Reset time functionality added for state saving/restoring processes (NGWPC 9622)#6
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…nnecessary while testing the restore.
idtodd
reviewed
Feb 2, 2026
| call reset_model_time(this%model, exec_status) | ||
| if (exec_status == 0) then | ||
| bmi_status = BMI_SUCCESS | ||
| call write_log("Time variables reset successfully for state restoring", LOG_LEVEL_INFO) |
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Maybe the log level for this should be debug?
idtodd
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Feb 2, 2026
cmaynard-ngwpc
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Mar 12, 2026
cmaynard-ngwpc
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Successfully tested in AWS Workspace.
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BMI save state implementation currently includes saving and loading the current time of the BMI. This is needed for properly loading state during checkpointing, but that would cause hindcasting loading of states to continually increase, and some BMIs might start looking for data in indexes out of range from the configuration files. An additional SetValue message of "reset_time" is needed to allow the NOAH OWP BMI to reset its current time to 0 as well as update any other values that create a BMI state equivalent to starting at 0.
Additional changes made to facilitate messaging between NGEN and the Fortran BMI.
Changes:
reset_timeinnoahowp_set_intfunction that calls another subroutine to reset time variables.reset_model_timethat resets time variables.serialization_sizeis a valid input for allowing theget_var_nbytesto reflect an incoming size for serialized data. This works around the limitation of passing arbitrarily sized serialization data to the Fortran BMI to read.