/*
 * Direct3D 8 private include file
 *
 * Copyright 2002-2004 Jason Edmeades
 * Copyright 2003-2004 Raphael Junqueira
 * Copyright 2004 Christian Costa
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#ifndef __WINE_D3D8_PRIVATE_H
#define __WINE_D3D8_PRIVATE_H

#include <assert.h>
#include <stdarg.h>

#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "wine/debug.h"
#include "d3d8.h"
#include "wine/wined3d.h"

/* CreateVertexShader can return > 0xFFFF */
#define VS_HIGHESTFIXEDFXF 0xF0000000

/* ===========================================================================
    Macros
   =========================================================================== */
/* Not nice, but it lets wined3d support different versions of directx */
#define WINECAPSTOD3D8CAPS(_pD3D8Caps, _pWineCaps) \
    _pD3D8Caps->DeviceType                        = (D3DDEVTYPE) _pWineCaps->DeviceType; \
    _pD3D8Caps->AdapterOrdinal                    = _pWineCaps->AdapterOrdinal; \
    _pD3D8Caps->Caps                              = _pWineCaps->Caps; \
    _pD3D8Caps->Caps2                             = _pWineCaps->Caps2; \
    _pD3D8Caps->Caps3                             = _pWineCaps->Caps3; \
    _pD3D8Caps->PresentationIntervals             = _pWineCaps->PresentationIntervals; \
    _pD3D8Caps->CursorCaps                        = _pWineCaps->CursorCaps; \
    _pD3D8Caps->DevCaps                           = _pWineCaps->DevCaps; \
    _pD3D8Caps->PrimitiveMiscCaps                 = _pWineCaps->PrimitiveMiscCaps; \
    _pD3D8Caps->RasterCaps                        = _pWineCaps->RasterCaps; \
    _pD3D8Caps->ZCmpCaps                          = _pWineCaps->ZCmpCaps; \
    _pD3D8Caps->SrcBlendCaps                      = _pWineCaps->SrcBlendCaps; \
    _pD3D8Caps->DestBlendCaps                     = _pWineCaps->DestBlendCaps; \
    _pD3D8Caps->AlphaCmpCaps                      = _pWineCaps->AlphaCmpCaps; \
    _pD3D8Caps->ShadeCaps                         = _pWineCaps->ShadeCaps; \
    _pD3D8Caps->TextureCaps                       = _pWineCaps->TextureCaps; \
    _pD3D8Caps->TextureFilterCaps                 = _pWineCaps->TextureFilterCaps; \
    _pD3D8Caps->CubeTextureFilterCaps             = _pWineCaps->CubeTextureFilterCaps; \
    _pD3D8Caps->VolumeTextureFilterCaps           = _pWineCaps->VolumeTextureFilterCaps; \
    _pD3D8Caps->TextureAddressCaps                = _pWineCaps->TextureAddressCaps; \
    _pD3D8Caps->VolumeTextureAddressCaps          = _pWineCaps->VolumeTextureAddressCaps; \
    _pD3D8Caps->LineCaps                          = _pWineCaps->LineCaps; \
    _pD3D8Caps->MaxTextureWidth                   = _pWineCaps->MaxTextureWidth; \
    _pD3D8Caps->MaxTextureHeight                  = _pWineCaps->MaxTextureHeight; \
    _pD3D8Caps->MaxVolumeExtent                   = _pWineCaps->MaxVolumeExtent; \
    _pD3D8Caps->MaxTextureRepeat                  = _pWineCaps->MaxTextureRepeat; \
    _pD3D8Caps->MaxTextureAspectRatio             = _pWineCaps->MaxTextureAspectRatio; \
    _pD3D8Caps->MaxAnisotropy                     = _pWineCaps->MaxAnisotropy; \
    _pD3D8Caps->MaxVertexW                        = _pWineCaps->MaxVertexW; \
    _pD3D8Caps->GuardBandLeft                     = _pWineCaps->GuardBandLeft; \
    _pD3D8Caps->GuardBandTop                      = _pWineCaps->GuardBandTop; \
    _pD3D8Caps->GuardBandRight                    = _pWineCaps->GuardBandRight; \
    _pD3D8Caps->GuardBandBottom                   = _pWineCaps->GuardBandBottom; \
    _pD3D8Caps->ExtentsAdjust                     = _pWineCaps->ExtentsAdjust; \
    _pD3D8Caps->StencilCaps                       = _pWineCaps->StencilCaps; \
    _pD3D8Caps->FVFCaps                           = _pWineCaps->FVFCaps; \
    _pD3D8Caps->TextureOpCaps                     = _pWineCaps->TextureOpCaps; \
    _pD3D8Caps->MaxTextureBlendStages             = _pWineCaps->MaxTextureBlendStages; \
    _pD3D8Caps->MaxSimultaneousTextures           = _pWineCaps->MaxSimultaneousTextures; \
    _pD3D8Caps->VertexProcessingCaps              = _pWineCaps->VertexProcessingCaps; \
    _pD3D8Caps->MaxActiveLights                   = _pWineCaps->MaxActiveLights; \
    _pD3D8Caps->MaxUserClipPlanes                 = _pWineCaps->MaxUserClipPlanes; \
    _pD3D8Caps->MaxVertexBlendMatrices            = _pWineCaps->MaxVertexBlendMatrices; \
    _pD3D8Caps->MaxVertexBlendMatrixIndex         = _pWineCaps->MaxVertexBlendMatrixIndex; \
    _pD3D8Caps->MaxPointSize                      = _pWineCaps->MaxPointSize; \
    _pD3D8Caps->MaxPrimitiveCount                 = _pWineCaps->MaxPrimitiveCount; \
    _pD3D8Caps->MaxVertexIndex                    = _pWineCaps->MaxVertexIndex; \
    _pD3D8Caps->MaxStreams                        = _pWineCaps->MaxStreams; \
    _pD3D8Caps->MaxStreamStride                   = _pWineCaps->MaxStreamStride; \
    _pD3D8Caps->VertexShaderVersion               = _pWineCaps->VertexShaderVersion; \
    _pD3D8Caps->MaxVertexShaderConst              = _pWineCaps->MaxVertexShaderConst; \
    _pD3D8Caps->PixelShaderVersion                = _pWineCaps->PixelShaderVersion; \
    _pD3D8Caps->MaxPixelShaderValue               = _pWineCaps->PixelShader1xMaxValue;

void fixup_caps(WINED3DCAPS *pWineCaps) DECLSPEC_HIDDEN;

/* Direct3D8 Interfaces: */
typedef struct IDirect3DBaseTexture8Impl IDirect3DBaseTexture8Impl;
typedef struct IDirect3D8Impl IDirect3D8Impl;
typedef struct IDirect3DDevice8Impl IDirect3DDevice8Impl;
typedef struct IDirect3DIndexBuffer8Impl IDirect3DIndexBuffer8Impl;
typedef struct IDirect3DSurface8Impl IDirect3DSurface8Impl;
typedef struct IDirect3DSwapChain8Impl IDirect3DSwapChain8Impl;
typedef struct IDirect3DVolume8Impl IDirect3DVolume8Impl;
typedef struct IDirect3DVertexBuffer8Impl IDirect3DVertexBuffer8Impl;

/* ===========================================================================
    The interfaces themselves
   =========================================================================== */

/* ---------- */
/* IDirect3D8 */
/* ---------- */

/*****************************************************************************
 * Predeclare the interface implementation structures
 */
extern const IDirect3D8Vtbl Direct3D8_Vtbl DECLSPEC_HIDDEN;

/*****************************************************************************
 * IDirect3D implementation structure
 */
struct IDirect3D8Impl
{
    IDirect3D8 IDirect3D8_iface;
    LONG       ref;
    struct wined3d *WineD3D;
};

/*****************************************************************************
 * IDirect3DDevice8 implementation structure
 */

#define D3D8_INITIAL_HANDLE_TABLE_SIZE 64
#define D3D8_INVALID_HANDLE ~0U

enum d3d8_handle_type
{
    D3D8_HANDLE_FREE,
    D3D8_HANDLE_VS,
    D3D8_HANDLE_PS,
    D3D8_HANDLE_SB,
};

struct d3d8_handle_entry
{
    void *object;
    enum d3d8_handle_type type;
};

struct d3d8_handle_table
{
    struct d3d8_handle_entry *entries;
    struct d3d8_handle_entry *free_entries;
    UINT table_size;
    UINT entry_count;
};

struct FvfToDecl
{
    DWORD fvf;
    struct d3d8_vertex_declaration *declaration;
};

struct IDirect3DDevice8Impl
{
    /* IUnknown fields */
    IDirect3DDevice8        IDirect3DDevice8_iface;
    struct wined3d_device_parent device_parent;
    LONG                    ref;
    struct wined3d_device  *wined3d_device;
    IDirect3D8             *d3d_parent;
    struct                  d3d8_handle_table handle_table;

    /* FVF management */
    struct FvfToDecl       *decls;
    UINT                    numConvertedDecls, declArraySize;

    /* Avoids recursion with nested ReleaseRef to 0 */
    BOOL                    inDestruction;
    BOOL lost;
};

HRESULT device_init(IDirect3DDevice8Impl *device, IDirect3D8Impl *parent, struct wined3d *wined3d, UINT adapter,
        D3DDEVTYPE device_type, HWND focus_window, DWORD flags, D3DPRESENT_PARAMETERS *parameters) DECLSPEC_HIDDEN;

/* ---------------- */
/* IDirect3DVolume8 */
/* ---------------- */

/*****************************************************************************
 * IDirect3DVolume8 implementation structure
 */
struct IDirect3DVolume8Impl
{
    IDirect3DVolume8    IDirect3DVolume8_iface;
    LONG                ref;
    struct wined3d_volume *wined3d_volume;
    IUnknown *container;
    IUnknown *forwardReference;
};

HRESULT volume_init(IDirect3DVolume8Impl *volume, IDirect3DDevice8Impl *device, UINT width, UINT height,
        UINT depth, DWORD usage, enum wined3d_format_id format, enum wined3d_pool pool) DECLSPEC_HIDDEN;

/* ------------------- */
/* IDirect3DSwapChain8 */
/* ------------------- */

/*****************************************************************************
 * IDirect3DSwapChain8 implementation structure
 */
struct IDirect3DSwapChain8Impl
{
    /* IUnknown fields */
    IDirect3DSwapChain8 IDirect3DSwapChain8_iface;
    LONG                ref;
    struct wined3d_swapchain *wined3d_swapchain;
    IDirect3DDevice8 *parentDevice;
};

HRESULT swapchain_init(IDirect3DSwapChain8Impl *swapchain, IDirect3DDevice8Impl *device,
        D3DPRESENT_PARAMETERS *present_parameters) DECLSPEC_HIDDEN;

/* ----------------- */
/* IDirect3DSurface8 */
/* ----------------- */

/*****************************************************************************
 * IDirect3DSurface8 implementation structure
 */
struct IDirect3DSurface8Impl
{
    IDirect3DSurface8 IDirect3DSurface8_iface;
    LONG ref;
    struct wined3d_surface *wined3d_surface;
    IDirect3DDevice8 *parentDevice;

    /* The surface container */
    IUnknown                    *container;

    /* If set forward refcounting to this object */
    IUnknown                    *forwardReference;
};

HRESULT surface_init(IDirect3DSurface8Impl *surface, IDirect3DDevice8Impl *device,
        UINT width, UINT height, D3DFORMAT format, BOOL lockable, BOOL discard, UINT level,
        DWORD usage, D3DPOOL pool, D3DMULTISAMPLE_TYPE multisample_type, DWORD multisample_quality) DECLSPEC_HIDDEN;
IDirect3DSurface8Impl *unsafe_impl_from_IDirect3DSurface8(IDirect3DSurface8 *iface) DECLSPEC_HIDDEN;

/* ---------------------- */
/* IDirect3DVertexBuffer8 */
/* ---------------------- */

/*****************************************************************************
 * IDirect3DVertexBuffer8 implementation structure
 */
struct IDirect3DVertexBuffer8Impl
{
    IDirect3DVertexBuffer8 IDirect3DVertexBuffer8_iface;
    LONG ref;
    struct wined3d_buffer *wineD3DVertexBuffer;
    IDirect3DDevice8 *parentDevice;
    DWORD fvf;
};

HRESULT vertexbuffer_init(IDirect3DVertexBuffer8Impl *buffer, IDirect3DDevice8Impl *device,
        UINT size, DWORD usage, DWORD fvf, D3DPOOL pool) DECLSPEC_HIDDEN;
IDirect3DVertexBuffer8Impl *unsafe_impl_from_IDirect3DVertexBuffer8(IDirect3DVertexBuffer8 *iface) DECLSPEC_HIDDEN;

/* --------------------- */
/* IDirect3DIndexBuffer8 */
/* --------------------- */

/*****************************************************************************
 * IDirect3DIndexBuffer8 implementation structure
 */
struct IDirect3DIndexBuffer8Impl
{
    IDirect3DIndexBuffer8 IDirect3DIndexBuffer8_iface;
    LONG ref;
    struct wined3d_buffer *wineD3DIndexBuffer;
    IDirect3DDevice8 *parentDevice;
    enum wined3d_format_id format;
};

HRESULT indexbuffer_init(IDirect3DIndexBuffer8Impl *buffer, IDirect3DDevice8Impl *device,
        UINT size, DWORD usage, D3DFORMAT format, D3DPOOL pool) DECLSPEC_HIDDEN;
IDirect3DIndexBuffer8Impl *unsafe_impl_from_IDirect3DIndexBuffer8(IDirect3DIndexBuffer8 *iface) DECLSPEC_HIDDEN;

struct d3d8_texture
{
    IDirect3DBaseTexture8 IDirect3DBaseTexture8_iface;
    LONG refcount;
    struct wined3d_texture *wined3d_texture;
    IDirect3DDevice8 *parent_device;
};

HRESULT cubetexture_init(struct d3d8_texture *texture, IDirect3DDevice8Impl *device,
        UINT edge_length, UINT levels, DWORD usage, D3DFORMAT format, D3DPOOL pool) DECLSPEC_HIDDEN;
HRESULT texture_init(struct d3d8_texture *texture, IDirect3DDevice8Impl *device,
        UINT width, UINT height, UINT levels, DWORD usage, D3DFORMAT format, D3DPOOL pool) DECLSPEC_HIDDEN;
HRESULT volumetexture_init(struct d3d8_texture *texture, IDirect3DDevice8Impl *device,
        UINT width, UINT height, UINT depth, UINT levels, DWORD usage, D3DFORMAT format, D3DPOOL pool) DECLSPEC_HIDDEN;
struct d3d8_texture *unsafe_impl_from_IDirect3DBaseTexture8(IDirect3DBaseTexture8 *iface) DECLSPEC_HIDDEN;

struct d3d8_vertex_declaration
{
    DWORD *elements;
    DWORD elements_size; /* Size of elements, in bytes */
    struct wined3d_vertex_declaration *wined3d_vertex_declaration;
    DWORD shader_handle;
};

void d3d8_vertex_declaration_destroy(struct d3d8_vertex_declaration *declaration) DECLSPEC_HIDDEN;
HRESULT d3d8_vertex_declaration_init(struct d3d8_vertex_declaration *declaration,
        IDirect3DDevice8Impl *device, const DWORD *elements, DWORD shader_handle) DECLSPEC_HIDDEN;
HRESULT d3d8_vertex_declaration_init_fvf(struct d3d8_vertex_declaration *declaration,
        IDirect3DDevice8Impl *device, DWORD fvf) DECLSPEC_HIDDEN;

struct d3d8_vertex_shader
{
  struct d3d8_vertex_declaration *vertex_declaration;
  struct wined3d_shader *wined3d_shader;
};

void d3d8_vertex_shader_destroy(struct d3d8_vertex_shader *shader) DECLSPEC_HIDDEN;
HRESULT d3d8_vertex_shader_init(struct d3d8_vertex_shader *shader, IDirect3DDevice8Impl *device,
        const DWORD *declaration, const DWORD *byte_code, DWORD shader_handle, DWORD usage) DECLSPEC_HIDDEN;

#define D3D8_MAX_VERTEX_SHADER_CONSTANTF 256

struct d3d8_pixel_shader
{
    DWORD handle;
    struct wined3d_shader *wined3d_shader;
};

void d3d8_pixel_shader_destroy(struct d3d8_pixel_shader *shader) DECLSPEC_HIDDEN;
HRESULT d3d8_pixel_shader_init(struct d3d8_pixel_shader *shader, IDirect3DDevice8Impl *device,
        const DWORD *byte_code, DWORD shader_handle) DECLSPEC_HIDDEN;

D3DFORMAT d3dformat_from_wined3dformat(enum wined3d_format_id format) DECLSPEC_HIDDEN;
enum wined3d_format_id wined3dformat_from_d3dformat(D3DFORMAT format) DECLSPEC_HIDDEN;
void load_local_constants(const DWORD *d3d8_elements, struct wined3d_shader *wined3d_vertex_shader) DECLSPEC_HIDDEN;
size_t parse_token(const DWORD *pToken) DECLSPEC_HIDDEN;

#endif /* __WINE_D3DX8_PRIVATE_H */