reactos/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 #include <config.h>
  23 #include <wine/port.h>
  24
  25 #include <assert.h>
  26 #include <stdarg.h>
  27
  28 #define _INC_WINDOWS
  29 #define COM_NO_WINDOWS_H
  30
  31 #define COBJMACROS
  32 #define NONAMELESSSTRUCT
  33 #define NONAMELESSUNION
  34
  35 #include <windef.h>
  36 #include <winbase.h>
  37 #include <wingdi.h>
  38 #include <winuser.h>
  39 #include <d3d.h>
  40
  41 #include <wine/debug.h>
  42 #include <wine/list.h>
  43 #include <wine/wined3d.h>
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  46
  47 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  48 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  49
  50 /*****************************************************************************
  51  * IDirectDraw implementation structure
  52  *****************************************************************************/
  53 struct FvfToDecl
  54 {
  55     DWORD fvf;
  56     struct wined3d_vertex_declaration *decl;
  57 };
  58
  59 #define DDRAW_INITIALIZED       0x00000001
  60 #define DDRAW_D3D_INITIALIZED   0x00000002
  61 #define DDRAW_RESTORE_MODE      0x00000004
  62 #define DDRAW_NO3D              0x00000008
  63 #define DDRAW_SCL_DDRAW1        0x00000010
  64
  65 #define DDRAW_STRIDE_ALIGNMENT  8
  66
  67 struct ddraw
  68 {
  69     /* Interfaces */
  70     IDirectDraw7 IDirectDraw7_iface;
  71     IDirectDraw4 IDirectDraw4_iface;
  72     IDirectDraw2 IDirectDraw2_iface;
  73     IDirectDraw IDirectDraw_iface;
  74     IDirect3D7 IDirect3D7_iface;
  75     IDirect3D3 IDirect3D3_iface;
  76     IDirect3D2 IDirect3D2_iface;
  77     IDirect3D IDirect3D_iface;
  78     struct wined3d_device_parent device_parent;
  79
  80     /* See comment in IDirectDraw::AddRef */
  81     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  82
  83     struct wined3d *wined3d;
  84     struct wined3d_device *wined3d_device;
  85     DWORD flags;
  86
  87     struct ddraw_surface *primary;
  88     RECT primary_lock;
  89     struct wined3d_surface *wined3d_frontbuffer;
  90     struct wined3d_swapchain *wined3d_swapchain;
  91     HWND swapchain_window;
  92
  93     /* DirectDraw things, which are not handled by WineD3D */
  94     DWORD                   cooperative_level;
  95
  96     /* D3D things */
  97     HWND                    d3d_window;
  98     struct d3d_device *d3ddevice;
  99     int                     d3dversion;
 100
 101     /* Various HWNDs */
 102     HWND                    focuswindow;
 103     HWND                    devicewindow;
 104     HWND                    dest_window;
 105
 106     /* For the dll unload cleanup code */
 107     struct list ddraw_list_entry;
 108     /* The surface list - can't relay this to WineD3D
 109      * because of IParent
 110      */
 111     struct list surface_list;
 112
 113     /* FVF management */
 114     struct FvfToDecl       *decls;
 115     UINT                    numConvertedDecls, declArraySize;
 116 };
 117
 118 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 119
 120 HRESULT ddraw_init(struct ddraw *ddraw, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 121 void ddraw_destroy_swapchain(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 122
 123 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 124 {
 125     if (window == GetDesktopWindow())
 126         window = NULL;
 127     ddraw->swapchain_window = window;
 128 }
 129
 130 /* Utility functions */
 131 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 132 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 133 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 134
 135 struct ddraw_surface
 136 {
 137     /* IUnknown fields */
 138     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 139     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 140     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 141     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 142     IDirectDrawSurface IDirectDrawSurface_iface;
 143     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 144     IDirect3DTexture2 IDirect3DTexture2_iface;
 145     IDirect3DTexture IDirect3DTexture_iface;
 146
 147     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 148     IUnknown                *ifaceToRelease;
 149     IUnknown *texture_outer;
 150
 151     int                     version;
 152
 153     /* Connections to other Objects */
 154     struct ddraw *ddraw;
 155     struct wined3d_surface *wined3d_surface;
 156     struct wined3d_texture *wined3d_texture;
 157     struct d3d_device *device1;
 158
 159     /* This implementation handles attaching surfaces to other surfaces */
 160     struct ddraw_surface *next_attached;
 161     struct ddraw_surface *first_attached;
 162     IUnknown                *attached_iface;
 163
 164     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 165      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 166      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 167      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 168      */
 169 #define MAX_COMPLEX_ATTACHED 6
 170     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 171     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 172      * but no pointer to prevent temptations to traverse it in the wrong direction.
 173      */
 174     BOOL                    is_complex_root;
 175
 176     /* Surface description, for GetAttachedSurface */
 177     DDSURFACEDESC2          surface_desc;
 178
 179     /* Misc things */
 180     DWORD                   uniqueness_value;
 181     UINT                    mipmap_level;
 182
 183     /* Clipper objects */
 184     struct ddraw_clipper *clipper;
 185
 186     /* For the ddraw surface list */
 187     struct list             surface_list_entry;
 188
 189     DWORD                   Handle;
 190 };
 191
 192 HRESULT ddraw_surface_create_texture(struct ddraw_surface *surface, DWORD surface_flags) DECLSPEC_HIDDEN;
 193 HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 194         DDSURFACEDESC2 *desc, DWORD flags, UINT version) DECLSPEC_HIDDEN;
 195 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 196
 197 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 198 {
 199     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 200 }
 201
 202 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 203 {
 204     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 205 }
 206
 207 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 208 {
 209     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 210 }
 211
 212 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 213 {
 214     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 215 }
 216
 217 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 218 {
 219     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 220 }
 221
 222 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 223 {
 224     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 225 }
 226
 227 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 228 {
 229     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 230 }
 231
 232 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 233 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 234 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 235
 236 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 237 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 238
 239 #define DDRAW_INVALID_HANDLE ~0U
 240
 241 enum ddraw_handle_type
 242 {
 243     DDRAW_HANDLE_FREE,
 244     DDRAW_HANDLE_MATERIAL,
 245     DDRAW_HANDLE_MATRIX,
 246     DDRAW_HANDLE_STATEBLOCK,
 247     DDRAW_HANDLE_SURFACE,
 248 };
 249
 250 struct ddraw_handle_entry
 251 {
 252     void *object;
 253     enum ddraw_handle_type type;
 254 };
 255
 256 struct ddraw_handle_table
 257 {
 258     struct ddraw_handle_entry *entries;
 259     struct ddraw_handle_entry *free_entries;
 260     UINT table_size;
 261     UINT entry_count;
 262 };
 263
 264 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 265 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 266 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 267 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 268 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 269
 270 struct d3d_device
 271 {
 272     /* IUnknown */
 273     IDirect3DDevice7 IDirect3DDevice7_iface;
 274     IDirect3DDevice3 IDirect3DDevice3_iface;
 275     IDirect3DDevice2 IDirect3DDevice2_iface;
 276     IDirect3DDevice IDirect3DDevice_iface;
 277     IUnknown IUnknown_inner;
 278     LONG ref;
 279     UINT version;
 280
 281     IUnknown *outer_unknown;
 282     struct wined3d_device *wined3d_device;
 283     struct ddraw *ddraw;
 284     struct ddraw_surface *target;
 285
 286     struct wined3d_buffer *index_buffer;
 287     UINT index_buffer_size;
 288     UINT index_buffer_pos;
 289
 290     struct wined3d_buffer *vertex_buffer;
 291     UINT vertex_buffer_size;
 292     UINT vertex_buffer_pos;
 293
 294     /* Viewport management */
 295     struct list viewport_list;
 296     struct d3d_viewport *current_viewport;
 297     D3DVIEWPORT7 active_viewport;
 298
 299     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 300     BOOL legacyTextureBlending;
 301
 302     D3DMATRIX legacy_projection;
 303     D3DMATRIX legacy_clipspace;
 304
 305     /* Light state */
 306     DWORD material;
 307
 308     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 309     D3DPRIMITIVETYPE primitive_type;
 310     DWORD vertex_type;
 311     DWORD render_flags;
 312     DWORD nb_vertices;
 313     LPBYTE sysmem_vertex_buffer;
 314     DWORD vertex_size;
 315     DWORD buffer_size;
 316
 317     /* Handle management */
 318     struct ddraw_handle_table handle_table;
 319     D3DMATRIXHANDLE          world, proj, view;
 320 };
 321
 322 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target,
 323         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 324 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 325
 326 /* The IID */
 327 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 328
 329 /* Helper functions */
 330 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 331         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 332
 333 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 334 {
 335     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 336 }
 337
 338 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 339 {
 340     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 341 }
 342
 343 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 344 {
 345     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 346 }
 347
 348 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 349 {
 350     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 351 }
 352
 353 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 354 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 355 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 356 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 357
 358 struct ddraw_clipper
 359 {
 360     IDirectDrawClipper IDirectDrawClipper_iface;
 361     LONG ref;
 362     HWND window;
 363     HRGN region;
 364     BOOL initialized;
 365 };
 366
 367 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 368 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 369
 370 /*****************************************************************************
 371  * IDirectDrawPalette implementation structure
 372  *****************************************************************************/
 373 struct ddraw_palette
 374 {
 375     /* IUnknown fields */
 376     IDirectDrawPalette IDirectDrawPalette_iface;
 377     LONG ref;
 378
 379     struct wined3d_palette *wineD3DPalette;
 380
 381     /* IDirectDrawPalette fields */
 382     IUnknown                  *ifaceToRelease;
 383 };
 384
 385 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 386 {
 387     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 388 }
 389
 390 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 391
 392 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 393         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 394
 395 /* Helper structures */
 396 struct object_creation_info
 397 {
 398     const CLSID *clsid;
 399     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 400                                  void **ppObj);
 401 };
 402
 403 /******************************************************************************
 404  * IDirect3DLight implementation structure - Wraps to D3D7
 405  ******************************************************************************/
 406 struct d3d_light
 407 {
 408     IDirect3DLight IDirect3DLight_iface;
 409     LONG ref;
 410
 411     /* IDirect3DLight fields */
 412     struct ddraw *ddraw;
 413
 414     /* If this light is active for one viewport, put the viewport here */
 415     struct d3d_viewport *active_viewport;
 416
 417     D3DLIGHT2 light;
 418     D3DLIGHT7 light7;
 419
 420     DWORD dwLightIndex;
 421
 422     struct list entry;
 423 };
 424
 425 /* Helper functions */
 426 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 427 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 428 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 429 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 430
 431 /******************************************************************************
 432  * IDirect3DMaterial implementation structure - Wraps to D3D7
 433  ******************************************************************************/
 434 struct d3d_material
 435 {
 436     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 437     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 438     IDirect3DMaterial IDirect3DMaterial_iface;
 439     LONG  ref;
 440
 441     /* IDirect3DMaterial2 fields */
 442     struct ddraw *ddraw;
 443     struct d3d_device *active_device;
 444
 445     D3DMATERIAL mat;
 446     DWORD Handle;
 447 };
 448
 449 /* Helper functions */
 450 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 451 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 452
 453 /*****************************************************************************
 454  * IDirect3DViewport - Wraps to D3D7
 455  *****************************************************************************/
 456 struct d3d_viewport
 457 {
 458     IDirect3DViewport3 IDirect3DViewport3_iface;
 459     LONG ref;
 460
 461     /* IDirect3DViewport fields */
 462     struct ddraw *ddraw;
 463
 464     /* If this viewport is active for one device, put the device here */
 465     struct d3d_device *active_device;
 466
 467     DWORD                     num_lights;
 468     DWORD                     map_lights;
 469
 470     int                       use_vp2;
 471
 472     union
 473     {
 474         D3DVIEWPORT vp1;
 475         D3DVIEWPORT2 vp2;
 476     } viewports;
 477
 478     struct list entry;
 479     struct list light_list;
 480     struct d3d_material *background;
 481 };
 482
 483 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 484 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 485 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 486
 487 /* Helper functions */
 488 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 489 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 490
 491 /*****************************************************************************
 492  * IDirect3DExecuteBuffer - Wraps to D3D7
 493  *****************************************************************************/
 494 struct d3d_execute_buffer
 495 {
 496     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 497     LONG ref;
 498     /* IDirect3DExecuteBuffer fields */
 499     struct ddraw *ddraw;
 500     struct d3d_device *d3ddev;
 501
 502     D3DEXECUTEBUFFERDESC desc;
 503     D3DEXECUTEDATA       data;
 504
 505     /* This buffer will store the transformed vertices */
 506     void                 *vertex_data;
 507     WORD                 *indices;
 508     unsigned int         nb_indices;
 509     unsigned int         nb_vertices;
 510
 511     /* This flags is set to TRUE if we allocated ourselves the
 512      * data buffer
 513      */
 514     BOOL                 need_free;
 515 };
 516
 517 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 518         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 519 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 520
 521 /* The execute function */
 522 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 523         struct d3d_device *device, struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 524
 525 /*****************************************************************************
 526  * IDirect3DVertexBuffer
 527  *****************************************************************************/
 528 struct d3d_vertex_buffer
 529 {
 530     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 531     IDirect3DVertexBuffer IDirect3DVertexBuffer_iface;
 532     LONG ref;
 533
 534     /*** WineD3D and ddraw links ***/
 535     struct wined3d_buffer *wineD3DVertexBuffer;
 536     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 537     struct ddraw *ddraw;
 538
 539     /*** Storage for D3D7 specific things ***/
 540     DWORD                Caps;
 541     DWORD                fvf;
 542     DWORD                size;
 543     BOOL                 dynamic;
 544
 545     BOOL                 read_since_last_map;
 546 };
 547
 548 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 549         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 550 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 551 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 552
 553 /*****************************************************************************
 554  * Helper functions from utils.c
 555  *****************************************************************************/
 556
 557 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 558     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 559
 560 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 561     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 562
 563 void ddrawformat_from_wined3dformat(DDPIXELFORMAT *ddraw_format,
 564         enum wined3d_format_id wined3d_format) DECLSPEC_HIDDEN;
 565 enum wined3d_format_id wined3dformat_from_ddrawformat(const DDPIXELFORMAT *format) DECLSPEC_HIDDEN;
 566 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 567 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 568 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 569 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 570 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 571 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 572 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 573 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 574
 575 void multiply_matrix(D3DMATRIX *dst, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 576
 577 /* Used for generic dumping */
 578 struct flag_info
 579 {
 580     DWORD val;
 581     const char *name;
 582 };
 583
 584 #define FE(x) { x, #x }
 585
 586 struct member_info
 587 {
 588     DWORD val;
 589     const char *name;
 590     void (*func)(const void *);
 591     ptrdiff_t offset;
 592 };
 593
 594 /* Structure copy */
 595 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 596
 597 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 598     do {                                                          \
 599         DWORD __size = (to)->dwSize;                              \
 600         DWORD __resetsize = min(__size, sizeof(*to));             \
 601         DWORD __copysize = min(__resetsize, from_size);           \
 602         assert(to != from);                                       \
 603         memcpy(to, from, __copysize);                             \
 604         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 605         (to)->dwSize = __size; /* restore size */                 \
 606     } while (0)
 607
 608 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 609
 610 #define SIZEOF_END_PADDING(type, last_field) \
 611     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 612
 613 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 614 {
 615     DWORD from_size = from->dwSize;
 616     if (from_size == sizeof(DDSURFACEDESC))
 617         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 618     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 619     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 620 }
 621
 622 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 623
 624 #endif /* __WINE_DLLS_DDRAW_DDRAW_PRIVATE_H */