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 IDirect3DDeviceImpl        IDirect3DDeviceImpl;
  45 typedef struct IDirect3DLightImpl         IDirect3DLightImpl;
  46 typedef struct IDirect3DViewportImpl      IDirect3DViewportImpl;
  47 typedef struct IDirect3DMaterialImpl      IDirect3DMaterialImpl;
  48 typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
  49 typedef struct IDirect3DVertexBufferImpl  IDirect3DVertexBufferImpl;
  50
  51 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  52
  53 /*****************************************************************************
  54  * IDirectDraw implementation structure
  55  *****************************************************************************/
  56 struct FvfToDecl
  57 {
  58     DWORD fvf;
  59     struct wined3d_vertex_declaration *decl;
  60 };
  61
  62 struct ddraw
  63 {
  64     /* Interfaces */
  65     IDirectDraw7 IDirectDraw7_iface;
  66     IDirectDraw4 IDirectDraw4_iface;
  67     IDirectDraw2 IDirectDraw2_iface;
  68     IDirectDraw IDirectDraw_iface;
  69     IDirect3D7 IDirect3D7_iface;
  70     IDirect3D3 IDirect3D3_iface;
  71     IDirect3D2 IDirect3D2_iface;
  72     IDirect3D IDirect3D_iface;
  73     struct wined3d_device_parent device_parent;
  74
  75     /* See comment in IDirectDraw::AddRef */
  76     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  77     BOOL initialized;
  78
  79     struct wined3d *wined3d;
  80     struct wined3d_device *wined3d_device;
  81     BOOL                    d3d_initialized;
  82
  83     struct ddraw_surface *primary;
  84     RECT primary_lock;
  85     struct wined3d_surface *wined3d_frontbuffer;
  86     struct wined3d_swapchain *wined3d_swapchain;
  87     HWND swapchain_window;
  88
  89     /* DirectDraw things, which are not handled by WineD3D */
  90     DWORD                   cooperative_level;
  91
  92     DWORD                   orig_width, orig_height;
  93     DWORD                   orig_bpp;
  94
  95     /* D3D things */
  96     HWND                    d3d_window;
  97     IDirect3DDeviceImpl     *d3ddevice;
  98     int                     d3dversion;
  99
 100     /* Various HWNDs */
 101     HWND                    focuswindow;
 102     HWND                    devicewindow;
 103     HWND                    dest_window;
 104
 105     /* Helpers for surface creation */
 106     struct ddraw_surface *tex_root;
 107
 108     /* For the dll unload cleanup code */
 109     struct list ddraw_list_entry;
 110     /* The surface list - can't relay this to WineD3D
 111      * because of IParent
 112      */
 113     struct list surface_list;
 114
 115     /* FVF management */
 116     struct FvfToDecl       *decls;
 117     UINT                    numConvertedDecls, declArraySize;
 118 };
 119
 120 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 121
 122 HRESULT ddraw_init(struct ddraw *ddraw, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 123 void ddraw_destroy_swapchain(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 124
 125 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 126 {
 127     if (window == GetDesktopWindow())
 128         window = NULL;
 129     ddraw->swapchain_window = window;
 130 }
 131
 132 /* Utility functions */
 133 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 134 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 135 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 136
 137 /* The default surface type */
 138 extern enum wined3d_surface_type DefaultSurfaceType DECLSPEC_HIDDEN;
 139
 140 /*****************************************************************************
 141  * IDirectDrawSurface implementation structure
 142  *****************************************************************************/
 143
 144 struct ddraw_surface
 145 {
 146     /* IUnknown fields */
 147     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 148     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 149     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 150     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 151     IDirectDrawSurface IDirectDrawSurface_iface;
 152     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 153     IDirect3DTexture2 IDirect3DTexture2_iface;
 154     IDirect3DTexture IDirect3DTexture_iface;
 155
 156     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 157     IUnknown                *ifaceToRelease;
 158
 159     int                     version;
 160
 161     /* Connections to other Objects */
 162     struct ddraw *ddraw;
 163     struct wined3d_surface *wined3d_surface;
 164     struct wined3d_texture *wined3d_texture;
 165
 166     /* This implementation handles attaching surfaces to other surfaces */
 167     struct ddraw_surface *next_attached;
 168     struct ddraw_surface *first_attached;
 169     IUnknown                *attached_iface;
 170
 171     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 172      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 173      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 174      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 175      */
 176 #define MAX_COMPLEX_ATTACHED 6
 177     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 178     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 179      * but no pointer to prevent temptations to traverse it in the wrong direction.
 180      */
 181     BOOL                    is_complex_root;
 182
 183     /* Surface description, for GetAttachedSurface */
 184     DDSURFACEDESC2          surface_desc;
 185
 186     /* Misc things */
 187     DWORD                   uniqueness_value;
 188     UINT                    mipmap_level;
 189
 190     /* Clipper objects */
 191     struct ddraw_clipper *clipper;
 192
 193     /* For the ddraw surface list */
 194     struct list             surface_list_entry;
 195
 196     DWORD                   Handle;
 197 };
 198
 199 HRESULT ddraw_surface_create_texture(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 200 HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 201         DDSURFACEDESC2 *desc, UINT mip_level, UINT version) DECLSPEC_HIDDEN;
 202 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 203
 204 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 205 {
 206     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 207 }
 208
 209 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 210 {
 211     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 212 }
 213
 214 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 215 {
 216     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 217 }
 218
 219 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 220 {
 221     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 222 }
 223
 224 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 225 {
 226     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 227 }
 228
 229 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 230 {
 231     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 232 }
 233
 234 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 235 {
 236     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 237 }
 238
 239 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 240 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 241 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 242
 243 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 244 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 245
 246 #define DDRAW_INVALID_HANDLE ~0U
 247
 248 enum ddraw_handle_type
 249 {
 250     DDRAW_HANDLE_FREE,
 251     DDRAW_HANDLE_MATERIAL,
 252     DDRAW_HANDLE_MATRIX,
 253     DDRAW_HANDLE_STATEBLOCK,
 254     DDRAW_HANDLE_SURFACE,
 255 };
 256
 257 struct ddraw_handle_entry
 258 {
 259     void *object;
 260     enum ddraw_handle_type type;
 261 };
 262
 263 struct ddraw_handle_table
 264 {
 265     struct ddraw_handle_entry *entries;
 266     struct ddraw_handle_entry *free_entries;
 267     UINT table_size;
 268     UINT entry_count;
 269 };
 270
 271 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 272 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 273 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 274 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 275 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 276
 277 struct IDirect3DDeviceImpl
 278 {
 279     /* IUnknown */
 280     IDirect3DDevice7 IDirect3DDevice7_iface;
 281     IDirect3DDevice3 IDirect3DDevice3_iface;
 282     IDirect3DDevice2 IDirect3DDevice2_iface;
 283     IDirect3DDevice IDirect3DDevice_iface;
 284     LONG                    ref;
 285
 286     /* Other object connections */
 287     struct wined3d_device *wined3d_device;
 288     struct ddraw *ddraw;
 289     struct wined3d_buffer *indexbuffer;
 290     struct ddraw_surface *target;
 291
 292     /* Viewport management */
 293     struct list viewport_list;
 294     IDirect3DViewportImpl *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     BOOL from_surface;
 300
 301     D3DMATRIX legacy_projection;
 302     D3DMATRIX legacy_clipspace;
 303
 304     /* Light state */
 305     DWORD material;
 306
 307     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 308     D3DPRIMITIVETYPE primitive_type;
 309     DWORD vertex_type;
 310     DWORD render_flags;
 311     DWORD nb_vertices;
 312     LPBYTE vertex_buffer;
 313     DWORD vertex_size;
 314     DWORD buffer_size;
 315
 316     /* Handle management */
 317     struct ddraw_handle_table handle_table;
 318     D3DMATRIXHANDLE          world, proj, view;
 319 };
 320
 321 HRESULT d3d_device_init(IDirect3DDeviceImpl *device, struct ddraw *ddraw,
 322         struct ddraw_surface *target) 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 enum wined3d_depth_buffer_type IDirect3DDeviceImpl_UpdateDepthStencil(IDirect3DDeviceImpl *device) DECLSPEC_HIDDEN;
 331
 332 static inline IDirect3DDeviceImpl *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 333 {
 334     return CONTAINING_RECORD(iface, IDirect3DDeviceImpl, IDirect3DDevice_iface);
 335 }
 336
 337 static inline IDirect3DDeviceImpl *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 338 {
 339     return CONTAINING_RECORD(iface, IDirect3DDeviceImpl, IDirect3DDevice2_iface);
 340 }
 341
 342 static inline IDirect3DDeviceImpl *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 343 {
 344     return CONTAINING_RECORD(iface, IDirect3DDeviceImpl, IDirect3DDevice3_iface);
 345 }
 346
 347 static inline IDirect3DDeviceImpl *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 348 {
 349     return CONTAINING_RECORD(iface, IDirect3DDeviceImpl, IDirect3DDevice7_iface);
 350 }
 351
 352 IDirect3DDeviceImpl *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 353 IDirect3DDeviceImpl *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 354 IDirect3DDeviceImpl *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 355 IDirect3DDeviceImpl *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 356
 357 struct ddraw_clipper
 358 {
 359     IDirectDrawClipper IDirectDrawClipper_iface;
 360     LONG ref;
 361     HWND window;
 362     HRGN region;
 363     BOOL initialized;
 364 };
 365
 366 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 367 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 368
 369 /*****************************************************************************
 370  * IDirectDrawPalette implementation structure
 371  *****************************************************************************/
 372 struct ddraw_palette
 373 {
 374     /* IUnknown fields */
 375     IDirectDrawPalette IDirectDrawPalette_iface;
 376     LONG ref;
 377
 378     struct wined3d_palette *wineD3DPalette;
 379
 380     /* IDirectDrawPalette fields */
 381     IUnknown                  *ifaceToRelease;
 382 };
 383
 384 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 385 {
 386     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 387 }
 388
 389 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 390
 391 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 392         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 393
 394 /* Helper structures */
 395 struct object_creation_info
 396 {
 397     const CLSID *clsid;
 398     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 399                                  void **ppObj);
 400 };
 401
 402 /******************************************************************************
 403  * IDirect3DLight implementation structure - Wraps to D3D7
 404  ******************************************************************************/
 405 struct IDirect3DLightImpl
 406 {
 407     IDirect3DLight IDirect3DLight_iface;
 408     LONG ref;
 409
 410     /* IDirect3DLight fields */
 411     struct ddraw *ddraw;
 412
 413     /* If this light is active for one viewport, put the viewport here */
 414     IDirect3DViewportImpl     *active_viewport;
 415
 416     D3DLIGHT2 light;
 417     D3DLIGHT7 light7;
 418
 419     DWORD dwLightIndex;
 420
 421     struct list entry;
 422 };
 423
 424 /* Helper functions */
 425 void light_activate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 426 void light_deactivate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 427 void d3d_light_init(IDirect3DLightImpl *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 428 IDirect3DLightImpl *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 429
 430 /******************************************************************************
 431  * IDirect3DMaterial implementation structure - Wraps to D3D7
 432  ******************************************************************************/
 433 struct IDirect3DMaterialImpl
 434 {
 435     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 436     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 437     IDirect3DMaterial IDirect3DMaterial_iface;
 438     LONG  ref;
 439
 440     /* IDirect3DMaterial2 fields */
 441     struct ddraw *ddraw;
 442     IDirect3DDeviceImpl           *active_device;
 443
 444     D3DMATERIAL mat;
 445     DWORD Handle;
 446 };
 447
 448 /* Helper functions */
 449 void material_activate(IDirect3DMaterialImpl* This) DECLSPEC_HIDDEN;
 450 IDirect3DMaterialImpl *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 451
 452 /*****************************************************************************
 453  * IDirect3DViewport - Wraps to D3D7
 454  *****************************************************************************/
 455 struct IDirect3DViewportImpl
 456 {
 457     IDirect3DViewport3 IDirect3DViewport3_iface;
 458     LONG ref;
 459
 460     /* IDirect3DViewport fields */
 461     struct ddraw *ddraw;
 462
 463     /* If this viewport is active for one device, put the device here */
 464     IDirect3DDeviceImpl       *active_device;
 465
 466     DWORD                     num_lights;
 467     DWORD                     map_lights;
 468
 469     int                       use_vp2;
 470
 471     union
 472     {
 473         D3DVIEWPORT vp1;
 474         D3DVIEWPORT2 vp2;
 475     } viewports;
 476
 477     struct list entry;
 478     struct list light_list;
 479
 480     /* Background material */
 481     IDirect3DMaterialImpl     *background;
 482 };
 483
 484 IDirect3DViewportImpl *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 485 IDirect3DViewportImpl *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 486 IDirect3DViewportImpl *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 487
 488 /* Helper functions */
 489 void viewport_activate(IDirect3DViewportImpl* This, BOOL ignore_lights) DECLSPEC_HIDDEN;
 490 void d3d_viewport_init(IDirect3DViewportImpl *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 491
 492 /*****************************************************************************
 493  * IDirect3DExecuteBuffer - Wraps to D3D7
 494  *****************************************************************************/
 495 struct IDirect3DExecuteBufferImpl
 496 {
 497     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 498     LONG ref;
 499     /* IDirect3DExecuteBuffer fields */
 500     struct ddraw *ddraw;
 501     IDirect3DDeviceImpl  *d3ddev;
 502
 503     D3DEXECUTEBUFFERDESC desc;
 504     D3DEXECUTEDATA       data;
 505
 506     /* This buffer will store the transformed vertices */
 507     void                 *vertex_data;
 508     WORD                 *indices;
 509     int                  nb_indices;
 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(IDirect3DExecuteBufferImpl *execute_buffer,
 518         IDirect3DDeviceImpl *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 519 IDirect3DExecuteBufferImpl *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 520
 521 /* The execute function */
 522 HRESULT d3d_execute_buffer_execute(IDirect3DExecuteBufferImpl *execute_buffer,
 523         IDirect3DDeviceImpl *device, IDirect3DViewportImpl *viewport) DECLSPEC_HIDDEN;
 524
 525 /*****************************************************************************
 526  * IDirect3DVertexBuffer
 527  *****************************************************************************/
 528 struct IDirect3DVertexBufferImpl
 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 };
 543
 544 HRESULT d3d_vertex_buffer_create(IDirect3DVertexBufferImpl **vertex_buf, struct ddraw *ddraw,
 545         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 546 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 547 IDirect3DVertexBufferImpl *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 548
 549 /*****************************************************************************
 550  * Helper functions from utils.c
 551  *****************************************************************************/
 552
 553 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 554     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 555
 556 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 557     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 558
 559 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 560 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 561 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 562 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 563 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 564 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 565 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 566 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 567 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 568 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 569
 570 /* This only needs to be here as long the processvertices functionality of
 571  * IDirect3DExecuteBuffer isn't in WineD3D */
 572 void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 573
 574 /* Used for generic dumping */
 575 typedef struct
 576 {
 577     DWORD val;
 578     const char* name;
 579 } flag_info;
 580
 581 #define FE(x) { x, #x }
 582
 583 typedef struct
 584 {
 585     DWORD val;
 586     const char* name;
 587     void (*func)(const void *);
 588     ptrdiff_t offset;
 589 } member_info;
 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