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