#include "gsl_ctx.h"
#include "GSLDevice.h"

#if defined(ATI_OS_WIN)

#include <d3d9.h>
#include <dxgi.h>

/**************************************************************************************************************
* Note: ideally the DXX extension interfaces should be mapped from the DXX perforce branch. 
* This means CAL client spec will need to change to include headers directly from the DXX perforce tree. 
* However, CAL only cares about the DXX OpenCL extension interface class. The spec cannot change
* without notification. So it is safe to use a local copy of the relevant DXX extension interface classes.
**************************************************************************************************************/
#include "DxxOpenCLInteropExt.h"


bool
CALGSLDevice::associateD3D9Device(void* d3d9Device)
{
    bool canInteroperate = false;
    D3DCAPS9 pCaps;
    LUID calDevAdapterLuid = {0, 0};
    UINT calDevChainBitMask = 0;
    IDirect3D9* p3d9dev;
    LUID d3d9deviceLuid = {0, 0};

    IDirect3DDevice9* pd3d9Device = static_cast<IDirect3DDevice9*>(d3d9Device);

    // Get D3D9 Device caps
    pd3d9Device->GetDeviceCaps(&pCaps);
    // Get 3D9 Device
    pd3d9Device->GetDirect3D(&p3d9dev);

    IDirect3D9Ex* p3d9devEx = static_cast<IDirect3D9Ex*>(p3d9dev);
    p3d9devEx->GetAdapterLUID(pCaps.AdapterOrdinal, &d3d9deviceLuid);
    p3d9dev->Release();

    // match the adapter
    if (m_adp->getMVPUinfo(&calDevAdapterLuid, &calDevChainBitMask))
    {
        canInteroperate = ((calDevAdapterLuid.HighPart == d3d9deviceLuid.HighPart) &&
                           (calDevAdapterLuid.LowPart == d3d9deviceLuid.LowPart));
    }

    return canInteroperate;
}

#else // !ATI_OS_WIN

bool
CALGSLDevice::associateD3D9Device(void* d3dDevice)
{
    return false;
}

#endif // !ATI_OS_WIN