dll/directx/wine/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 #define _INC_WINDOWS
  23 #define COM_NO_WINDOWS_H
  24
  25 #include <assert.h>
  26 #define COBJMACROS
  27 #define NONAMELESSSTRUCT
  28 #define NONAMELESSUNION
  29 #include <wine/debug.h>
  30
  31 #include <winbase.h>
  32 #include <wingdi.h>
  33 #include "winuser.h"
  34 #include <winuser.h>
  35
  36 #include <d3d.h>
  37 //#include "ddraw.h"
  38 #ifdef DDRAW_INIT_GUID
  39 #include <initguid.h>
  40 #endif
  41 #include <wine/list.h>
  42 #include <wine/wined3d.h>
  43
  44 enum ddraw_surface_type
  45 {
  46     DDRAW_SURFACE_TYPE_OPENGL,
  47     DDRAW_SURFACE_TYPE_GDI,
  48 };
  49
  50 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  51 extern enum ddraw_surface_type DefaultSurfaceType DECLSPEC_HIDDEN;
  52 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  53
  54 /*****************************************************************************
  55  * IDirectDraw implementation structure
  56  *****************************************************************************/
  57 struct FvfToDecl
  58 {
  59     DWORD fvf;
  60     struct wined3d_vertex_declaration *decl;
  61 };
  62
  63 struct ddraw
  64 {
  65     /* Interfaces */
  66     IDirectDraw7 IDirectDraw7_iface;
  67     IDirectDraw4 IDirectDraw4_iface;
  68     IDirectDraw2 IDirectDraw2_iface;
  69     IDirectDraw IDirectDraw_iface;
  70     IDirect3D7 IDirect3D7_iface;
  71     IDirect3D3 IDirect3D3_iface;
  72     IDirect3D2 IDirect3D2_iface;
  73     IDirect3D IDirect3D_iface;
  74     struct wined3d_device_parent device_parent;
  75
  76     /* See comment in IDirectDraw::AddRef */
  77     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  78     BOOL initialized;
  79
  80     struct wined3d *wined3d;
  81     struct wined3d_device *wined3d_device;
  82     BOOL d3d_initialized;
  83     BOOL restore_mode;
  84
  85     struct ddraw_surface *primary;
  86     RECT primary_lock;
  87     struct wined3d_surface *wined3d_frontbuffer;
  88     struct wined3d_swapchain *wined3d_swapchain;
  89     HWND swapchain_window;
  90
  91     /* DirectDraw things, which are not handled by WineD3D */
  92     DWORD                   cooperative_level;
  93
  94     /* D3D things */
  95     HWND                    d3d_window;
  96     struct d3d_device *d3ddevice;
  97     int                     d3dversion;
  98
  99     /* Various HWNDs */
 100     HWND                    focuswindow;
 101     HWND                    devicewindow;
 102     HWND                    dest_window;
 103
 104     /* For the dll unload cleanup code */
 105     struct list ddraw_list_entry;
 106     /* The surface list - can't relay this to WineD3D
 107      * because of IParent
 108      */
 109     struct list surface_list;
 110
 111     /* FVF management */
 112     struct FvfToDecl       *decls;
 113     UINT                    numConvertedDecls, declArraySize;
 114 };
 115
 116 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 117
 118 HRESULT ddraw_init(struct ddraw *ddraw, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 119 void ddraw_destroy_swapchain(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 120
 121 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 122 {
 123     if (window == GetDesktopWindow())
 124         window = NULL;
 125     ddraw->swapchain_window = window;
 126 }
 127
 128 /* Utility functions */
 129 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 130 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 131 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 132
 133 struct ddraw_surface
 134 {
 135     /* IUnknown fields */
 136     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 137     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 138     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 139     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 140     IDirectDrawSurface IDirectDrawSurface_iface;
 141     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 142     IDirect3DTexture2 IDirect3DTexture2_iface;
 143     IDirect3DTexture IDirect3DTexture_iface;
 144
 145     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 146     IUnknown                *ifaceToRelease;
 147     IUnknown *texture_outer;
 148
 149     int                     version;
 150
 151     /* Connections to other Objects */
 152     struct ddraw *ddraw;
 153     struct wined3d_surface *wined3d_surface;
 154     struct wined3d_texture *wined3d_texture;
 155     struct d3d_device *device1;
 156
 157     /* This implementation handles attaching surfaces to other surfaces */
 158     struct ddraw_surface *next_attached;
 159     struct ddraw_surface *first_attached;
 160     IUnknown                *attached_iface;
 161
 162     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 163      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 164      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 165      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 166      */
 167 #define MAX_COMPLEX_ATTACHED 6
 168     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 169     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 170      * but no pointer to prevent temptations to traverse it in the wrong direction.
 171      */
 172     BOOL                    is_complex_root;
 173
 174     /* Surface description, for GetAttachedSurface */
 175     DDSURFACEDESC2          surface_desc;
 176
 177     /* Misc things */
 178     DWORD                   uniqueness_value;
 179     UINT                    mipmap_level;
 180
 181     /* Clipper objects */
 182     struct ddraw_clipper *clipper;
 183
 184     /* For the ddraw surface list */
 185     struct list             surface_list_entry;
 186
 187     DWORD                   Handle;
 188 };
 189
 190 HRESULT ddraw_surface_create_texture(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 191 HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 192         DDSURFACEDESC2 *desc, UINT version) DECLSPEC_HIDDEN;
 193 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 194
 195 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 196 {
 197     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 198 }
 199
 200 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 201 {
 202     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 203 }
 204
 205 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 206 {
 207     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 208 }
 209
 210 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 211 {
 212     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 213 }
 214
 215 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 216 {
 217     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 218 }
 219
 220 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 221 {
 222     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 223 }
 224
 225 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 226 {
 227     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 228 }
 229
 230 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 231 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 232 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 233
 234 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 235 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 236
 237 #define DDRAW_INVALID_HANDLE ~0U
 238
 239 enum ddraw_handle_type
 240 {
 241     DDRAW_HANDLE_FREE,
 242     DDRAW_HANDLE_MATERIAL,
 243     DDRAW_HANDLE_MATRIX,
 244     DDRAW_HANDLE_STATEBLOCK,
 245     DDRAW_HANDLE_SURFACE,
 246 };
 247
 248 struct ddraw_handle_entry
 249 {
 250     void *object;
 251     enum ddraw_handle_type type;
 252 };
 253
 254 struct ddraw_handle_table
 255 {
 256     struct ddraw_handle_entry *entries;
 257     struct ddraw_handle_entry *free_entries;
 258     UINT table_size;
 259     UINT entry_count;
 260 };
 261
 262 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 263 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 264 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 265 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 266 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 267
 268 struct d3d_device
 269 {
 270     /* IUnknown */
 271     IDirect3DDevice7 IDirect3DDevice7_iface;
 272     IDirect3DDevice3 IDirect3DDevice3_iface;
 273     IDirect3DDevice2 IDirect3DDevice2_iface;
 274     IDirect3DDevice IDirect3DDevice_iface;
 275     IUnknown IUnknown_inner;
 276     LONG ref;
 277     UINT version;
 278
 279     IUnknown *outer_unknown;
 280     struct wined3d_device *wined3d_device;
 281     struct ddraw *ddraw;
 282     struct ddraw_surface *target;
 283
 284     struct wined3d_buffer *index_buffer;
 285     UINT index_buffer_size;
 286     UINT index_buffer_pos;
 287
 288     struct wined3d_buffer *vertex_buffer;
 289     UINT vertex_buffer_size;
 290     UINT vertex_buffer_pos;
 291
 292     /* Viewport management */
 293     struct list viewport_list;
 294     struct d3d_viewport *current_viewport;
 295     D3DVIEWPORT7 active_viewport;
 296
 297     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 298     BOOL legacyTextureBlending;
 299
 300     D3DMATRIX legacy_projection;
 301     D3DMATRIX legacy_clipspace;
 302
 303     /* Light state */
 304     DWORD material;
 305
 306     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 307     D3DPRIMITIVETYPE primitive_type;
 308     DWORD vertex_type;
 309     DWORD render_flags;
 310     DWORD nb_vertices;
 311     LPBYTE sysmem_vertex_buffer;
 312     DWORD vertex_size;
 313     DWORD buffer_size;
 314
 315     /* Handle management */
 316     struct ddraw_handle_table handle_table;
 317     D3DMATRIXHANDLE          world, proj, view;
 318 };
 319
 320 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target,
 321         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 322 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 323
 324 /* The IID */
 325 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 326
 327 /* Helper functions */
 328 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 329         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 330
 331 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 332 {
 333     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 334 }
 335
 336 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 337 {
 338     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 339 }
 340
 341 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 342 {
 343     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 344 }
 345
 346 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 347 {
 348     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 349 }
 350
 351 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 352 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 353 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 354 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 355
 356 struct ddraw_clipper
 357 {
 358     IDirectDrawClipper IDirectDrawClipper_iface;
 359     LONG ref;
 360     HWND window;
 361     HRGN region;
 362     BOOL initialized;
 363 };
 364
 365 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 366 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 367
 368 /*****************************************************************************
 369  * IDirectDrawPalette implementation structure
 370  *****************************************************************************/
 371 struct ddraw_palette
 372 {
 373     /* IUnknown fields */
 374     IDirectDrawPalette IDirectDrawPalette_iface;
 375     LONG ref;
 376
 377     struct wined3d_palette *wineD3DPalette;
 378
 379     /* IDirectDrawPalette fields */
 380     IUnknown                  *ifaceToRelease;
 381 };
 382
 383 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 384 {
 385     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 386 }
 387
 388 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 389
 390 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 391         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 392
 393 /* Helper structures */
 394 struct object_creation_info
 395 {
 396     const CLSID *clsid;
 397     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 398                                  void **ppObj);
 399 };
 400
 401 /******************************************************************************
 402  * IDirect3DLight implementation structure - Wraps to D3D7
 403  ******************************************************************************/
 404 struct d3d_light
 405 {
 406     IDirect3DLight IDirect3DLight_iface;
 407     LONG ref;
 408
 409     /* IDirect3DLight fields */
 410     struct ddraw *ddraw;
 411
 412     /* If this light is active for one viewport, put the viewport here */
 413     struct d3d_viewport *active_viewport;
 414
 415     D3DLIGHT2 light;
 416     D3DLIGHT7 light7;
 417
 418     DWORD dwLightIndex;
 419
 420     struct list entry;
 421 };
 422
 423 /* Helper functions */
 424 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 425 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 426 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 427 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 428
 429 /******************************************************************************
 430  * IDirect3DMaterial implementation structure - Wraps to D3D7
 431  ******************************************************************************/
 432 struct d3d_material
 433 {
 434     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 435     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 436     IDirect3DMaterial IDirect3DMaterial_iface;
 437     LONG  ref;
 438
 439     /* IDirect3DMaterial2 fields */
 440     struct ddraw *ddraw;
 441     struct d3d_device *active_device;
 442
 443     D3DMATERIAL mat;
 444     DWORD Handle;
 445 };
 446
 447 /* Helper functions */
 448 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 449 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 450
 451 /*****************************************************************************
 452  * IDirect3DViewport - Wraps to D3D7
 453  *****************************************************************************/
 454 struct d3d_viewport
 455 {
 456     IDirect3DViewport3 IDirect3DViewport3_iface;
 457     LONG ref;
 458
 459     /* IDirect3DViewport fields */
 460     struct ddraw *ddraw;
 461
 462     /* If this viewport is active for one device, put the device here */
 463     struct d3d_device *active_device;
 464
 465     DWORD                     num_lights;
 466     DWORD                     map_lights;
 467
 468     int                       use_vp2;
 469
 470     union
 471     {
 472         D3DVIEWPORT vp1;
 473         D3DVIEWPORT2 vp2;
 474     } viewports;
 475
 476     struct list entry;
 477     struct list light_list;
 478     struct d3d_material *background;
 479 };
 480
 481 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 482 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 483 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 484
 485 /* Helper functions */
 486 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 487 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 488
 489 /*****************************************************************************
 490  * IDirect3DExecuteBuffer - Wraps to D3D7
 491  *****************************************************************************/
 492 struct d3d_execute_buffer
 493 {
 494     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 495     LONG ref;
 496     /* IDirect3DExecuteBuffer fields */
 497     struct ddraw *ddraw;
 498     struct d3d_device *d3ddev;
 499
 500     D3DEXECUTEBUFFERDESC desc;
 501     D3DEXECUTEDATA       data;
 502
 503     /* This buffer will store the transformed vertices */
 504     void                 *vertex_data;
 505     WORD                 *indices;
 506     unsigned int         nb_indices;
 507     unsigned int         nb_vertices;
 508
 509     /* This flags is set to TRUE if we allocated ourselves the
 510      * data buffer
 511      */
 512     BOOL                 need_free;
 513 };
 514
 515 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 516         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 517 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 518
 519 /* The execute function */
 520 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 521         struct d3d_device *device, struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 522
 523 /*****************************************************************************
 524  * IDirect3DVertexBuffer
 525  *****************************************************************************/
 526 struct d3d_vertex_buffer
 527 {
 528     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 529     IDirect3DVertexBuffer IDirect3DVertexBuffer_iface;
 530     LONG ref;
 531
 532     /*** WineD3D and ddraw links ***/
 533     struct wined3d_buffer *wineD3DVertexBuffer;
 534     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 535     struct ddraw *ddraw;
 536
 537     /*** Storage for D3D7 specific things ***/
 538     DWORD                Caps;
 539     DWORD                fvf;
 540     DWORD                size;
 541     BOOL                 dynamic;
 542
 543     BOOL                 read_since_last_map;
 544 };
 545
 546 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 547         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 548 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 549 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 550
 551 /*****************************************************************************
 552  * Helper functions from utils.c
 553  *****************************************************************************/
 554
 555 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 556     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 557
 558 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 559     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 560
 561 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 562 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 563 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 564 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 565 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 566 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 567 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 568 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 569 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 570 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 571
 572 void multiply_matrix(D3DMATRIX *dst, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 573
 574 /* Used for generic dumping */
 575 struct flag_info
 576 {
 577     DWORD val;
 578     const char *name;
 579 };
 580
 581 #define FE(x) { x, #x }
 582
 583 struct member_info
 584 {
 585     DWORD val;
 586     const char *name;
 587     void (*func)(const void *);
 588     ptrdiff_t offset;
 589 };
 590
 591 /* Structure copy */
 592 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 593
 594 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 595     do {                                                          \
 596         DWORD __size = (to)->dwSize;                              \
 597         DWORD __resetsize = min(__size, sizeof(*to));             \
 598         DWORD __copysize = min(__resetsize, from_size);           \
 599         assert(to != from);                                       \
 600         memcpy(to, from, __copysize);                             \
 601         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 602         (to)->dwSize = __size; /* restore size */                 \
 603     } while (0)
 604
 605 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 606
 607 #define SIZEOF_END_PADDING(type, last_field) \
 608     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 609
 610 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 611 {
 612     DWORD from_size = from->dwSize;
 613     if (from_size == sizeof(DDSURFACEDESC))
 614         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 615     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 616     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 617 }
 618
 619 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 620
 621 #endif