#define GL_POLYGON_OFFSET_POINT 0x2A01
#define GL_POLYGON_OFFSET_LINE 0x2A02
#define GL_POLYGON_OFFSET_FILL 0x8037
+
+#define GL_POINT_SMOOTH 0x0B10
+#define GL_LINE_SMOOTH 0x0B20
+#define GL_POLYGON_SMOOTH 0x0B41
#endif
// GL_ARB_multitexture
extern int gl_textureunits;
+extern void (GLAPIENTRY *qglMultiTexCoord1f) (GLenum, GLfloat);
extern void (GLAPIENTRY *qglMultiTexCoord2f) (GLenum, GLfloat, GLfloat);
extern void (GLAPIENTRY *qglMultiTexCoord3f) (GLenum, GLfloat, GLfloat, GLfloat);
+extern void (GLAPIENTRY *qglMultiTexCoord4f) (GLenum, GLfloat, GLfloat, GLfloat, GLfloat);
extern void (GLAPIENTRY *qglActiveTexture) (GLenum);
extern void (GLAPIENTRY *qglClientActiveTexture) (GLenum);
#ifndef GL_ACTIVE_TEXTURE_ARB
extern void (GLAPIENTRY *qglArrayElement)(GLint i);
extern void (GLAPIENTRY *qglColor4f)(GLfloat red, GLfloat green, GLfloat blue, GLfloat alpha);
+extern void (GLAPIENTRY *qglTexCoord1f)(GLfloat s);
extern void (GLAPIENTRY *qglTexCoord2f)(GLfloat s, GLfloat t);
extern void (GLAPIENTRY *qglTexCoord3f)(GLfloat s, GLfloat t, GLfloat r);
+extern void (GLAPIENTRY *qglTexCoord4f)(GLfloat s, GLfloat t, GLfloat r, GLfloat q);
extern void (GLAPIENTRY *qglVertex2f)(GLfloat x, GLfloat y);
extern void (GLAPIENTRY *qglVertex3f)(GLfloat x, GLfloat y, GLfloat z);
extern void (GLAPIENTRY *qglBegin)(GLenum mode);
extern void (GLAPIENTRY *qglPolygonOffset)(GLfloat factor, GLfloat units);
-#if WIN32
-extern int (WINAPI *qwglChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
-extern int (WINAPI *qwglDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
-//extern int (WINAPI *qwglGetPixelFormat)(HDC);
-extern BOOL (WINAPI *qwglSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
-extern BOOL (WINAPI *qwglSwapBuffers)(HDC);
-extern HGLRC (WINAPI *qwglCreateContext)(HDC);
-extern BOOL (WINAPI *qwglDeleteContext)(HGLRC);
-extern PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
-extern BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
-extern BOOL (WINAPI *qwglSwapIntervalEXT)(int interval);
-#endif
-
// GL_ARB_shader_objects
extern int gl_support_shader_objects;
#ifndef GL_PROGRAM_OBJECT_ARB