dlls/wined3d/cubetexture.c

   1 /*
   2  * IWineD3DCubeTexture implementation
   3  *
   4  * Copyright 2002-2005 Jason Edmeades
   5  * Copyright 2002-2005 Raphael Junqueira
   6  * Copyright 2005 Oliver Stieber
   7  * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
   8  * Copyright 2009 Henri Verbeet for CodeWeavers
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(d3d_texture);
  29
  30 static void cubetexture_internal_preload(IWineD3DBaseTexture *iface, enum WINED3DSRGB srgb)
  31 {
  32     /* Override the IWineD3DResource Preload method. */
  33     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
  34     IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
  35     struct wined3d_context *context = NULL;
  36     unsigned int i, j;
  37     BOOL srgb_mode;
  38     BOOL *dirty;
  39
  40     switch (srgb)
  41     {
  42         case SRGB_RGB:
  43             srgb_mode = FALSE;
  44             break;
  45
  46         case SRGB_BOTH:
  47             cubetexture_internal_preload(iface, SRGB_RGB);
  48             /* Fallthrough */
  49
  50         case SRGB_SRGB:
  51             srgb_mode = TRUE;
  52             break;
  53
  54         default:
  55             srgb_mode = This->baseTexture.is_srgb;
  56             break;
  57     }
  58     dirty = srgb_mode ? &This->baseTexture.texture_srgb.dirty : &This->baseTexture.texture_rgb.dirty;
  59
  60     TRACE("(%p) : About to load texture: dirtified(%u).\n", This, *dirty);
  61
  62     /* We only have to activate a context for gl when we're not drawing.
  63      * In most cases PreLoad will be called during draw and a context was
  64      * activated at the beginning of drawPrimitive. */
  65     if (!device->isInDraw)
  66     {
  67         /* No danger of recursive calls, context_acquire() sets isInDraw to true
  68          * when loading offscreen render targets into their texture. */
  69         context = context_acquire(device, NULL, CTXUSAGE_RESOURCELOAD);
  70     }
  71
  72     if (This->resource.format_desc->format == WINED3DFMT_P8_UINT
  73             || This->resource.format_desc->format == WINED3DFMT_P8_UINT_A8_UNORM)
  74     {
  75         for (i = 0; i < This->baseTexture.levels; ++i)
  76         {
  77             for (j = WINED3DCUBEMAP_FACE_POSITIVE_X; j <= WINED3DCUBEMAP_FACE_NEGATIVE_Z; ++j)
  78             {
  79                 if (palette9_changed((IWineD3DSurfaceImpl *)This->surfaces[j][i]))
  80                 {
  81                     TRACE("Reloading surface because the d3d8/9 palette was changed.\n");
  82                     /* TODO: This is not necessarily needed with hw palettized texture support. */
  83                     IWineD3DSurface_LoadLocation(This->surfaces[j][i], SFLAG_INSYSMEM, NULL);
  84                     /* Make sure the texture is reloaded because of the palette change,
  85                      * this kills performance though :( */
  86                     IWineD3DSurface_ModifyLocation(This->surfaces[j][i], SFLAG_INTEXTURE, FALSE);
  87                 }
  88             }
  89         }
  90     }
  91
  92     /* If the texture is marked dirty or the srgb sampler setting has changed
  93      * since the last load then reload the surfaces. */
  94     if (*dirty)
  95     {
  96         for (i = 0; i < This->baseTexture.levels; ++i)
  97         {
  98             for (j = WINED3DCUBEMAP_FACE_POSITIVE_X; j <= WINED3DCUBEMAP_FACE_NEGATIVE_Z; ++j)
  99             {
 100                 IWineD3DSurface_LoadTexture(This->surfaces[j][i], srgb_mode);
 101             }
 102         }
 103     }
 104     else
 105     {
 106         TRACE("(%p) Texture not dirty, nothing to do.\n" , iface);
 107     }
 108
 109     /* No longer dirty. */
 110     *dirty = FALSE;
 111
 112     if (context) context_release(context);
 113 }
 114
 115 static void cubetexture_cleanup(IWineD3DCubeTextureImpl *This)
 116 {
 117     unsigned int i, j;
 118
 119     TRACE("(%p) : Cleaning up.\n", This);
 120
 121     for (i = 0; i < This->baseTexture.levels; ++i)
 122     {
 123         for (j = 0; j < 6; ++j)
 124         {
 125             IWineD3DSurface *surface = This->surfaces[j][i];
 126
 127             if (surface)
 128             {
 129                 /* Clean out the texture name we gave to the surface so that the
 130                  * surface doesn't try and release it. */
 131                 surface_set_texture_name(surface, 0, TRUE);
 132                 surface_set_texture_name(surface, 0, FALSE);
 133                 surface_set_texture_target(surface, 0);
 134                 IWineD3DSurface_SetContainer(surface, NULL);
 135                 IWineD3DSurface_Release(surface);
 136             }
 137         }
 138     }
 139     basetexture_cleanup((IWineD3DBaseTexture *)This);
 140 }
 141
 142 /* *******************************************
 143    IWineD3DCubeTexture IUnknown parts follow
 144    ******************************************* */
 145
 146 static HRESULT WINAPI IWineD3DCubeTextureImpl_QueryInterface(IWineD3DCubeTexture *iface, REFIID riid, LPVOID *ppobj)
 147 {
 148     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 149     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
 150     if (IsEqualGUID(riid, &IID_IUnknown)
 151         || IsEqualGUID(riid, &IID_IWineD3DBase)
 152         || IsEqualGUID(riid, &IID_IWineD3DResource)
 153         || IsEqualGUID(riid, &IID_IWineD3DBaseTexture)
 154         || IsEqualGUID(riid, &IID_IWineD3DCubeTexture)) {
 155         IUnknown_AddRef(iface);
 156         *ppobj = This;
 157         return S_OK;
 158     }
 159     *ppobj = NULL;
 160     return E_NOINTERFACE;
 161 }
 162
 163 static ULONG WINAPI IWineD3DCubeTextureImpl_AddRef(IWineD3DCubeTexture *iface) {
 164     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 165     TRACE("(%p) : AddRef increasing from %d\n", This, This->resource.ref);
 166     return InterlockedIncrement(&This->resource.ref);
 167 }
 168
 169 static ULONG WINAPI IWineD3DCubeTextureImpl_Release(IWineD3DCubeTexture *iface) {
 170     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 171     ULONG ref;
 172     TRACE("(%p) : Releasing from %d\n", This, This->resource.ref);
 173     ref = InterlockedDecrement(&This->resource.ref);
 174     if (!ref)
 175     {
 176         cubetexture_cleanup(This);
 177         This->resource.parent_ops->wined3d_object_destroyed(This->resource.parent);
 178         HeapFree(GetProcessHeap(), 0, This);
 179     }
 180     return ref;
 181 }
 182
 183 /* ****************************************************
 184    IWineD3DCubeTexture IWineD3DResource parts follow
 185    **************************************************** */
 186 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetDevice(IWineD3DCubeTexture *iface, IWineD3DDevice** ppDevice) {
 187     return resource_get_device((IWineD3DResource *)iface, ppDevice);
 188 }
 189
 190 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetPrivateData(IWineD3DCubeTexture *iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
 191     return resource_set_private_data((IWineD3DResource *)iface, refguid, pData, SizeOfData, Flags);
 192 }
 193
 194 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetPrivateData(IWineD3DCubeTexture *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
 195     return resource_get_private_data((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
 196 }
 197
 198 static HRESULT WINAPI IWineD3DCubeTextureImpl_FreePrivateData(IWineD3DCubeTexture *iface, REFGUID refguid) {
 199     return resource_free_private_data((IWineD3DResource *)iface, refguid);
 200 }
 201
 202 static DWORD WINAPI IWineD3DCubeTextureImpl_SetPriority(IWineD3DCubeTexture *iface, DWORD PriorityNew) {
 203     return resource_set_priority((IWineD3DResource *)iface, PriorityNew);
 204 }
 205
 206 static DWORD WINAPI IWineD3DCubeTextureImpl_GetPriority(IWineD3DCubeTexture *iface) {
 207     return resource_get_priority((IWineD3DResource *)iface);
 208 }
 209
 210 static void WINAPI IWineD3DCubeTextureImpl_PreLoad(IWineD3DCubeTexture *iface) {
 211     cubetexture_internal_preload((IWineD3DBaseTexture *) iface, SRGB_ANY);
 212 }
 213
 214 static void WINAPI IWineD3DCubeTextureImpl_UnLoad(IWineD3DCubeTexture *iface) {
 215     unsigned int i, j;
 216     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 217     TRACE("(%p)\n", This);
 218
 219     /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
 220      * surface before, this one will be a NOP and vice versa. Unloading an unloaded
 221      * surface is fine
 222      */
 223     for (i = 0; i < This->baseTexture.levels; i++) {
 224         for (j = WINED3DCUBEMAP_FACE_POSITIVE_X; j <= WINED3DCUBEMAP_FACE_NEGATIVE_Z ; j++) {
 225             IWineD3DSurface_UnLoad(This->surfaces[j][i]);
 226             surface_set_texture_name(This->surfaces[j][i], 0, TRUE);
 227             surface_set_texture_name(This->surfaces[j][i], 0, FALSE);
 228         }
 229     }
 230
 231     basetexture_unload((IWineD3DBaseTexture *)iface);
 232 }
 233
 234 static WINED3DRESOURCETYPE WINAPI IWineD3DCubeTextureImpl_GetType(IWineD3DCubeTexture *iface) {
 235     return resource_get_type((IWineD3DResource *)iface);
 236 }
 237
 238 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetParent(IWineD3DCubeTexture *iface, IUnknown **pParent) {
 239     return resource_get_parent((IWineD3DResource *)iface, pParent);
 240 }
 241
 242 /* ******************************************************
 243    IWineD3DCubeTexture IWineD3DBaseTexture parts follow
 244    ****************************************************** */
 245 static DWORD WINAPI IWineD3DCubeTextureImpl_SetLOD(IWineD3DCubeTexture *iface, DWORD LODNew) {
 246     return basetexture_set_lod((IWineD3DBaseTexture *)iface, LODNew);
 247 }
 248
 249 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLOD(IWineD3DCubeTexture *iface) {
 250     return basetexture_get_lod((IWineD3DBaseTexture *)iface);
 251 }
 252
 253 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLevelCount(IWineD3DCubeTexture *iface) {
 254     return basetexture_get_level_count((IWineD3DBaseTexture *)iface);
 255 }
 256
 257 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetAutoGenFilterType(IWineD3DCubeTexture *iface, WINED3DTEXTUREFILTERTYPE FilterType) {
 258   return basetexture_set_autogen_filter_type((IWineD3DBaseTexture *)iface, FilterType);
 259 }
 260
 261 static WINED3DTEXTUREFILTERTYPE WINAPI IWineD3DCubeTextureImpl_GetAutoGenFilterType(IWineD3DCubeTexture *iface) {
 262   return basetexture_get_autogen_filter_type((IWineD3DBaseTexture *)iface);
 263 }
 264
 265 static void WINAPI IWineD3DCubeTextureImpl_GenerateMipSubLevels(IWineD3DCubeTexture *iface) {
 266     basetexture_generate_mipmaps((IWineD3DBaseTexture *)iface);
 267 }
 268
 269 /* Internal function, No d3d mapping */
 270 static BOOL WINAPI IWineD3DCubeTextureImpl_SetDirty(IWineD3DCubeTexture *iface, BOOL dirty) {
 271     return basetexture_set_dirty((IWineD3DBaseTexture *)iface, dirty);
 272 }
 273
 274 /* Internal function, No d3d mapping */
 275 static BOOL WINAPI IWineD3DCubeTextureImpl_GetDirty(IWineD3DCubeTexture *iface) {
 276     return basetexture_get_dirty((IWineD3DBaseTexture *)iface);
 277 }
 278
 279 /* Context activation is done by the caller. */
 280 static HRESULT WINAPI IWineD3DCubeTextureImpl_BindTexture(IWineD3DCubeTexture *iface, BOOL srgb) {
 281     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 282     BOOL set_gl_texture_desc;
 283     HRESULT hr;
 284
 285     TRACE("(%p) : relay to BaseTexture\n", This);
 286
 287     hr = basetexture_bind((IWineD3DBaseTexture *)iface, srgb, &set_gl_texture_desc);
 288     if (set_gl_texture_desc && SUCCEEDED(hr)) {
 289         UINT i, j;
 290         for (i = 0; i < This->baseTexture.levels; ++i) {
 291             for (j = WINED3DCUBEMAP_FACE_POSITIVE_X; j <= WINED3DCUBEMAP_FACE_NEGATIVE_Z; ++j) {
 292                 if(This->baseTexture.is_srgb) {
 293                     surface_set_texture_name(This->surfaces[j][i], This->baseTexture.texture_srgb.name, TRUE);
 294                 } else {
 295                     surface_set_texture_name(This->surfaces[j][i], This->baseTexture.texture_rgb.name, FALSE);
 296                 }
 297             }
 298         }
 299     }
 300
 301     return hr;
 302 }
 303
 304 static UINT WINAPI IWineD3DCubeTextureImpl_GetTextureDimensions(IWineD3DCubeTexture *iface){
 305     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 306     TRACE("(%p)\n", This);
 307
 308     return GL_TEXTURE_CUBE_MAP_ARB;
 309 }
 310
 311 static BOOL WINAPI IWineD3DCubeTextureImpl_IsCondNP2(IWineD3DCubeTexture *iface) {
 312     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 313     TRACE("(%p)\n", This);
 314
 315     return FALSE;
 316 }
 317
 318 /* *******************************************
 319    IWineD3DCubeTexture IWineD3DCubeTexture parts follow
 320    ******************************************* */
 321 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetLevelDesc(IWineD3DCubeTexture *iface, UINT Level, WINED3DSURFACE_DESC* pDesc) {
 322     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 323
 324     if (Level < This->baseTexture.levels) {
 325         TRACE("(%p) level (%d)\n", This, Level);
 326         return IWineD3DSurface_GetDesc(This->surfaces[0][Level], pDesc);
 327     }
 328     WARN("(%p) level(%d) overflow Levels(%d)\n", This, Level, This->baseTexture.levels);
 329     return WINED3DERR_INVALIDCALL;
 330 }
 331
 332 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetCubeMapSurface(IWineD3DCubeTexture *iface, WINED3DCUBEMAP_FACES FaceType, UINT Level, IWineD3DSurface** ppCubeMapSurface) {
 333     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 334     HRESULT hr = WINED3DERR_INVALIDCALL;
 335
 336     if (Level < This->baseTexture.levels && FaceType <= WINED3DCUBEMAP_FACE_NEGATIVE_Z) {
 337         *ppCubeMapSurface = This->surfaces[FaceType][Level];
 338         IWineD3DSurface_AddRef(*ppCubeMapSurface);
 339
 340         hr = WINED3D_OK;
 341     }
 342     if (WINED3D_OK == hr) {
 343         TRACE("(%p) -> faceType(%d) level(%d) returning surface@%p\n", This, FaceType, Level, This->surfaces[FaceType][Level]);
 344     } else {
 345         WARN("(%p) level(%d) overflow Levels(%d) Or FaceType(%d)\n", This, Level, This->baseTexture.levels, FaceType);
 346     }
 347
 348     return hr;
 349 }
 350
 351 static HRESULT WINAPI IWineD3DCubeTextureImpl_LockRect(IWineD3DCubeTexture *iface, WINED3DCUBEMAP_FACES FaceType, UINT Level, WINED3DLOCKED_RECT* pLockedRect, CONST RECT* pRect, DWORD Flags) {
 352     HRESULT hr = WINED3DERR_INVALIDCALL;
 353     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 354
 355     if (Level < This->baseTexture.levels && FaceType <= WINED3DCUBEMAP_FACE_NEGATIVE_Z) {
 356         hr = IWineD3DSurface_LockRect(This->surfaces[FaceType][Level], pLockedRect, pRect, Flags);
 357     }
 358
 359     if (WINED3D_OK == hr) {
 360         TRACE("(%p) -> faceType(%d) level(%d) returning memory@%p success(%u)\n", This, FaceType, Level, pLockedRect->pBits, hr);
 361     } else {
 362         WARN("(%p) level(%d) overflow Levels(%d)  Or FaceType(%d)\n", This, Level, This->baseTexture.levels, FaceType);
 363     }
 364
 365     return hr;
 366 }
 367
 368 static HRESULT WINAPI IWineD3DCubeTextureImpl_UnlockRect(IWineD3DCubeTexture *iface, WINED3DCUBEMAP_FACES FaceType, UINT Level) {
 369     HRESULT hr = WINED3DERR_INVALIDCALL;
 370     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 371
 372     if (Level < This->baseTexture.levels && FaceType <= WINED3DCUBEMAP_FACE_NEGATIVE_Z) {
 373         hr = IWineD3DSurface_UnlockRect(This->surfaces[FaceType][Level]);
 374     }
 375
 376     if (WINED3D_OK == hr) {
 377         TRACE("(%p) -> faceType(%d) level(%d) success(%u)\n", This, FaceType, Level, hr);
 378     } else {
 379         WARN("(%p) level(%d) overflow Levels(%d) Or FaceType(%d)\n", This, Level, This->baseTexture.levels, FaceType);
 380     }
 381     return hr;
 382 }
 383
 384 static HRESULT  WINAPI IWineD3DCubeTextureImpl_AddDirtyRect(IWineD3DCubeTexture *iface, WINED3DCUBEMAP_FACES FaceType, CONST RECT* pDirtyRect) {
 385     HRESULT hr = WINED3DERR_INVALIDCALL;
 386     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 387     This->baseTexture.texture_rgb.dirty = TRUE;
 388     This->baseTexture.texture_srgb.dirty = TRUE;
 389     TRACE("(%p) : dirtyfication of faceType(%d) Level (0)\n", This, FaceType);
 390     if (FaceType <= WINED3DCUBEMAP_FACE_NEGATIVE_Z) {
 391         surface_add_dirty_rect(This->surfaces[FaceType][0], pDirtyRect);
 392         hr = WINED3D_OK;
 393     } else {
 394         WARN("(%p) overflow FaceType(%d)\n", This, FaceType);
 395     }
 396     return hr;
 397 }
 398
 399 static const IWineD3DCubeTextureVtbl IWineD3DCubeTexture_Vtbl =
 400 {
 401     /* IUnknown */
 402     IWineD3DCubeTextureImpl_QueryInterface,
 403     IWineD3DCubeTextureImpl_AddRef,
 404     IWineD3DCubeTextureImpl_Release,
 405     /* IWineD3DResource */
 406     IWineD3DCubeTextureImpl_GetParent,
 407     IWineD3DCubeTextureImpl_GetDevice,
 408     IWineD3DCubeTextureImpl_SetPrivateData,
 409     IWineD3DCubeTextureImpl_GetPrivateData,
 410     IWineD3DCubeTextureImpl_FreePrivateData,
 411     IWineD3DCubeTextureImpl_SetPriority,
 412     IWineD3DCubeTextureImpl_GetPriority,
 413     IWineD3DCubeTextureImpl_PreLoad,
 414     IWineD3DCubeTextureImpl_UnLoad,
 415     IWineD3DCubeTextureImpl_GetType,
 416     /* IWineD3DBaseTexture */
 417     IWineD3DCubeTextureImpl_SetLOD,
 418     IWineD3DCubeTextureImpl_GetLOD,
 419     IWineD3DCubeTextureImpl_GetLevelCount,
 420     IWineD3DCubeTextureImpl_SetAutoGenFilterType,
 421     IWineD3DCubeTextureImpl_GetAutoGenFilterType,
 422     IWineD3DCubeTextureImpl_GenerateMipSubLevels,
 423     IWineD3DCubeTextureImpl_SetDirty,
 424     IWineD3DCubeTextureImpl_GetDirty,
 425     IWineD3DCubeTextureImpl_BindTexture,
 426     IWineD3DCubeTextureImpl_GetTextureDimensions,
 427     IWineD3DCubeTextureImpl_IsCondNP2,
 428     /* IWineD3DCubeTexture */
 429     IWineD3DCubeTextureImpl_GetLevelDesc,
 430     IWineD3DCubeTextureImpl_GetCubeMapSurface,
 431     IWineD3DCubeTextureImpl_LockRect,
 432     IWineD3DCubeTextureImpl_UnlockRect,
 433     IWineD3DCubeTextureImpl_AddDirtyRect
 434 };
 435
 436 HRESULT cubetexture_init(IWineD3DCubeTextureImpl *texture, UINT edge_length, UINT levels,
 437         IWineD3DDeviceImpl *device, DWORD usage, WINED3DFORMAT format, WINED3DPOOL pool,
 438         IUnknown *parent, const struct wined3d_parent_ops *parent_ops)
 439 {
 440     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 441     const struct GlPixelFormatDesc *format_desc = getFormatDescEntry(format, gl_info);
 442     UINT pow2_edge_length;
 443     unsigned int i, j;
 444     UINT tmp_w;
 445     HRESULT hr;
 446
 447     /* TODO: It should only be possible to create textures for formats
 448      * that are reported as supported. */
 449     if (WINED3DFMT_UNKNOWN >= format)
 450     {
 451         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 452         return WINED3DERR_INVALIDCALL;
 453     }
 454
 455     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3DPOOL_SCRATCH)
 456     {
 457         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 458         return WINED3DERR_INVALIDCALL;
 459     }
 460
 461     /* Calculate levels for mip mapping */
 462     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 463     {
 464         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 465         {
 466             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 467             return WINED3DERR_INVALIDCALL;
 468         }
 469
 470         if (levels > 1)
 471         {
 472             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 473             return WINED3DERR_INVALIDCALL;
 474         }
 475
 476         levels = 1;
 477     }
 478     else if (!levels)
 479     {
 480         levels = wined3d_log2i(edge_length) + 1;
 481         TRACE("Calculated levels = %u.\n", levels);
 482     }
 483
 484     texture->lpVtbl = &IWineD3DCubeTexture_Vtbl;
 485
 486     hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, levels, WINED3DRTYPE_CUBETEXTURE,
 487             device, 0, usage, format_desc, pool, parent, parent_ops);
 488     if (FAILED(hr))
 489     {
 490         WARN("Failed to initialize basetexture, returning %#x\n", hr);
 491         return hr;
 492     }
 493
 494     /* Find the nearest pow2 match. */
 495     pow2_edge_length = 1;
 496     while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
 497
 498     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
 499     {
 500         /* Precalculated scaling for 'faked' non power of two texture coords. */
 501         texture->baseTexture.pow2Matrix[0] = 1.0f;
 502         texture->baseTexture.pow2Matrix[5] = 1.0f;
 503         texture->baseTexture.pow2Matrix[10] = 1.0f;
 504         texture->baseTexture.pow2Matrix[15] = 1.0f;
 505     }
 506     else
 507     {
 508         /* Precalculated scaling for 'faked' non power of two texture coords. */
 509         texture->baseTexture.pow2Matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
 510         texture->baseTexture.pow2Matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
 511         texture->baseTexture.pow2Matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
 512         texture->baseTexture.pow2Matrix[15] = 1.0f;
 513         texture->baseTexture.pow2Matrix_identity = FALSE;
 514     }
 515
 516     /* Generate all the surfaces. */
 517     tmp_w = edge_length;
 518     for (i = 0; i < texture->baseTexture.levels; ++i)
 519     {
 520         /* Create the 6 faces. */
 521         for (j = 0; j < 6; ++j)
 522         {
 523             static const GLenum cube_targets[6] =
 524             {
 525                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 526                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 527                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 528                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 529                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 530                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 531             };
 532
 533             hr = IWineD3DDeviceParent_CreateSurface(device->device_parent, parent, tmp_w, tmp_w,
 534                     format, usage, pool, i /* Level */, j, &texture->surfaces[j][i]);
 535             if (FAILED(hr))
 536             {
 537                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 538                 texture->surfaces[j][i] = NULL;
 539                 cubetexture_cleanup(texture);
 540                 return hr;
 541             }
 542
 543             IWineD3DSurface_SetContainer(texture->surfaces[j][i], (IWineD3DBase *)texture);
 544             TRACE("Created surface level %u @ %p.\n", i, texture->surfaces[j][i]);
 545             surface_set_texture_target(texture->surfaces[j][i], cube_targets[j]);
 546         }
 547         tmp_w = max(1, tmp_w >> 1);
 548     }
 549     texture->baseTexture.internal_preload = cubetexture_internal_preload;
 550
 551     return WINED3D_OK;
 552 }