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# MKQUAD -- Make an artifical multi-readout image
procedure mkquad (image, exptime, ccdtype)
begin
string im, ccdt
real exp, sky
string amps, as, bs, cs, ds, ts, nampsyx, amplist
int tx1, tx2, ty1, ty2
int bx1, bx2, by1, by2
int cx1, cx2, cy1, cy2
int dx1, dx2, dy1, dy2
int txs1, txs2, tys1, tys2
int bxs1, bxs2, bys1, bys2
int nx, ny, dnx, dny, onx, ony
int nampx, nampy
bool use_amp[4]
im = image
if (access (im//".imh"))
error (0, "Output image already exists")
exp = exptime
ccdt = ccdtype
sky = skyrate
amps = ccdpars.amplifiers
nx = ccdpars.ncols
ny = ccdpars.nlines
# Set number of amplifiers and use_amp. This is a bit kludgy
if (amps == "Quad") {
nampx = 2
nampy = 2
use_amp[1] = yes
use_amp[2] = yes
use_amp[3] = yes
use_amp[4] = yes
amplist = "11 12 21 22"
} else if (amps == "LowerPair") {
nampx = 2
nampy = 1
use_amp[1] = yes
use_amp[2] = yes
use_amp[3] = no
use_amp[4] = no
amplist = "11 12"
} else if (amps == "UpperPair") {
nampx = 2
nampy = 1
use_amp[1] = no
use_amp[2] = no
use_amp[3] = yes
use_amp[4] = yes
amplist = "21 22"
} else if (amps == "LowerLeft") {
nampx = 1
nampy = 1
use_amp[1] = yes
use_amp[2] = no
use_amp[3] = no
use_amp[4] = no
amplist = "11"
}
# Parse sections strings.
ccdsection (ccdpars.trimsec) | scan (tx1, tx2, ty1, ty2)
tx1 = max (1, tx1)
tx2 = min (nx, tx2)
ty1 = max (1, ty1)
ty2 = min (ny, ty2)
ccdsection (ccdpars.biassec) | scan (bx1, bx2, by1, by2)
bx1 = max (1, bx1)
bx2 = min (nx, bx2)
by1 = max (1, by1)
by2 = min (ny, by2)
ccdsection (ccdpars.datasec) | scan (dx1, dx2, dy1, dy2)
dx1 = max (1, dx1)
dx2 = min (nx, dx2)
dy1 = max (1, dy1)
dy2 = min (ny, dy2)
# Number of pixels to trim
txs1 = tx1 - 1
txs2 = dx2 - tx2
tys1 = ty1 - 1
tys2 = dy2 - ty2
# Number of pixels to skip before overscan strip
bxs1 = bx1 - dx2 - 1
bxs2 = nx - bx2
bys1 = by1 - 1
bys2 = ny - by2
# Number of pixels in subimages
nx = nx / nampx
ny = ny / nampy
dnx = (dx2 - dx1 + 1) / nampx
dny = (dy2 - dy1 + 1) / nampy
onx = nx - dnx
ony = ny
# Set ampsec for all amps
printf ("[1:%d,1:%d]\n", nx, ny) | scan (as)
# Set sections for Amp11 & Amp21
dx1 = 1
dx2 = dx1 + dnx - 1
dy1 = 1
dy2 = dy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", dx1, dx2, dy1, dy2) | scan (ds)
tx1 = dx1 + txs1
tx2 = dx2
ty1 = dy1 + tys1
ty2 = dy2
printf ("[%d:%d,%d:%d]\n", tx1, tx2, ty1, ty2) | scan (ts)
bx1 = dx2 + bxs1 + 1
bx2 = nx - bxs2
by1 = 1 + bys1
by2 = ny
printf ("[%d:%d,%d:%d]\n", bx1, bx2, by1, by2) | scan (bs)
if (use_amp[1]) {
mkamp (im//".11", exp, ccdt, ncols=nx, nlines=ny,
filter=filter, datasec=ds, trimsec=ts, biassec=bs, imdata=imdata,
skyrate=sky, zeroval=ccdpars.zero1, zeroslope=zeroslope,
badpix=badpix, badval=badval, flashval=flashval,
flashslope=flashslope, darkrate=darkrate, darkslope=darkslope,
flatslope=flatslope, gain=ccdpars.gain1, ron=ccdpars.ron1,
nonlin=ccdpars.nlin1, poisson=poisson, overwrite=yes)
hedit (im//".11", "asec11", as, show-, ver-, add+)
cx1 = 1
cx2 = cx1 + dnx - 1
cy1 = 1
cy2 = cy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", cx1, cx2, cy1, cy2) | scan (cs)
hedit (im//".11", "ccdsec", cs, show-, ver-, add+)
}
if (use_amp[3]) {
mkamp (im//".21", exp, ccdt, ncols=nx, nlines=ny,
filter=filter, datasec=ds, trimsec=ts, biassec=bs, imdata=imdata,
skyrate=sky, zeroval=ccdpars.zero3, zeroslope=zeroslope,
badpix=badpix, badval=badval, flashval=flashval,
flashslope=flashslope, darkrate=darkrate, darkslope=darkslope,
flatslope=flatslope, gain=ccdpars.gain3, ron=ccdpars.ron3,
nonlin=ccdpars.nlin3, poisson=poisson, overwrite=yes)
hedit (im//".21", "asec21", as, show-, ver-, add+)
cx1 = 1
cx2 = cx1 + dnx - 1
cy1 = dny + 1
cy2 = cy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", cx1, cx2, cy1, cy2) | scan (cs)
hedit (im//".21", "ccdsec", cs, show-, ver-, add+)
}
# Set sections for Amp12 & Amp22
dx1 = onx + 1
dx2 = nx
dy1 = 1
dy2 = dy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", dx1, dx2, dy1, dy2) | scan (ds)
tx1 = dx1 + txs1
tx2 = dx2
ty1 = dy1 + tys1
ty2 = dy2
printf ("[%d:%d,%d:%d]\n", tx1, tx2, ty1, ty2) | scan (ts)
bx1 = 1 + bxs1
bx2 = onx - bxs2
by1 = 1 + bys1
by2 = ny
printf ("[%d:%d,%d:%d]\n", bx1, bx2, by1, by2) | scan (bs)
if (use_amp[2]) {
mkamp (im//".12", exp, ccdt, ncols=nx, nlines=ny,
filter=filter, datasec=ds, trimsec=ts, biassec=bs, imdata=imdata,
skyrate=sky, zeroval=ccdpars.zero2, zeroslope=zeroslope,
badpix=badpix, badval=badval, flashval=flashval,
flashslope=flashslope, darkrate=darkrate, darkslope=darkslope,
flatslope=flatslope, gain=ccdpars.gain2, ron=ccdpars.ron2,
nonlin=ccdpars.nlin2, poisson=poisson, overwrite=yes)
hedit (im//".12", "asec12", as, show-, ver-, add+)
cx1 = dnx + 1
cx2 = cx1 + dnx - 1
cy1 = 1
cy2 = cy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", cx1, cx2, cy1, cy2) | scan (cs)
hedit (im//".12", "ccdsec", cs, show-, ver-, add+)
}
if (use_amp[4]) {
mkamp (im//".22", exp, ccdt, ncols=nx, nlines=ny,
filter=filter, datasec=ds, trimsec=ts, biassec=bs, imdata=imdata,
skyrate=sky, zeroval=ccdpars.zero4, zeroslope=zeroslope,
badpix=badpix, badval=badval, flashval=flashval,
flashslope=flashslope, darkrate=darkrate, darkslope=darkslope,
flatslope=flatslope, gain=ccdpars.gain4, ron=ccdpars.ron4,
nonlin=ccdpars.nlin4, poisson=poisson, overwrite=yes)
hedit (im//".22", "asec22", as, show-, ver-, add+)
cx1 = dnx + 1
cx2 = cx1 + dnx - 1
cy1 = dny + 1
cy2 = cy1 + dny - 1
printf ("[%d:%d,%d:%d]\n", cx1, cx2, cy1, cy2) | scan (cs)
hedit (im//".22", "ccdsec", cs, show-, ver-, add+)
}
# Set NAMPSYX and amplistin header
nampsyx = str (nampy) // " " // str (nampx)
hedit (im//".??.imh", "nampsyx", nampsyx, show-, ver-, add+)
hedit (im//".??.imh", "amplist", amplist, show-, ver-, add+)
quadjoin (im, output="", delete=yes)
end
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