#ifndef __mac_compat_glext_h_
#define __mac_compat_glext_h_


#ifdef __cplusplus
extern "C" {
#endif

#define APIENTRYP *
#  define GL_GLEXT_LEGACY 1
#  include <OpenGL/gl.h>

//#if GL_ARB_shader_objects
typedef char GLcharARB;
typedef void *GLhandleARB;
//#endif

//#if GL_ARB_vertex_buffer_object
typedef long GLintptrARB;
typedef long GLsizeiptrARB;
//#endif


// GL_ARB_multitexture
typedef void (APIENTRYP PFNGLACTIVETEXTUREARBPROC) (GLenum texture);
typedef void (APIENTRYP PFNGLCLIENTACTIVETEXTUREARBPROC) (GLenum texture);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1DARBPROC) (GLenum target, GLdouble s);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1DVARBPROC) (GLenum target, const GLdouble *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1FARBPROC) (GLenum target, GLfloat s);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1FVARBPROC) (GLenum target, const GLfloat *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1IARBPROC) (GLenum target, GLint s);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1IVARBPROC) (GLenum target, const GLint *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1SARBPROC) (GLenum target, GLshort s);
typedef void (APIENTRYP PFNGLMULTITEXCOORD1SVARBPROC) (GLenum target, const GLshort *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2DARBPROC) (GLenum target, GLdouble s, GLdouble t);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2DVARBPROC) (GLenum target, const GLdouble *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2FARBPROC) (GLenum target, GLfloat s, GLfloat t);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2FVARBPROC) (GLenum target, const GLfloat *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2IARBPROC) (GLenum target, GLint s, GLint t);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2IVARBPROC) (GLenum target, const GLint *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2SARBPROC) (GLenum target, GLshort s, GLshort t);
typedef void (APIENTRYP PFNGLMULTITEXCOORD2SVARBPROC) (GLenum target, const GLshort *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3DVARBPROC) (GLenum target, const GLdouble *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3FVARBPROC) (GLenum target, const GLfloat *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3IARBPROC) (GLenum target, GLint s, GLint t, GLint r);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3IVARBPROC) (GLenum target, const GLint *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r);
typedef void (APIENTRYP PFNGLMULTITEXCOORD3SVARBPROC) (GLenum target, const GLshort *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4DARBPROC) (GLenum target, GLdouble s, GLdouble t, GLdouble r, GLdouble q);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4DVARBPROC) (GLenum target, const GLdouble *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4FARBPROC) (GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4FVARBPROC) (GLenum target, const GLfloat *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4IARBPROC) (GLenum target, GLint s, GLint t, GLint r, GLint q);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4IVARBPROC) (GLenum target, const GLint *v);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4SARBPROC) (GLenum target, GLshort s, GLshort t, GLshort r, GLshort q);
typedef void (APIENTRYP PFNGLMULTITEXCOORD4SVARBPROC) (GLenum target, const GLshort *v);

//GL_ARB_shader_objects
typedef void (APIENTRYP PFNGLDELETEOBJECTARBPROC) (unsigned int obj);
typedef unsigned int (APIENTRYP PFNGLGETHANDLEARBPROC) (GLenum pname);
typedef void (APIENTRYP PFNGLDETACHOBJECTARBPROC) (unsigned int containerObj, unsigned int attachedObj);
typedef unsigned int (APIENTRYP PFNGLCREATESHADEROBJECTARBPROC) (GLenum shaderType);
typedef void (APIENTRYP PFNGLSHADERSOURCEARBPROC) (unsigned int shaderObj, GLsizei count, const GLcharARB* *string, const GLint *length);
typedef void (APIENTRYP PFNGLCOMPILESHADERARBPROC) (unsigned int shaderObj);
typedef unsigned int (APIENTRYP PFNGLCREATEPROGRAMOBJECTARBPROC) (void);
typedef void (APIENTRYP PFNGLATTACHOBJECTARBPROC) (unsigned int containerObj, unsigned int obj);
typedef void (APIENTRYP PFNGLLINKPROGRAMARBPROC) (unsigned int programObj);
typedef void (APIENTRYP PFNGLUSEPROGRAMOBJECTARBPROC) (unsigned int programObj);
typedef void (APIENTRYP PFNGLVALIDATEPROGRAMARBPROC) (unsigned int programObj);
typedef void (APIENTRYP PFNGLUNIFORM1FARBPROC) (GLint location, GLfloat v0);
typedef void (APIENTRYP PFNGLUNIFORM2FARBPROC) (GLint location, GLfloat v0, GLfloat v1);
typedef void (APIENTRYP PFNGLUNIFORM3FARBPROC) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
typedef void (APIENTRYP PFNGLUNIFORM4FARBPROC) (GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
typedef void (APIENTRYP PFNGLUNIFORM1IARBPROC) (GLint location, GLint v0);
typedef void (APIENTRYP PFNGLUNIFORM2IARBPROC) (GLint location, GLint v0, GLint v1);
typedef void (APIENTRYP PFNGLUNIFORM3IARBPROC) (GLint location, GLint v0, GLint v1, GLint v2);
typedef void (APIENTRYP PFNGLUNIFORM4IARBPROC) (GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
typedef void (APIENTRYP PFNGLUNIFORM1FVARBPROC) (GLint location, GLsizei count, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORM2FVARBPROC) (GLint location, GLsizei count, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORM3FVARBPROC) (GLint location, GLsizei count, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORM4FVARBPROC) (GLint location, GLsizei count, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORM1IVARBPROC) (GLint location, GLsizei count, const GLint *value);
typedef void (APIENTRYP PFNGLUNIFORM2IVARBPROC) (GLint location, GLsizei count, const GLint *value);
typedef void (APIENTRYP PFNGLUNIFORM3IVARBPROC) (GLint location, GLsizei count, const GLint *value);
typedef void (APIENTRYP PFNGLUNIFORM4IVARBPROC) (GLint location, GLsizei count, const GLint *value);
typedef void (APIENTRYP PFNGLUNIFORMMATRIX2FVARBPROC) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORMMATRIX3FVARBPROC) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
typedef void (APIENTRYP PFNGLUNIFORMMATRIX4FVARBPROC) (GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
typedef void (APIENTRYP PFNGLGETOBJECTPARAMETERFVARBPROC) (unsigned int obj, GLenum pname, GLfloat *params);
typedef void (APIENTRYP PFNGLGETOBJECTPARAMETERIVARBPROC) (unsigned int obj, GLenum pname, GLint *params);
typedef void (APIENTRYP PFNGLGETINFOLOGARBPROC) (unsigned int obj, GLsizei maxLength, GLsizei *length, void *infoLog);
typedef void (APIENTRYP PFNGLGETATTACHEDOBJECTSARBPROC) (unsigned int containerObj, GLsizei maxCount, GLsizei *count, unsigned int *obj);
typedef GLint (APIENTRYP PFNGLGETUNIFORMLOCATIONARBPROC) (unsigned int programObj, const void *name);
typedef void (APIENTRYP PFNGLGETACTIVEUNIFORMARBPROC) (unsigned int programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
typedef void (APIENTRYP PFNGLGETUNIFORMFVARBPROC) (unsigned int programObj, GLint location, GLfloat *params);
typedef void (APIENTRYP PFNGLGETUNIFORMIVARBPROC) (unsigned int programObj, GLint location, GLint *params);
typedef void (APIENTRYP PFNGLGETSHADERSOURCEARBPROC) (unsigned int obj, GLsizei maxLength, GLsizei *length, void *source);


//GL_ARB_vertex_shader
typedef void (APIENTRYP PFNGLBINDATTRIBLOCATIONARBPROC) (unsigned int  programObj, GLuint index, const GLcharARB *name);
typedef void (APIENTRYP PFNGLGETACTIVEATTRIBARBPROC) (unsigned int  programObj, GLuint index, GLsizei maxLength, GLsizei *length, GLint *size, GLenum *type, GLcharARB *name);
typedef GLint (APIENTRYP PFNGLGETATTRIBLOCATIONARBPROC) (unsigned int  programObj, const GLcharARB *name);


//GL_ARB_vertex_program
typedef void (APIENTRYP PFNGLVERTEXATTRIB1FARBPROC) (GLuint index, GLfloat x);
typedef void (APIENTRYP PFNGLVERTEXATTRIB1FVARBPROC) (GLuint index, const GLfloat *v);
typedef void (APIENTRYP PFNGLVERTEXATTRIB2FARBPROC) (GLuint index, GLfloat x, GLfloat y);
typedef void (APIENTRYP PFNGLVERTEXATTRIB2FVARBPROC) (GLuint index, const GLfloat *v);
typedef void (APIENTRYP PFNGLVERTEXATTRIB3FARBPROC) (GLuint index, GLfloat x, GLfloat y, GLfloat z);
typedef void (APIENTRYP PFNGLVERTEXATTRIB3FVARBPROC) (GLuint index, const GLfloat *v);
typedef void (APIENTRYP PFNGLVERTEXATTRIB4FARBPROC) (GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
typedef void (APIENTRYP PFNGLVERTEXATTRIB4FVARBPROC) (GLuint index, const GLfloat *v);
typedef void (APIENTRYP PFNGLGETPROGRAMSTRINGARBPROC) (GLenum target, GLenum pname, GLvoid *string);
typedef void (APIENTRYP PFNGLGETVERTEXATTRIBDVARBPROC) (GLuint index, GLenum pname, GLdouble *params);
typedef void (APIENTRYP PFNGLGETVERTEXATTRIBFVARBPROC) (GLuint index, GLenum pname, GLfloat *params);
typedef void (APIENTRYP PFNGLGETVERTEXATTRIBIVARBPROC) (GLuint index, GLenum pname, GLint *params);

#define GL_FRAGMENT_SHADER                0x8B30
#define GL_COMPILE_STATUS                 0x8B81
#define GL_LINK_STATUS                    0x8B82
#define GL_VALIDATE_STATUS                0x8B83


#ifdef __cplusplus
}
#endif

#endif