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1  /*
2   * Copyright © Microsoft Corporation
3   *
4   * Permission is hereby granted, free of charge, to any person obtaining a
5   * copy of this software and associated documentation files (the "Software"),
6   * to deal in the Software without restriction, including without limitation
7   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8   * and/or sell copies of the Software, and to permit persons to whom the
9   * Software is furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice (including the next
12   * paragraph) shall be included in all copies or substantial portions of the
13   * Software.
14   *
15   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20   * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21   * IN THE SOFTWARE.
22   */
23  
24  #ifndef _GLDRV_
25  #define _GLDRV_
26  
27  #include <specstrings.h>
28  
29  // Number of entries expected for various versions of OpenGL
30  #define OPENGL_VERSION_100_ENTRIES      306
31  #define OPENGL_VERSION_110_ENTRIES      336
32  
33  typedef struct _GLDISPATCHTABLE {
34      void      (APIENTRY *glNewList                )( GLuint list, GLenum mode );
35      void      (APIENTRY *glEndList                )( void );
36      void      (APIENTRY *glCallList               )( GLuint list );
37      void      (APIENTRY *glCallLists              )( GLsizei n, GLenum type, const GLvoid *lists );
38      void      (APIENTRY *glDeleteLists            )( GLuint list, GLsizei range );
39      GLuint    (APIENTRY *glGenLists               )( GLsizei range );
40      void      (APIENTRY *glListBase               )( GLuint base );
41      void      (APIENTRY *glBegin                  )( GLenum mode );
42      void      (APIENTRY *glBitmap                 )( GLsizei width, GLsizei height, GLfloat xorig, GLfloat yorig, GLfloat xmove, GLfloat ymove, const GLubyte *bitmap );
43      void      (APIENTRY *glColor3b                )( GLbyte red, GLbyte green, GLbyte blue );
44      void      (APIENTRY *glColor3bv               )( const GLbyte *v );
45      void      (APIENTRY *glColor3d                )( GLdouble red, GLdouble green, GLdouble blue );
46      void      (APIENTRY *glColor3dv               )( const GLdouble *v );
47      void      (APIENTRY *glColor3f                )( GLfloat red, GLfloat green, GLfloat blue );
48      void      (APIENTRY *glColor3fv               )( const GLfloat *v );
49      void      (APIENTRY *glColor3i                )( GLint red, GLint green, GLint blue );
50      void      (APIENTRY *glColor3iv               )( const GLint *v );
51      void      (APIENTRY *glColor3s                )( GLshort red, GLshort green, GLshort blue );
52      void      (APIENTRY *glColor3sv               )( const GLshort *v );
53      void      (APIENTRY *glColor3ub               )( GLubyte red, GLubyte green, GLubyte blue );
54      void      (APIENTRY *glColor3ubv              )( const GLubyte *v );
55      void      (APIENTRY *glColor3ui               )( GLuint red, GLuint green, GLuint blue );
56      void      (APIENTRY *glColor3uiv              )( const GLuint *v );
57      void      (APIENTRY *glColor3us               )( GLushort red, GLushort green, GLushort blue );
58      void      (APIENTRY *glColor3usv              )( const GLushort *v );
59      void      (APIENTRY *glColor4b                )( GLbyte red, GLbyte green, GLbyte blue, GLbyte alpha );
60      void      (APIENTRY *glColor4bv               )( const GLbyte *v );
61      void      (APIENTRY *glColor4d                )( GLdouble red, GLdouble green, GLdouble blue, GLdouble alpha );
62      void      (APIENTRY *glColor4dv               )( const GLdouble *v );
63      void      (APIENTRY *glColor4f                )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
64      void      (APIENTRY *glColor4fv               )( const GLfloat *v );
65      void      (APIENTRY *glColor4i                )( GLint red, GLint green, GLint blue, GLint alpha );
66      void      (APIENTRY *glColor4iv               )( const GLint *v );
67      void      (APIENTRY *glColor4s                )( GLshort red, GLshort green, GLshort blue, GLshort alpha );
68      void      (APIENTRY *glColor4sv               )( const GLshort *v );
69      void      (APIENTRY *glColor4ub               )( GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha );
70      void      (APIENTRY *glColor4ubv              )( const GLubyte *v );
71      void      (APIENTRY *glColor4ui               )( GLuint red, GLuint green, GLuint blue, GLuint alpha );
72      void      (APIENTRY *glColor4uiv              )( const GLuint *v );
73      void      (APIENTRY *glColor4us               )( GLushort red, GLushort green, GLushort blue, GLushort alpha );
74      void      (APIENTRY *glColor4usv              )( const GLushort *v );
75      void      (APIENTRY *glEdgeFlag               )( GLboolean flag );
76      void      (APIENTRY *glEdgeFlagv              )( const GLboolean *flag );
77      void      (APIENTRY *glEnd                    )( void );
78      void      (APIENTRY *glIndexd                 )( GLdouble c );
79      void      (APIENTRY *glIndexdv                )( const GLdouble *c );
80      void      (APIENTRY *glIndexf                 )( GLfloat c );
81      void      (APIENTRY *glIndexfv                )( const GLfloat *c );
82      void      (APIENTRY *glIndexi                 )( GLint c );
83      void      (APIENTRY *glIndexiv                )( const GLint *c );
84      void      (APIENTRY *glIndexs                 )( GLshort c );
85      void      (APIENTRY *glIndexsv                )( const GLshort *c );
86      void      (APIENTRY *glNormal3b               )( GLbyte nx, GLbyte ny, GLbyte nz );
87      void      (APIENTRY *glNormal3bv              )( const GLbyte *v );
88      void      (APIENTRY *glNormal3d               )( GLdouble nx, GLdouble ny, GLdouble nz );
89      void      (APIENTRY *glNormal3dv              )( const GLdouble *v );
90      void      (APIENTRY *glNormal3f               )( GLfloat nx, GLfloat ny, GLfloat nz );
91      void      (APIENTRY *glNormal3fv              )( const GLfloat *v );
92      void      (APIENTRY *glNormal3i               )( GLint nx, GLint ny, GLint nz );
93      void      (APIENTRY *glNormal3iv              )( const GLint *v );
94      void      (APIENTRY *glNormal3s               )( GLshort nx, GLshort ny, GLshort nz );
95      void      (APIENTRY *glNormal3sv              )( const GLshort *v );
96      void      (APIENTRY *glRasterPos2d            )( GLdouble x, GLdouble y );
97      void      (APIENTRY *glRasterPos2dv           )( const GLdouble *v );
98      void      (APIENTRY *glRasterPos2f            )( GLfloat x, GLfloat y );
99      void      (APIENTRY *glRasterPos2fv           )( const GLfloat *v );
100      void      (APIENTRY *glRasterPos2i            )( GLint x, GLint y );
101      void      (APIENTRY *glRasterPos2iv           )( const GLint *v );
102      void      (APIENTRY *glRasterPos2s            )( GLshort x, GLshort y );
103      void      (APIENTRY *glRasterPos2sv           )( const GLshort *v );
104      void      (APIENTRY *glRasterPos3d            )( GLdouble x, GLdouble y, GLdouble z );
105      void      (APIENTRY *glRasterPos3dv           )( const GLdouble *v );
106      void      (APIENTRY *glRasterPos3f            )( GLfloat x, GLfloat y, GLfloat z );
107      void      (APIENTRY *glRasterPos3fv           )( const GLfloat *v );
108      void      (APIENTRY *glRasterPos3i            )( GLint x, GLint y, GLint z );
109      void      (APIENTRY *glRasterPos3iv           )( const GLint *v );
110      void      (APIENTRY *glRasterPos3s            )( GLshort x, GLshort y, GLshort z );
111      void      (APIENTRY *glRasterPos3sv           )( const GLshort *v );
112      void      (APIENTRY *glRasterPos4d            )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
113      void      (APIENTRY *glRasterPos4dv           )( const GLdouble *v );
114      void      (APIENTRY *glRasterPos4f            )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
115      void      (APIENTRY *glRasterPos4fv           )( const GLfloat *v );
116      void      (APIENTRY *glRasterPos4i            )( GLint x, GLint y, GLint z, GLint w );
117      void      (APIENTRY *glRasterPos4iv           )( const GLint *v );
118      void      (APIENTRY *glRasterPos4s            )( GLshort x, GLshort y, GLshort z, GLshort w );
119      void      (APIENTRY *glRasterPos4sv           )( const GLshort *v );
120      void      (APIENTRY *glRectd                  )( GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2 );
121      void      (APIENTRY *glRectdv                 )( const GLdouble *v1, const GLdouble *v2 );
122      void      (APIENTRY *glRectf                  )( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 );
123      void      (APIENTRY *glRectfv                 )( const GLfloat *v1, const GLfloat *v2 );
124      void      (APIENTRY *glRecti                  )( GLint x1, GLint y1, GLint x2, GLint y2 );
125      void      (APIENTRY *glRectiv                 )( const GLint *v1, const GLint *v2 );
126      void      (APIENTRY *glRects                  )( GLshort x1, GLshort y1, GLshort x2, GLshort y2 );
127      void      (APIENTRY *glRectsv                 )( const GLshort *v1, const GLshort *v2 );
128      void      (APIENTRY *glTexCoord1d             )( GLdouble s );
129      void      (APIENTRY *glTexCoord1dv            )( const GLdouble *v );
130      void      (APIENTRY *glTexCoord1f             )( GLfloat s );
131      void      (APIENTRY *glTexCoord1fv            )( const GLfloat *v );
132      void      (APIENTRY *glTexCoord1i             )( GLint s );
133      void      (APIENTRY *glTexCoord1iv            )( const GLint *v );
134      void      (APIENTRY *glTexCoord1s             )( GLshort s );
135      void      (APIENTRY *glTexCoord1sv            )( const GLshort *v );
136      void      (APIENTRY *glTexCoord2d             )( GLdouble s, GLdouble t );
137      void      (APIENTRY *glTexCoord2dv            )( const GLdouble *v );
138      void      (APIENTRY *glTexCoord2f             )( GLfloat s, GLfloat t );
139      void      (APIENTRY *glTexCoord2fv            )( const GLfloat *v );
140      void      (APIENTRY *glTexCoord2i             )( GLint s, GLint t );
141      void      (APIENTRY *glTexCoord2iv            )( const GLint *v );
142      void      (APIENTRY *glTexCoord2s             )( GLshort s, GLshort t );
143      void      (APIENTRY *glTexCoord2sv            )( const GLshort *v );
144      void      (APIENTRY *glTexCoord3d             )( GLdouble s, GLdouble t, GLdouble r );
145      void      (APIENTRY *glTexCoord3dv            )( const GLdouble *v );
146      void      (APIENTRY *glTexCoord3f             )( GLfloat s, GLfloat t, GLfloat r );
147      void      (APIENTRY *glTexCoord3fv            )( const GLfloat *v );
148      void      (APIENTRY *glTexCoord3i             )( GLint s, GLint t, GLint r );
149      void      (APIENTRY *glTexCoord3iv            )( const GLint *v );
150      void      (APIENTRY *glTexCoord3s             )( GLshort s, GLshort t, GLshort r );
151      void      (APIENTRY *glTexCoord3sv            )( const GLshort *v );
152      void      (APIENTRY *glTexCoord4d             )( GLdouble s, GLdouble t, GLdouble r, GLdouble q );
153      void      (APIENTRY *glTexCoord4dv            )( const GLdouble *v );
154      void      (APIENTRY *glTexCoord4f             )( GLfloat s, GLfloat t, GLfloat r, GLfloat q );
155      void      (APIENTRY *glTexCoord4fv            )( const GLfloat *v );
156      void      (APIENTRY *glTexCoord4i             )( GLint s, GLint t, GLint r, GLint q );
157      void      (APIENTRY *glTexCoord4iv            )( const GLint *v );
158      void      (APIENTRY *glTexCoord4s             )( GLshort s, GLshort t, GLshort r, GLshort q );
159      void      (APIENTRY *glTexCoord4sv            )( const GLshort *v );
160      void      (APIENTRY *glVertex2d               )( GLdouble x, GLdouble y );
161      void      (APIENTRY *glVertex2dv              )( const GLdouble *v );
162      void      (APIENTRY *glVertex2f               )( GLfloat x, GLfloat y );
163      void      (APIENTRY *glVertex2fv              )( const GLfloat *v );
164      void      (APIENTRY *glVertex2i               )( GLint x, GLint y );
165      void      (APIENTRY *glVertex2iv              )( const GLint *v );
166      void      (APIENTRY *glVertex2s               )( GLshort x, GLshort y );
167      void      (APIENTRY *glVertex2sv              )( const GLshort *v );
168      void      (APIENTRY *glVertex3d               )( GLdouble x, GLdouble y, GLdouble z );
169      void      (APIENTRY *glVertex3dv              )( const GLdouble *v );
170      void      (APIENTRY *glVertex3f               )( GLfloat x, GLfloat y, GLfloat z );
171      void      (APIENTRY *glVertex3fv              )( const GLfloat *v );
172      void      (APIENTRY *glVertex3i               )( GLint x, GLint y, GLint z );
173      void      (APIENTRY *glVertex3iv              )( const GLint *v );
174      void      (APIENTRY *glVertex3s               )( GLshort x, GLshort y, GLshort z );
175      void      (APIENTRY *glVertex3sv              )( const GLshort *v );
176      void      (APIENTRY *glVertex4d               )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
177      void      (APIENTRY *glVertex4dv              )( const GLdouble *v );
178      void      (APIENTRY *glVertex4f               )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
179      void      (APIENTRY *glVertex4fv              )( const GLfloat *v );
180      void      (APIENTRY *glVertex4i               )( GLint x, GLint y, GLint z, GLint w );
181      void      (APIENTRY *glVertex4iv              )( const GLint *v );
182      void      (APIENTRY *glVertex4s               )( GLshort x, GLshort y, GLshort z, GLshort w );
183      void      (APIENTRY *glVertex4sv              )( const GLshort *v );
184      void      (APIENTRY *glClipPlane              )( GLenum plane, const GLdouble *equation );
185      void      (APIENTRY *glColorMaterial          )( GLenum face, GLenum mode );
186      void      (APIENTRY *glCullFace               )( GLenum mode );
187      void      (APIENTRY *glFogf                   )( GLenum pname, GLfloat param );
188      void      (APIENTRY *glFogfv                  )( GLenum pname, const GLfloat *params );
189      void      (APIENTRY *glFogi                   )( GLenum pname, GLint param );
190      void      (APIENTRY *glFogiv                  )( GLenum pname, const GLint *params );
191      void      (APIENTRY *glFrontFace              )( GLenum mode );
192      void      (APIENTRY *glHint                   )( GLenum target, GLenum mode );
193      void      (APIENTRY *glLightf                 )( GLenum light, GLenum pname, GLfloat param );
194      void      (APIENTRY *glLightfv                )( GLenum light, GLenum pname, const GLfloat *params );
195      void      (APIENTRY *glLighti                 )( GLenum light, GLenum pname, GLint param );
196      void      (APIENTRY *glLightiv                )( GLenum light, GLenum pname, const GLint *params );
197      void      (APIENTRY *glLightModelf            )( GLenum pname, GLfloat param );
198      void      (APIENTRY *glLightModelfv           )( GLenum pname, const GLfloat *params );
199      void      (APIENTRY *glLightModeli            )( GLenum pname, GLint param );
200      void      (APIENTRY *glLightModeliv           )( GLenum pname, const GLint *params );
201      void      (APIENTRY *glLineStipple            )( GLint factor, GLushort pattern );
202      void      (APIENTRY *glLineWidth              )( GLfloat width );
203      void      (APIENTRY *glMaterialf              )( GLenum face, GLenum pname, GLfloat param );
204      void      (APIENTRY *glMaterialfv             )( GLenum face, GLenum pname, const GLfloat *params );
205      void      (APIENTRY *glMateriali              )( GLenum face, GLenum pname, GLint param );
206      void      (APIENTRY *glMaterialiv             )( GLenum face, GLenum pname, const GLint *params );
207      void      (APIENTRY *glPointSize              )( GLfloat size );
208      void      (APIENTRY *glPolygonMode            )( GLenum face, GLenum mode );
209      void      (APIENTRY *glPolygonStipple         )( const GLubyte *mask );
210      void      (APIENTRY *glScissor                )( GLint x, GLint y, GLsizei width, GLsizei height );
211      void      (APIENTRY *glShadeModel             )( GLenum mode );
212      void      (APIENTRY *glTexParameterf          )( GLenum target, GLenum pname, GLfloat param );
213      void      (APIENTRY *glTexParameterfv         )( GLenum target, GLenum pname, const GLfloat *params );
214      void      (APIENTRY *glTexParameteri          )( GLenum target, GLenum pname, GLint param );
215      void      (APIENTRY *glTexParameteriv         )( GLenum target, GLenum pname, const GLint *params );
216      void      (APIENTRY *glTexImage1D             )( GLenum target, GLint level, GLint components, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
217      void      (APIENTRY *glTexImage2D             )( GLenum target, GLint level, GLint components, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
218      void      (APIENTRY *glTexEnvf                )( GLenum target, GLenum pname, GLfloat param );
219      void      (APIENTRY *glTexEnvfv               )( GLenum target, GLenum pname, const GLfloat *params );
220      void      (APIENTRY *glTexEnvi                )( GLenum target, GLenum pname, GLint param );
221      void      (APIENTRY *glTexEnviv               )( GLenum target, GLenum pname, const GLint *params );
222      void      (APIENTRY *glTexGend                )( GLenum coord, GLenum pname, GLdouble param );
223      void      (APIENTRY *glTexGendv               )( GLenum coord, GLenum pname, const GLdouble *params );
224      void      (APIENTRY *glTexGenf                )( GLenum coord, GLenum pname, GLfloat param );
225      void      (APIENTRY *glTexGenfv               )( GLenum coord, GLenum pname, const GLfloat *params );
226      void      (APIENTRY *glTexGeni                )( GLenum coord, GLenum pname, GLint param );
227      void      (APIENTRY *glTexGeniv               )( GLenum coord, GLenum pname, const GLint *params );
228      void      (APIENTRY *glFeedbackBuffer         )( GLsizei size, GLenum type, GLfloat *buffer );
229      void      (APIENTRY *glSelectBuffer           )( GLsizei size, GLuint *buffer );
230      GLint     (APIENTRY *glRenderMode             )( GLenum mode );
231      void      (APIENTRY *glInitNames              )( void );
232      void      (APIENTRY *glLoadName               )( GLuint name );
233      void      (APIENTRY *glPassThrough            )( GLfloat token );
234      void      (APIENTRY *glPopName                )( void );
235      void      (APIENTRY *glPushName               )( GLuint name );
236      void      (APIENTRY *glDrawBuffer             )( GLenum mode );
237      void      (APIENTRY *glClear                  )( GLbitfield mask );
238      void      (APIENTRY *glClearAccum             )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
239      void      (APIENTRY *glClearIndex             )( GLfloat c );
240      void      (APIENTRY *glClearColor             )( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha );
241      void      (APIENTRY *glClearStencil           )( GLint s );
242      void      (APIENTRY *glClearDepth             )( GLclampd depth );
243      void      (APIENTRY *glStencilMask            )( GLuint mask );
244      void      (APIENTRY *glColorMask              )( GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha );
245      void      (APIENTRY *glDepthMask              )( GLboolean flag );
246      void      (APIENTRY *glIndexMask              )( GLuint mask );
247      void      (APIENTRY *glAccum                  )( GLenum op, GLfloat value );
248      void      (APIENTRY *glDisable                )( GLenum cap );
249      void      (APIENTRY *glEnable                 )( GLenum cap );
250      void      (APIENTRY *glFinish                 )( void );
251      void      (APIENTRY *glFlush                  )( void );
252      void      (APIENTRY *glPopAttrib              )( void );
253      void      (APIENTRY *glPushAttrib             )( GLbitfield mask );
254      void      (APIENTRY *glMap1d                  )( GLenum target, GLdouble u1, GLdouble u2, GLint stride, GLint order, const GLdouble *points );
255      void      (APIENTRY *glMap1f                  )( GLenum target, GLfloat u1, GLfloat u2, GLint stride, GLint order, const GLfloat *points );
256      void      (APIENTRY *glMap2d                  )( GLenum target, GLdouble u1, GLdouble u2, GLint ustride, GLint uorder, GLdouble v1, GLdouble v2, GLint vstride, GLint vorder, const GLdouble *points );
257      void      (APIENTRY *glMap2f                  )( GLenum target, GLfloat u1, GLfloat u2, GLint ustride, GLint uorder, GLfloat v1, GLfloat v2, GLint vstride, GLint vorder, const GLfloat *points );
258      void      (APIENTRY *glMapGrid1d              )( GLint un, GLdouble u1, GLdouble u2 );
259      void      (APIENTRY *glMapGrid1f              )( GLint un, GLfloat u1, GLfloat u2 );
260      void      (APIENTRY *glMapGrid2d              )( GLint un, GLdouble u1, GLdouble u2, GLint vn, GLdouble v1, GLdouble v2 );
261      void      (APIENTRY *glMapGrid2f              )( GLint un, GLfloat u1, GLfloat u2, GLint vn, GLfloat v1, GLfloat v2 );
262      void      (APIENTRY *glEvalCoord1d            )( GLdouble u );
263      void      (APIENTRY *glEvalCoord1dv           )( const GLdouble *u );
264      void      (APIENTRY *glEvalCoord1f            )( GLfloat u );
265      void      (APIENTRY *glEvalCoord1fv           )( const GLfloat *u );
266      void      (APIENTRY *glEvalCoord2d            )( GLdouble u, GLdouble v );
267      void      (APIENTRY *glEvalCoord2dv           )( const GLdouble *u );
268      void      (APIENTRY *glEvalCoord2f            )( GLfloat u, GLfloat v );
269      void      (APIENTRY *glEvalCoord2fv           )( const GLfloat *u );
270      void      (APIENTRY *glEvalMesh1              )( GLenum mode, GLint i1, GLint i2 );
271      void      (APIENTRY *glEvalPoint1             )( GLint i );
272      void      (APIENTRY *glEvalMesh2              )( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
273      void      (APIENTRY *glEvalPoint2             )( GLint i, GLint j );
274      void      (APIENTRY *glAlphaFunc              )( GLenum func, GLclampf ref );
275      void      (APIENTRY *glBlendFunc              )( GLenum sfactor, GLenum dfactor );
276      void      (APIENTRY *glLogicOp                )( GLenum opcode );
277      void      (APIENTRY *glStencilFunc            )( GLenum func, GLint ref, GLuint mask );
278      void      (APIENTRY *glStencilOp              )( GLenum fail, GLenum zfail, GLenum zpass );
279      void      (APIENTRY *glDepthFunc              )( GLenum func );
280      void      (APIENTRY *glPixelZoom              )( GLfloat xfactor, GLfloat yfactor );
281      void      (APIENTRY *glPixelTransferf         )( GLenum pname, GLfloat param );
282      void      (APIENTRY *glPixelTransferi         )( GLenum pname, GLint param );
283      void      (APIENTRY *glPixelStoref            )( GLenum pname, GLfloat param );
284      void      (APIENTRY *glPixelStorei            )( GLenum pname, GLint param );
285      void      (APIENTRY *glPixelMapfv             )( GLenum map, GLint mapsize, const GLfloat *values );
286      void      (APIENTRY *glPixelMapuiv            )( GLenum map, GLint mapsize, const GLuint *values );
287      void      (APIENTRY *glPixelMapusv            )( GLenum map, GLint mapsize, const GLushort *values );
288      void      (APIENTRY *glReadBuffer             )( GLenum mode );
289      void      (APIENTRY *glCopyPixels             )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum type );
290      void      (APIENTRY *glReadPixels             )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels );
291      void      (APIENTRY *glDrawPixels             )( GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels );
292      void      (APIENTRY *glGetBooleanv            )( GLenum pname, GLboolean *params );
293      void      (APIENTRY *glGetClipPlane           )( GLenum plane, GLdouble *equation );
294      void      (APIENTRY *glGetDoublev             )( GLenum pname, GLdouble *params );
295      GLenum    (APIENTRY *glGetError               )( void );
296      void      (APIENTRY *glGetFloatv              )( GLenum pname, GLfloat *params );
297      void      (APIENTRY *glGetIntegerv            )( GLenum pname, GLint *params );
298      void      (APIENTRY *glGetLightfv             )( GLenum light, GLenum pname, GLfloat *params );
299      void      (APIENTRY *glGetLightiv             )( GLenum light, GLenum pname, GLint *params );
300      void      (APIENTRY *glGetMapdv               )( GLenum target, GLenum query, GLdouble *v );
301      void      (APIENTRY *glGetMapfv               )( GLenum target, GLenum query, GLfloat *v );
302      void      (APIENTRY *glGetMapiv               )( GLenum target, GLenum query, GLint *v );
303      void      (APIENTRY *glGetMaterialfv          )( GLenum face, GLenum pname, GLfloat *params );
304      void      (APIENTRY *glGetMaterialiv          )( GLenum face, GLenum pname, GLint *params );
305      void      (APIENTRY *glGetPixelMapfv          )( GLenum map, GLfloat *values );
306      void      (APIENTRY *glGetPixelMapuiv         )( GLenum map, GLuint *values );
307      void      (APIENTRY *glGetPixelMapusv         )( GLenum map, GLushort *values );
308      void      (APIENTRY *glGetPolygonStipple      )( GLubyte *mask );
309      const GLubyte * (APIENTRY *glGetString        )( GLenum name );
310      void      (APIENTRY *glGetTexEnvfv            )( GLenum target, GLenum pname, GLfloat *params );
311      void      (APIENTRY *glGetTexEnviv            )( GLenum target, GLenum pname, GLint *params );
312      void      (APIENTRY *glGetTexGendv            )( GLenum coord, GLenum pname, GLdouble *params );
313      void      (APIENTRY *glGetTexGenfv            )( GLenum coord, GLenum pname, GLfloat *params );
314      void      (APIENTRY *glGetTexGeniv            )( GLenum coord, GLenum pname, GLint *params );
315      void      (APIENTRY *glGetTexImage            )( GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels );
316      void      (APIENTRY *glGetTexParameterfv      )( GLenum target, GLenum pname, GLfloat *params );
317      void      (APIENTRY *glGetTexParameteriv      )( GLenum target, GLenum pname, GLint *params );
318      void      (APIENTRY *glGetTexLevelParameterfv )( GLenum target, GLint level, GLenum pname, GLfloat *params );
319      void      (APIENTRY *glGetTexLevelParameteriv )( GLenum target, GLint level, GLenum pname, GLint *params );
320      GLboolean (APIENTRY *glIsEnabled              )( GLenum cap );
321      GLboolean (APIENTRY *glIsList                 )( GLuint list );
322      void      (APIENTRY *glDepthRange             )( GLclampd zNear, GLclampd zFar );
323      void      (APIENTRY *glFrustum                )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
324      void      (APIENTRY *glLoadIdentity           )( void );
325      void      (APIENTRY *glLoadMatrixf            )( const GLfloat *m );
326      void      (APIENTRY *glLoadMatrixd            )( const GLdouble *m );
327      void      (APIENTRY *glMatrixMode             )( GLenum mode );
328      void      (APIENTRY *glMultMatrixf            )( const GLfloat *m );
329      void      (APIENTRY *glMultMatrixd            )( const GLdouble *m );
330      void      (APIENTRY *glOrtho                  )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
331      void      (APIENTRY *glPopMatrix              )( void );
332      void      (APIENTRY *glPushMatrix             )( void );
333      void      (APIENTRY *glRotated                )( GLdouble angle, GLdouble x, GLdouble y, GLdouble z );
334      void      (APIENTRY *glRotatef                )( GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
335      void      (APIENTRY *glScaled                 )( GLdouble x, GLdouble y, GLdouble z );
336      void      (APIENTRY *glScalef                 )( GLfloat x, GLfloat y, GLfloat z );
337      void      (APIENTRY *glTranslated             )( GLdouble x, GLdouble y, GLdouble z );
338      void      (APIENTRY *glTranslatef             )( GLfloat x, GLfloat y, GLfloat z );
339      void      (APIENTRY *glViewport               )( GLint x, GLint y, GLsizei width, GLsizei height );
340      // OpenGL version 1.0 entries end here
341  
342      // OpenGL version 1.1 entries begin here
343      void      (APIENTRY *glArrayElement           )(GLint i);
344      void      (APIENTRY *glBindTexture            )(GLenum target, GLuint texture);
345      void      (APIENTRY *glColorPointer           )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);
346      void      (APIENTRY *glDisableClientState     )(GLenum array);
347      void      (APIENTRY *glDrawArrays             )(GLenum mode, GLint first, GLsizei count);
348      void      (APIENTRY *glDrawElements           )(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);
349      void      (APIENTRY *glEdgeFlagPointer        )(GLsizei stride, const GLvoid *pointer);
350      void      (APIENTRY *glEnableClientState      )(GLenum array);
351      void      (APIENTRY *glIndexPointer           )(GLenum type, GLsizei stride, const GLvoid *pointer);
352      void      (APIENTRY *glIndexub                )(GLubyte c);
353      void      (APIENTRY *glIndexubv               )(const GLubyte *c);
354      void      (APIENTRY *glInterleavedArrays      )(GLenum format, GLsizei stride, const GLvoid *pointer);
355      void      (APIENTRY *glNormalPointer          )(GLenum type, GLsizei stride, const GLvoid *pointer);
356      void      (APIENTRY *glPolygonOffset          )(GLfloat factor, GLfloat units);
357      void      (APIENTRY *glTexCoordPointer        )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);
358      void      (APIENTRY *glVertexPointer          )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);
359      GLboolean (APIENTRY *glAreTexturesResident    )(GLsizei n, const GLuint *textures, GLboolean *residences);
360      void      (APIENTRY *glCopyTexImage1D         )(GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLint border);
361      void      (APIENTRY *glCopyTexImage2D         )(GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
362      void      (APIENTRY *glCopyTexSubImage1D      )(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);
363      void      (APIENTRY *glCopyTexSubImage2D      )(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);
364      void      (APIENTRY *glDeleteTextures         )(GLsizei n, const GLuint *textures);
365      void      (APIENTRY *glGenTextures            )(GLsizei n, GLuint *textures);
366      void      (APIENTRY *glGetPointerv            )(GLenum pname, GLvoid* *params);
367      GLboolean (APIENTRY *glIsTexture              )(GLuint texture);
368      void      (APIENTRY *glPrioritizeTextures     )(GLsizei n, const GLuint *textures, const GLclampf *priorities);
369      void      (APIENTRY *glTexSubImage1D          )(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);
370      void      (APIENTRY *glTexSubImage2D          )(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);
371      void      (APIENTRY *glPopClientAttrib        )(void);
372      void      (APIENTRY *glPushClientAttrib       )(GLbitfield mask);
373  } GLDISPATCHTABLE, *PGLDISPATCHTABLE;
374  
375  // OpenGL Client/Driver Procedure Table.
376  
377  typedef struct _GLCLTPROCTABLE {
378      _In_range_(0,OPENGL_VERSION_110_ENTRIES) int             cEntries;           // Number of function entries in table
379      GLDISPATCHTABLE glDispatchTable;    // OpenGL function dispatch table
380  } GLCLTPROCTABLE, *PGLCLTPROCTABLE;
381  
382  // Driver GLRC handle.
383  
384  typedef ULONG DHGLRC;
385  
386  // SetProcTable function prototype for DrvSetContext.
387  
388  typedef VOID (APIENTRY *PFN_SETPROCTABLE)(PGLCLTPROCTABLE);
389  
390  // DrvSetCallbackProcs prototypes
391  typedef VOID   (APIENTRY *PFN_SETCURRENTVALUE)(VOID *pv);
392  typedef VOID  *(APIENTRY *PFN_GETCURRENTVALUE)(VOID);
393  typedef DHGLRC (APIENTRY *PFN_GETDHGLRC)(HGLRC hrc);
394  #if WINVER >= 0x600
395  typedef struct _PRESENTBUFFERSCB {
396      IN UINT nVersion;
397      IN UINT syncType;      // See PRESCB_SYNCTYPE_NONE and PRESCB_SYNCTYPE_VSYNC
398      IN LUID luidAdapter;
399      IN LPVOID pPrivData;
400      IN RECT updateRect;    // Update rectangle in the coordinate system of the window, whose HDC is passed to PFN_PRESENTBUFFERS
401  } PRESENTBUFFERSCB, *LPPRESENTBUFFERSCB;
402  typedef BOOL (APIENTRY *PFN_PRESENTBUFFERS)(HDC hdc, LPPRESENTBUFFERSCB pprsbcbData);
403  #endif
404  #if WINVER >= 0xA00
405  typedef VOID   (APIENTRY *PFN_GETADAPTERLUID)(HDC hdc, OUT LUID* pLuid);
406  typedef struct _CHECKFULLSCREENSUPPORTCB {
407      IN UINT nVersion;
408      IN LUID luidAdapter;
409      IN UINT hDevice;
410      IN HMONITOR hMonitor;
411      OUT UINT VidPnSourceId;
412  } CHECKFULLSCREENSUPPORTCB, *LPCHECKFULLSCREENSUPPORTCB;
413  typedef BOOL   (APIENTRY *PFN_CHECKFULLSCREENSUPPORT)(HDC hdc, LPCHECKFULLSCREENSUPPORTCB pArgs);
414  typedef struct _PRESENTTOREDIRECTIONSURFACECB {
415      IN UINT nVersion;
416      IN UINT hContext;
417      IN UINT hSource;
418      IN UINT hDestination;
419      IN HANDLE hSharedHandle;
420      IN UINT64 updateId;
421      IN RECT updateRect;
422      IN UINT broadcastContextCount;
423      IN UINT broadcastContext[64];
424      IN UINT broadcastSrcAllocation[64];
425      IN UINT broadcastDstAllocation[64];
426      IN UINT cbPrivateDriverDataSize;
427      IN VOID *pPrivateDriverData;
428  } PRESENTTOREDIRECTIONSURFACECB, *LPPRESENTTOREDIRECTIONSURFACECB;
429  typedef BOOL   (APIENTRY *PFN_PRESENTTOREDIRECTIONSURFACE)(HDC hdc, LPPRESENTTOREDIRECTIONSURFACECB pArgs);
430  typedef struct _SUBMITPRESENTTOREDIRECTIONSURFACECB {
431      IN UINT nVersion;
432      IN HANDLE hSharedHandle;
433      IN UINT64 updateId;
434      IN RECT updateRect;
435      IN UINT broadcastHwQueueCount;
436  
437      _Field_size_(broadcastHwQueueCount)
438      IN UINT *broadcastHwQueue;
439  
440      _Field_size_(broadcastHwQueueCount)
441      IN UINT *broadcastSrcAllocation;
442  
443      _Field_size_opt_(broadcastHwQueueCount)
444      IN UINT *broadcastDstAllocation;
445  
446      IN UINT cbPrivateDriverDataSize;
447      IN VOID *pPrivateDriverData;
448  } SUBMITPRESENTTOREDIRECTIONSURFACECB, *LPSUBMITPRESENTTOREDIRECTIONSURFACECB;
449  typedef BOOL   (APIENTRY *PFN_SUBMITPRESENTTOREDIRECTIONSURFACE)(HDC hdc, LPSUBMITPRESENTTOREDIRECTIONSURFACECB pArgs);
450  #endif
451  
452  // Note: Structure not referenced directly, simply present to document the expected order/count of
453  // callbacks received through DrvSetCallbackProcs.
454  struct WGLCALLBACKS
455  {
456      PFN_SETCURRENTVALUE pfnSetCurrentValue;
457      PFN_GETCURRENTVALUE pfnGetCurrentValue;
458      PFN_GETDHGLRC pfnGetDhglrc;
459      PROC pfnUnused;
460  #if WINVER >= 0x600
461      PFN_PRESENTBUFFERS pfnPresentBuffers;
462  #endif
463  #if WINVER >= 0xA00
464      PFN_GETADAPTERLUID pfnGetAdapterLuid;
465      PFN_CHECKFULLSCREENSUPPORT pfnCheckFullscreenSupport;
466      PFN_PRESENTTOREDIRECTIONSURFACE pfnPresentToRedirectionSurface;
467      PFN_SUBMITPRESENTTOREDIRECTIONSURFACE pfnSubmitPresentToRedirectionSurface;
468  #endif
469  };
470  
471  // Driver context function prototypes.
472  
473  BOOL            APIENTRY DrvCopyContext(DHGLRC, DHGLRC, UINT);
474  DHGLRC          APIENTRY DrvCreateContext(HDC);
475  DHGLRC          APIENTRY DrvCreateLayerContext(HDC, int);
476  BOOL            APIENTRY DrvDeleteContext(DHGLRC);
477  PGLCLTPROCTABLE APIENTRY DrvSetContext(HDC,DHGLRC,PFN_SETPROCTABLE);
478  BOOL            APIENTRY DrvReleaseContext(DHGLRC);
479  BOOL            APIENTRY DrvValidateVersion(ULONG);
480  BOOL		APIENTRY DrvShareLists(DHGLRC, DHGLRC);
481  PROC            APIENTRY DrvGetProcAddress(LPCSTR);
482  VOID            APIENTRY DrvSetCallbackProcs(INT, PROC *); // See WGLCALLBACKS for expected order/count per OS.
483  BOOL            APIENTRY DrvDescribeLayerPlane(HDC, INT, INT, UINT,
484                                                 LPLAYERPLANEDESCRIPTOR);
485  INT             APIENTRY DrvSetLayerPaletteEntries(HDC, INT, INT, INT,
486                                                     CONST COLORREF *);
487  INT             APIENTRY DrvGetLayerPaletteEntries(HDC, INT, INT, INT,
488                                                     COLORREF *);
489  BOOL            APIENTRY DrvRealizeLayerPalette(HDC, INT, BOOL);
490  BOOL            APIENTRY DrvSwapLayerBuffers(HDC, UINT);
491  
492  #if WINVER >= 0x500
493  
494  typedef struct IDirectDrawSurface *LPDIRECTDRAWSURFACE;
495  typedef struct _DDSURFACEDESC *LPDDSURFACEDESC;
496  
497  DHGLRC          APIENTRY DrvCreateDirectDrawContext(HDC, LPDIRECTDRAWSURFACE,
498                                                      int);
499  int             APIENTRY DrvEnumTextureFormats(int, LPDDSURFACEDESC);
500  BOOL            APIENTRY DrvBindDirectDrawTexture(LPDIRECTDRAWSURFACE);
501  DWORD           APIENTRY DrvSwapMultipleBuffers(UINT cBuffers,
502                                                  CONST WGLSWAP *pgswap);
503  
504  LONG            APIENTRY DrvDescribePixelFormat(HDC, INT, ULONG, PIXELFORMATDESCRIPTOR*);
505  BOOL            APIENTRY DrvSetPixelFormat(HDC, LONG);
506  BOOL            APIENTRY DrvSwapBuffers(HDC);
507  
508  #endif // WINVER >= 0x500
509  
510  #if WINVER >= 0x600
511  typedef struct _PRESENTBUFFERS {
512      IN HANDLE hSurface;
513      IN LUID luidAdapter;
514      IN ULONGLONG ullPresentToken;
515      IN LPVOID pPrivData;
516  } PRESENTBUFFERS, *LPPRESENTBUFFERS;
517  typedef BOOL (APIENTRY *PFN_PRESENTBUFFERS)(HDC hdc, LPPRESENTBUFFERSCB pprsbcbData);
518  
519  #define PRESCB_SYNCTYPE_NONE 0
520  #define PRESCB_SYNCTYPE_VSYNC  1
521  
522  BOOL            APIENTRY DrvPresentBuffers(HDC hdc, LPPRESENTBUFFERS pprsbData);
523  
524  #endif
525  
526  // Input structure for OPENGL_CMD ExtEscape.
527  
528  typedef struct _WNDOBJ WNDOBJ;
529  typedef struct _XLATEOBJ XLATEOBJ;
530  
531  typedef struct _OPENGLCMD
532  {
533      ULONG    ulSubEsc;
534      FLONG    fl;
535      WNDOBJ   *pwo;
536      XLATEOBJ *pxo;
537  } OPENGLCMD, *POPENGLCMD;
538  
539  #if WINVER >= 0x500
540  
541  #define OPENGLCMD_MAXMULTI WGL_SWAPMULTIPLE_MAX
542  
543  typedef struct _OPENGLCMDMULTI
544  {
545      ULONG ulSubEsc;
546      FLONG fl;
547      ULONG cMulti;
548      XLATEOBJ *pxo;
549  } OPENGLCMDMULTI, *POPENGLCMDMULTI;
550  
551  #endif // WINVER >= 0x500
552  
553  // Flags for OPENGL_CMD ExtEscape.
554  
555  #define OGLCMD_NEEDWNDOBJ       0x01
556  #define OGLCMD_NEEDXLATEOBJ     0x02
557  
558  #if WINVER >= 0x500
559  #define OGLCMD_MULTIWNDOBJ      0x04
560  #endif // WINVER >= 0x500
561  
562  // OPENGL_GETINFO ExtEscape sub-escape numbers.  They are defined by Microsoft.
563  
564  #define OPENGL_GETINFO_DRVNAME  0
565  
566  // Input structure for OPENGL_GETINFO ExtEscape.
567  
568  typedef struct _OPENGLGETINFO
569  {
570      ULONG   ulSubEsc;
571  } OPENGLGETINFO, *POPENGLGETINFO;
572  
573  // Input structure for OPENGL_GETINFO_DRVNAME ExtEscape.
574  
575  typedef struct _GLDRVNAME
576  {
577      OPENGLGETINFO   oglget;
578  } GLDRVNAME, *PGLDRVNAME;
579  
580  // Output structure for OPENGL_GETINFO_DRVNAME ExtEscape.
581  
582  typedef struct _GLDRVNAMERET
583  {
584      ULONG   ulVersion;              // must be 1 for this version
585      ULONG   ulDriverVersion;        // driver specific version number
586      WCHAR   awch[MAX_PATH+1];
587  } GLDRVNAMERET, *PGLDRVNAMERET;
588  
589  #endif /* _GLDRV_ */
590