update calibration in Chip.py (bbf88615) · Commits · csst-sims / csst_msc_sim

ObservationSim/Instrument/Chip/Chip.py

+53 −27

Original line number	Diff line number	Diff line
		@@ -501,12 +501,14 @@ class Chip(FocalPlane):
		print(" Output N frame Bias files", flush=True)
		NBias = int(config["output_setting"]["NBias"])
		for i in range(NBias):
		BiasCombImg, BiasTag = effects.MakeBiasNcomb(
		self.npix_x, self.npix_y,
		bias_level=float(self.bias_level),
		ncombine=1, read_noise=self.read_noise, gain=1,
		seed=SeedBiasNonuni+self.chipID,
		logger=self.logger)
		### BiasCombImg, BiasTag = effects.MakeBiasNcomb(
		### self.npix_x, self.npix_y,
		### bias_level=float(self.bias_level),
		### ncombine=1, read_noise=self.read_noise, gain=1,
		### seed=SeedBiasNonuni+self.chipID,
		### logger=self.logger)
		BiasCombImg = galsim.Image(self.npix_x, self.npix_y, init_value=0) ###

		# Readout noise for Biases is not generated with random seeds. So readout noise for bias images can't be reproduced.
		if config["ins_effects"]["cosmic_ray"] == True:
		if config["ins_effects"]["cray_differ"] == True:
		@@ -521,6 +523,11 @@ class Chip(FocalPlane):
		BiasCombImg += cr_map
		del cr_map

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		BiasCombImg = effects.BadColumns(BiasCombImg-float(self.bias_level)+5, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger) + float(self.bias_level)-5


		# Non-Linearity for Bias
		if config["ins_effects"]["non_linear"] == True:
		if self.logger is not None:
		@@ -530,6 +537,11 @@ class Chip(FocalPlane):
		BiasCombImg = effects.NonLinearity(GSImage=BiasCombImg, beta1=5.e-7, beta2=0)

		###########################START
		pre1 = self.prescan_x #27
		over1= self.overscan_x #71
		pre2 = self.prescan_y #0 #4
		over2= self.overscan_y #84 #80

		### prescan & overscan
		if config["ins_effects"]["add_prescan"] == True:
		chip_utils.log_info(msg=" Apply pre/over-scan", logger=self.logger)
		@@ -543,9 +555,21 @@ class Chip(FocalPlane):
		self.nsecx = 16
		###########################END

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		BiasCombImg = effects.BadColumns(BiasCombImg-float(self.bias_level)+5, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger) + float(self.bias_level)-5
		### Add Bias level
		if config["ins_effects"]["add_bias"] == True:
		if self.logger is not None:
		self.logger.info(" Adding Bias level and 16-channel non-uniformity")
		else:
		print(" Adding Bias level and 16-channel non-uniformity")
		BiasCombImg = effects.AddBiasNonUniform16(BiasCombImg,
		bias_level=biaslevel,
		nsecy = self.nsecy, nsecx=self.nsecx,
		seed=SeedBiasNonuni+self.chipID,
		logger=self.logger)
		rng = galsim.UniformDeviate()
		ncombine = 1
		NoiseBias = galsim.GaussianNoise(rng=rng, sigma=self.read_noisencombine*0.5)
		BiasCombImg.addNoise(NoiseBias)

		BiasCombImg, self.gain_channel = effects.ApplyGainNonUniform16(BiasCombImg, gain=self.gain,
		nsecy = self.nsecy, nsecx=self.nsecx,
		@@ -613,6 +637,16 @@ class Chip(FocalPlane):
		FlatCombImg += cr_map
		del cr_map

		# Add Hot Pixels or/and Dead Pixels
		rgbadpix = Generator(PCG64(int(SeedDefective+self.chipID)))
		badfraction = 5E-5(rgbadpix.random()0.5+0.7)
		FlatCombImg = effects.DefectivePixels(FlatCombImg, IfHotPix=BoolHotPix, IfDeadPix=BoolDeadPix, fraction=badfraction, seed=SeedDefective+self.chipID, biaslevel=0)

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		FlatCombImg = effects.BadColumns(FlatCombImg, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger)


		if config["ins_effects"]["non_linear"] == True:
		if self.logger is not None:
		self.logger.info(" Applying Non-Linearity on the Flat image")
		@@ -676,15 +710,6 @@ class Chip(FocalPlane):
		self.nsecx = 16
		###########################END

		# Add Hot Pixels or/and Dead Pixels
		rgbadpix = Generator(PCG64(int(SeedDefective+self.chipID)))
		badfraction = 5E-5(rgbadpix.random()0.5+0.7)
		FlatCombImg = effects.DefectivePixels(FlatCombImg, IfHotPix=BoolHotPix, IfDeadPix=BoolDeadPix, fraction=badfraction, seed=SeedDefective+self.chipID, biaslevel=0)

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		FlatCombImg = effects.BadColumns(FlatCombImg, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger)

		# Add Bias level
		if config["ins_effects"]["add_bias"] == True:
		if self.logger is not None:
		@@ -797,6 +822,16 @@ class Chip(FocalPlane):
		timestamp=timestamp_obs)
		del crmap_gsimg

		# Add Hot Pixels or/and Dead Pixels
		rgbadpix = Generator(PCG64(int(SeedDefective+self.chipID)))
		badfraction = 5E-5(rgbadpix.random()0.5+0.7)
		DarkCombImg = effects.DefectivePixels(DarkCombImg, IfHotPix=BoolHotPix, IfDeadPix=BoolDeadPix, fraction=badfraction, seed=SeedDefective+self.chipID, biaslevel=0)

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		DarkCombImg = effects.BadColumns(DarkCombImg, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger)


		# Non-Linearity for Dark
		if config["ins_effects"]["non_linear"] == True:
		if self.logger is not None:
		@@ -861,15 +896,6 @@ class Chip(FocalPlane):
		self.nsecx = 16
		###########################END

		# Add Hot Pixels or/and Dead Pixels
		rgbadpix = Generator(PCG64(int(SeedDefective+self.chipID)))
		badfraction = 5E-5(rgbadpix.random()0.5+0.7)
		DarkCombImg = effects.DefectivePixels(DarkCombImg, IfHotPix=BoolHotPix, IfDeadPix=BoolDeadPix, fraction=badfraction, seed=SeedDefective+self.chipID, biaslevel=0)

		# Apply Bad lines
		if config["ins_effects"]["add_badcolumns"] == True:
		DarkCombImg = effects.BadColumns(DarkCombImg, seed=SeedBadColumns, chipid=self.chipID, logger=self.logger)

		# Add Bias level
		if config["ins_effects"]["add_bias"] == True:
		if self.logger is not None: