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     struct wined3d_device_context *immediate_context;
 101     DWORD flags;
 102     LONG device_state;
 103
 104     struct ddraw_surface *primary;
 105     RECT primary_lock;
 106     struct wined3d_texture *wined3d_frontbuffer;
 107     struct wined3d_texture *gdi_surface;
 108     struct wined3d_swapchain *wined3d_swapchain;
 109     struct wined3d_swapchain_state_parent state_parent;
 110     HWND swapchain_window;
 111
 112     /* DirectDraw things, which are not handled by WineD3D */
 113     DWORD                   cooperative_level;
 114
 115     /* D3D things */
 116     HWND                    d3d_window;
 117     struct d3d_device *d3ddevice;
 118     int                     d3dversion;
 119
 120     /* Various HWNDs */
 121     HWND                    focuswindow;
 122     HWND                    devicewindow;
 123     HWND                    dest_window;
 124
 125     /* For the dll unload cleanup code */
 126     struct list ddraw_list_entry;
 127     /* The surface list - can't relay this to WineD3D
 128      * because of IParent
 129      */
 130     struct list surface_list;
 131
 132     /* FVF management */
 133     struct FvfToDecl       *decls;
 134     UINT                    numConvertedDecls, declArraySize;
 135
 136     struct wined3d_stateblock *state;
 137     const struct wined3d_stateblock_state *stateblock_state;
 138 };
 139
 140 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 141
 142 HRESULT ddraw_init(struct ddraw *ddraw, DWORD flags, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 143 void ddraw_d3dcaps1_from_7(D3DDEVICEDESC *caps1, D3DDEVICEDESC7 *caps7) DECLSPEC_HIDDEN;
 144 HRESULT ddraw_get_d3dcaps(const struct ddraw *ddraw, D3DDEVICEDESC7 *caps) DECLSPEC_HIDDEN;
 145 void ddraw_update_lost_surfaces(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 146
 147 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 148 {
 149     if (window == GetDesktopWindow())
 150         window = NULL;
 151     ddraw->swapchain_window = window;
 152 }
 153
 154 /* Utility functions */
 155 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 156 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 157 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 158
 159 #define DDRAW_SURFACE_LOCATION_DEFAULT 0x00000001
 160 #define DDRAW_SURFACE_LOCATION_DRAW    0x00000002
 161
 162 struct ddraw_surface
 163 {
 164     /* IUnknown fields */
 165     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 166     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 167     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 168     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 169     IDirectDrawSurface IDirectDrawSurface_iface;
 170     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 171     IDirect3DTexture2 IDirect3DTexture2_iface;
 172     IDirect3DTexture IDirect3DTexture_iface;
 173
 174     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 175     IUnknown                *ifaceToRelease;
 176     IUnknown *texture_outer;
 177
 178     int                     version;
 179
 180     /* Connections to other Objects */
 181     struct ddraw *ddraw;
 182     unsigned int texture_location;
 183     struct wined3d_texture *wined3d_texture;
 184     struct wined3d_texture *draw_texture;
 185     unsigned int sub_resource_idx;
 186     struct wined3d_rendertarget_view *wined3d_rtv;
 187     struct wined3d_private_store private_store;
 188     struct d3d_device *device1;
 189
 190     /* This implementation handles attaching surfaces to other surfaces */
 191     struct ddraw_surface *next_attached;
 192     struct ddraw_surface *first_attached;
 193     IUnknown                *attached_iface;
 194
 195     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 196      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 197      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 198      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 199      */
 200 #define MAX_COMPLEX_ATTACHED 6
 201     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 202     /* You can't traverse the tree upwards. Only a flag for Surface::Release because it's needed there,
 203      * but no pointer to prevent temptations to traverse it in the wrong direction.
 204      */
 205     unsigned int is_complex_root : 1;
 206     unsigned int is_lost : 1;
 207     unsigned int sysmem_fallback : 1;
 208
 209     /* Surface description, for GetAttachedSurface */
 210     DDSURFACEDESC2          surface_desc;
 211
 212     /* Clipper objects */
 213     struct ddraw_clipper *clipper;
 214     struct ddraw_palette *palette;
 215
 216     /* For the ddraw surface list */
 217     struct list             surface_list_entry;
 218
 219     DWORD                   Handle;
 220     HDC dc;
 221 };
 222
 223 struct ddraw_texture
 224 {
 225     unsigned int version;
 226     DDSURFACEDESC2 surface_desc;
 227
 228     struct ddraw_surface *root;
 229     struct wined3d_device *wined3d_device;
 230
 231     void *texture_memory;
 232 };
 233
 234 HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_desc,
 235         struct ddraw_surface **surface, IUnknown *outer_unknown, unsigned int version) DECLSPEC_HIDDEN;
 236 struct wined3d_rendertarget_view *ddraw_surface_get_rendertarget_view(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 237 void ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 238         struct wined3d_texture *wined3d_texture, unsigned int sub_resource_idx,
 239         const struct wined3d_parent_ops **parent_ops) DECLSPEC_HIDDEN;
 240 HRESULT ddraw_surface_update_frontbuffer(struct ddraw_surface *surface,
 241         const RECT *rect, BOOL read, unsigned int swap_interval) DECLSPEC_HIDDEN;
 242
 243 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 244 {
 245     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 246 }
 247
 248 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 249 {
 250     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 251 }
 252
 253 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 254 {
 255     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 256 }
 257
 258 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 259 {
 260     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 261 }
 262
 263 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 264 {
 265     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 266 }
 267
 268 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 269 {
 270     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 271 }
 272
 273 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 274 {
 275     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 276 }
 277
 278 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 279 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 280 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 281
 282 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 283 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 284
 285 #define DDRAW_INVALID_HANDLE ~0U
 286
 287 enum ddraw_handle_type
 288 {
 289     DDRAW_HANDLE_FREE,
 290     DDRAW_HANDLE_MATERIAL,
 291     DDRAW_HANDLE_MATRIX,
 292     DDRAW_HANDLE_STATEBLOCK,
 293     DDRAW_HANDLE_SURFACE,
 294 };
 295
 296 struct ddraw_handle_entry
 297 {
 298     void *object;
 299     enum ddraw_handle_type type;
 300 };
 301
 302 struct ddraw_handle_table
 303 {
 304     struct ddraw_handle_entry *entries;
 305     struct ddraw_handle_entry *free_entries;
 306     UINT table_size;
 307     UINT entry_count;
 308 };
 309
 310 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 311 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 312 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 313 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 314 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 315
 316 struct d3d_device
 317 {
 318     /* IUnknown */
 319     IDirect3DDevice7 IDirect3DDevice7_iface;
 320     IDirect3DDevice3 IDirect3DDevice3_iface;
 321     IDirect3DDevice2 IDirect3DDevice2_iface;
 322     IDirect3DDevice IDirect3DDevice_iface;
 323     IUnknown IUnknown_inner;
 324     LONG ref;
 325     UINT version;
 326     BOOL hardware_device;
 327
 328     IUnknown *outer_unknown;
 329     struct wined3d_device *wined3d_device;
 330     struct wined3d_device_context *immediate_context;
 331     struct ddraw *ddraw;
 332     IUnknown *rt_iface;
 333
 334     struct wined3d_buffer *index_buffer;
 335     UINT index_buffer_size;
 336     UINT index_buffer_pos;
 337
 338     struct wined3d_buffer *vertex_buffer;
 339     UINT vertex_buffer_size;
 340     UINT vertex_buffer_pos;
 341
 342     /* Viewport management */
 343     struct list viewport_list;
 344     struct d3d_viewport *current_viewport;
 345     D3DVIEWPORT7 active_viewport;
 346
 347     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 348     BOOL legacyTextureBlending;
 349     D3DTEXTUREBLEND texture_map_blend;
 350
 351     struct wined3d_matrix legacy_projection, legacy_clipspace;
 352
 353     /* Light state */
 354     DWORD material;
 355
 356     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 357     D3DPRIMITIVETYPE primitive_type;
 358     DWORD vertex_type;
 359     DWORD render_flags;
 360     DWORD nb_vertices;
 361     BYTE *sysmem_vertex_buffer;
 362     DWORD vertex_size;
 363     DWORD buffer_size;
 364
 365     /* Handle management */
 366     struct ddraw_handle_table handle_table;
 367     D3DMATRIXHANDLE          world, proj, view;
 368
 369     struct wined3d_vec4 user_clip_planes[D3DMAXUSERCLIPPLANES];
 370
 371     struct wined3d_stateblock *recording, *state, *update_state;
 372     const struct wined3d_stateblock_state *stateblock_state;
 373 };
 374
 375 HRESULT d3d_device_create(struct ddraw *ddraw, const GUID *guid, struct ddraw_surface *target, IUnknown *rt_iface,
 376         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 377 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 378
 379 /* The IID */
 380 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 381
 382 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 383 {
 384     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 385 }
 386
 387 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 388 {
 389     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 390 }
 391
 392 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 393 {
 394     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 395 }
 396
 397 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 398 {
 399     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 400 }
 401
 402 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 403 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 404 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 405 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 406
 407 struct ddraw_clipper
 408 {
 409     IDirectDrawClipper IDirectDrawClipper_iface;
 410     LONG ref;
 411     HWND window;
 412     HRGN region;
 413     BOOL initialized;
 414 };
 415
 416 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 417 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 418 BOOL ddraw_clipper_is_valid(const struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 419
 420 /*****************************************************************************
 421  * IDirectDrawPalette implementation structure
 422  *****************************************************************************/
 423 struct ddraw_palette
 424 {
 425     /* IUnknown fields */
 426     IDirectDrawPalette IDirectDrawPalette_iface;
 427     LONG ref;
 428
 429     struct wined3d_palette *wined3d_palette;
 430     struct ddraw *ddraw;
 431     IUnknown *ifaceToRelease;
 432     DWORD flags;
 433 };
 434
 435 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 436 {
 437     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 438 }
 439
 440 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 441
 442 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 443         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 444
 445 /* Helper structures */
 446 struct object_creation_info
 447 {
 448     const CLSID *clsid;
 449     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 450                                  void **ppObj);
 451 };
 452
 453 /******************************************************************************
 454  * IDirect3DLight implementation structure - Wraps to D3D7
 455  ******************************************************************************/
 456 struct d3d_light
 457 {
 458     IDirect3DLight IDirect3DLight_iface;
 459     LONG ref;
 460
 461     /* IDirect3DLight fields */
 462     struct ddraw *ddraw;
 463
 464     /* If this light is active for one viewport, put the viewport here */
 465     struct d3d_viewport *active_viewport;
 466
 467     D3DLIGHT2 light;
 468     D3DLIGHT7 light7;
 469
 470     DWORD active_light_index;
 471
 472     struct list entry;
 473 };
 474
 475 /* Helper functions */
 476 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 477 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 478 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 479 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 480
 481 /******************************************************************************
 482  * IDirect3DMaterial implementation structure - Wraps to D3D7
 483  ******************************************************************************/
 484 struct d3d_material
 485 {
 486     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 487     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 488     IDirect3DMaterial IDirect3DMaterial_iface;
 489     LONG  ref;
 490
 491     /* IDirect3DMaterial2 fields */
 492     struct ddraw *ddraw;
 493     struct d3d_device *active_device;
 494
 495     D3DMATERIAL mat;
 496     DWORD Handle;
 497 };
 498
 499 /* Helper functions */
 500 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 501 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 502
 503 enum ddraw_viewport_version
 504 {
 505     DDRAW_VIEWPORT_VERSION_NONE,
 506     DDRAW_VIEWPORT_VERSION_1,
 507     DDRAW_VIEWPORT_VERSION_2,
 508 };
 509
 510 /*****************************************************************************
 511  * IDirect3DViewport - Wraps to D3D7
 512  *****************************************************************************/
 513 struct d3d_viewport
 514 {
 515     IDirect3DViewport3 IDirect3DViewport3_iface;
 516     LONG ref;
 517
 518     /* IDirect3DViewport fields */
 519     struct ddraw *ddraw;
 520
 521     /* If this viewport is active for one device, put the device here */
 522     struct d3d_device *active_device;
 523
 524     DWORD                     active_lights_count;
 525     DWORD                     map_lights;
 526
 527     enum ddraw_viewport_version version;
 528
 529     union
 530     {
 531         D3DVIEWPORT vp1;
 532         D3DVIEWPORT2 vp2;
 533     } viewports;
 534
 535     struct list entry;
 536     struct list light_list;
 537     struct d3d_material *background;
 538 };
 539
 540 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 541 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 542 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 543
 544 /* Helper functions */
 545 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 546 void viewport_deactivate(struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 547 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 548
 549 /*****************************************************************************
 550  * IDirect3DExecuteBuffer - Wraps to D3D7
 551  *****************************************************************************/
 552 struct d3d_execute_buffer
 553 {
 554     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 555     LONG ref;
 556     /* IDirect3DExecuteBuffer fields */
 557     struct ddraw *ddraw;
 558     struct d3d_device *d3ddev;
 559
 560     D3DEXECUTEBUFFERDESC desc;
 561     D3DEXECUTEDATA       data;
 562
 563     /* This buffer will store the transformed vertices */
 564     unsigned int         index_size, index_pos;
 565     unsigned int         vertex_size, src_vertex_pos;
 566     struct wined3d_buffer *src_vertex_buffer, *dst_vertex_buffer, *index_buffer;
 567
 568     /* This flags is set to TRUE if we allocated ourselves the
 569      * data buffer
 570      */
 571     BOOL                 need_free;
 572 };
 573
 574 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 575         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 576 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 577
 578 /* The execute function */
 579 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 580         struct d3d_device *device) DECLSPEC_HIDDEN;
 581
 582 /*****************************************************************************
 583  * IDirect3DVertexBuffer
 584  *****************************************************************************/
 585 struct d3d_vertex_buffer
 586 {
 587     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 588     LONG ref;
 589     unsigned int version;
 590
 591     /*** WineD3D and ddraw links ***/
 592     struct wined3d_buffer *wined3d_buffer;
 593     struct wined3d_vertex_declaration *wined3d_declaration;
 594     struct ddraw *ddraw;
 595
 596     /*** Storage for D3D7 specific things ***/
 597     DWORD                Caps;
 598     DWORD                fvf;
 599     DWORD                size;
 600     BOOL                 dynamic;
 601 };
 602
 603 HRESULT d3d_vertex_buffer_create(struct d3d_vertex_buffer **buffer, struct ddraw *ddraw,
 604         D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 605 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer(IDirect3DVertexBuffer *iface) DECLSPEC_HIDDEN;
 606 struct d3d_vertex_buffer *unsafe_impl_from_IDirect3DVertexBuffer7(IDirect3DVertexBuffer7 *iface) DECLSPEC_HIDDEN;
 607
 608 /*****************************************************************************
 609  * Helper functions from utils.c
 610  *****************************************************************************/
 611
 612 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 613     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 614
 615 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 616     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 617
 618 void ddrawformat_from_wined3dformat(DDPIXELFORMAT *ddraw_format,
 619         enum wined3d_format_id wined3d_format) DECLSPEC_HIDDEN;
 620 BOOL wined3d_colour_from_ddraw_colour(const DDPIXELFORMAT *pf, const struct ddraw_palette *palette,
 621         DWORD colour, struct wined3d_color *wined3d_colour) DECLSPEC_HIDDEN;
 622 enum wined3d_format_id wined3dformat_from_ddrawformat(const DDPIXELFORMAT *format) DECLSPEC_HIDDEN;
 623 unsigned int wined3dmapflags_from_ddrawmapflags(unsigned int flags) DECLSPEC_HIDDEN;
 624 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 625 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 626 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 627 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 628 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 629 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 630 void DDSD_to_DDSD2(const DDSURFACEDESC *in, DDSURFACEDESC2 *out) DECLSPEC_HIDDEN;
 631 void DDSD2_to_DDSD(const DDSURFACEDESC2 *in, DDSURFACEDESC *out) DECLSPEC_HIDDEN;
 632
 633 void multiply_matrix(struct wined3d_matrix *dst, const struct wined3d_matrix *src1,
 634         const struct wined3d_matrix *src2) DECLSPEC_HIDDEN;
 635
 636 static inline BOOL format_is_compressed(const DDPIXELFORMAT *format)
 637 {
 638     return (format->dwFlags & DDPF_FOURCC) && (format->dwFourCC == WINED3DFMT_DXT1
 639             || format->dwFourCC == WINED3DFMT_DXT2 || format->dwFourCC == WINED3DFMT_DXT3
 640             || format->dwFourCC == WINED3DFMT_DXT4 || format->dwFourCC == WINED3DFMT_DXT5);
 641 }
 642
 643 static inline BOOL format_is_paletteindexed(const DDPIXELFORMAT *fmt)
 644 {
 645     DWORD flags = DDPF_PALETTEINDEXED1 | DDPF_PALETTEINDEXED2 | DDPF_PALETTEINDEXED4
 646             | DDPF_PALETTEINDEXED8 | DDPF_PALETTEINDEXEDTO8;
 647     return !!(fmt->dwFlags & flags);
 648 }
 649
 650 static inline BOOL ddraw_surface_can_be_lost(const struct ddraw_surface *surface)
 651 {
 652     DWORD caps = surface->surface_desc.ddsCaps.dwCaps;
 653
 654     /* Testing with DDCREATE_EMULATIONONLY showed that primary surfaces and Z buffers can
 655      * be lost even if created with explicit DDCAPS_SYSTEMMEMORY. Textures can or cannot be lost
 656      * depending on whether _SYSTEMMEMORY was given explicitly by the application. */
 657     if (!(caps & DDSCAPS_SYSTEMMEMORY) || caps & (DDSCAPS_PRIMARYSURFACE | DDSCAPS_ZBUFFER))
 658         return TRUE;
 659
 660     return surface->sysmem_fallback;
 661 }
 662
 663 #define DDRAW_SURFACE_READ   0x00000001
 664 #define DDRAW_SURFACE_WRITE  0x00000002
 665 #define DDRAW_SURFACE_RW (DDRAW_SURFACE_READ | DDRAW_SURFACE_WRITE)
 666
 667 static inline struct wined3d_texture *ddraw_surface_get_default_texture(struct ddraw_surface *surface, unsigned int flags)
 668 {
 669     if (surface->draw_texture)
 670     {
 671         if (flags & DDRAW_SURFACE_READ && !(surface->texture_location & DDRAW_SURFACE_LOCATION_DEFAULT))
 672         {
 673             wined3d_device_context_copy_sub_resource_region(surface->ddraw->immediate_context,
 674                     wined3d_texture_get_resource(surface->wined3d_texture), surface->sub_resource_idx, 0, 0, 0,
 675                     wined3d_texture_get_resource(surface->draw_texture), surface->sub_resource_idx, NULL, 0);
 676             surface->texture_location |= DDRAW_SURFACE_LOCATION_DEFAULT;
 677         }
 678
 679         if (flags & DDRAW_SURFACE_WRITE)
 680             surface->texture_location = DDRAW_SURFACE_LOCATION_DEFAULT;
 681     }
 682     return surface->wined3d_texture;
 683 }
 684
 685 static inline struct wined3d_texture *ddraw_surface_get_draw_texture(struct ddraw_surface *surface, unsigned int flags)
 686 {
 687     if (!surface->draw_texture)
 688         return surface->wined3d_texture;
 689
 690     if (flags & DDRAW_SURFACE_READ && !(surface->texture_location & DDRAW_SURFACE_LOCATION_DRAW))
 691     {
 692         wined3d_device_context_copy_sub_resource_region(surface->ddraw->immediate_context,
 693                 wined3d_texture_get_resource(surface->draw_texture), surface->sub_resource_idx, 0, 0, 0,
 694                 wined3d_texture_get_resource(surface->wined3d_texture), surface->sub_resource_idx, NULL, 0);
 695         surface->texture_location |= DDRAW_SURFACE_LOCATION_DRAW;
 696     }
 697
 698     if (flags & DDRAW_SURFACE_WRITE)
 699         surface->texture_location = DDRAW_SURFACE_LOCATION_DRAW;
 700
 701     return surface->draw_texture;
 702 }
 703
 704 static inline struct wined3d_texture *ddraw_surface_get_any_texture(struct ddraw_surface *surface, unsigned int flags)
 705 {
 706     if (surface->texture_location & DDRAW_SURFACE_LOCATION_DEFAULT)
 707         return ddraw_surface_get_default_texture(surface, flags);
 708
 709     assert(surface->texture_location & DDRAW_SURFACE_LOCATION_DRAW);
 710     return ddraw_surface_get_draw_texture(surface, flags);
 711 }
 712
 713 void d3d_device_sync_surfaces(struct d3d_device *device) DECLSPEC_HIDDEN;
 714
 715 /* Used for generic dumping */
 716 struct flag_info
 717 {
 718     DWORD val;
 719     const char *name;
 720 };
 721
 722 #define FE(x) { x, #x }
 723
 724 struct member_info
 725 {
 726     DWORD val;
 727     const char *name;
 728     void (*func)(const void *);
 729     ptrdiff_t offset;
 730 };
 731
 732 /* Structure copy */
 733 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 734
 735 #define DD_STRUCT_COPY_BYSIZE_(to,from,to_size,from_size)         \
 736     do {                                                          \
 737         DWORD __size = (to)->dwSize;                              \
 738         DWORD __resetsize = min(to_size, sizeof(*to));            \
 739         DWORD __copysize = min(__resetsize, from_size);           \
 740         assert(to != from);                                       \
 741         memcpy(to, from, __copysize);                             \
 742         memset((char*)(to) + __copysize, 0, __resetsize - __copysize); \
 743         (to)->dwSize = __size; /* restore size */                 \
 744     } while (0)
 745
 746 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(to)->dwSize,(from)->dwSize)
 747
 748 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 749
 750 void viewport_alloc_active_light_index(struct d3d_light *light) DECLSPEC_HIDDEN;
 751 void viewport_free_active_light_index(struct d3d_light *light) DECLSPEC_HIDDEN;
 752
 753 #endif