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 #include <limits.h>
  24 #include <math.h>
  25 #define COBJMACROS
  26 #define NONAMELESSSTRUCT
  27 #define NONAMELESSUNION
  28 #include "wine/debug.h"
  29 #include "wine/heap.h"
  30
  31 #include "winbase.h"
  32 #include "wingdi.h"
  33 #include "winuser.h"
  34
  35 #include "d3d.h"
  36 #include "ddraw.h"
  37 #ifdef DDRAW_INIT_GUID
  38 #include "initguid.h"
  39 #endif
  40 #include "wine/list.h"
  41 #include "wine/wined3d.h"
  42
  43 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  44 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  45
  46 /*****************************************************************************
  47  * IDirectDraw implementation structure
  48  *****************************************************************************/
  49 struct FvfToDecl
  50 {
  51     DWORD fvf;
  52     struct wined3d_vertex_declaration *decl;
  53 };
  54
  55 #define DDRAW_INITIALIZED       0x00000001
  56 #define DDRAW_D3D_INITIALIZED   0x00000002
  57 #define DDRAW_RESTORE_MODE      0x00000004
  58 #define DDRAW_NO3D              0x00000008
  59 #define DDRAW_SCL_DDRAW1        0x00000010
  60 #define DDRAW_SCL_RECURSIVE     0x00000020
  61 #define DDRAW_SWAPPED           0x00000040
  62
  63 #define DDRAW_STRIDE_ALIGNMENT  8
  64
  65 #define DDRAW_WINED3D_FLAGS     (WINED3D_LEGACY_DEPTH_BIAS | WINED3D_VIDMEM_ACCOUNTING \
  66         | WINED3D_RESTORE_MODE_ON_ACTIVATE | WINED3D_FOCUS_MESSAGES | WINED3D_PIXEL_CENTER_INTEGER \
  67         | WINED3D_LEGACY_UNBOUND_RESOURCE_COLOR | WINED3D_NO_PRIMITIVE_RESTART \
  68         | WINED3D_LEGACY_CUBEMAP_FILTERING)
  69
  70 #define DDRAW_MAX_ACTIVE_LIGHTS 32
  71 #define DDRAW_MAX_TEXTURES 8
  72
  73 enum ddraw_device_state
  74 {
  75     DDRAW_DEVICE_STATE_OK,
  76     DDRAW_DEVICE_STATE_LOST,
  77     DDRAW_DEVICE_STATE_NOT_RESTORED,
  78 };
  79
  80 struct ddraw
  81 {
  82     /* Interfaces */
  83     IDirectDraw7 IDirectDraw7_iface;
  84     IDirectDraw4 IDirectDraw4_iface;
  85     IDirectDraw2 IDirectDraw2_iface;
  86     IDirectDraw IDirectDraw_iface;
  87     IDirect3D7 IDirect3D7_iface;
  88     IDirect3D3 IDirect3D3_iface;
  89     IDirect3D2 IDirect3D2_iface;
  90     IDirect3D IDirect3D_iface;
  91     struct wined3d_device_parent device_parent;
  92
  93     /* See comment in IDirectDraw::AddRef */
  94     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  95
  96     struct wined3d *wined3d;
  97     struct wined3d_adapter *wined3d_adapter;
  98     struct wined3d_output *wined3d_output;
  99     struct wined3d_device *wined3d_device;
 100     DWORD flags;
 101     LONG device_state;
 102
 103     struct ddraw_surface *primary;
 104     RECT primary_lock;
 105     struct wined3d_texture *wined3d_frontbuffer;
 106     struct wined3d_texture *gdi_surface;
 107     struct wined3d_swapchain *wined3d_swapchain;
 108     HWND swapchain_window;
 109
 110     /* DirectDraw things, which are not handled by WineD3D */
 111     DWORD                   cooperative_level;
 112
 113     /* D3D things */
 114     HWND                    d3d_window;
 115     struct d3d_device *d3ddevice;
 116     int                     d3dversion;
 117
 118     /* Various HWNDs */
 119     HWND                    focuswindow;
 120     HWND                    devicewindow;
 121     HWND                    dest_window;
 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
 130     /* FVF management */
 131     struct FvfToDecl       *decls;
 132     UINT                    numConvertedDecls, declArraySize;
 133
 134     struct wined3d_stateblock *state;
 135     const struct wined3d_stateblock_state *stateblock_state;
 136 };
 137
 138 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 139
 140 HRESULT ddraw_init(struct ddraw *ddraw, DWORD flags, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 141 void ddraw_d3dcaps1_from_7(D3DDEVICEDESC *caps1, D3DDEVICEDESC7 *caps7) DECLSPEC_HIDDEN;
 142 HRESULT ddraw_get_d3dcaps(const struct ddraw *ddraw, D3DDEVICEDESC7 *caps) DECLSPEC_HIDDEN;
 143 void ddraw_update_lost_surfaces(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 144
 145 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 146 {
 147     if (window == GetDesktopWindow())
 148         window = NULL;
 149     ddraw->swapchain_window = window;
 150 }
 151
 152 /* Utility functions */
 153 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 154 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 155 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 156
 157 struct ddraw_surface
 158 {
 159     /* IUnknown fields */
 160     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 161     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 162     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 163     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 164     IDirectDrawSurface IDirectDrawSurface_iface;
 165     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 166     IDirect3DTexture2 IDirect3DTexture2_iface;
 167     IDirect3DTexture IDirect3DTexture_iface;
 168
 169     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 170     IUnknown                *ifaceToRelease;
 171     IUnknown *texture_outer;
 172
 173     int                     version;
 174
 175     /* Connections to other Objects */
 176     struct ddraw *ddraw;
 177     struct wined3d_texture *wined3d_texture;
 178     unsigned int sub_resource_idx;
 179     struct wined3d_rendertarget_view *wined3d_rtv;
 180     struct wined3d_private_store private_store;
 181     struct d3d_device *device1;
 182
 183     /* This implementation handles attaching surfaces to other surfaces */
 184     struct ddraw_surface *next_attached;
 185     struct ddraw_surface *first_attached;
 186     IUnknown                *attached_iface;
 187
 188     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 189      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 190      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 191      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 192      */
 193 #define MAX_COMPLEX_ATTACHED 6
 194     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 195     /* You can't traverse the tree upwards. Only a flag for Surface::Release because it's needed there,
 196      * but no pointer to prevent temptations to traverse it in the wrong direction.
 197      */
 198     unsigned int is_complex_root : 1;
 199     unsigned int is_lost : 1;
 200     unsigned int sysmem_fallback : 1;
 201
 202     /* Surface description, for GetAttachedSurface */
 203     DDSURFACEDESC2          surface_desc;
 204
 205     /* Clipper objects */
 206     struct ddraw_clipper *clipper;
 207     struct ddraw_palette *palette;
 208
 209     /* For the ddraw surface list */
 210     struct list             surface_list_entry;
 211
 212     DWORD                   Handle;
 213     HDC dc;
 214 };
 215
 216 struct ddraw_texture
 217 {
 218     unsigned int version;
 219     DDSURFACEDESC2 surface_desc;
 220
 221     struct ddraw_surface *root;
 222     struct wined3d_device *wined3d_device;
 223
 224     void *texture_memory;
 225 };
 226
 227 HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_desc,
 228         struct ddraw_surface **surface, IUnknown *outer_unknown, unsigned int version) DECLSPEC_HIDDEN;
 229 struct wined3d_rendertarget_view *ddraw_surface_get_rendertarget_view(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 230 void ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 231         struct wined3d_texture *wined3d_texture, unsigned int sub_resource_idx,
 232         const struct wined3d_parent_ops **parent_ops) DECLSPEC_HIDDEN;
 233 HRESULT ddraw_surface_update_frontbuffer(struct ddraw_surface *surface,
 234         const RECT *rect, BOOL read, unsigned int swap_interval) DECLSPEC_HIDDEN;
 235
 236 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 237 {
 238     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 239 }
 240
 241 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 242 {
 243     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 244 }
 245
 246 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 247 {
 248     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 249 }
 250
 251 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 252 {
 253     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 254 }
 255
 256 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 257 {
 258     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 259 }
 260
 261 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 262 {
 263     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 264 }
 265
 266 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 267 {
 268     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 269 }
 270
 271 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 272 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 273 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 274
 275 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 276 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 277
 278 #define DDRAW_INVALID_HANDLE ~0U
 279
 280 enum ddraw_handle_type
 281 {
 282     DDRAW_HANDLE_FREE,
 283     DDRAW_HANDLE_MATERIAL,
 284     DDRAW_HANDLE_MATRIX,
 285     DDRAW_HANDLE_STATEBLOCK,
 286     DDRAW_HANDLE_SURFACE,
 287 };
 288
 289 struct ddraw_handle_entry
 290 {
 291     void *object;
 292     enum ddraw_handle_type type;
 293 };
 294
 295 struct ddraw_handle_table
 296 {
 297     struct ddraw_handle_entry *entries;
 298     struct ddraw_handle_entry *free_entries;
 299     UINT table_size;
 300     UINT entry_count;
 301 };
 302
 303 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 304 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 305 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 306 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 307 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 308
 309 struct d3d_device
 310 {
 311     /* IUnknown */
 312     IDirect3DDevice7 IDirect3DDevice7_iface;
 313     IDirect3DDevice3 IDirect3DDevice3_iface;
 314     IDirect3DDevice2 IDirect3DDevice2_iface;
 315     IDirect3DDevice IDirect3DDevice_iface;
 316     IUnknown IUnknown_inner;
 317     LONG ref;
 318     UINT version;
 319
 320     IUnknown *outer_unknown;
 321     struct wined3d_device *wined3d_device;
 322     struct ddraw *ddraw;
 323     IUnknown *rt_iface;
 324
 325     struct wined3d_buffer *index_buffer;
 326     UINT index_buffer_size;
 327     UINT index_buffer_pos;
 328
 329     struct wined3d_buffer *vertex_buffer;
 330     UINT vertex_buffer_size;
 331     UINT vertex_buffer_pos;
 332
 333     /* Viewport management */
 334     struct list viewport_list;
 335     struct d3d_viewport *current_viewport;
 336     D3DVIEWPORT7 active_viewport;
 337
 338     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 339     BOOL legacyTextureBlending;
 340     D3DTEXTUREBLEND texture_map_blend;
 341
 342     struct wined3d_matrix legacy_projection, legacy_clipspace;
 343
 344     /* Light state */
 345     DWORD material;
 346
 347     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 348     D3DPRIMITIVETYPE primitive_type;
 349     DWORD vertex_type;
 350     DWORD render_flags;
 351     DWORD nb_vertices;
 352     BYTE *sysmem_vertex_buffer;
 353     DWORD vertex_size;
 354     DWORD buffer_size;
 355
 356     /* Handle management */
 357     struct ddraw_handle_table handle_table;
 358     D3DMATRIXHANDLE          world, proj, view;
 359
 360     struct wined3d_vec4 user_clip_planes[D3DMAXUSERCLIPPLANES];
 361
 362     struct wined3d_stateblock *recording, *state, *update_state;
 363     const struct wined3d_stateblock_state *stateblock_state;
 364 };
 365
 366 HRESULT d3d_device_create(struct ddraw *ddraw, struct ddraw_surface *target, IUnknown *rt_iface,
 367         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 368 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 369
 370 /* The IID */
 371 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 372
 373 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 374 {
 375     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 376 }
 377
 378 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 379 {
 380     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 381 }
 382
 383 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 384 {
 385     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 386 }
 387
 388 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 389 {
 390     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 391 }
 392
 393 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 394 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 395 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 396 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 397
 398 struct ddraw_clipper
 399 {
 400     IDirectDrawClipper IDirectDrawClipper_iface;
 401     LONG ref;
 402     HWND window;
 403     HRGN region;
 404     BOOL initialized;
 405 };
 406
 407 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 408 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 409 BOOL ddraw_clipper_is_valid(const struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 410
 411 /*****************************************************************************
 412  * IDirectDrawPalette implementation structure
 413  *****************************************************************************/
 414 struct ddraw_palette
 415 {
 416     /* IUnknown fields */
 417     IDirectDrawPalette IDirectDrawPalette_iface;
 418     LONG ref;
 419
 420     struct wined3d_palette *wined3d_palette;
 421     struct ddraw *ddraw;
 422     IUnknown *ifaceToRelease;
 423     DWORD flags;
 424 };
 425
 426 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 427 {
 428     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 429 }
 430
 431 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 432
 433 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 434         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 435
 436 /* Helper structures */
 437 struct object_creation_info
 438 {
 439     const CLSID *clsid;
 440     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 441                                  void **ppObj);
 442 };
 443
 444 /******************************************************************************
 445  * IDirect3DLight implementation structure - Wraps to D3D7
 446  ******************************************************************************/
 447 struct d3d_light
 448 {
 449     IDirect3DLight IDirect3DLight_iface;
 450     LONG ref;
 451
 452     /* IDirect3DLight fields */
 453     struct ddraw *ddraw;
 454
 455     /* If this light is active for one viewport, put the viewport here */
 456     struct d3d_viewport *active_viewport;
 457
 458     D3DLIGHT2 light;
 459     D3DLIGHT7 light7;
 460
 461     DWORD active_light_index;
 462
 463     struct list entry;
 464 };
 465
 466 /* Helper functions */
 467 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 468 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 469 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 470 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 471
 472 /******************************************************************************
 473  * IDirect3DMaterial implementation structure - Wraps to D3D7
 474  ******************************************************************************/
 475 struct d3d_material
 476 {
 477     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 478     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 479     IDirect3DMaterial IDirect3DMaterial_iface;
 480     LONG  ref;
 481
 482     /* IDirect3DMaterial2 fields */
 483     struct ddraw *ddraw;
 484     struct d3d_device *active_device;
 485
 486     D3DMATERIAL mat;
 487     DWORD Handle;
 488 };
 489
 490 /* Helper functions */
 491 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 492 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 493
 494 enum ddraw_viewport_version
 495 {
 496     DDRAW_VIEWPORT_VERSION_NONE,
 497     DDRAW_VIEWPORT_VERSION_1,
 498     DDRAW_VIEWPORT_VERSION_2,
 499 };
 500
 501 /*****************************************************************************
 502  * IDirect3DViewport - Wraps to D3D7
 503  *****************************************************************************/
 504 struct d3d_viewport
 505 {
 506     IDirect3DViewport3 IDirect3DViewport3_iface;
 507     LONG ref;
 508
 509     /* IDirect3DViewport fields */
 510     struct ddraw *ddraw;
 511
 512     /* If this viewport is active for one device, put the device here */
 513     struct d3d_device *active_device;
 514
 515     DWORD                     active_lights_count;
 516     DWORD                     map_lights;
 517
 518     enum ddraw_viewport_version version;
 519
 520     union
 521     {
 522         D3DVIEWPORT vp1;
 523         D3DVIEWPORT2 vp2;
 524     } viewports;
 525
 526     struct list entry;
 527     struct list light_list;
 528     struct d3d_material *background;
 529 };
 530
 531 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 532 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 533 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 534
 535 /* Helper functions */
 536 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 537 void viewport_deactivate(struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 538 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 539
 540 /*****************************************************************************
 541  * IDirect3DExecuteBuffer - Wraps to D3D7
 542  *****************************************************************************/
 543 struct d3d_execute_buffer
 544 {
 545     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 546     LONG ref;
 547     /* IDirect3DExecuteBuffer fields */
 548     struct ddraw *ddraw;
 549     struct d3d_device *d3ddev;
 550
 551     D3DEXECUTEBUFFERDESC desc;
 552     D3DEXECUTEDATA       data;
 553
 554     /* This buffer will store the transformed vertices */
 555     unsigned int         index_size, index_pos;
 556     unsigned int         vertex_size, src_vertex_pos;
 557     struct wined3d_buffer *src_vertex_buffer, *dst_vertex_buffer, *index_buffer;
 558
 559     /* This flags is set to TRUE if we allocated ourselves the
 560      * data buffer
 561      */
 562     BOOL                 need_free;
 563 };
 564
 565 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 566         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 567 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 568
 569 /* The execute function */
 570 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 571         struct d3d_device *device) DECLSPEC_HIDDEN;
 572
 573 /*****************************************************************************
 574  * IDirect3DVertexBuffer
 575  *****************************************************************************/
 576 struct d3d_vertex_buffer
 577 {
 578     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 579     LONG ref;
 580     unsigned int version;
 581
 582     /*** WineD3D and ddraw links ***/
 583     struct wined3d_buffer *wined3d_buffer;
 584     struct wined3d_vertex_declaration *wined3d_declaration;
 585     struct ddraw *ddraw;
 586
 587     /*** Storage for D3D7 specific things ***/
 588     DWORD                Caps;
 589     DWORD                fvf;
 590     DWORD                size;
 591     BOOL                 dynamic;
 592 };
 593
 594 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 595         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 596 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 597 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 598
 599 /*****************************************************************************
 600  * Helper functions from utils.c
 601  *****************************************************************************/
 602
 603 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 604     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 605
 606 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 607     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 608
 609 void ddrawformat_from_wined3dformat(DDPIXELFORMAT *ddraw_format,
 610         enum wined3d_format_id wined3d_format) DECLSPEC_HIDDEN;
 611 BOOL wined3d_colour_from_ddraw_colour(const DDPIXELFORMAT *pf, const struct ddraw_palette *palette,
 612         DWORD colour, struct wined3d_color *wined3d_colour) DECLSPEC_HIDDEN;
 613 enum wined3d_format_id wined3dformat_from_ddrawformat(const DDPIXELFORMAT *format) DECLSPEC_HIDDEN;
 614 unsigned int wined3dmapflags_from_ddrawmapflags(unsigned int flags) DECLSPEC_HIDDEN;
 615 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 616 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 617 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 618 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 619 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 620 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 621 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 622 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 623
 624 void multiply_matrix(struct wined3d_matrix *dst, const struct wined3d_matrix *src1,
 625         const struct wined3d_matrix *src2) DECLSPEC_HIDDEN;
 626
 627 static inline BOOL format_is_compressed(const DDPIXELFORMAT *format)
 628 {
 629     return (format->dwFlags & DDPF_FOURCC) && (format->dwFourCC == WINED3DFMT_DXT1
 630             || format->dwFourCC == WINED3DFMT_DXT2 || format->dwFourCC == WINED3DFMT_DXT3
 631             || format->dwFourCC == WINED3DFMT_DXT4 || format->dwFourCC == WINED3DFMT_DXT5);
 632 }
 633
 634 static inline BOOL format_is_paletteindexed(const DDPIXELFORMAT *fmt)
 635 {
 636     DWORD flags = DDPF_PALETTEINDEXED1 | DDPF_PALETTEINDEXED2 | DDPF_PALETTEINDEXED4
 637             | DDPF_PALETTEINDEXED8 | DDPF_PALETTEINDEXEDTO8;
 638     return !!(fmt->dwFlags & flags);
 639 }
 640
 641 static inline BOOL ddraw_surface_can_be_lost(const struct ddraw_surface *surface)
 642 {
 643     DWORD caps = surface->surface_desc.ddsCaps.dwCaps;
 644
 645     /* Testing with DDCREATE_EMULATIONONLY showed that primary surfaces and Z buffers can
 646      * be lost even if created with explicit DDCAPS_SYSTEMMEMORY. Textures can or cannot be lost
 647      * depending on whether _SYSTEMMEMORY was given explicitly by the application. */
 648     if (!(caps & DDSCAPS_SYSTEMMEMORY) || caps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_ZBUFFER))
 649         return TRUE;
 650
 651     return surface->sysmem_fallback;
 652 }
 653
 654 /* Used for generic dumping */
 655 struct flag_info
 656 {
 657     DWORD val;
 658     const char *name;
 659 };
 660
 661 #define FE(x) { x, #x }
 662
 663 struct member_info
 664 {
 665     DWORD val;
 666     const char *name;
 667     void (*func)(const void *);
 668     ptrdiff_t offset;
 669 };
 670
 671 /* Structure copy */
 672 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 673
 674 #define DD_STRUCT_COPY_BYSIZE_(to,from,to_size,from_size)         \
 675     do {                                                          \
 676         DWORD __size = (to)->dwSize;                              \
 677         DWORD __resetsize = min(to_size, sizeof(*to));            \
 678         DWORD __copysize = min(__resetsize, from_size);           \
 679         assert(to != from);                                       \
 680         memcpy(to, from, __copysize);                             \
 681         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 682         (to)->dwSize = __size; /* restore size */                 \
 683     } while (0)
 684
 685 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(to)->dwSize,(from)->dwSize)
 686
 687 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 688
 689 void viewport_alloc_active_light_index(struct d3d_light *light) DECLSPEC_HIDDEN;
 690 void viewport_free_active_light_index(struct d3d_light *light) DECLSPEC_HIDDEN;
 691
 692 #endif