channels at the beginning
    # TODO: JFH For some reason Ginga crashes when I try to put cuts in here.
    viewer, ch = ginga.show_image(
        image, chname=chname_skysub, waveimg=waveimg,
        bitmask=mask_in)  #, cuts=(cut_min, cut_max),wcs_match=True)
    show_trace(hdulist_1d, det_nm, viewer, ch)
    ginga.show_slits(viewer, ch, tslits_dict['slit_left'],
                     tslits_dict['slit_righ'], slit_ids)
    #, args.det)

    # SKRESIDS
    chname_skyresids = 'sky_resid-det{:s}'.format(sdet)
    image = (sciimg - skymodel) * np.sqrt(ivarmodel) * (mask == 0
                                                        )  # sky residual map
    viewer, ch = ginga.show_image(image,
                                  chname_skyresids,
                                  waveimg=waveimg,
                                  cuts=(-5.0, 5.0),
                                  bitmask=mask_in)  #,wcs_match=True)
    show_trace(hdulist_1d, det_nm, viewer, ch)
    ginga.show_slits(viewer, ch, tslits_dict['slit_left'],
                     tslits_dict['slit_righ'], slit_ids)
    #, args.det)

    # RESIDS
    chname_resids = 'resid-det{:s}'.format(sdet)
    # full model residual map
    image = (sciimg - skymodel - objmodel) * np.sqrt(ivarmodel) * (mask == 0)
    viewer, ch = ginga.show_image(image,
                                  chname=chname_resids,
                                  waveimg=waveimg,
                                  cuts=(-5.0, 5.0),
                                  bitmask=mask_in)  #,wcs_match=True)
    show_trace(hdulist_1d, det_nm, viewer, ch)
    ginga.show_slits(viewer, ch, tslits_dict['slit_left'],
                     tslits_dict['slit_righ'], slit_ids)
    #, args.det)

    # After displaying all the images sync up the images with WCS_MATCH
    shell = viewer.shell()
    out = shell.start_global_plugin('WCSMatch')
    out = shell.call_global_plugin_method('WCSMatch', 'set_reference_channel',
                                          [chname_resids], {})

    if args.embed:
        IPython.embed()
Exemplo n.º 4
0
    def show(self, attr, image=None, showmask=False, sobjs=None, chname=None, slits=False,clear=False):
        """
        Show one of the internal images

        .. todo::
            Should probably put some of these in ProcessImages

        Parameters
        ----------
        attr : str
          global -- Sky model (global)
          sci -- Processed science image
          rawvar -- Raw variance image
          modelvar -- Model variance image
          crmasked -- Science image with CRs set to 0
          skysub -- Science image with global sky subtracted
          image -- Input image
        display : str, optional
        image : ndarray, optional
          User supplied image to display

        Returns
        -------

        """

        if showmask:
            mask_in = self.mask
            bitmask_in = self.bitmask
        else:
            mask_in = None
            bitmask_in = None

        if attr == 'global':
            # global sky subtraction
            if self.sciimg is not None and self.global_sky is not None and self.mask is not None:
                # sky subtracted image
                image = (self.sciimg - self.global_sky)*(self.mask == 0)
                mean, med, sigma = stats.sigma_clipped_stats(image[self.mask == 0], sigma_lower=5.0,
                                                       sigma_upper=5.0)
                cut_min = mean - 1.0 * sigma
                cut_max = mean + 4.0 * sigma
                ch_name = chname if chname is not None else 'global_sky_{}'.format(self.det)
                viewer, ch = ginga.show_image(image, chname=ch_name, bitmask=bitmask_in,
                                              mask=mask_in, clear=clear, wcs_match=True)
                                              #, cuts=(cut_min, cut_max))
        elif attr == 'local':
            # local sky subtraction
            if self.sciimg is not None and self.skymodel is not None and self.mask is not None:
                # sky subtracted image
                image = (self.sciimg - self.skymodel)*(self.mask == 0)
                mean, med, sigma = stats.sigma_clipped_stats(image[self.mask == 0], sigma_lower=5.0,
                                                       sigma_upper=5.0)
                cut_min = mean - 1.0 * sigma
                cut_max = mean + 4.0 * sigma
                ch_name = chname if chname is not None else 'local_sky_{}'.format(self.det)
                viewer, ch = ginga.show_image(image, chname=ch_name, bitmask=bitmask_in,
                                              mask=mask_in, clear=clear, wcs_match=True)
                                              #, cuts=(cut_min, cut_max))
        elif attr == 'sky_resid':
            # sky residual map with object included
            if self.sciimg is not None and self.skymodel is not None \
                    and self.objmodel is not None and self.ivarmodel is not None \
                    and self.mask is not None:
                image = (self.sciimg - self.skymodel) * np.sqrt(self.ivarmodel)
                image *= (self.mask == 0)
                ch_name = chname if chname is not None else 'sky_resid_{}'.format(self.det)
                viewer, ch = ginga.show_image(image, chname=ch_name, cuts=(-5.0, 5.0),
                                              bitmask=bitmask_in, mask=mask_in, clear=clear,
                                              wcs_match=True)
        elif attr == 'resid':
            # full residual map with object model subtractede
            if self.sciimg is not None and self.skymodel is not None \
                    and self.objmodel is not None and self.ivarmodel is not None \
                    and self.mask is not None:
                # full model residual map
                image = (self.sciimg - self.skymodel - self.objmodel) * np.sqrt(self.ivarmodel)
                image *= (self.mask == 0)
                ch_name = chname if chname is not None else 'resid_{}'.format(self.det)
                viewer, ch = ginga.show_image(image, chname=ch_name, cuts=(-5.0, 5.0),
                                              bitmask=bitmask_in, mask=mask_in, clear=clear,
                                              wcs_match=True)
        elif attr == 'image':
            ch_name = chname if chname is not None else 'image'
            viewer, ch = ginga.show_image(image, chname=ch_name, clear=clear, wcs_match=True)
        else:
            msgs.warn("Not an option for show")

        if sobjs is not None:
            for spec in sobjs:
                color = 'magenta' if spec.hand_extract_flag else 'orange'
                ginga.show_trace(viewer, ch, spec.trace_spat, spec.idx, color=color)

        if slits:
            if self.tslits_dict is not None:
                slit_ids = [trace_slits.get_slitid(
                    self.mask.shape, self.tslits_dict['slit_left'],
                    self.tslits_dict['slit_righ'], ii)[0] for ii in range(self.tslits_dict['slit_left'].shape[1])]

                ginga.show_slits(viewer, ch, self.tslits_dict['slit_left'], self.tslits_dict['slit_righ'],
                                 slit_ids)  # , args.det)
Exemplo n.º 5
0
def main(args):

    # List only?
    hdu = fits.open(args.file)
    head0 = hdu[0].header
    if args.list:
        hdu.info()
        return

    # Init
    sdet = get_dnum(args.det, prefix=False)

    # One detector, sky sub for now
    names = [hdu[i].name for i in range(len(hdu))]

    try:
        exten = names.index('DET{:s}-PROCESSED'.format(sdet))
    except:  # Backwards compatability
        msgs.error('Requested detector {:s} was not processed.\n'
                   'Maybe you chose the wrong one to view?\n'
                   'Set with --det= or check file contents with --list'.format(sdet))
    sciimg = hdu[exten].data
    try:
        exten = names.index('DET{:s}-SKY'.format(sdet))
    except:  # Backwards compatability
        msgs.error('Requested detector {:s} has no sky model.\n'
                   'Maybe you chose the wrong one to view?\n'
                   'Set with --det= or check file contents with --list'.format(sdet))
    skymodel = hdu[exten].data
    try:
        exten = names.index('DET{:s}-MASK'.format(sdet))
    except ValueError:  # Backwards compatability
        msgs.error('Requested detector {:s} has no bit mask.\n'
                   'Maybe you chose the wrong one to view?\n'
                   'Set with --det= or check file contents with --list'.format(sdet))

    mask = hdu[exten].data
    frame = (sciimg - skymodel) * (mask == 0)

    mdir = head0['PYPMFDIR']
    if not os.path.exists(mdir):
        mdir_base = os.path.join(os.getcwd(), os.path.basename(mdir))
        msgs.warn('Master file dir: {0} does not exist. Using {1}'.format(mdir, mdir_base))
        mdir = mdir_base

    trace_key = '{0}_{1:02d}'.format(head0['TRACMKEY'], args.det)
    trc_file = os.path.join(mdir, MasterFrame.construct_file_name('Trace', trace_key))

    # TODO -- Remove this once the move to Edges is complete
    if args.old:
        tslits_dict = TraceSlits.load_from_file(trc_file)[0]
    else:
        trc_file = trc_file.replace('Trace', 'Edges')+'.gz'
        tslits_dict = edgetrace.EdgeTraceSet.from_file(trc_file).convert_to_tslits_dict()
    shape = (tslits_dict['nspec'], tslits_dict['nspat'])
    slit_ids = [trace_slits.get_slitid(shape, tslits_dict['slit_left'], tslits_dict['slit_righ'], ii)[0]
                for ii in range(tslits_dict['slit_left'].shape[1])]

    # Object traces
    spec1d_file = args.file.replace('spec2d', 'spec1d')

    det_nm = 'DET{:s}'.format(sdet)
    if os.path.isfile(spec1d_file):
        hdulist_1d = fits.open(spec1d_file)
    else:
        hdulist_1d = []
        msgs.warn('Could not find spec1d file: {:s}'.format(spec1d_file) + msgs.newline() +
                  '                          No objects were extracted.')
    tslits_dict['objtrc'] = parse_traces(hdulist_1d, det_nm)

    # TODO :: Need to include standard star trace in the spec2d files
    std_trace = None

    # Extract some trace models
    fwhm = 2  # Start with some default value
    # Brightest object on slit
    trace_model_obj = None
    trace_model_dict = dict()
    if len(tslits_dict['objtrc']['pkflux']) > 0:
        smash_peakflux = tslits_dict['objtrc']['pkflux']
        ibri = smash_peakflux.argmax()
        trace_model_obj = tslits_dict['objtrc']['traces'][ibri]
        fwhm = tslits_dict['objtrc']['fwhm'][ibri]
    trace_model_dict['object'] = dict(trace_model=trace_model_obj, fwhm=fwhm)
    # Standard star trace
    trace_model_dict['std'] = dict(trace_model=std_trace, fwhm=fwhm)
    # Trace of the slit edge
    trace_model_dict['slit'] = dict(trace_model=tslits_dict['slit_left'].copy(), fwhm=fwhm)
    tslits_dict['trace_model'] = trace_model_dict

    # Finally, initialise the GUI
    gui_object_find.initialise(args.det, frame, tslits_dict, None, printout=True, slit_ids=slit_ids)