git.oblomov.eu Git - wine/blob - 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_surface_wined3d_parent_ops DECLSPEC_HIDDEN;
  41 extern const struct wined3d_parent_ops ddraw_null_wined3d_parent_ops DECLSPEC_HIDDEN;
  42
  43 /* Typdef the interfaces */
  44 typedef struct IDirectDrawImpl            IDirectDrawImpl;
  45 typedef struct IDirectDrawSurfaceImpl     IDirectDrawSurfaceImpl;
  46 typedef struct IDirectDrawClipperImpl     IDirectDrawClipperImpl;
  47 typedef struct IDirectDrawPaletteImpl     IDirectDrawPaletteImpl;
  48 typedef struct IDirect3DDeviceImpl        IDirect3DDeviceImpl;
  49 typedef struct IDirect3DLightImpl         IDirect3DLightImpl;
  50 typedef struct IDirect3DViewportImpl      IDirect3DViewportImpl;
  51 typedef struct IDirect3DMaterialImpl      IDirect3DMaterialImpl;
  52 typedef struct IDirect3DExecuteBufferImpl IDirect3DExecuteBufferImpl;
  53 typedef struct IDirect3DVertexBufferImpl  IDirect3DVertexBufferImpl;
  54
  55 /* Global critical section */
  56 extern CRITICAL_SECTION ddraw_cs DECLSPEC_HIDDEN;
  57
  58 extern DWORD force_refresh_rate DECLSPEC_HIDDEN;
  59
  60 /*****************************************************************************
  61  * IDirectDraw implementation structure
  62  *****************************************************************************/
  63 struct FvfToDecl
  64 {
  65     DWORD fvf;
  66     struct wined3d_vertex_declaration *decl;
  67 };
  68
  69 struct IDirectDrawImpl
  70 {
  71     /* Interfaces */
  72     IDirectDraw7 IDirectDraw7_iface;
  73     IDirectDraw4 IDirectDraw4_iface;
  74     IDirectDraw3 IDirectDraw3_iface;
  75     IDirectDraw2 IDirectDraw2_iface;
  76     IDirectDraw IDirectDraw_iface;
  77     IDirect3D7 IDirect3D7_iface;
  78     IDirect3D3 IDirect3D3_iface;
  79     IDirect3D2 IDirect3D2_iface;
  80     IDirect3D IDirect3D_iface;
  81     struct wined3d_device_parent device_parent;
  82
  83     /* See comment in IDirectDraw::AddRef */
  84     LONG                    ref7, ref4, ref2, ref3, ref1, numIfaces;
  85
  86     /* WineD3D linkage */
  87     struct wined3d *wineD3D;
  88     struct wined3d_device *wined3d_device;
  89     BOOL                    d3d_initialized;
  90
  91     /* Misc ddraw fields */
  92     UINT                    total_vidmem;
  93     DWORD                   cur_scanline;
  94     BOOL                    fake_vblank;
  95     BOOL                    initialized;
  96
  97     /* DirectDraw things, which are not handled by WineD3D */
  98     DWORD                   cooperative_level;
  99
 100     DWORD                   orig_width, orig_height;
 101     DWORD                   orig_bpp;
 102
 103     /* D3D things */
 104     IDirectDrawSurfaceImpl  *d3d_target;
 105     HWND                    d3d_window;
 106     IDirect3DDeviceImpl     *d3ddevice;
 107     int                     d3dversion;
 108
 109     /* Various HWNDs */
 110     HWND                    focuswindow;
 111     HWND                    devicewindow;
 112     HWND                    dest_window;
 113
 114     /* The surface type to request */
 115     WINED3DSURFTYPE         ImplType;
 116
 117     /* Helpers for surface creation */
 118     IDirectDrawSurfaceImpl *tex_root;
 119     BOOL                    depthstencil;
 120
 121     /* For the dll unload cleanup code */
 122     struct list ddraw_list_entry;
 123     /* The surface list - can't relay this to WineD3D
 124      * because of IParent
 125      */
 126     struct list surface_list;
 127     LONG surfaces;
 128
 129     /* FVF management */
 130     struct FvfToDecl       *decls;
 131     UINT                    numConvertedDecls, declArraySize;
 132 };
 133
 134 #define DDRAW_WINDOW_CLASS_NAME "ddraw_wc"
 135
 136 HRESULT ddraw_init(IDirectDrawImpl *ddraw, WINED3DDEVTYPE device_type) DECLSPEC_HIDDEN;
 137
 138 /* Helper structures */
 139 typedef struct EnumDisplayModesCBS
 140 {
 141     void *context;
 142     LPDDENUMMODESCALLBACK2 callback;
 143 } EnumDisplayModesCBS;
 144
 145 typedef struct EnumSurfacesCBS
 146 {
 147     void *context;
 148     LPDDENUMSURFACESCALLBACK7 callback;
 149     LPDDSURFACEDESC2 pDDSD;
 150     DWORD Flags;
 151 } EnumSurfacesCBS;
 152
 153 /* Utility functions */
 154 void DDRAW_Convert_DDSCAPS_1_To_2(const DDSCAPS *pIn, DDSCAPS2 *pOut) DECLSPEC_HIDDEN;
 155 void DDRAW_Convert_DDDEVICEIDENTIFIER_2_To_1(const DDDEVICEIDENTIFIER2 *pIn, DDDEVICEIDENTIFIER *pOut) DECLSPEC_HIDDEN;
 156 HRESULT WINAPI ddraw_recreate_surfaces_cb(IDirectDrawSurface7 *surf,
 157         DDSURFACEDESC2 *desc, void *Context) DECLSPEC_HIDDEN;
 158 struct wined3d_vertex_declaration *ddraw_find_decl(IDirectDrawImpl *This, DWORD fvf) DECLSPEC_HIDDEN;
 159
 160 /* The default surface type */
 161 extern WINED3DSURFTYPE DefaultSurfaceType DECLSPEC_HIDDEN;
 162
 163 /*****************************************************************************
 164  * IDirectDrawSurface implementation structure
 165  *****************************************************************************/
 166
 167 struct IDirectDrawSurfaceImpl
 168 {
 169     /* IUnknown fields */
 170     const IDirectDrawSurface7Vtbl *lpVtbl;
 171     const IDirectDrawSurface3Vtbl *IDirectDrawSurface3_vtbl;
 172     const IDirectDrawGammaControlVtbl *IDirectDrawGammaControl_vtbl;
 173     const IDirect3DTexture2Vtbl *IDirect3DTexture2_vtbl;
 174     const IDirect3DTextureVtbl *IDirect3DTexture_vtbl;
 175
 176     LONG                     ref;
 177     IUnknown                *ifaceToRelease;
 178
 179     int                     version;
 180
 181     /* Connections to other Objects */
 182     IDirectDrawImpl         *ddraw;
 183     struct wined3d_surface *wined3d_surface;
 184     struct wined3d_texture *wined3d_texture;
 185     struct wined3d_swapchain *wined3d_swapchain;
 186
 187     /* This implementation handles attaching surfaces to other surfaces */
 188     IDirectDrawSurfaceImpl  *next_attached;
 189     IDirectDrawSurfaceImpl  *first_attached;
 190
 191     /* Complex surfaces are organized in a tree, although the tree is degenerated to a list in most cases.
 192      * In mipmap and primary surfaces each level has only one attachment, which is the next surface level.
 193      * Only the cube texture root has 6 surfaces attached, which then have a normal mipmap chain attached
 194      * to them. So hardcode the array to 6, a dynamic array or a list would be an overkill.
 195      */
 196 #define MAX_COMPLEX_ATTACHED 6
 197     IDirectDrawSurfaceImpl  *complex_array[MAX_COMPLEX_ATTACHED];
 198     /* You can't traverse the tree upwards. Only a flag for Surface::Release because its needed there,
 199      * but no pointer to prevent temptations to traverse it in the wrong direction.
 200      */
 201     BOOL                    is_complex_root;
 202
 203     /* Surface description, for GetAttachedSurface */
 204     DDSURFACEDESC2          surface_desc;
 205
 206     /* Misc things */
 207     DWORD                   uniqueness_value;
 208     UINT                    mipmap_level;
 209     WINED3DSURFTYPE         ImplType;
 210
 211     /* For D3DDevice creation */
 212     BOOL                    isRenderTarget;
 213
 214     /* Clipper objects */
 215     IDirectDrawClipperImpl  *clipper;
 216
 217     /* For the ddraw surface list */
 218     struct list             surface_list_entry;
 219
 220     DWORD                   Handle;
 221 };
 222
 223 HRESULT ddraw_surface_create_texture(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
 224 void ddraw_surface_destroy(IDirectDrawSurfaceImpl *surface) DECLSPEC_HIDDEN;
 225 HRESULT ddraw_surface_init(IDirectDrawSurfaceImpl *surface, IDirectDrawImpl *ddraw,
 226         DDSURFACEDESC2 *desc, UINT mip_level, WINED3DSURFTYPE surface_type) DECLSPEC_HIDDEN;
 227
 228 static inline IDirectDrawSurfaceImpl *surface_from_texture1(IDirect3DTexture *iface)
 229 {
 230     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture_vtbl));
 231 }
 232
 233 static inline IDirectDrawSurfaceImpl *surface_from_texture2(IDirect3DTexture2 *iface)
 234 {
 235     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirect3DTexture2_vtbl));
 236 }
 237
 238 static inline IDirectDrawSurfaceImpl *surface_from_surface3(IDirectDrawSurface3 *iface)
 239 {
 240     return (IDirectDrawSurfaceImpl *)((char*)iface - FIELD_OFFSET(IDirectDrawSurfaceImpl, IDirectDrawSurface3_vtbl));
 241 }
 242
 243 /* Get the number of bytes per pixel for a given surface */
 244 #define PFGET_BPP(pf) (pf.dwFlags&DDPF_PALETTEINDEXED8?1:((pf.dwRGBBitCount+7)/8))
 245 #define GET_BPP(desc) PFGET_BPP(desc.ddpfPixelFormat)
 246
 247 #define DDRAW_INVALID_HANDLE ~0U
 248
 249 enum ddraw_handle_type
 250 {
 251     DDRAW_HANDLE_FREE,
 252     DDRAW_HANDLE_MATERIAL,
 253     DDRAW_HANDLE_MATRIX,
 254     DDRAW_HANDLE_STATEBLOCK,
 255     DDRAW_HANDLE_SURFACE,
 256 };
 257
 258 struct ddraw_handle_entry
 259 {
 260     void *object;
 261     enum ddraw_handle_type type;
 262 };
 263
 264 struct ddraw_handle_table
 265 {
 266     struct ddraw_handle_entry *entries;
 267     struct ddraw_handle_entry *free_entries;
 268     UINT table_size;
 269     UINT entry_count;
 270 };
 271
 272 BOOL ddraw_handle_table_init(struct ddraw_handle_table *t, UINT initial_size) DECLSPEC_HIDDEN;
 273 void ddraw_handle_table_destroy(struct ddraw_handle_table *t) DECLSPEC_HIDDEN;
 274 DWORD ddraw_allocate_handle(struct ddraw_handle_table *t, void *object, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 275 void *ddraw_free_handle(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 276 void *ddraw_get_object(struct ddraw_handle_table *t, DWORD handle, enum ddraw_handle_type type) DECLSPEC_HIDDEN;
 277
 278 struct IDirect3DDeviceImpl
 279 {
 280     /* IUnknown */
 281     const IDirect3DDevice7Vtbl *lpVtbl;
 282     const IDirect3DDevice3Vtbl *IDirect3DDevice3_vtbl;
 283     const IDirect3DDevice2Vtbl *IDirect3DDevice2_vtbl;
 284     const IDirect3DDeviceVtbl *IDirect3DDevice_vtbl;
 285     LONG                    ref;
 286
 287     /* Other object connections */
 288     struct wined3d_device *wined3d_device;
 289     IDirectDrawImpl         *ddraw;
 290     struct wined3d_buffer *indexbuffer;
 291     IDirectDrawSurfaceImpl  *target;
 292
 293     /* Viewport management */
 294     struct list viewport_list;
 295     IDirect3DViewportImpl *current_viewport;
 296     D3DVIEWPORT7 active_viewport;
 297
 298     /* Required to keep track which of two available texture blending modes in d3ddevice3 is used */
 299     BOOL legacyTextureBlending;
 300
 301     /* Light state */
 302     DWORD material;
 303
 304     /* Rendering functions to wrap D3D(1-3) to D3D7 */
 305     D3DPRIMITIVETYPE primitive_type;
 306     DWORD vertex_type;
 307     DWORD render_flags;
 308     DWORD nb_vertices;
 309     LPBYTE vertex_buffer;
 310     DWORD vertex_size;
 311     DWORD buffer_size;
 312
 313     /* Handle management */
 314     struct ddraw_handle_table handle_table;
 315     D3DMATRIXHANDLE          world, proj, view;
 316 };
 317
 318 HRESULT d3d_device_init(IDirect3DDeviceImpl *device, IDirectDrawImpl *ddraw,
 319         IDirectDrawSurfaceImpl *target) DECLSPEC_HIDDEN;
 320
 321 /* The IID */
 322 extern const GUID IID_D3DDEVICE_WineD3D DECLSPEC_HIDDEN;
 323
 324 /* Helper functions */
 325 HRESULT IDirect3DImpl_GetCaps(const struct wined3d *wined3d,
 326         D3DDEVICEDESC *Desc123, D3DDEVICEDESC7 *Desc7) DECLSPEC_HIDDEN;
 327 WINED3DZBUFFERTYPE IDirect3DDeviceImpl_UpdateDepthStencil(IDirect3DDeviceImpl *This) DECLSPEC_HIDDEN;
 328
 329 static inline IDirect3DDeviceImpl *device_from_device1(IDirect3DDevice *iface)
 330 {
 331     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice_vtbl));
 332 }
 333
 334 static inline IDirect3DDeviceImpl *device_from_device2(IDirect3DDevice2 *iface)
 335 {
 336     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice2_vtbl));
 337 }
 338
 339 static inline IDirect3DDeviceImpl *device_from_device3(IDirect3DDevice3 *iface)
 340 {
 341     return (IDirect3DDeviceImpl *)((char*)iface - FIELD_OFFSET(IDirect3DDeviceImpl, IDirect3DDevice3_vtbl));
 342 }
 343
 344 /* Structures */
 345 struct EnumTextureFormatsCBS
 346 {
 347     LPD3DENUMTEXTUREFORMATSCALLBACK cbv2;
 348     LPD3DENUMPIXELFORMATSCALLBACK cbv7;
 349     void *Context;
 350 };
 351
 352 /* Structure for EnumZBufferFormats */
 353 struct EnumZBufferFormatsData
 354 {
 355     LPD3DENUMPIXELFORMATSCALLBACK Callback;
 356     void *Context;
 357 };
 358
 359 /*****************************************************************************
 360  * IDirectDrawClipper implementation structure
 361  *****************************************************************************/
 362 struct IDirectDrawClipperImpl
 363 {
 364     /* IUnknown fields */
 365     const IDirectDrawClipperVtbl *lpVtbl;
 366     LONG ref;
 367
 368     struct wined3d_clipper *wineD3DClipper;
 369     BOOL initialized;
 370 };
 371
 372 HRESULT ddraw_clipper_init(IDirectDrawClipperImpl *clipper) DECLSPEC_HIDDEN;
 373
 374 /*****************************************************************************
 375  * IDirectDrawPalette implementation structure
 376  *****************************************************************************/
 377 struct IDirectDrawPaletteImpl
 378 {
 379     /* IUnknown fields */
 380     const IDirectDrawPaletteVtbl *lpVtbl;
 381     LONG ref;
 382
 383     struct wined3d_palette *wineD3DPalette;
 384
 385     /* IDirectDrawPalette fields */
 386     IUnknown                  *ifaceToRelease;
 387 };
 388
 389 HRESULT ddraw_palette_init(IDirectDrawPaletteImpl *palette,
 390         IDirectDrawImpl *ddraw, DWORD flags, PALETTEENTRY *entries) DECLSPEC_HIDDEN;
 391
 392 /* Helper structures */
 393 struct object_creation_info
 394 {
 395     const CLSID *clsid;
 396     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID riid,
 397                                  void **ppObj);
 398 };
 399
 400 /******************************************************************************
 401  * IDirect3DLight implementation structure - Wraps to D3D7
 402  ******************************************************************************/
 403 struct IDirect3DLightImpl
 404 {
 405     const IDirect3DLightVtbl *lpVtbl;
 406     LONG ref;
 407
 408     /* IDirect3DLight fields */
 409     IDirectDrawImpl           *ddraw;
 410
 411     /* If this light is active for one viewport, put the viewport here */
 412     IDirect3DViewportImpl     *active_viewport;
 413
 414     D3DLIGHT2 light;
 415     D3DLIGHT7 light7;
 416
 417     DWORD dwLightIndex;
 418
 419     struct list entry;
 420 };
 421
 422 /* Helper functions */
 423 void light_activate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 424 void light_deactivate(IDirect3DLightImpl *light) DECLSPEC_HIDDEN;
 425 void d3d_light_init(IDirect3DLightImpl *light, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 426
 427 /******************************************************************************
 428  * IDirect3DMaterial implementation structure - Wraps to D3D7
 429  ******************************************************************************/
 430 struct IDirect3DMaterialImpl
 431 {
 432     const IDirect3DMaterial3Vtbl *lpVtbl;
 433     const IDirect3DMaterial2Vtbl *IDirect3DMaterial2_vtbl;
 434     const IDirect3DMaterialVtbl *IDirect3DMaterial_vtbl;
 435     LONG  ref;
 436
 437     /* IDirect3DMaterial2 fields */
 438     IDirectDrawImpl               *ddraw;
 439     IDirect3DDeviceImpl           *active_device;
 440
 441     D3DMATERIAL mat;
 442     DWORD Handle;
 443 };
 444
 445 /* Helper functions */
 446 void material_activate(IDirect3DMaterialImpl* This) DECLSPEC_HIDDEN;
 447 void d3d_material_init(IDirect3DMaterialImpl *material, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 448
 449 /*****************************************************************************
 450  * IDirect3DViewport - Wraps to D3D7
 451  *****************************************************************************/
 452 struct IDirect3DViewportImpl
 453 {
 454     const IDirect3DViewport3Vtbl *lpVtbl;
 455     LONG ref;
 456
 457     /* IDirect3DViewport fields */
 458     IDirectDrawImpl           *ddraw;
 459
 460     /* If this viewport is active for one device, put the device here */
 461     IDirect3DDeviceImpl       *active_device;
 462
 463     DWORD                     num_lights;
 464     DWORD                     map_lights;
 465
 466     int                       use_vp2;
 467
 468     union
 469     {
 470         D3DVIEWPORT vp1;
 471         D3DVIEWPORT2 vp2;
 472     } viewports;
 473
 474     struct list entry;
 475     struct list light_list;
 476
 477     /* Background material */
 478     IDirect3DMaterialImpl     *background;
 479 };
 480
 481 /* Helper functions */
 482 void viewport_activate(IDirect3DViewportImpl* This, BOOL ignore_lights) DECLSPEC_HIDDEN;
 483 void d3d_viewport_init(IDirect3DViewportImpl *viewport, IDirectDrawImpl *ddraw) DECLSPEC_HIDDEN;
 484
 485 /*****************************************************************************
 486  * IDirect3DExecuteBuffer - Wraps to D3D7
 487  *****************************************************************************/
 488 struct IDirect3DExecuteBufferImpl
 489 {
 490     /* IUnknown */
 491     const IDirect3DExecuteBufferVtbl *lpVtbl;
 492     LONG                 ref;
 493
 494     /* IDirect3DExecuteBuffer fields */
 495     IDirectDrawImpl      *ddraw;
 496     IDirect3DDeviceImpl  *d3ddev;
 497
 498     D3DEXECUTEBUFFERDESC desc;
 499     D3DEXECUTEDATA       data;
 500
 501     /* This buffer will store the transformed vertices */
 502     void                 *vertex_data;
 503     WORD                 *indices;
 504     int                  nb_indices;
 505
 506     /* This flags is set to TRUE if we allocated ourselves the
 507      * data buffer
 508      */
 509     BOOL                 need_free;
 510 };
 511
 512 HRESULT d3d_execute_buffer_init(IDirect3DExecuteBufferImpl *execute_buffer,
 513         IDirect3DDeviceImpl *device, D3DEXECUTEBUFFERDESC *desc) DECLSPEC_HIDDEN;
 514
 515 /* The execute function */
 516 HRESULT d3d_execute_buffer_execute(IDirect3DExecuteBufferImpl *execute_buffer,
 517         IDirect3DDeviceImpl *device, IDirect3DViewportImpl *viewport) DECLSPEC_HIDDEN;
 518
 519 /*****************************************************************************
 520  * IDirect3DVertexBuffer
 521  *****************************************************************************/
 522 struct IDirect3DVertexBufferImpl
 523 {
 524     /*** IUnknown Methods ***/
 525     const IDirect3DVertexBuffer7Vtbl *lpVtbl;
 526     const IDirect3DVertexBufferVtbl *IDirect3DVertexBuffer_vtbl;
 527     LONG                 ref;
 528
 529     /*** WineD3D and ddraw links ***/
 530     struct wined3d_buffer *wineD3DVertexBuffer;
 531     struct wined3d_vertex_declaration *wineD3DVertexDeclaration;
 532     IDirectDrawImpl *ddraw;
 533
 534     /*** Storage for D3D7 specific things ***/
 535     DWORD                Caps;
 536     DWORD                fvf;
 537 };
 538
 539 HRESULT d3d_vertex_buffer_init(IDirect3DVertexBufferImpl *buffer,
 540         IDirectDrawImpl *ddraw, D3DVERTEXBUFFERDESC *desc) DECLSPEC_HIDDEN;
 541
 542 static inline IDirect3DVertexBufferImpl *vb_from_vb1(IDirect3DVertexBuffer *iface)
 543 {
 544     return (IDirect3DVertexBufferImpl *)((char*)iface
 545             - FIELD_OFFSET(IDirect3DVertexBufferImpl, IDirect3DVertexBuffer_vtbl));
 546 }
 547
 548 /*****************************************************************************
 549  * Helper functions from utils.c
 550  *****************************************************************************/
 551
 552 #define GET_TEXCOUNT_FROM_FVF(d3dvtVertexType) \
 553     (((d3dvtVertexType) & D3DFVF_TEXCOUNT_MASK) >> D3DFVF_TEXCOUNT_SHIFT)
 554
 555 #define GET_TEXCOORD_SIZE_FROM_FVF(d3dvtVertexType, tex_num) \
 556     (((((d3dvtVertexType) >> (16 + (2 * (tex_num)))) + 1) & 0x03) + 1)
 557
 558 void PixelFormat_WineD3DtoDD(DDPIXELFORMAT *DDPixelFormat, enum wined3d_format_id WineD3DFormat) DECLSPEC_HIDDEN;
 559 enum wined3d_format_id PixelFormat_DD2WineD3D(const DDPIXELFORMAT *DDPixelFormat) DECLSPEC_HIDDEN;
 560 void DDRAW_dump_surface_desc(const DDSURFACEDESC2 *lpddsd) DECLSPEC_HIDDEN;
 561 void dump_D3DMATRIX(const D3DMATRIX *mat) DECLSPEC_HIDDEN;
 562 void DDRAW_dump_DDCAPS(const DDCAPS *lpcaps) DECLSPEC_HIDDEN;
 563 DWORD get_flexible_vertex_size(DWORD d3dvtVertexType) DECLSPEC_HIDDEN;
 564 void DDRAW_dump_DDSCAPS2(const DDSCAPS2 *in) DECLSPEC_HIDDEN;
 565 void DDRAW_dump_cooperativelevel(DWORD cooplevel) DECLSPEC_HIDDEN;
 566
 567 /* This only needs to be here as long the processvertices functionality of
 568  * IDirect3DExecuteBuffer isn't in WineD3D */
 569 void multiply_matrix(LPD3DMATRIX dest, const D3DMATRIX *src1, const D3DMATRIX *src2) DECLSPEC_HIDDEN;
 570
 571 /* Used for generic dumping */
 572 typedef struct
 573 {
 574     DWORD val;
 575     const char* name;
 576 } flag_info;
 577
 578 #define FE(x) { x, #x }
 579
 580 typedef struct
 581 {
 582     DWORD val;
 583     const char* name;
 584     void (*func)(const void *);
 585     ptrdiff_t offset;
 586 } member_info;
 587
 588 /* Structure copy */
 589 #define ME(x,f,e) { x, #x, (void (*)(const void *))(f), offsetof(STRUCT, e) }
 590
 591 #define DD_STRUCT_COPY_BYSIZE_(to,from,from_size)                 \
 592     do {                                                          \
 593         DWORD __size = (to)->dwSize;                              \
 594         DWORD __copysize = min(__size, from_size);                \
 595         assert(to != from);                                       \
 596         memcpy(to, from, __copysize);                             \
 597         memset((char*)(to) + __copysize, 0, __size - __copysize); \
 598         (to)->dwSize = __size; /* restore size */                 \
 599     } while (0)
 600
 601 #define DD_STRUCT_COPY_BYSIZE(to,from) DD_STRUCT_COPY_BYSIZE_(to,from,(from)->dwSize)
 602
 603 #define SIZEOF_END_PADDING(type, last_field) \
 604     (sizeof(type) - offsetof(type, last_field) - sizeof(((type *)0)->last_field))
 605
 606 static inline void copy_to_surfacedesc2(DDSURFACEDESC2 *to, DDSURFACEDESC2 *from)
 607 {
 608     DWORD from_size = from->dwSize;
 609     if (from_size == sizeof(DDSURFACEDESC))
 610         from_size -= SIZEOF_END_PADDING(DDSURFACEDESC, ddsCaps);
 611     to->dwSize = sizeof(DDSURFACEDESC2); /* for struct copy */
 612     DD_STRUCT_COPY_BYSIZE_(to, from, from_size);
 613 }
 614
 615 HRESULT hr_ddraw_from_wined3d(HRESULT hr) DECLSPEC_HIDDEN;
 616
 617 #endif