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/**************************************************************************
*
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
**************************************************************************/
#include <windows.h>
#include "pipe/p_debug.h"
#include "pipe/internal/p_winsys_screen.h"
#include "pipe/p_screen.h"
#include "stw_device.h"
#include "stw_winsys.h"
#include "stw_pixelformat.h"
struct stw_device *stw_dev = NULL;
/**
* XXX: Dispatch pipe_winsys::flush_front_buffer to our
* stw_winsys::flush_front_buffer.
*/
static void
st_flush_frontbuffer(struct pipe_winsys *ws,
struct pipe_surface *surf,
void *context_private )
{
const struct stw_winsys *stw_winsys = stw_dev->stw_winsys;
struct pipe_winsys *winsys = stw_dev->screen->winsys;
HDC hdc = (HDC)context_private;
stw_winsys->flush_frontbuffer(winsys, surf, hdc);
}
boolean
st_init(const struct stw_winsys *stw_winsys)
{
static struct stw_device stw_dev_storage;
assert(!stw_dev);
stw_dev = &stw_dev_storage;
memset(stw_dev, 0, sizeof(*stw_dev));
stw_dev->stw_winsys = stw_winsys;
stw_dev->screen = stw_winsys->create_screen();
if(!stw_dev->screen)
goto error1;
/* XXX: pipe_winsys::flush_frontbuffer should go away */
stw_dev->screen->winsys->flush_frontbuffer = st_flush_frontbuffer;
pixelformat_init();
return TRUE;
error1:
stw_dev = NULL;
return FALSE;
}
void
st_cleanup(void)
{
DHGLRC dhglrc;
if(!stw_dev)
return;
/* Ensure all contexts are destroyed */
for (dhglrc = 1; dhglrc <= DRV_CONTEXT_MAX; dhglrc++)
if (stw_dev->ctx_array[dhglrc - 1].hglrc)
DrvDeleteContext( dhglrc );
stw_dev = NULL;
}
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