rom/graphics/loadview.c

   1 /*
   2     Copyright © 1995-2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Graphics function LoadView()
   6     Lang: english
   7 */
   8
   9 #include <aros/debug.h>
  10 #include <graphics/view.h>
  11
  12 #include "graphics_intern.h"
  13 #include "gfxfuncsupport.h"
  14 /*****************************************************************************
  15
  16     NAME */
  17 #include <proto/graphics.h>
  18
  19         AROS_LH1(void, LoadView,
  20
  21 /*  SYNOPSIS */
  22         AROS_LHA(struct View *, view, A1),
  23
  24 /*  LOCATION */
  25         struct GfxBase *, GfxBase, 37, Graphics)
  26
  27 /*  FUNCTION
  28         Display a new view
  29
  30     INPUTS
  31         view - pointer to the View structure which contains the pointer to the
  32                constructed coprocessor instructions list, or NULL
  33
  34     RESULT
  35         None.
  36
  37     NOTES
  38
  39     EXAMPLE
  40
  41     BUGS
  42
  43     SEE ALSO
  44
  45     INTERNALS
  46
  47     HISTORY
  48
  49
  50 ******************************************************************************/
  51 {
  52     AROS_LIBFUNC_INIT
  53
  54     ObtainSemaphore(GfxBase->ActiViewCprSemaphore);
  55
  56     if (GfxBase->ActiView != view)
  57     {
  58         GfxBase->ActiView = view;
  59         DoViewFunction(view, driver_LoadViewPorts, GfxBase);
  60     }
  61
  62     ReleaseSemaphore(GfxBase->ActiViewCprSemaphore);
  63
  64     AROS_LIBFUNC_EXIT
  65 } /* LoadView */