gtkradiant/radiant/qgl.c

1767 lines
80 KiB
C

/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/*
** QGL_WIN.C
**
** This file implements the operating system binding of GL to QGL function
** pointers. When doing a port of Quake2 you must implement the following
** two functions:
**
** QGL_Init() - loads libraries, assigns function pointers, etc.
** QGL_Shutdown() - unloads libraries, NULLs function pointers
*/
/*
* This causes glDisable(), glEnable(), glCullFace() and glPolygonMode() to
* be wrapped in order to get around a bug in ATI's FireGL drivers.
*/
#include <stdio.h>
#include <float.h>
#include <string.h>
#if defined ( __linux__ ) || defined ( __APPLE__ )
#include <dlfcn.h>
#endif
#ifdef _WIN32
#include <windows.h>
#endif
#include "qgl.h"
void Sys_Printf( const char *format, ... );
#ifdef _WIN32
HMODULE g_hGLDLL = NULL;
#pragma warning (disable : 4113 4133 4047 4018 )
int ( WINAPI * qwglChoosePixelFormat )( HDC, CONST PIXELFORMATDESCRIPTOR * );
int ( WINAPI * qwglDescribePixelFormat )( HDC, int, UINT, LPPIXELFORMATDESCRIPTOR );
int ( WINAPI * qwglGetPixelFormat )( HDC );
BOOL ( WINAPI * qwglSetPixelFormat )( HDC, int, CONST PIXELFORMATDESCRIPTOR * );
BOOL ( WINAPI * qwglSwapBuffers )( HDC );
BOOL ( WINAPI * qwglCopyContext )( HGLRC, HGLRC, UINT );
HGLRC ( WINAPI * qwglCreateContext )( HDC );
HGLRC ( WINAPI * qwglCreateLayerContext )( HDC, int );
BOOL ( WINAPI * qwglDeleteContext )( HGLRC );
HGLRC ( WINAPI * qwglGetCurrentContext )( VOID );
HDC ( WINAPI * qwglGetCurrentDC )( VOID );
PROC ( WINAPI * qwglGetProcAddress )( LPCSTR );
BOOL ( WINAPI * qwglMakeCurrent )( HDC, HGLRC );
BOOL ( WINAPI * qwglShareLists )( HGLRC, HGLRC );
BOOL ( WINAPI * qwglUseFontBitmaps )( HDC, DWORD, DWORD, DWORD );
BOOL ( WINAPI * qwglUseFontOutlines )( HDC, DWORD, DWORD, DWORD, FLOAT,
FLOAT, int, LPGLYPHMETRICSFLOAT );
BOOL ( WINAPI * qwglDescribeLayerPlane )( HDC, int, int, UINT, LPLAYERPLANEDESCRIPTOR );
int ( WINAPI * qwglSetLayerPaletteEntries )( HDC, int, int, int, CONST COLORREF * );
int ( WINAPI * qwglGetLayerPaletteEntries )( HDC, int, int, int, COLORREF * );
BOOL ( WINAPI * qwglRealizeLayerPalette )( HDC, int, BOOL );
BOOL ( WINAPI * qwglSwapLayerBuffers )( HDC, UINT );
BOOL ( WINAPI * qwglGetDeviceGammaRampEXT )( unsigned char *, unsigned char *, unsigned char * );
BOOL ( WINAPI * qwglSetDeviceGammaRampEXT )( const unsigned char *, const unsigned char *,
const unsigned char * );
BOOL ( WINAPI * qwglSwapIntervalEXT )( int interval );
#else
#define WINAPI
#endif
#if defined ( __linux__ ) || defined ( __APPLE__ )
void* g_hGLDLL;
XVisualInfo* ( *qglXChooseVisual )( Display * dpy, int screen, int *attribList );
GLXContext ( *qglXCreateContext )( Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct );
void ( *qglXDestroyContext )( Display *dpy, GLXContext ctx );
Bool ( *qglXMakeCurrent )( Display *dpy, GLXDrawable drawable, GLXContext ctx );
void ( *qglXCopyContext )( Display *dpy, GLXContext src, GLXContext dst, GLuint mask );
void ( *qglXSwapBuffers )( Display *dpy, GLXDrawable drawable );
GLXPixmap ( *qglXCreateGLXPixmap )( Display *dpy, XVisualInfo *visual, Pixmap pixmap );
void ( *qglXDestroyGLXPixmap )( Display *dpy, GLXPixmap pixmap );
Bool ( *qglXQueryExtension )( Display *dpy, int *errorb, int *event );
Bool ( *qglXQueryVersion )( Display *dpy, int *maj, int *min );
Bool ( *qglXIsDirect )( Display *dpy, GLXContext ctx );
int ( *qglXGetConfig )( Display *dpy, XVisualInfo *visual, int attrib, int *value );
GLXContext ( *qglXGetCurrentContext )( void );
GLXDrawable ( *qglXGetCurrentDrawable )( void );
void ( *qglXWaitGL )( void );
void ( *qglXWaitX )( void );
void ( *qglXUseXFont )( Font font, int first, int count, int list );
void* ( *qglXGetProcAddressARB )( const GLubyte * procName );
#endif
void ( APIENTRY * qglAccum )( GLenum op, GLfloat value );
void ( APIENTRY * qglAlphaFunc )( GLenum func, GLclampf ref );
GLboolean ( APIENTRY * qglAreTexturesResident )( GLsizei n, const GLuint *textures, GLboolean *residences );
void ( APIENTRY * qglArrayElement )( GLint i );
void ( APIENTRY * qglBegin )( GLenum mode );
void ( APIENTRY * qglBindTexture )( GLenum target, GLuint texture );
void ( APIENTRY * qglBitmap )( GLsizei width, GLsizei height, GLfloat xorig, GLfloat yorig, GLfloat xmove, GLfloat ymove, const GLubyte *bitmap );
void ( APIENTRY * qglBlendFunc )( GLenum sfactor, GLenum dfactor );
void ( APIENTRY * qglCallList )( GLuint list );
void ( APIENTRY * qglCallLists )( GLsizei n, GLenum type, const GLvoid *lists );
void ( APIENTRY * qglClear )( GLbitfield mask );
void ( APIENTRY * qglClearAccum )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
void ( APIENTRY * qglClearColor )( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha );
void ( APIENTRY * qglClearDepth )( GLclampd depth );
void ( APIENTRY * qglClearIndex )( GLfloat c );
void ( APIENTRY * qglClearStencil )( GLint s );
void ( APIENTRY * qglClipPlane )( GLenum plane, const GLdouble *equation );
void ( APIENTRY * qglColor3b )( GLbyte red, GLbyte green, GLbyte blue );
void ( APIENTRY * qglColor3bv )( const GLbyte *v );
void ( APIENTRY * qglColor3d )( GLdouble red, GLdouble green, GLdouble blue );
void ( APIENTRY * qglColor3dv )( const GLdouble *v );
void ( APIENTRY * qglColor3f )( GLfloat red, GLfloat green, GLfloat blue );
void ( APIENTRY * qglColor3fv )( const GLfloat *v );
void ( APIENTRY * qglColor3i )( GLint red, GLint green, GLint blue );
void ( APIENTRY * qglColor3iv )( const GLint *v );
void ( APIENTRY * qglColor3s )( GLshort red, GLshort green, GLshort blue );
void ( APIENTRY * qglColor3sv )( const GLshort *v );
void ( APIENTRY * qglColor3ub )( GLubyte red, GLubyte green, GLubyte blue );
void ( APIENTRY * qglColor3ubv )( const GLubyte *v );
void ( APIENTRY * qglColor3ui )( GLuint red, GLuint green, GLuint blue );
void ( APIENTRY * qglColor3uiv )( const GLuint *v );
void ( APIENTRY * qglColor3us )( GLushort red, GLushort green, GLushort blue );
void ( APIENTRY * qglColor3usv )( const GLushort *v );
void ( APIENTRY * qglColor4b )( GLbyte red, GLbyte green, GLbyte blue, GLbyte alpha );
void ( APIENTRY * qglColor4bv )( const GLbyte *v );
void ( APIENTRY * qglColor4d )( GLdouble red, GLdouble green, GLdouble blue, GLdouble alpha );
void ( APIENTRY * qglColor4dv )( const GLdouble *v );
void ( APIENTRY * qglColor4f )( GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha );
void ( APIENTRY * qglColor4fv )( const GLfloat *v );
void ( APIENTRY * qglColor4i )( GLint red, GLint green, GLint blue, GLint alpha );
void ( APIENTRY * qglColor4iv )( const GLint *v );
void ( APIENTRY * qglColor4s )( GLshort red, GLshort green, GLshort blue, GLshort alpha );
void ( APIENTRY * qglColor4sv )( const GLshort *v );
void ( APIENTRY * qglColor4ub )( GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha );
void ( APIENTRY * qglColor4ubv )( const GLubyte *v );
void ( APIENTRY * qglColor4ui )( GLuint red, GLuint green, GLuint blue, GLuint alpha );
void ( APIENTRY * qglColor4uiv )( const GLuint *v );
void ( APIENTRY * qglColor4us )( GLushort red, GLushort green, GLushort blue, GLushort alpha );
void ( APIENTRY * qglColor4usv )( const GLushort *v );
void ( APIENTRY * qglColorMask )( GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha );
void ( APIENTRY * qglColorMaterial )( GLenum face, GLenum mode );
void ( APIENTRY * qglColorPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglCopyPixels )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum type );
void ( APIENTRY * qglCopyTexImage1D )( GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLint border );
void ( APIENTRY * qglCopyTexImage2D )( GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border );
void ( APIENTRY * qglCopyTexSubImage1D )( GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width );
void ( APIENTRY * qglCopyTexSubImage2D )( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height );
void ( APIENTRY * qglCullFace )( GLenum mode );
void ( APIENTRY * qglDeleteLists )( GLuint list, GLsizei range );
void ( APIENTRY * qglDeleteTextures )( GLsizei n, const GLuint *textures );
void ( APIENTRY * qglDepthFunc )( GLenum func );
void ( APIENTRY * qglDepthMask )( GLboolean flag );
void ( APIENTRY * qglDepthRange )( GLclampd zNear, GLclampd zFar );
void ( APIENTRY * qglDisable )( GLenum cap );
void ( APIENTRY * qglDisableClientState )( GLenum array );
void ( APIENTRY * qglDrawArrays )( GLenum mode, GLint first, GLsizei count );
void ( APIENTRY * qglDrawBuffer )( GLenum mode );
void ( APIENTRY * qglDrawElements )( GLenum mode, GLsizei count, GLenum type, const GLvoid *indices );
void ( APIENTRY * qglDrawPixels )( GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels );
void ( APIENTRY * qglEdgeFlag )( GLboolean flag );
void ( APIENTRY * qglEdgeFlagPointer )( GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglEdgeFlagv )( const GLboolean *flag );
void ( APIENTRY * qglEnable )( GLenum cap );
void ( APIENTRY * qglEnableClientState )( GLenum array );
void ( APIENTRY * qglEnd )( void );
void ( APIENTRY * qglEndList )( void );
void ( APIENTRY * qglEvalCoord1d )( GLdouble u );
void ( APIENTRY * qglEvalCoord1dv )( const GLdouble *u );
void ( APIENTRY * qglEvalCoord1f )( GLfloat u );
void ( APIENTRY * qglEvalCoord1fv )( const GLfloat *u );
void ( APIENTRY * qglEvalCoord2d )( GLdouble u, GLdouble v );
void ( APIENTRY * qglEvalCoord2dv )( const GLdouble *u );
void ( APIENTRY * qglEvalCoord2f )( GLfloat u, GLfloat v );
void ( APIENTRY * qglEvalCoord2fv )( const GLfloat *u );
void ( APIENTRY * qglEvalMesh1 )( GLenum mode, GLint i1, GLint i2 );
void ( APIENTRY * qglEvalMesh2 )( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
void ( APIENTRY * qglEvalPoint1 )( GLint i );
void ( APIENTRY * qglEvalPoint2 )( GLint i, GLint j );
void ( APIENTRY * qglFeedbackBuffer )( GLsizei size, GLenum type, GLfloat *buffer );
void ( APIENTRY * qglFinish )( void );
void ( APIENTRY * qglFlush )( void );
void ( APIENTRY * qglFogf )( GLenum pname, GLfloat param );
void ( APIENTRY * qglFogfv )( GLenum pname, const GLfloat *params );
void ( APIENTRY * qglFogi )( GLenum pname, GLint param );
void ( APIENTRY * qglFogiv )( GLenum pname, const GLint *params );
void ( APIENTRY * qglFrontFace )( GLenum mode );
void ( APIENTRY * qglFrustum )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
GLuint ( APIENTRY * qglGenLists )( GLsizei range );
void ( APIENTRY * qglGenTextures )( GLsizei n, GLuint *textures );
void ( APIENTRY * qglGetBooleanv )( GLenum pname, GLboolean *params );
void ( APIENTRY * qglGetClipPlane )( GLenum plane, GLdouble *equation );
void ( APIENTRY * qglGetDoublev )( GLenum pname, GLdouble *params );
GLenum ( APIENTRY * qglGetError )( void );
void ( APIENTRY * qglGetFloatv )( GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetIntegerv )( GLenum pname, GLint *params );
void ( APIENTRY * qglGetLightfv )( GLenum light, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetLightiv )( GLenum light, GLenum pname, GLint *params );
void ( APIENTRY * qglGetMapdv )( GLenum target, GLenum query, GLdouble *v );
void ( APIENTRY * qglGetMapfv )( GLenum target, GLenum query, GLfloat *v );
void ( APIENTRY * qglGetMapiv )( GLenum target, GLenum query, GLint *v );
void ( APIENTRY * qglGetMaterialfv )( GLenum face, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetMaterialiv )( GLenum face, GLenum pname, GLint *params );
void ( APIENTRY * qglGetPixelMapfv )( GLenum map, GLfloat *values );
void ( APIENTRY * qglGetPixelMapuiv )( GLenum map, GLuint *values );
void ( APIENTRY * qglGetPixelMapusv )( GLenum map, GLushort *values );
void ( APIENTRY * qglGetPointerv )( GLenum pname, GLvoid* *params );
void ( APIENTRY * qglGetPolygonStipple )( GLubyte *mask );
const GLubyte * ( APIENTRY * qglGetString )(GLenum name);
void ( APIENTRY * qglGetTexEnvfv )( GLenum target, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetTexEnviv )( GLenum target, GLenum pname, GLint *params );
void ( APIENTRY * qglGetTexGendv )( GLenum coord, GLenum pname, GLdouble *params );
void ( APIENTRY * qglGetTexGenfv )( GLenum coord, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetTexGeniv )( GLenum coord, GLenum pname, GLint *params );
void ( APIENTRY * qglGetTexImage )( GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels );
void ( APIENTRY * qglGetTexLevelParameterfv )( GLenum target, GLint level, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetTexLevelParameteriv )( GLenum target, GLint level, GLenum pname, GLint *params );
void ( APIENTRY * qglGetTexParameterfv )( GLenum target, GLenum pname, GLfloat *params );
void ( APIENTRY * qglGetTexParameteriv )( GLenum target, GLenum pname, GLint *params );
void ( APIENTRY * qglHint )( GLenum target, GLenum mode );
void ( APIENTRY * qglIndexMask )( GLuint mask );
void ( APIENTRY * qglIndexPointer )( GLenum type, GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglIndexd )( GLdouble c );
void ( APIENTRY * qglIndexdv )( const GLdouble *c );
void ( APIENTRY * qglIndexf )( GLfloat c );
void ( APIENTRY * qglIndexfv )( const GLfloat *c );
void ( APIENTRY * qglIndexi )( GLint c );
void ( APIENTRY * qglIndexiv )( const GLint *c );
void ( APIENTRY * qglIndexs )( GLshort c );
void ( APIENTRY * qglIndexsv )( const GLshort *c );
void ( APIENTRY * qglIndexub )( GLubyte c );
void ( APIENTRY * qglIndexubv )( const GLubyte *c );
void ( APIENTRY * qglInitNames )( void );
void ( APIENTRY * qglInterleavedArrays )( GLenum format, GLsizei stride, const GLvoid *pointer );
GLboolean ( APIENTRY * qglIsEnabled )( GLenum cap );
GLboolean ( APIENTRY * qglIsList )( GLuint list );
GLboolean ( APIENTRY * qglIsTexture )( GLuint texture );
void ( APIENTRY * qglLightModelf )( GLenum pname, GLfloat param );
void ( APIENTRY * qglLightModelfv )( GLenum pname, const GLfloat *params );
void ( APIENTRY * qglLightModeli )( GLenum pname, GLint param );
void ( APIENTRY * qglLightModeliv )( GLenum pname, const GLint *params );
void ( APIENTRY * qglLightf )( GLenum light, GLenum pname, GLfloat param );
void ( APIENTRY * qglLightfv )( GLenum light, GLenum pname, const GLfloat *params );
void ( APIENTRY * qglLighti )( GLenum light, GLenum pname, GLint param );
void ( APIENTRY * qglLightiv )( GLenum light, GLenum pname, const GLint *params );
void ( APIENTRY * qglLineStipple )( GLint factor, GLushort pattern );
void ( APIENTRY * qglLineWidth )( GLfloat width );
void ( APIENTRY * qglListBase )( GLuint base );
void ( APIENTRY * qglLoadIdentity )( void );
void ( APIENTRY * qglLoadMatrixd )( const GLdouble *m );
void ( APIENTRY * qglLoadMatrixf )( const GLfloat *m );
void ( APIENTRY * qglLoadName )( GLuint name );
void ( APIENTRY * qglLogicOp )( GLenum opcode );
void ( APIENTRY * qglMap1d )( GLenum target, GLdouble u1, GLdouble u2, GLint stride, GLint order, const GLdouble *points );
void ( APIENTRY * qglMap1f )( GLenum target, GLfloat u1, GLfloat u2, GLint stride, GLint order, const GLfloat *points );
void ( APIENTRY * qglMap2d )( GLenum target, GLdouble u1, GLdouble u2, GLint ustride, GLint uorder, GLdouble v1, GLdouble v2, GLint vstride, GLint vorder, const GLdouble *points );
void ( APIENTRY * qglMap2f )( GLenum target, GLfloat u1, GLfloat u2, GLint ustride, GLint uorder, GLfloat v1, GLfloat v2, GLint vstride, GLint vorder, const GLfloat *points );
void ( APIENTRY * qglMapGrid1d )( GLint un, GLdouble u1, GLdouble u2 );
void ( APIENTRY * qglMapGrid1f )( GLint un, GLfloat u1, GLfloat u2 );
void ( APIENTRY * qglMapGrid2d )( GLint un, GLdouble u1, GLdouble u2, GLint vn, GLdouble v1, GLdouble v2 );
void ( APIENTRY * qglMapGrid2f )( GLint un, GLfloat u1, GLfloat u2, GLint vn, GLfloat v1, GLfloat v2 );
void ( APIENTRY * qglMaterialf )( GLenum face, GLenum pname, GLfloat param );
void ( APIENTRY * qglMaterialfv )( GLenum face, GLenum pname, const GLfloat *params );
void ( APIENTRY * qglMateriali )( GLenum face, GLenum pname, GLint param );
void ( APIENTRY * qglMaterialiv )( GLenum face, GLenum pname, const GLint *params );
void ( APIENTRY * qglMatrixMode )( GLenum mode );
void ( APIENTRY * qglMultMatrixd )( const GLdouble *m );
void ( APIENTRY * qglMultMatrixf )( const GLfloat *m );
void ( APIENTRY * qglNewList )( GLuint list, GLenum mode );
void ( APIENTRY * qglNormal3b )( GLbyte nx, GLbyte ny, GLbyte nz );
void ( APIENTRY * qglNormal3bv )( const GLbyte *v );
void ( APIENTRY * qglNormal3d )( GLdouble nx, GLdouble ny, GLdouble nz );
void ( APIENTRY * qglNormal3dv )( const GLdouble *v );
void ( APIENTRY * qglNormal3f )( GLfloat nx, GLfloat ny, GLfloat nz );
void ( APIENTRY * qglNormal3fv )( const GLfloat *v );
void ( APIENTRY * qglNormal3i )( GLint nx, GLint ny, GLint nz );
void ( APIENTRY * qglNormal3iv )( const GLint *v );
void ( APIENTRY * qglNormal3s )( GLshort nx, GLshort ny, GLshort nz );
void ( APIENTRY * qglNormal3sv )( const GLshort *v );
void ( APIENTRY * qglNormalPointer )( GLenum type, GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglOrtho )( GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar );
void ( APIENTRY * qglPassThrough )( GLfloat token );
void ( APIENTRY * qglPixelMapfv )( GLenum map, GLsizei mapsize, const GLfloat *values );
void ( APIENTRY * qglPixelMapuiv )( GLenum map, GLsizei mapsize, const GLuint *values );
void ( APIENTRY * qglPixelMapusv )( GLenum map, GLsizei mapsize, const GLushort *values );
void ( APIENTRY * qglPixelStoref )( GLenum pname, GLfloat param );
void ( APIENTRY * qglPixelStorei )( GLenum pname, GLint param );
void ( APIENTRY * qglPixelTransferf )( GLenum pname, GLfloat param );
void ( APIENTRY * qglPixelTransferi )( GLenum pname, GLint param );
void ( APIENTRY * qglPixelZoom )( GLfloat xfactor, GLfloat yfactor );
void ( APIENTRY * qglPointSize )( GLfloat size );
void ( APIENTRY * qglPolygonMode )( GLenum face, GLenum mode );
void ( APIENTRY * qglPolygonOffset )( GLfloat factor, GLfloat units );
void ( APIENTRY * qglPolygonStipple )( const GLubyte *mask );
void ( APIENTRY * qglPopAttrib )( void );
void ( APIENTRY * qglPopClientAttrib )( void );
void ( APIENTRY * qglPopMatrix )( void );
void ( APIENTRY * qglPopName )( void );
void ( APIENTRY * qglPrioritizeTextures )( GLsizei n, const GLuint *textures, const GLclampf *priorities );
void ( APIENTRY * qglPushAttrib )( GLbitfield mask );
void ( APIENTRY * qglPushClientAttrib )( GLbitfield mask );
void ( APIENTRY * qglPushMatrix )( void );
void ( APIENTRY * qglPushName )( GLuint name );
void ( APIENTRY * qglRasterPos2d )( GLdouble x, GLdouble y );
void ( APIENTRY * qglRasterPos2dv )( const GLdouble *v );
void ( APIENTRY * qglRasterPos2f )( GLfloat x, GLfloat y );
void ( APIENTRY * qglRasterPos2fv )( const GLfloat *v );
void ( APIENTRY * qglRasterPos2i )( GLint x, GLint y );
void ( APIENTRY * qglRasterPos2iv )( const GLint *v );
void ( APIENTRY * qglRasterPos2s )( GLshort x, GLshort y );
void ( APIENTRY * qglRasterPos2sv )( const GLshort *v );
void ( APIENTRY * qglRasterPos3d )( GLdouble x, GLdouble y, GLdouble z );
void ( APIENTRY * qglRasterPos3dv )( const GLdouble *v );
void ( APIENTRY * qglRasterPos3f )( GLfloat x, GLfloat y, GLfloat z );
void ( APIENTRY * qglRasterPos3fv )( const GLfloat *v );
void ( APIENTRY * qglRasterPos3i )( GLint x, GLint y, GLint z );
void ( APIENTRY * qglRasterPos3iv )( const GLint *v );
void ( APIENTRY * qglRasterPos3s )( GLshort x, GLshort y, GLshort z );
void ( APIENTRY * qglRasterPos3sv )( const GLshort *v );
void ( APIENTRY * qglRasterPos4d )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
void ( APIENTRY * qglRasterPos4dv )( const GLdouble *v );
void ( APIENTRY * qglRasterPos4f )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
void ( APIENTRY * qglRasterPos4fv )( const GLfloat *v );
void ( APIENTRY * qglRasterPos4i )( GLint x, GLint y, GLint z, GLint w );
void ( APIENTRY * qglRasterPos4iv )( const GLint *v );
void ( APIENTRY * qglRasterPos4s )( GLshort x, GLshort y, GLshort z, GLshort w );
void ( APIENTRY * qglRasterPos4sv )( const GLshort *v );
void ( APIENTRY * qglReadBuffer )( GLenum mode );
void ( APIENTRY * qglReadPixels )( GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels );
void ( APIENTRY * qglRectd )( GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2 );
void ( APIENTRY * qglRectdv )( const GLdouble *v1, const GLdouble *v2 );
void ( APIENTRY * qglRectf )( GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2 );
void ( APIENTRY * qglRectfv )( const GLfloat *v1, const GLfloat *v2 );
void ( APIENTRY * qglRecti )( GLint x1, GLint y1, GLint x2, GLint y2 );
void ( APIENTRY * qglRectiv )( const GLint *v1, const GLint *v2 );
void ( APIENTRY * qglRects )( GLshort x1, GLshort y1, GLshort x2, GLshort y2 );
void ( APIENTRY * qglRectsv )( const GLshort *v1, const GLshort *v2 );
GLint ( APIENTRY * qglRenderMode )( GLenum mode );
void ( APIENTRY * qglRotated )( GLdouble angle, GLdouble x, GLdouble y, GLdouble z );
void ( APIENTRY * qglRotatef )( GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
void ( APIENTRY * qglScaled )( GLdouble x, GLdouble y, GLdouble z );
void ( APIENTRY * qglScalef )( GLfloat x, GLfloat y, GLfloat z );
void ( APIENTRY * qglScissor )( GLint x, GLint y, GLsizei width, GLsizei height );
void ( APIENTRY * qglSelectBuffer )( GLsizei size, GLuint *buffer );
void ( APIENTRY * qglShadeModel )( GLenum mode );
void ( APIENTRY * qglStencilFunc )( GLenum func, GLint ref, GLuint mask );
void ( APIENTRY * qglStencilMask )( GLuint mask );
void ( APIENTRY * qglStencilOp )( GLenum fail, GLenum zfail, GLenum zpass );
void ( APIENTRY * qglTexCoord1d )( GLdouble s );
void ( APIENTRY * qglTexCoord1dv )( const GLdouble *v );
void ( APIENTRY * qglTexCoord1f )( GLfloat s );
void ( APIENTRY * qglTexCoord1fv )( const GLfloat *v );
void ( APIENTRY * qglTexCoord1i )( GLint s );
void ( APIENTRY * qglTexCoord1iv )( const GLint *v );
void ( APIENTRY * qglTexCoord1s )( GLshort s );
void ( APIENTRY * qglTexCoord1sv )( const GLshort *v );
void ( APIENTRY * qglTexCoord2d )( GLdouble s, GLdouble t );
void ( APIENTRY * qglTexCoord2dv )( const GLdouble *v );
void ( APIENTRY * qglTexCoord2f )( GLfloat s, GLfloat t );
void ( APIENTRY * qglTexCoord2fv )( const GLfloat *v );
void ( APIENTRY * qglTexCoord2i )( GLint s, GLint t );
void ( APIENTRY * qglTexCoord2iv )( const GLint *v );
void ( APIENTRY * qglTexCoord2s )( GLshort s, GLshort t );
void ( APIENTRY * qglTexCoord2sv )( const GLshort *v );
void ( APIENTRY * qglTexCoord3d )( GLdouble s, GLdouble t, GLdouble r );
void ( APIENTRY * qglTexCoord3dv )( const GLdouble *v );
void ( APIENTRY * qglTexCoord3f )( GLfloat s, GLfloat t, GLfloat r );
void ( APIENTRY * qglTexCoord3fv )( const GLfloat *v );
void ( APIENTRY * qglTexCoord3i )( GLint s, GLint t, GLint r );
void ( APIENTRY * qglTexCoord3iv )( const GLint *v );
void ( APIENTRY * qglTexCoord3s )( GLshort s, GLshort t, GLshort r );
void ( APIENTRY * qglTexCoord3sv )( const GLshort *v );
void ( APIENTRY * qglTexCoord4d )( GLdouble s, GLdouble t, GLdouble r, GLdouble q );
void ( APIENTRY * qglTexCoord4dv )( const GLdouble *v );
void ( APIENTRY * qglTexCoord4f )( GLfloat s, GLfloat t, GLfloat r, GLfloat q );
void ( APIENTRY * qglTexCoord4fv )( const GLfloat *v );
void ( APIENTRY * qglTexCoord4i )( GLint s, GLint t, GLint r, GLint q );
void ( APIENTRY * qglTexCoord4iv )( const GLint *v );
void ( APIENTRY * qglTexCoord4s )( GLshort s, GLshort t, GLshort r, GLshort q );
void ( APIENTRY * qglTexCoord4sv )( const GLshort *v );
void ( APIENTRY * qglTexCoordPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglTexEnvf )( GLenum target, GLenum pname, GLfloat param );
void ( APIENTRY * qglTexEnvfv )( GLenum target, GLenum pname, const GLfloat *params );
void ( APIENTRY * qglTexEnvi )( GLenum target, GLenum pname, GLint param );
void ( APIENTRY * qglTexEnviv )( GLenum target, GLenum pname, const GLint *params );
void ( APIENTRY * qglTexGend )( GLenum coord, GLenum pname, GLdouble param );
void ( APIENTRY * qglTexGendv )( GLenum coord, GLenum pname, const GLdouble *params );
void ( APIENTRY * qglTexGenf )( GLenum coord, GLenum pname, GLfloat param );
void ( APIENTRY * qglTexGenfv )( GLenum coord, GLenum pname, const GLfloat *params );
void ( APIENTRY * qglTexGeni )( GLenum coord, GLenum pname, GLint param );
void ( APIENTRY * qglTexGeniv )( GLenum coord, GLenum pname, const GLint *params );
void ( APIENTRY * qglTexImage1D )( GLenum target, GLint level, GLint internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
void ( APIENTRY * qglTexImage2D )( GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels );
void ( APIENTRY * qglTexParameterf )( GLenum target, GLenum pname, GLfloat param );
void ( APIENTRY * qglTexParameterfv )( GLenum target, GLenum pname, const GLfloat *params );
void ( APIENTRY * qglTexParameteri )( GLenum target, GLenum pname, GLint param );
void ( APIENTRY * qglTexParameteriv )( GLenum target, GLenum pname, const GLint *params );
void ( APIENTRY * qglTexSubImage1D )( GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels );
void ( APIENTRY * qglTexSubImage2D )( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels );
void ( APIENTRY * qglTranslated )( GLdouble x, GLdouble y, GLdouble z );
void ( APIENTRY * qglTranslatef )( GLfloat x, GLfloat y, GLfloat z );
void ( APIENTRY * qglVertex2d )( GLdouble x, GLdouble y );
void ( APIENTRY * qglVertex2dv )( const GLdouble *v );
void ( APIENTRY * qglVertex2f )( GLfloat x, GLfloat y );
void ( APIENTRY * qglVertex2fv )( const GLfloat *v );
void ( APIENTRY * qglVertex2i )( GLint x, GLint y );
void ( APIENTRY * qglVertex2iv )( const GLint *v );
void ( APIENTRY * qglVertex2s )( GLshort x, GLshort y );
void ( APIENTRY * qglVertex2sv )( const GLshort *v );
void ( APIENTRY * qglVertex3d )( GLdouble x, GLdouble y, GLdouble z );
void ( APIENTRY * qglVertex3dv )( const GLdouble *v );
void ( APIENTRY * qglVertex3f )( GLfloat x, GLfloat y, GLfloat z );
void ( APIENTRY * qglVertex3fv )( const GLfloat *v );
void ( APIENTRY * qglVertex3i )( GLint x, GLint y, GLint z );
void ( APIENTRY * qglVertex3iv )( const GLint *v );
void ( APIENTRY * qglVertex3s )( GLshort x, GLshort y, GLshort z );
void ( APIENTRY * qglVertex3sv )( const GLshort *v );
void ( APIENTRY * qglVertex4d )( GLdouble x, GLdouble y, GLdouble z, GLdouble w );
void ( APIENTRY * qglVertex4dv )( const GLdouble *v );
void ( APIENTRY * qglVertex4f )( GLfloat x, GLfloat y, GLfloat z, GLfloat w );
void ( APIENTRY * qglVertex4fv )( const GLfloat *v );
void ( APIENTRY * qglVertex4i )( GLint x, GLint y, GLint z, GLint w );
void ( APIENTRY * qglVertex4iv )( const GLint *v );
void ( APIENTRY * qglVertex4s )( GLshort x, GLshort y, GLshort z, GLshort w );
void ( APIENTRY * qglVertex4sv )( const GLshort *v );
void ( APIENTRY * qglVertexPointer )( GLint size, GLenum type, GLsizei stride, const GLvoid *pointer );
void ( APIENTRY * qglViewport )( GLint x, GLint y, GLsizei width, GLsizei height );
void ( APIENTRY * qglPointParameterfEXT )( GLenum param, GLfloat value );
void ( APIENTRY * qglPointParameterfvEXT )( GLenum param, const GLfloat *value );
void ( APIENTRY * qglColorTableEXT )( int, int, int, int, int, const void * );
void ( APIENTRY * qglSelectTextureSGIS )( GLenum );
void ( APIENTRY * qglMTexCoord2fSGIS )( GLenum, GLfloat, GLfloat );
void ( APIENTRY * qglActiveTextureARB )( GLenum texture );
void ( APIENTRY * qglClientActiveTextureARB )( GLenum texture );
void ( APIENTRY * qglMultiTexCoord1dARB )( GLenum target, GLdouble s );
void ( APIENTRY * qglMultiTexCoord1dvARB )( GLenum target, const GLdouble *v );
void ( APIENTRY * qglMultiTexCoord1fARB )( GLenum target, GLfloat s );
void ( APIENTRY * qglMultiTexCoord1fvARB )( GLenum target, const GLfloat *v );
void ( APIENTRY * qglMultiTexCoord1iARB )( GLenum target, GLint s );
void ( APIENTRY * qglMultiTexCoord1ivARB )( GLenum target, const GLint *v );
void ( APIENTRY * qglMultiTexCoord1sARB )( GLenum target, GLshort s );
void ( APIENTRY * qglMultiTexCoord1svARB )( GLenum target, const GLshort *v );
void ( APIENTRY * qglMultiTexCoord2dARB )( GLenum target, GLdouble s );
void ( APIENTRY * qglMultiTexCoord2dvARB )( GLenum target, const GLdouble *v );
void ( APIENTRY * qglMultiTexCoord2fARB )( GLenum target, GLfloat s );
void ( APIENTRY * qglMultiTexCoord2fvARB )( GLenum target, const GLfloat *v );
void ( APIENTRY * qglMultiTexCoord2iARB )( GLenum target, GLint s );
void ( APIENTRY * qglMultiTexCoord2ivARB )( GLenum target, const GLint *v );
void ( APIENTRY * qglMultiTexCoord2sARB )( GLenum target, GLshort s );
void ( APIENTRY * qglMultiTexCoord2svARB )( GLenum target, const GLshort *v );
void ( APIENTRY * qglMultiTexCoord3dARB )( GLenum target, GLdouble s );
void ( APIENTRY * qglMultiTexCoord3dvARB )( GLenum target, const GLdouble *v );
void ( APIENTRY * qglMultiTexCoord3fARB )( GLenum target, GLfloat s );
void ( APIENTRY * qglMultiTexCoord3fvARB )( GLenum target, const GLfloat *v );
void ( APIENTRY * qglMultiTexCoord3iARB )( GLenum target, GLint s );
void ( APIENTRY * qglMultiTexCoord3ivARB )( GLenum target, const GLint *v );
void ( APIENTRY * qglMultiTexCoord3sARB )( GLenum target, GLshort s );
void ( APIENTRY * qglMultiTexCoord3svARB )( GLenum target, const GLshort *v );
void ( APIENTRY * qglMultiTexCoord4dARB )( GLenum target, GLdouble s );
void ( APIENTRY * qglMultiTexCoord4dvARB )( GLenum target, const GLdouble *v );
void ( APIENTRY * qglMultiTexCoord4fARB )( GLenum target, GLfloat s );
void ( APIENTRY * qglMultiTexCoord4fvARB )( GLenum target, const GLfloat *v );
void ( APIENTRY * qglMultiTexCoord4iARB )( GLenum target, GLint s );
void ( APIENTRY * qglMultiTexCoord4ivARB )( GLenum target, const GLint *v );
void ( APIENTRY * qglMultiTexCoord4sARB )( GLenum target, GLshort s );
void ( APIENTRY * qglMultiTexCoord4svARB )( GLenum target, const GLshort *v );
// glu stuff
void ( APIENTRY * qgluPerspective )( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar );
// added for plugins
void ( APIENTRY * qgluLookAt )(
GLdouble eyex,
GLdouble eyey,
GLdouble eyez,
GLdouble centerx,
GLdouble centery,
GLdouble centerz,
GLdouble upx,
GLdouble upy,
GLdouble upz );
const GLubyte* ( APIENTRY * qgluErrorString )(GLenum errCode );
#ifdef ATIHACK_812
void ( APIENTRY * qglCullFace_real )( GLenum mode );
void ( APIENTRY * qglDisable_real )( GLenum cap );
void ( APIENTRY * qglEnable_real )( GLenum cap );
void ( APIENTRY * qglPolygonMode_real )( GLenum face, GLenum mode );
#endif
/*
** QGL_Shutdown
**
** Unloads the specified DLL then nulls out all the proc pointers.
*/
void QGL_Shutdown(){
Sys_Printf( "Shutting down GL ..." );
if ( g_hGLDLL ) {
#ifdef _WIN32
FreeLibrary( g_hGLDLL );
#endif
#if defined ( __linux__ ) || defined ( __APPLE__ )
dlclose( g_hGLDLL );
#endif
g_hGLDLL = NULL;
}
Sys_Printf( "Done.\n" );
qglAccum = NULL;
qglAlphaFunc = NULL;
qglAreTexturesResident = NULL;
qglArrayElement = NULL;
qglBegin = NULL;
qglBindTexture = NULL;
qglBitmap = NULL;
qglBlendFunc = NULL;
qglCallList = NULL;
qglCallLists = NULL;
qglClear = NULL;
qglClearAccum = NULL;
qglClearColor = NULL;
qglClearDepth = NULL;
qglClearIndex = NULL;
qglClearStencil = NULL;
qglClipPlane = NULL;
qglColor3b = NULL;
qglColor3bv = NULL;
qglColor3d = NULL;
qglColor3dv = NULL;
qglColor3f = NULL;
qglColor3fv = NULL;
qglColor3i = NULL;
qglColor3iv = NULL;
qglColor3s = NULL;
qglColor3sv = NULL;
qglColor3ub = NULL;
qglColor3ubv = NULL;
qglColor3ui = NULL;
qglColor3uiv = NULL;
qglColor3us = NULL;
qglColor3usv = NULL;
qglColor4b = NULL;
qglColor4bv = NULL;
qglColor4d = NULL;
qglColor4dv = NULL;
qglColor4f = NULL;
qglColor4fv = NULL;
qglColor4i = NULL;
qglColor4iv = NULL;
qglColor4s = NULL;
qglColor4sv = NULL;
qglColor4ub = NULL;
qglColor4ubv = NULL;
qglColor4ui = NULL;
qglColor4uiv = NULL;
qglColor4us = NULL;
qglColor4usv = NULL;
qglColorMask = NULL;
qglColorMaterial = NULL;
qglColorPointer = NULL;
qglCopyPixels = NULL;
qglCopyTexImage1D = NULL;
qglCopyTexImage2D = NULL;
qglCopyTexSubImage1D = NULL;
qglCopyTexSubImage2D = NULL;
qglCullFace = NULL;
qglDeleteLists = NULL;
qglDeleteTextures = NULL;
qglDepthFunc = NULL;
qglDepthMask = NULL;
qglDepthRange = NULL;
qglDisable = NULL;
qglDisableClientState = NULL;
qglDrawArrays = NULL;
qglDrawBuffer = NULL;
qglDrawElements = NULL;
qglDrawPixels = NULL;
qglEdgeFlag = NULL;
qglEdgeFlagPointer = NULL;
qglEdgeFlagv = NULL;
qglEnable = NULL;
qglEnableClientState = NULL;
qglEnd = NULL;
qglEndList = NULL;
qglEvalCoord1d = NULL;
qglEvalCoord1dv = NULL;
qglEvalCoord1f = NULL;
qglEvalCoord1fv = NULL;
qglEvalCoord2d = NULL;
qglEvalCoord2dv = NULL;
qglEvalCoord2f = NULL;
qglEvalCoord2fv = NULL;
qglEvalMesh1 = NULL;
qglEvalMesh2 = NULL;
qglEvalPoint1 = NULL;
qglEvalPoint2 = NULL;
qglFeedbackBuffer = NULL;
qglFinish = NULL;
qglFlush = NULL;
qglFogf = NULL;
qglFogfv = NULL;
qglFogi = NULL;
qglFogiv = NULL;
qglFrontFace = NULL;
qglFrustum = NULL;
qglGenLists = NULL;
qglGenTextures = NULL;
qglGetBooleanv = NULL;
qglGetClipPlane = NULL;
qglGetDoublev = NULL;
qglGetError = NULL;
qglGetFloatv = NULL;
qglGetIntegerv = NULL;
qglGetLightfv = NULL;
qglGetLightiv = NULL;
qglGetMapdv = NULL;
qglGetMapfv = NULL;
qglGetMapiv = NULL;
qglGetMaterialfv = NULL;
qglGetMaterialiv = NULL;
qglGetPixelMapfv = NULL;
qglGetPixelMapuiv = NULL;
qglGetPixelMapusv = NULL;
qglGetPointerv = NULL;
qglGetPolygonStipple = NULL;
qglGetString = NULL;
qglGetTexEnvfv = NULL;
qglGetTexEnviv = NULL;
qglGetTexGendv = NULL;
qglGetTexGenfv = NULL;
qglGetTexGeniv = NULL;
qglGetTexImage = NULL;
qglGetTexLevelParameterfv = NULL;
qglGetTexLevelParameteriv = NULL;
qglGetTexParameterfv = NULL;
qglGetTexParameteriv = NULL;
qglHint = NULL;
qglIndexMask = NULL;
qglIndexPointer = NULL;
qglIndexd = NULL;
qglIndexdv = NULL;
qglIndexf = NULL;
qglIndexfv = NULL;
qglIndexi = NULL;
qglIndexiv = NULL;
qglIndexs = NULL;
qglIndexsv = NULL;
qglIndexub = NULL;
qglIndexubv = NULL;
qglInitNames = NULL;
qglInterleavedArrays = NULL;
qglIsEnabled = NULL;
qglIsList = NULL;
qglIsTexture = NULL;
qglLightModelf = NULL;
qglLightModelfv = NULL;
qglLightModeli = NULL;
qglLightModeliv = NULL;
qglLightf = NULL;
qglLightfv = NULL;
qglLighti = NULL;
qglLightiv = NULL;
qglLineStipple = NULL;
qglLineWidth = NULL;
qglListBase = NULL;
qglLoadIdentity = NULL;
qglLoadMatrixd = NULL;
qglLoadMatrixf = NULL;
qglLoadName = NULL;
qglLogicOp = NULL;
qglMap1d = NULL;
qglMap1f = NULL;
qglMap2d = NULL;
qglMap2f = NULL;
qglMapGrid1d = NULL;
qglMapGrid1f = NULL;
qglMapGrid2d = NULL;
qglMapGrid2f = NULL;
qglMaterialf = NULL;
qglMaterialfv = NULL;
qglMateriali = NULL;
qglMaterialiv = NULL;
qglMatrixMode = NULL;
qglMultMatrixd = NULL;
qglMultMatrixf = NULL;
qglNewList = NULL;
qglNormal3b = NULL;
qglNormal3bv = NULL;
qglNormal3d = NULL;
qglNormal3dv = NULL;
qglNormal3f = NULL;
qglNormal3fv = NULL;
qglNormal3i = NULL;
qglNormal3iv = NULL;
qglNormal3s = NULL;
qglNormal3sv = NULL;
qglNormalPointer = NULL;
qglOrtho = NULL;
qglPassThrough = NULL;
qglPixelMapfv = NULL;
qglPixelMapuiv = NULL;
qglPixelMapusv = NULL;
qglPixelStoref = NULL;
qglPixelStorei = NULL;
qglPixelTransferf = NULL;
qglPixelTransferi = NULL;
qglPixelZoom = NULL;
qglPointSize = NULL;
qglPolygonMode = NULL;
qglPolygonOffset = NULL;
qglPolygonStipple = NULL;
qglPopAttrib = NULL;
qglPopClientAttrib = NULL;
qglPopMatrix = NULL;
qglPopName = NULL;
qglPrioritizeTextures = NULL;
qglPushAttrib = NULL;
qglPushClientAttrib = NULL;
qglPushMatrix = NULL;
qglPushName = NULL;
qglRasterPos2d = NULL;
qglRasterPos2dv = NULL;
qglRasterPos2f = NULL;
qglRasterPos2fv = NULL;
qglRasterPos2i = NULL;
qglRasterPos2iv = NULL;
qglRasterPos2s = NULL;
qglRasterPos2sv = NULL;
qglRasterPos3d = NULL;
qglRasterPos3dv = NULL;
qglRasterPos3f = NULL;
qglRasterPos3fv = NULL;
qglRasterPos3i = NULL;
qglRasterPos3iv = NULL;
qglRasterPos3s = NULL;
qglRasterPos3sv = NULL;
qglRasterPos4d = NULL;
qglRasterPos4dv = NULL;
qglRasterPos4f = NULL;
qglRasterPos4fv = NULL;
qglRasterPos4i = NULL;
qglRasterPos4iv = NULL;
qglRasterPos4s = NULL;
qglRasterPos4sv = NULL;
qglReadBuffer = NULL;
qglReadPixels = NULL;
qglRectd = NULL;
qglRectdv = NULL;
qglRectf = NULL;
qglRectfv = NULL;
qglRecti = NULL;
qglRectiv = NULL;
qglRects = NULL;
qglRectsv = NULL;
qglRenderMode = NULL;
qglRotated = NULL;
qglRotatef = NULL;
qglScaled = NULL;
qglScalef = NULL;
qglScissor = NULL;
qglSelectBuffer = NULL;
qglShadeModel = NULL;
qglStencilFunc = NULL;
qglStencilMask = NULL;
qglStencilOp = NULL;
qglTexCoord1d = NULL;
qglTexCoord1dv = NULL;
qglTexCoord1f = NULL;
qglTexCoord1fv = NULL;
qglTexCoord1i = NULL;
qglTexCoord1iv = NULL;
qglTexCoord1s = NULL;
qglTexCoord1sv = NULL;
qglTexCoord2d = NULL;
qglTexCoord2dv = NULL;
qglTexCoord2f = NULL;
qglTexCoord2fv = NULL;
qglTexCoord2i = NULL;
qglTexCoord2iv = NULL;
qglTexCoord2s = NULL;
qglTexCoord2sv = NULL;
qglTexCoord3d = NULL;
qglTexCoord3dv = NULL;
qglTexCoord3f = NULL;
qglTexCoord3fv = NULL;
qglTexCoord3i = NULL;
qglTexCoord3iv = NULL;
qglTexCoord3s = NULL;
qglTexCoord3sv = NULL;
qglTexCoord4d = NULL;
qglTexCoord4dv = NULL;
qglTexCoord4f = NULL;
qglTexCoord4fv = NULL;
qglTexCoord4i = NULL;
qglTexCoord4iv = NULL;
qglTexCoord4s = NULL;
qglTexCoord4sv = NULL;
qglTexCoordPointer = NULL;
qglTexEnvf = NULL;
qglTexEnvfv = NULL;
qglTexEnvi = NULL;
qglTexEnviv = NULL;
qglTexGend = NULL;
qglTexGendv = NULL;
qglTexGenf = NULL;
qglTexGenfv = NULL;
qglTexGeni = NULL;
qglTexGeniv = NULL;
qglTexImage1D = NULL;
qglTexImage2D = NULL;
qglTexParameterf = NULL;
qglTexParameterfv = NULL;
qglTexParameteri = NULL;
qglTexParameteriv = NULL;
qglTexSubImage1D = NULL;
qglTexSubImage2D = NULL;
qglTranslated = NULL;
qglTranslatef = NULL;
qglVertex2d = NULL;
qglVertex2dv = NULL;
qglVertex2f = NULL;
qglVertex2fv = NULL;
qglVertex2i = NULL;
qglVertex2iv = NULL;
qglVertex2s = NULL;
qglVertex2sv = NULL;
qglVertex3d = NULL;
qglVertex3dv = NULL;
qglVertex3f = NULL;
qglVertex3fv = NULL;
qglVertex3i = NULL;
qglVertex3iv = NULL;
qglVertex3s = NULL;
qglVertex3sv = NULL;
qglVertex4d = NULL;
qglVertex4dv = NULL;
qglVertex4f = NULL;
qglVertex4fv = NULL;
qglVertex4i = NULL;
qglVertex4iv = NULL;
qglVertex4s = NULL;
qglVertex4sv = NULL;
qglVertexPointer = NULL;
qglViewport = NULL;
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
qglMultiTexCoord1dARB = NULL;
qglMultiTexCoord1dvARB = NULL;
qglMultiTexCoord1fARB = NULL;
qglMultiTexCoord1fvARB = NULL;
qglMultiTexCoord1iARB = NULL;
qglMultiTexCoord1ivARB = NULL;
qglMultiTexCoord1sARB = NULL;
qglMultiTexCoord1svARB = NULL;
qglMultiTexCoord2dARB = NULL;
qglMultiTexCoord2dvARB = NULL;
qglMultiTexCoord2fARB = NULL;
qglMultiTexCoord2fvARB = NULL;
qglMultiTexCoord2iARB = NULL;
qglMultiTexCoord2ivARB = NULL;
qglMultiTexCoord2sARB = NULL;
qglMultiTexCoord2svARB = NULL;
qglMultiTexCoord3dARB = NULL;
qglMultiTexCoord3dvARB = NULL;
qglMultiTexCoord3fARB = NULL;
qglMultiTexCoord3fvARB = NULL;
qglMultiTexCoord3iARB = NULL;
qglMultiTexCoord3ivARB = NULL;
qglMultiTexCoord3sARB = NULL;
qglMultiTexCoord3svARB = NULL;
qglMultiTexCoord4dARB = NULL;
qglMultiTexCoord4dvARB = NULL;
qglMultiTexCoord4fARB = NULL;
qglMultiTexCoord4fvARB = NULL;
qglMultiTexCoord4iARB = NULL;
qglMultiTexCoord4ivARB = NULL;
qglMultiTexCoord4sARB = NULL;
qglMultiTexCoord4svARB = NULL;
#ifdef _WIN32
qwglCopyContext = NULL;
qwglCreateContext = NULL;
qwglCreateLayerContext = NULL;
qwglDeleteContext = NULL;
qwglDescribeLayerPlane = NULL;
qwglGetCurrentContext = NULL;
qwglGetCurrentDC = NULL;
qwglGetLayerPaletteEntries = NULL;
qwglGetProcAddress = NULL;
qwglMakeCurrent = NULL;
qwglRealizeLayerPalette = NULL;
qwglSetLayerPaletteEntries = NULL;
qwglShareLists = NULL;
qwglSwapLayerBuffers = NULL;
qwglUseFontBitmaps = NULL;
qwglUseFontOutlines = NULL;
qwglChoosePixelFormat = NULL;
qwglDescribePixelFormat = NULL;
qwglGetPixelFormat = NULL;
qwglSetPixelFormat = NULL;
qwglSwapBuffers = NULL;
qwglSwapIntervalEXT = NULL;
qwglGetDeviceGammaRampEXT = NULL;
qwglSetDeviceGammaRampEXT = NULL;
#endif
#if defined ( __linux__ ) || defined ( __APPLE__ )
qglXChooseVisual = NULL;
qglXCreateContext = NULL;
qglXDestroyContext = NULL;
qglXMakeCurrent = NULL;
qglXCopyContext = NULL;
qglXSwapBuffers = NULL;
qglXCreateGLXPixmap = NULL;
qglXDestroyGLXPixmap = NULL;
qglXQueryExtension = NULL;
qglXQueryVersion = NULL;
qglXIsDirect = NULL;
qglXGetConfig = NULL;
qglXGetCurrentContext = NULL;
qglXGetCurrentDrawable = NULL;
qglXWaitGL = NULL;
qglXWaitX = NULL;
qglXUseXFont = NULL;
qglXGetProcAddressARB = NULL;
#endif
qgluPerspective = NULL;
qgluErrorString = NULL;
qgluLookAt = NULL;
#ifdef ATIHACK_812
qglCullFace_real = NULL;
qglDisable_real = NULL;
qglEnable_real = NULL;
qglPolygonMode_real = NULL;
#endif
}
/*
** QGL_Init
**
** This is responsible for binding our qgl function pointers to
** the appropriate GL stuff. In Windows this means doing a
** LoadLibrary and a bunch of calls to GetProcAddress. On other
** operating systems we need to do the right thing, whatever that
** might be.
**
*/
static int init_error;
static void* safe_dlsym( void *handle, char *symbol ){
#ifdef _WIN32
return GetProcAddress( handle, symbol );
#endif
#if defined ( __linux__ ) || defined ( __APPLE__ )
void* ret = dlsym( handle, symbol );
const char *err = dlerror();
if ( err ) {
init_error = 1;
#ifndef __APPLE__
printf( "Error loading OpenGL libraries: %s\n", err );
#else
printf( "Error loading OpenGL libraries: %s %s\n", err, symbol );
#endif
}
return ret;
#endif
}
#include <math.h>
#include <stdlib.h>
#ifdef _WIN32
#define M_PI 3.14159
#endif
void WINAPI gluLookAt2( GLdouble ex, GLdouble ey, GLdouble ez, GLdouble cx, GLdouble cy, GLdouble cz,
GLdouble ux, GLdouble uy, GLdouble uz ){
GLdouble x[3], y[3], z[3] = { ex - cx, ey - cy, ez - cz };
GLdouble inv;
inv = sqrt( z[0] * z[0] + z[1] * z[1] + z[2] * z[2] );
if ( inv ) {
inv = 1.0 / inv;
z[0] *= inv;
z[1] *= inv;
z[2] *= inv;
}
x[0] = uy * z[2] - uz * z[1];
x[1] = -ux * z[2] + uz * z[0];
x[2] = ux * z[1] - uy * z[0];
y[0] = z[1] * x[2] - z[2] * x[1];
y[1] = -z[0] * x[2] + z[2] * x[0];
y[2] = z[0] * x[1] - z[1] * x[0];
inv = sqrt( x[0] * x[0] + x[1] * x[1] + x[2] * x[2] );
if ( inv ) {
x[0] *= inv;
x[1] *= inv;
x[2] *= inv;
}
inv = sqrt( y[0] * y[0] + y[1] * y[1] + y[2] * y[2] );
if ( inv ) {
y[0] *= inv;
y[1] *= inv;
y[2] *= inv;
}
{
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 };
qglMultMatrixd( m );
qglTranslated( -ex, -ey, -ez );
}
}
void WINAPI gluPerspective2( GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar ){
GLdouble y = zNear * tan( fovy * M_PI / 360.0 );
qglFrustum( -y * aspect, y * aspect, -y, y, zNear, zFar );
}
#define CEILING( A, B ) ( ( A ) % ( B ) == 0 ? ( A ) / ( B ) : ( A ) / (B)+1 )
typedef struct glu_error_struct
{
int errnum;
const char *errstr;
} GLU_ERROR_STRUCT;
GLU_ERROR_STRUCT glu_errlist[] = {
{GL_NO_ERROR, "GL_NO_ERROR - no error"},
{GL_INVALID_ENUM, "GL_INVALID_ENUM - An unacceptable value is specified for an enumerated argument."},
{GL_INVALID_VALUE, "GL_INVALID_VALUE - A numeric argument is out of range."},
{GL_INVALID_OPERATION, "GL_INVALID_OPERATION - The specified operation is not allowed in the current state."},
{GL_STACK_OVERFLOW, "GL_STACK_OVERFLOW - Function would cause a stack overflow."},
{GL_STACK_UNDERFLOW, "GL_STACK_UNDERFLOW - Function would cause a stack underflow."},
{GL_OUT_OF_MEMORY, "GL_OUT_OF_MEMORY - There is not enough memory left to execute the function."},
{-1, NULL}
};
const GLubyte* WINAPI gluErrorString( GLenum errCode ){
int search = 0;
for ( search = 0; glu_errlist[search].errstr; search++ )
{
if ( errCode == glu_errlist[search].errnum ) {
return (GLubyte *) glu_errlist[search].errstr;
}
} //end for
return (GLubyte *) "Unknown error";
}
#ifdef ATIHACK_812
int ATIhack_culling;
GLenum ATIhack_cullmode;
GLenum ATIhack_backmode;
GLenum ATIhack_frontmode;
static void ATIhack_update( void ){
if ( !ATIhack_culling || ( GL_FRONT_AND_BACK == ATIhack_cullmode ) ) {
qglPolygonMode_real( GL_FRONT, ATIhack_frontmode );
qglPolygonMode_real( GL_BACK, ATIhack_backmode );
}
else{
switch ( ATIhack_cullmode )
{
case GL_FRONT:
qglPolygonMode_real( GL_FRONT_AND_BACK, ATIhack_backmode );
break;
case GL_BACK:
qglPolygonMode_real( GL_FRONT_AND_BACK, ATIhack_frontmode );
default:
break;
}
}
}
void APIENTRY qglEnable_ATIHack( GLenum cap ){
qglEnable_real( cap );
if ( GL_CULL_FACE != cap ) {
return;
}
if ( ATIhack_culling ) {
return;
}
ATIhack_culling = 1;
ATIhack_update();
}
void APIENTRY qglDisable_ATIHack( GLenum cap ){
qglDisable_real( cap );
if ( GL_CULL_FACE != cap ) {
return;
}
if ( !ATIhack_culling ) {
return;
}
ATIhack_culling = 0;
ATIhack_update();
}
void APIENTRY qglCullFace_ATIHack( GLenum mode ){
if ( ATIhack_cullmode == mode ) {
return;
}
qglCullFace_real( mode );
ATIhack_cullmode = mode;
ATIhack_update();
}
void APIENTRY qglPolygonMode_ATIHack( GLenum face, GLenum mode ){
switch ( face )
{
case GL_FRONT:
if ( ATIhack_frontmode == mode ) {
return;
}
ATIhack_frontmode = mode;
break;
case GL_BACK:
if ( ATIhack_backmode == mode ) {
return;
}
ATIhack_backmode = mode;
break;
case GL_FRONT_AND_BACK:
if ( ( ATIhack_frontmode == mode ) && ( ATIhack_backmode == mode ) ) {
return;
}
ATIhack_frontmode = ATIhack_backmode = mode;
default:
break;
}
ATIhack_update();
}
#endif
int QGL_Init( const char *dllname, const char* gluname ){
#ifdef USE_GTKGLAREA
#define GLSYM2FUNC(symbol) #symbol
#else //if USE_GTKGLEXT
#define GLSYM2FUNC(symbol) safe_dlsym( g_hGLDLL, #symbol );
#ifdef _WIN32
g_hGLDLL = LoadLibrary( dllname );
#endif
#if defined ( __linux__ ) || ( __APPLE__ )
const char *err;
// NOTE TTimo
// I don't like RTLD_LAZY|RTLD_GLOBAL too much .. it's dangerous
// maybe try RTLD_NOW? or would that break compatibility .. you never know when that stuff is going to explode
g_hGLDLL = dlopen( dllname, RTLD_LAZY | RTLD_GLOBAL );
err = dlerror();
if ( err ) {
printf( "Error loading GL lib:\n%s\n", err );
}
#endif
init_error = 0;
if ( g_hGLDLL == NULL ) {
return 0;
}
Sys_Printf( "Loading GL library: %s ...", dllname );
#endif //USE_GTKGLAREA
qgluPerspective = &gluPerspective2;
qgluLookAt = &gluLookAt2;
qgluErrorString = &gluErrorString;
qglAccum = GLSYM2FUNC( glAccum );
qglAlphaFunc = GLSYM2FUNC( glAlphaFunc );
qglAreTexturesResident = GLSYM2FUNC( glAreTexturesResident );
qglArrayElement = GLSYM2FUNC( glArrayElement );
qglBegin = GLSYM2FUNC( glBegin );
qglBindTexture = GLSYM2FUNC( glBindTexture );
qglBitmap = GLSYM2FUNC( glBitmap );
qglBlendFunc = GLSYM2FUNC( glBlendFunc );
qglCallList = GLSYM2FUNC( glCallList );
qglCallLists = GLSYM2FUNC( glCallLists );
qglClear = GLSYM2FUNC( glClear );
qglClearAccum = GLSYM2FUNC( glClearAccum );
qglClearColor = GLSYM2FUNC( glClearColor );
qglClearDepth = GLSYM2FUNC( glClearDepth );
qglClearIndex = GLSYM2FUNC( glClearIndex );
qglClearStencil = GLSYM2FUNC( glClearStencil );
qglClipPlane = GLSYM2FUNC( glClipPlane );
qglColor3b = GLSYM2FUNC( glColor3b );
qglColor3bv = GLSYM2FUNC( glColor3bv );
qglColor3d = GLSYM2FUNC( glColor3d );
qglColor3dv = GLSYM2FUNC( glColor3dv );
qglColor3f = GLSYM2FUNC( glColor3f );
qglColor3fv = GLSYM2FUNC( glColor3fv );
qglColor3i = GLSYM2FUNC( glColor3i );
qglColor3iv = GLSYM2FUNC( glColor3iv );
qglColor3s = GLSYM2FUNC( glColor3s );
qglColor3sv = GLSYM2FUNC( glColor3sv );
qglColor3ub = GLSYM2FUNC( glColor3ub );
qglColor3ubv = GLSYM2FUNC( glColor3ubv );
qglColor3ui = GLSYM2FUNC( glColor3ui );
qglColor3uiv = GLSYM2FUNC( glColor3uiv );
qglColor3us = GLSYM2FUNC( glColor3us );
qglColor3usv = GLSYM2FUNC( glColor3usv );
qglColor4b = GLSYM2FUNC( glColor4b );
qglColor4bv = GLSYM2FUNC( glColor4bv );
qglColor4d = GLSYM2FUNC( glColor4d );
qglColor4dv = GLSYM2FUNC( glColor4dv );
qglColor4f = GLSYM2FUNC( glColor4f );
qglColor4fv = GLSYM2FUNC( glColor4fv );
qglColor4i = GLSYM2FUNC( glColor4i );
qglColor4iv = GLSYM2FUNC( glColor4iv );
qglColor4s = GLSYM2FUNC( glColor4s );
qglColor4sv = GLSYM2FUNC( glColor4sv );
qglColor4ub = GLSYM2FUNC( glColor4ub );
qglColor4ubv = GLSYM2FUNC( glColor4ubv );
qglColor4ui = GLSYM2FUNC( glColor4ui );
qglColor4uiv = GLSYM2FUNC( glColor4uiv );
qglColor4us = GLSYM2FUNC( glColor4us );
qglColor4usv = GLSYM2FUNC( glColor4usv );
qglColorMask = GLSYM2FUNC( glColorMask );
qglColorMaterial = GLSYM2FUNC( glColorMaterial );
qglColorPointer = GLSYM2FUNC( glColorPointer );
qglCopyPixels = GLSYM2FUNC( glCopyPixels );
qglCopyTexImage1D = GLSYM2FUNC( glCopyTexImage1D );
qglCopyTexImage2D = GLSYM2FUNC( glCopyTexImage2D );
qglCopyTexSubImage1D = GLSYM2FUNC( glCopyTexSubImage1D );
qglCopyTexSubImage2D = GLSYM2FUNC( glCopyTexSubImage2D );
#ifdef ATIHACK_812
qglCullFace_real = GLSYM2FUNC( glCullFace );
qglCullFace = qglCullFace_real;
#else
qglCullFace = GLSYM2FUNC( glCullFace );
#endif
qglDeleteLists = GLSYM2FUNC( glDeleteLists );
qglDeleteTextures = GLSYM2FUNC( glDeleteTextures );
qglDepthFunc = GLSYM2FUNC( glDepthFunc );
qglDepthMask = GLSYM2FUNC( glDepthMask );
qglDepthRange = GLSYM2FUNC( glDepthRange );
#ifdef ATIHACK_812
qglDisable_real = GLSYM2FUNC( glDisable );
qglDisable = qglDisable_real;
#else
qglDisable = GLSYM2FUNC( glDisable );
#endif
qglDisableClientState = GLSYM2FUNC( glDisableClientState );
qglDrawArrays = GLSYM2FUNC( glDrawArrays );
qglDrawBuffer = GLSYM2FUNC( glDrawBuffer );
qglDrawElements = GLSYM2FUNC( glDrawElements );
qglDrawPixels = GLSYM2FUNC( glDrawPixels );
qglEdgeFlag = GLSYM2FUNC( glEdgeFlag );
qglEdgeFlagPointer = GLSYM2FUNC( glEdgeFlagPointer );
qglEdgeFlagv = GLSYM2FUNC( glEdgeFlagv );
#ifdef ATIHACK_812
qglEnable_real = GLSYM2FUNC( glEnable );
qglEnable = qglEnable_real;
#else
qglEnable = GLSYM2FUNC( glEnable );
#endif
qglEnableClientState = GLSYM2FUNC( glEnableClientState );
qglEnd = GLSYM2FUNC( glEnd );
qglEndList = GLSYM2FUNC( glEndList );
qglEvalCoord1d = GLSYM2FUNC( glEvalCoord1d );
qglEvalCoord1dv = GLSYM2FUNC( glEvalCoord1dv );
qglEvalCoord1f = GLSYM2FUNC( glEvalCoord1f );
qglEvalCoord1fv = GLSYM2FUNC( glEvalCoord1fv );
qglEvalCoord2d = GLSYM2FUNC( glEvalCoord2d );
qglEvalCoord2dv = GLSYM2FUNC( glEvalCoord2dv );
qglEvalCoord2f = GLSYM2FUNC( glEvalCoord2f );
qglEvalCoord2fv = GLSYM2FUNC( glEvalCoord2fv );
qglEvalMesh1 = GLSYM2FUNC( glEvalMesh1 );
qglEvalMesh2 = GLSYM2FUNC( glEvalMesh2 );
qglEvalPoint1 = GLSYM2FUNC( glEvalPoint1 );
qglEvalPoint2 = GLSYM2FUNC( glEvalPoint2 );
qglFeedbackBuffer = GLSYM2FUNC( glFeedbackBuffer );
qglFinish = GLSYM2FUNC( glFinish );
qglFlush = GLSYM2FUNC( glFlush );
qglFogf = GLSYM2FUNC( glFogf );
qglFogfv = GLSYM2FUNC( glFogfv );
qglFogi = GLSYM2FUNC( glFogi );
qglFogiv = GLSYM2FUNC( glFogiv );
qglFrontFace = GLSYM2FUNC( glFrontFace );
qglFrustum = GLSYM2FUNC( glFrustum );
qglGenLists = GLSYM2FUNC( glGenLists );
qglGenTextures = GLSYM2FUNC( glGenTextures );
qglGetBooleanv = GLSYM2FUNC( glGetBooleanv );
qglGetClipPlane = GLSYM2FUNC( glGetClipPlane );
qglGetDoublev = GLSYM2FUNC( glGetDoublev );
qglGetError = GLSYM2FUNC( glGetError );
qglGetFloatv = GLSYM2FUNC( glGetFloatv );
qglGetIntegerv = GLSYM2FUNC( glGetIntegerv );
qglGetLightfv = GLSYM2FUNC( glGetLightfv );
qglGetLightiv = GLSYM2FUNC( glGetLightiv );
qglGetMapdv = GLSYM2FUNC( glGetMapdv );
qglGetMapfv = GLSYM2FUNC( glGetMapfv );
qglGetMapiv = GLSYM2FUNC( glGetMapiv );
qglGetMaterialfv = GLSYM2FUNC( glGetMaterialfv );
qglGetMaterialiv = GLSYM2FUNC( glGetMaterialiv );
qglGetPixelMapfv = GLSYM2FUNC( glGetPixelMapfv );
qglGetPixelMapuiv = GLSYM2FUNC( glGetPixelMapuiv );
qglGetPixelMapusv = GLSYM2FUNC( glGetPixelMapusv );
qglGetPointerv = GLSYM2FUNC( glGetPointerv );
qglGetPolygonStipple = GLSYM2FUNC( glGetPolygonStipple );
qglGetString = GLSYM2FUNC( glGetString );
qglGetTexEnvfv = GLSYM2FUNC( glGetTexEnvfv );
qglGetTexEnviv = GLSYM2FUNC( glGetTexEnviv );
qglGetTexGendv = GLSYM2FUNC( glGetTexGendv );
qglGetTexGenfv = GLSYM2FUNC( glGetTexGenfv );
qglGetTexGeniv = GLSYM2FUNC( glGetTexGeniv );
qglGetTexImage = GLSYM2FUNC( glGetTexImage );
qglGetTexLevelParameterfv = GLSYM2FUNC( glGetTexLevelParameterfv );
qglGetTexLevelParameteriv = GLSYM2FUNC( glGetTexLevelParameteriv );
qglGetTexParameterfv = GLSYM2FUNC( glGetTexParameterfv );
qglGetTexParameteriv = GLSYM2FUNC( glGetTexParameteriv );
qglHint = GLSYM2FUNC( glHint );
qglIndexMask = GLSYM2FUNC( glIndexMask );
qglIndexPointer = GLSYM2FUNC( glIndexPointer );
qglIndexd = GLSYM2FUNC( glIndexd );
qglIndexdv = GLSYM2FUNC( glIndexdv );
qglIndexf = GLSYM2FUNC( glIndexf );
qglIndexfv = GLSYM2FUNC( glIndexfv );
qglIndexi = GLSYM2FUNC( glIndexi );
qglIndexiv = GLSYM2FUNC( glIndexiv );
qglIndexs = GLSYM2FUNC( glIndexs );
qglIndexsv = GLSYM2FUNC( glIndexsv );
qglIndexub = GLSYM2FUNC( glIndexub );
qglIndexubv = GLSYM2FUNC( glIndexubv );
qglInitNames = GLSYM2FUNC( glInitNames );
qglInterleavedArrays = GLSYM2FUNC( glInterleavedArrays );
qglIsEnabled = GLSYM2FUNC( glIsEnabled );
qglIsList = GLSYM2FUNC( glIsList );
qglIsTexture = GLSYM2FUNC( glIsTexture );
qglLightModelf = GLSYM2FUNC( glLightModelf );
qglLightModelfv = GLSYM2FUNC( glLightModelfv );
qglLightModeli = GLSYM2FUNC( glLightModeli );
qglLightModeliv = GLSYM2FUNC( glLightModeliv );
qglLightf = GLSYM2FUNC( glLightf );
qglLightfv = GLSYM2FUNC( glLightfv );
qglLighti = GLSYM2FUNC( glLighti );
qglLightiv = GLSYM2FUNC( glLightiv );
qglLineStipple = GLSYM2FUNC( glLineStipple );
qglLineWidth = GLSYM2FUNC( glLineWidth );
qglListBase = GLSYM2FUNC( glListBase );
qglLoadIdentity = GLSYM2FUNC( glLoadIdentity );
qglLoadMatrixd = GLSYM2FUNC( glLoadMatrixd );
qglLoadMatrixf = GLSYM2FUNC( glLoadMatrixf );
qglLoadName = GLSYM2FUNC( glLoadName );
qglLogicOp = GLSYM2FUNC( glLogicOp );
qglMap1d = GLSYM2FUNC( glMap1d );
qglMap1f = GLSYM2FUNC( glMap1f );
qglMap2d = GLSYM2FUNC( glMap2d );
qglMap2f = GLSYM2FUNC( glMap2f );
qglMapGrid1d = GLSYM2FUNC( glMapGrid1d );
qglMapGrid1f = GLSYM2FUNC( glMapGrid1f );
qglMapGrid2d = GLSYM2FUNC( glMapGrid2d );
qglMapGrid2f = GLSYM2FUNC( glMapGrid2f );
qglMaterialf = GLSYM2FUNC( glMaterialf );
qglMaterialfv = GLSYM2FUNC( glMaterialfv );
qglMateriali = GLSYM2FUNC( glMateriali );
qglMaterialiv = GLSYM2FUNC( glMaterialiv );
qglMatrixMode = GLSYM2FUNC( glMatrixMode );
qglMultMatrixd = GLSYM2FUNC( glMultMatrixd );
qglMultMatrixf = GLSYM2FUNC( glMultMatrixf );
qglNewList = GLSYM2FUNC( glNewList );
qglNormal3b = GLSYM2FUNC( glNormal3b );
qglNormal3bv = GLSYM2FUNC( glNormal3bv );
qglNormal3d = GLSYM2FUNC( glNormal3d );
qglNormal3dv = GLSYM2FUNC( glNormal3dv );
qglNormal3f = GLSYM2FUNC( glNormal3f );
qglNormal3fv = GLSYM2FUNC( glNormal3fv );
qglNormal3i = GLSYM2FUNC( glNormal3i );
qglNormal3iv = GLSYM2FUNC( glNormal3iv );
qglNormal3s = GLSYM2FUNC( glNormal3s );
qglNormal3sv = GLSYM2FUNC( glNormal3sv );
qglNormalPointer = GLSYM2FUNC( glNormalPointer );
qglOrtho = GLSYM2FUNC( glOrtho );
qglPassThrough = GLSYM2FUNC( glPassThrough );
qglPixelMapfv = GLSYM2FUNC( glPixelMapfv );
qglPixelMapuiv = GLSYM2FUNC( glPixelMapuiv );
qglPixelMapusv = GLSYM2FUNC( glPixelMapusv );
qglPixelStoref = GLSYM2FUNC( glPixelStoref );
qglPixelStorei = GLSYM2FUNC( glPixelStorei );
qglPixelTransferf = GLSYM2FUNC( glPixelTransferf );
qglPixelTransferi = GLSYM2FUNC( glPixelTransferi );
qglPixelZoom = GLSYM2FUNC( glPixelZoom );
qglPointSize = GLSYM2FUNC( glPointSize );
#ifdef ATIHACK_812
qglPolygonMode_real = GLSYM2FUNC( glPolygonMode );
qglPolygonMode = qglPolygonMode_real;
#else
qglPolygonMode = GLSYM2FUNC( glPolygonMode );
#endif
qglPolygonOffset = GLSYM2FUNC( glPolygonOffset );
qglPolygonStipple = GLSYM2FUNC( glPolygonStipple );
qglPopAttrib = GLSYM2FUNC( glPopAttrib );
qglPopClientAttrib = GLSYM2FUNC( glPopClientAttrib );
qglPopMatrix = GLSYM2FUNC( glPopMatrix );
qglPopName = GLSYM2FUNC( glPopName );
qglPrioritizeTextures = GLSYM2FUNC( glPrioritizeTextures );
qglPushAttrib = GLSYM2FUNC( glPushAttrib );
qglPushClientAttrib = GLSYM2FUNC( glPushClientAttrib );
qglPushMatrix = GLSYM2FUNC( glPushMatrix );
qglPushName = GLSYM2FUNC( glPushName );
qglRasterPos2d = GLSYM2FUNC( glRasterPos2d );
qglRasterPos2dv = GLSYM2FUNC( glRasterPos2dv );
qglRasterPos2f = GLSYM2FUNC( glRasterPos2f );
qglRasterPos2fv = GLSYM2FUNC( glRasterPos2fv );
qglRasterPos2i = GLSYM2FUNC( glRasterPos2i );
qglRasterPos2iv = GLSYM2FUNC( glRasterPos2iv );
qglRasterPos2s = GLSYM2FUNC( glRasterPos2s );
qglRasterPos2sv = GLSYM2FUNC( glRasterPos2sv );
qglRasterPos3d = GLSYM2FUNC( glRasterPos3d );
qglRasterPos3dv = GLSYM2FUNC( glRasterPos3dv );
qglRasterPos3f = GLSYM2FUNC( glRasterPos3f );
qglRasterPos3fv = GLSYM2FUNC( glRasterPos3fv );
qglRasterPos3i = GLSYM2FUNC( glRasterPos3i );
qglRasterPos3iv = GLSYM2FUNC( glRasterPos3iv );
qglRasterPos3s = GLSYM2FUNC( glRasterPos3s );
qglRasterPos3sv = GLSYM2FUNC( glRasterPos3sv );
qglRasterPos4d = GLSYM2FUNC( glRasterPos4d );
qglRasterPos4dv = GLSYM2FUNC( glRasterPos4dv );
qglRasterPos4f = GLSYM2FUNC( glRasterPos4f );
qglRasterPos4fv = GLSYM2FUNC( glRasterPos4fv );
qglRasterPos4i = GLSYM2FUNC( glRasterPos4i );
qglRasterPos4iv = GLSYM2FUNC( glRasterPos4iv );
qglRasterPos4s = GLSYM2FUNC( glRasterPos4s );
qglRasterPos4sv = GLSYM2FUNC( glRasterPos4sv );
qglReadBuffer = GLSYM2FUNC( glReadBuffer );
qglReadPixels = GLSYM2FUNC( glReadPixels );
qglRectd = GLSYM2FUNC( glRectd );
qglRectdv = GLSYM2FUNC( glRectdv );
qglRectf = GLSYM2FUNC( glRectf );
qglRectfv = GLSYM2FUNC( glRectfv );
qglRecti = GLSYM2FUNC( glRecti );
qglRectiv = GLSYM2FUNC( glRectiv );
qglRects = GLSYM2FUNC( glRects );
qglRectsv = GLSYM2FUNC( glRectsv );
qglRenderMode = GLSYM2FUNC( glRenderMode );
qglRotated = GLSYM2FUNC( glRotated );
qglRotatef = GLSYM2FUNC( glRotatef );
qglScaled = GLSYM2FUNC( glScaled );
qglScalef = GLSYM2FUNC( glScalef );
qglScissor = GLSYM2FUNC( glScissor );
qglSelectBuffer = GLSYM2FUNC( glSelectBuffer );
qglShadeModel = GLSYM2FUNC( glShadeModel );
qglStencilFunc = GLSYM2FUNC( glStencilFunc );
qglStencilMask = GLSYM2FUNC( glStencilMask );
qglStencilOp = GLSYM2FUNC( glStencilOp );
qglTexCoord1d = GLSYM2FUNC( glTexCoord1d );
qglTexCoord1dv = GLSYM2FUNC( glTexCoord1dv );
qglTexCoord1f = GLSYM2FUNC( glTexCoord1f );
qglTexCoord1fv = GLSYM2FUNC( glTexCoord1fv );
qglTexCoord1i = GLSYM2FUNC( glTexCoord1i );
qglTexCoord1iv = GLSYM2FUNC( glTexCoord1iv );
qglTexCoord1s = GLSYM2FUNC( glTexCoord1s );
qglTexCoord1sv = GLSYM2FUNC( glTexCoord1sv );
qglTexCoord2d = GLSYM2FUNC( glTexCoord2d );
qglTexCoord2dv = GLSYM2FUNC( glTexCoord2dv );
qglTexCoord2f = GLSYM2FUNC( glTexCoord2f );
qglTexCoord2fv = GLSYM2FUNC( glTexCoord2fv );
qglTexCoord2i = GLSYM2FUNC( glTexCoord2i );
qglTexCoord2iv = GLSYM2FUNC( glTexCoord2iv );
qglTexCoord2s = GLSYM2FUNC( glTexCoord2s );
qglTexCoord2sv = GLSYM2FUNC( glTexCoord2sv );
qglTexCoord3d = GLSYM2FUNC( glTexCoord3d );
qglTexCoord3dv = GLSYM2FUNC( glTexCoord3dv );
qglTexCoord3f = GLSYM2FUNC( glTexCoord3f );
qglTexCoord3fv = GLSYM2FUNC( glTexCoord3fv );
qglTexCoord3i = GLSYM2FUNC( glTexCoord3i );
qglTexCoord3iv = GLSYM2FUNC( glTexCoord3iv );
qglTexCoord3s = GLSYM2FUNC( glTexCoord3s );
qglTexCoord3sv = GLSYM2FUNC( glTexCoord3sv );
qglTexCoord4d = GLSYM2FUNC( glTexCoord4d );
qglTexCoord4dv = GLSYM2FUNC( glTexCoord4dv );
qglTexCoord4f = GLSYM2FUNC( glTexCoord4f );
qglTexCoord4fv = GLSYM2FUNC( glTexCoord4fv );
qglTexCoord4i = GLSYM2FUNC( glTexCoord4i );
qglTexCoord4iv = GLSYM2FUNC( glTexCoord4iv );
qglTexCoord4s = GLSYM2FUNC( glTexCoord4s );
qglTexCoord4sv = GLSYM2FUNC( glTexCoord4sv );
qglTexCoordPointer = GLSYM2FUNC( glTexCoordPointer );
qglTexEnvf = GLSYM2FUNC( glTexEnvf );
qglTexEnvfv = GLSYM2FUNC( glTexEnvfv );
qglTexEnvi = GLSYM2FUNC( glTexEnvi );
qglTexEnviv = GLSYM2FUNC( glTexEnviv );
qglTexGend = GLSYM2FUNC( glTexGend );
qglTexGendv = GLSYM2FUNC( glTexGendv );
qglTexGenf = GLSYM2FUNC( glTexGenf );
qglTexGenfv = GLSYM2FUNC( glTexGenfv );
qglTexGeni = GLSYM2FUNC( glTexGeni );
qglTexGeniv = GLSYM2FUNC( glTexGeniv );
qglTexImage1D = GLSYM2FUNC( glTexImage1D );
qglTexImage2D = GLSYM2FUNC( glTexImage2D );
qglTexParameterf = GLSYM2FUNC( glTexParameterf );
qglTexParameterfv = GLSYM2FUNC( glTexParameterfv );
qglTexParameteri = GLSYM2FUNC( glTexParameteri );
qglTexParameteriv = GLSYM2FUNC( glTexParameteriv );
qglTexSubImage1D = GLSYM2FUNC( glTexSubImage1D );
qglTexSubImage2D = GLSYM2FUNC( glTexSubImage2D );
qglTranslated = GLSYM2FUNC( glTranslated );
qglTranslatef = GLSYM2FUNC( glTranslatef );
qglVertex2d = GLSYM2FUNC( glVertex2d );
qglVertex2dv = GLSYM2FUNC( glVertex2dv );
qglVertex2f = GLSYM2FUNC( glVertex2f );
qglVertex2fv = GLSYM2FUNC( glVertex2fv );
qglVertex2i = GLSYM2FUNC( glVertex2i );
qglVertex2iv = GLSYM2FUNC( glVertex2iv );
qglVertex2s = GLSYM2FUNC( glVertex2s );
qglVertex2sv = GLSYM2FUNC( glVertex2sv );
qglVertex3d = GLSYM2FUNC( glVertex3d );
qglVertex3dv = GLSYM2FUNC( glVertex3dv );
qglVertex3f = GLSYM2FUNC( glVertex3f );
qglVertex3fv = GLSYM2FUNC( glVertex3fv );
qglVertex3i = GLSYM2FUNC( glVertex3i );
qglVertex3iv = GLSYM2FUNC( glVertex3iv );
qglVertex3s = GLSYM2FUNC( glVertex3s );
qglVertex3sv = GLSYM2FUNC( glVertex3sv );
qglVertex4d = GLSYM2FUNC( glVertex4d );
qglVertex4dv = GLSYM2FUNC( glVertex4dv );
qglVertex4f = GLSYM2FUNC( glVertex4f );
qglVertex4fv = GLSYM2FUNC( glVertex4fv );
qglVertex4i = GLSYM2FUNC( glVertex4i );
qglVertex4iv = GLSYM2FUNC( glVertex4iv );
qglVertex4s = GLSYM2FUNC( glVertex4s );
qglVertex4sv = GLSYM2FUNC( glVertex4sv );
qglVertexPointer = GLSYM2FUNC( glVertexPointer );
qglViewport = GLSYM2FUNC( glViewport );
// must be init with an active context
qglActiveTextureARB = NULL;
qglClientActiveTextureARB = NULL;
qglMultiTexCoord1dARB = NULL;
qglMultiTexCoord1dvARB = NULL;
qglMultiTexCoord1fARB = NULL;
qglMultiTexCoord1fvARB = NULL;
qglMultiTexCoord1iARB = NULL;
qglMultiTexCoord1ivARB = NULL;
qglMultiTexCoord1sARB = NULL;
qglMultiTexCoord1svARB = NULL;
qglMultiTexCoord2dARB = NULL;
qglMultiTexCoord2dvARB = NULL;
qglMultiTexCoord2fARB = NULL;
qglMultiTexCoord2fvARB = NULL;
qglMultiTexCoord2iARB = NULL;
qglMultiTexCoord2ivARB = NULL;
qglMultiTexCoord2sARB = NULL;
qglMultiTexCoord2svARB = NULL;
qglMultiTexCoord3dARB = NULL;
qglMultiTexCoord3dvARB = NULL;
qglMultiTexCoord3fARB = NULL;
qglMultiTexCoord3fvARB = NULL;
qglMultiTexCoord3iARB = NULL;
qglMultiTexCoord3ivARB = NULL;
qglMultiTexCoord3sARB = NULL;
qglMultiTexCoord3svARB = NULL;
qglMultiTexCoord4dARB = NULL;
qglMultiTexCoord4dvARB = NULL;
qglMultiTexCoord4fARB = NULL;
qglMultiTexCoord4fvARB = NULL;
qglMultiTexCoord4iARB = NULL;
qglMultiTexCoord4ivARB = NULL;
qglMultiTexCoord4sARB = NULL;
qglMultiTexCoord4svARB = NULL;
#ifdef _WIN32
qwglCopyContext = GLSYM2FUNC( wglCopyContext );
qwglCreateContext = GLSYM2FUNC( wglCreateContext );
qwglCreateLayerContext = GLSYM2FUNC( wglCreateLayerContext );
qwglDeleteContext = GLSYM2FUNC( wglDeleteContext );
qwglDescribeLayerPlane = GLSYM2FUNC( wglDescribeLayerPlane );
qwglGetCurrentContext = GLSYM2FUNC( wglGetCurrentContext );
qwglGetCurrentDC = GLSYM2FUNC( wglGetCurrentDC );
qwglGetLayerPaletteEntries = GLSYM2FUNC( wglGetLayerPaletteEntries );
qwglGetProcAddress = GLSYM2FUNC( wglGetProcAddress );
qwglMakeCurrent = GLSYM2FUNC( wglMakeCurrent );
qwglRealizeLayerPalette = GLSYM2FUNC( wglRealizeLayerPalette );
qwglSetLayerPaletteEntries = GLSYM2FUNC( wglSetLayerPaletteEntries );
qwglShareLists = GLSYM2FUNC( wglShareLists );
qwglSwapLayerBuffers = GLSYM2FUNC( wglSwapLayerBuffers );
qwglUseFontBitmaps = GLSYM2FUNC( wglUseFontBitmapsA );
qwglUseFontOutlines = GLSYM2FUNC( wglUseFontOutlinesA );
qwglChoosePixelFormat = GLSYM2FUNC( wglChoosePixelFormat );
qwglDescribePixelFormat = GLSYM2FUNC( wglDescribePixelFormat );
qwglGetPixelFormat = GLSYM2FUNC( wglGetPixelFormat );
qwglSetPixelFormat = GLSYM2FUNC( wglSetPixelFormat );
qwglSwapBuffers = GLSYM2FUNC( wglSwapBuffers );
qwglSwapIntervalEXT = 0;
qglPointParameterfEXT = 0;
qglPointParameterfvEXT = 0;
qglColorTableEXT = 0;
qglSelectTextureSGIS = 0;
qglMTexCoord2fSGIS = 0;
#endif
#if defined ( __linux__ ) || defined ( __APPLE__ )
qglXChooseVisual = GLSYM2FUNC( glXChooseVisual );
qglXCreateContext = GLSYM2FUNC( glXCreateContext );
qglXDestroyContext = GLSYM2FUNC( glXDestroyContext );
qglXMakeCurrent = GLSYM2FUNC( glXMakeCurrent );
qglXCopyContext = GLSYM2FUNC( glXCopyContext );
qglXSwapBuffers = GLSYM2FUNC( glXSwapBuffers );
qglXCreateGLXPixmap = GLSYM2FUNC( glXCreateGLXPixmap );
qglXDestroyGLXPixmap = GLSYM2FUNC( glXDestroyGLXPixmap );
qglXQueryExtension = GLSYM2FUNC( glXQueryExtension );
qglXQueryVersion = GLSYM2FUNC( glXQueryVersion );
qglXIsDirect = GLSYM2FUNC( glXIsDirect );
qglXGetConfig = GLSYM2FUNC( glXGetConfig );
qglXGetCurrentContext = GLSYM2FUNC( glXGetCurrentContext );
qglXGetCurrentDrawable = GLSYM2FUNC( glXGetCurrentDrawable );
qglXWaitGL = GLSYM2FUNC( glXWaitGL );
qglXWaitX = GLSYM2FUNC( glXWaitX );
qglXUseXFont = GLSYM2FUNC( glXUseXFont );
#endif
qglPointParameterfEXT = 0;
qglPointParameterfvEXT = 0;
qglColorTableEXT = 0;
qglSelectTextureSGIS = 0;
qglMTexCoord2fSGIS = 0;
#ifdef ATIHACK_812
ATIhack_culling = 0;
ATIhack_cullmode = GL_BACK;
ATIhack_backmode = GL_FILL;
ATIhack_frontmode = GL_FILL;
#endif
#ifdef USE_GTKGLAREA
#else //USE_GTKGLEXT
Sys_Printf( "Done.\n" );
if ( init_error == 1 ) {
return 0;
}
#endif
return 1;
}
int GL_ExtensionSupported( const char *extension ){
const GLubyte *extensions = NULL;
const GLubyte *start;
GLubyte *where, *terminator;
// Extension names should not have spaces.
where = (GLubyte *) strchr( extension, ' ' );
if ( where || *extension == '\0' ) {
return 0;
}
extensions = qglGetString( GL_EXTENSIONS );
if ( !extensions ) {
return 0;
}
// It takes a bit of care to be fool-proof about parsing the
// OpenGL extensions string. Don't be fooled by sub-strings, etc.
for ( start = extensions; ; )
{
where = (GLubyte *) strstr( (const char *) start, extension );
if ( !where ) {
break;
}
terminator = where + strlen( extension );
if ( where == start || *( where - 1 ) == ' ' ) {
if ( *terminator == ' ' || *terminator == '\0' ) {
return 1;
}
}
start = terminator;
}
return 0;
}
void* Sys_GLGetExtension( const char *symbol ){
#if defined ( __linux__ ) || defined ( __APPLE__ )
if ( qglXGetProcAddressARB == NULL ) {
return NULL;
}
else{
return qglXGetProcAddressARB( (GLubyte*)symbol );
}
#else
return qwglGetProcAddress( symbol );
#endif
}
void QGL_InitExtensions(){
if ( GL_ExtensionSupported( "GL_ARB_multitexture" ) ) {
qglActiveTextureARB = Sys_GLGetExtension( "glActiveTextureARB" );
qglClientActiveTextureARB = Sys_GLGetExtension( "glClientActiveTextureARB" );
qglMultiTexCoord1dARB = Sys_GLGetExtension( "glMultiTexCoord1dARB" );
qglMultiTexCoord1dvARB = Sys_GLGetExtension( "glMultiTexCoord1dvARB" );
qglMultiTexCoord1fARB = Sys_GLGetExtension( "glMultiTexCoord1fARB" );
qglMultiTexCoord1fvARB = Sys_GLGetExtension( "glMultiTexCoord1fvARB" );
qglMultiTexCoord1iARB = Sys_GLGetExtension( "glMultiTexCoord1iARB" );
qglMultiTexCoord1ivARB = Sys_GLGetExtension( "glMultiTexCoord1ivARB" );
qglMultiTexCoord1sARB = Sys_GLGetExtension( "glMultiTexCoord1sARB" );
qglMultiTexCoord1svARB = Sys_GLGetExtension( "glMultiTexCoord1svARB" );
qglMultiTexCoord2dARB = Sys_GLGetExtension( "glMultiTexCoord2dARB" );
qglMultiTexCoord2dvARB = Sys_GLGetExtension( "glMultiTexCoord2dvARB" );
qglMultiTexCoord2fARB = Sys_GLGetExtension( "glMultiTexCoord2fARB" );
qglMultiTexCoord2fvARB = Sys_GLGetExtension( "glMultiTexCoord2fvARB" );
qglMultiTexCoord2iARB = Sys_GLGetExtension( "glMultiTexCoord2iARB" );
qglMultiTexCoord2ivARB = Sys_GLGetExtension( "glMultiTexCoord2ivARB" );
qglMultiTexCoord2sARB = Sys_GLGetExtension( "glMultiTexCoord2sARB" );
qglMultiTexCoord2svARB = Sys_GLGetExtension( "glMultiTexCoord2svARB" );
qglMultiTexCoord3dARB = Sys_GLGetExtension( "glMultiTexCoord3dARB" );
qglMultiTexCoord3dvARB = Sys_GLGetExtension( "glMultiTexCoord3dvARB" );
qglMultiTexCoord3fARB = Sys_GLGetExtension( "glMultiTexCoord3fARB" );
qglMultiTexCoord3fvARB = Sys_GLGetExtension( "glMultiTexCoord3fvARB" );
qglMultiTexCoord3iARB = Sys_GLGetExtension( "glMultiTexCoord3iARB" );
qglMultiTexCoord3ivARB = Sys_GLGetExtension( "glMultiTexCoord3ivARB" );
qglMultiTexCoord3sARB = Sys_GLGetExtension( "glMultiTexCoord3sARB" );
qglMultiTexCoord3svARB = Sys_GLGetExtension( "glMultiTexCoord3svARB" );
qglMultiTexCoord4dARB = Sys_GLGetExtension( "glMultiTexCoord4dARB" );
qglMultiTexCoord4dvARB = Sys_GLGetExtension( "glMultiTexCoord4dvARB" );
qglMultiTexCoord4fARB = Sys_GLGetExtension( "glMultiTexCoord4fARB" );
qglMultiTexCoord4fvARB = Sys_GLGetExtension( "glMultiTexCoord4fvARB" );
qglMultiTexCoord4iARB = Sys_GLGetExtension( "glMultiTexCoord4iARB" );
qglMultiTexCoord4ivARB = Sys_GLGetExtension( "glMultiTexCoord4ivARB" );
qglMultiTexCoord4sARB = Sys_GLGetExtension( "glMultiTexCoord4sARB" );
qglMultiTexCoord4svARB = Sys_GLGetExtension( "glMultiTexCoord4svARB" );
}
}