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 enum ddraw_surface_type
  41 {
  42     DDRAW_SURFACE_TYPE_OPENGL,
  43     DDRAW_SURFACE_TYPE_GDI,
  44 };
  45
  46 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  47 extern enum ddraw_surface_type DefaultSurfaceType 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 struct ddraw
  60 {
  61     /* Interfaces */
  62     IDirectDraw7 IDirectDraw7_iface;
  63     IDirectDraw4 IDirectDraw4_iface;
  64     IDirectDraw2 IDirectDraw2_iface;
  65     IDirectDraw IDirectDraw_iface;
  66     IDirect3D7 IDirect3D7_iface;
  67     IDirect3D3 IDirect3D3_iface;
  68     IDirect3D2 IDirect3D2_iface;
  69     IDirect3D IDirect3D_iface;
  70     struct wined3d_device_parent device_parent;
  71
  72     /* See comment in IDirectDraw::AddRef */
  73     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  74     BOOL initialized;
  75
  76     struct wined3d *wined3d;
  77     struct wined3d_device *wined3d_device;
  78     BOOL d3d_initialized;
  79     BOOL restore_mode;
  80
  81     struct ddraw_surface *primary;
  82     RECT primary_lock;
  83     struct wined3d_surface *wined3d_frontbuffer;
  84     struct wined3d_swapchain *wined3d_swapchain;
  85     HWND swapchain_window;
  86
  87     /* DirectDraw things, which are not handled by WineD3D */
  88     DWORD                   cooperative_level;
  89
  90     /* D3D things */
  91     HWND                    d3d_window;
  92     struct d3d_device *d3ddevice;
  93     int                     d3dversion;
  94
  95     /* Various HWNDs */
  96     HWND                    focuswindow;
  97     HWND                    devicewindow;
  98     HWND                    dest_window;
  99
 100     /* For the dll unload cleanup code */
 101     struct list ddraw_list_entry;
 102     /* The surface list - can't relay this to WineD3D
 103      * because of IParent
 104      */
 105     struct list surface_list;
 106
 107     /* FVF management */
 108     struct FvfToDecl       *decls;
 109     UINT                    numConvertedDecls, declArraySize;
 110 };
 111
 112 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 113
 114 HRESULT ddraw_init(struct ddraw *ddraw, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 115 void ddraw_destroy_swapchain(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 116
 117 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 118 {
 119     if (window == GetDesktopWindow())
 120         window = NULL;
 121     ddraw->swapchain_window = window;
 122 }
 123
 124 /* Utility functions */
 125 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 126 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 127 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 128
 129 struct ddraw_surface
 130 {
 131     /* IUnknown fields */
 132     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 133     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 134     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 135     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 136     IDirectDrawSurface IDirectDrawSurface_iface;
 137     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 138     IDirect3DTexture2 IDirect3DTexture2_iface;
 139     IDirect3DTexture IDirect3DTexture_iface;
 140
 141     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 142     IUnknown                *ifaceToRelease;
 143     IUnknown *texture_outer;
 144
 145     int                     version;
 146
 147     /* Connections to other Objects */
 148     struct ddraw *ddraw;
 149     struct wined3d_surface *wined3d_surface;
 150     struct wined3d_texture *wined3d_texture;
 151     struct d3d_device *device1;
 152
 153     /* This implementation handles attaching surfaces to other surfaces */
 154     struct ddraw_surface *next_attached;
 155     struct ddraw_surface *first_attached;
 156     IUnknown                *attached_iface;
 157
 158     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 159      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 160      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 161      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 162      */
 163 #define MAX_COMPLEX_ATTACHED 6
 164     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 165     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 166      * but no pointer to prevent temptations to traverse it in the wrong direction.
 167      */
 168     BOOL                    is_complex_root;
 169
 170     /* Surface description, for GetAttachedSurface */
 171     DDSURFACEDESC2          surface_desc;
 172
 173     /* Misc things */
 174     DWORD                   uniqueness_value;
 175     UINT                    mipmap_level;
 176
 177     /* Clipper objects */
 178     struct ddraw_clipper *clipper;
 179
 180     /* For the ddraw surface list */
 181     struct list             surface_list_entry;
 182
 183     DWORD                   Handle;
 184 };
 185
 186 HRESULT ddraw_surface_create_texture(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 187 HRESULT ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 188         DDSURFACEDESC2 *desc, UINT version) DECLSPEC_HIDDEN;
 189 ULONG ddraw_surface_release_iface(struct ddraw_surface *This) DECLSPEC_HIDDEN;
 190
 191 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 192 {
 193     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 194 }
 195
 196 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 197 {
 198     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 199 }
 200
 201 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 202 {
 203     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 204 }
 205
 206 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 207 {
 208     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 209 }
 210
 211 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 212 {
 213     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 214 }
 215
 216 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 217 {
 218     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 219 }
 220
 221 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 222 {
 223     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 224 }
 225
 226 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 227 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 228 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 229
 230 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 231 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 232
 233 #define DDRAW_INVALID_HANDLE ~0U
 234
 235 enum ddraw_handle_type
 236 {
 237     DDRAW_HANDLE_FREE,
 238     DDRAW_HANDLE_MATERIAL,
 239     DDRAW_HANDLE_MATRIX,
 240     DDRAW_HANDLE_STATEBLOCK,
 241     DDRAW_HANDLE_SURFACE,
 242 };
 243
 244 struct ddraw_handle_entry
 245 {
 246     void *object;
 247     enum ddraw_handle_type type;
 248 };
 249
 250 struct ddraw_handle_table
 251 {
 252     struct ddraw_handle_entry *entries;
 253     struct ddraw_handle_entry *free_entries;
 254     UINT table_size;
 255     UINT entry_count;
 256 };
 257
 258 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 259 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 260 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 261 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 262 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 263
 264 struct d3d_device
 265 {
 266     /* IUnknown */
 267     IDirect3DDevice7 IDirect3DDevice7_iface;
 268     IDirect3DDevice3 IDirect3DDevice3_iface;
 269     IDirect3DDevice2 IDirect3DDevice2_iface;
 270     IDirect3DDevice IDirect3DDevice_iface;
 271     IUnknown IUnknown_inner;
 272     LONG ref;
 273     UINT version;
 274
 275     IUnknown *outer_unknown;
 276     struct wined3d_device *wined3d_device;
 277     struct ddraw *ddraw;
 278     struct ddraw_surface *target;
 279
 280     struct wined3d_buffer *index_buffer;
 281     UINT index_buffer_size;
 282     UINT index_buffer_pos;
 283
 284     struct wined3d_buffer *vertex_buffer;
 285     UINT vertex_buffer_size;
 286     UINT vertex_buffer_pos;
 287
 288     /* Viewport management */
 289     struct list viewport_list;
 290     struct d3d_viewport *current_viewport;
 291     D3DVIEWPORT7 active_viewport;
 292
 293     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 294     BOOL legacyTextureBlending;
 295
 296     D3DMATRIX legacy_projection;
 297     D3DMATRIX legacy_clipspace;
 298
 299     /* Light state */
 300     DWORD material;
 301
 302     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 303     D3DPRIMITIVETYPE primitive_type;
 304     DWORD vertex_type;
 305     DWORD render_flags;
 306     DWORD nb_vertices;
 307     LPBYTE sysmem_vertex_buffer;
 308     DWORD vertex_size;
 309     DWORD buffer_size;
 310
 311     /* Handle management */
 312     struct ddraw_handle_table handle_table;
 313     D3DMATRIXHANDLE          world, proj, view;
 314 };
 315
 316 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target,
 317         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 318 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 319
 320 /* The IID */
 321 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 322
 323 /* Helper functions */
 324 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 325         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 326
 327 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 328 {
 329     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 330 }
 331
 332 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 333 {
 334     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 335 }
 336
 337 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 338 {
 339     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 340 }
 341
 342 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 343 {
 344     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 345 }
 346
 347 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 348 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 349 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 350 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 351
 352 struct ddraw_clipper
 353 {
 354     IDirectDrawClipper IDirectDrawClipper_iface;
 355     LONG ref;
 356     HWND window;
 357     HRGN region;
 358     BOOL initialized;
 359 };
 360
 361 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 362 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 363
 364 /*****************************************************************************
 365  * IDirectDrawPalette implementation structure
 366  *****************************************************************************/
 367 struct ddraw_palette
 368 {
 369     /* IUnknown fields */
 370     IDirectDrawPalette IDirectDrawPalette_iface;
 371     LONG ref;
 372
 373     struct wined3d_palette *wineD3DPalette;
 374
 375     /* IDirectDrawPalette fields */
 376     IUnknown                  *ifaceToRelease;
 377 };
 378
 379 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 380 {
 381     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 382 }
 383
 384 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 385
 386 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 387         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 388
 389 /* Helper structures */
 390 struct object_creation_info
 391 {
 392     const CLSID *clsid;
 393     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 394                                  void **ppObj);
 395 };
 396
 397 /******************************************************************************
 398  * IDirect3DLight implementation structure - Wraps to D3D7
 399  ******************************************************************************/
 400 struct d3d_light
 401 {
 402     IDirect3DLight IDirect3DLight_iface;
 403     LONG ref;
 404
 405     /* IDirect3DLight fields */
 406     struct ddraw *ddraw;
 407
 408     /* If this light is active for one viewport, put the viewport here */
 409     struct d3d_viewport *active_viewport;
 410
 411     D3DLIGHT2 light;
 412     D3DLIGHT7 light7;
 413
 414     DWORD dwLightIndex;
 415
 416     struct list entry;
 417 };
 418
 419 /* Helper functions */
 420 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 421 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 422 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 423 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 424
 425 /******************************************************************************
 426  * IDirect3DMaterial implementation structure - Wraps to D3D7
 427  ******************************************************************************/
 428 struct d3d_material
 429 {
 430     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 431     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 432     IDirect3DMaterial IDirect3DMaterial_iface;
 433     LONG  ref;
 434
 435     /* IDirect3DMaterial2 fields */
 436     struct ddraw *ddraw;
 437     struct d3d_device *active_device;
 438
 439     D3DMATERIAL mat;
 440     DWORD Handle;
 441 };
 442
 443 /* Helper functions */
 444 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 445 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 446
 447 /*****************************************************************************
 448  * IDirect3DViewport - Wraps to D3D7
 449  *****************************************************************************/
 450 struct d3d_viewport
 451 {
 452     IDirect3DViewport3 IDirect3DViewport3_iface;
 453     LONG ref;
 454
 455     /* IDirect3DViewport fields */
 456     struct ddraw *ddraw;
 457
 458     /* If this viewport is active for one device, put the device here */
 459     struct d3d_device *active_device;
 460
 461     DWORD                     num_lights;
 462     DWORD                     map_lights;
 463
 464     int                       use_vp2;
 465
 466     union
 467     {
 468         D3DVIEWPORT vp1;
 469         D3DVIEWPORT2 vp2;
 470     } viewports;
 471
 472     struct list entry;
 473     struct list light_list;
 474     struct d3d_material *background;
 475 };
 476
 477 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 478 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 479 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 480
 481 /* Helper functions */
 482 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 483 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 484
 485 /*****************************************************************************
 486  * IDirect3DExecuteBuffer - Wraps to D3D7
 487  *****************************************************************************/
 488 struct d3d_execute_buffer
 489 {
 490     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 491     LONG ref;
 492     /* IDirect3DExecuteBuffer fields */
 493     struct ddraw *ddraw;
 494     struct d3d_device *d3ddev;
 495
 496     D3DEXECUTEBUFFERDESC desc;
 497     D3DEXECUTEDATA       data;
 498
 499     /* This buffer will store the transformed vertices */
 500     void                 *vertex_data;
 501     WORD                 *indices;
 502     unsigned int         nb_indices;
 503     unsigned int         nb_vertices;
 504
 505     /* This flags is set to TRUE if we allocated ourselves the
 506      * data buffer
 507      */
 508     BOOL                 need_free;
 509 };
 510
 511 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 512         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 513 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 514
 515 /* The execute function */
 516 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 517         struct d3d_device *device, struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 518
 519 /*****************************************************************************
 520  * IDirect3DVertexBuffer
 521  *****************************************************************************/
 522 struct d3d_vertex_buffer
 523 {
 524     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 525     IDirect3DVertexBuffer IDirect3DVertexBuffer_iface;
 526     LONG ref;
 527
 528     /*** WineD3D and ddraw links ***/
 529     struct wined3d_buffer *wineD3DVertexBuffer;
 530     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 531     struct ddraw *ddraw;
 532
 533     /*** Storage for D3D7 specific things ***/
 534     DWORD                Caps;
 535     DWORD                fvf;
 536     DWORD                size;
 537     BOOL                 dynamic;
 538
 539     BOOL                 read_since_last_map;
 540 };
 541
 542 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 543         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 544 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 545 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 546
 547 /*****************************************************************************
 548  * Helper functions from utils.c
 549  *****************************************************************************/
 550
 551 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 552     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 553
 554 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 555     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 556
 557 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 558 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 559 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 560 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 561 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 562 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 563 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 564 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 565 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 566 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 567
 568 void multiply_matrix(D3DMATRIX *dst, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 569
 570 /* Used for generic dumping */
 571 struct flag_info
 572 {
 573     DWORD val;
 574     const char *name;
 575 };
 576
 577 #define FE(x) { x, #x }
 578
 579 struct member_info
 580 {
 581     DWORD val;
 582     const char *name;
 583     void (*func)(const void *);
 584     ptrdiff_t offset;
 585 };
 586
 587 /* Structure copy */
 588 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 589
 590 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 591     do {                                                          \
 592         DWORD __size = (to)->dwSize;                              \
 593         DWORD __resetsize = min(__size, sizeof(*to));             \
 594         DWORD __copysize = min(__resetsize, from_size);           \
 595         assert(to != from);                                       \
 596         memcpy(to, from, __copysize);                             \
 597         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 598         (to)->dwSize = __size; /* restore size */                 \
 599     } while (0)
 600
 601 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 602
 603 #define SIZEOF_END_PADDING(type, last_field) \
 604     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 605
 606 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 607 {
 608     DWORD from_size = from->dwSize;
 609     if (from_size == sizeof(DDSURFACEDESC))
 610         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 611     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 612     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 613 }
 614
 615 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 616
 617 #endif