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Source
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(This section is under construction.)

A source file stands for one event (earthquake). It contains multiple source points on the fault.

``region_azimuth_leftface_deg``
    * Type:
    * Description:

``source_directory``
    * Type: Path
    * Description:

``source_directory_output``
    * Optional: Yes
    * Type: Path
    * Description: The directory where Hercules can use to store source-related temporary files. This is an optional parameter and the default value is ``outputfiles/srctmp``.