git.oblomov.eu Git - wine/blob - 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_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  41
  42 /* Typdef the interfaces */
  43 typedef struct IDirectDrawImpl            IDirectDrawImpl;
  44 typedef struct IDirectDrawSurfaceImpl     IDirectDrawSurfaceImpl;
  45 typedef struct IDirectDrawClipperImpl     IDirectDrawClipperImpl;
  46 typedef struct IDirectDrawPaletteImpl     IDirectDrawPaletteImpl;
  47 typedef struct IDirect3DDeviceImpl        IDirect3DDeviceImpl;
  48 typedef struct IDirect3DLightImpl         IDirect3DLightImpl;
  49 typedef struct IDirect3DViewportImpl      IDirect3DViewportImpl;
  50 typedef struct IDirect3DMaterialImpl      IDirect3DMaterialImpl;
  51 typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
  52 typedef struct IDirect3DVertexBufferImpl  IDirect3DVertexBufferImpl;
  53
  54 /* Callbacks for implicit object destruction */
  55 extern ULONG WINAPI D3D7CB_DestroySwapChain(IWineD3DSwapChain *pSwapChain) DECLSPEC_HIDDEN;
  56
  57 /* Global critical section */
  58 extern CRITICAL_SECTION ddraw_cs DECLSPEC_HIDDEN;
  59
  60 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  61
  62 /*****************************************************************************
  63  * IDirectDraw implementation structure
  64  *****************************************************************************/
  65 struct FvfToDecl
  66 {
  67     DWORD fvf;
  68     struct wined3d_vertex_declaration *decl;
  69 };
  70
  71 struct IDirectDrawImpl
  72 {
  73     /* Interfaces */
  74     IDirectDraw7 IDirectDraw7_iface;
  75     IDirectDraw4 IDirectDraw4_iface;
  76     IDirectDraw3 IDirectDraw3_iface;
  77     IDirectDraw2 IDirectDraw2_iface;
  78     IDirectDraw IDirectDraw_iface;
  79     IDirect3D7 IDirect3D7_iface;
  80     IDirect3D3 IDirect3D3_iface;
  81     IDirect3D2 IDirect3D2_iface;
  82     IDirect3D IDirect3D_iface;
  83     const IWineD3DDeviceParentVtbl *device_parent_vtbl;
  84
  85     /* See comment in IDirectDraw::AddRef */
  86     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  87
  88     /* WineD3D linkage */
  89     struct wined3d *wineD3D;
  90     IWineD3DDevice          *wineD3DDevice;
  91     BOOL                    d3d_initialized;
  92
  93     /* Misc ddraw fields */
  94     UINT                    total_vidmem;
  95     DWORD                   cur_scanline;
  96     BOOL                    fake_vblank;
  97     BOOL                    initialized;
  98
  99     /* DirectDraw things, which are not handled by WineD3D */
 100     DWORD                   cooperative_level;
 101
 102     DWORD                   orig_width, orig_height;
 103     DWORD                   orig_bpp;
 104
 105     /* D3D things */
 106     IDirectDrawSurfaceImpl  *d3d_target;
 107     HWND                    d3d_window;
 108     IDirect3DDeviceImpl     *d3ddevice;
 109     int                     d3dversion;
 110
 111     /* Various HWNDs */
 112     HWND                    focuswindow;
 113     HWND                    devicewindow;
 114     HWND                    dest_window;
 115
 116     /* The surface type to request */
 117     WINED3DSURFTYPE         ImplType;
 118
 119     /* Helpers for surface creation */
 120     IDirectDrawSurfaceImpl *tex_root;
 121     BOOL                    depthstencil;
 122
 123     /* For the dll unload cleanup code */
 124     struct list ddraw_list_entry;
 125     /* The surface list - can't relay this to WineD3D
 126      * because of IParent
 127      */
 128     struct list surface_list;
 129     LONG surfaces;
 130
 131     /* FVF management */
 132     struct FvfToDecl       *decls;
 133     UINT                    numConvertedDecls, declArraySize;
 134 };
 135
 136 #define DDRAW_WINDOW_CLASS_NAME "ddraw_wc"
 137
 138 HRESULT ddraw_init(IDirectDrawImpl *ddraw, WINED3DDEVTYPE device_type) DECLSPEC_HIDDEN;
 139
 140 /* Helper structures */
 141 typedef struct EnumDisplayModesCBS
 142 {
 143     void *context;
 144     LPDDENUMMODESCALLBACK2 callback;
 145 } EnumDisplayModesCBS;
 146
 147 typedef struct EnumSurfacesCBS
 148 {
 149     void *context;
 150     LPDDENUMSURFACESCALLBACK7 callback;
 151     LPDDSURFACEDESC2 pDDSD;
 152     DWORD Flags;
 153 } EnumSurfacesCBS;
 154
 155 /* Utility functions */
 156 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 157 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 158 HRESULT WINAPI ddraw_recreate_surfaces_cb(IDirectDrawSurface7 *surf,
 159         DDSURFACEDESC2 *desc, void *Context) DECLSPEC_HIDDEN;
 160 struct wined3d_vertex_declaration *ddraw_find_decl(IDirectDrawImpl *This, DWORD fvf) DECLSPEC_HIDDEN;
 161
 162 /* The default surface type */
 163 extern WINED3DSURFTYPE DefaultSurfaceType DECLSPEC_HIDDEN;
 164
 165 /*****************************************************************************
 166  * IDirectDrawSurface implementation structure
 167  *****************************************************************************/
 168
 169 struct IDirectDrawSurfaceImpl
 170 {
 171     /* IUnknown fields */
 172     const IDirectDrawSurface7Vtbl *lpVtbl;
 173     const IDirectDrawSurface3Vtbl *IDirectDrawSurface3_vtbl;
 174     const IDirectDrawGammaControlVtbl *IDirectDrawGammaControl_vtbl;
 175     const IDirect3DTexture2Vtbl *IDirect3DTexture2_vtbl;
 176     const IDirect3DTextureVtbl *IDirect3DTexture_vtbl;
 177
 178     LONG                     ref;
 179     IUnknown                *ifaceToRelease;
 180
 181     int                     version;
 182
 183     /* Connections to other Objects */
 184     IDirectDrawImpl         *ddraw;
 185     IWineD3DSurface         *WineD3DSurface;
 186     IWineD3DBaseTexture     *wineD3DTexture;
 187     IWineD3DSwapChain       *wineD3DSwapChain;
 188
 189     /* This implementation handles attaching surfaces to other surfaces */
 190     IDirectDrawSurfaceImpl  *next_attached;
 191     IDirectDrawSurfaceImpl  *first_attached;
 192
 193     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 194      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 195      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 196      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 197      */
 198 #define MAX_COMPLEX_ATTACHED 6
 199     IDirectDrawSurfaceImpl  *complex_array[MAX_COMPLEX_ATTACHED];
 200     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 201      * but no pointer to prevent temptations to traverse it in the wrong direction.
 202      */
 203     BOOL                    is_complex_root;
 204
 205     /* Surface description, for GetAttachedSurface */
 206     DDSURFACEDESC2          surface_desc;
 207
 208     /* Misc things */
 209     DWORD                   uniqueness_value;
 210     UINT                    mipmap_level;
 211     WINED3DSURFTYPE         ImplType;
 212
 213     /* For D3DDevice creation */
 214     BOOL                    isRenderTarget;
 215
 216     /* Clipper objects */
 217     IDirectDrawClipperImpl  *clipper;
 218
 219     /* For the ddraw surface list */
 220     struct list             surface_list_entry;
 221
 222     DWORD                   Handle;
 223 };
 224
 225 void ddraw_surface_destroy(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
 226 HRESULT ddraw_surface_init(IDirectDrawSurfaceImpl *surface, IDirectDrawImpl *ddraw,
 227         DDSURFACEDESC2 *desc, UINT mip_level, WINED3DSURFTYPE surface_type) DECLSPEC_HIDDEN;
 228
 229 static inline IDirectDrawSurfaceImpl *surface_from_texture1(IDirect3DTexture *iface)
 230 {
 231     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture_vtbl));
 232 }
 233
 234 static inline IDirectDrawSurfaceImpl *surface_from_texture2(IDirect3DTexture2 *iface)
 235 {
 236     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture2_vtbl));
 237 }
 238
 239 static inline IDirectDrawSurfaceImpl *surface_from_surface3(IDirectDrawSurface3 *iface)
 240 {
 241     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirectDrawSurface3_vtbl));
 242 }
 243
 244 /* Get the number of bytes per pixel for a given surface */
 245 #define PFGET_BPP(pf) (pf.dwFlags&DDPF_PALETTEINDEXED8?1:((pf.dwRGBBitCount+7)/8))
 246 #define GET_BPP(desc) PFGET_BPP(desc.ddpfPixelFormat)
 247
 248 #define DDRAW_INVALID_HANDLE ~0U
 249
 250 enum ddraw_handle_type
 251 {
 252     DDRAW_HANDLE_FREE,
 253     DDRAW_HANDLE_MATERIAL,
 254     DDRAW_HANDLE_MATRIX,
 255     DDRAW_HANDLE_STATEBLOCK,
 256     DDRAW_HANDLE_SURFACE,
 257 };
 258
 259 struct ddraw_handle_entry
 260 {
 261     void *object;
 262     enum ddraw_handle_type type;
 263 };
 264
 265 struct ddraw_handle_table
 266 {
 267     struct ddraw_handle_entry *entries;
 268     struct ddraw_handle_entry *free_entries;
 269     UINT table_size;
 270     UINT entry_count;
 271 };
 272
 273 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 274 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 275 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 276 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 277 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 278
 279 struct IDirect3DDeviceImpl
 280 {
 281     /* IUnknown */
 282     const IDirect3DDevice7Vtbl *lpVtbl;
 283     const IDirect3DDevice3Vtbl *IDirect3DDevice3_vtbl;
 284     const IDirect3DDevice2Vtbl *IDirect3DDevice2_vtbl;
 285     const IDirect3DDeviceVtbl *IDirect3DDevice_vtbl;
 286     LONG                    ref;
 287
 288     /* Other object connections */
 289     IWineD3DDevice          *wineD3DDevice;
 290     IDirectDrawImpl         *ddraw;
 291     struct wined3d_buffer *indexbuffer;
 292     IDirectDrawSurfaceImpl  *target;
 293
 294     /* Viewport management */
 295     IDirect3DViewportImpl *viewport_list;
 296     IDirect3DViewportImpl *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     /* Light state */
 303     DWORD material;
 304
 305     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 306     D3DPRIMITIVETYPE primitive_type;
 307     DWORD vertex_type;
 308     DWORD render_flags;
 309     DWORD nb_vertices;
 310     LPBYTE vertex_buffer;
 311     DWORD vertex_size;
 312     DWORD buffer_size;
 313
 314     /* Handle management */
 315     struct ddraw_handle_table handle_table;
 316     D3DMATRIXHANDLE          world, proj, view;
 317 };
 318
 319 HRESULT d3d_device_init(IDirect3DDeviceImpl *device, IDirectDrawImpl *ddraw,
 320         IDirectDrawSurfaceImpl *target) DECLSPEC_HIDDEN;
 321
 322 /* The IID */
 323 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 324
 325 /* Helper functions */
 326 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 327         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 328 WINED3DZBUFFERTYPE IDirect3DDeviceImpl_UpdateDepthStencil(IDirect3DDeviceImpl *This) DECLSPEC_HIDDEN;
 329
 330 static inline IDirect3DDeviceImpl *device_from_device1(IDirect3DDevice *iface)
 331 {
 332     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice_vtbl));
 333 }
 334
 335 static inline IDirect3DDeviceImpl *device_from_device2(IDirect3DDevice2 *iface)
 336 {
 337     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice2_vtbl));
 338 }
 339
 340 static inline IDirect3DDeviceImpl *device_from_device3(IDirect3DDevice3 *iface)
 341 {
 342     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice3_vtbl));
 343 }
 344
 345 /* Structures */
 346 struct EnumTextureFormatsCBS
 347 {
 348     LPD3DENUMTEXTUREFORMATSCALLBACK cbv2;
 349     LPD3DENUMPIXELFORMATSCALLBACK cbv7;
 350     void *Context;
 351 };
 352
 353 /* Structure for EnumZBufferFormats */
 354 struct EnumZBufferFormatsData
 355 {
 356     LPD3DENUMPIXELFORMATSCALLBACK Callback;
 357     void *Context;
 358 };
 359
 360 /*****************************************************************************
 361  * IDirectDrawClipper implementation structure
 362  *****************************************************************************/
 363 struct IDirectDrawClipperImpl
 364 {
 365     /* IUnknown fields */
 366     const IDirectDrawClipperVtbl *lpVtbl;
 367     LONG ref;
 368
 369     struct wined3d_clipper *wineD3DClipper;
 370     BOOL initialized;
 371 };
 372
 373 HRESULT ddraw_clipper_init(IDirectDrawClipperImpl *clipper) DECLSPEC_HIDDEN;
 374
 375 /*****************************************************************************
 376  * IDirectDrawPalette implementation structure
 377  *****************************************************************************/
 378 struct IDirectDrawPaletteImpl
 379 {
 380     /* IUnknown fields */
 381     const IDirectDrawPaletteVtbl *lpVtbl;
 382     LONG ref;
 383
 384     struct wined3d_palette *wineD3DPalette;
 385
 386     /* IDirectDrawPalette fields */
 387     IUnknown                  *ifaceToRelease;
 388 };
 389
 390 HRESULT ddraw_palette_init(IDirectDrawPaletteImpl *palette,
 391         IDirectDrawImpl *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 IDirect3DLightImpl
 405 {
 406     const IDirect3DLightVtbl *lpVtbl;
 407     LONG ref;
 408
 409     /* IDirect3DLight fields */
 410     IDirectDrawImpl           *ddraw;
 411
 412     /* If this light is active for one viewport, put the viewport here */
 413     IDirect3DViewportImpl     *active_viewport;
 414
 415     D3DLIGHT2 light;
 416     D3DLIGHT7 light7;
 417
 418     DWORD dwLightIndex;
 419
 420     /* Chained list used for adding / removing from viewports */
 421     IDirect3DLightImpl        *next;
 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, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 428
 429 /******************************************************************************
 430  * IDirect3DMaterial implementation structure - Wraps to D3D7
 431  ******************************************************************************/
 432 struct IDirect3DMaterialImpl
 433 {
 434     const IDirect3DMaterial3Vtbl *lpVtbl;
 435     const IDirect3DMaterial2Vtbl *IDirect3DMaterial2_vtbl;
 436     const IDirect3DMaterialVtbl *IDirect3DMaterial_vtbl;
 437     LONG  ref;
 438
 439     /* IDirect3DMaterial2 fields */
 440     IDirectDrawImpl               *ddraw;
 441     IDirect3DDeviceImpl           *active_device;
 442
 443     D3DMATERIAL mat;
 444     DWORD Handle;
 445 };
 446
 447 /* Helper functions */
 448 void material_activate(IDirect3DMaterialImpl* This) DECLSPEC_HIDDEN;
 449 void d3d_material_init(IDirect3DMaterialImpl *material, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 450
 451 /*****************************************************************************
 452  * IDirect3DViewport - Wraps to D3D7
 453  *****************************************************************************/
 454 struct IDirect3DViewportImpl
 455 {
 456     const IDirect3DViewport3Vtbl *lpVtbl;
 457     LONG ref;
 458
 459     /* IDirect3DViewport fields */
 460     IDirectDrawImpl           *ddraw;
 461
 462     /* If this viewport is active for one device, put the device here */
 463     IDirect3DDeviceImpl       *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     /* Field used to chain viewports together */
 477     IDirect3DViewportImpl     *next;
 478
 479     /* Lights list */
 480     IDirect3DLightImpl        *lights;
 481
 482     /* Background material */
 483     IDirect3DMaterialImpl     *background;
 484 };
 485
 486 /* Helper functions */
 487 void viewport_activate(IDirect3DViewportImpl* This, BOOL ignore_lights) DECLSPEC_HIDDEN;
 488 void d3d_viewport_init(IDirect3DViewportImpl *viewport, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 489
 490 /*****************************************************************************
 491  * IDirect3DExecuteBuffer - Wraps to D3D7
 492  *****************************************************************************/
 493 struct IDirect3DExecuteBufferImpl
 494 {
 495     /* IUnknown */
 496     const IDirect3DExecuteBufferVtbl *lpVtbl;
 497     LONG                 ref;
 498
 499     /* IDirect3DExecuteBuffer fields */
 500     IDirectDrawImpl      *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
 520 /* The execute function */
 521 void IDirect3DExecuteBufferImpl_Execute(IDirect3DExecuteBufferImpl *This,
 522         IDirect3DDeviceImpl *Device, IDirect3DViewportImpl *ViewportImpl) DECLSPEC_HIDDEN;
 523
 524 /*****************************************************************************
 525  * IDirect3DVertexBuffer
 526  *****************************************************************************/
 527 struct IDirect3DVertexBufferImpl
 528 {
 529     /*** IUnknown Methods ***/
 530     const IDirect3DVertexBuffer7Vtbl *lpVtbl;
 531     const IDirect3DVertexBufferVtbl *IDirect3DVertexBuffer_vtbl;
 532     LONG                 ref;
 533
 534     /*** WineD3D and ddraw links ***/
 535     struct wined3d_buffer *wineD3DVertexBuffer;
 536     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 537     IDirectDrawImpl *ddraw;
 538
 539     /*** Storage for D3D7 specific things ***/
 540     DWORD                Caps;
 541     DWORD                fvf;
 542 };
 543
 544 HRESULT d3d_vertex_buffer_init(IDirect3DVertexBufferImpl *buffer,
 545         IDirectDrawImpl *ddraw, D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 546
 547 static inline IDirect3DVertexBufferImpl *vb_from_vb1(IDirect3DVertexBuffer *iface)
 548 {
 549     return (IDirect3DVertexBufferImpl *)((char*)iface
 550             - FIELD_OFFSET(IDirect3DVertexBufferImpl, IDirect3DVertexBuffer_vtbl));
 551 }
 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 PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 564 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 565 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 566 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 567 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 568 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 569 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 570 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 571
 572 /* This only needs to be here as long the processvertices functionality of
 573  * IDirect3DExecuteBuffer isn't in WineD3D */
 574 void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 575
 576 /* Helper function in main.c */
 577 BOOL LoadWineD3D(void) DECLSPEC_HIDDEN;
 578
 579 /* Used for generic dumping */
 580 typedef struct
 581 {
 582     DWORD val;
 583     const char* name;
 584 } flag_info;
 585
 586 #define FE(x) { x, #x }
 587
 588 typedef struct
 589 {
 590     DWORD val;
 591     const char* name;
 592     void (*func)(const void *);
 593     ptrdiff_t offset;
 594 } member_info;
 595
 596 /* Structure copy */
 597 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 598
 599 #define DD_STRUCT_COPY_BYSIZE(to,from)                  \
 600         do {                                            \
 601                 DWORD __size = (to)->dwSize;            \
 602                 DWORD __copysize = __size;              \
 603                 DWORD __resetsize = __size;             \
 604                 assert(to != from);                     \
 605                 if (__resetsize > sizeof(*to))          \
 606                     __resetsize = sizeof(*to);          \
 607                 memset(to,0,__resetsize);               \
 608                 if ((from)->dwSize < __size)            \
 609                     __copysize = (from)->dwSize;        \
 610                 memcpy(to,from,__copysize);             \
 611                 (to)->dwSize = __size;/*restore size*/  \
 612         } while (0)
 613
 614
 615 #endif
 616
 617 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;