Tibeuleu/FOC_Reduction
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clean Combine.py add orientat computation from wcs

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This commit is contained in:
Thibault Barnouin
2024-07-08 17:06:11 +02:00
parent 155717a585
commit 91a59f9664
3 changed files with 37 additions and 32 deletions
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6
package/lib/background.py
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@@ -258,7 +258,7 @@ def bkg_fit(data, error, mask, headers, subtract_error=True, display=False, save
n_error_array[i] = np.sqrt(n_error_array[i] ** 2 + error_bkg[i] ** 2)
# Substract background
if subtract_error > 0:
if np.abs(subtract_error) > 0:
n_data_array[i][mask] = n_data_array[i][mask] - bkg
n_data_array[i][np.logical_and(mask, n_data_array[i] <= 1e-3 * bkg)] = 1e-3 * bkg
@@ -367,7 +367,7 @@ def bkg_hist(data, error, mask, headers, sub_type=None, subtract_error=True, dis
n_error_array[i] = np.sqrt(n_error_array[i] ** 2 + error_bkg[i] ** 2)
# Substract background
if subtract_error > 0:
if np.abs(subtract_error) > 0:
n_data_array[i][mask] = n_data_array[i][mask] - bkg
n_data_array[i][np.logical_and(mask, n_data_array[i] <= 1e-3 * bkg)] = 1e-3 * bkg
@@ -464,7 +464,7 @@ def bkg_mini(data, error, mask, headers, sub_shape=(15, 15), subtract_error=True
n_error_array[i] = np.sqrt(n_error_array[i] ** 2 + error_bkg[i] ** 2)
# Substract background
if subtract_error > 0.0:
if np.abs(subtract_error) > 0:
n_data_array[i][mask] = n_data_array[i][mask] - bkg
n_data_array[i][np.logical_and(mask, n_data_array[i] <= 1e-3 * bkg)] = 1e-3 * bkg

15
package/lib/utils.py
View File

@@ -45,3 +45,18 @@ def sci_not(v, err, rnd=1, out=str):
return output[0] + r")e{0}".format(-power)
else:
return *output[1:], -power
def wcs_PA(PC21, PC22):
"""
Return the position angle in degrees to the North direction of a wcs
from the values of coefficient of its transformation matrix.
"""
if (abs(PC21) > abs(PC22)) and (PC21 >= 0):
orient = -np.arccos(PC22) * 180.0 / np.pi
elif (abs(PC21) > abs(PC22)) and (PC21 < 0):
orient = np.arccos(PC22) * 180.0 / np.pi
elif (abs(PC21) < abs(PC22)) and (PC22 >= 0):
orient = np.arccos(PC22) * 180.0 / np.pi
elif (abs(PC21) < abs(PC22)) and (PC22 < 0):
orient = -np.arccos(PC22) * 180.0 / np.pi
return orient