2 * Mesa 3-D graphics library
3 * Copyright (C) 1995-1998 Brian Paul
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details.
15 * You should have received a copy of the GNU Library General Public
16 * License along with this library; if not, write to the Free
17 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 * Windows driver by: Mark E. Peterson (markp@ic.mankato.mn.us)
24 * Updated by Li Wei (liwei@aiar.xjtu.edu.cn)
27 ***************************************************************
33 * Institute of Artificial Intelligence & Robotics *
34 * Xi'an Jiaotong University *
35 * Email: liwei@aiar.xjtu.edu.cn *
36 * Web page: http://sun.aiar.xjtu.edu.cn *
39 ***************************************************************
54 #if defined(_MSV_VER) && !defined(__GNUC__)
55 # pragma warning (disable:4273)
56 # pragma warning( disable : 4244 ) /* '=' : conversion from 'const double ' to 'float ', possible loss of data */
57 # pragma warning( disable : 4018 ) /* '<' : signed/unsigned mismatch */
58 # pragma warning( disable : 4305 ) /* '=' : truncation from 'const double ' to 'float ' */
59 # pragma warning( disable : 4013 ) /* 'function' undefined; assuming extern returning int */
60 # pragma warning( disable : 4761 ) /* integral size mismatch in argument; conversion supplied */
61 # pragma warning( disable : 4273 ) /* 'identifier' : inconsistent DLL linkage. dllexport assumed */
62 # if (MESA_WARNQUIET>1)
63 # pragma warning( disable : 4146 ) /* unary minus operator applied to unsigned type, result still unsigned */
68 * This is the WMesa context 'handle':
70 typedef struct wmesa_context
*WMesaContext
;
75 * Create a new WMesaContext for rendering into a window. You must
76 * have already created the window of correct visual type and with an
77 * appropriate colormap.
80 * hDC - Windows device or memory context
81 * Pal - Palette to use
82 * rgb_flag - GL_TRUE = RGB mode,
83 * GL_FALSE = color index mode
84 * db_flag - GL_TRUE = double-buffered,
85 * GL_FALSE = single buffered
86 * alpha_flag - GL_TRUE = create software alpha buffer,
87 * GL_FALSE = no software alpha buffer
89 * Note: Indexed mode requires double buffering under Windows.
91 * Return: a WMesa_context or NULL if error.
93 extern WMesaContext
WMesaCreateContext(HDC hDC
,HPALETTE
* pPal
,
96 GLboolean alpha_flag
);
100 * Destroy a rendering context as returned by WMesaCreateContext()
102 extern void WMesaDestroyContext( WMesaContext ctx
);
107 * Make the specified context the current one.
109 extern void WMesaMakeCurrent( WMesaContext ctx
, HDC hdc
);
113 * Return a handle to the current context.
115 extern WMesaContext
WMesaGetCurrentContext( void );
119 * Swap the front and back buffers for the current context. No action
120 * taken if the context is not double buffered.
122 extern void WMesaSwapBuffers(HDC hdc
);
126 * In indexed color mode we need to know when the palette changes.
128 extern void WMesaPaletteChange(HPALETTE Pal
);
130 extern void WMesaMove(void);
132 void WMesaShareLists(WMesaContext ctx_to_share
, WMesaContext ctx
);