_gClipSet()
 Set the screen clipping region
------------------------------------------------------------------------------
 C Prototype

     #include "llibg.api"
     ERRCODE _gClipSet(
                        LLG_LPRECT lpClipRectSet
                      )

 Arguments

     lpClipRectSet is a pointer to an LLG_RECT structure that you must
     allocate and initialize prior to calling this function.  _gClipSet()
     uses the members of this structure to set the current screen clipping
     region.

 Returns

     SUCCESS if successful; otherwise, an error code.

 Description

     _gClipSet() limits the active display for Light Lib Graphic API
     functions to a portion of the screen, called a clipping region.

     Note:  To retrieve information regarding the current clipping region
     without changing it, call _gClipGet().

 Files   Library is LLIBG.LIB, header file is Llibg.api.