def energy_changed(text):
try: # ensure both fields are filled with floating point numbers
# currently selected unit of photon energy
energy_form = gui.energy_list[inputs2["e_units"].widget.currentIndex()]
freq1 = energy_form.to_hz(float(inputs2["energy1"].widget.text()))
freq2 = energy_form.to_hz(float(inputs2["energy2"].widget.text()))
if freq1 < freq2:
freq_range = aux.interval(freq1, freq2)
else:
freq_range = aux.interval(freq2, freq1)
# set interpolation range
if energy_form.is_freq:
gui.interp.set_freq_hz(freq_range)
else:
gui.interp.set_wl_m(aux.interval(const.c / freq_range.max,
const.c / freq_range.min))
except Exception:
pass # assume fields are incomplete, so ignore now and try again later
# mark that project has been edited since last save
gui.changed = True
def set_wl_m (self, wl_range, divisions = 1000):
self.freq_range = \
auxil.interval(const.c / wl_range.max, const.c / wl_range.min)
self.divisions = divisions
# compute list of frequencies with even wavelength spacing
self.freq_list = [self.freq_range.min]
lnspace = (math.log(wl_range.max) - math.log(wl_range.min)) / divisions
for i in range(1, divisions):
self.freq_list.append(const.c / math.exp(math.log(wl_range.min) + i * lnspace))
self.freq_list.sort()
self.freq_array = np.array(self.freq_list)
return self.freq_list
def __init__(self, energy_list, sites, source, galactic, mirror, zodiac):
super(gui, self).__init__()
self.energy_list = energy_list # ways of measuring photon energy
self.atmos_files = sites # list of observer sites
self.source_files = source # list of source galaxies
self.galactic_files = galactic # list of galactic emission files
self.mirror_consts = mirror # dictionary of constants for mirror types (metals)
self.zodiac_files = zodiac # list of ecliptic emission files
# Project settings
self.interp = Interpolate(aux.interval(1e11, 1e13)) # frequency range (Hz)
self.bling_units = 0 # use W/Hz^1/2 as default units of BLING
self.flux_units = 0 # use W/sr*Hz*m^2 as default units of flux
self.signal_units = 0 # use W as default units of signal
self.noise_what = 0 # plot BLING by default for noise
self.compos_what = 0 # plot total BLING by default for composite
self.collections = {} # dictionary of collections of data input widgets
self.groups = {} # dictionary of lone widget groups not part of a collection
self.floating = {} # free-floating widgets not in any group or collection
# calculation in separate worker thread
self.main_thread = QtCore.QThread.currentThread()
self.worker = work.Worker(self.main_thread)
self.worker.ready.connect(self.done_work)
self.init_UI()
# Set default state
self.changed = False # no edits made so far
self.proj_file = "" # current project file path
# Load project file if specified
if len(sys.argv) > 1 and os.path.exists(sys.argv[1]):
project.open(self, sys.argv[1])
