bkg_file
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bkg_file [2019/06/21 17:02] – created pac079 | bkg_file [2024/02/22 19:55] (current) – dectors | ||
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+ | ====== bkg_file ====== | ||
+ | Macro which takes a filename and uses it as a background function. A scale factor for the background can be refined. This is particularly useful where there is a strong, feature-containing background which is hard to fit with the Chebyshev polynomial. Including a measured background can also be important for quantitative phase analysis. | ||
+ | <code topas> | ||
+ | macro bkg_file(filename, | ||
+ | { | ||
+ | #m_argu c If_Prm_Eqn_Rpt(c, | ||
+ | user_y #m_unique bkg_obj filename | ||
+ | fit_obj = CeV(c, v) bkg_obj; | ||
+ | } | ||
+ | macro bkg_file(filename) | ||
+ | { | ||
+ | bkg_file(filename, | ||
+ | } | ||
+ | </ | ||
+ | |||
+ | **Example usage** | ||
+ | <code topas> | ||
+ | bkg_file(" | ||
+ | bkg_file(" | ||
+ | </ |