iric_geo_riversurvey_read_direction_f
=====================================

-  Reads the direction of the crosssection as normalized vector

Format (FORTRAN)
------------------
.. code-block:: fortran

   call iric_geo_riversurvey_read_direction_f(rid, pointid, vx, vy, ier)

Format (C/C++)
----------------
.. code-block:: c

   ier = iRIC_Geo_RiverSurvey_Read_Direction(rid, pointid, &vx, &vy);

Format (Python)
----------------

This function does not exists for Python.

Arguments
---------

.. csv-table:: Arguments of iric_geo_riversurvey_read_direction_f
   :file: iric_geo_riversurvey_read_direction_f_args.csv
   :header-rows: 1