def test_sim_full(self):
hw = get_example()
hw.data["detectors"] = OrderedDict()
for tele, teleprops in hw.data["telescopes"].items():
if tele != "SAT1":
continue
dets = sim_telescope_detectors(hw, tele)
hw.data["detectors"].update(dets)
dbpath = os.path.join(self.outdir, "hardware_SAT1.toml.gz")
hw.dump(dbpath, overwrite=True, compress=True)
check = Hardware(dbpath)
# Test selection of 90GHz detectors on wafers 25 and 26 which have
# "A" polarization configuration and are located in pixels 20-29.
wbhw = hw.select(
match={
"wafer_slot": ["w25", "w26"],
"band": "SAT_f090",
"pol": "A",
"pixel": "02."
})
dbpath = os.path.join(self.outdir, "w25-26_p20-29_SAT_f090_A.toml.gz")
wbhw.dump(dbpath, overwrite=True, compress=True)
check = Hardware(dbpath)
self.assertTrue(len(check.data["detectors"]) == 20)
chkpath = os.path.join(self.outdir, "w25-26_p20-29_SAT_f090_A.txt")
with open(chkpath, "w") as f:
for d in check.data["detectors"]:
f.write("{}\n".format(d))
return
def test_sim_telescope(self):
fullhw = get_example()
fullhw.data["detectors"] = sim_telescope_detectors(fullhw, "SAT1")
hw = fullhw.select(match={
"wafer_slot": [
"w25",
],
})
outpath = os.path.join(self.outdir, "telescope_SAT1_w25.toml.gz")
hw.dump(outpath, overwrite=True, compress=True)
if not self.skip_plots:
outpath = os.path.join(self.outdir, "telescope_SAT1_w25.pdf")
plot_detectors(hw.data["detectors"], outpath, labels=False)
return
def main():
parser = argparse.ArgumentParser(
description="This program measures the median offset of subset of "
"detectors from boresight.",
usage="get_wafer_offset [options] (use --help for details)")
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument(
"--tube_slots",
help="Comma-separated list of optics tube slots: c1 (UHF), i5 (UHF), "
" i6 (MF), i1 (MF), i3 (MF), i4 (MF), o6 (LF). ")
group.add_argument("--wafer_slots",
help="Comma-separated list of optics tube slots. ")
parser.add_argument("--reverse",
action="store_true",
help="Reverse offsets")
# LAT specific params
parser.add_argument(
"--corotate-lat",
required=False,
action="store_true",
help="Rotate LAT receiver to maintain focalplane orientation",
dest="corotate_lat",
)
parser.add_argument(
"--no-corotate-lat",
required=False,
action="store_false",
help="Do not Rotate LAT receiver to maintain focalplane orientation",
dest="corotate_lat",
)
parser.set_defaults(corotate_lat=True)
parser.add_argument(
"--elevation-deg",
required=False,
type=np.float,
help="Observing elevation",
)
args = parser.parse_args()
hw = hardware.get_example()
# Which telescope?
if args.wafer_slots is not None:
wafer_slots = args.wafer_slots.split(",")
wafer_map = hw.wafer_map()
tube_slots = [wafer_map["tube_slots"][ws] for ws in wafer_slots]
else:
tube_slots = args.tube_slots.split(",")
telescope = None
for tube_slot in tube_slots:
for telescope_name, telescope_data in hw.data["telescopes"].items():
if tube_slot in telescope_data["tube_slots"]:
if telescope is None:
telescope = telescope_name
elif telescope != telescope.name:
raise RuntimeError(
f"Tubes '{tube_slots}' span more than one telescope")
if telescope is None:
raise RuntimeError(
f"Failed to match tube_slot = '{tube_slot}' with a telescope")
# Which detectors?
hw.data["detectors"] = hardware.sim_telescope_detectors(hw, telescope)
match = {}
tube_slots = None
if args.wafer_slots is not None:
match["wafer_slot"] = args.wafer_slots.split(",")
elif args.tube_slots is not None:
tube_slots = args.tube_slots.split(",")
hw = hw.select(tube_slots=tube_slots, match=match)
ndet = len(hw.data["detectors"])
# print(f"tube_slots = {tube_slots}, match = {match} leaves {ndet} detectors")
# Optional corotator rotation
if telescope == "LAT":
if args.corotate_lat:
rot = qa.rotation(ZAXIS, np.radians(LAT_COROTATOR_OFFSET_DEG))
else:
if args.elevation_deg is None:
raise RuntimeError(
"You must set the observing elevation when not co-rotating."
)
rot = qa.rotation(
ZAXIS,
np.radians(args.elevation_deg - 60 + LAT_COROTATOR_OFFSET_DEG))
else:
if args.elevation_deg is not None:
raise RuntimeError("Observing elevation does not matter for SAT")
rot = None
# Average detector offset
vec_mean = np.zeros(3)
for det_name, det_data in hw.data["detectors"].items():
quat = det_data["quat"]
if rot is not None:
quat = qa.mult(rot, quat)
vec = qa.rotate(quat, ZAXIS)
vec_mean += vec
vec_mean /= ndet
# Radius
all_dist = []
for det_name, det_data in hw.data["detectors"].items():
quat = det_data["quat"]
if rot is not None:
quat = qa.mult(rot, quat)
vec = qa.rotate(quat, ZAXIS)
all_dist.append(np.degrees(np.arccos(np.dot(vec_mean, vec))))
dist_max = np.amax(all_dist)
# Wafers
if args.tube_slots is None:
wafer_slots = set(wafer_slots)
else:
wafer_slots = set()
for tube_slot in tube_slots:
wafer_slots.update(hw.data["tube_slots"][tube_slot]["wafer_slots"])
waferstring = ""
for wafer_slot in sorted(wafer_slots):
waferstring += f" {wafer_slot}"
# Translate into Az/El offsets at el=0
rot = hp.Rotator(rot=[0, 90, 0])
vec_mean = rot(vec_mean)
az_offset, el_offset = hp.vec2dir(vec_mean, lonlat=True)
el_offset *= -1
if args.reverse:
az_offset *= -1
el_offset *= -1
print(f"{az_offset:.3f} {el_offset:.3f} {dist_max:.3f}" + waferstring)
return
if cworld.rank == 0:
print("Binned map done", flush=True)
return
# Our toast communicator- use the default for now, which is one
# process group spanning all processes.
comm = toast.Comm()
if comm.world_rank == 0:
print("Simulating all detector properties...", flush=True)
# First, get the list of detectors we want to use
# (Eventually we would load this from disk. Here we simulate it.)
hw = get_example()
dets = sim_telescope_detectors(hw, "LAT")
hw.data["detectors"] = dets
if comm.world_rank == 0:
print("Selecting detectors...", flush=True)
# Downselect to just 10 pixels on one wafer
#small_hw = hw.select(match={"wafer_slot": "41", "pixel": "00."})
#small_hw = hw.select(match={"wafer_slot": "41"})
small_hw = hw.select(match={"wafer_slot": "40"})
#small_hw = hw.select(match={"band": "LF1"})
if comm.world_rank == 0:
small_hw.dump("selected.toml", overwrite=True)
# The data directory (this is a single band)
# dir = "/project/projectdirs/sobs/sims/pipe-s0001/datadump_LAT_LF1"
if len(sys.argv) > 1:
def setUp(self):
fixture_name = os.path.splitext(os.path.basename(__file__))[0]
if not toast_available:
print(
"toast cannot be imported ({})- skipping unit test".format(
toast_import_error),
flush=True,
)
return
self.outdir = None
if MPI.COMM_WORLD.rank == 0:
self.outdir = create_outdir(fixture_name)
self.outdir = MPI.COMM_WORLD.bcast(self.outdir, root=0)
toastcomm = toast.Comm()
self.data = toast.Data(toastcomm)
# Focalplane
hwfull = get_example()
dets = sim_telescope_detectors(hwfull, "SAT4")
hwfull.data["detectors"] = dets
hw = hwfull.select(match={
"wafer_slot": "w42",
"band": "f030",
"pixel": "00[01]"
})
# print(hw.data["detectors"], flush=True)
detquats = {k: v["quat"] for k, v in hw.data["detectors"].items()}
# Samples per observation
self.totsamp = 10000
# Scan properties
self.site_lon = '-67:47:10'
self.site_lat = '-22:57:30'
self.site_alt = 5200.
self.coord = 'C'
self.azmin = 45
self.azmax = 55
self.el = 60
self.scanrate = 1.0
self.scan_accel = 0.1
self.CES_start = None
# Noise properties
self.rate = 100.0
self.NET = 1e-3 # 1 mK NET
self.epsilon = 0.0
self.fmin = 1.0e-5
self.alpha = 1.0
self.fknee = 0.05
for ob in range(3):
ftime = (self.totsamp / self.rate) * ob + 1564015655.88
tod = TODGround(self.data.comm.comm_group,
detquats,
self.totsamp,
detranks=self.data.comm.group_size,
firsttime=ftime,
rate=self.rate,
site_lon=self.site_lon,
site_lat=self.site_lat,
site_alt=self.site_alt,
azmin=self.azmin,
azmax=self.azmax,
el=self.el,
coord=self.coord,
scanrate=self.scanrate,
scan_accel=self.scan_accel,
CES_start=self.CES_start)
# Analytic noise model
detnames = list(detquats.keys())
drate = {x: self.rate for x in detnames}
dfmin = {x: self.fmin for x in detnames}
dfknee = {x: self.fknee for x in detnames}
dalpha = {x: self.alpha for x in detnames}
dnet = {x: self.NET for x in detnames}
nse = AnalyticNoise(rate=drate,
fmin=dfmin,
detectors=detnames,
fknee=dfknee,
alpha=dalpha,
NET=dnet)
# Single observation
obs = dict()
obs["tod"] = tod
obs["noise"] = nse
obs["id"] = 12345
obs["intervals"] = tod.subscans
obs["site"] = "SimonsObs"
obs["telescope"] = "SAT4"
obs["site_id"] = 1
obs["telescope_id"] = 4
obs["fpradius"] = 5.0
obs["start_time"] = ftime
obs["altitude"] = self.site_alt
obs["name"] = "test_{:02}".format(ob)
# Add a focalplane dictionary with just the detector index
focalplane = {}
for idet, det in enumerate(detnames):
focalplane[det] = {"index": idet}
obs["focalplane"] = focalplane
# Add the observation to the dataset
self.data.obs.append(obs)
nse = toast.tod.OpSimNoise(out="signal", realization=0)
nse.exec(self.data)
return
def main():
parser = argparse.ArgumentParser(
description="This program measures the median offset of subset of "
"detectors from boresight.",
usage="get_wafer_offset [options] (use --help for details)")
group = parser.add_mutually_exclusive_group(required=True)
group.add_argument(
"--tube_slots",
help="Comma-separated list of optics tube slots: c1 (UHF), i5 (UHF), "
" i6 (MF), i1 (MF), i3 (MF), i4 (MF), o6 (LF). ")
group.add_argument("--wafer_slots",
help="Comma-separated list of optics tube slots. ")
parser.add_argument("--reverse",
action="store_true",
help="Reverse offsets")
args = parser.parse_args()
hw = hardware.get_example()
# Which telescope?
if args.wafer_slots is not None:
wafer_slots = args.wafer_slots.split(",")
wafer_map = hw.wafer_map()
tube_slots = [wafer_map["tube_slots"][ws] for ws in wafer_slots]
else:
tube_slots = args.tube_slots.split(",")
telescope = None
for tube_slot in tube_slots:
for telescope_name, telescope_data in hw.data["telescopes"].items():
if tube_slot in telescope_data["tube_slots"]:
if telescope is None:
telescope = telescope_name
elif telescope != telescope.name:
raise RuntimeError(
f"Tubes '{tube_slots}' span more than one telescope")
if telescope is None:
raise RuntimeError(
f"Failed to match tube_slot = '{tube_slot}' with a telescope")
# Which detectors?
hw.data["detectors"] = hardware.sim_telescope_detectors(hw, telescope)
match = {}
tube_slots = None
if args.wafer_slots is not None:
match["wafer_slot"] = args.wafer_slots.split(",")
elif args.tube_slots is not None:
tube_slots = args.tube_slots.split(",")
hw = hw.select(tube_slots=tube_slots, match=match)
ndet = len(hw.data["detectors"])
# print(f"tube_slots = {tube_slots}, match = {match} leaves {ndet} detectors")
# Average detector offset
vec_mean = np.zeros(3)
zaxis = np.array([0, 0, 1])
for det_name, det_data in hw.data["detectors"].items():
quat = det_data["quat"]
vec = qa.rotate(quat, zaxis)
vec_mean += vec
vec_mean /= ndet
# Radius
all_dist = []
for det_name, det_data in hw.data["detectors"].items():
quat = det_data["quat"]
vec = qa.rotate(quat, zaxis)
all_dist.append(np.degrees(np.arccos(np.dot(vec_mean, vec))))
dist_max = np.amax(all_dist)
# Translate into Az/El offsets at el=0
rot = hp.Rotator(rot=[0, 90, 0])
vec_mean = rot(vec_mean)
az_offset, el_offset = hp.vec2dir(vec_mean, lonlat=True)
el_offset *= -1
if args.reverse:
az_offset *= -1
el_offset *= -1
print(f"{az_offset:.3f} {el_offset:.3f} {dist_max:.3f}")
return
def setUp(self):
fixture_name = os.path.splitext(os.path.basename(__file__))[0]
if not toast_available:
print("toast cannot be imported- skipping unit tests", flush=True)
return
self.comm, self.procs, self.rank = get_world()
self.outdir = create_outdir(fixture_name, comm=self.comm)
toastcomm = toast.Comm()
self.data = toast.Data(toastcomm)
# Focalplane
hwfull = get_example()
dets = sim_telescope_detectors(hwfull, "SAT4")
hwfull.data["detectors"] = dets
hw = hwfull.select(match={
"wafer_slot": "w42",
"band": "f030",
"pixel": "00[01]"
})
print(hw.data["detectors"], flush=True)
detquats = {k: v["quat"] for k, v in hw.data["detectors"].items()}
# Samples per observation
self.totsamp = 10000
# Pixelization
nside = 512
self.sim_nside = nside
self.map_nside = nside
# Scan properties
self.site_lon = '-67:47:10'
self.site_lat = '-22:57:30'
self.site_alt = 5200.
self.coord = 'C'
self.azmin = 45
self.azmax = 55
self.el = 60
self.scanrate = 1.0
self.scan_accel = 0.1
self.CES_start = None
# Noise properties
self.rate = 100.0
self.NET = 5.0
self.epsilon = 0.0
self.fmin = 1.0e-5
self.alpha = 1.0
self.fknee = 0.05
tod = TODGround(self.data.comm.comm_group,
detquats,
self.totsamp,
detranks=self.data.comm.group_size,
firsttime=0.0,
rate=self.rate,
site_lon=self.site_lon,
site_lat=self.site_lat,
site_alt=self.site_alt,
azmin=self.azmin,
azmax=self.azmax,
el=self.el,
coord=self.coord,
scanrate=self.scanrate,
scan_accel=self.scan_accel,
CES_start=self.CES_start)
# Analytic noise model
detnames = list(detquats.keys())
drate = {x: self.rate for x in detnames}
dfmin = {x: self.fmin for x in detnames}
dfknee = {x: self.fknee for x in detnames}
dalpha = {x: self.alpha for x in detnames}
dnet = {x: self.NET for x in detnames}
nse = AnalyticNoise(rate=drate,
fmin=dfmin,
detectors=detnames,
fknee=dfknee,
alpha=dalpha,
NET=dnet)
# Single observation
obs = dict()
obs["tod"] = tod
obs["noise"] = nse
obs["id"] = 12345
obs["intervals"] = tod.subscans
obs["site"] = "SimonsObs"
obs["telescope"] = "SAT4"
obs["site_id"] = 1
obs["telescope_id"] = 4
obs["fpradius"] = 5.0
obs["start_time"] = 0
obs["altitude"] = self.site_alt
obs["name"] = "test"
# Add the observation to the dataset
self.data.obs.append(obs)
return