include/GL/wmesa.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Copyright (C) 1995-1998  Brian Paul
   4  *
   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.
   9  *
  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.
  14  *
  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.
  18  *
  19  */
  20
  21
  22 /*
  23  * Windows driver by: Mark E. Peterson (markp@ic.mankato.mn.us)
  24  * Updated by Li Wei (liwei@aiar.xjtu.edu.cn)
  25  *
  26  *
  27  ***************************************************************
  28  *                     WMesa                                   *
  29  *                     version 2.3                             *
  30  *                                                             *
  31  *                        By                                   *
  32  *                      Li Wei                                 *
  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                 *
  37  *                                                             *
  38  *             July 7th, 1997                                  *
  39  ***************************************************************
  40  */
  41
  42
  43 #ifndef WMESA_H
  44 #define WMESA_H
  45
  46
  47 #ifdef __cplusplus
  48 extern "C" {
  49 #endif
  50
  51
  52 #include "GL/gl.h"
  53
  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 */
  64 #  endif
  65 #endif
  66
  67 /*
  68  * This is the WMesa context 'handle':
  69  */
  70 typedef struct wmesa_context *WMesaContext;
  71
  72
  73
  74 /*
  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.
  78  *
  79  * Input:
  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
  88  *
  89  * Note: Indexed mode requires double buffering under Windows.
  90  *
  91  * Return:  a WMesa_context or NULL if error.
  92  */
  93 extern WMesaContext WMesaCreateContext(HDC hDC,HPALETTE* pPal,
  94                                        GLboolean rgb_flag,
  95                                        GLboolean db_flag,
  96                                        GLboolean alpha_flag);
  97
  98
  99 /*
 100  * Destroy a rendering context as returned by WMesaCreateContext()
 101  */
 102 extern void WMesaDestroyContext( WMesaContext ctx );
 103
 104
 105
 106 /*
 107  * Make the specified context the current one.
 108  */
 109 extern void WMesaMakeCurrent( WMesaContext ctx, HDC hdc );
 110
 111
 112 /*
 113  * Return a handle to the current context.
 114  */
 115 extern WMesaContext WMesaGetCurrentContext( void );
 116
 117
 118 /*
 119  * Swap the front and back buffers for the current context.  No action
 120  * taken if the context is not double buffered.
 121  */
 122 extern void WMesaSwapBuffers(HDC hdc);
 123
 124
 125 /*
 126  * In indexed color mode we need to know when the palette changes.
 127  */
 128 extern void WMesaPaletteChange(HPALETTE Pal);
 129
 130 extern void WMesaMove(void);
 131
 132 void WMesaShareLists(WMesaContext ctx_to_share, WMesaContext ctx);
 133
 134 #ifdef __cplusplus
 135 }
 136 #endif
 137
 138
 139 #endif
 140