-/*\r
-Copyright (C) 1999-2007 id Software, Inc. and contributors.\r
-For a list of contributors, see the accompanying CONTRIBUTORS file.\r
-\r
-This file is part of GtkRadiant.\r
-\r
-GtkRadiant is free software; you can redistribute it and/or modify\r
-it under the terms of the GNU General Public License as published by\r
-the Free Software Foundation; either version 2 of the License, or\r
-(at your option) any later version.\r
-\r
-GtkRadiant is distributed in the hope that it will be useful,\r
-but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-GNU General Public License for more details.\r
-\r
-You should have received a copy of the GNU General Public License\r
-along with GtkRadiant; if not, write to the Free Software\r
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\r
-*/\r
-\r
-/*\r
-** QGL_WIN.C\r
-**\r
-** This file implements the operating system binding of GL to QGL function\r
-** pointers. When doing a port of Quake2 you must implement the following\r
-** two functions:\r
-**\r
-** QGL_Init() - loads libraries, assigns function pointers, etc.\r
-** QGL_Shutdown() - unloads libraries, NULLs function pointers\r
-*/\r
-#include <stdio.h>\r
-#include <float.h>\r
-#include <string.h>\r
-#if defined (__linux__) || defined (__APPLE__)\r
-//#include <dlfcn.h>\r
-#endif\r
-#ifdef _WIN32\r
-#include <windows.h>\r
-#endif\r
-#include "qgl.h"\r
-#include <GL/glu.h>\r
-void Sys_Printf(const char *format, ...);\r
-\r
-#ifdef _WIN32\r
-HMODULE g_hGLDLL = NULL;\r
-\r
-#pragma warning (disable : 4113 4133 4047 4018 )\r
-\r
-int ( WINAPI * qwglChoosePixelFormat )(HDC, CONST PIXELFORMATDESCRIPTOR *);\r
-int ( WINAPI * qwglDescribePixelFormat) (HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);\r
-int ( WINAPI * qwglGetPixelFormat)(HDC);\r
-BOOL ( WINAPI * qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);\r
-BOOL ( WINAPI * qwglSwapBuffers)(HDC);\r
-\r
-BOOL ( WINAPI * qwglCopyContext)(HGLRC, HGLRC, UINT);\r
-HGLRC ( WINAPI * qwglCreateContext)(HDC);\r
-HGLRC ( WINAPI * qwglCreateLayerContext)(HDC, int);\r
-BOOL ( WINAPI * qwglDeleteContext)(HGLRC);\r
-HGLRC ( WINAPI * qwglGetCurrentContext)(VOID);\r
-HDC ( WINAPI * qwglGetCurrentDC)(VOID);\r
-PROC ( WINAPI * qwglGetProcAddress)(LPCSTR);\r
-BOOL ( WINAPI * qwglMakeCurrent)(HDC, HGLRC);\r
-BOOL ( WINAPI * qwglShareLists)(HGLRC, HGLRC);\r
-BOOL ( WINAPI * qwglUseFontBitmaps)(HDC, DWORD, DWORD, DWORD);\r
-\r
-BOOL ( WINAPI * qwglUseFontOutlines)(HDC, DWORD, DWORD, DWORD, FLOAT,\r
- FLOAT, int, LPGLYPHMETRICSFLOAT);\r
-\r
-BOOL ( WINAPI * qwglDescribeLayerPlane)(HDC, int, int, UINT, LPLAYERPLANEDESCRIPTOR);\r
-int ( WINAPI * qwglSetLayerPaletteEntries)(HDC, int, int, int, CONST COLORREF *);\r
-int ( WINAPI * qwglGetLayerPaletteEntries)(HDC, int, int, int, COLORREF *);\r
-BOOL ( WINAPI * qwglRealizeLayerPalette)(HDC, int, BOOL);\r
-BOOL ( WINAPI * qwglSwapLayerBuffers)(HDC, UINT);\r
-\r
-BOOL ( WINAPI * qwglGetDeviceGammaRampEXT)( unsigned char *, unsigned char *, unsigned char * );\r
-BOOL ( WINAPI * qwglSetDeviceGammaRampEXT)( const unsigned char *, const unsigned char *,\r
- const unsigned char * );\r
-BOOL ( WINAPI * qwglSwapIntervalEXT)( int interval );\r
-\r
-#else\r
-#define WINAPI\r
-#endif\r
-\r
-#if defined (__linux__) || defined (__APPLE__)\r
-void* g_hGLDLL;\r
-\r
-XVisualInfo* (*qglXChooseVisual)(Display *dpy, int screen, int *attribList);\r
-GLXContext (*qglXCreateContext)(Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct);\r
-void (*qglXDestroyContext)(Display *dpy, GLXContext ctx);\r
-Bool (*qglXMakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);\r
-void (*qglXCopyContext)(Display *dpy, GLXContext src, GLXContext dst, GLuint mask);\r
-void (*qglXSwapBuffers)( Display *dpy, GLXDrawable drawable );\r
-GLXPixmap (*qglXCreateGLXPixmap)( Display *dpy, XVisualInfo *visual, Pixmap pixmap );\r
-void (*qglXDestroyGLXPixmap)( Display *dpy, GLXPixmap pixmap );\r
-Bool (*qglXQueryExtension)( Display *dpy, int *errorb, int *event );\r
-Bool (*qglXQueryVersion)( Display *dpy, int *maj, int *min );\r
-Bool (*qglXIsDirect)( Display *dpy, GLXContext ctx );\r
-int (*qglXGetConfig)( Display *dpy, XVisualInfo *visual, int attrib, int *value );\r
-GLXContext (*qglXGetCurrentContext)( void );\r
-GLXDrawable (*qglXGetCurrentDrawable)( void );\r
-void (*qglXWaitGL)( void );\r
-void (*qglXWaitX)( void );\r
-void (*qglXUseXFont)( Font font, int first, int count, int list );\r
-void* (*qglXGetProcAddressARB) (const GLubyte *procName);\r
-#endif\r
-\r
-void ( APIENTRY * qglAccum )(GLenum op, GLfloat value);\r
-void ( APIENTRY * qglAlphaFunc )(GLenum func, GLclampf ref);\r
-GLboolean ( APIENTRY * qglAreTexturesResident )(GLsizei n, const GLuint *textures, GLboolean *residences);\r
-void ( APIENTRY * qglArrayElement )(GLint i);\r
-void ( APIENTRY * qglBegin )(GLenum mode);\r
-void ( APIENTRY * qglBindTexture )(GLenum target, GLuint texture);\r
-void ( APIENTRY * qglBitmap )(GLsizei width, GLsizei height, GLfloat xorig, GLfloat yorig, GLfloat xmove, GLfloat ymove, const GLubyte *bitmap);\r
-void ( APIENTRY * qglBlendFunc )(GLenum sfactor, GLenum dfactor);\r
-void ( APIENTRY * qglCallList )(GLuint list);\r
-void ( APIENTRY * qglCallLists )(GLsizei n, GLenum type, const GLvoid *lists);\r
-void ( APIENTRY * qglClear )(GLbitfield mask);\r
-void ( APIENTRY * qglClearAccum )(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);\r
-void ( APIENTRY * qglClearColor )(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha);\r
-void ( APIENTRY * qglClearDepth )(GLclampd depth);\r
-void ( APIENTRY * qglClearIndex )(GLfloat c);\r
-void ( APIENTRY * qglClearStencil )(GLint s);\r
-void ( APIENTRY * qglClipPlane )(GLenum plane, const GLdouble *equation);\r
-void ( APIENTRY * qglColor3b )(GLbyte red, GLbyte green, GLbyte blue);\r
-void ( APIENTRY * qglColor3bv )(const GLbyte *v);\r
-void ( APIENTRY * qglColor3d )(GLdouble red, GLdouble green, GLdouble blue);\r
-void ( APIENTRY * qglColor3dv )(const GLdouble *v);\r
-void ( APIENTRY * qglColor3f )(GLfloat red, GLfloat green, GLfloat blue);\r
-void ( APIENTRY * qglColor3fv )(const GLfloat *v);\r
-void ( APIENTRY * qglColor3i )(GLint red, GLint green, GLint blue);\r
-void ( APIENTRY * qglColor3iv )(const GLint *v);\r
-void ( APIENTRY * qglColor3s )(GLshort red, GLshort green, GLshort blue);\r
-void ( APIENTRY * qglColor3sv )(const GLshort *v);\r
-void ( APIENTRY * qglColor3ub )(GLubyte red, GLubyte green, GLubyte blue);\r
-void ( APIENTRY * qglColor3ubv )(const GLubyte *v);\r
-void ( APIENTRY * qglColor3ui )(GLuint red, GLuint green, GLuint blue);\r
-void ( APIENTRY * qglColor3uiv )(const GLuint *v);\r
-void ( APIENTRY * qglColor3us )(GLushort red, GLushort green, GLushort blue);\r
-void ( APIENTRY * qglColor3usv )(const GLushort *v);\r
-void ( APIENTRY * qglColor4b )(GLbyte red, GLbyte green, GLbyte blue, GLbyte alpha);\r
-void ( APIENTRY * qglColor4bv )(const GLbyte *v);\r
-void ( APIENTRY * qglColor4d )(GLdouble red, GLdouble green, GLdouble blue, GLdouble alpha);\r
-void ( APIENTRY * qglColor4dv )(const GLdouble *v);\r
-void ( APIENTRY * qglColor4f )(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);\r
-void ( APIENTRY * qglColor4fv )(const GLfloat *v);\r
-void ( APIENTRY * qglColor4i )(GLint red, GLint green, GLint blue, GLint alpha);\r
-void ( APIENTRY * qglColor4iv )(const GLint *v);\r
-void ( APIENTRY * qglColor4s )(GLshort red, GLshort green, GLshort blue, GLshort alpha);\r
-void ( APIENTRY * qglColor4sv )(const GLshort *v);\r
-void ( APIENTRY * qglColor4ub )(GLubyte red, GLubyte green, GLubyte blue, GLubyte alpha);\r
-void ( APIENTRY * qglColor4ubv )(const GLubyte *v);\r
-void ( APIENTRY * qglColor4ui )(GLuint red, GLuint green, GLuint blue, GLuint alpha);\r
-void ( APIENTRY * qglColor4uiv )(const GLuint *v);\r
-void ( APIENTRY * qglColor4us )(GLushort red, GLushort green, GLushort blue, GLushort alpha);\r
-void ( APIENTRY * qglColor4usv )(const GLushort *v);\r
-void ( APIENTRY * qglColorMask )(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha);\r
-void ( APIENTRY * qglColorMaterial )(GLenum face, GLenum mode);\r
-void ( APIENTRY * qglColorPointer )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglCopyPixels )(GLint x, GLint y, GLsizei width, GLsizei height, GLenum type);\r
-void ( APIENTRY * qglCopyTexImage1D )(GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLint border);\r
-void ( APIENTRY * qglCopyTexImage2D )(GLenum target, GLint level, GLenum internalFormat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border);\r
-void ( APIENTRY * qglCopyTexSubImage1D )(GLenum target, GLint level, GLint xoffset, GLint x, GLint y, GLsizei width);\r
-void ( APIENTRY * qglCopyTexSubImage2D )(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height);\r
-void ( APIENTRY * qglCullFace )(GLenum mode);\r
-void ( APIENTRY * qglDeleteLists )(GLuint list, GLsizei range);\r
-void ( APIENTRY * qglDeleteTextures )(GLsizei n, const GLuint *textures);\r
-void ( APIENTRY * qglDepthFunc )(GLenum func);\r
-void ( APIENTRY * qglDepthMask )(GLboolean flag);\r
-void ( APIENTRY * qglDepthRange )(GLclampd zNear, GLclampd zFar);\r
-void ( APIENTRY * qglDisable )(GLenum cap);\r
-void ( APIENTRY * qglDisableClientState )(GLenum array);\r
-void ( APIENTRY * qglDrawArrays )(GLenum mode, GLint first, GLsizei count);\r
-void ( APIENTRY * qglDrawBuffer )(GLenum mode);\r
-void ( APIENTRY * qglDrawElements )(GLenum mode, GLsizei count, GLenum type, const GLvoid *indices);\r
-void ( APIENTRY * qglDrawPixels )(GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);\r
-void ( APIENTRY * qglEdgeFlag )(GLboolean flag);\r
-void ( APIENTRY * qglEdgeFlagPointer )(GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglEdgeFlagv )(const GLboolean *flag);\r
-void ( APIENTRY * qglEnable )(GLenum cap);\r
-void ( APIENTRY * qglEnableClientState )(GLenum array);\r
-void ( APIENTRY * qglEnd )(void);\r
-void ( APIENTRY * qglEndList )(void);\r
-void ( APIENTRY * qglEvalCoord1d )(GLdouble u);\r
-void ( APIENTRY * qglEvalCoord1dv )(const GLdouble *u);\r
-void ( APIENTRY * qglEvalCoord1f )(GLfloat u);\r
-void ( APIENTRY * qglEvalCoord1fv )(const GLfloat *u);\r
-void ( APIENTRY * qglEvalCoord2d )(GLdouble u, GLdouble v);\r
-void ( APIENTRY * qglEvalCoord2dv )(const GLdouble *u);\r
-void ( APIENTRY * qglEvalCoord2f )(GLfloat u, GLfloat v);\r
-void ( APIENTRY * qglEvalCoord2fv )(const GLfloat *u);\r
-void ( APIENTRY * qglEvalMesh1 )(GLenum mode, GLint i1, GLint i2);\r
-void ( APIENTRY * qglEvalMesh2 )(GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2);\r
-void ( APIENTRY * qglEvalPoint1 )(GLint i);\r
-void ( APIENTRY * qglEvalPoint2 )(GLint i, GLint j);\r
-void ( APIENTRY * qglFeedbackBuffer )(GLsizei size, GLenum type, GLfloat *buffer);\r
-void ( APIENTRY * qglFinish )(void);\r
-void ( APIENTRY * qglFlush )(void);\r
-void ( APIENTRY * qglFogf )(GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglFogfv )(GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglFogi )(GLenum pname, GLint param);\r
-void ( APIENTRY * qglFogiv )(GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglFrontFace )(GLenum mode);\r
-void ( APIENTRY * qglFrustum )(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar);\r
-GLuint ( APIENTRY * qglGenLists )(GLsizei range);\r
-void ( APIENTRY * qglGenTextures )(GLsizei n, GLuint *textures);\r
-void ( APIENTRY * qglGetBooleanv )(GLenum pname, GLboolean *params);\r
-void ( APIENTRY * qglGetClipPlane )(GLenum plane, GLdouble *equation);\r
-void ( APIENTRY * qglGetDoublev )(GLenum pname, GLdouble *params);\r
-GLenum ( APIENTRY * qglGetError )(void);\r
-void ( APIENTRY * qglGetFloatv )(GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetIntegerv )(GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetLightfv )(GLenum light, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetLightiv )(GLenum light, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetMapdv )(GLenum target, GLenum query, GLdouble *v);\r
-void ( APIENTRY * qglGetMapfv )(GLenum target, GLenum query, GLfloat *v);\r
-void ( APIENTRY * qglGetMapiv )(GLenum target, GLenum query, GLint *v);\r
-void ( APIENTRY * qglGetMaterialfv )(GLenum face, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetMaterialiv )(GLenum face, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetPixelMapfv )(GLenum map, GLfloat *values);\r
-void ( APIENTRY * qglGetPixelMapuiv )(GLenum map, GLuint *values);\r
-void ( APIENTRY * qglGetPixelMapusv )(GLenum map, GLushort *values);\r
-void ( APIENTRY * qglGetPointerv )(GLenum pname, GLvoid* *params);\r
-void ( APIENTRY * qglGetPolygonStipple )(GLubyte *mask);\r
-const GLubyte * ( APIENTRY * qglGetString )(GLenum name);\r
-void ( APIENTRY * qglGetTexEnvfv )(GLenum target, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetTexEnviv )(GLenum target, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetTexGendv )(GLenum coord, GLenum pname, GLdouble *params);\r
-void ( APIENTRY * qglGetTexGenfv )(GLenum coord, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetTexGeniv )(GLenum coord, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetTexImage )(GLenum target, GLint level, GLenum format, GLenum type, GLvoid *pixels);\r
-void ( APIENTRY * qglGetTexLevelParameterfv )(GLenum target, GLint level, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetTexLevelParameteriv )(GLenum target, GLint level, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglGetTexParameterfv )(GLenum target, GLenum pname, GLfloat *params);\r
-void ( APIENTRY * qglGetTexParameteriv )(GLenum target, GLenum pname, GLint *params);\r
-void ( APIENTRY * qglHint )(GLenum target, GLenum mode);\r
-void ( APIENTRY * qglIndexMask )(GLuint mask);\r
-void ( APIENTRY * qglIndexPointer )(GLenum type, GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglIndexd )(GLdouble c);\r
-void ( APIENTRY * qglIndexdv )(const GLdouble *c);\r
-void ( APIENTRY * qglIndexf )(GLfloat c);\r
-void ( APIENTRY * qglIndexfv )(const GLfloat *c);\r
-void ( APIENTRY * qglIndexi )(GLint c);\r
-void ( APIENTRY * qglIndexiv )(const GLint *c);\r
-void ( APIENTRY * qglIndexs )(GLshort c);\r
-void ( APIENTRY * qglIndexsv )(const GLshort *c);\r
-void ( APIENTRY * qglIndexub )(GLubyte c);\r
-void ( APIENTRY * qglIndexubv )(const GLubyte *c);\r
-void ( APIENTRY * qglInitNames )(void);\r
-void ( APIENTRY * qglInterleavedArrays )(GLenum format, GLsizei stride, const GLvoid *pointer);\r
-GLboolean ( APIENTRY * qglIsEnabled )(GLenum cap);\r
-GLboolean ( APIENTRY * qglIsList )(GLuint list);\r
-GLboolean ( APIENTRY * qglIsTexture )(GLuint texture);\r
-void ( APIENTRY * qglLightModelf )(GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglLightModelfv )(GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglLightModeli )(GLenum pname, GLint param);\r
-void ( APIENTRY * qglLightModeliv )(GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglLightf )(GLenum light, GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglLightfv )(GLenum light, GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglLighti )(GLenum light, GLenum pname, GLint param);\r
-void ( APIENTRY * qglLightiv )(GLenum light, GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglLineStipple )(GLint factor, GLushort pattern);\r
-void ( APIENTRY * qglLineWidth )(GLfloat width);\r
-void ( APIENTRY * qglListBase )(GLuint base);\r
-void ( APIENTRY * qglLoadIdentity )(void);\r
-void ( APIENTRY * qglLoadMatrixd )(const GLdouble *m);\r
-void ( APIENTRY * qglLoadMatrixf )(const GLfloat *m);\r
-void ( APIENTRY * qglLoadName )(GLuint name);\r
-void ( APIENTRY * qglLogicOp )(GLenum opcode);\r
-void ( APIENTRY * qglMap1d )(GLenum target, GLdouble u1, GLdouble u2, GLint stride, GLint order, const GLdouble *points);\r
-void ( APIENTRY * qglMap1f )(GLenum target, GLfloat u1, GLfloat u2, GLint stride, GLint order, const GLfloat *points);\r
-void ( APIENTRY * qglMap2d )(GLenum target, GLdouble u1, GLdouble u2, GLint ustride, GLint uorder, GLdouble v1, GLdouble v2, GLint vstride, GLint vorder, const GLdouble *points);\r
-void ( APIENTRY * qglMap2f )(GLenum target, GLfloat u1, GLfloat u2, GLint ustride, GLint uorder, GLfloat v1, GLfloat v2, GLint vstride, GLint vorder, const GLfloat *points);\r
-void ( APIENTRY * qglMapGrid1d )(GLint un, GLdouble u1, GLdouble u2);\r
-void ( APIENTRY * qglMapGrid1f )(GLint un, GLfloat u1, GLfloat u2);\r
-void ( APIENTRY * qglMapGrid2d )(GLint un, GLdouble u1, GLdouble u2, GLint vn, GLdouble v1, GLdouble v2);\r
-void ( APIENTRY * qglMapGrid2f )(GLint un, GLfloat u1, GLfloat u2, GLint vn, GLfloat v1, GLfloat v2);\r
-void ( APIENTRY * qglMaterialf )(GLenum face, GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglMaterialfv )(GLenum face, GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglMateriali )(GLenum face, GLenum pname, GLint param);\r
-void ( APIENTRY * qglMaterialiv )(GLenum face, GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglMatrixMode )(GLenum mode);\r
-void ( APIENTRY * qglMultMatrixd )(const GLdouble *m);\r
-void ( APIENTRY * qglMultMatrixf )(const GLfloat *m);\r
-void ( APIENTRY * qglNewList )(GLuint list, GLenum mode);\r
-void ( APIENTRY * qglNormal3b )(GLbyte nx, GLbyte ny, GLbyte nz);\r
-void ( APIENTRY * qglNormal3bv )(const GLbyte *v);\r
-void ( APIENTRY * qglNormal3d )(GLdouble nx, GLdouble ny, GLdouble nz);\r
-void ( APIENTRY * qglNormal3dv )(const GLdouble *v);\r
-void ( APIENTRY * qglNormal3f )(GLfloat nx, GLfloat ny, GLfloat nz);\r
-void ( APIENTRY * qglNormal3fv )(const GLfloat *v);\r
-void ( APIENTRY * qglNormal3i )(GLint nx, GLint ny, GLint nz);\r
-void ( APIENTRY * qglNormal3iv )(const GLint *v);\r
-void ( APIENTRY * qglNormal3s )(GLshort nx, GLshort ny, GLshort nz);\r
-void ( APIENTRY * qglNormal3sv )(const GLshort *v);\r
-void ( APIENTRY * qglNormalPointer )(GLenum type, GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglOrtho )(GLdouble left, GLdouble right, GLdouble bottom, GLdouble top, GLdouble zNear, GLdouble zFar);\r
-void ( APIENTRY * qglPassThrough )(GLfloat token);\r
-void ( APIENTRY * qglPixelMapfv )(GLenum map, GLsizei mapsize, const GLfloat *values);\r
-void ( APIENTRY * qglPixelMapuiv )(GLenum map, GLsizei mapsize, const GLuint *values);\r
-void ( APIENTRY * qglPixelMapusv )(GLenum map, GLsizei mapsize, const GLushort *values);\r
-void ( APIENTRY * qglPixelStoref )(GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglPixelStorei )(GLenum pname, GLint param);\r
-void ( APIENTRY * qglPixelTransferf )(GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglPixelTransferi )(GLenum pname, GLint param);\r
-void ( APIENTRY * qglPixelZoom )(GLfloat xfactor, GLfloat yfactor);\r
-void ( APIENTRY * qglPointSize )(GLfloat size);\r
-void ( APIENTRY * qglPolygonMode )(GLenum face, GLenum mode);\r
-void ( APIENTRY * qglPolygonOffset )(GLfloat factor, GLfloat units);\r
-void ( APIENTRY * qglPolygonStipple )(const GLubyte *mask);\r
-void ( APIENTRY * qglPopAttrib )(void);\r
-void ( APIENTRY * qglPopClientAttrib )(void);\r
-void ( APIENTRY * qglPopMatrix )(void);\r
-void ( APIENTRY * qglPopName )(void);\r
-void ( APIENTRY * qglPrioritizeTextures )(GLsizei n, const GLuint *textures, const GLclampf *priorities);\r
-void ( APIENTRY * qglPushAttrib )(GLbitfield mask);\r
-void ( APIENTRY * qglPushClientAttrib )(GLbitfield mask);\r
-void ( APIENTRY * qglPushMatrix )(void);\r
-void ( APIENTRY * qglPushName )(GLuint name);\r
-void ( APIENTRY * qglRasterPos2d )(GLdouble x, GLdouble y);\r
-void ( APIENTRY * qglRasterPos2dv )(const GLdouble *v);\r
-void ( APIENTRY * qglRasterPos2f )(GLfloat x, GLfloat y);\r
-void ( APIENTRY * qglRasterPos2fv )(const GLfloat *v);\r
-void ( APIENTRY * qglRasterPos2i )(GLint x, GLint y);\r
-void ( APIENTRY * qglRasterPos2iv )(const GLint *v);\r
-void ( APIENTRY * qglRasterPos2s )(GLshort x, GLshort y);\r
-void ( APIENTRY * qglRasterPos2sv )(const GLshort *v);\r
-void ( APIENTRY * qglRasterPos3d )(GLdouble x, GLdouble y, GLdouble z);\r
-void ( APIENTRY * qglRasterPos3dv )(const GLdouble *v);\r
-void ( APIENTRY * qglRasterPos3f )(GLfloat x, GLfloat y, GLfloat z);\r
-void ( APIENTRY * qglRasterPos3fv )(const GLfloat *v);\r
-void ( APIENTRY * qglRasterPos3i )(GLint x, GLint y, GLint z);\r
-void ( APIENTRY * qglRasterPos3iv )(const GLint *v);\r
-void ( APIENTRY * qglRasterPos3s )(GLshort x, GLshort y, GLshort z);\r
-void ( APIENTRY * qglRasterPos3sv )(const GLshort *v);\r
-void ( APIENTRY * qglRasterPos4d )(GLdouble x, GLdouble y, GLdouble z, GLdouble w);\r
-void ( APIENTRY * qglRasterPos4dv )(const GLdouble *v);\r
-void ( APIENTRY * qglRasterPos4f )(GLfloat x, GLfloat y, GLfloat z, GLfloat w);\r
-void ( APIENTRY * qglRasterPos4fv )(const GLfloat *v);\r
-void ( APIENTRY * qglRasterPos4i )(GLint x, GLint y, GLint z, GLint w);\r
-void ( APIENTRY * qglRasterPos4iv )(const GLint *v);\r
-void ( APIENTRY * qglRasterPos4s )(GLshort x, GLshort y, GLshort z, GLshort w);\r
-void ( APIENTRY * qglRasterPos4sv )(const GLshort *v);\r
-void ( APIENTRY * qglReadBuffer )(GLenum mode);\r
-void ( APIENTRY * qglReadPixels )(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid *pixels);\r
-void ( APIENTRY * qglRectd )(GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2);\r
-void ( APIENTRY * qglRectdv )(const GLdouble *v1, const GLdouble *v2);\r
-void ( APIENTRY * qglRectf )(GLfloat x1, GLfloat y1, GLfloat x2, GLfloat y2);\r
-void ( APIENTRY * qglRectfv )(const GLfloat *v1, const GLfloat *v2);\r
-void ( APIENTRY * qglRecti )(GLint x1, GLint y1, GLint x2, GLint y2);\r
-void ( APIENTRY * qglRectiv )(const GLint *v1, const GLint *v2);\r
-void ( APIENTRY * qglRects )(GLshort x1, GLshort y1, GLshort x2, GLshort y2);\r
-void ( APIENTRY * qglRectsv )(const GLshort *v1, const GLshort *v2);\r
-GLint ( APIENTRY * qglRenderMode )(GLenum mode);\r
-void ( APIENTRY * qglRotated )(GLdouble angle, GLdouble x, GLdouble y, GLdouble z);\r
-void ( APIENTRY * qglRotatef )(GLfloat angle, GLfloat x, GLfloat y, GLfloat z);\r
-void ( APIENTRY * qglScaled )(GLdouble x, GLdouble y, GLdouble z);\r
-void ( APIENTRY * qglScalef )(GLfloat x, GLfloat y, GLfloat z);\r
-void ( APIENTRY * qglScissor )(GLint x, GLint y, GLsizei width, GLsizei height);\r
-void ( APIENTRY * qglSelectBuffer )(GLsizei size, GLuint *buffer);\r
-void ( APIENTRY * qglShadeModel )(GLenum mode);\r
-void ( APIENTRY * qglStencilFunc )(GLenum func, GLint ref, GLuint mask);\r
-void ( APIENTRY * qglStencilMask )(GLuint mask);\r
-void ( APIENTRY * qglStencilOp )(GLenum fail, GLenum zfail, GLenum zpass);\r
-void ( APIENTRY * qglTexCoord1d )(GLdouble s);\r
-void ( APIENTRY * qglTexCoord1dv )(const GLdouble *v);\r
-void ( APIENTRY * qglTexCoord1f )(GLfloat s);\r
-void ( APIENTRY * qglTexCoord1fv )(const GLfloat *v);\r
-void ( APIENTRY * qglTexCoord1i )(GLint s);\r
-void ( APIENTRY * qglTexCoord1iv )(const GLint *v);\r
-void ( APIENTRY * qglTexCoord1s )(GLshort s);\r
-void ( APIENTRY * qglTexCoord1sv )(const GLshort *v);\r
-void ( APIENTRY * qglTexCoord2d )(GLdouble s, GLdouble t);\r
-void ( APIENTRY * qglTexCoord2dv )(const GLdouble *v);\r
-void ( APIENTRY * qglTexCoord2f )(GLfloat s, GLfloat t);\r
-void ( APIENTRY * qglTexCoord2fv )(const GLfloat *v);\r
-void ( APIENTRY * qglTexCoord2i )(GLint s, GLint t);\r
-void ( APIENTRY * qglTexCoord2iv )(const GLint *v);\r
-void ( APIENTRY * qglTexCoord2s )(GLshort s, GLshort t);\r
-void ( APIENTRY * qglTexCoord2sv )(const GLshort *v);\r
-void ( APIENTRY * qglTexCoord3d )(GLdouble s, GLdouble t, GLdouble r);\r
-void ( APIENTRY * qglTexCoord3dv )(const GLdouble *v);\r
-void ( APIENTRY * qglTexCoord3f )(GLfloat s, GLfloat t, GLfloat r);\r
-void ( APIENTRY * qglTexCoord3fv )(const GLfloat *v);\r
-void ( APIENTRY * qglTexCoord3i )(GLint s, GLint t, GLint r);\r
-void ( APIENTRY * qglTexCoord3iv )(const GLint *v);\r
-void ( APIENTRY * qglTexCoord3s )(GLshort s, GLshort t, GLshort r);\r
-void ( APIENTRY * qglTexCoord3sv )(const GLshort *v);\r
-void ( APIENTRY * qglTexCoord4d )(GLdouble s, GLdouble t, GLdouble r, GLdouble q);\r
-void ( APIENTRY * qglTexCoord4dv )(const GLdouble *v);\r
-void ( APIENTRY * qglTexCoord4f )(GLfloat s, GLfloat t, GLfloat r, GLfloat q);\r
-void ( APIENTRY * qglTexCoord4fv )(const GLfloat *v);\r
-void ( APIENTRY * qglTexCoord4i )(GLint s, GLint t, GLint r, GLint q);\r
-void ( APIENTRY * qglTexCoord4iv )(const GLint *v);\r
-void ( APIENTRY * qglTexCoord4s )(GLshort s, GLshort t, GLshort r, GLshort q);\r
-void ( APIENTRY * qglTexCoord4sv )(const GLshort *v);\r
-void ( APIENTRY * qglTexCoordPointer )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglTexEnvf )(GLenum target, GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglTexEnvfv )(GLenum target, GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglTexEnvi )(GLenum target, GLenum pname, GLint param);\r
-void ( APIENTRY * qglTexEnviv )(GLenum target, GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglTexGend )(GLenum coord, GLenum pname, GLdouble param);\r
-void ( APIENTRY * qglTexGendv )(GLenum coord, GLenum pname, const GLdouble *params);\r
-void ( APIENTRY * qglTexGenf )(GLenum coord, GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglTexGenfv )(GLenum coord, GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglTexGeni )(GLenum coord, GLenum pname, GLint param);\r
-void ( APIENTRY * qglTexGeniv )(GLenum coord, GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglTexImage1D )(GLenum target, GLint level, GLint internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);\r
-void ( APIENTRY * qglTexImage2D )(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);\r
-void ( APIENTRY * qglTexParameterf )(GLenum target, GLenum pname, GLfloat param);\r
-void ( APIENTRY * qglTexParameterfv )(GLenum target, GLenum pname, const GLfloat *params);\r
-void ( APIENTRY * qglTexParameteri )(GLenum target, GLenum pname, GLint param);\r
-void ( APIENTRY * qglTexParameteriv )(GLenum target, GLenum pname, const GLint *params);\r
-void ( APIENTRY * qglTexSubImage1D )(GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLenum type, const GLvoid *pixels);\r
-void ( APIENTRY * qglTexSubImage2D )(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type, const GLvoid *pixels);\r
-void ( APIENTRY * qglTranslated )(GLdouble x, GLdouble y, GLdouble z);\r
-void ( APIENTRY * qglTranslatef )(GLfloat x, GLfloat y, GLfloat z);\r
-void ( APIENTRY * qglVertex2d )(GLdouble x, GLdouble y);\r
-void ( APIENTRY * qglVertex2dv )(const GLdouble *v);\r
-void ( APIENTRY * qglVertex2f )(GLfloat x, GLfloat y);\r
-void ( APIENTRY * qglVertex2fv )(const GLfloat *v);\r
-void ( APIENTRY * qglVertex2i )(GLint x, GLint y);\r
-void ( APIENTRY * qglVertex2iv )(const GLint *v);\r
-void ( APIENTRY * qglVertex2s )(GLshort x, GLshort y);\r
-void ( APIENTRY * qglVertex2sv )(const GLshort *v);\r
-void ( APIENTRY * qglVertex3d )(GLdouble x, GLdouble y, GLdouble z);\r
-void ( APIENTRY * qglVertex3dv )(const GLdouble *v);\r
-void ( APIENTRY * qglVertex3f )(GLfloat x, GLfloat y, GLfloat z);\r
-void ( APIENTRY * qglVertex3fv )(const GLfloat *v);\r
-void ( APIENTRY * qglVertex3i )(GLint x, GLint y, GLint z);\r
-void ( APIENTRY * qglVertex3iv )(const GLint *v);\r
-void ( APIENTRY * qglVertex3s )(GLshort x, GLshort y, GLshort z);\r
-void ( APIENTRY * qglVertex3sv )(const GLshort *v);\r
-void ( APIENTRY * qglVertex4d )(GLdouble x, GLdouble y, GLdouble z, GLdouble w);\r
-void ( APIENTRY * qglVertex4dv )(const GLdouble *v);\r
-void ( APIENTRY * qglVertex4f )(GLfloat x, GLfloat y, GLfloat z, GLfloat w);\r
-void ( APIENTRY * qglVertex4fv )(const GLfloat *v);\r
-void ( APIENTRY * qglVertex4i )(GLint x, GLint y, GLint z, GLint w);\r
-void ( APIENTRY * qglVertex4iv )(const GLint *v);\r
-void ( APIENTRY * qglVertex4s )(GLshort x, GLshort y, GLshort z, GLshort w);\r
-void ( APIENTRY * qglVertex4sv )(const GLshort *v);\r
-void ( APIENTRY * qglVertexPointer )(GLint size, GLenum type, GLsizei stride, const GLvoid *pointer);\r
-void ( APIENTRY * qglViewport )(GLint x, GLint y, GLsizei width, GLsizei height);\r
-\r
-void ( APIENTRY * qglPointParameterfEXT)( GLenum param, GLfloat value );\r
-void ( APIENTRY * qglPointParameterfvEXT)( GLenum param, const GLfloat *value );\r
-void ( APIENTRY * qglColorTableEXT)( int, int, int, int, int, const void * );\r
-void ( APIENTRY * qglSelectTextureSGIS)( GLenum );\r
-void ( APIENTRY * qglMTexCoord2fSGIS)( GLenum, GLfloat, GLfloat );\r
-\r
-void ( APIENTRY * qglActiveTextureARB) (GLenum texture);\r
-void ( APIENTRY * qglClientActiveTextureARB) (GLenum texture);\r
-void ( APIENTRY * qglMultiTexCoord1dARB) (GLenum target, GLdouble s);\r
-void ( APIENTRY * qglMultiTexCoord1dvARB) (GLenum target, const GLdouble *v);\r
-void ( APIENTRY * qglMultiTexCoord1fARB) (GLenum target, GLfloat s);\r
-void ( APIENTRY * qglMultiTexCoord1fvARB) (GLenum target, const GLfloat *v);\r
-void ( APIENTRY * qglMultiTexCoord1iARB) (GLenum target, GLint s);\r
-void ( APIENTRY * qglMultiTexCoord1ivARB) (GLenum target, const GLint *v);\r
-void ( APIENTRY * qglMultiTexCoord1sARB) (GLenum target, GLshort s);\r
-void ( APIENTRY * qglMultiTexCoord1svARB) (GLenum target, const GLshort *v);\r
-void ( APIENTRY * qglMultiTexCoord2dARB) (GLenum target, GLdouble s);\r
-void ( APIENTRY * qglMultiTexCoord2dvARB) (GLenum target, const GLdouble *v);\r
-void ( APIENTRY * qglMultiTexCoord2fARB) (GLenum target, GLfloat s);\r
-void ( APIENTRY * qglMultiTexCoord2fvARB) (GLenum target, const GLfloat *v);\r
-void ( APIENTRY * qglMultiTexCoord2iARB) (GLenum target, GLint s);\r
-void ( APIENTRY * qglMultiTexCoord2ivARB) (GLenum target, const GLint *v);\r
-void ( APIENTRY * qglMultiTexCoord2sARB) (GLenum target, GLshort s);\r
-void ( APIENTRY * qglMultiTexCoord2svARB) (GLenum target, const GLshort *v);\r
-void ( APIENTRY * qglMultiTexCoord3dARB) (GLenum target, GLdouble s);\r
-void ( APIENTRY * qglMultiTexCoord3dvARB) (GLenum target, const GLdouble *v);\r
-void ( APIENTRY * qglMultiTexCoord3fARB) (GLenum target, GLfloat s);\r
-void ( APIENTRY * qglMultiTexCoord3fvARB) (GLenum target, const GLfloat *v);\r
-void ( APIENTRY * qglMultiTexCoord3iARB) (GLenum target, GLint s);\r
-void ( APIENTRY * qglMultiTexCoord3ivARB) (GLenum target, const GLint *v);\r
-void ( APIENTRY * qglMultiTexCoord3sARB) (GLenum target, GLshort s);\r
-void ( APIENTRY * qglMultiTexCoord3svARB) (GLenum target, const GLshort *v);\r
-void ( APIENTRY * qglMultiTexCoord4dARB) (GLenum target, GLdouble s);\r
-void ( APIENTRY * qglMultiTexCoord4dvARB) (GLenum target, const GLdouble *v);\r
-void ( APIENTRY * qglMultiTexCoord4fARB) (GLenum target, GLfloat s);\r
-void ( APIENTRY * qglMultiTexCoord4fvARB) (GLenum target, const GLfloat *v);\r
-void ( APIENTRY * qglMultiTexCoord4iARB) (GLenum target, GLint s);\r
-void ( APIENTRY * qglMultiTexCoord4ivARB) (GLenum target, const GLint *v);\r
-void ( APIENTRY * qglMultiTexCoord4sARB) (GLenum target, GLshort s);\r
-void ( APIENTRY * qglMultiTexCoord4svARB) (GLenum target, const GLshort *v);\r
-\r
-// glu stuff\r
-void (APIENTRY * qgluPerspective) (GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar);\r
-int (APIENTRY * qgluBuild2DMipmaps) (GLenum target, GLint components, GLint width, GLint height, GLenum format, GLenum type, const void *data);\r
-// added for plugins\r
-void (APIENTRY * qgluLookAt)(\r
- GLdouble eyex,\r
- GLdouble eyey,\r
- GLdouble eyez,\r
- GLdouble centerx,\r
- GLdouble centery,\r
- GLdouble centerz,\r
- GLdouble upx,\r
- GLdouble upy,\r
- GLdouble upz);\r
-const GLubyte* (APIENTRY * qgluErrorString) (GLenum errCode );\r
-\r
-/*\r
-** QGL_Shutdown\r
-**\r
-** Unloads the specified DLL then nulls out all the proc pointers.\r
-*/\r
-void QGL_Shutdown()\r
-{\r
- Sys_Printf("Shutting down GL ...");\r
-\r
- if (g_hGLDLL)\r
- {\r
-#ifdef _WIN32\r
- FreeLibrary(g_hGLDLL);\r
-#endif\r
-\r
-//#if defined (__linux__) || defined (__APPLE__)\r
-// dlclose (g_hGLDLL);\r
-//#endif\r
-\r
- g_hGLDLL = NULL;\r
- }\r
-\r
- Sys_Printf("Done.\n");\r
-\r
- qglAccum = NULL;\r
- qglAlphaFunc = NULL;\r
- qglAreTexturesResident = NULL;\r
- qglArrayElement = NULL;\r
- qglBegin = NULL;\r
- qglBindTexture = NULL;\r
- qglBitmap = NULL;\r
- qglBlendFunc = NULL;\r
- qglCallList = NULL;\r
- qglCallLists = NULL;\r
- qglClear = NULL;\r
- qglClearAccum = NULL;\r
- qglClearColor = NULL;\r
- qglClearDepth = NULL;\r
- qglClearIndex = NULL;\r
- qglClearStencil = NULL;\r
- qglClipPlane = NULL;\r
- qglColor3b = NULL;\r
- qglColor3bv = NULL;\r
- qglColor3d = NULL;\r
- qglColor3dv = NULL;\r
- qglColor3f = NULL;\r
- qglColor3fv = NULL;\r
- qglColor3i = NULL;\r
- qglColor3iv = NULL;\r
- qglColor3s = NULL;\r
- qglColor3sv = NULL;\r
- qglColor3ub = NULL;\r
- qglColor3ubv = NULL;\r
- qglColor3ui = NULL;\r
- qglColor3uiv = NULL;\r
- qglColor3us = NULL;\r
- qglColor3usv = NULL;\r
- qglColor4b = NULL;\r
- qglColor4bv = NULL;\r
- qglColor4d = NULL;\r
- qglColor4dv = NULL;\r
- qglColor4f = NULL;\r
- qglColor4fv = NULL;\r
- qglColor4i = NULL;\r
- qglColor4iv = NULL;\r
- qglColor4s = NULL;\r
- qglColor4sv = NULL;\r
- qglColor4ub = NULL;\r
- qglColor4ubv = NULL;\r
- qglColor4ui = NULL;\r
- qglColor4uiv = NULL;\r
- qglColor4us = NULL;\r
- qglColor4usv = NULL;\r
- qglColorMask = NULL;\r
- qglColorMaterial = NULL;\r
- qglColorPointer = NULL;\r
- qglCopyPixels = NULL;\r
- qglCopyTexImage1D = NULL;\r
- qglCopyTexImage2D = NULL;\r
- qglCopyTexSubImage1D = NULL;\r
- qglCopyTexSubImage2D = NULL;\r
- qglCullFace = NULL;\r
- qglDeleteLists = NULL;\r
- qglDeleteTextures = NULL;\r
- qglDepthFunc = NULL;\r
- qglDepthMask = NULL;\r
- qglDepthRange = NULL;\r
- qglDisable = NULL;\r
- qglDisableClientState = NULL;\r
- qglDrawArrays = NULL;\r
- qglDrawBuffer = NULL;\r
- qglDrawElements = NULL;\r
- qglDrawPixels = NULL;\r
- qglEdgeFlag = NULL;\r
- qglEdgeFlagPointer = NULL;\r
- qglEdgeFlagv = NULL;\r
- qglEnable = NULL;\r
- qglEnableClientState = NULL;\r
- qglEnd = NULL;\r
- qglEndList = NULL;\r
- qglEvalCoord1d = NULL;\r
- qglEvalCoord1dv = NULL;\r
- qglEvalCoord1f = NULL;\r
- qglEvalCoord1fv = NULL;\r
- qglEvalCoord2d = NULL;\r
- qglEvalCoord2dv = NULL;\r
- qglEvalCoord2f = NULL;\r
- qglEvalCoord2fv = NULL;\r
- qglEvalMesh1 = NULL;\r
- qglEvalMesh2 = NULL;\r
- qglEvalPoint1 = NULL;\r
- qglEvalPoint2 = NULL;\r
- qglFeedbackBuffer = NULL;\r
- qglFinish = NULL;\r
- qglFlush = NULL;\r
- qglFogf = NULL;\r
- qglFogfv = NULL;\r
- qglFogi = NULL;\r
- qglFogiv = NULL;\r
- qglFrontFace = NULL;\r
- qglFrustum = NULL;\r
- qglGenLists = NULL;\r
- qglGenTextures = NULL;\r
- qglGetBooleanv = NULL;\r
- qglGetClipPlane = NULL;\r
- qglGetDoublev = NULL;\r
- qglGetError = NULL;\r
- qglGetFloatv = NULL;\r
- qglGetIntegerv = NULL;\r
- qglGetLightfv = NULL;\r
- qglGetLightiv = NULL;\r
- qglGetMapdv = NULL;\r
- qglGetMapfv = NULL;\r
- qglGetMapiv = NULL;\r
- qglGetMaterialfv = NULL;\r
- qglGetMaterialiv = NULL;\r
- qglGetPixelMapfv = NULL;\r
- qglGetPixelMapuiv = NULL;\r
- qglGetPixelMapusv = NULL;\r
- qglGetPointerv = NULL;\r
- qglGetPolygonStipple = NULL;\r
- qglGetString = NULL;\r
- qglGetTexEnvfv = NULL;\r
- qglGetTexEnviv = NULL;\r
- qglGetTexGendv = NULL;\r
- qglGetTexGenfv = NULL;\r
- qglGetTexGeniv = NULL;\r
- qglGetTexImage = NULL;\r
- qglGetTexLevelParameterfv = NULL;\r
- qglGetTexLevelParameteriv = NULL;\r
- qglGetTexParameterfv = NULL;\r
- qglGetTexParameteriv = NULL;\r
- qglHint = NULL;\r
- qglIndexMask = NULL;\r
- qglIndexPointer = NULL;\r
- qglIndexd = NULL;\r
- qglIndexdv = NULL;\r
- qglIndexf = NULL;\r
- qglIndexfv = NULL;\r
- qglIndexi = NULL;\r
- qglIndexiv = NULL;\r
- qglIndexs = NULL;\r
- qglIndexsv = NULL;\r
- qglIndexub = NULL;\r
- qglIndexubv = NULL;\r
- qglInitNames = NULL;\r
- qglInterleavedArrays = NULL;\r
- qglIsEnabled = NULL;\r
- qglIsList = NULL;\r
- qglIsTexture = NULL;\r
- qglLightModelf = NULL;\r
- qglLightModelfv = NULL;\r
- qglLightModeli = NULL;\r
- qglLightModeliv = NULL;\r
- qglLightf = NULL;\r
- qglLightfv = NULL;\r
- qglLighti = NULL;\r
- qglLightiv = NULL;\r
- qglLineStipple = NULL;\r
- qglLineWidth = NULL;\r
- qglListBase = NULL;\r
- qglLoadIdentity = NULL;\r
- qglLoadMatrixd = NULL;\r
- qglLoadMatrixf = NULL;\r
- qglLoadName = NULL;\r
- qglLogicOp = NULL;\r
- qglMap1d = NULL;\r
- qglMap1f = NULL;\r
- qglMap2d = NULL;\r
- qglMap2f = NULL;\r
- qglMapGrid1d = NULL;\r
- qglMapGrid1f = NULL;\r
- qglMapGrid2d = NULL;\r
- qglMapGrid2f = NULL;\r
- qglMaterialf = NULL;\r
- qglMaterialfv = NULL;\r
- qglMateriali = NULL;\r
- qglMaterialiv = NULL;\r
- qglMatrixMode = NULL;\r
- qglMultMatrixd = NULL;\r
- qglMultMatrixf = NULL;\r
- qglNewList = NULL;\r
- qglNormal3b = NULL;\r
- qglNormal3bv = NULL;\r
- qglNormal3d = NULL;\r
- qglNormal3dv = NULL;\r
- qglNormal3f = NULL;\r
- qglNormal3fv = NULL;\r
- qglNormal3i = NULL;\r
- qglNormal3iv = NULL;\r
- qglNormal3s = NULL;\r
- qglNormal3sv = NULL;\r
- qglNormalPointer = NULL;\r
- qglOrtho = NULL;\r
- qglPassThrough = NULL;\r
- qglPixelMapfv = NULL;\r
- qglPixelMapuiv = NULL;\r
- qglPixelMapusv = NULL;\r
- qglPixelStoref = NULL;\r
- qglPixelStorei = NULL;\r
- qglPixelTransferf = NULL;\r
- qglPixelTransferi = NULL;\r
- qglPixelZoom = NULL;\r
- qglPointSize = NULL;\r
- qglPolygonMode = NULL;\r
- qglPolygonOffset = NULL;\r
- qglPolygonStipple = NULL;\r
- qglPopAttrib = NULL;\r
- qglPopClientAttrib = NULL;\r
- qglPopMatrix = NULL;\r
- qglPopName = NULL;\r
- qglPrioritizeTextures = NULL;\r
- qglPushAttrib = NULL;\r
- qglPushClientAttrib = NULL;\r
- qglPushMatrix = NULL;\r
- qglPushName = NULL;\r
- qglRasterPos2d = NULL;\r
- qglRasterPos2dv = NULL;\r
- qglRasterPos2f = NULL;\r
- qglRasterPos2fv = NULL;\r
- qglRasterPos2i = NULL;\r
- qglRasterPos2iv = NULL;\r
- qglRasterPos2s = NULL;\r
- qglRasterPos2sv = NULL;\r
- qglRasterPos3d = NULL;\r
- qglRasterPos3dv = NULL;\r
- qglRasterPos3f = NULL;\r
- qglRasterPos3fv = NULL;\r
- qglRasterPos3i = NULL;\r
- qglRasterPos3iv = NULL;\r
- qglRasterPos3s = NULL;\r
- qglRasterPos3sv = NULL;\r
- qglRasterPos4d = NULL;\r
- qglRasterPos4dv = NULL;\r
- qglRasterPos4f = NULL;\r
- qglRasterPos4fv = NULL;\r
- qglRasterPos4i = NULL;\r
- qglRasterPos4iv = NULL;\r
- qglRasterPos4s = NULL;\r
- qglRasterPos4sv = NULL;\r
- qglReadBuffer = NULL;\r
- qglReadPixels = NULL;\r
- qglRectd = NULL;\r
- qglRectdv = NULL;\r
- qglRectf = NULL;\r
- qglRectfv = NULL;\r
- qglRecti = NULL;\r
- qglRectiv = NULL;\r
- qglRects = NULL;\r
- qglRectsv = NULL;\r
- qglRenderMode = NULL;\r
- qglRotated = NULL;\r
- qglRotatef = NULL;\r
- qglScaled = NULL;\r
- qglScalef = NULL;\r
- qglScissor = NULL;\r
- qglSelectBuffer = NULL;\r
- qglShadeModel = NULL;\r
- qglStencilFunc = NULL;\r
- qglStencilMask = NULL;\r
- qglStencilOp = NULL;\r
- qglTexCoord1d = NULL;\r
- qglTexCoord1dv = NULL;\r
- qglTexCoord1f = NULL;\r
- qglTexCoord1fv = NULL;\r
- qglTexCoord1i = NULL;\r
- qglTexCoord1iv = NULL;\r
- qglTexCoord1s = NULL;\r
- qglTexCoord1sv = NULL;\r
- qglTexCoord2d = NULL;\r
- qglTexCoord2dv = NULL;\r
- qglTexCoord2f = NULL;\r
- qglTexCoord2fv = NULL;\r
- qglTexCoord2i = NULL;\r
- qglTexCoord2iv = NULL;\r
- qglTexCoord2s = NULL;\r
- qglTexCoord2sv = NULL;\r
- qglTexCoord3d = NULL;\r
- qglTexCoord3dv = NULL;\r
- qglTexCoord3f = NULL;\r
- qglTexCoord3fv = NULL;\r
- qglTexCoord3i = NULL;\r
- qglTexCoord3iv = NULL;\r
- qglTexCoord3s = NULL;\r
- qglTexCoord3sv = NULL;\r
- qglTexCoord4d = NULL;\r
- qglTexCoord4dv = NULL;\r
- qglTexCoord4f = NULL;\r
- qglTexCoord4fv = NULL;\r
- qglTexCoord4i = NULL;\r
- qglTexCoord4iv = NULL;\r
- qglTexCoord4s = NULL;\r
- qglTexCoord4sv = NULL;\r
- qglTexCoordPointer = NULL;\r
- qglTexEnvf = NULL;\r
- qglTexEnvfv = NULL;\r
- qglTexEnvi = NULL;\r
- qglTexEnviv = NULL;\r
- qglTexGend = NULL;\r
- qglTexGendv = NULL;\r
- qglTexGenf = NULL;\r
- qglTexGenfv = NULL;\r
- qglTexGeni = NULL;\r
- qglTexGeniv = NULL;\r
- qglTexImage1D = NULL;\r
- qglTexImage2D = NULL;\r
- qglTexParameterf = NULL;\r
- qglTexParameterfv = NULL;\r
- qglTexParameteri = NULL;\r
- qglTexParameteriv = NULL;\r
- qglTexSubImage1D = NULL;\r
- qglTexSubImage2D = NULL;\r
- qglTranslated = NULL;\r
- qglTranslatef = NULL;\r
- qglVertex2d = NULL;\r
- qglVertex2dv = NULL;\r
- qglVertex2f = NULL;\r
- qglVertex2fv = NULL;\r
- qglVertex2i = NULL;\r
- qglVertex2iv = NULL;\r
- qglVertex2s = NULL;\r
- qglVertex2sv = NULL;\r
- qglVertex3d = NULL;\r
- qglVertex3dv = NULL;\r
- qglVertex3f = NULL;\r
- qglVertex3fv = NULL;\r
- qglVertex3i = NULL;\r
- qglVertex3iv = NULL;\r
- qglVertex3s = NULL;\r
- qglVertex3sv = NULL;\r
- qglVertex4d = NULL;\r
- qglVertex4dv = NULL;\r
- qglVertex4f = NULL;\r
- qglVertex4fv = NULL;\r
- qglVertex4i = NULL;\r
- qglVertex4iv = NULL;\r
- qglVertex4s = NULL;\r
- qglVertex4sv = NULL;\r
- qglVertexPointer = NULL;\r
- qglViewport = NULL;\r
-\r
- qglActiveTextureARB = NULL;\r
- qglClientActiveTextureARB = NULL;\r
- qglMultiTexCoord1dARB = NULL;\r
- qglMultiTexCoord1dvARB = NULL;\r
- qglMultiTexCoord1fARB = NULL;\r
- qglMultiTexCoord1fvARB = NULL;\r
- qglMultiTexCoord1iARB = NULL;\r
- qglMultiTexCoord1ivARB = NULL;\r
- qglMultiTexCoord1sARB = NULL;\r
- qglMultiTexCoord1svARB = NULL;\r
- qglMultiTexCoord2dARB = NULL;\r
- qglMultiTexCoord2dvARB = NULL;\r
- qglMultiTexCoord2fARB = NULL;\r
- qglMultiTexCoord2fvARB = NULL;\r
- qglMultiTexCoord2iARB = NULL;\r
- qglMultiTexCoord2ivARB = NULL;\r
- qglMultiTexCoord2sARB = NULL;\r
- qglMultiTexCoord2svARB = NULL;\r
- qglMultiTexCoord3dARB = NULL;\r
- qglMultiTexCoord3dvARB = NULL;\r
- qglMultiTexCoord3fARB = NULL;\r
- qglMultiTexCoord3fvARB = NULL;\r
- qglMultiTexCoord3iARB = NULL;\r
- qglMultiTexCoord3ivARB = NULL;\r
- qglMultiTexCoord3sARB = NULL;\r
- qglMultiTexCoord3svARB = NULL;\r
- qglMultiTexCoord4dARB = NULL;\r
- qglMultiTexCoord4dvARB = NULL;\r
- qglMultiTexCoord4fARB = NULL;\r
- qglMultiTexCoord4fvARB = NULL;\r
- qglMultiTexCoord4iARB = NULL;\r
- qglMultiTexCoord4ivARB = NULL;\r
- qglMultiTexCoord4sARB = NULL;\r
- qglMultiTexCoord4svARB = NULL;\r
-\r
-#ifdef _WIN32\r
- qwglCopyContext = NULL;\r
- qwglCreateContext = NULL;\r
- qwglCreateLayerContext = NULL;\r
- qwglDeleteContext = NULL;\r
- qwglDescribeLayerPlane = NULL;\r
- qwglGetCurrentContext = NULL;\r
- qwglGetCurrentDC = NULL;\r
- qwglGetLayerPaletteEntries = NULL;\r
- qwglGetProcAddress = NULL;\r
- qwglMakeCurrent = NULL;\r
- qwglRealizeLayerPalette = NULL;\r
- qwglSetLayerPaletteEntries = NULL;\r
- qwglShareLists = NULL;\r
- qwglSwapLayerBuffers = NULL;\r
- qwglUseFontBitmaps = NULL;\r
- qwglUseFontOutlines = NULL;\r
-\r
- qwglChoosePixelFormat = NULL;\r
- qwglDescribePixelFormat = NULL;\r
- qwglGetPixelFormat = NULL;\r
- qwglSetPixelFormat = NULL;\r
- qwglSwapBuffers = NULL;\r
-\r
- qwglSwapIntervalEXT = NULL;\r
-\r
- qwglGetDeviceGammaRampEXT = NULL;\r
- qwglSetDeviceGammaRampEXT = NULL;\r
-#endif\r
-\r
-#if defined (__linux__) || defined (__APPLE__)\r
- qglXChooseVisual = NULL;\r
- qglXCreateContext = NULL;\r
- qglXDestroyContext = NULL;\r
- qglXMakeCurrent = NULL;\r
- qglXCopyContext = NULL;\r
- qglXSwapBuffers = NULL;\r
- qglXCreateGLXPixmap = NULL;\r
- qglXDestroyGLXPixmap = NULL;\r
- qglXQueryExtension = NULL;\r
- qglXQueryVersion = NULL;\r
- qglXIsDirect = NULL;\r
- qglXGetConfig = NULL;\r
- qglXGetCurrentContext = NULL;\r
- qglXGetCurrentDrawable = NULL;\r
- qglXWaitGL = NULL;\r
- qglXWaitX = NULL;\r
- qglXUseXFont = NULL;\r
- qglXGetProcAddressARB = NULL;\r
-#endif\r
-\r
- qgluPerspective = NULL;\r
- qgluBuild2DMipmaps = NULL;\r
- qgluErrorString = NULL;\r
- qgluLookAt = NULL;\r
-}\r
-\r
-/*\r
-** QGL_Init\r
-**\r
-** This is responsible for binding our qgl function pointers to \r
-** the appropriate GL stuff. In Windows this means doing a \r
-** LoadLibrary and a bunch of calls to GetProcAddress. On other\r
-** operating systems we need to do the right thing, whatever that\r
-** might be.\r
-** \r
-*/\r
-static int init_error;\r
-\r
-//static void* safe_dlsym (void *handle, char *symbol)\r
-//{\r
-//#ifdef _WIN32\r
-// return GetProcAddress (handle, symbol);\r
-//#endif\r
-\r
-//#if defined (__linux__) || defined (__APPLE__)\r
-// void* ret = dlsym (handle, symbol);\r
-// char *err = dlerror();\r
-// if (err)\r
-//{\r
-// init_error = 1;\r
-// printf ("Error loading OpenGL libraries: %s %s\n", err, symbol);\r
-// }\r
-// return ret;\r
-//#endif\r
-//}\r
-\r
-#include <math.h>\r
-#include <stdlib.h>\r
-#ifdef _WIN32\r
-#define M_PI 3.14159\r
-#endif\r
-\r
-void WINAPI gluLookAt2 (GLdouble ex, GLdouble ey, GLdouble ez, GLdouble cx, GLdouble cy, GLdouble cz,\r
- GLdouble ux, GLdouble uy, GLdouble uz)\r
-{\r
- GLdouble x[3], y[3], z[3] = { ex-cx, ey-cy, ez-cz };\r
- GLdouble inv;\r
-\r
- inv = sqrt (z[0]*z[0] + z[1]*z[1] + z[2]*z[2]);\r
- if (inv)\r
- {\r
- inv = 1.0/inv;\r
- z[0] *= inv;\r
- z[1] *= inv;\r
- z[2] *= inv;\r
- }\r
-\r
- x[0] = uy*z[2] - uz*z[1];\r
- x[1] = -ux*z[2] + uz*z[0];\r
- x[2] = ux*z[1] - uy*z[0];\r
-\r
- y[0] = z[1]*x[2] - z[2]*x[1];\r
- y[1] = -z[0]*x[2] + z[2]*x[0];\r
- y[2] = z[0]*x[1] - z[1]*x[0];\r
-\r
- inv = sqrt(x[0]*x[0] + x[1]*x[1] + x[2]*x[2]);\r
- if (inv)\r
- {\r
- x[0] *= inv;\r
- x[1] *= inv;\r
- x[2] *= inv;\r
- }\r
-\r
- inv = sqrt(y[0]*y[0] + y[1]*y[1] + y[2]*y[2]);\r
- if (inv)\r
- {\r
- y[0] *= inv;\r
- y[1] *= inv;\r
- y[2] *= inv;\r
- }\r
-\r
- {\r
- 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 };\r
- qglMultMatrixd(m);\r
- qglTranslated(-ex, -ey, -ez);\r
- }\r
-}\r
-\r
-void WINAPI gluPerspective2 (GLdouble fovy, GLdouble aspect, GLdouble zNear, GLdouble zFar)\r
-{\r
- GLdouble y = zNear * tan (fovy * M_PI / 360.0);\r
- qglFrustum (-y*aspect, y*aspect, -y, y, zNear, zFar);\r
-}\r
-\r
-static void* WINAPI ResizeImage (GLubyte* old_image, int srcw, int srch, int destw, int desth)\r
-{\r
- int i, j;\r
- float sx, sy;\r
-\r
- GLubyte* new_image = malloc (destw*desth*4*sizeof(GLubyte));\r
- if (new_image == NULL)\r
- return NULL;\r
-\r
- if (destw > 1)\r
- sx = (GLfloat) (srcw-1) / (GLfloat) (destw-1);\r
- else\r
- sx = (GLfloat) (srcw-1);\r
- if (desth > 1)\r
- sy = (GLfloat) (srch-1) / (GLfloat) (desth-1);\r
- else\r
- sy = (GLfloat) (srch-1);\r
-\r
- for (i = 0; i < desth; i++)\r
- {\r
- GLint ii = (GLint)(i * sy);\r
- for (j = 0; j < destw; j++)\r
- {\r
- GLint jj = (GLint)(j * sx);\r
- GLubyte *src = old_image + (ii * srcw + jj) * 4;\r
- GLubyte *dst = new_image + (i * destw + j) * 4;\r
-\r
- *dst++ = *src++;\r
- *dst++ = *src++;\r
- *dst++ = *src++;\r
- *dst++ = *src++;\r
- }\r
- }\r
-\r
- return new_image;\r
-}\r
-\r
-#define CEILING(A, B) ( (A) % (B) == 0 ? (A)/(B) : (A)/(B)+1 )\r
-\r
-// NOTE: only supports RGBA, UNSIGNED_BYTE images.\r
-GLint WINAPI gluBuild2DMipmaps2 (GLenum target, GLint components, GLsizei width, GLsizei height, GLenum format,\r
- GLenum type, const void *data)\r
-{\r
- GLint w, h, level, maxsize, sizein = 1;\r
- GLint unpackrowlength, unpackalignment, unpackskiprows, unpackskippixels;\r
- GLint packrowlength, packalignment, packskiprows, packskippixels;\r
- GLint rowstride, rowlen;\r
- GLuint i, j, k, pow2;\r
- GLubyte *image, *tmp;\r
-\r
- if (width < 1 || height < 1)\r
- return GLU_INVALID_VALUE;\r
-\r
- qglGetIntegerv (GL_UNPACK_ROW_LENGTH, &unpackrowlength);\r
- qglGetIntegerv (GL_UNPACK_ALIGNMENT, &unpackalignment);\r
- qglGetIntegerv (GL_UNPACK_SKIP_ROWS, &unpackskiprows);\r
- qglGetIntegerv (GL_UNPACK_SKIP_PIXELS, &unpackskippixels);\r
- qglGetIntegerv (GL_PACK_ROW_LENGTH, &packrowlength);\r
- qglGetIntegerv (GL_PACK_ALIGNMENT, &packalignment);\r
- qglGetIntegerv (GL_PACK_SKIP_ROWS, &packskiprows);\r
- qglGetIntegerv (GL_PACK_SKIP_PIXELS, &packskippixels);\r
- qglGetIntegerv (GL_MAX_TEXTURE_SIZE, &maxsize);\r
-\r
- for (pow2 = 1; pow2 < width; pow2 = pow2 << 1);\r
- w = (pow2 == width) ? width : (pow2 << 1);\r
- \r
- for (pow2 = 1; pow2 < height; pow2 = pow2 << 1);\r
- h = (pow2 == height) ? height : (pow2 << 1);\r
-\r
- if (w > maxsize) w = maxsize;\r
- if (h > maxsize) h = maxsize;\r
-\r
- // Build RGBA packed image\r
- image = malloc (width*height*4);\r
- if (image == NULL)\r
- return GLU_OUT_OF_MEMORY;\r
-\r
- if ((format != GL_RGBA) || (type != GL_UNSIGNED_BYTE))\r
- return GLU_INVALID_ENUM;\r
-\r
- rowlen = (unpackrowlength > 0) ? unpackrowlength : width;\r
-\r
- if (sizein >= unpackalignment)\r
- rowstride = components * rowlen;\r
- else\r
- rowstride = unpackalignment/sizein * CEILING (components * rowlen * sizein, unpackalignment);\r
-\r
- k = 0;\r
- for (i = 0; i < height; i++)\r
- {\r
- GLubyte *ubptr = (GLubyte*)data + i * rowstride\r
- + unpackskiprows * rowstride + unpackskippixels * components;\r
-\r
- for (j = 0; j < width*components; j++)\r
- image[k++] = *ubptr++;\r
- }\r
-\r
- if (w != width || h != height)\r
- {\r
- tmp = ResizeImage (image, width, height, w, h);\r
- free (image);\r
- image = tmp;\r
-\r
- if (image == NULL)\r
- return GLU_OUT_OF_MEMORY;\r
- }\r
-\r
- qglPixelStorei (GL_PACK_ROW_LENGTH, 0);\r
- qglPixelStorei (GL_PACK_ALIGNMENT, 1);\r
- qglPixelStorei (GL_PACK_SKIP_ROWS, 0);\r
- qglPixelStorei (GL_PACK_SKIP_PIXELS, 0);\r
- qglPixelStorei (GL_UNPACK_ROW_LENGTH, 0);\r
- qglPixelStorei (GL_UNPACK_ALIGNMENT, 1);\r
- qglPixelStorei (GL_UNPACK_SKIP_ROWS, 0);\r
- qglPixelStorei (GL_UNPACK_SKIP_PIXELS, 0);\r
-\r
- qglTexImage2D (target, 0, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image);\r
-\r
- for (level = 1; ((w != 1) || (h != 1)); level++)\r
- {\r
- GLubyte *out, *in;\r
- int row;\r
-\r
- row = w * 4;\r
- if (w != 1) w >>= 1;\r
- if (h != 1) h >>= 1;\r
- in = out = image;\r
-\r
- for (i = 0; i < h; i++, in+=row)\r
- for (j = 0; j < w; j++, out+=4, in+=8)\r
- {\r
- out[0] = (in[0] + in[4] + in[row+0] + in[row+4])>>2;\r
- out[1] = (in[1] + in[5] + in[row+1] + in[row+5])>>2;\r
- out[2] = (in[2] + in[6] + in[row+2] + in[row+6])>>2;\r
- out[3] = (in[3] + in[7] + in[row+3] + in[row+7])>>2;\r
- }\r
-\r
- qglTexImage2D (target, level, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image);\r
- }\r
-\r
- free (image);\r
- qglPixelStorei (GL_UNPACK_ROW_LENGTH, unpackrowlength);\r
- qglPixelStorei (GL_UNPACK_ALIGNMENT, unpackalignment);\r
- qglPixelStorei (GL_UNPACK_SKIP_ROWS, unpackskiprows);\r
- qglPixelStorei (GL_UNPACK_SKIP_PIXELS, unpackskippixels);\r
- qglPixelStorei (GL_PACK_ROW_LENGTH, packrowlength);\r
- qglPixelStorei (GL_PACK_ALIGNMENT, packalignment);\r
- qglPixelStorei (GL_PACK_SKIP_ROWS, packskiprows);\r
- qglPixelStorei (GL_PACK_SKIP_PIXELS, packskippixels);\r
-\r
- return 0;\r
-}\r
-\r
-typedef struct glu_error_struct\r
-{\r
- int errnum;\r
- const char *errstr;\r
-} GLU_ERROR_STRUCT;\r
-\r
-GLU_ERROR_STRUCT glu_errlist[] = {\r
- {GL_NO_ERROR, "GL_NO_ERROR - no error"},\r
- {GL_INVALID_ENUM, "GL_INVALID_ENUM - An unacceptable value is specified for an enumerated argument."},\r
- {GL_INVALID_VALUE, "GL_INVALID_VALUE - A numeric argument is out of range."},\r
- {GL_INVALID_OPERATION, "GL_INVALID_OPERATION - The specified operation is not allowed in the current state."},\r
- {GL_STACK_OVERFLOW, "GL_STACK_OVERFLOW - Function would cause a stack overflow."},\r
- {GL_STACK_UNDERFLOW, "GL_STACK_UNDERFLOW - Function would cause a stack underflow."},\r
- {GL_OUT_OF_MEMORY, "GL_OUT_OF_MEMORY - There is not enough memory left to execute the function."},\r
- {-1, NULL}\r
-};\r
-\r
-const GLubyte* WINAPI gluErrorString(GLenum errCode )\r
-{\r
- int search = 0;\r
- for (search = 0; glu_errlist[search].errstr; search++)\r
- {\r
- if (errCode == glu_errlist[search].errnum)\r
- return (const char *)glu_errlist[search].errstr;\r
- } //end for\r
- return "Unknown error";\r
-}\r
-\r
-int QGL_Init(const char *dllname, const char* gluname)\r
-{\r
-#ifdef _WIN32\r
- g_hGLDLL = LoadLibrary(dllname); \r
-#endif\r
-\r
-#if defined (__linux__)\r
- char* err;\r
-\r
- g_hGLDLL = dlopen(dllname, RTLD_LAZY|RTLD_GLOBAL);\r
- err = dlerror();\r
- if (err)\r
- printf ("Error loading GL lib:\n%s\n", err);\r
-#endif\r
- init_error = 0;\r
-\r
-#ifndef __APPLE__\r
- if (g_hGLDLL == NULL)\r
- return 0;\r
-#endif\r
-\r
- Sys_Printf("Loading GL library: %s ...", dllname);\r
-\r
- qgluPerspective = &gluPerspective2;\r
- qgluBuild2DMipmaps = &gluBuild2DMipmaps2;\r
- qgluLookAt = &gluLookAt2;\r
- qgluErrorString = &gluErrorString;\r
-\r
- qglAccum = glAccum;\r
- qglAlphaFunc = glAlphaFunc;\r
- qglAreTexturesResident = glAreTexturesResident;\r
- qglArrayElement = glArrayElement;\r
- qglBegin = glBegin;\r
- qglBindTexture = glBindTexture;\r
- qglBitmap = glBitmap;\r
- qglBlendFunc = glBlendFunc;\r
- qglCallList = glCallList;\r
- qglCallLists = glCallLists;\r
- qglClear = glClear;\r
- qglClearAccum = glClearAccum;\r
- qglClearColor = glClearColor;\r
- qglClearDepth = glClearDepth;\r
- qglClearIndex = glClearIndex;\r
- qglClearStencil = glClearStencil;\r
- qglClipPlane = glClipPlane;\r
- qglColor3b = glColor3b;\r
- qglColor3bv = glColor3bv;\r
- qglColor3d = glColor3d;\r
- qglColor3dv = glColor3dv;\r
- qglColor3f = glColor3f;\r
- qglColor3fv = glColor3fv;\r
- qglColor3i = glColor3i;\r
- qglColor3iv = glColor3iv;\r
- qglColor3s = glColor3s;\r
- qglColor3sv = glColor3sv;\r
- qglColor3ub = glColor3ub;\r
- qglColor3ubv = glColor3ubv;\r
- qglColor3ui = glColor3ui;\r
- qglColor3uiv = glColor3uiv;\r
- qglColor3us = glColor3us;\r
- qglColor3usv = glColor3usv;\r
- qglColor4b = glColor4b;\r
- qglColor4bv = glColor4bv;\r
- qglColor4d = glColor4d;\r
- qglColor4dv = glColor4dv;\r
- qglColor4f = glColor4f;\r
- qglColor4fv = glColor4fv;\r
- qglColor4i = glColor4i;\r
- qglColor4iv = glColor4iv;\r
- qglColor4s = glColor4s;\r
- qglColor4sv = glColor4sv;\r
- qglColor4ub = glColor4ub;\r
- qglColor4ubv = glColor4ubv;\r
- qglColor4ui = glColor4ui;\r
- qglColor4uiv = glColor4uiv;\r
- qglColor4us = glColor4us;\r
- qglColor4usv = glColor4usv;\r
- qglColorMask = glColorMask;\r
- qglColorMaterial = glColorMaterial;\r
- qglColorPointer = glColorPointer;\r
- qglCopyPixels = glCopyPixels;\r
- qglCopyTexImage1D = glCopyTexImage1D;\r
- qglCopyTexImage2D = glCopyTexImage2D;\r
- qglCopyTexSubImage1D = glCopyTexSubImage1D;\r
- qglCopyTexSubImage2D = glCopyTexSubImage2D;\r
- qglCullFace = glCullFace;\r
- qglDeleteLists = glDeleteLists;\r
- qglDeleteTextures = glDeleteTextures;\r
- qglDepthFunc = glDepthFunc;\r
- qglDepthMask = glDepthMask;\r
- qglDepthRange = glDepthRange;\r
- qglDisable = glDisable;\r
- qglDisableClientState = glDisableClientState;\r
- qglDrawArrays = glDrawArrays;\r
- qglDrawBuffer = glDrawBuffer;\r
- qglDrawElements = glDrawElements;\r
- qglDrawPixels = glDrawPixels;\r
- qglEdgeFlag = glEdgeFlag;\r
- qglEdgeFlagPointer = glEdgeFlagPointer;\r
- qglEdgeFlagv = glEdgeFlagv;\r
- qglEnable = glEnable;\r
- qglEnableClientState = glEnableClientState;\r
- qglEnd = glEnd;\r
- qglEndList = glEndList;\r
- qglEvalCoord1d = glEvalCoord1d;\r
- qglEvalCoord1dv = glEvalCoord1dv;\r
- qglEvalCoord1f = glEvalCoord1f;\r
- qglEvalCoord1fv = glEvalCoord1fv;\r
- qglEvalCoord2d = glEvalCoord2d;\r
- qglEvalCoord2dv = glEvalCoord2dv;\r
- qglEvalCoord2f = glEvalCoord2f;\r
- qglEvalCoord2fv = glEvalCoord2fv;\r
- qglEvalMesh1 = glEvalMesh1;\r
- qglEvalMesh2 = glEvalMesh2;\r
- qglEvalPoint1 = glEvalPoint1;\r
- qglEvalPoint2 = glEvalPoint2;\r
- qglFeedbackBuffer = glFeedbackBuffer;\r
- qglFinish = glFinish;\r
- qglFlush = glFlush;\r
- qglFogf = glFogf;\r
- qglFogfv = glFogfv;\r
- qglFogi = glFogi;\r
- qglFogiv = glFogiv;\r
- qglFrontFace = glFrontFace;\r
- qglFrustum = glFrustum;\r
- qglGenLists = glGenLists;\r
- qglGenTextures = glGenTextures;\r
- qglGetBooleanv = glGetBooleanv;\r
- qglGetClipPlane = glGetClipPlane;\r
- qglGetDoublev = glGetDoublev;\r
- qglGetError = glGetError;\r
- qglGetFloatv = glGetFloatv;\r
- qglGetIntegerv = glGetIntegerv;\r
- qglGetLightfv = glGetLightfv;\r
- qglGetLightiv = glGetLightiv;\r
- qglGetMapdv = glGetMapdv;\r
- qglGetMapfv = glGetMapfv;\r
- qglGetMapiv = glGetMapiv;\r
- qglGetMaterialfv = glGetMaterialfv;\r
- qglGetMaterialiv = glGetMaterialiv;\r
- qglGetPixelMapfv = glGetPixelMapfv;\r
- qglGetPixelMapuiv = glGetPixelMapuiv;\r
- qglGetPixelMapusv = glGetPixelMapusv;\r
- qglGetPointerv = glGetPointerv;\r
- qglGetPolygonStipple = glGetPolygonStipple;\r
- qglGetString = glGetString;\r
- qglGetTexEnvfv = glGetTexEnvfv;\r
- qglGetTexEnviv = glGetTexEnviv;\r
- qglGetTexGendv = glGetTexGendv;\r
- qglGetTexGenfv = glGetTexGenfv;\r
- qglGetTexGeniv = glGetTexGeniv;\r
- qglGetTexImage = glGetTexImage;\r
- qglGetTexLevelParameterfv = glGetTexLevelParameterfv;\r
- qglGetTexLevelParameteriv = glGetTexLevelParameteriv;\r
- qglGetTexParameterfv = glGetTexParameterfv;\r
- qglGetTexParameteriv = glGetTexParameteriv;\r
- qglHint = glHint;\r
- qglIndexMask = glIndexMask;\r
- qglIndexPointer = glIndexPointer;\r
- qglIndexd = glIndexd;\r
- qglIndexdv = glIndexdv;\r
- qglIndexf = glIndexf;\r
- qglIndexfv = glIndexfv;\r
- qglIndexi = glIndexi;\r
- qglIndexiv = glIndexiv;\r
- qglIndexs = glIndexs;\r
- qglIndexsv = glIndexsv;\r
- qglIndexub = glIndexub;\r
- qglIndexubv = glIndexubv;\r
- qglInitNames = glInitNames;\r
- qglInterleavedArrays = glInterleavedArrays;\r
- qglIsEnabled = glIsEnabled;\r
- qglIsList = glIsList;\r
- qglIsTexture = glIsTexture;\r
- qglLightModelf = glLightModelf;\r
- qglLightModelfv = glLightModelfv;\r
- qglLightModeli = glLightModeli;\r
- qglLightModeliv = glLightModeliv;\r
- qglLightf = glLightf;\r
- qglLightfv = glLightfv;\r
- qglLighti = glLighti;\r
- qglLightiv = glLightiv;\r
- qglLineStipple = glLineStipple;\r
- qglLineWidth = glLineWidth;\r
- qglListBase = glListBase;\r
- qglLoadIdentity = glLoadIdentity;\r
- qglLoadMatrixd = glLoadMatrixd;\r
- qglLoadMatrixf = glLoadMatrixf;\r
- qglLoadName = glLoadName;\r
- qglLogicOp = glLogicOp;\r
- qglMap1d = glMap1d;\r
- qglMap1f = glMap1f;\r
- qglMap2d = glMap2d;\r
- qglMap2f = glMap2f;\r
- qglMapGrid1d = glMapGrid1d;\r
- qglMapGrid1f = glMapGrid1f;\r
- qglMapGrid2d = glMapGrid2d;\r
- qglMapGrid2f = glMapGrid2f;\r
- qglMaterialf = glMaterialf;\r
- qglMaterialfv = glMaterialfv;\r
- qglMateriali = glMateriali;\r
- qglMaterialiv = glMaterialiv;\r
- qglMatrixMode = glMatrixMode;\r
- qglMultMatrixd = glMultMatrixd;\r
- qglMultMatrixf = glMultMatrixf;\r
- qglNewList = glNewList;\r
- qglNormal3b = glNormal3b;\r
- qglNormal3bv = glNormal3bv;\r
- qglNormal3d = glNormal3d;\r
- qglNormal3dv = glNormal3dv;\r
- qglNormal3f = glNormal3f;\r
- qglNormal3fv = glNormal3fv;\r
- qglNormal3i = glNormal3i;\r
- qglNormal3iv = glNormal3iv;\r
- qglNormal3s = glNormal3s;\r
- qglNormal3sv = glNormal3sv;\r
- qglNormalPointer = glNormalPointer;\r
- qglOrtho = glOrtho;\r
- qglPassThrough = glPassThrough;\r
- qglPixelMapfv = glPixelMapfv;\r
- qglPixelMapuiv = glPixelMapuiv;\r
- qglPixelMapusv = glPixelMapusv;\r
- qglPixelStoref = glPixelStoref;\r
- qglPixelStorei = glPixelStorei;\r
- qglPixelTransferf = glPixelTransferf;\r
- qglPixelTransferi = glPixelTransferi;\r
- qglPixelZoom = glPixelZoom;\r
- qglPointSize = glPointSize;\r
- qglPolygonMode = glPolygonMode;\r
- qglPolygonOffset = glPolygonOffset;\r
- qglPolygonStipple = glPolygonStipple;\r
- qglPopAttrib = glPopAttrib;\r
- qglPopClientAttrib = glPopClientAttrib;\r
- qglPopMatrix = glPopMatrix;\r
- qglPopName = glPopName;\r
- qglPrioritizeTextures = glPrioritizeTextures;\r
- qglPushAttrib = glPushAttrib;\r
- qglPushClientAttrib = glPushClientAttrib;\r
- qglPushMatrix = glPushMatrix;\r
- qglPushName = glPushName;\r
- qglRasterPos2d = glRasterPos2d;\r
- qglRasterPos2dv = glRasterPos2dv;\r
- qglRasterPos2f = glRasterPos2f;\r
- qglRasterPos2fv = glRasterPos2fv;\r
- qglRasterPos2i = glRasterPos2i;\r
- qglRasterPos2iv = glRasterPos2iv;\r
- qglRasterPos2s = glRasterPos2s;\r
- qglRasterPos2sv = glRasterPos2sv;\r
- qglRasterPos3d = glRasterPos3d;\r
- qglRasterPos3dv = glRasterPos3dv;\r
- qglRasterPos3f = glRasterPos3f;\r
- qglRasterPos3fv = glRasterPos3fv;\r
- qglRasterPos3i = glRasterPos3i;\r
- qglRasterPos3iv = glRasterPos3iv;\r
- qglRasterPos3s = glRasterPos3s;\r
- qglRasterPos3sv = glRasterPos3sv;\r
- qglRasterPos4d = glRasterPos4d;\r
- qglRasterPos4dv = glRasterPos4dv;\r
- qglRasterPos4f = glRasterPos4f;\r
- qglRasterPos4fv = glRasterPos4fv;\r
- qglRasterPos4i = glRasterPos4i;\r
- qglRasterPos4iv = glRasterPos4iv;\r
- qglRasterPos4s = glRasterPos4s;\r
- qglRasterPos4sv = glRasterPos4sv;\r
- qglReadBuffer = glReadBuffer;\r
- qglReadPixels = glReadPixels;\r
- qglRectd = glRectd;\r
- qglRectdv = glRectdv;\r
- qglRectf = glRectf;\r
- qglRectfv = glRectfv;\r
- qglRecti = glRecti;\r
- qglRectiv = glRectiv;\r
- qglRects = glRects;\r
- qglRectsv = glRectsv;\r
- qglRenderMode = glRenderMode;\r
- qglRotated = glRotated;\r
- qglRotatef = glRotatef;\r
- qglScaled = glScaled;\r
- qglScalef = glScalef;\r
- qglScissor = glScissor;\r
- qglSelectBuffer = glSelectBuffer;\r
- qglShadeModel = glShadeModel;\r
- qglStencilFunc = glStencilFunc;\r
- qglStencilMask = glStencilMask;\r
- qglStencilOp = glStencilOp;\r
- qglTexCoord1d = glTexCoord1d;\r
- qglTexCoord1dv = glTexCoord1dv;\r
- qglTexCoord1f = glTexCoord1f;\r
- qglTexCoord1fv = glTexCoord1fv;\r
- qglTexCoord1i = glTexCoord1i;\r
- qglTexCoord1iv = glTexCoord1iv;\r
- qglTexCoord1s = glTexCoord1s;\r
- qglTexCoord1sv = glTexCoord1sv;\r
- qglTexCoord2d = glTexCoord2d;\r
- qglTexCoord2dv = glTexCoord2dv;\r
- qglTexCoord2f = glTexCoord2f;\r
- qglTexCoord2fv = glTexCoord2fv;\r
- qglTexCoord2i = glTexCoord2i;\r
- qglTexCoord2iv = glTexCoord2iv;\r
- qglTexCoord2s = glTexCoord2s;\r
- qglTexCoord2sv = glTexCoord2sv;\r
- qglTexCoord3d = glTexCoord3d;\r
- qglTexCoord3dv = glTexCoord3dv;\r
- qglTexCoord3f = glTexCoord3f;\r
- qglTexCoord3fv = glTexCoord3fv;\r
- qglTexCoord3i = glTexCoord3i;\r
- qglTexCoord3iv = glTexCoord3iv;\r
- qglTexCoord3s = glTexCoord3s;\r
- qglTexCoord3sv = glTexCoord3sv;\r
- qglTexCoord4d = glTexCoord4d;\r
- qglTexCoord4dv = glTexCoord4dv;\r
- qglTexCoord4f = glTexCoord4f;\r
- qglTexCoord4fv = glTexCoord4fv;\r
- qglTexCoord4i = glTexCoord4i;\r
- qglTexCoord4iv = glTexCoord4iv;\r
- qglTexCoord4s = glTexCoord4s;\r
- qglTexCoord4sv = glTexCoord4sv;\r
- qglTexCoordPointer = glTexCoordPointer;\r
- qglTexEnvf = glTexEnvf;\r
- qglTexEnvfv = glTexEnvfv;\r
- qglTexEnvi = glTexEnvi;\r
- qglTexEnviv = glTexEnviv;\r
- qglTexGend = glTexGend;\r
- qglTexGendv = glTexGendv;\r
- qglTexGenf = glTexGenf;\r
- qglTexGenfv = glTexGenfv;\r
- qglTexGeni = glTexGeni;\r
- qglTexGeniv = glTexGeniv;\r
- qglTexImage1D = glTexImage1D;\r
- qglTexImage2D = glTexImage2D;\r
- qglTexParameterf = glTexParameterf;\r
- qglTexParameterfv = glTexParameterfv;\r
- qglTexParameteri = glTexParameteri;\r
- qglTexParameteriv = glTexParameteriv;\r
- qglTexSubImage1D = glTexSubImage1D;\r
- qglTexSubImage2D = glTexSubImage2D;\r
- qglTranslated = glTranslated;\r
- qglTranslatef = glTranslatef;\r
- qglVertex2d = glVertex2d;\r
- qglVertex2dv = glVertex2dv;\r
- qglVertex2f = glVertex2f;\r
- qglVertex2fv = glVertex2fv;\r
- qglVertex2i = glVertex2i;\r
- qglVertex2iv = glVertex2iv;\r
- qglVertex2s = glVertex2s;\r
- qglVertex2sv = glVertex2sv;\r
- qglVertex3d = glVertex3d;\r
- qglVertex3dv = glVertex3dv;\r
- qglVertex3f = glVertex3f;\r
- qglVertex3fv = glVertex3fv;\r
- qglVertex3i = glVertex3i;\r
- qglVertex3iv = glVertex3iv;\r
- qglVertex3s = glVertex3s;\r
- qglVertex3sv = glVertex3sv;\r
- qglVertex4d = glVertex4d;\r
- qglVertex4dv = glVertex4dv;\r
- qglVertex4f = glVertex4f;\r
- qglVertex4fv = glVertex4fv;\r
- qglVertex4i = glVertex4i;\r
- qglVertex4iv = glVertex4iv;\r
- qglVertex4s = glVertex4s;\r
- qglVertex4sv = glVertex4sv;\r
- qglVertexPointer = glVertexPointer;\r
- qglViewport = glViewport;\r
-\r
- // must be init with an active context\r
- qglActiveTextureARB = NULL;\r
- qglClientActiveTextureARB = NULL;\r
- qglMultiTexCoord1dARB = NULL;\r
- qglMultiTexCoord1dvARB = NULL;\r
- qglMultiTexCoord1fARB = NULL;\r
- qglMultiTexCoord1fvARB = NULL;\r
- qglMultiTexCoord1iARB = NULL;\r
- qglMultiTexCoord1ivARB = NULL;\r
- qglMultiTexCoord1sARB = NULL;\r
- qglMultiTexCoord1svARB = NULL;\r
- qglMultiTexCoord2dARB = NULL;\r
- qglMultiTexCoord2dvARB = NULL;\r
- qglMultiTexCoord2fARB = NULL;\r
- qglMultiTexCoord2fvARB = NULL;\r
- qglMultiTexCoord2iARB = NULL;\r
- qglMultiTexCoord2ivARB = NULL;\r
- qglMultiTexCoord2sARB = NULL;\r
- qglMultiTexCoord2svARB = NULL;\r
- qglMultiTexCoord3dARB = NULL;\r
- qglMultiTexCoord3dvARB = NULL;\r
- qglMultiTexCoord3fARB = NULL;\r
- qglMultiTexCoord3fvARB = NULL;\r
- qglMultiTexCoord3iARB = NULL;\r
- qglMultiTexCoord3ivARB = NULL;\r
- qglMultiTexCoord3sARB = NULL;\r
- qglMultiTexCoord3svARB = NULL;\r
- qglMultiTexCoord4dARB = NULL;\r
- qglMultiTexCoord4dvARB = NULL;\r
- qglMultiTexCoord4fARB = NULL;\r
- qglMultiTexCoord4fvARB = NULL;\r
- qglMultiTexCoord4iARB = NULL;\r
- qglMultiTexCoord4ivARB = NULL;\r
- qglMultiTexCoord4sARB = NULL;\r
- qglMultiTexCoord4svARB = NULL;\r
-\r
-#ifdef _WIN32\r
- qwglCopyContext = safe_dlsym(g_hGLDLL, "wglCopyContext" );\r
- qwglCreateContext = safe_dlsym(g_hGLDLL, "wglCreateContext");\r
- qwglCreateLayerContext = safe_dlsym(g_hGLDLL, "wglCreateLayerContext" );\r
- qwglDeleteContext = safe_dlsym(g_hGLDLL, "wglDeleteContext");\r
- qwglDescribeLayerPlane = safe_dlsym(g_hGLDLL, "wglDescribeLayerPlane" );\r
- qwglGetCurrentContext = safe_dlsym(g_hGLDLL, "wglGetCurrentContext" );\r
- qwglGetCurrentDC = safe_dlsym(g_hGLDLL, "wglGetCurrentDC" );\r
- qwglGetLayerPaletteEntries = safe_dlsym(g_hGLDLL, "wglGetLayerPaletteEntries" );\r
- qwglGetProcAddress = safe_dlsym(g_hGLDLL, "wglGetProcAddress" );\r
- qwglMakeCurrent = safe_dlsym(g_hGLDLL, "wglMakeCurrent" );\r
- qwglRealizeLayerPalette = safe_dlsym(g_hGLDLL, "wglRealizeLayerPalette" );\r
- qwglSetLayerPaletteEntries = safe_dlsym(g_hGLDLL, "wglSetLayerPaletteEntries" );\r
- qwglShareLists = safe_dlsym(g_hGLDLL, "wglShareLists" );\r
- qwglSwapLayerBuffers = safe_dlsym(g_hGLDLL, "wglSwapLayerBuffers" );\r
- qwglUseFontBitmaps = safe_dlsym(g_hGLDLL, "wglUseFontBitmapsA" );\r
- qwglUseFontOutlines = safe_dlsym(g_hGLDLL, "wglUseFontOutlinesA" );\r
-\r
- qwglChoosePixelFormat = safe_dlsym(g_hGLDLL, "wglChoosePixelFormat" );\r
- qwglDescribePixelFormat = safe_dlsym(g_hGLDLL, "wglDescribePixelFormat" );\r
- qwglGetPixelFormat = safe_dlsym(g_hGLDLL, "wglGetPixelFormat" );\r
- qwglSetPixelFormat = safe_dlsym(g_hGLDLL, "wglSetPixelFormat" );\r
- qwglSwapBuffers = safe_dlsym(g_hGLDLL, "wglSwapBuffers" );\r
-\r
- qwglSwapIntervalEXT = 0;\r
- qglPointParameterfEXT = 0;\r
- qglPointParameterfvEXT = 0;\r
- qglColorTableEXT = 0;\r
- qglSelectTextureSGIS = 0;\r
- qglMTexCoord2fSGIS = 0;\r
-#endif\r
-\r
-#if defined (__linux__) || defined (__APPLE__)\r
- qglXChooseVisual = glXChooseVisual;\r
- qglXCreateContext = glXCreateContext;\r
- qglXDestroyContext = glXDestroyContext;\r
- qglXMakeCurrent = glXMakeCurrent;\r
- qglXCopyContext = glXCopyContext;\r
- qglXSwapBuffers = glXSwapBuffers;\r
- qglXCreateGLXPixmap = glXCreateGLXPixmap;\r
- qglXDestroyGLXPixmap = glXDestroyGLXPixmap;\r
- qglXQueryExtension = glXQueryExtension;\r
- qglXQueryVersion = glXQueryVersion;\r
- qglXIsDirect = glXIsDirect;\r
- qglXGetConfig = glXGetConfig;\r
- qglXGetCurrentContext = glXGetCurrentContext;\r
- qglXGetCurrentDrawable = glXGetCurrentDrawable;\r
- qglXWaitGL = glXWaitGL;\r
- qglXWaitX = glXWaitX;\r
- qglXUseXFont = glXUseXFont;\r
- qglXGetProcAddressARB = glXGetProcAddressARB; // Utah-GLX fix\r
-#endif\r
-\r
- qglPointParameterfEXT = 0;\r
- qglPointParameterfvEXT = 0;\r
- qglColorTableEXT = 0;\r
- qglSelectTextureSGIS = 0;\r
- qglMTexCoord2fSGIS = 0;\r
-\r
- Sys_Printf("Done.\n");\r
-\r
- if (init_error == 1)\r
- return 0;\r
-\r
- return 1;\r
-}\r
-\r
-static int GL_ExtensionSupported (const char *extension)\r
-{\r
- const GLubyte *extensions = NULL;\r
- const GLubyte *start;\r
- GLubyte *where, *terminator;\r
-\r
- // Extension names should not have spaces.\r
- where = (GLubyte *) strchr (extension, ' ');\r
- if (where || *extension == '\0')\r
- return 0;\r
-\r
- extensions = qglGetString (GL_EXTENSIONS);\r
-\r
- // It takes a bit of care to be fool-proof about parsing the\r
- // OpenGL extensions string. Don't be fooled by sub-strings, etc.\r
- for (start = extensions; ;)\r
- {\r
- where = (GLubyte *) strstr ((const char *) start, extension);\r
- if (!where)\r
- break;\r
-\r
- terminator = where + strlen (extension);\r
- if (where == start || *(where - 1) == ' ')\r
- if (*terminator == ' ' || *terminator == '\0')\r
- return 1;\r
-\r
- start = terminator;\r
- }\r
-\r
- return 0;\r
-}\r
-\r
-void* Sys_GLGetExtension (const char *symbol)\r
-{\r
-#if defined (__linux__) || defined (__APPLE__)\r
- if (qglXGetProcAddressARB == NULL)\r
- return NULL;\r
- else\r
- return qglXGetProcAddressARB ((GLubyte*)symbol);\r
-#else\r
- return qwglGetProcAddress (symbol);\r
-#endif\r
-}\r
-\r
-void QGL_InitExtensions ()\r
-{\r
- if (GL_ExtensionSupported ("GL_ARB_multitexture"))\r
- {\r
- qglActiveTextureARB = Sys_GLGetExtension ("glActiveTextureARB");\r
- qglClientActiveTextureARB = Sys_GLGetExtension ("glClientActiveTextureARB");\r
- qglMultiTexCoord1dARB = Sys_GLGetExtension ("glMultiTexCoord1dARB");\r
- qglMultiTexCoord1dvARB = Sys_GLGetExtension ("glMultiTexCoord1dvARB");\r
- qglMultiTexCoord1fARB = Sys_GLGetExtension ("glMultiTexCoord1fARB");\r
- qglMultiTexCoord1fvARB = Sys_GLGetExtension ("glMultiTexCoord1fvARB");\r
- qglMultiTexCoord1iARB = Sys_GLGetExtension ("glMultiTexCoord1iARB");\r
- qglMultiTexCoord1ivARB = Sys_GLGetExtension ("glMultiTexCoord1ivARB");\r
- qglMultiTexCoord1sARB = Sys_GLGetExtension ("glMultiTexCoord1sARB");\r
- qglMultiTexCoord1svARB = Sys_GLGetExtension ("glMultiTexCoord1svARB");\r
- qglMultiTexCoord2dARB = Sys_GLGetExtension ("glMultiTexCoord2dARB");\r
- qglMultiTexCoord2dvARB = Sys_GLGetExtension ("glMultiTexCoord2dvARB");\r
- qglMultiTexCoord2fARB = Sys_GLGetExtension ("glMultiTexCoord2fARB");\r
- qglMultiTexCoord2fvARB = Sys_GLGetExtension ("glMultiTexCoord2fvARB");\r
- qglMultiTexCoord2iARB = Sys_GLGetExtension ("glMultiTexCoord2iARB");\r
- qglMultiTexCoord2ivARB = Sys_GLGetExtension ("glMultiTexCoord2ivARB");\r
- qglMultiTexCoord2sARB = Sys_GLGetExtension ("glMultiTexCoord2sARB");\r
- qglMultiTexCoord2svARB = Sys_GLGetExtension ("glMultiTexCoord2svARB");\r
- qglMultiTexCoord3dARB = Sys_GLGetExtension ("glMultiTexCoord3dARB");\r
- qglMultiTexCoord3dvARB = Sys_GLGetExtension ("glMultiTexCoord3dvARB");\r
- qglMultiTexCoord3fARB = Sys_GLGetExtension ("glMultiTexCoord3fARB");\r
- qglMultiTexCoord3fvARB = Sys_GLGetExtension ("glMultiTexCoord3fvARB");\r
- qglMultiTexCoord3iARB = Sys_GLGetExtension ("glMultiTexCoord3iARB");\r
- qglMultiTexCoord3ivARB = Sys_GLGetExtension ("glMultiTexCoord3ivARB");\r
- qglMultiTexCoord3sARB = Sys_GLGetExtension ("glMultiTexCoord3sARB");\r
- qglMultiTexCoord3svARB = Sys_GLGetExtension ("glMultiTexCoord3svARB");\r
- qglMultiTexCoord4dARB = Sys_GLGetExtension ("glMultiTexCoord4dARB");\r
- qglMultiTexCoord4dvARB = Sys_GLGetExtension ("glMultiTexCoord4dvARB");\r
- qglMultiTexCoord4fARB = Sys_GLGetExtension ("glMultiTexCoord4fARB");\r
- qglMultiTexCoord4fvARB = Sys_GLGetExtension ("glMultiTexCoord4fvARB");\r
- qglMultiTexCoord4iARB = Sys_GLGetExtension ("glMultiTexCoord4iARB");\r
- qglMultiTexCoord4ivARB = Sys_GLGetExtension ("glMultiTexCoord4ivARB");\r
- qglMultiTexCoord4sARB = Sys_GLGetExtension ("glMultiTexCoord4sARB");\r
- qglMultiTexCoord4svARB = Sys_GLGetExtension ("glMultiTexCoord4svARB");\r
- }\r
-}\r
+/*
+ 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
+*/
+#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"
+#include <GL/glu.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 );
+int ( APIENTRY * qgluBuild2DMipmaps )( GLenum target, GLint components, GLint width, GLint height, GLenum format, GLenum type, const void *data );
+// 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 );
+
+/*
+** 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;
+ qgluBuild2DMipmaps = NULL;
+ qgluErrorString = NULL;
+ qgluLookAt = NULL;
+}
+
+/*
+** 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);
+// char *err = dlerror();
+// if (err)
+//{
+// init_error = 1;
+// printf ("Error loading OpenGL libraries: %s %s\n", err, symbol);
+// }
+// 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 );
+}
+
+static void* WINAPI ResizeImage( GLubyte* old_image, int srcw, int srch, int destw, int desth ){
+ int i, j;
+ float sx, sy;
+
+ GLubyte* new_image = malloc( destw * desth * 4 * sizeof( GLubyte ) );
+ if ( new_image == NULL ) {
+ return NULL;
+ }
+
+ if ( destw > 1 ) {
+ sx = (GLfloat) ( srcw - 1 ) / (GLfloat) ( destw - 1 );
+ }
+ else{
+ sx = (GLfloat) ( srcw - 1 );
+ }
+ if ( desth > 1 ) {
+ sy = (GLfloat) ( srch - 1 ) / (GLfloat) ( desth - 1 );
+ }
+ else{
+ sy = (GLfloat) ( srch - 1 );
+ }
+
+ for ( i = 0; i < desth; i++ )
+ {
+ GLint ii = (GLint)( i * sy );
+ for ( j = 0; j < destw; j++ )
+ {
+ GLint jj = (GLint)( j * sx );
+ GLubyte *src = old_image + ( ii * srcw + jj ) * 4;
+ GLubyte *dst = new_image + ( i * destw + j ) * 4;
+
+ *dst++ = *src++;
+ *dst++ = *src++;
+ *dst++ = *src++;
+ *dst++ = *src++;
+ }
+ }
+
+ return new_image;
+}
+
+#define CEILING( A, B ) ( ( A ) % ( B ) == 0 ? ( A ) / ( B ) : ( A ) / (B)+1 )
+
+// NOTE: only supports RGBA, UNSIGNED_BYTE images.
+GLint WINAPI gluBuild2DMipmaps2( GLenum target, GLint components, GLsizei width, GLsizei height, GLenum format,
+ GLenum type, const void *data ){
+ GLint w, h, level, maxsize, sizein = 1;
+ GLint unpackrowlength, unpackalignment, unpackskiprows, unpackskippixels;
+ GLint packrowlength, packalignment, packskiprows, packskippixels;
+ GLint rowstride, rowlen;
+ GLuint i, j, k, pow2;
+ GLubyte *image, *tmp;
+
+ if ( width < 1 || height < 1 ) {
+ return GLU_INVALID_VALUE;
+ }
+
+ qglGetIntegerv( GL_UNPACK_ROW_LENGTH, &unpackrowlength );
+ qglGetIntegerv( GL_UNPACK_ALIGNMENT, &unpackalignment );
+ qglGetIntegerv( GL_UNPACK_SKIP_ROWS, &unpackskiprows );
+ qglGetIntegerv( GL_UNPACK_SKIP_PIXELS, &unpackskippixels );
+ qglGetIntegerv( GL_PACK_ROW_LENGTH, &packrowlength );
+ qglGetIntegerv( GL_PACK_ALIGNMENT, &packalignment );
+ qglGetIntegerv( GL_PACK_SKIP_ROWS, &packskiprows );
+ qglGetIntegerv( GL_PACK_SKIP_PIXELS, &packskippixels );
+ qglGetIntegerv( GL_MAX_TEXTURE_SIZE, &maxsize );
+
+ for ( pow2 = 1; pow2 < width; pow2 = pow2 << 1 ) ;
+ w = ( pow2 == width ) ? width : ( pow2 << 1 );
+
+ for ( pow2 = 1; pow2 < height; pow2 = pow2 << 1 ) ;
+ h = ( pow2 == height ) ? height : ( pow2 << 1 );
+
+ if ( w > maxsize ) {
+ w = maxsize;
+ }
+ if ( h > maxsize ) {
+ h = maxsize;
+ }
+
+ // Build RGBA packed image
+ image = malloc( width * height * 4 );
+ if ( image == NULL ) {
+ return GLU_OUT_OF_MEMORY;
+ }
+
+ if ( ( format != GL_RGBA ) || ( type != GL_UNSIGNED_BYTE ) ) {
+ return GLU_INVALID_ENUM;
+ }
+
+ rowlen = ( unpackrowlength > 0 ) ? unpackrowlength : width;
+
+ if ( sizein >= unpackalignment ) {
+ rowstride = components * rowlen;
+ }
+ else{
+ rowstride = unpackalignment / sizein * CEILING( components * rowlen * sizein, unpackalignment );
+ }
+
+ k = 0;
+ for ( i = 0; i < height; i++ )
+ {
+ GLubyte *ubptr = (GLubyte*)data + i * rowstride
+ + unpackskiprows * rowstride + unpackskippixels * components;
+
+ for ( j = 0; j < width * components; j++ )
+ image[k++] = *ubptr++;
+ }
+
+ if ( w != width || h != height ) {
+ tmp = ResizeImage( image, width, height, w, h );
+ free( image );
+ image = tmp;
+
+ if ( image == NULL ) {
+ return GLU_OUT_OF_MEMORY;
+ }
+ }
+
+ qglPixelStorei( GL_PACK_ROW_LENGTH, 0 );
+ qglPixelStorei( GL_PACK_ALIGNMENT, 1 );
+ qglPixelStorei( GL_PACK_SKIP_ROWS, 0 );
+ qglPixelStorei( GL_PACK_SKIP_PIXELS, 0 );
+ qglPixelStorei( GL_UNPACK_ROW_LENGTH, 0 );
+ qglPixelStorei( GL_UNPACK_ALIGNMENT, 1 );
+ qglPixelStorei( GL_UNPACK_SKIP_ROWS, 0 );
+ qglPixelStorei( GL_UNPACK_SKIP_PIXELS, 0 );
+
+ qglTexImage2D( target, 0, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image );
+
+ for ( level = 1; ( ( w != 1 ) || ( h != 1 ) ); level++ )
+ {
+ GLubyte *out, *in;
+ int row;
+
+ row = w * 4;
+ if ( w != 1 ) {
+ w >>= 1;
+ }
+ if ( h != 1 ) {
+ h >>= 1;
+ }
+ in = out = image;
+
+ for ( i = 0; i < h; i++, in += row )
+ for ( j = 0; j < w; j++, out += 4, in += 8 )
+ {
+ out[0] = ( in[0] + in[4] + in[row + 0] + in[row + 4] ) >> 2;
+ out[1] = ( in[1] + in[5] + in[row + 1] + in[row + 5] ) >> 2;
+ out[2] = ( in[2] + in[6] + in[row + 2] + in[row + 6] ) >> 2;
+ out[3] = ( in[3] + in[7] + in[row + 3] + in[row + 7] ) >> 2;
+ }
+
+ qglTexImage2D( target, level, components, w, h, 0, GL_RGBA, GL_UNSIGNED_BYTE, image );
+ }
+
+ free( image );
+ qglPixelStorei( GL_UNPACK_ROW_LENGTH, unpackrowlength );
+ qglPixelStorei( GL_UNPACK_ALIGNMENT, unpackalignment );
+ qglPixelStorei( GL_UNPACK_SKIP_ROWS, unpackskiprows );
+ qglPixelStorei( GL_UNPACK_SKIP_PIXELS, unpackskippixels );
+ qglPixelStorei( GL_PACK_ROW_LENGTH, packrowlength );
+ qglPixelStorei( GL_PACK_ALIGNMENT, packalignment );
+ qglPixelStorei( GL_PACK_SKIP_ROWS, packskiprows );
+ qglPixelStorei( GL_PACK_SKIP_PIXELS, packskippixels );
+
+ return 0;
+}
+
+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 (const char *)glu_errlist[search].errstr;
+ }
+ } //end for
+ return "Unknown error";
+}
+
+int QGL_Init( const char *dllname, const char* gluname ){
+#ifdef _WIN32
+ g_hGLDLL = LoadLibrary( dllname );
+#endif
+
+#if defined ( __linux__ )
+ char* err;
+
+ 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;
+
+#ifndef __APPLE__
+ if ( g_hGLDLL == NULL ) {
+ return 0;
+ }
+#endif
+
+ Sys_Printf( "Loading GL library: %s ...", dllname );
+
+ qgluPerspective = &gluPerspective2;
+ qgluBuild2DMipmaps = &gluBuild2DMipmaps2;
+ qgluLookAt = &gluLookAt2;
+ qgluErrorString = &gluErrorString;
+
+ qglAccum = glAccum;
+ qglAlphaFunc = glAlphaFunc;
+ qglAreTexturesResident = glAreTexturesResident;
+ qglArrayElement = glArrayElement;
+ qglBegin = glBegin;
+ qglBindTexture = glBindTexture;
+ qglBitmap = glBitmap;
+ qglBlendFunc = glBlendFunc;
+ qglCallList = glCallList;
+ qglCallLists = glCallLists;
+ qglClear = glClear;
+ qglClearAccum = glClearAccum;
+ qglClearColor = glClearColor;
+ qglClearDepth = glClearDepth;
+ qglClearIndex = glClearIndex;
+ qglClearStencil = glClearStencil;
+ qglClipPlane = glClipPlane;
+ qglColor3b = glColor3b;
+ qglColor3bv = glColor3bv;
+ qglColor3d = glColor3d;
+ qglColor3dv = glColor3dv;
+ qglColor3f = glColor3f;
+ qglColor3fv = glColor3fv;
+ qglColor3i = glColor3i;
+ qglColor3iv = glColor3iv;
+ qglColor3s = glColor3s;
+ qglColor3sv = glColor3sv;
+ qglColor3ub = glColor3ub;
+ qglColor3ubv = glColor3ubv;
+ qglColor3ui = glColor3ui;
+ qglColor3uiv = glColor3uiv;
+ qglColor3us = glColor3us;
+ qglColor3usv = glColor3usv;
+ qglColor4b = glColor4b;
+ qglColor4bv = glColor4bv;
+ qglColor4d = glColor4d;
+ qglColor4dv = glColor4dv;
+ qglColor4f = glColor4f;
+ qglColor4fv = glColor4fv;
+ qglColor4i = glColor4i;
+ qglColor4iv = glColor4iv;
+ qglColor4s = glColor4s;
+ qglColor4sv = glColor4sv;
+ qglColor4ub = glColor4ub;
+ qglColor4ubv = glColor4ubv;
+ qglColor4ui = glColor4ui;
+ qglColor4uiv = glColor4uiv;
+ qglColor4us = glColor4us;
+ qglColor4usv = glColor4usv;
+ qglColorMask = glColorMask;
+ qglColorMaterial = glColorMaterial;
+ qglColorPointer = glColorPointer;
+ qglCopyPixels = glCopyPixels;
+ qglCopyTexImage1D = glCopyTexImage1D;
+ qglCopyTexImage2D = glCopyTexImage2D;
+ qglCopyTexSubImage1D = glCopyTexSubImage1D;
+ qglCopyTexSubImage2D = glCopyTexSubImage2D;
+ qglCullFace = glCullFace;
+ qglDeleteLists = glDeleteLists;
+ qglDeleteTextures = glDeleteTextures;
+ qglDepthFunc = glDepthFunc;
+ qglDepthMask = glDepthMask;
+ qglDepthRange = glDepthRange;
+ qglDisable = glDisable;
+ qglDisableClientState = glDisableClientState;
+ qglDrawArrays = glDrawArrays;
+ qglDrawBuffer = glDrawBuffer;
+ qglDrawElements = glDrawElements;
+ qglDrawPixels = glDrawPixels;
+ qglEdgeFlag = glEdgeFlag;
+ qglEdgeFlagPointer = glEdgeFlagPointer;
+ qglEdgeFlagv = glEdgeFlagv;
+ qglEnable = glEnable;
+ qglEnableClientState = glEnableClientState;
+ qglEnd = glEnd;
+ qglEndList = glEndList;
+ qglEvalCoord1d = glEvalCoord1d;
+ qglEvalCoord1dv = glEvalCoord1dv;
+ qglEvalCoord1f = glEvalCoord1f;
+ qglEvalCoord1fv = glEvalCoord1fv;
+ qglEvalCoord2d = glEvalCoord2d;
+ qglEvalCoord2dv = glEvalCoord2dv;
+ qglEvalCoord2f = glEvalCoord2f;
+ qglEvalCoord2fv = glEvalCoord2fv;
+ qglEvalMesh1 = glEvalMesh1;
+ qglEvalMesh2 = glEvalMesh2;
+ qglEvalPoint1 = glEvalPoint1;
+ qglEvalPoint2 = glEvalPoint2;
+ qglFeedbackBuffer = glFeedbackBuffer;
+ qglFinish = glFinish;
+ qglFlush = glFlush;
+ qglFogf = glFogf;
+ qglFogfv = glFogfv;
+ qglFogi = glFogi;
+ qglFogiv = glFogiv;
+ qglFrontFace = glFrontFace;
+ qglFrustum = glFrustum;
+ qglGenLists = glGenLists;
+ qglGenTextures = glGenTextures;
+ qglGetBooleanv = glGetBooleanv;
+ qglGetClipPlane = glGetClipPlane;
+ qglGetDoublev = glGetDoublev;
+ qglGetError = glGetError;
+ qglGetFloatv = glGetFloatv;
+ qglGetIntegerv = glGetIntegerv;
+ qglGetLightfv = glGetLightfv;
+ qglGetLightiv = glGetLightiv;
+ qglGetMapdv = glGetMapdv;
+ qglGetMapfv = glGetMapfv;
+ qglGetMapiv = glGetMapiv;
+ qglGetMaterialfv = glGetMaterialfv;
+ qglGetMaterialiv = glGetMaterialiv;
+ qglGetPixelMapfv = glGetPixelMapfv;
+ qglGetPixelMapuiv = glGetPixelMapuiv;
+ qglGetPixelMapusv = glGetPixelMapusv;
+ qglGetPointerv = glGetPointerv;
+ qglGetPolygonStipple = glGetPolygonStipple;
+ qglGetString = glGetString;
+ qglGetTexEnvfv = glGetTexEnvfv;
+ qglGetTexEnviv = glGetTexEnviv;
+ qglGetTexGendv = glGetTexGendv;
+ qglGetTexGenfv = glGetTexGenfv;
+ qglGetTexGeniv = glGetTexGeniv;
+ qglGetTexImage = glGetTexImage;
+ qglGetTexLevelParameterfv = glGetTexLevelParameterfv;
+ qglGetTexLevelParameteriv = glGetTexLevelParameteriv;
+ qglGetTexParameterfv = glGetTexParameterfv;
+ qglGetTexParameteriv = glGetTexParameteriv;
+ qglHint = glHint;
+ qglIndexMask = glIndexMask;
+ qglIndexPointer = glIndexPointer;
+ qglIndexd = glIndexd;
+ qglIndexdv = glIndexdv;
+ qglIndexf = glIndexf;
+ qglIndexfv = glIndexfv;
+ qglIndexi = glIndexi;
+ qglIndexiv = glIndexiv;
+ qglIndexs = glIndexs;
+ qglIndexsv = glIndexsv;
+ qglIndexub = glIndexub;
+ qglIndexubv = glIndexubv;
+ qglInitNames = glInitNames;
+ qglInterleavedArrays = glInterleavedArrays;
+ qglIsEnabled = glIsEnabled;
+ qglIsList = glIsList;
+ qglIsTexture = glIsTexture;
+ qglLightModelf = glLightModelf;
+ qglLightModelfv = glLightModelfv;
+ qglLightModeli = glLightModeli;
+ qglLightModeliv = glLightModeliv;
+ qglLightf = glLightf;
+ qglLightfv = glLightfv;
+ qglLighti = glLighti;
+ qglLightiv = glLightiv;
+ qglLineStipple = glLineStipple;
+ qglLineWidth = glLineWidth;
+ qglListBase = glListBase;
+ qglLoadIdentity = glLoadIdentity;
+ qglLoadMatrixd = glLoadMatrixd;
+ qglLoadMatrixf = glLoadMatrixf;
+ qglLoadName = glLoadName;
+ qglLogicOp = glLogicOp;
+ qglMap1d = glMap1d;
+ qglMap1f = glMap1f;
+ qglMap2d = glMap2d;
+ qglMap2f = glMap2f;
+ qglMapGrid1d = glMapGrid1d;
+ qglMapGrid1f = glMapGrid1f;
+ qglMapGrid2d = glMapGrid2d;
+ qglMapGrid2f = glMapGrid2f;
+ qglMaterialf = glMaterialf;
+ qglMaterialfv = glMaterialfv;
+ qglMateriali = glMateriali;
+ qglMaterialiv = glMaterialiv;
+ qglMatrixMode = glMatrixMode;
+ qglMultMatrixd = glMultMatrixd;
+ qglMultMatrixf = glMultMatrixf;
+ qglNewList = glNewList;
+ qglNormal3b = glNormal3b;
+ qglNormal3bv = glNormal3bv;
+ qglNormal3d = glNormal3d;
+ qglNormal3dv = glNormal3dv;
+ qglNormal3f = glNormal3f;
+ qglNormal3fv = glNormal3fv;
+ qglNormal3i = glNormal3i;
+ qglNormal3iv = glNormal3iv;
+ qglNormal3s = glNormal3s;
+ qglNormal3sv = glNormal3sv;
+ qglNormalPointer = glNormalPointer;
+ qglOrtho = glOrtho;
+ qglPassThrough = glPassThrough;
+ qglPixelMapfv = glPixelMapfv;
+ qglPixelMapuiv = glPixelMapuiv;
+ qglPixelMapusv = glPixelMapusv;
+ qglPixelStoref = glPixelStoref;
+ qglPixelStorei = glPixelStorei;
+ qglPixelTransferf = glPixelTransferf;
+ qglPixelTransferi = glPixelTransferi;
+ qglPixelZoom = glPixelZoom;
+ qglPointSize = glPointSize;
+ qglPolygonMode = glPolygonMode;
+ qglPolygonOffset = glPolygonOffset;
+ qglPolygonStipple = glPolygonStipple;
+ qglPopAttrib = glPopAttrib;
+ qglPopClientAttrib = glPopClientAttrib;
+ qglPopMatrix = glPopMatrix;
+ qglPopName = glPopName;
+ qglPrioritizeTextures = glPrioritizeTextures;
+ qglPushAttrib = glPushAttrib;
+ qglPushClientAttrib = glPushClientAttrib;
+ qglPushMatrix = glPushMatrix;
+ qglPushName = glPushName;
+ qglRasterPos2d = glRasterPos2d;
+ qglRasterPos2dv = glRasterPos2dv;
+ qglRasterPos2f = glRasterPos2f;
+ qglRasterPos2fv = glRasterPos2fv;
+ qglRasterPos2i = glRasterPos2i;
+ qglRasterPos2iv = glRasterPos2iv;
+ qglRasterPos2s = glRasterPos2s;
+ qglRasterPos2sv = glRasterPos2sv;
+ qglRasterPos3d = glRasterPos3d;
+ qglRasterPos3dv = glRasterPos3dv;
+ qglRasterPos3f = glRasterPos3f;
+ qglRasterPos3fv = glRasterPos3fv;
+ qglRasterPos3i = glRasterPos3i;
+ qglRasterPos3iv = glRasterPos3iv;
+ qglRasterPos3s = glRasterPos3s;
+ qglRasterPos3sv = glRasterPos3sv;
+ qglRasterPos4d = glRasterPos4d;
+ qglRasterPos4dv = glRasterPos4dv;
+ qglRasterPos4f = glRasterPos4f;
+ qglRasterPos4fv = glRasterPos4fv;
+ qglRasterPos4i = glRasterPos4i;
+ qglRasterPos4iv = glRasterPos4iv;
+ qglRasterPos4s = glRasterPos4s;
+ qglRasterPos4sv = glRasterPos4sv;
+ qglReadBuffer = glReadBuffer;
+ qglReadPixels = glReadPixels;
+ qglRectd = glRectd;
+ qglRectdv = glRectdv;
+ qglRectf = glRectf;
+ qglRectfv = glRectfv;
+ qglRecti = glRecti;
+ qglRectiv = glRectiv;
+ qglRects = glRects;
+ qglRectsv = glRectsv;
+ qglRenderMode = glRenderMode;
+ qglRotated = glRotated;
+ qglRotatef = glRotatef;
+ qglScaled = glScaled;
+ qglScalef = glScalef;
+ qglScissor = glScissor;
+ qglSelectBuffer = glSelectBuffer;
+ qglShadeModel = glShadeModel;
+ qglStencilFunc = glStencilFunc;
+ qglStencilMask = glStencilMask;
+ qglStencilOp = glStencilOp;
+ qglTexCoord1d = glTexCoord1d;
+ qglTexCoord1dv = glTexCoord1dv;
+ qglTexCoord1f = glTexCoord1f;
+ qglTexCoord1fv = glTexCoord1fv;
+ qglTexCoord1i = glTexCoord1i;
+ qglTexCoord1iv = glTexCoord1iv;
+ qglTexCoord1s = glTexCoord1s;
+ qglTexCoord1sv = glTexCoord1sv;
+ qglTexCoord2d = glTexCoord2d;
+ qglTexCoord2dv = glTexCoord2dv;
+ qglTexCoord2f = glTexCoord2f;
+ qglTexCoord2fv = glTexCoord2fv;
+ qglTexCoord2i = glTexCoord2i;
+ qglTexCoord2iv = glTexCoord2iv;
+ qglTexCoord2s = glTexCoord2s;
+ qglTexCoord2sv = glTexCoord2sv;
+ qglTexCoord3d = glTexCoord3d;
+ qglTexCoord3dv = glTexCoord3dv;
+ qglTexCoord3f = glTexCoord3f;
+ qglTexCoord3fv = glTexCoord3fv;
+ qglTexCoord3i = glTexCoord3i;
+ qglTexCoord3iv = glTexCoord3iv;
+ qglTexCoord3s = glTexCoord3s;
+ qglTexCoord3sv = glTexCoord3sv;
+ qglTexCoord4d = glTexCoord4d;
+ qglTexCoord4dv = glTexCoord4dv;
+ qglTexCoord4f = glTexCoord4f;
+ qglTexCoord4fv = glTexCoord4fv;
+ qglTexCoord4i = glTexCoord4i;
+ qglTexCoord4iv = glTexCoord4iv;
+ qglTexCoord4s = glTexCoord4s;
+ qglTexCoord4sv = glTexCoord4sv;
+ qglTexCoordPointer = glTexCoordPointer;
+ qglTexEnvf = glTexEnvf;
+ qglTexEnvfv = glTexEnvfv;
+ qglTexEnvi = glTexEnvi;
+ qglTexEnviv = glTexEnviv;
+ qglTexGend = glTexGend;
+ qglTexGendv = glTexGendv;
+ qglTexGenf = glTexGenf;
+ qglTexGenfv = glTexGenfv;
+ qglTexGeni = glTexGeni;
+ qglTexGeniv = glTexGeniv;
+ qglTexImage1D = glTexImage1D;
+ qglTexImage2D = glTexImage2D;
+ qglTexParameterf = glTexParameterf;
+ qglTexParameterfv = glTexParameterfv;
+ qglTexParameteri = glTexParameteri;
+ qglTexParameteriv = glTexParameteriv;
+ qglTexSubImage1D = glTexSubImage1D;
+ qglTexSubImage2D = glTexSubImage2D;
+ qglTranslated = glTranslated;
+ qglTranslatef = glTranslatef;
+ qglVertex2d = glVertex2d;
+ qglVertex2dv = glVertex2dv;
+ qglVertex2f = glVertex2f;
+ qglVertex2fv = glVertex2fv;
+ qglVertex2i = glVertex2i;
+ qglVertex2iv = glVertex2iv;
+ qglVertex2s = glVertex2s;
+ qglVertex2sv = glVertex2sv;
+ qglVertex3d = glVertex3d;
+ qglVertex3dv = glVertex3dv;
+ qglVertex3f = glVertex3f;
+ qglVertex3fv = glVertex3fv;
+ qglVertex3i = glVertex3i;
+ qglVertex3iv = glVertex3iv;
+ qglVertex3s = glVertex3s;
+ qglVertex3sv = glVertex3sv;
+ qglVertex4d = glVertex4d;
+ qglVertex4dv = glVertex4dv;
+ qglVertex4f = glVertex4f;
+ qglVertex4fv = glVertex4fv;
+ qglVertex4i = glVertex4i;
+ qglVertex4iv = glVertex4iv;
+ qglVertex4s = glVertex4s;
+ qglVertex4sv = glVertex4sv;
+ qglVertexPointer = glVertexPointer;
+ qglViewport = 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 = safe_dlsym( g_hGLDLL, "wglCopyContext" );
+ qwglCreateContext = safe_dlsym( g_hGLDLL, "wglCreateContext" );
+ qwglCreateLayerContext = safe_dlsym( g_hGLDLL, "wglCreateLayerContext" );
+ qwglDeleteContext = safe_dlsym( g_hGLDLL, "wglDeleteContext" );
+ qwglDescribeLayerPlane = safe_dlsym( g_hGLDLL, "wglDescribeLayerPlane" );
+ qwglGetCurrentContext = safe_dlsym( g_hGLDLL, "wglGetCurrentContext" );
+ qwglGetCurrentDC = safe_dlsym( g_hGLDLL, "wglGetCurrentDC" );
+ qwglGetLayerPaletteEntries = safe_dlsym( g_hGLDLL, "wglGetLayerPaletteEntries" );
+ qwglGetProcAddress = safe_dlsym( g_hGLDLL, "wglGetProcAddress" );
+ qwglMakeCurrent = safe_dlsym( g_hGLDLL, "wglMakeCurrent" );
+ qwglRealizeLayerPalette = safe_dlsym( g_hGLDLL, "wglRealizeLayerPalette" );
+ qwglSetLayerPaletteEntries = safe_dlsym( g_hGLDLL, "wglSetLayerPaletteEntries" );
+ qwglShareLists = safe_dlsym( g_hGLDLL, "wglShareLists" );
+ qwglSwapLayerBuffers = safe_dlsym( g_hGLDLL, "wglSwapLayerBuffers" );
+ qwglUseFontBitmaps = safe_dlsym( g_hGLDLL, "wglUseFontBitmapsA" );
+ qwglUseFontOutlines = safe_dlsym( g_hGLDLL, "wglUseFontOutlinesA" );
+
+ qwglChoosePixelFormat = safe_dlsym( g_hGLDLL, "wglChoosePixelFormat" );
+ qwglDescribePixelFormat = safe_dlsym( g_hGLDLL, "wglDescribePixelFormat" );
+ qwglGetPixelFormat = safe_dlsym( g_hGLDLL, "wglGetPixelFormat" );
+ qwglSetPixelFormat = safe_dlsym( g_hGLDLL, "wglSetPixelFormat" );
+ qwglSwapBuffers = safe_dlsym( g_hGLDLL, "wglSwapBuffers" );
+
+ qwglSwapIntervalEXT = 0;
+ qglPointParameterfEXT = 0;
+ qglPointParameterfvEXT = 0;
+ qglColorTableEXT = 0;
+ qglSelectTextureSGIS = 0;
+ qglMTexCoord2fSGIS = 0;
+#endif
+
+#if defined ( __linux__ ) || defined ( __APPLE__ )
+ qglXChooseVisual = glXChooseVisual;
+ qglXCreateContext = glXCreateContext;
+ qglXDestroyContext = glXDestroyContext;
+ qglXMakeCurrent = glXMakeCurrent;
+ qglXCopyContext = glXCopyContext;
+ qglXSwapBuffers = glXSwapBuffers;
+ qglXCreateGLXPixmap = glXCreateGLXPixmap;
+ qglXDestroyGLXPixmap = glXDestroyGLXPixmap;
+ qglXQueryExtension = glXQueryExtension;
+ qglXQueryVersion = glXQueryVersion;
+ qglXIsDirect = glXIsDirect;
+ qglXGetConfig = glXGetConfig;
+ qglXGetCurrentContext = glXGetCurrentContext;
+ qglXGetCurrentDrawable = glXGetCurrentDrawable;
+ qglXWaitGL = glXWaitGL;
+ qglXWaitX = glXWaitX;
+ qglXUseXFont = glXUseXFont;
+ qglXGetProcAddressARB = glXGetProcAddressARB; // Utah-GLX fix
+#endif
+
+ qglPointParameterfEXT = 0;
+ qglPointParameterfvEXT = 0;
+ qglColorTableEXT = 0;
+ qglSelectTextureSGIS = 0;
+ qglMTexCoord2fSGIS = 0;
+
+ Sys_Printf( "Done.\n" );
+
+ if ( init_error == 1 ) {
+ return 0;
+ }
+
+ return 1;
+}
+
+static 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 );
+
+ // 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" );
+ }
+}