.. _exhale_define__ifc4x2-definitions_8h_1a807c4c555bb137a7cb5a1c2756bbee39:

Define SCHEMA_IfcAxis2Placement2D_RefDirection_IS_OPTIONAL
==========================================================

- Defined in :ref:`file_src_ifcparse_Ifc4x2-definitions.h`


Define Documentation
--------------------


.. doxygendefine:: SCHEMA_IfcAxis2Placement2D_RefDirection_IS_OPTIONAL