dlls/ddraw/material.c

   1 /* Direct3D Material
   2  * Copyright (c) 2002 Lionel ULMER
   3  * Copyright (c) 2006 Stefan DÖSINGER
   4  *
   5  * This file contains the implementation of Direct3DMaterial.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include "ddraw_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  28
  29 static void dump_material(const D3DMATERIAL *mat)
  30 {
  31     TRACE("  dwSize : %d\n", mat->dwSize);
  32 }
  33
  34 static inline IDirect3DMaterialImpl *material_from_material1(IDirect3DMaterial *iface)
  35 {
  36     return (IDirect3DMaterialImpl *)((char*)iface - FIELD_OFFSET(IDirect3DMaterialImpl, IDirect3DMaterial_vtbl));
  37 }
  38
  39 static inline IDirect3DMaterialImpl *material_from_material2(IDirect3DMaterial2 *iface)
  40 {
  41     return (IDirect3DMaterialImpl *)((char*)iface - FIELD_OFFSET(IDirect3DMaterialImpl, IDirect3DMaterial2_vtbl));
  42 }
  43
  44 /*****************************************************************************
  45  * IUnknown Methods.
  46  *****************************************************************************/
  47
  48 /*****************************************************************************
  49  * IDirect3DMaterial3::QueryInterface
  50  *
  51  * QueryInterface for IDirect3DMaterial. Can query all IDirect3DMaterial
  52  * versions.
  53  *
  54  * Params:
  55  *  riid: Interface id queried for
  56  *  obj: Address to pass the interface pointer back
  57  *
  58  * Returns:
  59  *  S_OK on success
  60  *  E_NOINTERFACE if the requested interface wasn't found
  61  *
  62  *****************************************************************************/
  63 static HRESULT WINAPI
  64 IDirect3DMaterialImpl_QueryInterface(IDirect3DMaterial3 *iface,
  65                                      REFIID riid,
  66                                      LPVOID* obp)
  67 {
  68     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
  69
  70     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obp);
  71
  72     *obp = NULL;
  73
  74     if ( IsEqualGUID( &IID_IUnknown,  riid ) ) {
  75         IUnknown_AddRef(iface);
  76         *obp = iface;
  77         TRACE("  Creating IUnknown interface at %p.\n", *obp);
  78         return S_OK;
  79     }
  80     if ( IsEqualGUID( &IID_IDirect3DMaterial, riid ) ) {
  81         IDirect3DMaterial_AddRef((IDirect3DMaterial *)&This->IDirect3DMaterial_vtbl);
  82         *obp = &This->IDirect3DMaterial_vtbl;
  83         TRACE("  Creating IDirect3DMaterial interface %p\n", *obp);
  84         return S_OK;
  85     }
  86     if ( IsEqualGUID( &IID_IDirect3DMaterial2, riid ) ) {
  87         IDirect3DMaterial_AddRef((IDirect3DMaterial2 *)&This->IDirect3DMaterial2_vtbl);
  88         *obp = &This->IDirect3DMaterial2_vtbl;
  89         TRACE("  Creating IDirect3DMaterial2 interface %p\n", *obp);
  90         return S_OK;
  91     }
  92     if ( IsEqualGUID( &IID_IDirect3DMaterial3, riid ) ) {
  93         IDirect3DMaterial3_AddRef((IDirect3DMaterial3 *)This);
  94         *obp = This;
  95         TRACE("  Creating IDirect3DMaterial3 interface %p\n", *obp);
  96         return S_OK;
  97     }
  98     FIXME("(%p): interface for IID %s NOT found!\n", This, debugstr_guid(riid));
  99     return E_NOINTERFACE;
 100 }
 101
 102 /*****************************************************************************
 103  * IDirect3DMaterial3::AddRef
 104  *
 105  * Increases the refcount.
 106  *
 107  * Returns:
 108  *  The new refcount
 109  *
 110  *****************************************************************************/
 111 static ULONG WINAPI
 112 IDirect3DMaterialImpl_AddRef(IDirect3DMaterial3 *iface)
 113 {
 114     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
 115     ULONG ref = InterlockedIncrement(&This->ref);
 116
 117     TRACE("%p increasing refcount to %u.\n", This, ref);
 118
 119     return ref;
 120 }
 121
 122 /*****************************************************************************
 123  * IDirect3DMaterial3::Release
 124  *
 125  * Reduces the refcount by one. If the refcount falls to 0, the object
 126  * is destroyed
 127  *
 128  * Returns:
 129  *  The new refcount
 130  *
 131  *****************************************************************************/
 132 static ULONG WINAPI
 133 IDirect3DMaterialImpl_Release(IDirect3DMaterial3 *iface)
 134 {
 135     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
 136     ULONG ref = InterlockedDecrement(&This->ref);
 137
 138     TRACE("%p decreasing refcount to %u.\n", This, ref);
 139
 140     if (!ref)
 141     {
 142         if(This->Handle)
 143         {
 144             EnterCriticalSection(&ddraw_cs);
 145             ddraw_free_handle(&This->ddraw->d3ddevice->handle_table, This->Handle - 1, DDRAW_HANDLE_MATERIAL);
 146             LeaveCriticalSection(&ddraw_cs);
 147         }
 148
 149         HeapFree(GetProcessHeap(), 0, This);
 150         return 0;
 151     }
 152     return ref;
 153 }
 154
 155 /*****************************************************************************
 156  * IDirect3DMaterial Methods
 157  *****************************************************************************/
 158
 159 /*****************************************************************************
 160  * IDirect3DMaterial::Initialize
 161  *
 162  * A no-op initialization
 163  *
 164  * Params:
 165  *  Direct3D: Pointer to a Direct3D interface
 166  *
 167  * Returns:
 168  *  D3D_OK
 169  *
 170  *****************************************************************************/
 171 static HRESULT WINAPI
 172 IDirect3DMaterialImpl_Initialize(IDirect3DMaterial *iface,
 173                                   IDirect3D *Direct3D)
 174 {
 175     TRACE("iface %p, d3d %p.\n", iface, Direct3D);
 176
 177     return D3D_OK;
 178 }
 179
 180 /*****************************************************************************
 181  * IDirect3DMaterial::Reserve
 182  *
 183  * DirectX 5 sdk: "The IDirect3DMaterial2::Reserve method is not implemented"
 184  * Odd. They seem to have mixed their interfaces.
 185  *
 186  * Returns:
 187  *  DDERR_UNSUPPORTED
 188  *
 189  *****************************************************************************/
 190 static HRESULT WINAPI
 191 IDirect3DMaterialImpl_Reserve(IDirect3DMaterial *iface)
 192 {
 193     TRACE("iface %p.\n", iface);
 194
 195     return DDERR_UNSUPPORTED;
 196 }
 197
 198 /*****************************************************************************
 199  * IDirect3DMaterial::Unreserve
 200  *
 201  * Not supported too
 202  *
 203  * Returns:
 204  *  DDERR_UNSUPPORTED
 205  *
 206  *****************************************************************************/
 207 static HRESULT WINAPI
 208 IDirect3DMaterialImpl_Unreserve(IDirect3DMaterial *iface)
 209 {
 210     TRACE("iface %p.\n", iface);
 211
 212     return DDERR_UNSUPPORTED;
 213 }
 214
 215 /*****************************************************************************
 216  * IDirect3DMaterial3::SetMaterial
 217  *
 218  * Sets the material description
 219  *
 220  * Params:
 221  *  Mat: Material to set
 222  *
 223  * Returns:
 224  *  D3D_OK on success
 225  *  DDERR_INVALIDPARAMS if Mat is NULL
 226  *
 227  *****************************************************************************/
 228 static HRESULT WINAPI
 229 IDirect3DMaterialImpl_SetMaterial(IDirect3DMaterial3 *iface,
 230                                   D3DMATERIAL *lpMat)
 231 {
 232     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
 233
 234     TRACE("iface %p, material %p.\n", iface, lpMat);
 235     if (TRACE_ON(ddraw))
 236         dump_material(lpMat);
 237
 238     /* Stores the material */
 239     EnterCriticalSection(&ddraw_cs);
 240     memset(&This->mat, 0, sizeof(This->mat));
 241     memcpy(&This->mat, lpMat, lpMat->dwSize);
 242     LeaveCriticalSection(&ddraw_cs);
 243
 244     return DD_OK;
 245 }
 246
 247 /*****************************************************************************
 248  * IDirect3DMaterial3::GetMaterial
 249  *
 250  * Returns the material assigned to this interface
 251  *
 252  * Params:
 253  *  Mat: Pointer to a D3DMATERIAL structure to store the material description
 254  *
 255  * Returns:
 256  *  D3D_OK on success
 257  *  DDERR_INVALIDPARAMS if Mat is NULL
 258  *
 259  *****************************************************************************/
 260 static HRESULT WINAPI
 261 IDirect3DMaterialImpl_GetMaterial(IDirect3DMaterial3 *iface,
 262                                   D3DMATERIAL *lpMat)
 263 {
 264     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
 265     DWORD dwSize;
 266
 267     TRACE("iface %p, material %p.\n", iface, lpMat);
 268     if (TRACE_ON(ddraw))
 269     {
 270         TRACE("  Returning material : ");
 271         dump_material(&This->mat);
 272     }
 273
 274     /* Copies the material structure */
 275     EnterCriticalSection(&ddraw_cs);
 276     dwSize = lpMat->dwSize;
 277     memcpy(lpMat, &This->mat, dwSize);
 278     LeaveCriticalSection(&ddraw_cs);
 279
 280     return DD_OK;
 281 }
 282
 283 /*****************************************************************************
 284  * IDirect3DMaterial3::GetHandle
 285  *
 286  * Returns a handle for the material interface. The handle is simply a
 287  * pointer to the material implementation
 288  *
 289  * Params:
 290  *  Direct3DDevice3: The device this handle is assigned to
 291  *  Handle: Address to write the handle to
 292  *
 293  * Returns:
 294  *  D3D_OK on success
 295  *  DDERR_INVALIDPARAMS if Handle is NULL
 296  *
 297  *****************************************************************************/
 298 static HRESULT WINAPI
 299 IDirect3DMaterialImpl_GetHandle(IDirect3DMaterial3 *iface,
 300                                 IDirect3DDevice3 *lpDirect3DDevice3,
 301                                 D3DMATERIALHANDLE *lpHandle)
 302 {
 303     IDirect3DMaterialImpl *This = (IDirect3DMaterialImpl *)iface;
 304     IDirect3DDeviceImpl *device = device_from_device3(lpDirect3DDevice3);
 305
 306     TRACE("iface %p, device %p, handle %p.\n", iface, lpDirect3DDevice3, lpHandle);
 307
 308     EnterCriticalSection(&ddraw_cs);
 309     This->active_device = device;
 310     if(!This->Handle)
 311     {
 312         DWORD h = ddraw_allocate_handle(&device->handle_table, This, DDRAW_HANDLE_MATERIAL);
 313         if (h == DDRAW_INVALID_HANDLE)
 314         {
 315             ERR("Failed to allocate a material handle.\n");
 316             LeaveCriticalSection(&ddraw_cs);
 317             return DDERR_INVALIDPARAMS;   /* Unchecked */
 318         }
 319
 320         This->Handle = h + 1;
 321     }
 322     *lpHandle = This->Handle;
 323     TRACE(" returning handle %08x.\n", *lpHandle);
 324     LeaveCriticalSection(&ddraw_cs);
 325
 326     return D3D_OK;
 327 }
 328
 329 static HRESULT WINAPI IDirect3DMaterialImpl_2_GetHandle(IDirect3DMaterial2 *iface,
 330         IDirect3DDevice2 *lpDirect3DDevice2, D3DMATERIALHANDLE *lpHandle)
 331 {
 332     TRACE("iface %p, device %p, handle %p.\n", iface, lpDirect3DDevice2, lpHandle);
 333
 334     return IDirect3DMaterial3_GetHandle((IDirect3DMaterial3 *)material_from_material2(iface), lpDirect3DDevice2 ?
 335             (IDirect3DDevice3 *)&device_from_device2(lpDirect3DDevice2)->IDirect3DDevice3_vtbl : NULL, lpHandle);
 336 }
 337
 338 static HRESULT WINAPI IDirect3DMaterialImpl_1_GetHandle(IDirect3DMaterial *iface,
 339         IDirect3DDevice *lpDirect3DDevice, D3DMATERIALHANDLE *lpHandle)
 340 {
 341     TRACE("iface %p, device %p, handle %p.\n", iface, lpDirect3DDevice, lpHandle);
 342
 343     return IDirect3DMaterial3_GetHandle((IDirect3DMaterial3 *)material_from_material1(iface), lpDirect3DDevice ?
 344             (IDirect3DDevice3 *)&device_from_device1(lpDirect3DDevice)->IDirect3DDevice3_vtbl : NULL, lpHandle);
 345 }
 346
 347 static HRESULT WINAPI IDirect3DMaterialImpl_2_QueryInterface(LPDIRECT3DMATERIAL2 iface, REFIID riid,
 348         LPVOID* obp)
 349 {
 350     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obp);
 351
 352     return IDirect3DMaterial3_QueryInterface((IDirect3DMaterial3 *)material_from_material2(iface), riid, obp);
 353 }
 354
 355 static HRESULT WINAPI IDirect3DMaterialImpl_1_QueryInterface(LPDIRECT3DMATERIAL iface, REFIID riid,
 356         LPVOID* obp)
 357 {
 358     TRACE("iface %p, riid %s, object %p.\n", iface, debugstr_guid(riid), obp);
 359
 360     return IDirect3DMaterial3_QueryInterface((IDirect3DMaterial3 *)material_from_material1(iface), riid, obp);
 361 }
 362
 363 static ULONG WINAPI IDirect3DMaterialImpl_2_AddRef(LPDIRECT3DMATERIAL2 iface)
 364 {
 365     TRACE("iface %p.\n", iface);
 366
 367     return IDirect3DMaterial3_AddRef((IDirect3DMaterial3 *)material_from_material2(iface));
 368 }
 369
 370 static ULONG WINAPI IDirect3DMaterialImpl_1_AddRef(LPDIRECT3DMATERIAL iface)
 371 {
 372     TRACE("iface %p.\n", iface);
 373
 374     return IDirect3DMaterial3_AddRef((IDirect3DMaterial3 *)material_from_material1(iface));
 375 }
 376
 377 static ULONG WINAPI IDirect3DMaterialImpl_2_Release(LPDIRECT3DMATERIAL2 iface)
 378 {
 379     TRACE("iface %p.\n", iface);
 380
 381     return IDirect3DMaterial3_Release((IDirect3DMaterial3 *)material_from_material2(iface));
 382 }
 383
 384 static ULONG WINAPI IDirect3DMaterialImpl_1_Release(LPDIRECT3DMATERIAL iface)
 385 {
 386     TRACE("iface %p.\n", iface);
 387
 388     return IDirect3DMaterial3_Release((IDirect3DMaterial3 *)material_from_material1(iface));
 389 }
 390
 391 static HRESULT WINAPI IDirect3DMaterialImpl_2_SetMaterial(LPDIRECT3DMATERIAL2 iface,
 392         LPD3DMATERIAL lpMat)
 393 {
 394     TRACE("iface %p, material %p.\n", iface, lpMat);
 395
 396     return IDirect3DMaterial3_SetMaterial((IDirect3DMaterial3 *)material_from_material2(iface), lpMat);
 397 }
 398
 399 static HRESULT WINAPI IDirect3DMaterialImpl_1_SetMaterial(LPDIRECT3DMATERIAL iface,
 400         LPD3DMATERIAL lpMat)
 401 {
 402     TRACE("iface %p, material %p.\n", iface, lpMat);
 403
 404     return IDirect3DMaterial3_SetMaterial((IDirect3DMaterial3 *)material_from_material1(iface), lpMat);
 405 }
 406
 407 static HRESULT WINAPI IDirect3DMaterialImpl_2_GetMaterial(LPDIRECT3DMATERIAL2 iface,
 408         LPD3DMATERIAL lpMat)
 409 {
 410     TRACE("iface %p, material %p.\n", iface, lpMat);
 411
 412     return IDirect3DMaterial3_GetMaterial((IDirect3DMaterial3 *)material_from_material2(iface), lpMat);
 413 }
 414
 415 static HRESULT WINAPI IDirect3DMaterialImpl_1_GetMaterial(LPDIRECT3DMATERIAL iface,
 416         LPD3DMATERIAL lpMat)
 417 {
 418     TRACE("iface %p, material %p.\n", iface, lpMat);
 419
 420     return IDirect3DMaterial3_GetMaterial((IDirect3DMaterial3 *)material_from_material1(iface), lpMat);
 421 }
 422
 423
 424 /*****************************************************************************
 425  * material_activate
 426  *
 427  * Uses IDirect3DDevice7::SetMaterial to activate the material
 428  *
 429  * Params:
 430  *  This: Pointer to the material implementation to activate
 431  *
 432  *****************************************************************************/
 433 void material_activate(IDirect3DMaterialImpl* This)
 434 {
 435     D3DMATERIAL7 d3d7mat;
 436
 437     TRACE("Activating material %p\n", This);
 438     d3d7mat.u.diffuse = This->mat.u.diffuse;
 439     d3d7mat.u1.ambient = This->mat.u1.ambient;
 440     d3d7mat.u2.specular = This->mat.u2.specular;
 441     d3d7mat.u3.emissive = This->mat.u3.emissive;
 442     d3d7mat.u4.power = This->mat.u4.power;
 443
 444     IDirect3DDevice7_SetMaterial((IDirect3DDevice7 *)This->active_device, &d3d7mat);
 445 }
 446
 447 static const struct IDirect3DMaterial3Vtbl d3d_material3_vtbl =
 448 {
 449     /*** IUnknown Methods ***/
 450     IDirect3DMaterialImpl_QueryInterface,
 451     IDirect3DMaterialImpl_AddRef,
 452     IDirect3DMaterialImpl_Release,
 453     /*** IDirect3DMaterial3 Methods ***/
 454     IDirect3DMaterialImpl_SetMaterial,
 455     IDirect3DMaterialImpl_GetMaterial,
 456     IDirect3DMaterialImpl_GetHandle,
 457 };
 458
 459 static const struct IDirect3DMaterial2Vtbl d3d_material2_vtbl =
 460 {
 461     /*** IUnknown Methods ***/
 462     IDirect3DMaterialImpl_2_QueryInterface,
 463     IDirect3DMaterialImpl_2_AddRef,
 464     IDirect3DMaterialImpl_2_Release,
 465     /*** IDirect3DMaterial2 Methods ***/
 466     IDirect3DMaterialImpl_2_SetMaterial,
 467     IDirect3DMaterialImpl_2_GetMaterial,
 468     IDirect3DMaterialImpl_2_GetHandle,
 469 };
 470
 471 static const struct IDirect3DMaterialVtbl d3d_material1_vtbl =
 472 {
 473     /*** IUnknown Methods ***/
 474     IDirect3DMaterialImpl_1_QueryInterface,
 475     IDirect3DMaterialImpl_1_AddRef,
 476     IDirect3DMaterialImpl_1_Release,
 477     /*** IDirect3DMaterial1 Methods ***/
 478     IDirect3DMaterialImpl_Initialize,
 479     IDirect3DMaterialImpl_1_SetMaterial,
 480     IDirect3DMaterialImpl_1_GetMaterial,
 481     IDirect3DMaterialImpl_1_GetHandle,
 482     IDirect3DMaterialImpl_Reserve,
 483     IDirect3DMaterialImpl_Unreserve
 484 };
 485
 486 void d3d_material_init(IDirect3DMaterialImpl *material, IDirectDrawImpl *ddraw)
 487 {
 488     material->lpVtbl = &d3d_material3_vtbl;
 489     material->IDirect3DMaterial2_vtbl = &d3d_material2_vtbl;
 490     material->IDirect3DMaterial_vtbl = &d3d_material1_vtbl;
 491     material->ref = 1;
 492     material->ddraw = ddraw;
 493 }