def test_coverage_2(self, verbose=False): ''' Another coverage test of illuminants. ''' T_list = [0.0, 1.0, 100.0, 1000.0, 5778.0, 10000.0, 100000.0] for T in T_list: bb = illuminants.get_blackbody_illuminant (T) if verbose: print ('Blackbody Illuminant : %g K' % (T)) print (str (bb))
def figures (): '''Draw some plots of Rayleigh scattering.''' # Patch plots for some illuminants. rayleigh_patch_plot ( [(illuminants.get_blackbody_illuminant (blackbody.SUN_TEMPERATURE), 'Sun')], 'Rayleigh Scattering by the Sun', 'Rayleigh-PatchSun') rayleigh_patch_plot ( [(illuminants.get_illuminant_D65 (), 'D65'), (illuminants.get_blackbody_illuminant (2000.0), '2000 K'), (illuminants.get_blackbody_illuminant (3500.0), '3500 K'), (illuminants.get_blackbody_illuminant (blackbody.SUN_TEMPERATURE), 'Sun'), (illuminants.get_blackbody_illuminant (6500.0), '6500 K'), (illuminants.get_blackbody_illuminant (15000.0), '15000 K')], 'Rayleigh Scattering by Various Illuminants', 'Rayleigh-PatchVarious') # Scattered color vs blackbody illuminant temperature. T_list = numpy.linspace(1200.0, 16000.0, 300) rayleigh_color_vs_illuminant_temperature_plot ( T_list, 'Rayleigh Scattering Sky Colors', 'Rayleigh-SkyColors') # Spectra for several illuminants. T_list = [2000.0, 3000.0, blackbody.SUN_TEMPERATURE, 6500.0, 11000.0, 15000.0] for T in T_list: T_label = '%dK' % (round(T)) rayleigh_spectrum_plot ( illuminants.get_blackbody_illuminant (T), 'Rayleigh Scattering\nIlluminant %g K' % (T), 'Rayleigh-Spectrum-%s' % (T_label))
def figures(): '''Draw some plots of Rayleigh scattering.''' # patch plots for some illuminants rayleigh_patch_plot([(illuminants.get_blackbody_illuminant( blackbody.SUN_TEMPERATURE), 'Sun')], 'Rayleigh Scattering by the Sun', 'Rayleigh-PatchSun') rayleigh_patch_plot( [(illuminants.get_illuminant_D65(), 'D65'), (illuminants.get_blackbody_illuminant(2000.0), '2000 K'), (illuminants.get_blackbody_illuminant(3500.0), '3500 K'), (illuminants.get_blackbody_illuminant( blackbody.SUN_TEMPERATURE), 'Sun'), (illuminants.get_blackbody_illuminant(6500.0), '6500 K'), (illuminants.get_blackbody_illuminant(15000.0), '15000 K')], 'Rayleigh Scattering by Various Illuminants', 'Rayleigh-PatchVarious') # color vs illuminant temperature T_list = range(1200, 16000, 50) # must be integers for range() rayleigh_color_vs_illuminant_temperature_plot( T_list, 'Rayleigh Scattering Sky Colors', 'Rayleigh-SkyColors') # spectra for several illuminants T_list = [ 2000.0, 3000.0, blackbody.SUN_TEMPERATURE, 6500.0, 11000.0, 15000.0 ] for T in T_list: rayleigh_spectrum_plot(illuminants.get_blackbody_illuminant(T), 'Rayleigh Scattering\nIlluminant %g K' % (T), 'Rayleigh-Spectrum-%gK' % (T))
def figures (): '''Draw some plots of Rayleigh scattering.''' # patch plots for some illuminants rayleigh_patch_plot ( [(illuminants.get_blackbody_illuminant (blackbody.SUN_TEMPERATURE), 'Sun')], 'Rayleigh Scattering by the Sun', 'Rayleigh-PatchSun') rayleigh_patch_plot ( [(illuminants.get_illuminant_D65 (), 'D65'), (illuminants.get_blackbody_illuminant (2000.0), '2000 K'), (illuminants.get_blackbody_illuminant (3500.0), '3500 K'), (illuminants.get_blackbody_illuminant (blackbody.SUN_TEMPERATURE), 'Sun'), (illuminants.get_blackbody_illuminant (6500.0), '6500 K'), (illuminants.get_blackbody_illuminant (15000.0), '15000 K')], 'Rayleigh Scattering by Various Illuminants', 'Rayleigh-PatchVarious') # color vs illuminant temperature T_list = range (1200, 16000, 50) # must be integers for range() rayleigh_color_vs_illuminant_temperature_plot (T_list, 'Rayleigh Scattering Sky Colors', 'Rayleigh-SkyColors') # spectra for several illuminants T_list = [2000.0, 3000.0, blackbody.SUN_TEMPERATURE, 6500.0, 11000.0, 15000.0] for T in T_list: rayleigh_spectrum_plot ( illuminants.get_blackbody_illuminant (T), 'Rayleigh Scattering\nIlluminant %g K' % (T), 'Rayleigh-Spectrum-%gK' % (T))
def rayleigh_color_vs_illuminant_temperature_plot(T_list, title, filename): '''Make a plot of the Rayleigh scattered color vs. temperature of blackbody illuminant.''' num_T = len(T_list) rgb_list = numpy.empty((num_T, 3)) for i in xrange(0, num_T): T_i = T_list[i] illuminant = illuminants.get_blackbody_illuminant(T_i) xyz = rayleigh_illuminated_color(illuminant) rgb_list[i] = colormodels.rgb_from_xyz(xyz) plots.color_vs_param_plot(T_list, rgb_list, title, filename, tight=True, plotfunc=pylab.plot, xlabel=r'Illuminant Temperature (K)', ylabel=r'RGB Color')
def rayleigh_color_vs_illuminant_temperature_plot (T_list, title, filename): '''Make a plot of the Rayleigh scattered color vs. temperature of blackbody illuminant.''' num_T = len (T_list) rgb_list = numpy.empty ((num_T, 3)) for i in range (0, num_T): T_i = T_list [i] illuminant = illuminants.get_blackbody_illuminant (T_i) xyz = rayleigh_illuminated_color (illuminant) rgb_list [i] = colormodels.rgb_from_xyz (xyz) plots.color_vs_param_plot ( T_list, rgb_list, title, filename, tight = True, plotfunc = pylab.plot, xlabel = r'Illuminant Temperature (K)', ylabel = r'RGB Color')
def test(verbose=0): '''Mainly call some functions.''' D65 = illuminants.get_illuminant_D65() if verbose >= 1: print('Illuminant D65') print(str(D65)) A = illuminants.get_illuminant_A() if verbose >= 1: print('Illuminant A') print(str(A)) const = illuminants.get_constant_illuminant() if verbose >= 1: print('Constant Illuminant') print(str(const)) T_list = [0.0, 1.0, 100.0, 1000.0, 5778.0, 10000.0, 100000.0] for T in T_list: bb = illuminants.get_blackbody_illuminant(T) if verbose >= 1: print('Blackbody Illuminant : %g K' % T) print(str(bb)) print('test_illuminants.test() passed.')
def test (verbose=0): '''Mainly call some functions.''' D65 = illuminants.get_illuminant_D65() if verbose >= 1: print 'Illuminant D65' print str (D65) A = illuminants.get_illuminant_A() if verbose >= 1: print 'Illuminant A' print str (A) const = illuminants.get_constant_illuminant() if verbose >= 1: print 'Constant Illuminant' print str (const) T_list = [0.0, 1.0, 100.0, 1000.0, 5778.0, 10000.0, 100000.0] for T in T_list: bb = illuminants.get_blackbody_illuminant (T) if verbose >= 1: print 'Blackbody Illuminant : %g K' % (T) print str (bb) print 'test_illuminants.test() passed.'