def _fill(self):
"""Fills map values """
for target in self.roster.values():
print(target)
if self.coord == 'gal':
idx = query_disc(self.nside, target.glon, target.glat,
target.psi_max)
lon, lat = gal2cel(self.lon[idx], self.lat[idx])
else:
idx = query_disc(self.nside, target.ra, target.dec,
target.psi_max)
lon, lat = self.lon[idx], self.lat[idx]
self.values[idx] += target.jvalue(lon, lat)
def fill(self):
self.values = np.zeros(hp.nside2npix(self.nside))
self.pix = np.arange(hp.nside2npix(self.nside))
self.lon,self.lat = pix2ang(self.nside,self.pix)
for target in self.roster.values():
print(target)
if self.coord == 'gal':
idx = query_disc(self.nside,target.glon,target.glat,target.psi_max)
lon,lat = gal2cel(self.lon[idx],self.lat[idx])
else:
idx = query_disc(self.nside,target.ra,target.dec,target.psi_max)
lon,lat = self.lon[idx],self.lat[idx]
self.values[idx] += target.jvalue(lon,lat)
def test_skymap_from_roster():
targets = dmsky.targets.TargetLibrary()
rosters = dmsky.roster.RosterLibrary()
gc = rosters.create_roster('galactic:ackermann2013_nfw')
dsphs = rosters.create_roster('martinez2015_nfw')
r = gc + dsphs
nside = 128
skymap = dmsky.skymap.Skymap(r, nside=nside)
gc_skymap = dmsky.skymap.Skymap(gc, nside=nside)
dsphs_skymap = dmsky.skymap.Skymap(dsphs, nside=nside)
hp.mollview(np.log10(skymap.values))
plt.savefig('dsphs_gc_skymap.png', bbox_inches='tight')
mask = np.zeros_like(skymap.values, dtype=bool)
mask[query_disc(nside, gc[0].glon, gc[0].glat, radius=41)] = True
mask[(np.abs(skymap.lon - 360. * (skymap.lon > 180)) > 6)
& (np.abs(skymap.lat) < 5)] = False
hp.mollview(np.log10(skymap.values * mask))
plt.savefig('gc_region.png', bbox_inches='tight')
jfactor = gc_skymap.values[~mask].sum() * hp.nside2pixarea(
nside) * Units.msun2_kpc5 / Units.gev2_cm5
#r = dsphs
nside = 128
skymap = dmsky.skymap.Skymap(r, nside=nside)
skymap.fill()
gc_skymap = dmsky.skymap.Skymap(gc, nside=nside)
gc_skymap.fill()
dsphs_skymap = dmsky.skymap.Skymap(dsphs, nside=nside)
dsphs_skymap.fill()
hp.mollview(np.log10(skymap.values))
plt.savefig('dsphs_gc_skymap.png',bbox_inches='tight')
#hp.mollview(np.log10(dsphs_skymap.values))
#hp.mollview(np.log10(gc_skymap.values))
#hp.mollview(np.log10(dsphs_skymap.values+gc_skymap.values))
#hp.mollview(np.log10(50*dsphs_skymap.values+gc_skymap.values))
mask = np.zeros_like(skymap.values,dtype=bool)
mask[query_disc(nside,gc[0].glon,gc[0].glat,radius=41)] = True
mask[(np.abs(skymap.lon-360.*(skymap.lon>180))>6) & (np.abs(skymap.lat)<5)] = False
hp.mollview(np.log10(skymap.values*mask))
plt.savefig('gc_region.png',bbox_inches='tight')
jfactor = gc_skymap.values[~mask].sum() * hp.nside2pixarea(nside) * Units.msun2_kpc5/Units.gev2_cm5
plt.ion()
plt.show()
