dlls/ddraw/d3dviewport.c

   1 /* Direct3D Viewport
   2  * Copyright (c) 1998 Lionel ULMER
   3  *
   4  * This file contains the implementation of Direct3DViewport2.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <stdarg.h>
  24
  25 #define NONAMELESSUNION
  26 #define NONAMELESSSTRUCT
  27 #include "windef.h"
  28 #include "winbase.h"
  29 #include "winerror.h"
  30 #include "objbase.h"
  31 #include "wingdi.h"
  32 #include "ddraw.h"
  33 #include "d3d.h"
  34 #include "wine/debug.h"
  35
  36 #include "d3d_private.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(ddraw);
  39
  40 static void activate(IDirect3DViewportImpl* This) {
  41     IDirect3DLightImpl* light;
  42     D3DVIEWPORT7 vp;
  43
  44     /* Activate all the lights associated with this context */
  45     light = This->lights;
  46
  47     while (light != NULL) {
  48         light->activate(light);
  49         light = light->next;
  50     }
  51
  52     /* And copy the values in the structure used by the device */
  53     if (This->use_vp2) {
  54         vp.dwX = This->viewports.vp2.dwX;
  55         vp.dwY = This->viewports.vp2.dwY;
  56         vp.dwHeight = This->viewports.vp2.dwHeight;
  57         vp.dwWidth = This->viewports.vp2.dwWidth;
  58         vp.dvMinZ = This->viewports.vp2.dvMinZ;
  59         vp.dvMaxZ = This->viewports.vp2.dvMaxZ;
  60     } else {
  61         vp.dwX = This->viewports.vp1.dwX;
  62         vp.dwY = This->viewports.vp1.dwY;
  63         vp.dwHeight = This->viewports.vp1.dwHeight;
  64         vp.dwWidth = This->viewports.vp1.dwWidth;
  65         vp.dvMinZ = This->viewports.vp1.dvMinZ;
  66         vp.dvMaxZ = This->viewports.vp1.dvMaxZ;
  67     }
  68
  69     /* And also set the viewport */
  70     IDirect3DDevice7_SetViewport(ICOM_INTERFACE(This->active_device, IDirect3DDevice7), &vp);
  71 }
  72
  73
  74 static void _dump_D3DVIEWPORT(D3DVIEWPORT *lpvp)
  75 {
  76     TRACE("    - dwSize = %ld   dwX = %ld   dwY = %ld\n",
  77           lpvp->dwSize, lpvp->dwX, lpvp->dwY);
  78     TRACE("    - dwWidth = %ld   dwHeight = %ld\n",
  79           lpvp->dwWidth, lpvp->dwHeight);
  80     TRACE("    - dvScaleX = %f   dvScaleY = %f\n",
  81           lpvp->dvScaleX, lpvp->dvScaleY);
  82     TRACE("    - dvMaxX = %f   dvMaxY = %f\n",
  83           lpvp->dvMaxX, lpvp->dvMaxY);
  84     TRACE("    - dvMinZ = %f   dvMaxZ = %f\n",
  85           lpvp->dvMinZ, lpvp->dvMaxZ);
  86 }
  87
  88 static void _dump_D3DVIEWPORT2(D3DVIEWPORT2 *lpvp)
  89 {
  90     TRACE("    - dwSize = %ld   dwX = %ld   dwY = %ld\n",
  91           lpvp->dwSize, lpvp->dwX, lpvp->dwY);
  92     TRACE("    - dwWidth = %ld   dwHeight = %ld\n",
  93           lpvp->dwWidth, lpvp->dwHeight);
  94     TRACE("    - dvClipX = %f   dvClipY = %f\n",
  95           lpvp->dvClipX, lpvp->dvClipY);
  96     TRACE("    - dvClipWidth = %f   dvClipHeight = %f\n",
  97           lpvp->dvClipWidth, lpvp->dvClipHeight);
  98     TRACE("    - dvMinZ = %f   dvMaxZ = %f\n",
  99           lpvp->dvMinZ, lpvp->dvMaxZ);
 100 }
 101
 102 HRESULT WINAPI
 103 Main_IDirect3DViewportImpl_3_2_1_QueryInterface(LPDIRECT3DVIEWPORT3 iface,
 104                                                 REFIID riid,
 105                                                 LPVOID* obp)
 106 {
 107     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 108     TRACE("(%p/%p)->(%s,%p)\n", This, iface, debugstr_guid(riid), obp);
 109
 110     *obp = NULL;
 111
 112     if ( IsEqualGUID(&IID_IUnknown,  riid) ||
 113          IsEqualGUID(&IID_IDirect3DViewport, riid) ||
 114          IsEqualGUID(&IID_IDirect3DViewport2, riid) ||
 115          IsEqualGUID(&IID_IDirect3DViewport3, riid) ) {
 116         IDirect3DViewport3_AddRef(ICOM_INTERFACE(This, IDirect3DViewport3));
 117         *obp = ICOM_INTERFACE(This, IDirect3DViewport3);
 118         TRACE("  Creating IDirect3DViewport1/2/3 interface %p\n", *obp);
 119         return S_OK;
 120     }
 121     FIXME("(%p): interface for IID %s NOT found!\n", This, debugstr_guid(riid));
 122     return OLE_E_ENUM_NOMORE;
 123 }
 124
 125 ULONG WINAPI
 126 Main_IDirect3DViewportImpl_3_2_1_AddRef(LPDIRECT3DVIEWPORT3 iface)
 127 {
 128     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 129     TRACE("(%p/%p)->() incrementing from %lu.\n", This, iface, This->ref);
 130     return ++(This->ref);
 131 }
 132
 133 ULONG WINAPI
 134 Main_IDirect3DViewportImpl_3_2_1_Release(LPDIRECT3DVIEWPORT3 iface)
 135 {
 136     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 137     TRACE("(%p/%p)->() decrementing from %lu.\n", This, iface, This->ref);
 138     if (!--(This->ref)) {
 139         HeapFree(GetProcessHeap(), 0, This);
 140         return 0;
 141     }
 142     return This->ref;
 143 }
 144
 145
 146 HRESULT WINAPI
 147 Main_IDirect3DViewportImpl_3_2_1_Initialize(LPDIRECT3DVIEWPORT3 iface,
 148                                             LPDIRECT3D lpDirect3D)
 149 {
 150     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 151     TRACE("(%p/%p)->(%p) no-op...\n", This, iface, lpDirect3D);
 152     return DD_OK;
 153 }
 154
 155 HRESULT WINAPI
 156 Main_IDirect3DViewportImpl_3_2_1_GetViewport(LPDIRECT3DVIEWPORT3 iface,
 157                                              LPD3DVIEWPORT lpData)
 158 {
 159     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 160     DWORD dwSize;
 161     TRACE("(%p/%p)->(%p)\n", This, iface, lpData);
 162     if (This->use_vp2 != 0) {
 163         ERR("  Requesting to get a D3DVIEWPORT struct where a D3DVIEWPORT2 was set !\n");
 164         return DDERR_INVALIDPARAMS;
 165     }
 166     dwSize = lpData->dwSize;
 167     memset(lpData, 0, dwSize);
 168     memcpy(lpData, &(This->viewports.vp1), dwSize);
 169
 170     if (TRACE_ON(ddraw)) {
 171         TRACE("  returning D3DVIEWPORT :\n");
 172         _dump_D3DVIEWPORT(lpData);
 173     }
 174
 175     return DD_OK;
 176 }
 177
 178 HRESULT WINAPI
 179 Main_IDirect3DViewportImpl_3_2_1_SetViewport(LPDIRECT3DVIEWPORT3 iface,
 180                                              LPD3DVIEWPORT lpData)
 181 {
 182     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 183     LPDIRECT3DVIEWPORT3 current_viewport;
 184     TRACE("(%p/%p)->(%p)\n", This, iface, lpData);
 185
 186     if (TRACE_ON(ddraw)) {
 187         TRACE("  getting D3DVIEWPORT :\n");
 188         _dump_D3DVIEWPORT(lpData);
 189     }
 190
 191     This->use_vp2 = 0;
 192     memset(&(This->viewports.vp1), 0, sizeof(This->viewports.vp1));
 193     memcpy(&(This->viewports.vp1), lpData, lpData->dwSize);
 194
 195     /* Tests on two games shows that these values are never used properly so overide
 196        them with proper ones :-)
 197     */
 198     This->viewports.vp1.dvMinZ = 0.0;
 199     This->viewports.vp1.dvMaxZ = 1.0;
 200
 201     if (This->active_device) {
 202       IDirect3DDevice3_GetCurrentViewport(ICOM_INTERFACE(This->active_device, IDirect3DDevice3), &current_viewport);
 203       if (ICOM_OBJECT(IDirect3DViewportImpl, IDirect3DViewport3, current_viewport) == This)
 204           This->activate(This);
 205       IDirect3DViewport3_Release(current_viewport);
 206     }
 207
 208     return DD_OK;
 209 }
 210
 211 HRESULT WINAPI
 212 Main_IDirect3DViewportImpl_3_2_1_TransformVertices(LPDIRECT3DVIEWPORT3 iface,
 213                                                    DWORD dwVertexCount,
 214                                                    LPD3DTRANSFORMDATA lpData,
 215                                                    DWORD dwFlags,
 216                                                    LPDWORD lpOffScreen)
 217 {
 218     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 219     FIXME("(%p/%p)->(%08lx,%p,%08lx,%p): stub!\n", This, iface, dwVertexCount, lpData, dwFlags, lpOffScreen);
 220     return DD_OK;
 221 }
 222
 223 HRESULT WINAPI
 224 Main_IDirect3DViewportImpl_3_2_1_LightElements(LPDIRECT3DVIEWPORT3 iface,
 225                                                DWORD dwElementCount,
 226                                                LPD3DLIGHTDATA lpData)
 227 {
 228     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 229     FIXME("(%p/%p)->(%08lx,%p): stub!\n", This, iface, dwElementCount, lpData);
 230     return DD_OK;
 231 }
 232
 233 HRESULT WINAPI
 234 Main_IDirect3DViewportImpl_3_2_1_SetBackground(LPDIRECT3DVIEWPORT3 iface,
 235                                                D3DMATERIALHANDLE hMat)
 236 {
 237     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 238     TRACE("(%p/%p)->(%08lx)\n", This, iface, (DWORD) hMat);
 239
 240     This->background = (IDirect3DMaterialImpl *) hMat;
 241     TRACE(" setting background color : %f %f %f %f\n",
 242           This->background->mat.u.diffuse.u1.r,
 243           This->background->mat.u.diffuse.u2.g,
 244           This->background->mat.u.diffuse.u3.b,
 245           This->background->mat.u.diffuse.u4.a);
 246
 247     return DD_OK;
 248 }
 249
 250 HRESULT WINAPI
 251 Main_IDirect3DViewportImpl_3_2_1_GetBackground(LPDIRECT3DVIEWPORT3 iface,
 252                                                LPD3DMATERIALHANDLE lphMat,
 253                                                LPBOOL lpValid)
 254 {
 255     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 256     FIXME("(%p/%p)->(%p,%p): stub!\n", This, iface, lphMat, lpValid);
 257     return DD_OK;
 258 }
 259
 260 HRESULT WINAPI
 261 Main_IDirect3DViewportImpl_3_2_1_SetBackgroundDepth(LPDIRECT3DVIEWPORT3 iface,
 262                                                     LPDIRECTDRAWSURFACE lpDDSurface)
 263 {
 264     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 265     FIXME("(%p/%p)->(%p): stub!\n", This, iface, lpDDSurface);
 266     return DD_OK;
 267 }
 268
 269 HRESULT WINAPI
 270 Main_IDirect3DViewportImpl_3_2_1_GetBackgroundDepth(LPDIRECT3DVIEWPORT3 iface,
 271                                                     LPDIRECTDRAWSURFACE* lplpDDSurface,
 272                                                     LPBOOL lpValid)
 273 {
 274     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 275     FIXME("(%p/%p)->(%p,%p): stub!\n", This, iface, lplpDDSurface, lpValid);
 276     return DD_OK;
 277 }
 278
 279 HRESULT WINAPI
 280 Main_IDirect3DViewportImpl_3_2_1_Clear(LPDIRECT3DVIEWPORT3 iface,
 281                                        DWORD dwCount,
 282                                        LPD3DRECT lpRects,
 283                                        DWORD dwFlags)
 284 {
 285     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 286     DWORD color = 0x00000000;
 287
 288     TRACE("(%p/%p)->(%08lx,%p,%08lx)\n", This, iface, dwCount, lpRects, dwFlags);
 289     if (This->active_device == NULL) {
 290         ERR(" Trying to clear a viewport not attached to a device !\n");
 291         return D3DERR_VIEWPORTHASNODEVICE;
 292     }
 293     if (dwFlags & D3DCLEAR_TARGET) {
 294         if (This->background == NULL) {
 295             ERR(" Trying to clear the color buffer without background material !\n");
 296         } else {
 297             color =
 298               ((int) ((This->background->mat.u.diffuse.u1.r) * 255) << 16) |
 299               ((int) ((This->background->mat.u.diffuse.u2.g) * 255) <<  8) |
 300               ((int) ((This->background->mat.u.diffuse.u3.b) * 255) <<  0) |
 301               ((int) ((This->background->mat.u.diffuse.u4.a) * 255) << 24);
 302         }
 303     }
 304     return This->active_device->clear(This->active_device, dwCount, lpRects,
 305                                       dwFlags & (D3DCLEAR_ZBUFFER | D3DCLEAR_TARGET),
 306                                       color, 1.0, 0x00000000);
 307 }
 308
 309 HRESULT WINAPI
 310 Main_IDirect3DViewportImpl_3_2_1_AddLight(LPDIRECT3DVIEWPORT3 iface,
 311                                           LPDIRECT3DLIGHT lpDirect3DLight)
 312 {
 313     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 314     IDirect3DLightImpl *lpDirect3DLightImpl = ICOM_OBJECT(IDirect3DLightImpl, IDirect3DLight, lpDirect3DLight);
 315     DWORD i = 0;
 316     DWORD map = This->map_lights;
 317
 318     TRACE("(%p/%p)->(%p)\n", This, iface, lpDirect3DLight);
 319
 320     if (This->num_lights >= 8)
 321         return DDERR_INVALIDPARAMS;
 322
 323     /* Find a light number and update both light and viewports objects accordingly */
 324     while(map&1) {
 325         map>>=1;
 326         i++;
 327     }
 328     lpDirect3DLightImpl->dwLightIndex = i;
 329     This->num_lights++;
 330     This->map_lights |= 1<<i;
 331
 332     /* Add the light in the 'linked' chain */
 333     lpDirect3DLightImpl->next = This->lights;
 334     This->lights = lpDirect3DLightImpl;
 335
 336     /* Attach the light to the viewport */
 337     lpDirect3DLightImpl->active_viewport = This;
 338
 339     /* If active, activate the light */
 340     if (This->active_device != NULL) {
 341         lpDirect3DLightImpl->activate(lpDirect3DLightImpl);
 342     }
 343
 344     return DD_OK;
 345 }
 346
 347 HRESULT WINAPI
 348 Main_IDirect3DViewportImpl_3_2_1_DeleteLight(LPDIRECT3DVIEWPORT3 iface,
 349                                              LPDIRECT3DLIGHT lpDirect3DLight)
 350 {
 351     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 352     IDirect3DLightImpl *lpDirect3DLightImpl = ICOM_OBJECT(IDirect3DLightImpl, IDirect3DLight, lpDirect3DLight);
 353     IDirect3DLightImpl *cur_light, *prev_light = NULL;
 354
 355     TRACE("(%p/%p)->(%p)\n", This, iface, lpDirect3DLight);
 356     cur_light = This->lights;
 357     while (cur_light != NULL) {
 358         if (cur_light == lpDirect3DLightImpl) {
 359             lpDirect3DLightImpl->desactivate(lpDirect3DLightImpl);
 360             if (prev_light == NULL) This->lights = cur_light->next;
 361             else prev_light->next = cur_light->next;
 362             /* Detach the light to the viewport */
 363             cur_light->active_viewport = NULL;
 364             This->num_lights--;
 365             This->map_lights &= ~(1<<lpDirect3DLightImpl->dwLightIndex);
 366             return DD_OK;
 367         }
 368         prev_light = cur_light;
 369         cur_light = cur_light->next;
 370     }
 371     return DDERR_INVALIDPARAMS;
 372 }
 373
 374 HRESULT WINAPI
 375 Main_IDirect3DViewportImpl_3_2_1_NextLight(LPDIRECT3DVIEWPORT3 iface,
 376                                            LPDIRECT3DLIGHT lpDirect3DLight,
 377                                            LPDIRECT3DLIGHT* lplpDirect3DLight,
 378                                            DWORD dwFlags)
 379 {
 380     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 381     FIXME("(%p/%p)->(%p,%p,%08lx): stub!\n", This, iface, lpDirect3DLight, lplpDirect3DLight, dwFlags);
 382     return DD_OK;
 383 }
 384
 385 HRESULT WINAPI
 386 Main_IDirect3DViewportImpl_3_2_GetViewport2(LPDIRECT3DVIEWPORT3 iface,
 387                                             LPD3DVIEWPORT2 lpData)
 388 {
 389     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 390     DWORD dwSize;
 391     TRACE("(%p/%p)->(%p)\n", This, iface, lpData);
 392     if (This->use_vp2 != 1) {
 393         ERR("  Requesting to get a D3DVIEWPORT2 struct where a D3DVIEWPORT was set !\n");
 394         return DDERR_INVALIDPARAMS;
 395     }
 396     dwSize = lpData->dwSize;
 397     memset(lpData, 0, dwSize);
 398     memcpy(lpData, &(This->viewports.vp2), dwSize);
 399
 400     if (TRACE_ON(ddraw)) {
 401         TRACE("  returning D3DVIEWPORT2 :\n");
 402         _dump_D3DVIEWPORT2(lpData);
 403     }
 404
 405     return DD_OK;
 406 }
 407
 408 HRESULT WINAPI
 409 Main_IDirect3DViewportImpl_3_2_SetViewport2(LPDIRECT3DVIEWPORT3 iface,
 410                                             LPD3DVIEWPORT2 lpData)
 411 {
 412     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 413     LPDIRECT3DVIEWPORT3 current_viewport;
 414     TRACE("(%p/%p)->(%p)\n", This, iface, lpData);
 415
 416     if (TRACE_ON(ddraw)) {
 417         TRACE("  getting D3DVIEWPORT2 :\n");
 418         _dump_D3DVIEWPORT2(lpData);
 419     }
 420
 421     This->use_vp2 = 1;
 422     memset(&(This->viewports.vp2), 0, sizeof(This->viewports.vp2));
 423     memcpy(&(This->viewports.vp2), lpData, lpData->dwSize);
 424
 425     if (This->active_device) {
 426       IDirect3DDevice3_GetCurrentViewport(ICOM_INTERFACE(This->active_device, IDirect3DDevice3), &current_viewport);
 427       if (ICOM_OBJECT(IDirect3DViewportImpl, IDirect3DViewport3, current_viewport) == This)
 428         This->activate(This);
 429       IDirect3DViewport3_Release(current_viewport);
 430     }
 431
 432     return DD_OK;
 433 }
 434
 435 HRESULT WINAPI
 436 Main_IDirect3DViewportImpl_3_SetBackgroundDepth2(LPDIRECT3DVIEWPORT3 iface,
 437                                                  LPDIRECTDRAWSURFACE4 lpDDS)
 438 {
 439     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 440     FIXME("(%p/%p)->(%p): stub!\n", This, iface, lpDDS);
 441     return DD_OK;
 442 }
 443
 444 HRESULT WINAPI
 445 Main_IDirect3DViewportImpl_3_GetBackgroundDepth2(LPDIRECT3DVIEWPORT3 iface,
 446                                                  LPDIRECTDRAWSURFACE4* lplpDDS,
 447                                                  LPBOOL lpValid)
 448 {
 449     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 450     FIXME("(%p/%p)->(%p,%p): stub!\n", This, iface, lplpDDS, lpValid);
 451     return DD_OK;
 452 }
 453
 454 HRESULT WINAPI
 455 Main_IDirect3DViewportImpl_3_Clear2(LPDIRECT3DVIEWPORT3 iface,
 456                                     DWORD dwCount,
 457                                     LPD3DRECT lpRects,
 458                                     DWORD dwFlags,
 459                                     DWORD dwColor,
 460                                     D3DVALUE dvZ,
 461                                     DWORD dwStencil)
 462 {
 463     ICOM_THIS_FROM(IDirect3DViewportImpl, IDirect3DViewport3, iface);
 464     TRACE("(%p/%p)->(%08lx,%p,%08lx,%08lx,%f,%08lx)\n", This, iface, dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
 465     if (This->active_device == NULL) {
 466         ERR(" Trying to clear a viewport not attached to a device !\n");
 467         return D3DERR_VIEWPORTHASNODEVICE;
 468     }
 469     return This->active_device->clear(This->active_device, dwCount, lpRects, dwFlags, dwColor, dvZ, dwStencil);
 470 }
 471
 472 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 473 # define XCAST(fun)     (typeof(VTABLE_IDirect3DViewport3.fun))
 474 #else
 475 # define XCAST(fun)     (void*)
 476 #endif
 477
 478 ICOM_VTABLE(IDirect3DViewport3) VTABLE_IDirect3DViewport3 =
 479 {
 480     ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 481     XCAST(QueryInterface) Main_IDirect3DViewportImpl_3_2_1_QueryInterface,
 482     XCAST(AddRef) Main_IDirect3DViewportImpl_3_2_1_AddRef,
 483     XCAST(Release) Main_IDirect3DViewportImpl_3_2_1_Release,
 484     XCAST(Initialize) Main_IDirect3DViewportImpl_3_2_1_Initialize,
 485     XCAST(GetViewport) Main_IDirect3DViewportImpl_3_2_1_GetViewport,
 486     XCAST(SetViewport) Main_IDirect3DViewportImpl_3_2_1_SetViewport,
 487     XCAST(TransformVertices) Main_IDirect3DViewportImpl_3_2_1_TransformVertices,
 488     XCAST(LightElements) Main_IDirect3DViewportImpl_3_2_1_LightElements,
 489     XCAST(SetBackground) Main_IDirect3DViewportImpl_3_2_1_SetBackground,
 490     XCAST(GetBackground) Main_IDirect3DViewportImpl_3_2_1_GetBackground,
 491     XCAST(SetBackgroundDepth) Main_IDirect3DViewportImpl_3_2_1_SetBackgroundDepth,
 492     XCAST(GetBackgroundDepth) Main_IDirect3DViewportImpl_3_2_1_GetBackgroundDepth,
 493     XCAST(Clear) Main_IDirect3DViewportImpl_3_2_1_Clear,
 494     XCAST(AddLight) Main_IDirect3DViewportImpl_3_2_1_AddLight,
 495     XCAST(DeleteLight) Main_IDirect3DViewportImpl_3_2_1_DeleteLight,
 496     XCAST(NextLight) Main_IDirect3DViewportImpl_3_2_1_NextLight,
 497     XCAST(GetViewport2) Main_IDirect3DViewportImpl_3_2_GetViewport2,
 498     XCAST(SetViewport2) Main_IDirect3DViewportImpl_3_2_SetViewport2,
 499     XCAST(SetBackgroundDepth2) Main_IDirect3DViewportImpl_3_SetBackgroundDepth2,
 500     XCAST(GetBackgroundDepth2) Main_IDirect3DViewportImpl_3_GetBackgroundDepth2,
 501     XCAST(Clear2) Main_IDirect3DViewportImpl_3_Clear2,
 502 };
 503
 504 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 505 #undef XCAST
 506 #endif
 507
 508
 509
 510
 511 HRESULT d3dviewport_create(IDirect3DViewportImpl **obj, IDirectDrawImpl *d3d)
 512 {
 513     IDirect3DViewportImpl *object;
 514
 515     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirect3DViewportImpl));
 516     if (object == NULL) return DDERR_OUTOFMEMORY;
 517
 518     object->ref = 1;
 519     object->d3d = d3d;
 520     object->activate = activate;
 521     object->use_vp2 = 0xFF;
 522     object->next = NULL;
 523     object->lights = NULL;
 524     object->num_lights = 0;
 525     object->map_lights = 0;
 526
 527     ICOM_INIT_INTERFACE(object, IDirect3DViewport3, VTABLE_IDirect3DViewport3);
 528
 529     *obj = object;
 530
 531     TRACE(" creating implementation at %p.\n", *obj);
 532
 533     return D3D_OK;
 534 }