2 Copyright (C) 1999-2007 id Software, Inc. and contributors.
3 For a list of contributors, see the accompanying CONTRIBUTORS file.
5 This file is part of GtkRadiant.
7 GtkRadiant is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 GtkRadiant is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GtkRadiant; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 ** This file implements the operating system binding of GL to QGL function
26 ** pointers. When doing a port of Quake2 you must implement the following
29 ** QGL_Init() - loads libraries, assigns function pointers, etc.
30 ** QGL_Shutdown() - unloads libraries, NULLs function pointers
35 #if defined ( __linux__ ) || defined ( __APPLE__ )
43 void Sys_Printf( const char *format, ... );
46 HMODULE g_hGLDLL = NULL;
48 #pragma warning (disable : 4113 4133 4047 4018 )
50 int ( WINAPI * qwglChoosePixelFormat )( HDC, CONST PIXELFORMATDESCRIPTOR * );
51 int ( WINAPI * qwglDescribePixelFormat )( HDC, int, UINT, LPPIXELFORMATDESCRIPTOR );
52 int ( WINAPI * qwglGetPixelFormat )( HDC );
53 BOOL ( WINAPI * qwglSetPixelFormat )( HDC, int, CONST PIXELFORMATDESCRIPTOR * );
54 BOOL ( WINAPI * qwglSwapBuffers )( HDC );
56 BOOL ( WINAPI * qwglCopyContext )( HGLRC, HGLRC, UINT );
57 HGLRC ( WINAPI * qwglCreateContext )( HDC );
58 HGLRC ( WINAPI * qwglCreateLayerContext )( HDC, int );
59 BOOL ( WINAPI * qwglDeleteContext )( HGLRC );
60 HGLRC ( WINAPI * qwglGetCurrentContext )( VOID );
61 HDC ( WINAPI * qwglGetCurrentDC )( VOID );
62 PROC ( WINAPI * qwglGetProcAddress )( LPCSTR );
63 BOOL ( WINAPI * qwglMakeCurrent )( HDC, HGLRC );
64 BOOL ( WINAPI * qwglShareLists )( HGLRC, HGLRC );
65 BOOL ( WINAPI * qwglUseFontBitmaps )( HDC, DWORD, DWORD, DWORD );
67 BOOL ( WINAPI * qwglUseFontOutlines )( HDC, DWORD, DWORD, DWORD, FLOAT,
68 FLOAT, int, LPGLYPHMETRICSFLOAT );
70 BOOL ( WINAPI * qwglDescribeLayerPlane )( HDC, int, int, UINT, LPLAYERPLANEDESCRIPTOR );
71 int ( WINAPI * qwglSetLayerPaletteEntries )( HDC, int, int, int, CONST COLORREF * );
72 int ( WINAPI * qwglGetLayerPaletteEntries )( HDC, int, int, int, COLORREF * );
73 BOOL ( WINAPI * qwglRealizeLayerPalette )( HDC, int, BOOL );
74 BOOL ( WINAPI * qwglSwapLayerBuffers )( HDC, UINT );
76 BOOL ( WINAPI * qwglGetDeviceGammaRampEXT )( unsigned char *, unsigned char *, unsigned char * );
77 BOOL ( WINAPI * qwglSetDeviceGammaRampEXT )( const unsigned char *, const unsigned char *,
78 const unsigned char * );
79 BOOL ( WINAPI * qwglSwapIntervalEXT )( int interval );
85 #if defined ( __linux__ ) || defined ( __APPLE__ )
88 XVisualInfo* ( *qglXChooseVisual )( Display * dpy, int screen, int *attribList );
89 GLXContext ( *qglXCreateContext )( Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct );
90 void ( *qglXDestroyContext )( Display *dpy, GLXContext ctx );
91 Bool ( *qglXMakeCurrent )( Display *dpy, GLXDrawable drawable, GLXContext ctx );
92 void ( *qglXCopyContext )( Display *dpy, GLXContext src, GLXContext dst, GLuint mask );
93 void ( *qglXSwapBuffers )( Display *dpy, GLXDrawable drawable );
94 GLXPixmap ( *qglXCreateGLXPixmap )( Display *dpy, XVisualInfo *visual, Pixmap pixmap );
95 void ( *qglXDestroyGLXPixmap )( Display *dpy, GLXPixmap pixmap );
96 Bool ( *qglXQueryExtension )( Display *dpy, int *errorb, int *event );
97 Bool ( *qglXQueryVersion )( Display *dpy, int *maj, int *min );
98 Bool ( *qglXIsDirect )( Display *dpy, GLXContext ctx );
99 int ( *qglXGetConfig )( Display *dpy, XVisualInfo *visual, int attrib, int *value );
100 GLXContext ( *qglXGetCurrentContext )( void );
101 GLXDrawable ( *qglXGetCurrentDrawable )( void );
102 void ( *qglXWaitGL )( void );
103 void ( *qglXWaitX )( void );
104 void ( *qglXUseXFont )( Font font, int first, int count, int list );
105 void* ( *qglXGetProcAddressARB )( const GLubyte * procName );
108 void ( APIENTRY * qglAccum )( GLenum op, GLfloat value );
109 void ( APIENTRY * qglAlphaFunc )( GLenum func, GLclampf ref );
110 GLboolean ( APIENTRY * qglAreTexturesResident )( GLsizei n, const GLuint *textures, GLboolean *residences );
111 void ( APIENTRY * qglArrayElement )( GLint i );
112 void ( APIENTRY * qglBegin )( GLenum mode );
113 void ( APIENTRY * qglBindTexture )( GLenum target, GLuint texture );
114 void ( APIENTRY * qglBitmap )( GLsizei width, GLsizei height, GLfloat xorig, GLfloat yorig, GLfloat xmove, GLfloat ymove, const GLubyte *bitmap );
115 void ( APIENTRY * qglBlendFunc )( GLenum sfactor, GLenum dfactor );
116 void ( APIENTRY * qglCallList )( GLuint list );
117 void ( APIENTRY * qglCallLists )( GLsizei n, GLenum type, const GLvoid *lists );
118 void ( APIENTRY * qglClear )( GLbitfield mask );
119 void ( APIENTRY * qglClearAccum )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
120 void ( APIENTRY * qglClearColor )( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha );
121 void ( APIENTRY * qglClearDepth )( GLclampd depth );
122 void ( APIENTRY * qglClearIndex )( GLfloat c );
123 void ( APIENTRY * qglClearStencil )( GLint s );
124 void ( APIENTRY * qglClipPlane )( GLenum plane, const GLdouble *equation );
125 void ( APIENTRY * qglColor3b )( GLbyte red, GLbyte green, GLbyte blue );
126 void ( APIENTRY * qglColor3bv )( const GLbyte *v );
127 void ( APIENTRY * qglColor3d )( GLdouble red, GLdouble green, GLdouble blue );
128 void ( APIENTRY * qglColor3dv )( const GLdouble *v );
129 void ( APIENTRY * qglColor3f )( GLfloat red, GLfloat green, GLfloat blue );
130 void ( APIENTRY * qglColor3fv )( const GLfloat *v );
131 void ( APIENTRY * qglColor3i )( GLint red, GLint green, GLint blue );
132 void ( APIENTRY * qglColor3iv )( const GLint *v );
133 void ( APIENTRY * qglColor3s )( GLshort red, GLshort green, GLshort blue );
134 void ( APIENTRY * qglColor3sv )( const GLshort *v );
135 void ( APIENTRY * qglColor3ub )( GLubyte red, GLubyte green, GLubyte blue );
136 void ( APIENTRY * qglColor3ubv )( const GLubyte *v );
137 void ( APIENTRY * qglColor3ui )( GLuint red, GLuint green, GLuint blue );
138 void ( APIENTRY * qglColor3uiv )( const GLuint *v );
139 void ( APIENTRY * qglColor3us )( GLushort red, GLushort green, GLushort blue );
140 void ( APIENTRY * qglColor3usv )( const GLushort *v );
141 void ( APIENTRY * qglColor4b )( GLbyte red, GLbyte green, GLbyte blue, GLbyte alpha );
142 void ( APIENTRY * qglColor4bv )( const GLbyte *v );
143 void ( APIENTRY * qglColor4d )( GLdouble red, GLdouble green, GLdouble blue, GLdouble alpha );
144 void ( APIENTRY * qglColor4dv )( const GLdouble *v );
145 void ( APIENTRY * qglColor4f )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
146 void ( APIENTRY * qglColor4fv )( const GLfloat *v );
147 void ( APIENTRY * qglColor4i )( GLint red, GLint green, GLint blue, GLint alpha );
148 void ( APIENTRY * qglColor4iv )( const GLint *v );
149 void ( APIENTRY * qglColor4s )( GLshort red, GLshort green, GLshort blue, GLshort alpha );
150 void ( APIENTRY * qglColor4sv )( const GLshort *v );
151 void ( APIENTRY * qglColor4ub )( GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha );
152 void ( APIENTRY * qglColor4ubv )( const GLubyte *v );
153 void ( APIENTRY * qglColor4ui )( GLuint red, GLuint green, GLuint blue, GLuint alpha );
154 void ( APIENTRY * qglColor4uiv )( const GLuint *v );
155 void ( APIENTRY * qglColor4us )( GLushort red, GLushort green, GLushort blue, GLushort alpha );
156 void ( APIENTRY * qglColor4usv )( const GLushort *v );
157 void ( APIENTRY * qglColorMask )( GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha );
158 void ( APIENTRY * qglColorMaterial )( GLenum face, GLenum mode );
159 void ( APIENTRY * qglColorPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
160 void ( APIENTRY * qglCopyPixels )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum type );
161 void ( APIENTRY * qglCopyTexImage1D )( GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLint border );
162 void ( APIENTRY * qglCopyTexImage2D )( GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border );
163 void ( APIENTRY * qglCopyTexSubImage1D )( GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width );
164 void ( APIENTRY * qglCopyTexSubImage2D )( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height );
165 void ( APIENTRY * qglCullFace )( GLenum mode );
166 void ( APIENTRY * qglDeleteLists )( GLuint list, GLsizei range );
167 void ( APIENTRY * qglDeleteTextures )( GLsizei n, const GLuint *textures );
168 void ( APIENTRY * qglDepthFunc )( GLenum func );
169 void ( APIENTRY * qglDepthMask )( GLboolean flag );
170 void ( APIENTRY * qglDepthRange )( GLclampd zNear, GLclampd zFar );
171 void ( APIENTRY * qglDisable )( GLenum cap );
172 void ( APIENTRY * qglDisableClientState )( GLenum array );
173 void ( APIENTRY * qglDrawArrays )( GLenum mode, GLint first, GLsizei count );
174 void ( APIENTRY * qglDrawBuffer )( GLenum mode );
175 void ( APIENTRY * qglDrawElements )( GLenum mode, GLsizei count, GLenum type, const GLvoid *indices );
176 void ( APIENTRY * qglDrawPixels )( GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels );
177 void ( APIENTRY * qglEdgeFlag )( GLboolean flag );
178 void ( APIENTRY * qglEdgeFlagPointer )( GLsizei stride, const GLvoid *pointer );
179 void ( APIENTRY * qglEdgeFlagv )( const GLboolean *flag );
180 void ( APIENTRY * qglEnable )( GLenum cap );
181 void ( APIENTRY * qglEnableClientState )( GLenum array );
182 void ( APIENTRY * qglEnd )( void );
183 void ( APIENTRY * qglEndList )( void );
184 void ( APIENTRY * qglEvalCoord1d )( GLdouble u );
185 void ( APIENTRY * qglEvalCoord1dv )( const GLdouble *u );
186 void ( APIENTRY * qglEvalCoord1f )( GLfloat u );
187 void ( APIENTRY * qglEvalCoord1fv )( const GLfloat *u );
188 void ( APIENTRY * qglEvalCoord2d )( GLdouble u, GLdouble v );
189 void ( APIENTRY * qglEvalCoord2dv )( const GLdouble *u );
190 void ( APIENTRY * qglEvalCoord2f )( GLfloat u, GLfloat v );
191 void ( APIENTRY * qglEvalCoord2fv )( const GLfloat *u );
192 void ( APIENTRY * qglEvalMesh1 )( GLenum mode, GLint i1, GLint i2 );
193 void ( APIENTRY * qglEvalMesh2 )( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
194 void ( APIENTRY * qglEvalPoint1 )( GLint i );
195 void ( APIENTRY * qglEvalPoint2 )( GLint i, GLint j );
196 void ( APIENTRY * qglFeedbackBuffer )( GLsizei size, GLenum type, GLfloat *buffer );
197 void ( APIENTRY * qglFinish )( void );
198 void ( APIENTRY * qglFlush )( void );
199 void ( APIENTRY * qglFogf )( GLenum pname, GLfloat param );
200 void ( APIENTRY * qglFogfv )( GLenum pname, const GLfloat *params );
201 void ( APIENTRY * qglFogi )( GLenum pname, GLint param );
202 void ( APIENTRY * qglFogiv )( GLenum pname, const GLint *params );
203 void ( APIENTRY * qglFrontFace )( GLenum mode );
204 void ( APIENTRY * qglFrustum )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
205 GLuint ( APIENTRY * qglGenLists )( GLsizei range );
206 void ( APIENTRY * qglGenTextures )( GLsizei n, GLuint *textures );
207 void ( APIENTRY * qglGetBooleanv )( GLenum pname, GLboolean *params );
208 void ( APIENTRY * qglGetClipPlane )( GLenum plane, GLdouble *equation );
209 void ( APIENTRY * qglGetDoublev )( GLenum pname, GLdouble *params );
210 GLenum ( APIENTRY * qglGetError )( void );
211 void ( APIENTRY * qglGetFloatv )( GLenum pname, GLfloat *params );
212 void ( APIENTRY * qglGetIntegerv )( GLenum pname, GLint *params );
213 void ( APIENTRY * qglGetLightfv )( GLenum light, GLenum pname, GLfloat *params );
214 void ( APIENTRY * qglGetLightiv )( GLenum light, GLenum pname, GLint *params );
215 void ( APIENTRY * qglGetMapdv )( GLenum target, GLenum query, GLdouble *v );
216 void ( APIENTRY * qglGetMapfv )( GLenum target, GLenum query, GLfloat *v );
217 void ( APIENTRY * qglGetMapiv )( GLenum target, GLenum query, GLint *v );
218 void ( APIENTRY * qglGetMaterialfv )( GLenum face, GLenum pname, GLfloat *params );
219 void ( APIENTRY * qglGetMaterialiv )( GLenum face, GLenum pname, GLint *params );
220 void ( APIENTRY * qglGetPixelMapfv )( GLenum map, GLfloat *values );
221 void ( APIENTRY * qglGetPixelMapuiv )( GLenum map, GLuint *values );
222 void ( APIENTRY * qglGetPixelMapusv )( GLenum map, GLushort *values );
223 void ( APIENTRY * qglGetPointerv )( GLenum pname, GLvoid* *params );
224 void ( APIENTRY * qglGetPolygonStipple )( GLubyte *mask );
225 const GLubyte * ( APIENTRY * qglGetString )(GLenum name);
226 void ( APIENTRY * qglGetTexEnvfv )( GLenum target, GLenum pname, GLfloat *params );
227 void ( APIENTRY * qglGetTexEnviv )( GLenum target, GLenum pname, GLint *params );
228 void ( APIENTRY * qglGetTexGendv )( GLenum coord, GLenum pname, GLdouble *params );
229 void ( APIENTRY * qglGetTexGenfv )( GLenum coord, GLenum pname, GLfloat *params );
230 void ( APIENTRY * qglGetTexGeniv )( GLenum coord, GLenum pname, GLint *params );
231 void ( APIENTRY * qglGetTexImage )( GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels );
232 void ( APIENTRY * qglGetTexLevelParameterfv )( GLenum target, GLint level, GLenum pname, GLfloat *params );
233 void ( APIENTRY * qglGetTexLevelParameteriv )( GLenum target, GLint level, GLenum pname, GLint *params );
234 void ( APIENTRY * qglGetTexParameterfv )( GLenum target, GLenum pname, GLfloat *params );
235 void ( APIENTRY * qglGetTexParameteriv )( GLenum target, GLenum pname, GLint *params );
236 void ( APIENTRY * qglHint )( GLenum target, GLenum mode );
237 void ( APIENTRY * qglIndexMask )( GLuint mask );
238 void ( APIENTRY * qglIndexPointer )( GLenum type, GLsizei stride, const GLvoid *pointer );
239 void ( APIENTRY * qglIndexd )( GLdouble c );
240 void ( APIENTRY * qglIndexdv )( const GLdouble *c );
241 void ( APIENTRY * qglIndexf )( GLfloat c );
242 void ( APIENTRY * qglIndexfv )( const GLfloat *c );
243 void ( APIENTRY * qglIndexi )( GLint c );
244 void ( APIENTRY * qglIndexiv )( const GLint *c );
245 void ( APIENTRY * qglIndexs )( GLshort c );
246 void ( APIENTRY * qglIndexsv )( const GLshort *c );
247 void ( APIENTRY * qglIndexub )( GLubyte c );
248 void ( APIENTRY * qglIndexubv )( const GLubyte *c );
249 void ( APIENTRY * qglInitNames )( void );
250 void ( APIENTRY * qglInterleavedArrays )( GLenum format, GLsizei stride, const GLvoid *pointer );
251 GLboolean ( APIENTRY * qglIsEnabled )( GLenum cap );
252 GLboolean ( APIENTRY * qglIsList )( GLuint list );
253 GLboolean ( APIENTRY * qglIsTexture )( GLuint texture );
254 void ( APIENTRY * qglLightModelf )( GLenum pname, GLfloat param );
255 void ( APIENTRY * qglLightModelfv )( GLenum pname, const GLfloat *params );
256 void ( APIENTRY * qglLightModeli )( GLenum pname, GLint param );
257 void ( APIENTRY * qglLightModeliv )( GLenum pname, const GLint *params );
258 void ( APIENTRY * qglLightf )( GLenum light, GLenum pname, GLfloat param );
259 void ( APIENTRY * qglLightfv )( GLenum light, GLenum pname, const GLfloat *params );
260 void ( APIENTRY * qglLighti )( GLenum light, GLenum pname, GLint param );
261 void ( APIENTRY * qglLightiv )( GLenum light, GLenum pname, const GLint *params );
262 void ( APIENTRY * qglLineStipple )( GLint factor, GLushort pattern );
263 void ( APIENTRY * qglLineWidth )( GLfloat width );
264 void ( APIENTRY * qglListBase )( GLuint base );
265 void ( APIENTRY * qglLoadIdentity )( void );
266 void ( APIENTRY * qglLoadMatrixd )( const GLdouble *m );
267 void ( APIENTRY * qglLoadMatrixf )( const GLfloat *m );
268 void ( APIENTRY * qglLoadName )( GLuint name );
269 void ( APIENTRY * qglLogicOp )( GLenum opcode );
270 void ( APIENTRY * qglMap1d )( GLenum target, GLdouble u1, GLdouble u2, GLint stride, GLint order, const GLdouble *points );
271 void ( APIENTRY * qglMap1f )( GLenum target, GLfloat u1, GLfloat u2, GLint stride, GLint order, const GLfloat *points );
272 void ( APIENTRY * qglMap2d )( GLenum target, GLdouble u1, GLdouble u2, GLint ustride, GLint uorder, GLdouble v1, GLdouble v2, GLint vstride, GLint vorder, const GLdouble *points );
273 void ( APIENTRY * qglMap2f )( GLenum target, GLfloat u1, GLfloat u2, GLint ustride, GLint uorder, GLfloat v1, GLfloat v2, GLint vstride, GLint vorder, const GLfloat *points );
274 void ( APIENTRY * qglMapGrid1d )( GLint un, GLdouble u1, GLdouble u2 );
275 void ( APIENTRY * qglMapGrid1f )( GLint un, GLfloat u1, GLfloat u2 );
276 void ( APIENTRY * qglMapGrid2d )( GLint un, GLdouble u1, GLdouble u2, GLint vn, GLdouble v1, GLdouble v2 );
277 void ( APIENTRY * qglMapGrid2f )( GLint un, GLfloat u1, GLfloat u2, GLint vn, GLfloat v1, GLfloat v2 );
278 void ( APIENTRY * qglMaterialf )( GLenum face, GLenum pname, GLfloat param );
279 void ( APIENTRY * qglMaterialfv )( GLenum face, GLenum pname, const GLfloat *params );
280 void ( APIENTRY * qglMateriali )( GLenum face, GLenum pname, GLint param );
281 void ( APIENTRY * qglMaterialiv )( GLenum face, GLenum pname, const GLint *params );
282 void ( APIENTRY * qglMatrixMode )( GLenum mode );
283 void ( APIENTRY * qglMultMatrixd )( const GLdouble *m );
284 void ( APIENTRY * qglMultMatrixf )( const GLfloat *m );
285 void ( APIENTRY * qglNewList )( GLuint list, GLenum mode );
286 void ( APIENTRY * qglNormal3b )( GLbyte nx, GLbyte ny, GLbyte nz );
287 void ( APIENTRY * qglNormal3bv )( const GLbyte *v );
288 void ( APIENTRY * qglNormal3d )( GLdouble nx, GLdouble ny, GLdouble nz );
289 void ( APIENTRY * qglNormal3dv )( const GLdouble *v );
290 void ( APIENTRY * qglNormal3f )( GLfloat nx, GLfloat ny, GLfloat nz );
291 void ( APIENTRY * qglNormal3fv )( const GLfloat *v );
292 void ( APIENTRY * qglNormal3i )( GLint nx, GLint ny, GLint nz );
293 void ( APIENTRY * qglNormal3iv )( const GLint *v );
294 void ( APIENTRY * qglNormal3s )( GLshort nx, GLshort ny, GLshort nz );
295 void ( APIENTRY * qglNormal3sv )( const GLshort *v );
296 void ( APIENTRY * qglNormalPointer )( GLenum type, GLsizei stride, const GLvoid *pointer );
297 void ( APIENTRY * qglOrtho )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
298 void ( APIENTRY * qglPassThrough )( GLfloat token );
299 void ( APIENTRY * qglPixelMapfv )( GLenum map, GLsizei mapsize, const GLfloat *values );
300 void ( APIENTRY * qglPixelMapuiv )( GLenum map, GLsizei mapsize, const GLuint *values );
301 void ( APIENTRY * qglPixelMapusv )( GLenum map, GLsizei mapsize, const GLushort *values );
302 void ( APIENTRY * qglPixelStoref )( GLenum pname, GLfloat param );
303 void ( APIENTRY * qglPixelStorei )( GLenum pname, GLint param );
304 void ( APIENTRY * qglPixelTransferf )( GLenum pname, GLfloat param );
305 void ( APIENTRY * qglPixelTransferi )( GLenum pname, GLint param );
306 void ( APIENTRY * qglPixelZoom )( GLfloat xfactor, GLfloat yfactor );
307 void ( APIENTRY * qglPointSize )( GLfloat size );
308 void ( APIENTRY * qglPolygonMode )( GLenum face, GLenum mode );
309 void ( APIENTRY * qglPolygonOffset )( GLfloat factor, GLfloat units );
310 void ( APIENTRY * qglPolygonStipple )( const GLubyte *mask );
311 void ( APIENTRY * qglPopAttrib )( void );
312 void ( APIENTRY * qglPopClientAttrib )( void );
313 void ( APIENTRY * qglPopMatrix )( void );
314 void ( APIENTRY * qglPopName )( void );
315 void ( APIENTRY * qglPrioritizeTextures )( GLsizei n, const GLuint *textures, const GLclampf *priorities );
316 void ( APIENTRY * qglPushAttrib )( GLbitfield mask );
317 void ( APIENTRY * qglPushClientAttrib )( GLbitfield mask );
318 void ( APIENTRY * qglPushMatrix )( void );
319 void ( APIENTRY * qglPushName )( GLuint name );
320 void ( APIENTRY * qglRasterPos2d )( GLdouble x, GLdouble y );
321 void ( APIENTRY * qglRasterPos2dv )( const GLdouble *v );
322 void ( APIENTRY * qglRasterPos2f )( GLfloat x, GLfloat y );
323 void ( APIENTRY * qglRasterPos2fv )( const GLfloat *v );
324 void ( APIENTRY * qglRasterPos2i )( GLint x, GLint y );
325 void ( APIENTRY * qglRasterPos2iv )( const GLint *v );
326 void ( APIENTRY * qglRasterPos2s )( GLshort x, GLshort y );
327 void ( APIENTRY * qglRasterPos2sv )( const GLshort *v );
328 void ( APIENTRY * qglRasterPos3d )( GLdouble x, GLdouble y, GLdouble z );
329 void ( APIENTRY * qglRasterPos3dv )( const GLdouble *v );
330 void ( APIENTRY * qglRasterPos3f )( GLfloat x, GLfloat y, GLfloat z );
331 void ( APIENTRY * qglRasterPos3fv )( const GLfloat *v );
332 void ( APIENTRY * qglRasterPos3i )( GLint x, GLint y, GLint z );
333 void ( APIENTRY * qglRasterPos3iv )( const GLint *v );
334 void ( APIENTRY * qglRasterPos3s )( GLshort x, GLshort y, GLshort z );
335 void ( APIENTRY * qglRasterPos3sv )( const GLshort *v );
336 void ( APIENTRY * qglRasterPos4d )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
337 void ( APIENTRY * qglRasterPos4dv )( const GLdouble *v );
338 void ( APIENTRY * qglRasterPos4f )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
339 void ( APIENTRY * qglRasterPos4fv )( const GLfloat *v );
340 void ( APIENTRY * qglRasterPos4i )( GLint x, GLint y, GLint z, GLint w );
341 void ( APIENTRY * qglRasterPos4iv )( const GLint *v );
342 void ( APIENTRY * qglRasterPos4s )( GLshort x, GLshort y, GLshort z, GLshort w );
343 void ( APIENTRY * qglRasterPos4sv )( const GLshort *v );
344 void ( APIENTRY * qglReadBuffer )( GLenum mode );
345 void ( APIENTRY * qglReadPixels )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels );
346 void ( APIENTRY * qglRectd )( GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2 );
347 void ( APIENTRY * qglRectdv )( const GLdouble *v1, const GLdouble *v2 );
348 void ( APIENTRY * qglRectf )( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 );
349 void ( APIENTRY * qglRectfv )( const GLfloat *v1, const GLfloat *v2 );
350 void ( APIENTRY * qglRecti )( GLint x1, GLint y1, GLint x2, GLint y2 );
351 void ( APIENTRY * qglRectiv )( const GLint *v1, const GLint *v2 );
352 void ( APIENTRY * qglRects )( GLshort x1, GLshort y1, GLshort x2, GLshort y2 );
353 void ( APIENTRY * qglRectsv )( const GLshort *v1, const GLshort *v2 );
354 GLint ( APIENTRY * qglRenderMode )( GLenum mode );
355 void ( APIENTRY * qglRotated )( GLdouble angle, GLdouble x, GLdouble y, GLdouble z );
356 void ( APIENTRY * qglRotatef )( GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
357 void ( APIENTRY * qglScaled )( GLdouble x, GLdouble y, GLdouble z );
358 void ( APIENTRY * qglScalef )( GLfloat x, GLfloat y, GLfloat z );
359 void ( APIENTRY * qglScissor )( GLint x, GLint y, GLsizei width, GLsizei height );
360 void ( APIENTRY * qglSelectBuffer )( GLsizei size, GLuint *buffer );
361 void ( APIENTRY * qglShadeModel )( GLenum mode );
362 void ( APIENTRY * qglStencilFunc )( GLenum func, GLint ref, GLuint mask );
363 void ( APIENTRY * qglStencilMask )( GLuint mask );
364 void ( APIENTRY * qglStencilOp )( GLenum fail, GLenum zfail, GLenum zpass );
365 void ( APIENTRY * qglTexCoord1d )( GLdouble s );
366 void ( APIENTRY * qglTexCoord1dv )( const GLdouble *v );
367 void ( APIENTRY * qglTexCoord1f )( GLfloat s );
368 void ( APIENTRY * qglTexCoord1fv )( const GLfloat *v );
369 void ( APIENTRY * qglTexCoord1i )( GLint s );
370 void ( APIENTRY * qglTexCoord1iv )( const GLint *v );
371 void ( APIENTRY * qglTexCoord1s )( GLshort s );
372 void ( APIENTRY * qglTexCoord1sv )( const GLshort *v );
373 void ( APIENTRY * qglTexCoord2d )( GLdouble s, GLdouble t );
374 void ( APIENTRY * qglTexCoord2dv )( const GLdouble *v );
375 void ( APIENTRY * qglTexCoord2f )( GLfloat s, GLfloat t );
376 void ( APIENTRY * qglTexCoord2fv )( const GLfloat *v );
377 void ( APIENTRY * qglTexCoord2i )( GLint s, GLint t );
378 void ( APIENTRY * qglTexCoord2iv )( const GLint *v );
379 void ( APIENTRY * qglTexCoord2s )( GLshort s, GLshort t );
380 void ( APIENTRY * qglTexCoord2sv )( const GLshort *v );
381 void ( APIENTRY * qglTexCoord3d )( GLdouble s, GLdouble t, GLdouble r );
382 void ( APIENTRY * qglTexCoord3dv )( const GLdouble *v );
383 void ( APIENTRY * qglTexCoord3f )( GLfloat s, GLfloat t, GLfloat r );
384 void ( APIENTRY * qglTexCoord3fv )( const GLfloat *v );
385 void ( APIENTRY * qglTexCoord3i )( GLint s, GLint t, GLint r );
386 void ( APIENTRY * qglTexCoord3iv )( const GLint *v );
387 void ( APIENTRY * qglTexCoord3s )( GLshort s, GLshort t, GLshort r );
388 void ( APIENTRY * qglTexCoord3sv )( const GLshort *v );
389 void ( APIENTRY * qglTexCoord4d )( GLdouble s, GLdouble t, GLdouble r, GLdouble q );
390 void ( APIENTRY * qglTexCoord4dv )( const GLdouble *v );
391 void ( APIENTRY * qglTexCoord4f )( GLfloat s, GLfloat t, GLfloat r, GLfloat q );
392 void ( APIENTRY * qglTexCoord4fv )( const GLfloat *v );
393 void ( APIENTRY * qglTexCoord4i )( GLint s, GLint t, GLint r, GLint q );
394 void ( APIENTRY * qglTexCoord4iv )( const GLint *v );
395 void ( APIENTRY * qglTexCoord4s )( GLshort s, GLshort t, GLshort r, GLshort q );
396 void ( APIENTRY * qglTexCoord4sv )( const GLshort *v );
397 void ( APIENTRY * qglTexCoordPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
398 void ( APIENTRY * qglTexEnvf )( GLenum target, GLenum pname, GLfloat param );
399 void ( APIENTRY * qglTexEnvfv )( GLenum target, GLenum pname, const GLfloat *params );
400 void ( APIENTRY * qglTexEnvi )( GLenum target, GLenum pname, GLint param );
401 void ( APIENTRY * qglTexEnviv )( GLenum target, GLenum pname, const GLint *params );
402 void ( APIENTRY * qglTexGend )( GLenum coord, GLenum pname, GLdouble param );
403 void ( APIENTRY * qglTexGendv )( GLenum coord, GLenum pname, const GLdouble *params );
404 void ( APIENTRY * qglTexGenf )( GLenum coord, GLenum pname, GLfloat param );
405 void ( APIENTRY * qglTexGenfv )( GLenum coord, GLenum pname, const GLfloat *params );
406 void ( APIENTRY * qglTexGeni )( GLenum coord, GLenum pname, GLint param );
407 void ( APIENTRY * qglTexGeniv )( GLenum coord, GLenum pname, const GLint *params );
408 void ( APIENTRY * qglTexImage1D )( GLenum target, GLint level, GLint internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
409 void ( APIENTRY * qglTexImage2D )( GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
410 void ( APIENTRY * qglTexParameterf )( GLenum target, GLenum pname, GLfloat param );
411 void ( APIENTRY * qglTexParameterfv )( GLenum target, GLenum pname, const GLfloat *params );
412 void ( APIENTRY * qglTexParameteri )( GLenum target, GLenum pname, GLint param );
413 void ( APIENTRY * qglTexParameteriv )( GLenum target, GLenum pname, const GLint *params );
414 void ( APIENTRY * qglTexSubImage1D )( GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels );
415 void ( APIENTRY * qglTexSubImage2D )( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels );
416 void ( APIENTRY * qglTranslated )( GLdouble x, GLdouble y, GLdouble z );
417 void ( APIENTRY * qglTranslatef )( GLfloat x, GLfloat y, GLfloat z );
418 void ( APIENTRY * qglVertex2d )( GLdouble x, GLdouble y );
419 void ( APIENTRY * qglVertex2dv )( const GLdouble *v );
420 void ( APIENTRY * qglVertex2f )( GLfloat x, GLfloat y );
421 void ( APIENTRY * qglVertex2fv )( const GLfloat *v );
422 void ( APIENTRY * qglVertex2i )( GLint x, GLint y );
423 void ( APIENTRY * qglVertex2iv )( const GLint *v );
424 void ( APIENTRY * qglVertex2s )( GLshort x, GLshort y );
425 void ( APIENTRY * qglVertex2sv )( const GLshort *v );
426 void ( APIENTRY * qglVertex3d )( GLdouble x, GLdouble y, GLdouble z );
427 void ( APIENTRY * qglVertex3dv )( const GLdouble *v );
428 void ( APIENTRY * qglVertex3f )( GLfloat x, GLfloat y, GLfloat z );
429 void ( APIENTRY * qglVertex3fv )( const GLfloat *v );
430 void ( APIENTRY * qglVertex3i )( GLint x, GLint y, GLint z );
431 void ( APIENTRY * qglVertex3iv )( const GLint *v );
432 void ( APIENTRY * qglVertex3s )( GLshort x, GLshort y, GLshort z );
433 void ( APIENTRY * qglVertex3sv )( const GLshort *v );
434 void ( APIENTRY * qglVertex4d )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
435 void ( APIENTRY * qglVertex4dv )( const GLdouble *v );
436 void ( APIENTRY * qglVertex4f )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
437 void ( APIENTRY * qglVertex4fv )( const GLfloat *v );
438 void ( APIENTRY * qglVertex4i )( GLint x, GLint y, GLint z, GLint w );
439 void ( APIENTRY * qglVertex4iv )( const GLint *v );
440 void ( APIENTRY * qglVertex4s )( GLshort x, GLshort y, GLshort z, GLshort w );
441 void ( APIENTRY * qglVertex4sv )( const GLshort *v );
442 void ( APIENTRY * qglVertexPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
443 void ( APIENTRY * qglViewport )( GLint x, GLint y, GLsizei width, GLsizei height );
445 void ( APIENTRY * qglPointParameterfEXT )( GLenum param, GLfloat value );
446 void ( APIENTRY * qglPointParameterfvEXT )( GLenum param, const GLfloat *value );
447 void ( APIENTRY * qglColorTableEXT )( int, int, int, int, int, const void * );
448 void ( APIENTRY * qglSelectTextureSGIS )( GLenum );
449 void ( APIENTRY * qglMTexCoord2fSGIS )( GLenum, GLfloat, GLfloat );
451 void ( APIENTRY * qglActiveTextureARB )( GLenum texture );
452 void ( APIENTRY * qglClientActiveTextureARB )( GLenum texture );
453 void ( APIENTRY * qglMultiTexCoord1dARB )( GLenum target, GLdouble s );
454 void ( APIENTRY * qglMultiTexCoord1dvARB )( GLenum target, const GLdouble *v );
455 void ( APIENTRY * qglMultiTexCoord1fARB )( GLenum target, GLfloat s );
456 void ( APIENTRY * qglMultiTexCoord1fvARB )( GLenum target, const GLfloat *v );
457 void ( APIENTRY * qglMultiTexCoord1iARB )( GLenum target, GLint s );
458 void ( APIENTRY * qglMultiTexCoord1ivARB )( GLenum target, const GLint *v );
459 void ( APIENTRY * qglMultiTexCoord1sARB )( GLenum target, GLshort s );
460 void ( APIENTRY * qglMultiTexCoord1svARB )( GLenum target, const GLshort *v );
461 void ( APIENTRY * qglMultiTexCoord2dARB )( GLenum target, GLdouble s );
462 void ( APIENTRY * qglMultiTexCoord2dvARB )( GLenum target, const GLdouble *v );
463 void ( APIENTRY * qglMultiTexCoord2fARB )( GLenum target, GLfloat s );
464 void ( APIENTRY * qglMultiTexCoord2fvARB )( GLenum target, const GLfloat *v );
465 void ( APIENTRY * qglMultiTexCoord2iARB )( GLenum target, GLint s );
466 void ( APIENTRY * qglMultiTexCoord2ivARB )( GLenum target, const GLint *v );
467 void ( APIENTRY * qglMultiTexCoord2sARB )( GLenum target, GLshort s );
468 void ( APIENTRY * qglMultiTexCoord2svARB )( GLenum target, const GLshort *v );
469 void ( APIENTRY * qglMultiTexCoord3dARB )( GLenum target, GLdouble s );
470 void ( APIENTRY * qglMultiTexCoord3dvARB )( GLenum target, const GLdouble *v );
471 void ( APIENTRY * qglMultiTexCoord3fARB )( GLenum target, GLfloat s );
472 void ( APIENTRY * qglMultiTexCoord3fvARB )( GLenum target, const GLfloat *v );
473 void ( APIENTRY * qglMultiTexCoord3iARB )( GLenum target, GLint s );
474 void ( APIENTRY * qglMultiTexCoord3ivARB )( GLenum target, const GLint *v );
475 void ( APIENTRY * qglMultiTexCoord3sARB )( GLenum target, GLshort s );
476 void ( APIENTRY * qglMultiTexCoord3svARB )( GLenum target, const GLshort *v );
477 void ( APIENTRY * qglMultiTexCoord4dARB )( GLenum target, GLdouble s );
478 void ( APIENTRY * qglMultiTexCoord4dvARB )( GLenum target, const GLdouble *v );
479 void ( APIENTRY * qglMultiTexCoord4fARB )( GLenum target, GLfloat s );
480 void ( APIENTRY * qglMultiTexCoord4fvARB )( GLenum target, const GLfloat *v );
481 void ( APIENTRY * qglMultiTexCoord4iARB )( GLenum target, GLint s );
482 void ( APIENTRY * qglMultiTexCoord4ivARB )( GLenum target, const GLint *v );
483 void ( APIENTRY * qglMultiTexCoord4sARB )( GLenum target, GLshort s );
484 void ( APIENTRY * qglMultiTexCoord4svARB )( GLenum target, const GLshort *v );
487 void ( APIENTRY * qgluPerspective )( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar );
488 int ( APIENTRY * qgluBuild2DMipmaps )( GLenum target, GLint components, GLint width, GLint height, GLenum format, GLenum type, const void *data );
490 void ( APIENTRY * qgluLookAt )(
500 const GLubyte* ( APIENTRY * qgluErrorString )(GLenum errCode );
505 ** Unloads the specified DLL then nulls out all the proc pointers.
508 Sys_Printf( "Shutting down GL ..." );
512 FreeLibrary( g_hGLDLL );
515 //#if defined (__linux__) || defined (__APPLE__)
516 // dlclose (g_hGLDLL);
522 Sys_Printf( "Done.\n" );
526 qglAreTexturesResident = NULL;
527 qglArrayElement = NULL;
529 qglBindTexture = NULL;
535 qglClearAccum = NULL;
536 qglClearColor = NULL;
537 qglClearDepth = NULL;
538 qglClearIndex = NULL;
539 qglClearStencil = NULL;
574 qglColorMaterial = NULL;
575 qglColorPointer = NULL;
576 qglCopyPixels = NULL;
577 qglCopyTexImage1D = NULL;
578 qglCopyTexImage2D = NULL;
579 qglCopyTexSubImage1D = NULL;
580 qglCopyTexSubImage2D = NULL;
582 qglDeleteLists = NULL;
583 qglDeleteTextures = NULL;
586 qglDepthRange = NULL;
588 qglDisableClientState = NULL;
589 qglDrawArrays = NULL;
590 qglDrawBuffer = NULL;
591 qglDrawElements = NULL;
592 qglDrawPixels = NULL;
594 qglEdgeFlagPointer = NULL;
597 qglEnableClientState = NULL;
600 qglEvalCoord1d = NULL;
601 qglEvalCoord1dv = NULL;
602 qglEvalCoord1f = NULL;
603 qglEvalCoord1fv = NULL;
604 qglEvalCoord2d = NULL;
605 qglEvalCoord2dv = NULL;
606 qglEvalCoord2f = NULL;
607 qglEvalCoord2fv = NULL;
610 qglEvalPoint1 = NULL;
611 qglEvalPoint2 = NULL;
612 qglFeedbackBuffer = NULL;
622 qglGenTextures = NULL;
623 qglGetBooleanv = NULL;
624 qglGetClipPlane = NULL;
625 qglGetDoublev = NULL;
628 qglGetIntegerv = NULL;
629 qglGetLightfv = NULL;
630 qglGetLightiv = NULL;
634 qglGetMaterialfv = NULL;
635 qglGetMaterialiv = NULL;
636 qglGetPixelMapfv = NULL;
637 qglGetPixelMapuiv = NULL;
638 qglGetPixelMapusv = NULL;
639 qglGetPointerv = NULL;
640 qglGetPolygonStipple = NULL;
642 qglGetTexEnvfv = NULL;
643 qglGetTexEnviv = NULL;
644 qglGetTexGendv = NULL;
645 qglGetTexGenfv = NULL;
646 qglGetTexGeniv = NULL;
647 qglGetTexImage = NULL;
648 qglGetTexLevelParameterfv = NULL;
649 qglGetTexLevelParameteriv = NULL;
650 qglGetTexParameterfv = NULL;
651 qglGetTexParameteriv = NULL;
654 qglIndexPointer = NULL;
666 qglInterleavedArrays = NULL;
670 qglLightModelf = NULL;
671 qglLightModelfv = NULL;
672 qglLightModeli = NULL;
673 qglLightModeliv = NULL;
678 qglLineStipple = NULL;
681 qglLoadIdentity = NULL;
682 qglLoadMatrixd = NULL;
683 qglLoadMatrixf = NULL;
695 qglMaterialfv = NULL;
697 qglMaterialiv = NULL;
698 qglMatrixMode = NULL;
699 qglMultMatrixd = NULL;
700 qglMultMatrixf = NULL;
712 qglNormalPointer = NULL;
714 qglPassThrough = NULL;
715 qglPixelMapfv = NULL;
716 qglPixelMapuiv = NULL;
717 qglPixelMapusv = NULL;
718 qglPixelStoref = NULL;
719 qglPixelStorei = NULL;
720 qglPixelTransferf = NULL;
721 qglPixelTransferi = NULL;
724 qglPolygonMode = NULL;
725 qglPolygonOffset = NULL;
726 qglPolygonStipple = NULL;
728 qglPopClientAttrib = NULL;
731 qglPrioritizeTextures = NULL;
732 qglPushAttrib = NULL;
733 qglPushClientAttrib = NULL;
734 qglPushMatrix = NULL;
736 qglRasterPos2d = NULL;
737 qglRasterPos2dv = NULL;
738 qglRasterPos2f = NULL;
739 qglRasterPos2fv = NULL;
740 qglRasterPos2i = NULL;
741 qglRasterPos2iv = NULL;
742 qglRasterPos2s = NULL;
743 qglRasterPos2sv = NULL;
744 qglRasterPos3d = NULL;
745 qglRasterPos3dv = NULL;
746 qglRasterPos3f = NULL;
747 qglRasterPos3fv = NULL;
748 qglRasterPos3i = NULL;
749 qglRasterPos3iv = NULL;
750 qglRasterPos3s = NULL;
751 qglRasterPos3sv = NULL;
752 qglRasterPos4d = NULL;
753 qglRasterPos4dv = NULL;
754 qglRasterPos4f = NULL;
755 qglRasterPos4fv = NULL;
756 qglRasterPos4i = NULL;
757 qglRasterPos4iv = NULL;
758 qglRasterPos4s = NULL;
759 qglRasterPos4sv = NULL;
760 qglReadBuffer = NULL;
761 qglReadPixels = NULL;
770 qglRenderMode = NULL;
776 qglSelectBuffer = NULL;
777 qglShadeModel = NULL;
778 qglStencilFunc = NULL;
779 qglStencilMask = NULL;
781 qglTexCoord1d = NULL;
782 qglTexCoord1dv = NULL;
783 qglTexCoord1f = NULL;
784 qglTexCoord1fv = NULL;
785 qglTexCoord1i = NULL;
786 qglTexCoord1iv = NULL;
787 qglTexCoord1s = NULL;
788 qglTexCoord1sv = NULL;
789 qglTexCoord2d = NULL;
790 qglTexCoord2dv = NULL;
791 qglTexCoord2f = NULL;
792 qglTexCoord2fv = NULL;
793 qglTexCoord2i = NULL;
794 qglTexCoord2iv = NULL;
795 qglTexCoord2s = NULL;
796 qglTexCoord2sv = NULL;
797 qglTexCoord3d = NULL;
798 qglTexCoord3dv = NULL;
799 qglTexCoord3f = NULL;
800 qglTexCoord3fv = NULL;
801 qglTexCoord3i = NULL;
802 qglTexCoord3iv = NULL;
803 qglTexCoord3s = NULL;
804 qglTexCoord3sv = NULL;
805 qglTexCoord4d = NULL;
806 qglTexCoord4dv = NULL;
807 qglTexCoord4f = NULL;
808 qglTexCoord4fv = NULL;
809 qglTexCoord4i = NULL;
810 qglTexCoord4iv = NULL;
811 qglTexCoord4s = NULL;
812 qglTexCoord4sv = NULL;
813 qglTexCoordPointer = NULL;
824 qglTexImage1D = NULL;
825 qglTexImage2D = NULL;
826 qglTexParameterf = NULL;
827 qglTexParameterfv = NULL;
828 qglTexParameteri = NULL;
829 qglTexParameteriv = NULL;
830 qglTexSubImage1D = NULL;
831 qglTexSubImage2D = NULL;
832 qglTranslated = NULL;
833 qglTranslatef = NULL;
858 qglVertexPointer = NULL;
861 qglActiveTextureARB = NULL;
862 qglClientActiveTextureARB = NULL;
863 qglMultiTexCoord1dARB = NULL;
864 qglMultiTexCoord1dvARB = NULL;
865 qglMultiTexCoord1fARB = NULL;
866 qglMultiTexCoord1fvARB = NULL;
867 qglMultiTexCoord1iARB = NULL;
868 qglMultiTexCoord1ivARB = NULL;
869 qglMultiTexCoord1sARB = NULL;
870 qglMultiTexCoord1svARB = NULL;
871 qglMultiTexCoord2dARB = NULL;
872 qglMultiTexCoord2dvARB = NULL;
873 qglMultiTexCoord2fARB = NULL;
874 qglMultiTexCoord2fvARB = NULL;
875 qglMultiTexCoord2iARB = NULL;
876 qglMultiTexCoord2ivARB = NULL;
877 qglMultiTexCoord2sARB = NULL;
878 qglMultiTexCoord2svARB = NULL;
879 qglMultiTexCoord3dARB = NULL;
880 qglMultiTexCoord3dvARB = NULL;
881 qglMultiTexCoord3fARB = NULL;
882 qglMultiTexCoord3fvARB = NULL;
883 qglMultiTexCoord3iARB = NULL;
884 qglMultiTexCoord3ivARB = NULL;
885 qglMultiTexCoord3sARB = NULL;
886 qglMultiTexCoord3svARB = NULL;
887 qglMultiTexCoord4dARB = NULL;
888 qglMultiTexCoord4dvARB = NULL;
889 qglMultiTexCoord4fARB = NULL;
890 qglMultiTexCoord4fvARB = NULL;
891 qglMultiTexCoord4iARB = NULL;
892 qglMultiTexCoord4ivARB = NULL;
893 qglMultiTexCoord4sARB = NULL;
894 qglMultiTexCoord4svARB = NULL;
897 qwglCopyContext = NULL;
898 qwglCreateContext = NULL;
899 qwglCreateLayerContext = NULL;
900 qwglDeleteContext = NULL;
901 qwglDescribeLayerPlane = NULL;
902 qwglGetCurrentContext = NULL;
903 qwglGetCurrentDC = NULL;
904 qwglGetLayerPaletteEntries = NULL;
905 qwglGetProcAddress = NULL;
906 qwglMakeCurrent = NULL;
907 qwglRealizeLayerPalette = NULL;
908 qwglSetLayerPaletteEntries = NULL;
909 qwglShareLists = NULL;
910 qwglSwapLayerBuffers = NULL;
911 qwglUseFontBitmaps = NULL;
912 qwglUseFontOutlines = NULL;
914 qwglChoosePixelFormat = NULL;
915 qwglDescribePixelFormat = NULL;
916 qwglGetPixelFormat = NULL;
917 qwglSetPixelFormat = NULL;
918 qwglSwapBuffers = NULL;
920 qwglSwapIntervalEXT = NULL;
922 qwglGetDeviceGammaRampEXT = NULL;
923 qwglSetDeviceGammaRampEXT = NULL;
926 #if defined ( __linux__ ) || defined ( __APPLE__ )
927 qglXChooseVisual = NULL;
928 qglXCreateContext = NULL;
929 qglXDestroyContext = NULL;
930 qglXMakeCurrent = NULL;
931 qglXCopyContext = NULL;
932 qglXSwapBuffers = NULL;
933 qglXCreateGLXPixmap = NULL;
934 qglXDestroyGLXPixmap = NULL;
935 qglXQueryExtension = NULL;
936 qglXQueryVersion = NULL;
938 qglXGetConfig = NULL;
939 qglXGetCurrentContext = NULL;
940 qglXGetCurrentDrawable = NULL;
944 qglXGetProcAddressARB = NULL;
947 qgluPerspective = NULL;
948 qgluBuild2DMipmaps = NULL;
949 qgluErrorString = NULL;
956 ** This is responsible for binding our qgl function pointers to
957 ** the appropriate GL stuff. In Windows this means doing a
958 ** LoadLibrary and a bunch of calls to GetProcAddress. On other
959 ** operating systems we need to do the right thing, whatever that
963 static int init_error;
965 //static void* safe_dlsym (void *handle, char *symbol)
968 // return GetProcAddress (handle, symbol);
971 //#if defined (__linux__) || defined (__APPLE__)
972 // void* ret = dlsym (handle, symbol);
973 // char *err = dlerror();
977 // printf ("Error loading OpenGL libraries: %s %s\n", err, symbol);
989 void WINAPI gluLookAt2( GLdouble ex, GLdouble ey, GLdouble ez, GLdouble cx, GLdouble cy, GLdouble cz,
990 GLdouble ux, GLdouble uy, GLdouble uz ){
991 GLdouble x[3], y[3], z[3] = { ex - cx, ey - cy, ez - cz };
994 inv = sqrt( z[0] * z[0] + z[1] * z[1] + z[2] * z[2] );
1002 x[0] = uy * z[2] - uz * z[1];
1003 x[1] = -ux * z[2] + uz * z[0];
1004 x[2] = ux * z[1] - uy * z[0];
1006 y[0] = z[1] * x[2] - z[2] * x[1];
1007 y[1] = -z[0] * x[2] + z[2] * x[0];
1008 y[2] = z[0] * x[1] - z[1] * x[0];
1010 inv = sqrt( x[0] * x[0] + x[1] * x[1] + x[2] * x[2] );
1017 inv = sqrt( y[0] * y[0] + y[1] * y[1] + y[2] * y[2] );
1025 GLdouble m[16] = { x[0], y[0], z[0], 0, x[1], y[1], z[1], 0, x[2], y[2], z[2], 0, 0, 0, 0, 1 };
1026 qglMultMatrixd( m );
1027 qglTranslated( -ex, -ey, -ez );
1031 void WINAPI gluPerspective2( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar ){
1032 GLdouble y = zNear * tan( fovy * M_PI / 360.0 );
1033 qglFrustum( -y * aspect, y * aspect, -y, y, zNear, zFar );
1036 static void* WINAPI ResizeImage( GLubyte* old_image, int srcw, int srch, int destw, int desth ){
1040 GLubyte* new_image = malloc( destw * desth * 4 * sizeof( GLubyte ) );
1041 if ( new_image == NULL ) {
1046 sx = (GLfloat) ( srcw - 1 ) / (GLfloat) ( destw - 1 );
1049 sx = (GLfloat) ( srcw - 1 );
1052 sy = (GLfloat) ( srch - 1 ) / (GLfloat) ( desth - 1 );
1055 sy = (GLfloat) ( srch - 1 );
1058 for ( i = 0; i < desth; i++ )
1060 GLint ii = (GLint)( i * sy );
1061 for ( j = 0; j < destw; j++ )
1063 GLint jj = (GLint)( j * sx );
1064 GLubyte *src = old_image + ( ii * srcw + jj ) * 4;
1065 GLubyte *dst = new_image + ( i * destw + j ) * 4;
1077 #define CEILING( A, B ) ( ( A ) % ( B ) == 0 ? ( A ) / ( B ) : ( A ) / (B)+1 )
1079 // NOTE: only supports RGBA, UNSIGNED_BYTE images.
1080 GLint WINAPI gluBuild2DMipmaps2( GLenum target, GLint components, GLsizei width, GLsizei height, GLenum format,
1081 GLenum type, const void *data ){
1082 GLint w, h, level, maxsize, sizein = 1;
1083 GLint unpackrowlength, unpackalignment, unpackskiprows, unpackskippixels;
1084 GLint packrowlength, packalignment, packskiprows, packskippixels;
1085 GLint rowstride, rowlen;
1086 GLuint i, j, k, pow2;
1087 GLubyte *image, *tmp;
1089 if ( width < 1 || height < 1 ) {
1090 return GLU_INVALID_VALUE;
1093 qglGetIntegerv( GL_UNPACK_ROW_LENGTH, &unpackrowlength );
1094 qglGetIntegerv( GL_UNPACK_ALIGNMENT, &unpackalignment );
1095 qglGetIntegerv( GL_UNPACK_SKIP_ROWS, &unpackskiprows );
1096 qglGetIntegerv( GL_UNPACK_SKIP_PIXELS, &unpackskippixels );
1097 qglGetIntegerv( GL_PACK_ROW_LENGTH, &packrowlength );
1098 qglGetIntegerv( GL_PACK_ALIGNMENT, &packalignment );
1099 qglGetIntegerv( GL_PACK_SKIP_ROWS, &packskiprows );
1100 qglGetIntegerv( GL_PACK_SKIP_PIXELS, &packskippixels );
1101 qglGetIntegerv( GL_MAX_TEXTURE_SIZE, &maxsize );
1103 for ( pow2 = 1; pow2 < width; pow2 = pow2 << 1 ) ;
1104 w = ( pow2 == width ) ? width : ( pow2 << 1 );
1106 for ( pow2 = 1; pow2 < height; pow2 = pow2 << 1 ) ;
1107 h = ( pow2 == height ) ? height : ( pow2 << 1 );
1109 if ( w > maxsize ) {
1112 if ( h > maxsize ) {
1116 // Build RGBA packed image
1117 image = malloc( width * height * 4 );
1118 if ( image == NULL ) {
1119 return GLU_OUT_OF_MEMORY;
1122 if ( ( format != GL_RGBA ) || ( type != GL_UNSIGNED_BYTE ) ) {
1123 return GLU_INVALID_ENUM;
1126 rowlen = ( unpackrowlength > 0 ) ? unpackrowlength : width;
1128 if ( sizein >= unpackalignment ) {
1129 rowstride = components * rowlen;
1132 rowstride = unpackalignment / sizein * CEILING( components * rowlen * sizein, unpackalignment );
1136 for ( i = 0; i < height; i++ )
1138 GLubyte *ubptr = (GLubyte*)data + i * rowstride
1139 + unpackskiprows * rowstride + unpackskippixels * components;
1141 for ( j = 0; j < width * components; j++ )
1142 image[k++] = *ubptr++;
1145 if ( w != width || h != height ) {
1146 tmp = ResizeImage( image, width, height, w, h );
1150 if ( image == NULL ) {
1151 return GLU_OUT_OF_MEMORY;
1155 qglPixelStorei( GL_PACK_ROW_LENGTH, 0 );
1156 qglPixelStorei( GL_PACK_ALIGNMENT, 1 );
1157 qglPixelStorei( GL_PACK_SKIP_ROWS, 0 );
1158 qglPixelStorei( GL_PACK_SKIP_PIXELS, 0 );
1159 qglPixelStorei( GL_UNPACK_ROW_LENGTH, 0 );
1160 qglPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
1161 qglPixelStorei( GL_UNPACK_SKIP_ROWS, 0 );
1162 qglPixelStorei( GL_UNPACK_SKIP_PIXELS, 0 );
1164 qglTexImage2D( target, 0, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image );
1166 for ( level = 1; ( ( w != 1 ) || ( h != 1 ) ); level++ )
1180 for ( i = 0; i < h; i++, in += row )
1181 for ( j = 0; j < w; j++, out += 4, in += 8 )
1183 out[0] = ( in[0] + in[4] + in[row + 0] + in[row + 4] ) >> 2;
1184 out[1] = ( in[1] + in[5] + in[row + 1] + in[row + 5] ) >> 2;
1185 out[2] = ( in[2] + in[6] + in[row + 2] + in[row + 6] ) >> 2;
1186 out[3] = ( in[3] + in[7] + in[row + 3] + in[row + 7] ) >> 2;
1189 qglTexImage2D( target, level, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image );
1193 qglPixelStorei( GL_UNPACK_ROW_LENGTH, unpackrowlength );
1194 qglPixelStorei( GL_UNPACK_ALIGNMENT, unpackalignment );
1195 qglPixelStorei( GL_UNPACK_SKIP_ROWS, unpackskiprows );
1196 qglPixelStorei( GL_UNPACK_SKIP_PIXELS, unpackskippixels );
1197 qglPixelStorei( GL_PACK_ROW_LENGTH, packrowlength );
1198 qglPixelStorei( GL_PACK_ALIGNMENT, packalignment );
1199 qglPixelStorei( GL_PACK_SKIP_ROWS, packskiprows );
1200 qglPixelStorei( GL_PACK_SKIP_PIXELS, packskippixels );
1205 typedef struct glu_error_struct
1211 GLU_ERROR_STRUCT glu_errlist[] = {
1212 {GL_NO_ERROR, "GL_NO_ERROR - no error"},
1213 {GL_INVALID_ENUM, "GL_INVALID_ENUM - An unacceptable value is specified for an enumerated argument."},
1214 {GL_INVALID_VALUE, "GL_INVALID_VALUE - A numeric argument is out of range."},
1215 {GL_INVALID_OPERATION, "GL_INVALID_OPERATION - The specified operation is not allowed in the current state."},
1216 {GL_STACK_OVERFLOW, "GL_STACK_OVERFLOW - Function would cause a stack overflow."},
1217 {GL_STACK_UNDERFLOW, "GL_STACK_UNDERFLOW - Function would cause a stack underflow."},
1218 {GL_OUT_OF_MEMORY, "GL_OUT_OF_MEMORY - There is not enough memory left to execute the function."},
1222 const GLubyte* WINAPI gluErrorString( GLenum errCode ){
1224 for ( search = 0; glu_errlist[search].errstr; search++ )
1226 if ( errCode == glu_errlist[search].errnum ) {
1227 return (const char *)glu_errlist[search].errstr;
1230 return "Unknown error";
1233 int QGL_Init( const char *dllname, const char* gluname ){
1235 g_hGLDLL = LoadLibrary( dllname );
1238 #if defined ( __linux__ )
1241 g_hGLDLL = dlopen( dllname, RTLD_LAZY | RTLD_GLOBAL );
1244 printf( "Error loading GL lib:\n%s\n", err );
1250 if ( g_hGLDLL == NULL ) {
1255 Sys_Printf( "Loading GL library: %s ...", dllname );
1257 qgluPerspective = &gluPerspective2;
1258 qgluBuild2DMipmaps = &gluBuild2DMipmaps2;
1259 qgluLookAt = &gluLookAt2;
1260 qgluErrorString = &gluErrorString;
1263 qglAlphaFunc = glAlphaFunc;
1264 qglAreTexturesResident = glAreTexturesResident;
1265 qglArrayElement = glArrayElement;
1267 qglBindTexture = glBindTexture;
1268 qglBitmap = glBitmap;
1269 qglBlendFunc = glBlendFunc;
1270 qglCallList = glCallList;
1271 qglCallLists = glCallLists;
1273 qglClearAccum = glClearAccum;
1274 qglClearColor = glClearColor;
1275 qglClearDepth = glClearDepth;
1276 qglClearIndex = glClearIndex;
1277 qglClearStencil = glClearStencil;
1278 qglClipPlane = glClipPlane;
1279 qglColor3b = glColor3b;
1280 qglColor3bv = glColor3bv;
1281 qglColor3d = glColor3d;
1282 qglColor3dv = glColor3dv;
1283 qglColor3f = glColor3f;
1284 qglColor3fv = glColor3fv;
1285 qglColor3i = glColor3i;
1286 qglColor3iv = glColor3iv;
1287 qglColor3s = glColor3s;
1288 qglColor3sv = glColor3sv;
1289 qglColor3ub = glColor3ub;
1290 qglColor3ubv = glColor3ubv;
1291 qglColor3ui = glColor3ui;
1292 qglColor3uiv = glColor3uiv;
1293 qglColor3us = glColor3us;
1294 qglColor3usv = glColor3usv;
1295 qglColor4b = glColor4b;
1296 qglColor4bv = glColor4bv;
1297 qglColor4d = glColor4d;
1298 qglColor4dv = glColor4dv;
1299 qglColor4f = glColor4f;
1300 qglColor4fv = glColor4fv;
1301 qglColor4i = glColor4i;
1302 qglColor4iv = glColor4iv;
1303 qglColor4s = glColor4s;
1304 qglColor4sv = glColor4sv;
1305 qglColor4ub = glColor4ub;
1306 qglColor4ubv = glColor4ubv;
1307 qglColor4ui = glColor4ui;
1308 qglColor4uiv = glColor4uiv;
1309 qglColor4us = glColor4us;
1310 qglColor4usv = glColor4usv;
1311 qglColorMask = glColorMask;
1312 qglColorMaterial = glColorMaterial;
1313 qglColorPointer = glColorPointer;
1314 qglCopyPixels = glCopyPixels;
1315 qglCopyTexImage1D = glCopyTexImage1D;
1316 qglCopyTexImage2D = glCopyTexImage2D;
1317 qglCopyTexSubImage1D = glCopyTexSubImage1D;
1318 qglCopyTexSubImage2D = glCopyTexSubImage2D;
1319 qglCullFace = glCullFace;
1320 qglDeleteLists = glDeleteLists;
1321 qglDeleteTextures = glDeleteTextures;
1322 qglDepthFunc = glDepthFunc;
1323 qglDepthMask = glDepthMask;
1324 qglDepthRange = glDepthRange;
1325 qglDisable = glDisable;
1326 qglDisableClientState = glDisableClientState;
1327 qglDrawArrays = glDrawArrays;
1328 qglDrawBuffer = glDrawBuffer;
1329 qglDrawElements = glDrawElements;
1330 qglDrawPixels = glDrawPixels;
1331 qglEdgeFlag = glEdgeFlag;
1332 qglEdgeFlagPointer = glEdgeFlagPointer;
1333 qglEdgeFlagv = glEdgeFlagv;
1334 qglEnable = glEnable;
1335 qglEnableClientState = glEnableClientState;
1337 qglEndList = glEndList;
1338 qglEvalCoord1d = glEvalCoord1d;
1339 qglEvalCoord1dv = glEvalCoord1dv;
1340 qglEvalCoord1f = glEvalCoord1f;
1341 qglEvalCoord1fv = glEvalCoord1fv;
1342 qglEvalCoord2d = glEvalCoord2d;
1343 qglEvalCoord2dv = glEvalCoord2dv;
1344 qglEvalCoord2f = glEvalCoord2f;
1345 qglEvalCoord2fv = glEvalCoord2fv;
1346 qglEvalMesh1 = glEvalMesh1;
1347 qglEvalMesh2 = glEvalMesh2;
1348 qglEvalPoint1 = glEvalPoint1;
1349 qglEvalPoint2 = glEvalPoint2;
1350 qglFeedbackBuffer = glFeedbackBuffer;
1351 qglFinish = glFinish;
1357 qglFrontFace = glFrontFace;
1358 qglFrustum = glFrustum;
1359 qglGenLists = glGenLists;
1360 qglGenTextures = glGenTextures;
1361 qglGetBooleanv = glGetBooleanv;
1362 qglGetClipPlane = glGetClipPlane;
1363 qglGetDoublev = glGetDoublev;
1364 qglGetError = glGetError;
1365 qglGetFloatv = glGetFloatv;
1366 qglGetIntegerv = glGetIntegerv;
1367 qglGetLightfv = glGetLightfv;
1368 qglGetLightiv = glGetLightiv;
1369 qglGetMapdv = glGetMapdv;
1370 qglGetMapfv = glGetMapfv;
1371 qglGetMapiv = glGetMapiv;
1372 qglGetMaterialfv = glGetMaterialfv;
1373 qglGetMaterialiv = glGetMaterialiv;
1374 qglGetPixelMapfv = glGetPixelMapfv;
1375 qglGetPixelMapuiv = glGetPixelMapuiv;
1376 qglGetPixelMapusv = glGetPixelMapusv;
1377 qglGetPointerv = glGetPointerv;
1378 qglGetPolygonStipple = glGetPolygonStipple;
1379 qglGetString = glGetString;
1380 qglGetTexEnvfv = glGetTexEnvfv;
1381 qglGetTexEnviv = glGetTexEnviv;
1382 qglGetTexGendv = glGetTexGendv;
1383 qglGetTexGenfv = glGetTexGenfv;
1384 qglGetTexGeniv = glGetTexGeniv;
1385 qglGetTexImage = glGetTexImage;
1386 qglGetTexLevelParameterfv = glGetTexLevelParameterfv;
1387 qglGetTexLevelParameteriv = glGetTexLevelParameteriv;
1388 qglGetTexParameterfv = glGetTexParameterfv;
1389 qglGetTexParameteriv = glGetTexParameteriv;
1391 qglIndexMask = glIndexMask;
1392 qglIndexPointer = glIndexPointer;
1393 qglIndexd = glIndexd;
1394 qglIndexdv = glIndexdv;
1395 qglIndexf = glIndexf;
1396 qglIndexfv = glIndexfv;
1397 qglIndexi = glIndexi;
1398 qglIndexiv = glIndexiv;
1399 qglIndexs = glIndexs;
1400 qglIndexsv = glIndexsv;
1401 qglIndexub = glIndexub;
1402 qglIndexubv = glIndexubv;
1403 qglInitNames = glInitNames;
1404 qglInterleavedArrays = glInterleavedArrays;
1405 qglIsEnabled = glIsEnabled;
1406 qglIsList = glIsList;
1407 qglIsTexture = glIsTexture;
1408 qglLightModelf = glLightModelf;
1409 qglLightModelfv = glLightModelfv;
1410 qglLightModeli = glLightModeli;
1411 qglLightModeliv = glLightModeliv;
1412 qglLightf = glLightf;
1413 qglLightfv = glLightfv;
1414 qglLighti = glLighti;
1415 qglLightiv = glLightiv;
1416 qglLineStipple = glLineStipple;
1417 qglLineWidth = glLineWidth;
1418 qglListBase = glListBase;
1419 qglLoadIdentity = glLoadIdentity;
1420 qglLoadMatrixd = glLoadMatrixd;
1421 qglLoadMatrixf = glLoadMatrixf;
1422 qglLoadName = glLoadName;
1423 qglLogicOp = glLogicOp;
1428 qglMapGrid1d = glMapGrid1d;
1429 qglMapGrid1f = glMapGrid1f;
1430 qglMapGrid2d = glMapGrid2d;
1431 qglMapGrid2f = glMapGrid2f;
1432 qglMaterialf = glMaterialf;
1433 qglMaterialfv = glMaterialfv;
1434 qglMateriali = glMateriali;
1435 qglMaterialiv = glMaterialiv;
1436 qglMatrixMode = glMatrixMode;
1437 qglMultMatrixd = glMultMatrixd;
1438 qglMultMatrixf = glMultMatrixf;
1439 qglNewList = glNewList;
1440 qglNormal3b = glNormal3b;
1441 qglNormal3bv = glNormal3bv;
1442 qglNormal3d = glNormal3d;
1443 qglNormal3dv = glNormal3dv;
1444 qglNormal3f = glNormal3f;
1445 qglNormal3fv = glNormal3fv;
1446 qglNormal3i = glNormal3i;
1447 qglNormal3iv = glNormal3iv;
1448 qglNormal3s = glNormal3s;
1449 qglNormal3sv = glNormal3sv;
1450 qglNormalPointer = glNormalPointer;
1452 qglPassThrough = glPassThrough;
1453 qglPixelMapfv = glPixelMapfv;
1454 qglPixelMapuiv = glPixelMapuiv;
1455 qglPixelMapusv = glPixelMapusv;
1456 qglPixelStoref = glPixelStoref;
1457 qglPixelStorei = glPixelStorei;
1458 qglPixelTransferf = glPixelTransferf;
1459 qglPixelTransferi = glPixelTransferi;
1460 qglPixelZoom = glPixelZoom;
1461 qglPointSize = glPointSize;
1462 qglPolygonMode = glPolygonMode;
1463 qglPolygonOffset = glPolygonOffset;
1464 qglPolygonStipple = glPolygonStipple;
1465 qglPopAttrib = glPopAttrib;
1466 qglPopClientAttrib = glPopClientAttrib;
1467 qglPopMatrix = glPopMatrix;
1468 qglPopName = glPopName;
1469 qglPrioritizeTextures = glPrioritizeTextures;
1470 qglPushAttrib = glPushAttrib;
1471 qglPushClientAttrib = glPushClientAttrib;
1472 qglPushMatrix = glPushMatrix;
1473 qglPushName = glPushName;
1474 qglRasterPos2d = glRasterPos2d;
1475 qglRasterPos2dv = glRasterPos2dv;
1476 qglRasterPos2f = glRasterPos2f;
1477 qglRasterPos2fv = glRasterPos2fv;
1478 qglRasterPos2i = glRasterPos2i;
1479 qglRasterPos2iv = glRasterPos2iv;
1480 qglRasterPos2s = glRasterPos2s;
1481 qglRasterPos2sv = glRasterPos2sv;
1482 qglRasterPos3d = glRasterPos3d;
1483 qglRasterPos3dv = glRasterPos3dv;
1484 qglRasterPos3f = glRasterPos3f;
1485 qglRasterPos3fv = glRasterPos3fv;
1486 qglRasterPos3i = glRasterPos3i;
1487 qglRasterPos3iv = glRasterPos3iv;
1488 qglRasterPos3s = glRasterPos3s;
1489 qglRasterPos3sv = glRasterPos3sv;
1490 qglRasterPos4d = glRasterPos4d;
1491 qglRasterPos4dv = glRasterPos4dv;
1492 qglRasterPos4f = glRasterPos4f;
1493 qglRasterPos4fv = glRasterPos4fv;
1494 qglRasterPos4i = glRasterPos4i;
1495 qglRasterPos4iv = glRasterPos4iv;
1496 qglRasterPos4s = glRasterPos4s;
1497 qglRasterPos4sv = glRasterPos4sv;
1498 qglReadBuffer = glReadBuffer;
1499 qglReadPixels = glReadPixels;
1501 qglRectdv = glRectdv;
1503 qglRectfv = glRectfv;
1505 qglRectiv = glRectiv;
1507 qglRectsv = glRectsv;
1508 qglRenderMode = glRenderMode;
1509 qglRotated = glRotated;
1510 qglRotatef = glRotatef;
1511 qglScaled = glScaled;
1512 qglScalef = glScalef;
1513 qglScissor = glScissor;
1514 qglSelectBuffer = glSelectBuffer;
1515 qglShadeModel = glShadeModel;
1516 qglStencilFunc = glStencilFunc;
1517 qglStencilMask = glStencilMask;
1518 qglStencilOp = glStencilOp;
1519 qglTexCoord1d = glTexCoord1d;
1520 qglTexCoord1dv = glTexCoord1dv;
1521 qglTexCoord1f = glTexCoord1f;
1522 qglTexCoord1fv = glTexCoord1fv;
1523 qglTexCoord1i = glTexCoord1i;
1524 qglTexCoord1iv = glTexCoord1iv;
1525 qglTexCoord1s = glTexCoord1s;
1526 qglTexCoord1sv = glTexCoord1sv;
1527 qglTexCoord2d = glTexCoord2d;
1528 qglTexCoord2dv = glTexCoord2dv;
1529 qglTexCoord2f = glTexCoord2f;
1530 qglTexCoord2fv = glTexCoord2fv;
1531 qglTexCoord2i = glTexCoord2i;
1532 qglTexCoord2iv = glTexCoord2iv;
1533 qglTexCoord2s = glTexCoord2s;
1534 qglTexCoord2sv = glTexCoord2sv;
1535 qglTexCoord3d = glTexCoord3d;
1536 qglTexCoord3dv = glTexCoord3dv;
1537 qglTexCoord3f = glTexCoord3f;
1538 qglTexCoord3fv = glTexCoord3fv;
1539 qglTexCoord3i = glTexCoord3i;
1540 qglTexCoord3iv = glTexCoord3iv;
1541 qglTexCoord3s = glTexCoord3s;
1542 qglTexCoord3sv = glTexCoord3sv;
1543 qglTexCoord4d = glTexCoord4d;
1544 qglTexCoord4dv = glTexCoord4dv;
1545 qglTexCoord4f = glTexCoord4f;
1546 qglTexCoord4fv = glTexCoord4fv;
1547 qglTexCoord4i = glTexCoord4i;
1548 qglTexCoord4iv = glTexCoord4iv;
1549 qglTexCoord4s = glTexCoord4s;
1550 qglTexCoord4sv = glTexCoord4sv;
1551 qglTexCoordPointer = glTexCoordPointer;
1552 qglTexEnvf = glTexEnvf;
1553 qglTexEnvfv = glTexEnvfv;
1554 qglTexEnvi = glTexEnvi;
1555 qglTexEnviv = glTexEnviv;
1556 qglTexGend = glTexGend;
1557 qglTexGendv = glTexGendv;
1558 qglTexGenf = glTexGenf;
1559 qglTexGenfv = glTexGenfv;
1560 qglTexGeni = glTexGeni;
1561 qglTexGeniv = glTexGeniv;
1562 qglTexImage1D = glTexImage1D;
1563 qglTexImage2D = glTexImage2D;
1564 qglTexParameterf = glTexParameterf;
1565 qglTexParameterfv = glTexParameterfv;
1566 qglTexParameteri = glTexParameteri;
1567 qglTexParameteriv = glTexParameteriv;
1568 qglTexSubImage1D = glTexSubImage1D;
1569 qglTexSubImage2D = glTexSubImage2D;
1570 qglTranslated = glTranslated;
1571 qglTranslatef = glTranslatef;
1572 qglVertex2d = glVertex2d;
1573 qglVertex2dv = glVertex2dv;
1574 qglVertex2f = glVertex2f;
1575 qglVertex2fv = glVertex2fv;
1576 qglVertex2i = glVertex2i;
1577 qglVertex2iv = glVertex2iv;
1578 qglVertex2s = glVertex2s;
1579 qglVertex2sv = glVertex2sv;
1580 qglVertex3d = glVertex3d;
1581 qglVertex3dv = glVertex3dv;
1582 qglVertex3f = glVertex3f;
1583 qglVertex3fv = glVertex3fv;
1584 qglVertex3i = glVertex3i;
1585 qglVertex3iv = glVertex3iv;
1586 qglVertex3s = glVertex3s;
1587 qglVertex3sv = glVertex3sv;
1588 qglVertex4d = glVertex4d;
1589 qglVertex4dv = glVertex4dv;
1590 qglVertex4f = glVertex4f;
1591 qglVertex4fv = glVertex4fv;
1592 qglVertex4i = glVertex4i;
1593 qglVertex4iv = glVertex4iv;
1594 qglVertex4s = glVertex4s;
1595 qglVertex4sv = glVertex4sv;
1596 qglVertexPointer = glVertexPointer;
1597 qglViewport = glViewport;
1599 // must be init with an active context
1600 qglActiveTextureARB = NULL;
1601 qglClientActiveTextureARB = NULL;
1602 qglMultiTexCoord1dARB = NULL;
1603 qglMultiTexCoord1dvARB = NULL;
1604 qglMultiTexCoord1fARB = NULL;
1605 qglMultiTexCoord1fvARB = NULL;
1606 qglMultiTexCoord1iARB = NULL;
1607 qglMultiTexCoord1ivARB = NULL;
1608 qglMultiTexCoord1sARB = NULL;
1609 qglMultiTexCoord1svARB = NULL;
1610 qglMultiTexCoord2dARB = NULL;
1611 qglMultiTexCoord2dvARB = NULL;
1612 qglMultiTexCoord2fARB = NULL;
1613 qglMultiTexCoord2fvARB = NULL;
1614 qglMultiTexCoord2iARB = NULL;
1615 qglMultiTexCoord2ivARB = NULL;
1616 qglMultiTexCoord2sARB = NULL;
1617 qglMultiTexCoord2svARB = NULL;
1618 qglMultiTexCoord3dARB = NULL;
1619 qglMultiTexCoord3dvARB = NULL;
1620 qglMultiTexCoord3fARB = NULL;
1621 qglMultiTexCoord3fvARB = NULL;
1622 qglMultiTexCoord3iARB = NULL;
1623 qglMultiTexCoord3ivARB = NULL;
1624 qglMultiTexCoord3sARB = NULL;
1625 qglMultiTexCoord3svARB = NULL;
1626 qglMultiTexCoord4dARB = NULL;
1627 qglMultiTexCoord4dvARB = NULL;
1628 qglMultiTexCoord4fARB = NULL;
1629 qglMultiTexCoord4fvARB = NULL;
1630 qglMultiTexCoord4iARB = NULL;
1631 qglMultiTexCoord4ivARB = NULL;
1632 qglMultiTexCoord4sARB = NULL;
1633 qglMultiTexCoord4svARB = NULL;
1636 qwglCopyContext = safe_dlsym( g_hGLDLL, "wglCopyContext" );
1637 qwglCreateContext = safe_dlsym( g_hGLDLL, "wglCreateContext" );
1638 qwglCreateLayerContext = safe_dlsym( g_hGLDLL, "wglCreateLayerContext" );
1639 qwglDeleteContext = safe_dlsym( g_hGLDLL, "wglDeleteContext" );
1640 qwglDescribeLayerPlane = safe_dlsym( g_hGLDLL, "wglDescribeLayerPlane" );
1641 qwglGetCurrentContext = safe_dlsym( g_hGLDLL, "wglGetCurrentContext" );
1642 qwglGetCurrentDC = safe_dlsym( g_hGLDLL, "wglGetCurrentDC" );
1643 qwglGetLayerPaletteEntries = safe_dlsym( g_hGLDLL, "wglGetLayerPaletteEntries" );
1644 qwglGetProcAddress = safe_dlsym( g_hGLDLL, "wglGetProcAddress" );
1645 qwglMakeCurrent = safe_dlsym( g_hGLDLL, "wglMakeCurrent" );
1646 qwglRealizeLayerPalette = safe_dlsym( g_hGLDLL, "wglRealizeLayerPalette" );
1647 qwglSetLayerPaletteEntries = safe_dlsym( g_hGLDLL, "wglSetLayerPaletteEntries" );
1648 qwglShareLists = safe_dlsym( g_hGLDLL, "wglShareLists" );
1649 qwglSwapLayerBuffers = safe_dlsym( g_hGLDLL, "wglSwapLayerBuffers" );
1650 qwglUseFontBitmaps = safe_dlsym( g_hGLDLL, "wglUseFontBitmapsA" );
1651 qwglUseFontOutlines = safe_dlsym( g_hGLDLL, "wglUseFontOutlinesA" );
1653 qwglChoosePixelFormat = safe_dlsym( g_hGLDLL, "wglChoosePixelFormat" );
1654 qwglDescribePixelFormat = safe_dlsym( g_hGLDLL, "wglDescribePixelFormat" );
1655 qwglGetPixelFormat = safe_dlsym( g_hGLDLL, "wglGetPixelFormat" );
1656 qwglSetPixelFormat = safe_dlsym( g_hGLDLL, "wglSetPixelFormat" );
1657 qwglSwapBuffers = safe_dlsym( g_hGLDLL, "wglSwapBuffers" );
1659 qwglSwapIntervalEXT = 0;
1660 qglPointParameterfEXT = 0;
1661 qglPointParameterfvEXT = 0;
1662 qglColorTableEXT = 0;
1663 qglSelectTextureSGIS = 0;
1664 qglMTexCoord2fSGIS = 0;
1667 #if defined ( __linux__ ) || defined ( __APPLE__ )
1668 qglXChooseVisual = glXChooseVisual;
1669 qglXCreateContext = glXCreateContext;
1670 qglXDestroyContext = glXDestroyContext;
1671 qglXMakeCurrent = glXMakeCurrent;
1672 qglXCopyContext = glXCopyContext;
1673 qglXSwapBuffers = glXSwapBuffers;
1674 qglXCreateGLXPixmap = glXCreateGLXPixmap;
1675 qglXDestroyGLXPixmap = glXDestroyGLXPixmap;
1676 qglXQueryExtension = glXQueryExtension;
1677 qglXQueryVersion = glXQueryVersion;
1678 qglXIsDirect = glXIsDirect;
1679 qglXGetConfig = glXGetConfig;
1680 qglXGetCurrentContext = glXGetCurrentContext;
1681 qglXGetCurrentDrawable = glXGetCurrentDrawable;
1682 qglXWaitGL = glXWaitGL;
1683 qglXWaitX = glXWaitX;
1684 qglXUseXFont = glXUseXFont;
1685 qglXGetProcAddressARB = glXGetProcAddressARB; // Utah-GLX fix
1688 qglPointParameterfEXT = 0;
1689 qglPointParameterfvEXT = 0;
1690 qglColorTableEXT = 0;
1691 qglSelectTextureSGIS = 0;
1692 qglMTexCoord2fSGIS = 0;
1694 Sys_Printf( "Done.\n" );
1696 if ( init_error == 1 ) {
1703 static int GL_ExtensionSupported( const char *extension ){
1704 const GLubyte *extensions = NULL;
1705 const GLubyte *start;
1706 GLubyte *where, *terminator;
1708 // Extension names should not have spaces.
1709 where = (GLubyte *) strchr( extension, ' ' );
1710 if ( where || *extension == '\0' ) {
1714 extensions = qglGetString( GL_EXTENSIONS );
1716 // It takes a bit of care to be fool-proof about parsing the
1717 // OpenGL extensions string. Don't be fooled by sub-strings, etc.
1718 for ( start = extensions; ; )
1720 where = (GLubyte *) strstr( (const char *) start, extension );
1725 terminator = where + strlen( extension );
1726 if ( where == start || *( where - 1 ) == ' ' ) {
1727 if ( *terminator == ' ' || *terminator == '\0' ) {
1738 void* Sys_GLGetExtension( const char *symbol ){
1739 #if defined ( __linux__ ) || defined ( __APPLE__ )
1740 if ( qglXGetProcAddressARB == NULL ) {
1744 return qglXGetProcAddressARB( (GLubyte*)symbol );
1747 return qwglGetProcAddress( symbol );
1751 void QGL_InitExtensions(){
1752 if ( GL_ExtensionSupported( "GL_ARB_multitexture" ) ) {
1753 qglActiveTextureARB = Sys_GLGetExtension( "glActiveTextureARB" );
1754 qglClientActiveTextureARB = Sys_GLGetExtension( "glClientActiveTextureARB" );
1755 qglMultiTexCoord1dARB = Sys_GLGetExtension( "glMultiTexCoord1dARB" );
1756 qglMultiTexCoord1dvARB = Sys_GLGetExtension( "glMultiTexCoord1dvARB" );
1757 qglMultiTexCoord1fARB = Sys_GLGetExtension( "glMultiTexCoord1fARB" );
1758 qglMultiTexCoord1fvARB = Sys_GLGetExtension( "glMultiTexCoord1fvARB" );
1759 qglMultiTexCoord1iARB = Sys_GLGetExtension( "glMultiTexCoord1iARB" );
1760 qglMultiTexCoord1ivARB = Sys_GLGetExtension( "glMultiTexCoord1ivARB" );
1761 qglMultiTexCoord1sARB = Sys_GLGetExtension( "glMultiTexCoord1sARB" );
1762 qglMultiTexCoord1svARB = Sys_GLGetExtension( "glMultiTexCoord1svARB" );
1763 qglMultiTexCoord2dARB = Sys_GLGetExtension( "glMultiTexCoord2dARB" );
1764 qglMultiTexCoord2dvARB = Sys_GLGetExtension( "glMultiTexCoord2dvARB" );
1765 qglMultiTexCoord2fARB = Sys_GLGetExtension( "glMultiTexCoord2fARB" );
1766 qglMultiTexCoord2fvARB = Sys_GLGetExtension( "glMultiTexCoord2fvARB" );
1767 qglMultiTexCoord2iARB = Sys_GLGetExtension( "glMultiTexCoord2iARB" );
1768 qglMultiTexCoord2ivARB = Sys_GLGetExtension( "glMultiTexCoord2ivARB" );
1769 qglMultiTexCoord2sARB = Sys_GLGetExtension( "glMultiTexCoord2sARB" );
1770 qglMultiTexCoord2svARB = Sys_GLGetExtension( "glMultiTexCoord2svARB" );
1771 qglMultiTexCoord3dARB = Sys_GLGetExtension( "glMultiTexCoord3dARB" );
1772 qglMultiTexCoord3dvARB = Sys_GLGetExtension( "glMultiTexCoord3dvARB" );
1773 qglMultiTexCoord3fARB = Sys_GLGetExtension( "glMultiTexCoord3fARB" );
1774 qglMultiTexCoord3fvARB = Sys_GLGetExtension( "glMultiTexCoord3fvARB" );
1775 qglMultiTexCoord3iARB = Sys_GLGetExtension( "glMultiTexCoord3iARB" );
1776 qglMultiTexCoord3ivARB = Sys_GLGetExtension( "glMultiTexCoord3ivARB" );
1777 qglMultiTexCoord3sARB = Sys_GLGetExtension( "glMultiTexCoord3sARB" );
1778 qglMultiTexCoord3svARB = Sys_GLGetExtension( "glMultiTexCoord3svARB" );
1779 qglMultiTexCoord4dARB = Sys_GLGetExtension( "glMultiTexCoord4dARB" );
1780 qglMultiTexCoord4dvARB = Sys_GLGetExtension( "glMultiTexCoord4dvARB" );
1781 qglMultiTexCoord4fARB = Sys_GLGetExtension( "glMultiTexCoord4fARB" );
1782 qglMultiTexCoord4fvARB = Sys_GLGetExtension( "glMultiTexCoord4fvARB" );
1783 qglMultiTexCoord4iARB = Sys_GLGetExtension( "glMultiTexCoord4iARB" );
1784 qglMultiTexCoord4ivARB = Sys_GLGetExtension( "glMultiTexCoord4ivARB" );
1785 qglMultiTexCoord4sARB = Sys_GLGetExtension( "glMultiTexCoord4sARB" );
1786 qglMultiTexCoord4svARB = Sys_GLGetExtension( "glMultiTexCoord4svARB" );