-/*\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");
+ }
+}
projects / xonotic / netradiant.git / blobdiff