//--------------------------------------------------------------------------------------
//
//
// Copyright 2015 ADVANCED MICRO DEVICES, INC.  All Rights Reserved.
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#pragma once

#ifdef WIN32
#include <GL/glew.h>
#include <stdio.h>
#include <tchar.h>
void DbgPrint(LPCTSTR lpszFormat, ...);
#endif

#ifdef LINUX
#include <GL/glxew.h>

typedef long long LONGLONG;
#define DbgPrint printf
#define APIENTRY
#endif

#define GLX_ARB_get_proc_address 1

#define GL_EXTERNAL_VIRTUAL_MEMORY_AMD          0x9160

#define GL_BUS_ADDRESSABLE_MEMORY_AMD           0x9168
#define GL_EXTERNAL_PHYSICAL_MEMORY_AMD         0x9169

typedef GLvoid (APIENTRY * PFNGLWAITMARKERAMDPROC)          (GLuint buffer, GLuint marker);
typedef GLvoid (APIENTRY * PFNGLWRITEMARKERAMDPROC)         (GLuint buffer, GLuint marker, GLuint64 offset);
typedef GLvoid (APIENTRY * PFNGLMAKEBUFFERSRESIDENTAMDPROC) (GLsizei count, GLuint* buffers, GLuint64* baddrs, GLuint64* maddrs);
typedef GLvoid (APIENTRY * PFNGLBUFFERBUSADDRESSAMDPROC)    (GLenum target, GLsizeiptr size, GLuint64 baddrs, GLuint64 maddrs);


extern PFNGLWAITMARKERAMDPROC          glWaitMarkerAMD;
extern PFNGLWRITEMARKERAMDPROC         glWriteMarkerAMD;
extern PFNGLMAKEBUFFERSRESIDENTAMDPROC glMakeBuffersResidentAMD;
extern PFNGLBUFFERBUSADDRESSAMDPROC    glBufferBusAddressAMD;


#define OneSecond 1000*1000*1000L


#define NUM_BUFFERS 3
#define THREAD_WAIT_TIMEOUT 5000

// data structure to exchange P2P addresses between the GPU and FG
typedef struct
{
    union
    {
        unsigned int    uiBufferGLId;
    };
    GLuint64  ullBufferBusAddress;
    GLuint64  ullMarkerBusAddress;

} BusBufferDesc;



typedef struct
{
    unsigned int        uiWidth;
    unsigned int        uiHeight;
    int                 nFormat;
    int                 nBits;
} StreamDesc;

