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 #include <limits.h>
  24 #define COBJMACROS
  25 #define NONAMELESSSTRUCT
  26 #define NONAMELESSUNION
  27 #include "wine/debug.h"
  28
  29 #include "winbase.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32
  33 #include "d3d.h"
  34 #include "ddraw.h"
  35 #ifdef DDRAW_INIT_GUID
  36 #include "initguid.h"
  37 #endif
  38 #include "wine/list.h"
  39 #include "wine/wined3d.h"
  40
  41 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  42 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  43
  44 /*****************************************************************************
  45  * IDirectDraw implementation structure
  46  *****************************************************************************/
  47 struct FvfToDecl
  48 {
  49     DWORD fvf;
  50     struct wined3d_vertex_declaration *decl;
  51 };
  52
  53 #define DDRAW_INITIALIZED       0x00000001
  54 #define DDRAW_D3D_INITIALIZED   0x00000002
  55 #define DDRAW_RESTORE_MODE      0x00000004
  56 #define DDRAW_NO3D              0x00000008
  57 #define DDRAW_SCL_DDRAW1        0x00000010
  58 #define DDRAW_SCL_RECURSIVE     0x00000020
  59
  60 #define DDRAW_STRIDE_ALIGNMENT  8
  61
  62 #define DDRAW_WINED3D_FLAGS     (WINED3D_LEGACY_DEPTH_BIAS | WINED3D_VIDMEM_ACCOUNTING \
  63         | WINED3D_RESTORE_MODE_ON_ACTIVATE | WINED3D_FOCUS_MESSAGES | WINED3D_PIXEL_CENTER_INTEGER \
  64         | WINED3D_LEGACY_UNBOUND_RESOURCE_COLOR | WINED3D_NO_PRIMITIVE_RESTART \
  65         | WINED3D_LEGACY_CUBEMAP_FILTERING)
  66
  67 enum ddraw_device_state
  68 {
  69     DDRAW_DEVICE_STATE_OK,
  70     DDRAW_DEVICE_STATE_LOST,
  71     DDRAW_DEVICE_STATE_NOT_RESTORED,
  72 };
  73
  74 struct ddraw
  75 {
  76     /* Interfaces */
  77     IDirectDraw7 IDirectDraw7_iface;
  78     IDirectDraw4 IDirectDraw4_iface;
  79     IDirectDraw2 IDirectDraw2_iface;
  80     IDirectDraw IDirectDraw_iface;
  81     IDirect3D7 IDirect3D7_iface;
  82     IDirect3D3 IDirect3D3_iface;
  83     IDirect3D2 IDirect3D2_iface;
  84     IDirect3D IDirect3D_iface;
  85     struct wined3d_device_parent device_parent;
  86
  87     /* See comment in IDirectDraw::AddRef */
  88     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  89
  90     struct wined3d *wined3d;
  91     struct wined3d_device *wined3d_device;
  92     DWORD flags;
  93     LONG device_state;
  94
  95     struct ddraw_surface *primary;
  96     RECT primary_lock;
  97     struct wined3d_texture *wined3d_frontbuffer;
  98     struct wined3d_swapchain *wined3d_swapchain;
  99     HWND swapchain_window;
 100
 101     /* DirectDraw things, which are not handled by WineD3D */
 102     DWORD                   cooperative_level;
 103
 104     /* D3D things */
 105     HWND                    d3d_window;
 106     struct d3d_device *d3ddevice;
 107     int                     d3dversion;
 108
 109     /* Various HWNDs */
 110     HWND                    focuswindow;
 111     HWND                    devicewindow;
 112     HWND                    dest_window;
 113
 114     /* For the dll unload cleanup code */
 115     struct list ddraw_list_entry;
 116     /* The surface list - can't relay this to WineD3D
 117      * because of IParent
 118      */
 119     struct list surface_list;
 120
 121     /* FVF management */
 122     struct FvfToDecl       *decls;
 123     UINT                    numConvertedDecls, declArraySize;
 124 };
 125
 126 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 127
 128 HRESULT ddraw_init(struct ddraw *ddraw, DWORD flags, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 129 void ddraw_d3dcaps1_from_7(D3DDEVICEDESC *caps1, D3DDEVICEDESC7 *caps7) DECLSPEC_HIDDEN;
 130 HRESULT ddraw_get_d3dcaps(const struct ddraw *ddraw, D3DDEVICEDESC7 *caps) DECLSPEC_HIDDEN;
 131 void ddraw_update_lost_surfaces(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 132
 133 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 134 {
 135     if (window == GetDesktopWindow())
 136         window = NULL;
 137     ddraw->swapchain_window = window;
 138 }
 139
 140 /* Utility functions */
 141 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 142 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 143 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 144
 145 struct ddraw_surface
 146 {
 147     /* IUnknown fields */
 148     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 149     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 150     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 151     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 152     IDirectDrawSurface IDirectDrawSurface_iface;
 153     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 154     IDirect3DTexture2 IDirect3DTexture2_iface;
 155     IDirect3DTexture IDirect3DTexture_iface;
 156
 157     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 158     IUnknown                *ifaceToRelease;
 159     IUnknown *texture_outer;
 160
 161     int                     version;
 162
 163     /* Connections to other Objects */
 164     struct ddraw *ddraw;
 165     struct wined3d_texture *wined3d_texture;
 166     unsigned int sub_resource_idx;
 167     struct wined3d_rendertarget_view *wined3d_rtv;
 168     struct wined3d_private_store private_store;
 169     struct d3d_device *device1;
 170
 171     /* This implementation handles attaching surfaces to other surfaces */
 172     struct ddraw_surface *next_attached;
 173     struct ddraw_surface *first_attached;
 174     IUnknown                *attached_iface;
 175
 176     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 177      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 178      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 179      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 180      */
 181 #define MAX_COMPLEX_ATTACHED 6
 182     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 183     /* You can't traverse the tree upwards. Only a flag for Surface::Release because it's needed there,
 184      * but no pointer to prevent temptations to traverse it in the wrong direction.
 185      */
 186     BOOL                    is_complex_root;
 187     BOOL is_lost;
 188
 189     /* Surface description, for GetAttachedSurface */
 190     DDSURFACEDESC2          surface_desc;
 191
 192     /* Clipper objects */
 193     struct ddraw_clipper *clipper;
 194     struct ddraw_palette *palette;
 195
 196     /* For the ddraw surface list */
 197     struct list             surface_list_entry;
 198
 199     DWORD                   Handle;
 200     HDC dc;
 201 };
 202
 203 struct ddraw_texture
 204 {
 205     unsigned int version;
 206     DDSURFACEDESC2 surface_desc;
 207
 208     struct ddraw_surface *root;
 209     struct wined3d_device *wined3d_device;
 210 };
 211
 212 HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_desc,
 213         struct ddraw_surface **surface, IUnknown *outer_unknown, unsigned int version) DECLSPEC_HIDDEN;
 214 struct wined3d_rendertarget_view *ddraw_surface_get_rendertarget_view(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 215 void ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 216         struct wined3d_texture *wined3d_texture, unsigned int sub_resource_idx,
 217         const struct wined3d_parent_ops **parent_ops) DECLSPEC_HIDDEN;
 218 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 219 HRESULT ddraw_surface_update_frontbuffer(struct ddraw_surface *surface,
 220         const RECT *rect, BOOL read) DECLSPEC_HIDDEN;
 221
 222 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 223 {
 224     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 225 }
 226
 227 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 228 {
 229     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 230 }
 231
 232 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 233 {
 234     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 235 }
 236
 237 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 238 {
 239     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 240 }
 241
 242 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 243 {
 244     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 245 }
 246
 247 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 248 {
 249     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 250 }
 251
 252 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 253 {
 254     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 255 }
 256
 257 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 258 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 259 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 260
 261 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 262 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 263
 264 #define DDRAW_INVALID_HANDLE ~0U
 265
 266 enum ddraw_handle_type
 267 {
 268     DDRAW_HANDLE_FREE,
 269     DDRAW_HANDLE_MATERIAL,
 270     DDRAW_HANDLE_MATRIX,
 271     DDRAW_HANDLE_STATEBLOCK,
 272     DDRAW_HANDLE_SURFACE,
 273 };
 274
 275 struct ddraw_handle_entry
 276 {
 277     void *object;
 278     enum ddraw_handle_type type;
 279 };
 280
 281 struct ddraw_handle_table
 282 {
 283     struct ddraw_handle_entry *entries;
 284     struct ddraw_handle_entry *free_entries;
 285     UINT table_size;
 286     UINT entry_count;
 287 };
 288
 289 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 290 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 291 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 292 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 293 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 294
 295 struct d3d_device
 296 {
 297     /* IUnknown */
 298     IDirect3DDevice7 IDirect3DDevice7_iface;
 299     IDirect3DDevice3 IDirect3DDevice3_iface;
 300     IDirect3DDevice2 IDirect3DDevice2_iface;
 301     IDirect3DDevice IDirect3DDevice_iface;
 302     IUnknown IUnknown_inner;
 303     LONG ref;
 304     UINT version;
 305
 306     IUnknown *outer_unknown;
 307     struct wined3d_device *wined3d_device;
 308     struct ddraw *ddraw;
 309     IUnknown *rt_iface;
 310
 311     struct wined3d_buffer *index_buffer;
 312     UINT index_buffer_size;
 313     UINT index_buffer_pos;
 314
 315     struct wined3d_buffer *vertex_buffer;
 316     UINT vertex_buffer_size;
 317     UINT vertex_buffer_pos;
 318
 319     /* Viewport management */
 320     struct list viewport_list;
 321     struct d3d_viewport *current_viewport;
 322     D3DVIEWPORT7 active_viewport;
 323
 324     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 325     BOOL legacyTextureBlending;
 326
 327     D3DMATRIX legacy_projection;
 328     D3DMATRIX legacy_clipspace;
 329
 330     /* Light state */
 331     DWORD material;
 332
 333     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 334     D3DPRIMITIVETYPE primitive_type;
 335     DWORD vertex_type;
 336     DWORD render_flags;
 337     DWORD nb_vertices;
 338     BYTE *sysmem_vertex_buffer;
 339     DWORD vertex_size;
 340     DWORD buffer_size;
 341
 342     /* Handle management */
 343     struct ddraw_handle_table handle_table;
 344     D3DMATRIXHANDLE          world, proj, view;
 345 };
 346
 347 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target, IUnknown *rt_iface,
 348         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 349 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 350
 351 /* The IID */
 352 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 353
 354 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 355 {
 356     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 357 }
 358
 359 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 360 {
 361     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 362 }
 363
 364 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 365 {
 366     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 367 }
 368
 369 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 370 {
 371     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 372 }
 373
 374 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 375 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 376 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 377 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 378
 379 struct ddraw_clipper
 380 {
 381     IDirectDrawClipper IDirectDrawClipper_iface;
 382     LONG ref;
 383     HWND window;
 384     HRGN region;
 385     BOOL initialized;
 386 };
 387
 388 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 389 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 390
 391 /*****************************************************************************
 392  * IDirectDrawPalette implementation structure
 393  *****************************************************************************/
 394 struct ddraw_palette
 395 {
 396     /* IUnknown fields */
 397     IDirectDrawPalette IDirectDrawPalette_iface;
 398     LONG ref;
 399
 400     struct wined3d_palette *wined3d_palette;
 401     struct ddraw *ddraw;
 402     IUnknown *ifaceToRelease;
 403     DWORD flags;
 404 };
 405
 406 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 407 {
 408     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 409 }
 410
 411 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 412
 413 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 414         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 415
 416 /* Helper structures */
 417 struct object_creation_info
 418 {
 419     const CLSID *clsid;
 420     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 421                                  void **ppObj);
 422 };
 423
 424 /******************************************************************************
 425  * IDirect3DLight implementation structure - Wraps to D3D7
 426  ******************************************************************************/
 427 struct d3d_light
 428 {
 429     IDirect3DLight IDirect3DLight_iface;
 430     LONG ref;
 431
 432     /* IDirect3DLight fields */
 433     struct ddraw *ddraw;
 434
 435     /* If this light is active for one viewport, put the viewport here */
 436     struct d3d_viewport *active_viewport;
 437
 438     D3DLIGHT2 light;
 439     D3DLIGHT7 light7;
 440
 441     DWORD dwLightIndex;
 442
 443     struct list entry;
 444 };
 445
 446 /* Helper functions */
 447 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 448 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 449 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 450 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 451
 452 /******************************************************************************
 453  * IDirect3DMaterial implementation structure - Wraps to D3D7
 454  ******************************************************************************/
 455 struct d3d_material
 456 {
 457     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 458     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 459     IDirect3DMaterial IDirect3DMaterial_iface;
 460     LONG  ref;
 461
 462     /* IDirect3DMaterial2 fields */
 463     struct ddraw *ddraw;
 464     struct d3d_device *active_device;
 465
 466     D3DMATERIAL mat;
 467     DWORD Handle;
 468 };
 469
 470 /* Helper functions */
 471 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 472 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 473
 474 /*****************************************************************************
 475  * IDirect3DViewport - Wraps to D3D7
 476  *****************************************************************************/
 477 struct d3d_viewport
 478 {
 479     IDirect3DViewport3 IDirect3DViewport3_iface;
 480     LONG ref;
 481
 482     /* IDirect3DViewport fields */
 483     struct ddraw *ddraw;
 484
 485     /* If this viewport is active for one device, put the device here */
 486     struct d3d_device *active_device;
 487
 488     DWORD                     num_lights;
 489     DWORD                     map_lights;
 490
 491     int                       use_vp2;
 492
 493     union
 494     {
 495         D3DVIEWPORT vp1;
 496         D3DVIEWPORT2 vp2;
 497     } viewports;
 498
 499     struct list entry;
 500     struct list light_list;
 501     struct d3d_material *background;
 502 };
 503
 504 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 505 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 506 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 507
 508 /* Helper functions */
 509 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 510 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 511
 512 /*****************************************************************************
 513  * IDirect3DExecuteBuffer - Wraps to D3D7
 514  *****************************************************************************/
 515 struct d3d_execute_buffer
 516 {
 517     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 518     LONG ref;
 519     /* IDirect3DExecuteBuffer fields */
 520     struct ddraw *ddraw;
 521     struct d3d_device *d3ddev;
 522
 523     D3DEXECUTEBUFFERDESC desc;
 524     D3DEXECUTEDATA       data;
 525
 526     /* This buffer will store the transformed vertices */
 527     unsigned int         index_size, index_pos;
 528     unsigned int         vertex_size, src_vertex_pos;
 529     struct wined3d_buffer *src_vertex_buffer, *dst_vertex_buffer, *index_buffer;
 530
 531     /* This flags is set to TRUE if we allocated ourselves the
 532      * data buffer
 533      */
 534     BOOL                 need_free;
 535 };
 536
 537 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 538         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 539 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 540
 541 /* The execute function */
 542 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 543         struct d3d_device *device, struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 544
 545 /*****************************************************************************
 546  * IDirect3DVertexBuffer
 547  *****************************************************************************/
 548 struct d3d_vertex_buffer
 549 {
 550     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 551     LONG ref;
 552     unsigned int version;
 553
 554     /*** WineD3D and ddraw links ***/
 555     struct wined3d_buffer *wined3d_buffer;
 556     struct wined3d_vertex_declaration *wined3d_declaration;
 557     struct ddraw *ddraw;
 558
 559     /*** Storage for D3D7 specific things ***/
 560     DWORD                Caps;
 561     DWORD                fvf;
 562     DWORD                size;
 563     BOOL                 dynamic;
 564 };
 565
 566 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 567         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 568 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 569 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 570
 571 /*****************************************************************************
 572  * Helper functions from utils.c
 573  *****************************************************************************/
 574
 575 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 576     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 577
 578 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 579     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 580
 581 void ddrawformat_from_wined3dformat(DDPIXELFORMAT *ddraw_format,
 582         enum wined3d_format_id wined3d_format) DECLSPEC_HIDDEN;
 583 enum wined3d_format_id wined3dformat_from_ddrawformat(const DDPIXELFORMAT *format) DECLSPEC_HIDDEN;
 584 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 585 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 586 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 587 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 588 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 589 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 590 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 591 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 592
 593 void multiply_matrix(D3DMATRIX *dst, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 594
 595 static inline BOOL format_is_compressed(const DDPIXELFORMAT *format)
 596 {
 597     return (format->dwFlags & DDPF_FOURCC) && (format->dwFourCC == WINED3DFMT_DXT1
 598             || format->dwFourCC == WINED3DFMT_DXT2 || format->dwFourCC == WINED3DFMT_DXT3
 599             || format->dwFourCC == WINED3DFMT_DXT4 || format->dwFourCC == WINED3DFMT_DXT5);
 600 }
 601
 602 static inline BOOL format_is_paletteindexed(const DDPIXELFORMAT *fmt)
 603 {
 604     DWORD flags = DDPF_PALETTEINDEXED1 | DDPF_PALETTEINDEXED2 | DDPF_PALETTEINDEXED4
 605             | DDPF_PALETTEINDEXED8 | DDPF_PALETTEINDEXEDTO8;
 606     return !!(fmt->dwFlags & flags);
 607 }
 608
 609 /* Used for generic dumping */
 610 struct flag_info
 611 {
 612     DWORD val;
 613     const char *name;
 614 };
 615
 616 #define FE(x) { x, #x }
 617
 618 struct member_info
 619 {
 620     DWORD val;
 621     const char *name;
 622     void (*func)(const void *);
 623     ptrdiff_t offset;
 624 };
 625
 626 /* Structure copy */
 627 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 628
 629 #define DD_STRUCT_COPY_BYSIZE_(to,from,to_size,from_size)         \
 630     do {                                                          \
 631         DWORD __size = (to)->dwSize;                              \
 632         DWORD __resetsize = min(to_size, sizeof(*to));            \
 633         DWORD __copysize = min(__resetsize, from_size);           \
 634         assert(to != from);                                       \
 635         memcpy(to, from, __copysize);                             \
 636         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 637         (to)->dwSize = __size; /* restore size */                 \
 638     } while (0)
 639
 640 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(to)->dwSize,(from)->dwSize)
 641
 642 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 643
 644 #endif