1/*
2 * Mesa 3-D graphics library
3 * Version:  3.0
4 * Copyright (C) 1995-1998  Brian Paul
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public
17 * License along with this library; if not, write to the Free
18 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
19 *
20 */
21
22
23/*
24 * Windows driver by: Mark E. Peterson (markp@ic.mankato.mn.us)
25 * Updated by Li Wei (liwei@aiar.xjtu.edu.cn)
26 *
27 *
28 ***************************************************************
29 *                     WMesa                                   *
30 *                     version 2.3                             *
31 *                                                             *
32 *                        By                                   *
33 *                      Li Wei                                 *
34 *       Institute of Artificial Intelligence & Robotics       *
35 *       Xi'an Jiaotong University                             *
36 *       Email: liwei@aiar.xjtu.edu.cn                         *
37 *       Web page: http://sun.aiar.xjtu.edu.cn                 *
38 *                                                             *
39 *	       July 7th, 1997				       *
40 ***************************************************************
41 */
42
43
44#ifndef WMESA_H
45#define WMESA_H
46
47
48#ifdef __cplusplus
49extern "C" {
50#endif
51
52
53#include "GL/gl.h"
54
55#if defined(_MSV_VER) && !defined(__GNUC__)
56#  pragma warning (disable:4273)
57#  pragma warning( disable : 4244 ) /* '=' : conversion from 'const double ' to 'float ', possible loss of data */
58#  pragma warning( disable : 4018 ) /* '<' : signed/unsigned mismatch */
59#  pragma warning( disable : 4305 ) /* '=' : truncation from 'const double ' to 'float ' */
60#  pragma warning( disable : 4013 ) /* 'function' undefined; assuming extern returning int */
61#  pragma warning( disable : 4761 ) /* integral size mismatch in argument; conversion supplied */
62#  pragma warning( disable : 4273 ) /* 'identifier' : inconsistent DLL linkage. dllexport assumed */
63#  if (MESA_WARNQUIET>1)
64#    pragma warning( disable : 4146 ) /* unary minus operator applied to unsigned type, result still unsigned */
65#  endif
66#endif
67
68/*
69 * This is the WMesa context 'handle':
70 */
71typedef struct wmesa_context *WMesaContext;
72
73
74
75/*
76 * Create a new WMesaContext for rendering into a window.  You must
77 * have already created the window of correct visual type and with an
78 * appropriate colormap.
79 *
80 * Input:
81 *         hDC - Windows device or memory context
82 *         Pal  - Palette to use
83 *         rgb_flag - GL_TRUE = RGB mode,
84 *                    GL_FALSE = color index mode
85 *         db_flag - GL_TRUE = double-buffered,
86 *                   GL_FALSE = single buffered
87 *         alpha_flag - GL_TRUE = create software alpha buffer,
88 *                      GL_FALSE = no software alpha buffer
89 *
90 * Note: Indexed mode requires double buffering under Windows.
91 *
92 * Return:  a WMesa_context or NULL if error.
93 */
94extern WMesaContext WMesaCreateContext(HDC hDC,HPALETTE* pPal,
95                                       GLboolean rgb_flag,
96                                       GLboolean db_flag,
97                                       GLboolean alpha_flag);
98
99
100/*
101 * Destroy a rendering context as returned by WMesaCreateContext()
102 */
103extern void WMesaDestroyContext( WMesaContext ctx );
104
105
106
107/*
108 * Make the specified context the current one.
109 */
110extern void WMesaMakeCurrent( WMesaContext ctx, HDC hdc );
111
112
113/*
114 * Return a handle to the current context.
115 */
116extern WMesaContext WMesaGetCurrentContext( void );
117
118
119/*
120 * Swap the front and back buffers for the current context.  No action
121 * taken if the context is not double buffered.
122 */
123extern void WMesaSwapBuffers(HDC hdc);
124
125
126/*
127 * In indexed color mode we need to know when the palette changes.
128 */
129extern void WMesaPaletteChange(HPALETTE Pal);
130
131extern void WMesaMove(void);
132
133void WMesaShareLists(WMesaContext ctx_to_share, WMesaContext ctx);
134
135#ifdef __cplusplus
136}
137#endif
138
139
140#endif
141
142