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 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  42
  43 /*****************************************************************************
  44  * IDirectDraw implementation structure
  45  *****************************************************************************/
  46 struct FvfToDecl
  47 {
  48     DWORD fvf;
  49     struct wined3d_vertex_declaration *decl;
  50 };
  51
  52 #define DDRAW_INITIALIZED       0x00000001
  53 #define DDRAW_D3D_INITIALIZED   0x00000002
  54 #define DDRAW_RESTORE_MODE      0x00000004
  55 #define DDRAW_NO3D              0x00000008
  56
  57 struct ddraw
  58 {
  59     /* Interfaces */
  60     IDirectDraw7 IDirectDraw7_iface;
  61     IDirectDraw4 IDirectDraw4_iface;
  62     IDirectDraw2 IDirectDraw2_iface;
  63     IDirectDraw IDirectDraw_iface;
  64     IDirect3D7 IDirect3D7_iface;
  65     IDirect3D3 IDirect3D3_iface;
  66     IDirect3D2 IDirect3D2_iface;
  67     IDirect3D IDirect3D_iface;
  68     struct wined3d_device_parent device_parent;
  69
  70     /* See comment in IDirectDraw::AddRef */
  71     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  72
  73     struct wined3d *wined3d;
  74     struct wined3d_device *wined3d_device;
  75     DWORD flags;
  76
  77     struct ddraw_surface *primary;
  78     RECT primary_lock;
  79     struct wined3d_surface *wined3d_frontbuffer;
  80     struct wined3d_swapchain *wined3d_swapchain;
  81     HWND swapchain_window;
  82
  83     /* DirectDraw things, which are not handled by WineD3D */
  84     DWORD                   cooperative_level;
  85
  86     /* D3D things */
  87     HWND                    d3d_window;
  88     struct d3d_device *d3ddevice;
  89     int                     d3dversion;
  90
  91     /* Various HWNDs */
  92     HWND                    focuswindow;
  93     HWND                    devicewindow;
  94     HWND                    dest_window;
  95
  96     /* For the dll unload cleanup code */
  97     struct list ddraw_list_entry;
  98     /* The surface list - can't relay this to WineD3D
  99      * because of IParent
 100      */
 101     struct list surface_list;
 102
 103     /* FVF management */
 104     struct FvfToDecl       *decls;
 105     UINT                    numConvertedDecls, declArraySize;
 106 };
 107
 108 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 109
 110 HRESULT ddraw_init(struct ddraw *ddraw, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 111 void ddraw_destroy_swapchain(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 112
 113 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 114 {
 115     if (window == GetDesktopWindow())
 116         window = NULL;
 117     ddraw->swapchain_window = window;
 118 }
 119
 120 /* Utility functions */
 121 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 122 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 123 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 124
 125 struct ddraw_surface
 126 {
 127     /* IUnknown fields */
 128     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 129     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 130     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 131     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 132     IDirectDrawSurface IDirectDrawSurface_iface;
 133     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 134     IDirect3DTexture2 IDirect3DTexture2_iface;
 135     IDirect3DTexture IDirect3DTexture_iface;
 136
 137     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 138     IUnknown                *ifaceToRelease;
 139     IUnknown *texture_outer;
 140
 141     int                     version;
 142
 143     /* Connections to other Objects */
 144     struct ddraw *ddraw;
 145     struct wined3d_surface *wined3d_surface;
 146     struct wined3d_texture *wined3d_texture;
 147     struct d3d_device *device1;
 148
 149     /* This implementation handles attaching surfaces to other surfaces */
 150     struct ddraw_surface *next_attached;
 151     struct ddraw_surface *first_attached;
 152     IUnknown                *attached_iface;
 153
 154     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 155      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 156      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 157      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 158      */
 159 #define MAX_COMPLEX_ATTACHED 6
 160     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 161     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 162      * but no pointer to prevent temptations to traverse it in the wrong direction.
 163      */
 164     BOOL                    is_complex_root;
 165
 166     /* Surface description, for GetAttachedSurface */
 167     DDSURFACEDESC2          surface_desc;
 168
 169     /* Misc things */
 170     DWORD                   uniqueness_value;
 171     UINT                    mipmap_level;
 172
 173     /* Clipper objects */
 174     struct ddraw_clipper *clipper;
 175
 176     /* For the ddraw surface list */
 177     struct list             surface_list_entry;
 178
 179     DWORD                   Handle;
 180 };
 181
 182 HRESULT ddraw_surface_create_texture(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 183 HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 184         DDSURFACEDESC2 *desc, UINT version) DECLSPEC_HIDDEN;
 185 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 186
 187 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 188 {
 189     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 190 }
 191
 192 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 193 {
 194     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 195 }
 196
 197 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 198 {
 199     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 200 }
 201
 202 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 203 {
 204     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 205 }
 206
 207 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 208 {
 209     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 210 }
 211
 212 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 213 {
 214     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 215 }
 216
 217 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 218 {
 219     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 220 }
 221
 222 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 223 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 224 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 225
 226 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 227 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 228
 229 #define DDRAW_INVALID_HANDLE ~0U
 230
 231 enum ddraw_handle_type
 232 {
 233     DDRAW_HANDLE_FREE,
 234     DDRAW_HANDLE_MATERIAL,
 235     DDRAW_HANDLE_MATRIX,
 236     DDRAW_HANDLE_STATEBLOCK,
 237     DDRAW_HANDLE_SURFACE,
 238 };
 239
 240 struct ddraw_handle_entry
 241 {
 242     void *object;
 243     enum ddraw_handle_type type;
 244 };
 245
 246 struct ddraw_handle_table
 247 {
 248     struct ddraw_handle_entry *entries;
 249     struct ddraw_handle_entry *free_entries;
 250     UINT table_size;
 251     UINT entry_count;
 252 };
 253
 254 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 255 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 256 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 257 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 258 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 259
 260 struct d3d_device
 261 {
 262     /* IUnknown */
 263     IDirect3DDevice7 IDirect3DDevice7_iface;
 264     IDirect3DDevice3 IDirect3DDevice3_iface;
 265     IDirect3DDevice2 IDirect3DDevice2_iface;
 266     IDirect3DDevice IDirect3DDevice_iface;
 267     IUnknown IUnknown_inner;
 268     LONG ref;
 269     UINT version;
 270
 271     IUnknown *outer_unknown;
 272     struct wined3d_device *wined3d_device;
 273     struct ddraw *ddraw;
 274     struct ddraw_surface *target;
 275
 276     struct wined3d_buffer *index_buffer;
 277     UINT index_buffer_size;
 278     UINT index_buffer_pos;
 279
 280     struct wined3d_buffer *vertex_buffer;
 281     UINT vertex_buffer_size;
 282     UINT vertex_buffer_pos;
 283
 284     /* Viewport management */
 285     struct list viewport_list;
 286     struct d3d_viewport *current_viewport;
 287     D3DVIEWPORT7 active_viewport;
 288
 289     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 290     BOOL legacyTextureBlending;
 291
 292     D3DMATRIX legacy_projection;
 293     D3DMATRIX legacy_clipspace;
 294
 295     /* Light state */
 296     DWORD material;
 297
 298     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 299     D3DPRIMITIVETYPE primitive_type;
 300     DWORD vertex_type;
 301     DWORD render_flags;
 302     DWORD nb_vertices;
 303     LPBYTE sysmem_vertex_buffer;
 304     DWORD vertex_size;
 305     DWORD buffer_size;
 306
 307     /* Handle management */
 308     struct ddraw_handle_table handle_table;
 309     D3DMATRIXHANDLE          world, proj, view;
 310 };
 311
 312 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target,
 313         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 314 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 315
 316 /* The IID */
 317 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 318
 319 /* Helper functions */
 320 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 321         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 322
 323 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 324 {
 325     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 326 }
 327
 328 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 329 {
 330     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 331 }
 332
 333 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 334 {
 335     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 336 }
 337
 338 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 339 {
 340     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 341 }
 342
 343 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 344 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 345 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 346 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 347
 348 struct ddraw_clipper
 349 {
 350     IDirectDrawClipper IDirectDrawClipper_iface;
 351     LONG ref;
 352     HWND window;
 353     HRGN region;
 354     BOOL initialized;
 355 };
 356
 357 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 358 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 359
 360 /*****************************************************************************
 361  * IDirectDrawPalette implementation structure
 362  *****************************************************************************/
 363 struct ddraw_palette
 364 {
 365     /* IUnknown fields */
 366     IDirectDrawPalette IDirectDrawPalette_iface;
 367     LONG ref;
 368
 369     struct wined3d_palette *wineD3DPalette;
 370
 371     /* IDirectDrawPalette fields */
 372     IUnknown                  *ifaceToRelease;
 373 };
 374
 375 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 376 {
 377     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 378 }
 379
 380 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 381
 382 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 383         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 384
 385 /* Helper structures */
 386 struct object_creation_info
 387 {
 388     const CLSID *clsid;
 389     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 390                                  void **ppObj);
 391 };
 392
 393 /******************************************************************************
 394  * IDirect3DLight implementation structure - Wraps to D3D7
 395  ******************************************************************************/
 396 struct d3d_light
 397 {
 398     IDirect3DLight IDirect3DLight_iface;
 399     LONG ref;
 400
 401     /* IDirect3DLight fields */
 402     struct ddraw *ddraw;
 403
 404     /* If this light is active for one viewport, put the viewport here */
 405     struct d3d_viewport *active_viewport;
 406
 407     D3DLIGHT2 light;
 408     D3DLIGHT7 light7;
 409
 410     DWORD dwLightIndex;
 411
 412     struct list entry;
 413 };
 414
 415 /* Helper functions */
 416 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 417 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 418 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 419 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 420
 421 /******************************************************************************
 422  * IDirect3DMaterial implementation structure - Wraps to D3D7
 423  ******************************************************************************/
 424 struct d3d_material
 425 {
 426     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 427     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 428     IDirect3DMaterial IDirect3DMaterial_iface;
 429     LONG  ref;
 430
 431     /* IDirect3DMaterial2 fields */
 432     struct ddraw *ddraw;
 433     struct d3d_device *active_device;
 434
 435     D3DMATERIAL mat;
 436     DWORD Handle;
 437 };
 438
 439 /* Helper functions */
 440 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 441 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 442
 443 /*****************************************************************************
 444  * IDirect3DViewport - Wraps to D3D7
 445  *****************************************************************************/
 446 struct d3d_viewport
 447 {
 448     IDirect3DViewport3 IDirect3DViewport3_iface;
 449     LONG ref;
 450
 451     /* IDirect3DViewport fields */
 452     struct ddraw *ddraw;
 453
 454     /* If this viewport is active for one device, put the device here */
 455     struct d3d_device *active_device;
 456
 457     DWORD                     num_lights;
 458     DWORD                     map_lights;
 459
 460     int                       use_vp2;
 461
 462     union
 463     {
 464         D3DVIEWPORT vp1;
 465         D3DVIEWPORT2 vp2;
 466     } viewports;
 467
 468     struct list entry;
 469     struct list light_list;
 470     struct d3d_material *background;
 471 };
 472
 473 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 474 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 475 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 476
 477 /* Helper functions */
 478 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 479 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 480
 481 /*****************************************************************************
 482  * IDirect3DExecuteBuffer - Wraps to D3D7
 483  *****************************************************************************/
 484 struct d3d_execute_buffer
 485 {
 486     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 487     LONG ref;
 488     /* IDirect3DExecuteBuffer fields */
 489     struct ddraw *ddraw;
 490     struct d3d_device *d3ddev;
 491
 492     D3DEXECUTEBUFFERDESC desc;
 493     D3DEXECUTEDATA       data;
 494
 495     /* This buffer will store the transformed vertices */
 496     void                 *vertex_data;
 497     WORD                 *indices;
 498     unsigned int         nb_indices;
 499     unsigned int         nb_vertices;
 500
 501     /* This flags is set to TRUE if we allocated ourselves the
 502      * data buffer
 503      */
 504     BOOL                 need_free;
 505 };
 506
 507 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 508         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 509 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 510
 511 /* The execute function */
 512 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 513         struct d3d_device *device, struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 514
 515 /*****************************************************************************
 516  * IDirect3DVertexBuffer
 517  *****************************************************************************/
 518 struct d3d_vertex_buffer
 519 {
 520     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 521     IDirect3DVertexBuffer IDirect3DVertexBuffer_iface;
 522     LONG ref;
 523
 524     /*** WineD3D and ddraw links ***/
 525     struct wined3d_buffer *wineD3DVertexBuffer;
 526     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 527     struct ddraw *ddraw;
 528
 529     /*** Storage for D3D7 specific things ***/
 530     DWORD                Caps;
 531     DWORD                fvf;
 532     DWORD                size;
 533     BOOL                 dynamic;
 534
 535     BOOL                 read_since_last_map;
 536 };
 537
 538 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 539         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 540 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 541 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 542
 543 /*****************************************************************************
 544  * Helper functions from utils.c
 545  *****************************************************************************/
 546
 547 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 548     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 549
 550 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 551     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 552
 553 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 554 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 555 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 556 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 557 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 558 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 559 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 560 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 561 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 562 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 563
 564 void multiply_matrix(D3DMATRIX *dst, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 565
 566 /* Used for generic dumping */
 567 struct flag_info
 568 {
 569     DWORD val;
 570     const char *name;
 571 };
 572
 573 #define FE(x) { x, #x }
 574
 575 struct member_info
 576 {
 577     DWORD val;
 578     const char *name;
 579     void (*func)(const void *);
 580     ptrdiff_t offset;
 581 };
 582
 583 /* Structure copy */
 584 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 585
 586 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 587     do {                                                          \
 588         DWORD __size = (to)->dwSize;                              \
 589         DWORD __resetsize = min(__size, sizeof(*to));             \
 590         DWORD __copysize = min(__resetsize, from_size);           \
 591         assert(to != from);                                       \
 592         memcpy(to, from, __copysize);                             \
 593         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 594         (to)->dwSize = __size; /* restore size */                 \
 595     } while (0)
 596
 597 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 598
 599 #define SIZEOF_END_PADDING(type, last_field) \
 600     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 601
 602 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 603 {
 604     DWORD from_size = from->dwSize;
 605     if (from_size == sizeof(DDSURFACEDESC))
 606         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 607     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 608     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 609 }
 610
 611 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 612
 613 #endif