/**
 * Production "d3d9.h" file.
 * 
 * TODO: Auto-generate this file from internal headers.
 */
#ifndef _D3D9_H
#define _D3D9_H
#include <windows.h>
#include <winerror.h>
#include <unknwn.h>

UINT D3D_SDK_VERSION = 0x0900;

#define D3DADAPTER_DEFAULT 0

//not sure if this goes here.
/*#define API_ENTER_NO_LOCK() \
    do { \
        InterlockedIncrement(&g_nInsideAPI); \
    } while (false)*/

#ifdef _DEBUG
#define DXGASSERT(exp) do { \
    if (!(exp)) { \
        fprintf(stderr, "Assertion failed: %s, file %s, line %d\n", #exp, __FILE__, __LINE__); \
        abort(); \
    } \
} while (0)
#else
#define DXGASSERT(exp) ((void)0)
#endif

#define MAKEFOURCC(ch0, ch1, ch2, ch3)                              \
                ((DWORD)(BYTE)(ch0) | ((DWORD)(BYTE)(ch1) << 8) |   \
                ((DWORD)(BYTE)(ch2) << 16) | ((DWORD)(BYTE)(ch3) << 24 ))


typedef enum {
    REF_EXTERNAL  = 0,
    REF_INTRINSIC = 1,
    REF_INTERNAL = 2

} REF_TYPE;
/**
 * Defines the various types of surface formats.
 */
typedef enum _D3DFORMAT {
    D3DFMT_UNKNOWN              =  0,

    D3DFMT_R8G8B8               = 20,
    D3DFMT_A8R8G8B8             = 21,
    D3DFMT_X8R8G8B8             = 22,
    D3DFMT_R5G6B5               = 23,
    D3DFMT_X1R5G5B5             = 24,
    D3DFMT_A1R5G5B5             = 25,
    D3DFMT_A4R4G4B4             = 26,
    D3DFMT_R3G3B2               = 27,
    D3DFMT_A8                   = 28,
    D3DFMT_A8R3G3B2             = 29,
    D3DFMT_X4R4G4B4             = 30,
    D3DFMT_A2B10G10R10          = 31,
    D3DFMT_A8B8G8R8             = 32,
    D3DFMT_X8B8G8R8             = 33,
    D3DFMT_G16R16               = 34,
    D3DFMT_A2R10G10B10          = 35,
    D3DFMT_A16B16G16R16         = 36,

    D3DFMT_A8P8                 = 40,
    D3DFMT_P8                   = 41,

    D3DFMT_L8                   = 50,
    D3DFMT_A8L8                 = 51,
    D3DFMT_A4L4                 = 52,

    D3DFMT_V8U8                 = 60,
    D3DFMT_L6V5U5               = 61,
    D3DFMT_X8L8V8U8             = 62,
    D3DFMT_Q8W8V8U8             = 63,
    D3DFMT_V16U16               = 64,
    D3DFMT_A2W10V10U10          = 67,

    D3DFMT_UYVY                 = MAKEFOURCC('U', 'Y', 'V', 'Y'),
    D3DFMT_R8G8_B8G8            = MAKEFOURCC('R', 'G', 'B', 'G'),
    D3DFMT_YUY2                 = MAKEFOURCC('Y', 'U', 'Y', '2'),
    D3DFMT_G8R8_G8B8            = MAKEFOURCC('G', 'R', 'G', 'B'),
    D3DFMT_DXT1                 = MAKEFOURCC('D', 'X', 'T', '1'),
    D3DFMT_DXT2                 = MAKEFOURCC('D', 'X', 'T', '2'),
    D3DFMT_DXT3                 = MAKEFOURCC('D', 'X', 'T', '3'),
    D3DFMT_DXT4                 = MAKEFOURCC('D', 'X', 'T', '4'),
    D3DFMT_DXT5                 = MAKEFOURCC('D', 'X', 'T', '5'),

    D3DFMT_D16_LOCKABLE         = 70,
    D3DFMT_D32                  = 71,
    D3DFMT_D15S1                = 73,
    D3DFMT_D24S8                = 75,
    D3DFMT_D24X8                = 77,
    D3DFMT_D24X4S4              = 79,
    D3DFMT_D16                  = 80,

    D3DFMT_D32F_LOCKABLE        = 82,
    D3DFMT_D24FS8               = 83,

#if !defined(D3D_DISABLE_9EX)
    D3DFMT_D32_LOCKABLE         = 84,
    D3DFMT_S8_LOCKABLE          = 85,
#endif // !D3D_DISABLE_9EX

    D3DFMT_L16                  = 81,

    D3DFMT_VERTEXDATA           =100,
    D3DFMT_INDEX16              =101,
    D3DFMT_INDEX32              =102,

    D3DFMT_Q16W16V16U16         =110,

    D3DFMT_MULTI2_ARGB8         = MAKEFOURCC('M','E','T','1'),

    D3DFMT_R16F                 = 111,
    D3DFMT_G16R16F              = 112,
    D3DFMT_A16B16G16R16F        = 113,

    D3DFMT_R32F                 = 114,
    D3DFMT_G32R32F              = 115,
    D3DFMT_A32B32G32R32F        = 116,

    D3DFMT_CxV8U8               = 117,

#if !defined(D3D_DISABLE_9EX)
    D3DFMT_A1                   = 118,
    D3DFMT_A2B10G10R10_XR_BIAS  = 119,
    D3DFMT_BINARYBUFFER         = 199,
#endif // !D3D_DISABLE_9EX

    D3DFMT_FORCE_DWORD          =0x7fffffff
} D3DFORMAT;

/**
 * Defines the levels of full-scene multisampling that the device can apply.
 */
typedef enum D3DMULTISAMPLE_TYPE {
  D3DMULTISAMPLE_NONE          = 0,
  D3DMULTISAMPLE_NONMASKABLE   = 1,
  D3DMULTISAMPLE_2_SAMPLES     = 2,
  D3DMULTISAMPLE_3_SAMPLES     = 3,
  D3DMULTISAMPLE_4_SAMPLES     = 4,
  D3DMULTISAMPLE_5_SAMPLES     = 5,
  D3DMULTISAMPLE_6_SAMPLES     = 6,
  D3DMULTISAMPLE_7_SAMPLES     = 7,
  D3DMULTISAMPLE_8_SAMPLES     = 8,
  D3DMULTISAMPLE_9_SAMPLES     = 9,
  D3DMULTISAMPLE_10_SAMPLES    = 10,
  D3DMULTISAMPLE_11_SAMPLES    = 11,
  D3DMULTISAMPLE_12_SAMPLES    = 12,
  D3DMULTISAMPLE_13_SAMPLES    = 13,
  D3DMULTISAMPLE_14_SAMPLES    = 14,
  D3DMULTISAMPLE_15_SAMPLES    = 15,
  D3DMULTISAMPLE_16_SAMPLES    = 16,
  D3DMULTISAMPLE_FORCE_DWORD   = 0xffffffff
} D3DMULTISAMPLE_TYPE, *LPD3DMULTISAMPLE_TYPE;

/**
 * Defines swap effects
 */
typedef enum D3DSWAPEFFECT {
  D3DSWAPEFFECT_DISCARD      = 1,
  D3DSWAPEFFECT_FLIP         = 2,
  D3DSWAPEFFECT_COPY         = 3,
  D3DSWAPEFFECT_OVERLAY      = 4,
  D3DSWAPEFFECT_FLIPEX       = 5,
  D3DSWAPEFFECT_FORCE_DWORD  = 0xFFFFFFFF
} D3DSWAPEFFECT, *LPD3DSWAPEFFECT;

/**
 * Describes the presentation parameters.
 */
struct D3DPRESENT_PARAMETERS {
	UINT                BackBufferWidth;
	UINT                BackBufferHeight;
	D3DFORMAT           BackBufferFormat;
	UINT                BackBufferCount;
	D3DMULTISAMPLE_TYPE MultiSampleType;
	DWORD               MultiSampleQuality;
	D3DSWAPEFFECT       SwapEffect;
	HWND                hDeviceWindow;
	BOOL                Windowed;
	BOOL                EnableAutoDepthStencil;
	D3DFORMAT           AutoDepthStencilFormat;
	DWORD               Flags;
	UINT                FullScreen_RefreshRateInHz;
	UINT                PresentationInterval;
};
typedef struct D3DPRESENT_PARAMETERS D3DPRESENT_PARAMETERS, *LPD3DPRESENT_PARAMETERS;

struct IDirect3DDevice9 {
    IDirect3DDevice9();

    virtual HRESULT QueryInterface(REFIID riid, void** ppvObj);
    virtual ULONG AddRef();
    virtual ULONG Release();

    HRESULT Clear(DWORD Count, const void/*D3DRECT*/ *pRects, DWORD Flags, int/*D3DCOLOR*/ Color, float Z, DWORD Stencil);

    // Define other methods required by IDirect3D9 interface

    private:ULONG refCount;
};
typedef struct IDirect3DDevice9 *LPDIRECT3DDEVICE9, *PDIRECT3DDEVICE9;

/**
 * Defines device types
 */
typedef enum D3DDEVTYPE {
  D3DDEVTYPE_HAL          = 1,
  D3DDEVTYPE_NULLREF      = 4,
  D3DDEVTYPE_REF          = 2,
  D3DDEVTYPE_SW           = 3,
  D3DDEVTYPE_FORCE_DWORD  = 0xffffffff
} D3DDEVTYPE, *LPD3DDEVTYPE;

struct IDirect3D9 : public IUnknown {
	IDirect3D9(UINT SDKVersion);

    HRESULT QueryInterface(REFIID riid, void** ppvObj);
    ULONG AddRef();
    ULONG Release();

	HRESULT CreateDevice(
		UINT                  Adapter,
		D3DDEVTYPE            DeviceType,
		HWND                  hFocusWindow,
		DWORD                 BehaviorFlags,
		D3DPRESENT_PARAMETERS *pPresentationParameters,
		IDirect3DDevice9      **ppReturnedDeviceInterface
	);

private:
	DWORD m_cRef;

    // Define other methods required by IDirect3D9 interface
};
typedef struct IDirect3D9 *LPDIRECT3D9, *PDIRECT3D9;
IDirect3D9* Direct3DCreate9(UINT SDKVersion);

#endif