1/**************************************************************************
2 *
3 * Copyright 2008 VMware, Inc.
4 * All Rights Reserved.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
16 * of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25 *
26 **************************************************************************/
27
28#ifndef STW_CONTEXT_H
29#define STW_CONTEXT_H
30
31#include <windows.h>
32
33struct hud_context;
34struct stw_framebuffer;
35struct st_context_iface;
36
37struct stw_context
38{
39   struct st_context_iface *st;
40   DHGLRC dhglrc;
41   int iPixelFormat;
42   HDC hDrawDC;
43   HDC hReadDC;
44   BOOL shared;
45
46   struct stw_framebuffer *current_framebuffer;
47   struct stw_framebuffer *current_read_framebuffer;
48
49   struct hud_context *hud;
50};
51
52struct stw_context *stw_create_context_attribs(HDC hdc, INT iLayerPlane,
53                                               struct stw_context *shareCtx,
54                                               int majorVersion, int minorVersion,
55                                               int contextFlags, int profileMask,
56                                               int iPixelFormat, int resetStrategy);
57
58DHGLRC stw_create_context_handle(struct stw_context *context, DHGLRC handle);
59
60void stw_destroy_context(struct stw_context *);
61
62BOOL stw_unbind_context(struct stw_context *);
63
64DHGLRC stw_get_current_context( void );
65
66struct stw_context *stw_current_context(void);
67
68HDC stw_get_current_dc( void );
69
70HDC stw_get_current_read_dc( void );
71
72BOOL stw_make_current( struct stw_framebuffer *fb, struct stw_framebuffer *fbRead, struct stw_context *ctx );
73
74BOOL stw_make_current_by_handles( HDC hDrawDC, HDC hReadDC, DHGLRC dhglrc );
75
76void stw_notify_current_locked( struct stw_framebuffer *fb );
77
78#endif /* STW_CONTEXT_H */
79