+Fix multiple bugs when MEKE_GM_SRC_ALT is True #620
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Fix several bugs when MEKE_GM_SRC_ALT is True, including corrections to two dimensional rescaling factors, and optionally fix a bug that sets a limit only on positive slopes but leaving negative slopes unlimited. This bug is corrected when the new runtime parameter MEKE_GM_SRC_ALT_SLOPE_BUG is false. Additionally there is a new runtime parameter MEKE_GM_SRC_ANSWER_DATE that specifies the use of rotationally symmetric expressions for PE_release_h when it is set to 20240601 or higher, but it should be noted that rotational symmetry also requires that MEKE_GM_SRC_ALT_SLOPE_BUG is false. Four new checksum calls were also added to verify the correctness of the calculation of MEKE%GM_src when MEKE_GM_SRC_ALT and DEBUG are true. By default, all answers are bitwise identical but there are two new runtime parameters in some MOM_parameter_doc files.
Hallberg-NOAA
added
bug
This was referenced May 5, 2024
marshallward
approved these changes
May 7, 2024
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Gaea regression: https://gitlab.gfdl.noaa.gov/ogrp/MOM6/-/pipelines/23385 ✔️ |
This was referenced May 16, 2024
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Fix several bugs when
MEKE_GM_SRC_ALTis True, including corrections to two dimensional rescaling factors, and optionally fix a bug that sets a limit only on positive slopes but leaving negative slopes unlimited. This bug is corrected when the new runtime parameterMEKE_GM_SRC_ALT_SLOPE_BUGis false. Additionally there is a new runtime parameterMEKE_GM_SRC_ANSWER_DATEthat specifies the use of rotationally symmetric expressions forPE_release_hwhen it is set to 20240601 or higher, but it should be noted that rotational symmetry also requires thatMEKE_GM_SRC_ALT_SLOPE_BUGis false. Four new checksum calls were also added to verify the correctness of the calculation ofMEKE%GM_srcwhenMEKE_GM_SRC_ALTandDEBUGare true. By default, all answers are bitwise identical but there are two new runtime parameters in some MOM_parameter_doc files.