dlls/ddraw/ddraw_private.h

   1 /*
   2  * Copyright 2006 Stefan Dösinger
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #ifndef __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
  20 #define __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H
  21
  22 #include <assert.h>
  23 #define COBJMACROS
  24 #define NONAMELESSSTRUCT
  25 #define NONAMELESSUNION
  26 #include "wine/debug.h"
  27
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "winuser.h"
  31
  32 #include "d3d.h"
  33 #include "ddraw.h"
  34 #ifdef DDRAW_INIT_GUID
  35 #include "initguid.h"
  36 #endif
  37 #include "wine/list.h"
  38 #include "wine/wined3d.h"
  39
  40 extern const struct wined3d_parent_ops ddraw_surface_wined3d_parent_ops DECLSPEC_HIDDEN;
  41 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  42
  43 /* Typdef the interfaces */
  44 typedef struct IDirectDrawImpl            IDirectDrawImpl;
  45 typedef struct IDirectDrawSurfaceImpl     IDirectDrawSurfaceImpl;
  46 typedef struct IDirectDrawClipperImpl     IDirectDrawClipperImpl;
  47 typedef struct IDirectDrawPaletteImpl     IDirectDrawPaletteImpl;
  48 typedef struct IDirect3DDeviceImpl        IDirect3DDeviceImpl;
  49 typedef struct IDirect3DLightImpl         IDirect3DLightImpl;
  50 typedef struct IDirect3DViewportImpl      IDirect3DViewportImpl;
  51 typedef struct IDirect3DMaterialImpl      IDirect3DMaterialImpl;
  52 typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
  53 typedef struct IDirect3DVertexBufferImpl  IDirect3DVertexBufferImpl;
  54
  55 /* Global critical section */
  56 extern CRITICAL_SECTION ddraw_cs DECLSPEC_HIDDEN;
  57
  58 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  59
  60 /*****************************************************************************
  61  * IDirectDraw implementation structure
  62  *****************************************************************************/
  63 struct FvfToDecl
  64 {
  65     DWORD fvf;
  66     struct wined3d_vertex_declaration *decl;
  67 };
  68
  69 struct IDirectDrawImpl
  70 {
  71     /* Interfaces */
  72     IDirectDraw7 IDirectDraw7_iface;
  73     IDirectDraw4 IDirectDraw4_iface;
  74     IDirectDraw3 IDirectDraw3_iface;
  75     IDirectDraw2 IDirectDraw2_iface;
  76     IDirectDraw IDirectDraw_iface;
  77     IDirect3D7 IDirect3D7_iface;
  78     IDirect3D3 IDirect3D3_iface;
  79     IDirect3D2 IDirect3D2_iface;
  80     IDirect3D IDirect3D_iface;
  81     struct wined3d_device_parent device_parent;
  82
  83     /* See comment in IDirectDraw::AddRef */
  84     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  85
  86     /* WineD3D linkage */
  87     struct wined3d *wineD3D;
  88     struct wined3d_device *wined3d_device;
  89     BOOL                    d3d_initialized;
  90
  91     /* Misc ddraw fields */
  92     UINT                    total_vidmem;
  93     DWORD                   cur_scanline;
  94     BOOL                    fake_vblank;
  95     BOOL                    initialized;
  96
  97     /* DirectDraw things, which are not handled by WineD3D */
  98     DWORD                   cooperative_level;
  99
 100     DWORD                   orig_width, orig_height;
 101     DWORD                   orig_bpp;
 102
 103     /* D3D things */
 104     IDirectDrawSurfaceImpl  *d3d_target;
 105     HWND                    d3d_window;
 106     IDirect3DDeviceImpl     *d3ddevice;
 107     int                     d3dversion;
 108
 109     /* Various HWNDs */
 110     HWND                    focuswindow;
 111     HWND                    devicewindow;
 112     HWND                    dest_window;
 113
 114     /* The surface type to request */
 115     WINED3DSURFTYPE         ImplType;
 116
 117     /* Helpers for surface creation */
 118     IDirectDrawSurfaceImpl *tex_root;
 119     BOOL                    depthstencil;
 120
 121     /* For the dll unload cleanup code */
 122     struct list ddraw_list_entry;
 123     /* The surface list - can't relay this to WineD3D
 124      * because of IParent
 125      */
 126     struct list surface_list;
 127     LONG surfaces;
 128
 129     /* FVF management */
 130     struct FvfToDecl       *decls;
 131     UINT                    numConvertedDecls, declArraySize;
 132 };
 133
 134 #define DDRAW_WINDOW_CLASS_NAME "ddraw_wc"
 135
 136 HRESULT ddraw_init(IDirectDrawImpl *ddraw, WINED3DDEVTYPE device_type) DECLSPEC_HIDDEN;
 137
 138 /* Utility functions */
 139 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 140 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 141 HRESULT WINAPI ddraw_recreate_surfaces_cb(IDirectDrawSurface7 *surf,
 142         DDSURFACEDESC2 *desc, void *Context) DECLSPEC_HIDDEN;
 143 struct wined3d_vertex_declaration *ddraw_find_decl(IDirectDrawImpl *This, DWORD fvf) DECLSPEC_HIDDEN;
 144
 145 /* The default surface type */
 146 extern WINED3DSURFTYPE DefaultSurfaceType DECLSPEC_HIDDEN;
 147
 148 /*****************************************************************************
 149  * IDirectDrawSurface implementation structure
 150  *****************************************************************************/
 151
 152 struct IDirectDrawSurfaceImpl
 153 {
 154     /* IUnknown fields */
 155     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 156     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 157     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 158     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 159     IDirectDrawSurface IDirectDrawSurface_iface;
 160     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 161     const IDirect3DTexture2Vtbl *IDirect3DTexture2_vtbl;
 162     const IDirect3DTextureVtbl *IDirect3DTexture_vtbl;
 163
 164     LONG                     ref, ref3, ref2, iface_count;
 165     IUnknown                *ifaceToRelease;
 166
 167     int                     version;
 168
 169     /* Connections to other Objects */
 170     IDirectDrawImpl         *ddraw;
 171     struct wined3d_surface *wined3d_surface;
 172     struct wined3d_texture *wined3d_texture;
 173     struct wined3d_swapchain *wined3d_swapchain;
 174
 175     /* This implementation handles attaching surfaces to other surfaces */
 176     IDirectDrawSurfaceImpl  *next_attached;
 177     IDirectDrawSurfaceImpl  *first_attached;
 178
 179     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 180      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 181      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 182      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 183      */
 184 #define MAX_COMPLEX_ATTACHED 6
 185     IDirectDrawSurfaceImpl  *complex_array[MAX_COMPLEX_ATTACHED];
 186     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 187      * but no pointer to prevent temptations to traverse it in the wrong direction.
 188      */
 189     BOOL                    is_complex_root;
 190
 191     /* Surface description, for GetAttachedSurface */
 192     DDSURFACEDESC2          surface_desc;
 193
 194     /* Misc things */
 195     DWORD                   uniqueness_value;
 196     UINT                    mipmap_level;
 197     WINED3DSURFTYPE         ImplType;
 198
 199     /* For D3DDevice creation */
 200     BOOL                    isRenderTarget;
 201
 202     /* Clipper objects */
 203     IDirectDrawClipperImpl  *clipper;
 204
 205     /* For the ddraw surface list */
 206     struct list             surface_list_entry;
 207
 208     DWORD                   Handle;
 209 };
 210
 211 HRESULT ddraw_surface_create_texture(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
 212 void ddraw_surface_destroy(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
 213 HRESULT ddraw_surface_init(IDirectDrawSurfaceImpl *surface, IDirectDrawImpl *ddraw,
 214         DDSURFACEDESC2 *desc, UINT mip_level, WINED3DSURFTYPE surface_type, UINT version) DECLSPEC_HIDDEN;
 215
 216 static inline IDirectDrawSurfaceImpl *surface_from_texture1(IDirect3DTexture *iface)
 217 {
 218     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture_vtbl));
 219 }
 220
 221 static inline IDirectDrawSurfaceImpl *surface_from_texture2(IDirect3DTexture2 *iface)
 222 {
 223     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture2_vtbl));
 224 }
 225
 226 static inline IDirectDrawSurfaceImpl *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 227 {
 228     return CONTAINING_RECORD(iface, IDirectDrawSurfaceImpl, IDirectDrawSurface_iface);
 229 }
 230
 231 static inline IDirectDrawSurfaceImpl *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 232 {
 233     return CONTAINING_RECORD(iface, IDirectDrawSurfaceImpl, IDirectDrawSurface2_iface);
 234 }
 235
 236 static inline IDirectDrawSurfaceImpl *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 237 {
 238     return CONTAINING_RECORD(iface, IDirectDrawSurfaceImpl, IDirectDrawSurface3_iface);
 239 }
 240
 241 static inline IDirectDrawSurfaceImpl *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 242 {
 243     return CONTAINING_RECORD(iface, IDirectDrawSurfaceImpl, IDirectDrawSurface4_iface);
 244 }
 245
 246 static inline IDirectDrawSurfaceImpl *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 247 {
 248     return CONTAINING_RECORD(iface, IDirectDrawSurfaceImpl, IDirectDrawSurface7_iface);
 249 }
 250
 251 IDirectDrawSurfaceImpl *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 252 IDirectDrawSurfaceImpl *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 253 IDirectDrawSurfaceImpl *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 254
 255 /* Get the number of bytes per pixel for a given surface */
 256 #define PFGET_BPP(pf) (pf.dwFlags&DDPF_PALETTEINDEXED8?1:((pf.dwRGBBitCount+7)/8))
 257 #define GET_BPP(desc) PFGET_BPP(desc.ddpfPixelFormat)
 258
 259 #define DDRAW_INVALID_HANDLE ~0U
 260
 261 enum ddraw_handle_type
 262 {
 263     DDRAW_HANDLE_FREE,
 264     DDRAW_HANDLE_MATERIAL,
 265     DDRAW_HANDLE_MATRIX,
 266     DDRAW_HANDLE_STATEBLOCK,
 267     DDRAW_HANDLE_SURFACE,
 268 };
 269
 270 struct ddraw_handle_entry
 271 {
 272     void *object;
 273     enum ddraw_handle_type type;
 274 };
 275
 276 struct ddraw_handle_table
 277 {
 278     struct ddraw_handle_entry *entries;
 279     struct ddraw_handle_entry *free_entries;
 280     UINT table_size;
 281     UINT entry_count;
 282 };
 283
 284 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 285 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 286 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 287 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 288 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 289
 290 struct IDirect3DDeviceImpl
 291 {
 292     /* IUnknown */
 293     const IDirect3DDevice7Vtbl *lpVtbl;
 294     const IDirect3DDevice3Vtbl *IDirect3DDevice3_vtbl;
 295     const IDirect3DDevice2Vtbl *IDirect3DDevice2_vtbl;
 296     const IDirect3DDeviceVtbl *IDirect3DDevice_vtbl;
 297     LONG                    ref;
 298
 299     /* Other object connections */
 300     struct wined3d_device *wined3d_device;
 301     IDirectDrawImpl         *ddraw;
 302     struct wined3d_buffer *indexbuffer;
 303     IDirectDrawSurfaceImpl  *target;
 304
 305     /* Viewport management */
 306     struct list viewport_list;
 307     IDirect3DViewportImpl *current_viewport;
 308     D3DVIEWPORT7 active_viewport;
 309
 310     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 311     BOOL legacyTextureBlending;
 312
 313     /* Light state */
 314     DWORD material;
 315
 316     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 317     D3DPRIMITIVETYPE primitive_type;
 318     DWORD vertex_type;
 319     DWORD render_flags;
 320     DWORD nb_vertices;
 321     LPBYTE vertex_buffer;
 322     DWORD vertex_size;
 323     DWORD buffer_size;
 324
 325     /* Handle management */
 326     struct ddraw_handle_table handle_table;
 327     D3DMATRIXHANDLE          world, proj, view;
 328 };
 329
 330 HRESULT d3d_device_init(IDirect3DDeviceImpl *device, IDirectDrawImpl *ddraw,
 331         IDirectDrawSurfaceImpl *target) DECLSPEC_HIDDEN;
 332
 333 /* The IID */
 334 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 335
 336 /* Helper functions */
 337 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 338         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 339 WINED3DZBUFFERTYPE IDirect3DDeviceImpl_UpdateDepthStencil(IDirect3DDeviceImpl *This) DECLSPEC_HIDDEN;
 340
 341 static inline IDirect3DDeviceImpl *device_from_device1(IDirect3DDevice *iface)
 342 {
 343     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice_vtbl));
 344 }
 345
 346 static inline IDirect3DDeviceImpl *device_from_device2(IDirect3DDevice2 *iface)
 347 {
 348     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice2_vtbl));
 349 }
 350
 351 static inline IDirect3DDeviceImpl *device_from_device3(IDirect3DDevice3 *iface)
 352 {
 353     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice3_vtbl));
 354 }
 355
 356 /*****************************************************************************
 357  * IDirectDrawClipper implementation structure
 358  *****************************************************************************/
 359 struct IDirectDrawClipperImpl
 360 {
 361     IDirectDrawClipper IDirectDrawClipper_iface;
 362     LONG ref;
 363
 364     struct wined3d_clipper *wineD3DClipper;
 365     BOOL initialized;
 366 };
 367
 368 HRESULT ddraw_clipper_init(IDirectDrawClipperImpl *clipper) DECLSPEC_HIDDEN;
 369 IDirectDrawClipperImpl *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 370
 371 /*****************************************************************************
 372  * IDirectDrawPalette implementation structure
 373  *****************************************************************************/
 374 struct IDirectDrawPaletteImpl
 375 {
 376     /* IUnknown fields */
 377     const IDirectDrawPaletteVtbl *lpVtbl;
 378     LONG ref;
 379
 380     struct wined3d_palette *wineD3DPalette;
 381
 382     /* IDirectDrawPalette fields */
 383     IUnknown                  *ifaceToRelease;
 384 };
 385
 386 HRESULT ddraw_palette_init(IDirectDrawPaletteImpl *palette,
 387         IDirectDrawImpl *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 388
 389 /* Helper structures */
 390 struct object_creation_info
 391 {
 392     const CLSID *clsid;
 393     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 394                                  void **ppObj);
 395 };
 396
 397 /******************************************************************************
 398  * IDirect3DLight implementation structure - Wraps to D3D7
 399  ******************************************************************************/
 400 struct IDirect3DLightImpl
 401 {
 402     IDirect3DLight IDirect3DLight_iface;
 403     LONG ref;
 404
 405     /* IDirect3DLight fields */
 406     IDirectDrawImpl           *ddraw;
 407
 408     /* If this light is active for one viewport, put the viewport here */
 409     IDirect3DViewportImpl     *active_viewport;
 410
 411     D3DLIGHT2 light;
 412     D3DLIGHT7 light7;
 413
 414     DWORD dwLightIndex;
 415
 416     struct list entry;
 417 };
 418
 419 /* Helper functions */
 420 void light_activate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 421 void light_deactivate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 422 void d3d_light_init(IDirect3DLightImpl *light, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 423 IDirect3DLightImpl *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 424
 425 /******************************************************************************
 426  * IDirect3DMaterial implementation structure - Wraps to D3D7
 427  ******************************************************************************/
 428 struct IDirect3DMaterialImpl
 429 {
 430     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 431     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 432     IDirect3DMaterial IDirect3DMaterial_iface;
 433     LONG  ref;
 434
 435     /* IDirect3DMaterial2 fields */
 436     IDirectDrawImpl               *ddraw;
 437     IDirect3DDeviceImpl           *active_device;
 438
 439     D3DMATERIAL mat;
 440     DWORD Handle;
 441 };
 442
 443 /* Helper functions */
 444 void material_activate(IDirect3DMaterialImpl* This) DECLSPEC_HIDDEN;
 445 IDirect3DMaterialImpl *d3d_material_create(IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 446
 447 /*****************************************************************************
 448  * IDirect3DViewport - Wraps to D3D7
 449  *****************************************************************************/
 450 struct IDirect3DViewportImpl
 451 {
 452     const IDirect3DViewport3Vtbl *lpVtbl;
 453     LONG ref;
 454
 455     /* IDirect3DViewport fields */
 456     IDirectDrawImpl           *ddraw;
 457
 458     /* If this viewport is active for one device, put the device here */
 459     IDirect3DDeviceImpl       *active_device;
 460
 461     DWORD                     num_lights;
 462     DWORD                     map_lights;
 463
 464     int                       use_vp2;
 465
 466     union
 467     {
 468         D3DVIEWPORT vp1;
 469         D3DVIEWPORT2 vp2;
 470     } viewports;
 471
 472     struct list entry;
 473     struct list light_list;
 474
 475     /* Background material */
 476     IDirect3DMaterialImpl     *background;
 477 };
 478
 479 /* Helper functions */
 480 void viewport_activate(IDirect3DViewportImpl* This, BOOL ignore_lights) DECLSPEC_HIDDEN;
 481 void d3d_viewport_init(IDirect3DViewportImpl *viewport, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 482
 483 /*****************************************************************************
 484  * IDirect3DExecuteBuffer - Wraps to D3D7
 485  *****************************************************************************/
 486 struct IDirect3DExecuteBufferImpl
 487 {
 488     /* IUnknown */
 489     const IDirect3DExecuteBufferVtbl *lpVtbl;
 490     LONG                 ref;
 491
 492     /* IDirect3DExecuteBuffer fields */
 493     IDirectDrawImpl      *ddraw;
 494     IDirect3DDeviceImpl  *d3ddev;
 495
 496     D3DEXECUTEBUFFERDESC desc;
 497     D3DEXECUTEDATA       data;
 498
 499     /* This buffer will store the transformed vertices */
 500     void                 *vertex_data;
 501     WORD                 *indices;
 502     int                  nb_indices;
 503
 504     /* This flags is set to TRUE if we allocated ourselves the
 505      * data buffer
 506      */
 507     BOOL                 need_free;
 508 };
 509
 510 HRESULT d3d_execute_buffer_init(IDirect3DExecuteBufferImpl *execute_buffer,
 511         IDirect3DDeviceImpl *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 512
 513 /* The execute function */
 514 HRESULT d3d_execute_buffer_execute(IDirect3DExecuteBufferImpl *execute_buffer,
 515         IDirect3DDeviceImpl *device, IDirect3DViewportImpl *viewport) DECLSPEC_HIDDEN;
 516
 517 /*****************************************************************************
 518  * IDirect3DVertexBuffer
 519  *****************************************************************************/
 520 struct IDirect3DVertexBufferImpl
 521 {
 522     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 523     IDirect3DVertexBuffer IDirect3DVertexBuffer_iface;
 524     LONG ref;
 525
 526     /*** WineD3D and ddraw links ***/
 527     struct wined3d_buffer *wineD3DVertexBuffer;
 528     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 529     IDirectDrawImpl *ddraw;
 530
 531     /*** Storage for D3D7 specific things ***/
 532     DWORD                Caps;
 533     DWORD                fvf;
 534 };
 535
 536 HRESULT d3d_vertex_buffer_create(IDirect3DVertexBufferImpl **vertex_buf, IDirectDrawImpl *ddraw,
 537         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 538 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 539 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 540
 541 /*****************************************************************************
 542  * Helper functions from utils.c
 543  *****************************************************************************/
 544
 545 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 546     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 547
 548 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 549     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 550
 551 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 552 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 553 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 554 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 555 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 556 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 557 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 558 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 559
 560 /* This only needs to be here as long the processvertices functionality of
 561  * IDirect3DExecuteBuffer isn't in WineD3D */
 562 void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 563
 564 /* Used for generic dumping */
 565 typedef struct
 566 {
 567     DWORD val;
 568     const char* name;
 569 } flag_info;
 570
 571 #define FE(x) { x, #x }
 572
 573 typedef struct
 574 {
 575     DWORD val;
 576     const char* name;
 577     void (*func)(const void *);
 578     ptrdiff_t offset;
 579 } member_info;
 580
 581 /* Structure copy */
 582 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 583
 584 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 585     do {                                                          \
 586         DWORD __size = (to)->dwSize;                              \
 587         DWORD __copysize = min(__size, from_size);                \
 588         assert(to != from);                                       \
 589         memcpy(to, from, __copysize);                             \
 590         memset((char*)(to) + __copysize, 0, __size - __copysize); \
 591         (to)->dwSize = __size; /* restore size */                 \
 592     } while (0)
 593
 594 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 595
 596 #define SIZEOF_END_PADDING(type, last_field) \
 597     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 598
 599 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 600 {
 601     DWORD from_size = from->dwSize;
 602     if (from_size == sizeof(DDSURFACEDESC))
 603         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 604     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 605     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 606 }
 607
 608 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 609
 610 #endif