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 #include <stdbool.h>
  26 #define COBJMACROS
  27 #define NONAMELESSSTRUCT
  28 #define NONAMELESSUNION
  29 #include "wine/debug.h"
  30 #include "wine/heap.h"
  31
  32 #include "winbase.h"
  33 #include "wingdi.h"
  34 #include "winuser.h"
  35
  36 #include "d3d.h"
  37 #include "ddraw.h"
  38 #ifdef DDRAW_INIT_GUID
  39 #include "initguid.h"
  40 #endif
  41 #include "wine/list.h"
  42 #include "wine/wined3d.h"
  43
  44 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  45 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  46
  47 /*****************************************************************************
  48  * IDirectDraw implementation structure
  49  *****************************************************************************/
  50 struct FvfToDecl
  51 {
  52     DWORD fvf;
  53     struct wined3d_vertex_declaration *decl;
  54 };
  55
  56 #define DDRAW_INITIALIZED       0x00000001
  57 #define DDRAW_D3D_INITIALIZED   0x00000002
  58 #define DDRAW_RESTORE_MODE      0x00000004
  59 #define DDRAW_NO3D              0x00000008
  60 #define DDRAW_SCL_DDRAW1        0x00000010
  61 #define DDRAW_SCL_RECURSIVE     0x00000020
  62 #define DDRAW_SWAPPED           0x00000040
  63
  64 #define DDRAW_STRIDE_ALIGNMENT  8
  65
  66 #define DDRAW_WINED3D_FLAGS     (WINED3D_LEGACY_DEPTH_BIAS | WINED3D_VIDMEM_ACCOUNTING \
  67         | WINED3D_RESTORE_MODE_ON_ACTIVATE | WINED3D_FOCUS_MESSAGES | WINED3D_PIXEL_CENTER_INTEGER \
  68         | WINED3D_LEGACY_UNBOUND_RESOURCE_COLOR | WINED3D_NO_PRIMITIVE_RESTART \
  69         | WINED3D_LEGACY_CUBEMAP_FILTERING | WINED3D_NO_DRAW_INDIRECT)
  70
  71 #define DDRAW_MAX_ACTIVE_LIGHTS 32
  72 #define DDRAW_MAX_TEXTURES 8
  73
  74 enum ddraw_device_state
  75 {
  76     DDRAW_DEVICE_STATE_OK,
  77     DDRAW_DEVICE_STATE_LOST,
  78     DDRAW_DEVICE_STATE_NOT_RESTORED,
  79 };
  80
  81 struct ddraw
  82 {
  83     /* Interfaces */
  84     IDirectDraw7 IDirectDraw7_iface;
  85     IDirectDraw4 IDirectDraw4_iface;
  86     IDirectDraw2 IDirectDraw2_iface;
  87     IDirectDraw IDirectDraw_iface;
  88     IDirect3D7 IDirect3D7_iface;
  89     IDirect3D3 IDirect3D3_iface;
  90     IDirect3D2 IDirect3D2_iface;
  91     IDirect3D IDirect3D_iface;
  92     struct wined3d_device_parent device_parent;
  93
  94     /* See comment in IDirectDraw::AddRef */
  95     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  96
  97     struct wined3d *wined3d;
  98     struct wined3d_adapter *wined3d_adapter;
  99     struct wined3d_output *wined3d_output;
 100     struct wined3d_device *wined3d_device;
 101     struct wined3d_device_context *immediate_context;
 102     DWORD flags;
 103     LONG device_state;
 104
 105     struct ddraw_surface *primary;
 106     RECT primary_lock;
 107     struct wined3d_texture *wined3d_frontbuffer;
 108     struct wined3d_texture *gdi_surface;
 109     struct wined3d_swapchain *wined3d_swapchain;
 110     struct wined3d_swapchain_state_parent state_parent;
 111     HWND swapchain_window;
 112
 113     /* DirectDraw things, which are not handled by WineD3D */
 114     DWORD                   cooperative_level;
 115
 116     /* D3D things */
 117     HWND                    d3d_window;
 118     struct d3d_device *d3ddevice;
 119     int                     d3dversion;
 120
 121     /* Various HWNDs */
 122     HWND                    focuswindow;
 123     HWND                    devicewindow;
 124     HWND                    dest_window;
 125
 126     /* For the dll unload cleanup code */
 127     struct list ddraw_list_entry;
 128     /* The surface list - can't relay this to WineD3D
 129      * because of IParent
 130      */
 131     struct list surface_list;
 132
 133     /* FVF management */
 134     struct FvfToDecl       *decls;
 135     UINT                    numConvertedDecls, declArraySize;
 136
 137     struct wined3d_stateblock *state;
 138     const struct wined3d_stateblock_state *stateblock_state;
 139
 140     unsigned int frames;
 141     DWORD prev_frame_time;
 142 };
 143
 144 #define DDRAW_WINDOW_CLASS_NAME "DirectDrawDeviceWnd"
 145
 146 HRESULT ddraw_init(struct ddraw *ddraw, DWORD flags, enum wined3d_device_type device_type) DECLSPEC_HIDDEN;
 147 void ddraw_d3dcaps1_from_7(D3DDEVICEDESC *caps1, D3DDEVICEDESC7 *caps7) DECLSPEC_HIDDEN;
 148 HRESULT ddraw_get_d3dcaps(const struct ddraw *ddraw, D3DDEVICEDESC7 *caps) DECLSPEC_HIDDEN;
 149 void ddraw_update_lost_surfaces(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 150
 151 static inline void ddraw_set_swapchain_window(struct ddraw *ddraw, HWND window)
 152 {
 153     if (window == GetDesktopWindow())
 154         window = NULL;
 155     ddraw->swapchain_window = window;
 156 }
 157
 158 /* Utility functions */
 159 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 160 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 161 struct wined3d_vertex_declaration *ddraw_find_decl(struct ddraw *ddraw, DWORD fvf) DECLSPEC_HIDDEN;
 162
 163 #define DDRAW_SURFACE_LOCATION_DEFAULT 0x00000001
 164 #define DDRAW_SURFACE_LOCATION_DRAW    0x00000002
 165
 166 struct ddraw_surface
 167 {
 168     /* IUnknown fields */
 169     IDirectDrawSurface7 IDirectDrawSurface7_iface;
 170     IDirectDrawSurface4 IDirectDrawSurface4_iface;
 171     IDirectDrawSurface3 IDirectDrawSurface3_iface;
 172     IDirectDrawSurface2 IDirectDrawSurface2_iface;
 173     IDirectDrawSurface IDirectDrawSurface_iface;
 174     IDirectDrawGammaControl IDirectDrawGammaControl_iface;
 175     IDirect3DTexture2 IDirect3DTexture2_iface;
 176     IDirect3DTexture IDirect3DTexture_iface;
 177
 178     LONG                     ref7, ref4, ref3, ref2, ref1, iface_count, gamma_count;
 179     IUnknown                *ifaceToRelease;
 180     IUnknown *texture_outer;
 181
 182     int                     version;
 183
 184     /* Connections to other Objects */
 185     struct ddraw *ddraw;
 186     unsigned int texture_location;
 187     struct wined3d_texture *wined3d_texture;
 188     struct wined3d_texture *draw_texture;
 189     unsigned int sub_resource_idx;
 190     struct wined3d_rendertarget_view *wined3d_rtv;
 191     struct wined3d_private_store private_store;
 192     struct d3d_device *device1;
 193
 194     /* This implementation handles attaching surfaces to other surfaces */
 195     struct ddraw_surface *next_attached;
 196     struct ddraw_surface *first_attached;
 197     IUnknown                *attached_iface;
 198
 199     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 200      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 201      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 202      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 203      */
 204 #define MAX_COMPLEX_ATTACHED 6
 205     struct ddraw_surface *complex_array[MAX_COMPLEX_ATTACHED];
 206     /* You can't traverse the tree upwards. Only a flag for Surface::Release because it's needed there,
 207      * but no pointer to prevent temptations to traverse it in the wrong direction.
 208      */
 209     unsigned int is_complex_root : 1;
 210     unsigned int is_lost : 1;
 211     unsigned int sysmem_fallback : 1;
 212
 213     /* Surface description, for GetAttachedSurface */
 214     DDSURFACEDESC2          surface_desc;
 215
 216     /* Clipper objects */
 217     struct ddraw_clipper *clipper;
 218     struct ddraw_palette *palette;
 219
 220     /* For the ddraw surface list */
 221     struct list             surface_list_entry;
 222
 223     DWORD                   Handle;
 224     HDC dc;
 225 };
 226
 227 struct ddraw_texture
 228 {
 229     unsigned int version;
 230     DDSURFACEDESC2 surface_desc;
 231
 232     struct ddraw_surface *root;
 233     struct wined3d_device *wined3d_device;
 234
 235     void *texture_memory;
 236 };
 237
 238 HRESULT ddraw_surface_create(struct ddraw *ddraw, const DDSURFACEDESC2 *surface_desc,
 239         struct ddraw_surface **surface, IUnknown *outer_unknown, unsigned int version) DECLSPEC_HIDDEN;
 240 struct wined3d_rendertarget_view *ddraw_surface_get_rendertarget_view(struct ddraw_surface *surface) DECLSPEC_HIDDEN;
 241 void ddraw_surface_init(struct ddraw_surface *surface, struct ddraw *ddraw,
 242         struct wined3d_texture *wined3d_texture, unsigned int sub_resource_idx,
 243         const struct wined3d_parent_ops **parent_ops) DECLSPEC_HIDDEN;
 244 HRESULT ddraw_surface_update_frontbuffer(struct ddraw_surface *surface,
 245         const RECT *rect, BOOL read, unsigned int swap_interval) DECLSPEC_HIDDEN;
 246
 247 static inline struct ddraw_surface *impl_from_IDirect3DTexture(IDirect3DTexture *iface)
 248 {
 249     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture_iface);
 250 }
 251
 252 static inline struct ddraw_surface *impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface)
 253 {
 254     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirect3DTexture2_iface);
 255 }
 256
 257 static inline struct ddraw_surface *impl_from_IDirectDrawSurface(IDirectDrawSurface *iface)
 258 {
 259     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface_iface);
 260 }
 261
 262 static inline struct ddraw_surface *impl_from_IDirectDrawSurface2(IDirectDrawSurface2 *iface)
 263 {
 264     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface2_iface);
 265 }
 266
 267 static inline struct ddraw_surface *impl_from_IDirectDrawSurface3(IDirectDrawSurface3 *iface)
 268 {
 269     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface3_iface);
 270 }
 271
 272 static inline struct ddraw_surface *impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface)
 273 {
 274     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface4_iface);
 275 }
 276
 277 static inline struct ddraw_surface *impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface)
 278 {
 279     return CONTAINING_RECORD(iface, struct ddraw_surface, IDirectDrawSurface7_iface);
 280 }
 281
 282 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface(IDirectDrawSurface *iface) DECLSPEC_HIDDEN;
 283 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface4(IDirectDrawSurface4 *iface) DECLSPEC_HIDDEN;
 284 struct ddraw_surface *unsafe_impl_from_IDirectDrawSurface7(IDirectDrawSurface7 *iface) DECLSPEC_HIDDEN;
 285
 286 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture(IDirect3DTexture *iface) DECLSPEC_HIDDEN;
 287 struct ddraw_surface *unsafe_impl_from_IDirect3DTexture2(IDirect3DTexture2 *iface) DECLSPEC_HIDDEN;
 288
 289 #define DDRAW_INVALID_HANDLE ~0U
 290
 291 enum ddraw_handle_type
 292 {
 293     DDRAW_HANDLE_FREE,
 294     DDRAW_HANDLE_MATERIAL,
 295     DDRAW_HANDLE_MATRIX,
 296     DDRAW_HANDLE_STATEBLOCK,
 297     DDRAW_HANDLE_SURFACE,
 298 };
 299
 300 struct ddraw_handle_entry
 301 {
 302     void *object;
 303     enum ddraw_handle_type type;
 304 };
 305
 306 struct ddraw_handle_table
 307 {
 308     struct ddraw_handle_entry *entries;
 309     struct ddraw_handle_entry *free_entries;
 310     UINT table_size;
 311     UINT entry_count;
 312 };
 313
 314 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 315 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 316 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 317 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 318 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 319
 320 struct d3d_device
 321 {
 322     /* IUnknown */
 323     IDirect3DDevice7 IDirect3DDevice7_iface;
 324     IDirect3DDevice3 IDirect3DDevice3_iface;
 325     IDirect3DDevice2 IDirect3DDevice2_iface;
 326     IDirect3DDevice IDirect3DDevice_iface;
 327     IUnknown IUnknown_inner;
 328     LONG ref;
 329     UINT version;
 330     BOOL hardware_device;
 331     BOOL have_draw_textures;
 332
 333     IUnknown *outer_unknown;
 334     struct wined3d_device *wined3d_device;
 335     struct wined3d_device_context *immediate_context;
 336     struct ddraw *ddraw;
 337     IUnknown *rt_iface;
 338
 339     struct wined3d_streaming_buffer vertex_buffer, index_buffer;
 340
 341     /* Viewport management */
 342     struct list viewport_list;
 343     struct d3d_viewport *current_viewport;
 344     D3DVIEWPORT7 active_viewport;
 345
 346     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 347     BOOL legacyTextureBlending;
 348     D3DTEXTUREBLEND texture_map_blend;
 349
 350     struct wined3d_matrix legacy_projection, legacy_clipspace;
 351
 352     /* Light state */
 353     DWORD material;
 354
 355     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 356     D3DPRIMITIVETYPE primitive_type;
 357     DWORD vertex_type;
 358     DWORD render_flags;
 359     DWORD nb_vertices;
 360     BYTE *sysmem_vertex_buffer;
 361     DWORD vertex_size;
 362     DWORD buffer_size;
 363
 364     /* Handle management */
 365     struct ddraw_handle_table handle_table;
 366     D3DMATRIXHANDLE          world, proj, view;
 367
 368     struct wined3d_vec4 user_clip_planes[D3DMAXUSERCLIPPLANES];
 369
 370     struct wined3d_stateblock *recording, *state, *update_state;
 371     const struct wined3d_stateblock_state *stateblock_state;
 372 };
 373
 374 HRESULT d3d_device_create(struct ddraw *ddraw, const GUID *guid, struct ddraw_surface *target, IUnknown *rt_iface,
 375         UINT version, struct d3d_device **device, IUnknown *outer_unknown) DECLSPEC_HIDDEN;
 376 enum wined3d_depth_buffer_type d3d_device_update_depth_stencil(struct d3d_device *device) DECLSPEC_HIDDEN;
 377
 378 /* The IID */
 379 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 380
 381 static inline struct d3d_device *impl_from_IDirect3DDevice(IDirect3DDevice *iface)
 382 {
 383     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice_iface);
 384 }
 385
 386 static inline struct d3d_device *impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface)
 387 {
 388     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice2_iface);
 389 }
 390
 391 static inline struct d3d_device *impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface)
 392 {
 393     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice3_iface);
 394 }
 395
 396 static inline struct d3d_device *impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface)
 397 {
 398     return CONTAINING_RECORD(iface, struct d3d_device, IDirect3DDevice7_iface);
 399 }
 400
 401 struct d3d_device *unsafe_impl_from_IDirect3DDevice(IDirect3DDevice *iface) DECLSPEC_HIDDEN;
 402 struct d3d_device *unsafe_impl_from_IDirect3DDevice2(IDirect3DDevice2 *iface) DECLSPEC_HIDDEN;
 403 struct d3d_device *unsafe_impl_from_IDirect3DDevice3(IDirect3DDevice3 *iface) DECLSPEC_HIDDEN;
 404 struct d3d_device *unsafe_impl_from_IDirect3DDevice7(IDirect3DDevice7 *iface) DECLSPEC_HIDDEN;
 405
 406 struct ddraw_clipper
 407 {
 408     IDirectDrawClipper IDirectDrawClipper_iface;
 409     LONG ref;
 410     HWND window;
 411     HRGN region;
 412     BOOL initialized;
 413 };
 414
 415 HRESULT ddraw_clipper_init(struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 416 struct ddraw_clipper *unsafe_impl_from_IDirectDrawClipper(IDirectDrawClipper *iface) DECLSPEC_HIDDEN;
 417 BOOL ddraw_clipper_is_valid(const struct ddraw_clipper *clipper) DECLSPEC_HIDDEN;
 418
 419 /*****************************************************************************
 420  * IDirectDrawPalette implementation structure
 421  *****************************************************************************/
 422 struct ddraw_palette
 423 {
 424     /* IUnknown fields */
 425     IDirectDrawPalette IDirectDrawPalette_iface;
 426     LONG ref;
 427
 428     struct wined3d_palette *wined3d_palette;
 429     struct ddraw *ddraw;
 430     IUnknown *ifaceToRelease;
 431     DWORD flags;
 432 };
 433
 434 static inline struct ddraw_palette *impl_from_IDirectDrawPalette(IDirectDrawPalette *iface)
 435 {
 436     return CONTAINING_RECORD(iface, struct ddraw_palette, IDirectDrawPalette_iface);
 437 }
 438
 439 struct ddraw_palette *unsafe_impl_from_IDirectDrawPalette(IDirectDrawPalette *iface) DECLSPEC_HIDDEN;
 440
 441 HRESULT ddraw_palette_init(struct ddraw_palette *palette,
 442         struct ddraw *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 443
 444 /* Helper structures */
 445 struct object_creation_info
 446 {
 447     const CLSID *clsid;
 448     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 449                                  void **ppObj);
 450 };
 451
 452 /******************************************************************************
 453  * IDirect3DLight implementation structure - Wraps to D3D7
 454  ******************************************************************************/
 455 struct d3d_light
 456 {
 457     IDirect3DLight IDirect3DLight_iface;
 458     LONG ref;
 459
 460     /* IDirect3DLight fields */
 461     struct ddraw *ddraw;
 462
 463     /* If this light is active for one viewport, put the viewport here */
 464     struct d3d_viewport *active_viewport;
 465
 466     D3DLIGHT2 light;
 467     D3DLIGHT7 light7;
 468
 469     DWORD active_light_index;
 470
 471     struct list entry;
 472 };
 473
 474 /* Helper functions */
 475 void light_activate(struct d3d_light *light) DECLSPEC_HIDDEN;
 476 void light_deactivate(struct d3d_light *light) DECLSPEC_HIDDEN;
 477 void d3d_light_init(struct d3d_light *light, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 478 struct d3d_light *unsafe_impl_from_IDirect3DLight(IDirect3DLight *iface) DECLSPEC_HIDDEN;
 479
 480 /******************************************************************************
 481  * IDirect3DMaterial implementation structure - Wraps to D3D7
 482  ******************************************************************************/
 483 struct d3d_material
 484 {
 485     IDirect3DMaterial3 IDirect3DMaterial3_iface;
 486     IDirect3DMaterial2 IDirect3DMaterial2_iface;
 487     IDirect3DMaterial IDirect3DMaterial_iface;
 488     LONG  ref;
 489
 490     /* IDirect3DMaterial2 fields */
 491     struct ddraw *ddraw;
 492     struct d3d_device *active_device;
 493
 494     D3DMATERIAL mat;
 495     DWORD Handle;
 496 };
 497
 498 /* Helper functions */
 499 void material_activate(struct d3d_material *material) DECLSPEC_HIDDEN;
 500 struct d3d_material *d3d_material_create(struct ddraw *ddraw) DECLSPEC_HIDDEN;
 501
 502 enum ddraw_viewport_version
 503 {
 504     DDRAW_VIEWPORT_VERSION_NONE,
 505     DDRAW_VIEWPORT_VERSION_1,
 506     DDRAW_VIEWPORT_VERSION_2,
 507 };
 508
 509 /*****************************************************************************
 510  * IDirect3DViewport - Wraps to D3D7
 511  *****************************************************************************/
 512 struct d3d_viewport
 513 {
 514     IDirect3DViewport3 IDirect3DViewport3_iface;
 515     LONG ref;
 516
 517     /* IDirect3DViewport fields */
 518     struct ddraw *ddraw;
 519
 520     /* If this viewport is active for one device, put the device here */
 521     struct d3d_device *active_device;
 522
 523     DWORD                     active_lights_count;
 524     DWORD                     map_lights;
 525
 526     enum ddraw_viewport_version version;
 527
 528     union
 529     {
 530         D3DVIEWPORT vp1;
 531         D3DVIEWPORT2 vp2;
 532     } viewports;
 533
 534     struct list entry;
 535     struct list light_list;
 536     struct d3d_material *background;
 537 };
 538
 539 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport3(IDirect3DViewport3 *iface) DECLSPEC_HIDDEN;
 540 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport2(IDirect3DViewport2 *iface) DECLSPEC_HIDDEN;
 541 struct d3d_viewport *unsafe_impl_from_IDirect3DViewport(IDirect3DViewport *iface) DECLSPEC_HIDDEN;
 542
 543 /* Helper functions */
 544 void viewport_activate(struct d3d_viewport *viewport, BOOL ignore_lights) DECLSPEC_HIDDEN;
 545 void viewport_deactivate(struct d3d_viewport *viewport) DECLSPEC_HIDDEN;
 546 void d3d_viewport_init(struct d3d_viewport *viewport, struct ddraw *ddraw) DECLSPEC_HIDDEN;
 547
 548 /*****************************************************************************
 549  * IDirect3DExecuteBuffer - Wraps to D3D7
 550  *****************************************************************************/
 551 struct d3d_execute_buffer
 552 {
 553     IDirect3DExecuteBuffer IDirect3DExecuteBuffer_iface;
 554     LONG ref;
 555     /* IDirect3DExecuteBuffer fields */
 556     struct ddraw *ddraw;
 557     struct d3d_device *d3ddev;
 558
 559     D3DEXECUTEBUFFERDESC desc;
 560     D3DEXECUTEDATA       data;
 561
 562     /* This buffer will store the transformed vertices */
 563     unsigned int         index_size, index_pos;
 564     unsigned int         vertex_size, src_vertex_pos;
 565     struct wined3d_buffer *src_vertex_buffer, *dst_vertex_buffer, *index_buffer;
 566
 567     /* This flags is set to TRUE if we allocated ourselves the
 568      * data buffer
 569      */
 570     BOOL                 need_free;
 571 };
 572
 573 HRESULT d3d_execute_buffer_init(struct d3d_execute_buffer *execute_buffer,
 574         struct d3d_device *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 575 struct d3d_execute_buffer *unsafe_impl_from_IDirect3DExecuteBuffer(IDirect3DExecuteBuffer *iface) DECLSPEC_HIDDEN;
 576
 577 /* The execute function */
 578 HRESULT d3d_execute_buffer_execute(struct d3d_execute_buffer *execute_buffer,
 579         struct d3d_device *device) DECLSPEC_HIDDEN;
 580
 581 /*****************************************************************************
 582  * IDirect3DVertexBuffer
 583  *****************************************************************************/
 584 struct d3d_vertex_buffer
 585 {
 586     IDirect3DVertexBuffer7 IDirect3DVertexBuffer7_iface;
 587     LONG ref;
 588     unsigned int version;
 589
 590     /*** WineD3D and ddraw links ***/
 591     struct wined3d_buffer *wined3d_buffer;
 592     struct wined3d_vertex_declaration *wined3d_declaration;
 593     struct ddraw *ddraw;
 594
 595     /*** Storage for D3D7 specific things ***/
 596     DWORD                Caps;
 597     DWORD                fvf;
 598     DWORD                size;
 599     BOOL                 dynamic;
 600     bool discarded;
 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