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#ifndef _FRAMEWORK_H_
#define _FRAMEWORK_H_
#ifdef WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif
#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <GL/gl.h>
#include <GL/glut.h>
#include <GL/glext.h>
#ifdef WIN32
#define GETPROCADDRESS(x) wglGetProcAddress (x)
#else
#define GETPROCADDRESS(x) glutGetProcAddress (x)
#endif
#define GETPROCADDR(x,T) do { x = (T) (GETPROCADDRESS(#x)); assert (x != NULL); } while (0)
/*
* GL_ARB_multitexture
*/
extern PFNGLCLIENTACTIVETEXTUREARBPROC glClientActiveTextureARB;
extern PFNGLMULTITEXCOORD4FVARBPROC glMultiTexCoord4fvARB;
/*
* GL_ARB_shader_objects
*/
extern PFNGLDELETEOBJECTARBPROC glDeleteObjectARB;
extern PFNGLGETHANDLEARBPROC glGetHandleARB;
extern PFNGLDETACHOBJECTARBPROC glDetachObjectARB;
extern PFNGLCREATESHADEROBJECTARBPROC glCreateShaderObjectARB;
extern PFNGLSHADERSOURCEARBPROC glShaderSourceARB;
extern PFNGLCOMPILESHADERARBPROC glCompileShaderARB;
extern PFNGLCREATEPROGRAMOBJECTARBPROC glCreateProgramObjectARB;
extern PFNGLATTACHOBJECTARBPROC glAttachObjectARB;
extern PFNGLLINKPROGRAMARBPROC glLinkProgramARB;
extern PFNGLUSEPROGRAMOBJECTARBPROC glUseProgramObjectARB;
extern PFNGLGETOBJECTPARAMETERIVARBPROC glGetObjectParameterivARB;
extern PFNGLGETINFOLOGARBPROC glGetInfoLogARB;
extern PFNGLGETUNIFORMLOCATIONARBPROC glGetUniformLocationARB;
/*static PFNGLUNIFORM4FVARBPROC glUniform4fvARB = NULL;*/
/*
* GL_ARB_vertex_shader
*/
extern PFNGLVERTEXATTRIB4FVARBPROC glVertexAttrib4fvARB;
extern PFNGLVERTEXATTRIBPOINTERARBPROC glVertexAttribPointerARB;
extern PFNGLENABLEVERTEXATTRIBARRAYARBPROC glEnableVertexAttribArrayARB;
extern PFNGLDISABLEVERTEXATTRIBARRAYARBPROC glDisableVertexAttribArrayARB;
extern PFNGLBINDATTRIBLOCATIONARBPROC glBindAttribLocationARB;
extern PFNGLGETATTRIBLOCATIONARBPROC glGetAttribLocationARB;
/*
* GL_EXT_fog_coord
*/
extern PFNGLFOGCOORDFVEXTPROC glFogCoordfvEXT;
extern PFNGLFOGCOORDPOINTEREXTPROC glFogCoordPointerEXT;
/*
* GL_EXT_secondary_color
*/
extern PFNGLSECONDARYCOLOR3FVEXTPROC glSecondaryColor3fvEXT;
extern PFNGLSECONDARYCOLORPOINTEREXTPROC glSecondaryColorPointerEXT;
void InitFramework (int *argc, char *argv[]);
extern void InitScene (void);
extern void RenderScene (void);
GLboolean CheckObjectStatus (GLhandleARB);
#endif
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