hpux man page for xsetplanemask

XSetPlaneMask() 														   XSetPlaneMask()

Name
  XSetPlaneMask - set the plane mask in a graphics context.

Synopsis
  XSetPlaneMask(display, gc, plane_mask)
	Display *display;
	GC gc;
	unsigned long plane_mask;

Arguments
  display   Specifies a connection to an X server; returned from XOpenDisplay().

  gc	    Specifies the graphics context.

  plane_mask
	    Specifies the plane mask.  You can use the macro AllPlanes() if desired.

Description
  XSetPlaneMask()  sets the plane_mask component of the specified GC.  The plane_mask determines which planes of the destination drawable are
  affected by a graphics request.

  For more information, see Volume One, Chapter 5, The Graphics Context.

Errors
  BadAlloc
  BadGC

See Also
  XDefaultGC(), XChangeGC(), XCopyGC(), XCreateGC(), XFreeGC(), XGContextFromGC(), XSetArcMode(), XSetBackground(), XSetClipMask(),  XSetCli-
  pOrigin(),  XSetClipRectangles(), XSetDashes(), XSetFillRule(), XSetFillStyle(), XSetForeground(), XSetFunction(), XSetGraphicsExposures(),
  XSetLineAttributes(), XSetState(), XSetStipple(), XSetSubwindowMode(), XSetTSOrigin().

Xlib - Graphics Context 													   XSetPlaneMask()