src/gallium/state_trackers/wgl/stw_ext_swapinterval.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 VMware, Inc.
   4  * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
   5  * All Rights Reserved.
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   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
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  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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  27  **************************************************************************/
  28
  29 #include <windows.h>
  30
  31 #define WGL_WGLEXT_PROTOTYPES
  32
  33 #include <GL/gl.h>
  34 #include <GL/wglext.h>
  35 #include "util/u_debug.h"
  36
  37 /* A dummy implementation of this extension.
  38  *
  39  * Required as some applications retrieve and call these functions
  40  * regardless of the fact that we don't advertise the extension and
  41  * further more the results of wglGetProcAddress are NULL.
  42  */
  43 WINGDIAPI BOOL APIENTRY
  44 wglSwapIntervalEXT(int interval)
  45 {
  46    (void) interval;
  47    debug_printf("%s: %d\n", __FUNCTION__, interval);
  48    return TRUE;
  49 }
  50
  51 WINGDIAPI int APIENTRY
  52 wglGetSwapIntervalEXT(void)
  53 {
  54    return 0;
  55 }
  56
  57