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 2009-2010 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 /* Context activation is done by the caller. */
  31 static HRESULT cubetexture_bind(IWineD3DBaseTextureImpl *texture, BOOL srgb)
  32 {
  33     BOOL set_gl_texture_desc;
  34     HRESULT hr;
  35
  36     TRACE("texture %p, srgb %#x.\n", texture, srgb);
  37
  38     hr = basetexture_bind(texture, srgb, &set_gl_texture_desc);
  39     if (set_gl_texture_desc && SUCCEEDED(hr))
  40     {
  41         UINT sub_count = texture->baseTexture.level_count * texture->baseTexture.layer_count;
  42         UINT i;
  43
  44         for (i = 0; i < sub_count; ++i)
  45         {
  46             IWineD3DSurfaceImpl *surface = surface_from_resource(texture->baseTexture.sub_resources[i]);
  47
  48             if (texture->baseTexture.is_srgb)
  49                 surface_set_texture_name(surface, texture->baseTexture.texture_srgb.name, TRUE);
  50             else
  51                 surface_set_texture_name(surface, texture->baseTexture.texture_rgb.name, FALSE);
  52         }
  53     }
  54
  55     return hr;
  56 }
  57
  58 /* Do not call while under the GL lock. */
  59 static void cubetexture_preload(IWineD3DBaseTextureImpl *texture, enum WINED3DSRGB srgb)
  60 {
  61     UINT sub_count = texture->baseTexture.level_count * texture->baseTexture.layer_count;
  62     IWineD3DDeviceImpl *device = texture->resource.device;
  63     struct wined3d_context *context = NULL;
  64     struct gl_texture *gl_tex;
  65     BOOL srgb_mode;
  66     UINT i;
  67
  68     TRACE("texture %p, srgb %#x.\n", texture, srgb);
  69
  70     switch (srgb)
  71     {
  72         case SRGB_RGB:
  73             srgb_mode = FALSE;
  74             break;
  75
  76         case SRGB_BOTH:
  77             cubetexture_preload(texture, SRGB_RGB);
  78             /* Fallthrough */
  79
  80         case SRGB_SRGB:
  81             srgb_mode = TRUE;
  82             break;
  83
  84         default:
  85             srgb_mode = texture->baseTexture.is_srgb;
  86             break;
  87     }
  88
  89     gl_tex = basetexture_get_gl_texture(texture, srgb_mode);
  90
  91     /* We only have to activate a context for gl when we're not drawing.
  92      * In most cases PreLoad will be called during draw and a context was
  93      * activated at the beginning of drawPrimitive. */
  94     if (!device->isInDraw)
  95     {
  96         /* No danger of recursive calls, context_acquire() sets isInDraw to true
  97          * when loading offscreen render targets into their texture. */
  98         context = context_acquire(device, NULL);
  99     }
 100
 101     if (texture->resource.format->id == WINED3DFMT_P8_UINT
 102             || texture->resource.format->id == WINED3DFMT_P8_UINT_A8_UNORM)
 103     {
 104         for (i = 0; i < sub_count; ++i)
 105         {
 106             IWineD3DSurfaceImpl *surface = surface_from_resource(texture->baseTexture.sub_resources[i]);
 107
 108             if (palette9_changed(surface))
 109             {
 110                 TRACE("Reloading surface %p because the d3d8/9 palette was changed.\n", surface);
 111                 /* TODO: This is not necessarily needed with hw palettized texture support. */
 112                 surface_load_location(surface, SFLAG_INSYSMEM, NULL);
 113                 /* Make sure the texture is reloaded because of the palette change,
 114                  * this kills performance though :( */
 115                 surface_modify_location(surface, SFLAG_INTEXTURE, FALSE);
 116             }
 117         }
 118     }
 119
 120     /* If the texture is marked dirty or the srgb sampler setting has changed
 121      * since the last load then reload the surfaces. */
 122     if (gl_tex->dirty)
 123     {
 124         for (i = 0; i < sub_count; ++i)
 125         {
 126             surface_load(surface_from_resource(texture->baseTexture.sub_resources[i]), srgb_mode);
 127         }
 128     }
 129     else
 130     {
 131         TRACE("Texture %p not dirty, nothing to do.\n" , texture);
 132     }
 133
 134     /* No longer dirty. */
 135     gl_tex->dirty = FALSE;
 136
 137     if (context) context_release(context);
 138 }
 139
 140 /* Do not call while under the GL lock. */
 141 static void cubetexture_unload(struct wined3d_resource *resource)
 142 {
 143     IWineD3DBaseTextureImpl *texture = basetexture_from_resource(resource);
 144     UINT sub_count = texture->baseTexture.level_count * texture->baseTexture.layer_count;
 145     UINT i;
 146
 147     TRACE("texture %p.\n", texture);
 148
 149     for (i = 0; i < sub_count; ++i)
 150     {
 151         struct wined3d_resource *sub_resource = texture->baseTexture.sub_resources[i];
 152         IWineD3DSurfaceImpl *surface = surface_from_resource(sub_resource);
 153
 154         resource->resource_ops->resource_unload(sub_resource);
 155         surface_set_texture_name(surface, 0, TRUE);
 156         surface_set_texture_name(surface, 0, FALSE);
 157     }
 158
 159     basetexture_unload(texture);
 160 }
 161
 162 static const struct wined3d_texture_ops cubetexture_ops =
 163 {
 164     cubetexture_bind,
 165     cubetexture_preload,
 166 };
 167
 168 static const struct wined3d_resource_ops cubetexture_resource_ops =
 169 {
 170     cubetexture_unload,
 171 };
 172
 173 static void cubetexture_cleanup(IWineD3DCubeTextureImpl *This)
 174 {
 175     UINT sub_count = This->baseTexture.level_count * This->baseTexture.layer_count;
 176     UINT i;
 177
 178     TRACE("(%p) : Cleaning up.\n", This);
 179
 180     for (i = 0; i < sub_count; ++i)
 181     {
 182         IWineD3DSurfaceImpl *surface = surface_from_resource(This->baseTexture.sub_resources[i]);
 183
 184         if (surface)
 185         {
 186             /* Clean out the texture name we gave to the surface so that the
 187              * surface doesn't try and release it. */
 188             surface_set_texture_name(surface, 0, TRUE);
 189             surface_set_texture_name(surface, 0, FALSE);
 190             surface_set_texture_target(surface, 0);
 191             surface_set_container(surface, WINED3D_CONTAINER_NONE, NULL);
 192             IWineD3DSurface_Release((IWineD3DSurface *)surface);
 193         }
 194     }
 195     basetexture_cleanup((IWineD3DBaseTextureImpl *)This);
 196 }
 197
 198 /* *******************************************
 199    IWineD3DCubeTexture IUnknown parts follow
 200    ******************************************* */
 201
 202 static HRESULT WINAPI IWineD3DCubeTextureImpl_QueryInterface(IWineD3DCubeTexture *iface, REFIID riid, LPVOID *ppobj)
 203 {
 204     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 205     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
 206     if (IsEqualGUID(riid, &IID_IUnknown)
 207         || IsEqualGUID(riid, &IID_IWineD3DBase)
 208         || IsEqualGUID(riid, &IID_IWineD3DResource)
 209         || IsEqualGUID(riid, &IID_IWineD3DBaseTexture)
 210         || IsEqualGUID(riid, &IID_IWineD3DCubeTexture)) {
 211         IUnknown_AddRef(iface);
 212         *ppobj = This;
 213         return S_OK;
 214     }
 215     *ppobj = NULL;
 216     return E_NOINTERFACE;
 217 }
 218
 219 static ULONG WINAPI IWineD3DCubeTextureImpl_AddRef(IWineD3DCubeTexture *iface) {
 220     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 221     TRACE("(%p) : AddRef increasing from %d\n", This, This->resource.ref);
 222     return InterlockedIncrement(&This->resource.ref);
 223 }
 224
 225 /* Do not call while under the GL lock. */
 226 static ULONG WINAPI IWineD3DCubeTextureImpl_Release(IWineD3DCubeTexture *iface) {
 227     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 228     ULONG ref;
 229     TRACE("(%p) : Releasing from %d\n", This, This->resource.ref);
 230     ref = InterlockedDecrement(&This->resource.ref);
 231     if (!ref)
 232     {
 233         cubetexture_cleanup(This);
 234         This->resource.parent_ops->wined3d_object_destroyed(This->resource.parent);
 235         HeapFree(GetProcessHeap(), 0, This);
 236     }
 237     return ref;
 238 }
 239
 240 /* ****************************************************
 241    IWineD3DCubeTexture IWineD3DResource parts follow
 242    **************************************************** */
 243 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetPrivateData(IWineD3DCubeTexture *iface,
 244         REFGUID riid, const void *data, DWORD data_size, DWORD flags)
 245 {
 246     return resource_set_private_data(&((IWineD3DCubeTextureImpl *)iface)->resource, riid, data, data_size, flags);
 247 }
 248
 249 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetPrivateData(IWineD3DCubeTexture *iface,
 250         REFGUID guid, void *data, DWORD *data_size)
 251 {
 252     return resource_get_private_data(&((IWineD3DCubeTextureImpl *)iface)->resource, guid, data, data_size);
 253 }
 254
 255 static HRESULT WINAPI IWineD3DCubeTextureImpl_FreePrivateData(IWineD3DCubeTexture *iface, REFGUID refguid)
 256 {
 257     return resource_free_private_data(&((IWineD3DCubeTextureImpl *)iface)->resource, refguid);
 258 }
 259
 260 static DWORD WINAPI IWineD3DCubeTextureImpl_SetPriority(IWineD3DCubeTexture *iface, DWORD priority)
 261 {
 262     return resource_set_priority(&((IWineD3DCubeTextureImpl *)iface)->resource, priority);
 263 }
 264
 265 static DWORD WINAPI IWineD3DCubeTextureImpl_GetPriority(IWineD3DCubeTexture *iface)
 266 {
 267     return resource_get_priority(&((IWineD3DCubeTextureImpl *)iface)->resource);
 268 }
 269
 270 /* Do not call while under the GL lock. */
 271 static void WINAPI IWineD3DCubeTextureImpl_PreLoad(IWineD3DCubeTexture *iface)
 272 {
 273     cubetexture_preload((IWineD3DBaseTextureImpl *)iface, SRGB_ANY);
 274 }
 275
 276 static WINED3DRESOURCETYPE WINAPI IWineD3DCubeTextureImpl_GetType(IWineD3DCubeTexture *iface)
 277 {
 278     return resource_get_type(&((IWineD3DCubeTextureImpl *)iface)->resource);
 279 }
 280
 281 static void * WINAPI IWineD3DCubeTextureImpl_GetParent(IWineD3DCubeTexture *iface)
 282 {
 283     TRACE("iface %p.\n", iface);
 284
 285     return ((IWineD3DCubeTextureImpl *)iface)->resource.parent;
 286 }
 287
 288 /* ******************************************************
 289    IWineD3DCubeTexture IWineD3DBaseTexture parts follow
 290    ****************************************************** */
 291 static DWORD WINAPI IWineD3DCubeTextureImpl_SetLOD(IWineD3DCubeTexture *iface, DWORD LODNew) {
 292     return basetexture_set_lod((IWineD3DBaseTextureImpl *)iface, LODNew);
 293 }
 294
 295 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLOD(IWineD3DCubeTexture *iface) {
 296     return basetexture_get_lod((IWineD3DBaseTextureImpl *)iface);
 297 }
 298
 299 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLevelCount(IWineD3DCubeTexture *iface)
 300 {
 301     return basetexture_get_level_count((IWineD3DBaseTextureImpl *)iface);
 302 }
 303
 304 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetAutoGenFilterType(IWineD3DCubeTexture *iface,
 305         WINED3DTEXTUREFILTERTYPE FilterType)
 306 {
 307   return basetexture_set_autogen_filter_type((IWineD3DBaseTextureImpl *)iface, FilterType);
 308 }
 309
 310 static WINED3DTEXTUREFILTERTYPE WINAPI IWineD3DCubeTextureImpl_GetAutoGenFilterType(IWineD3DCubeTexture *iface)
 311 {
 312   return basetexture_get_autogen_filter_type((IWineD3DBaseTextureImpl *)iface);
 313 }
 314
 315 static void WINAPI IWineD3DCubeTextureImpl_GenerateMipSubLevels(IWineD3DCubeTexture *iface)
 316 {
 317     basetexture_generate_mipmaps((IWineD3DBaseTextureImpl *)iface);
 318 }
 319
 320 static BOOL WINAPI IWineD3DCubeTextureImpl_IsCondNP2(IWineD3DCubeTexture *iface)
 321 {
 322     TRACE("iface %p.\n", iface);
 323
 324     return FALSE;
 325 }
 326
 327 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetLevelDesc(IWineD3DCubeTexture *iface,
 328         UINT sub_resource_idx, WINED3DSURFACE_DESC *desc)
 329 {
 330     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 331     struct wined3d_resource *sub_resource;
 332
 333     TRACE("iface %p, sub_resource_idx %u, desc %p.\n", iface, sub_resource_idx, desc);
 334
 335     if (!(sub_resource = basetexture_get_sub_resource(texture, sub_resource_idx)))
 336     {
 337         WARN("Failed to get sub-resource.\n");
 338         return WINED3DERR_INVALIDCALL;
 339     }
 340
 341     IWineD3DSurface_GetDesc((IWineD3DSurface *)surface_from_resource(sub_resource), desc);
 342
 343     return WINED3D_OK;
 344 }
 345
 346 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetCubeMapSurface(IWineD3DCubeTexture *iface,
 347         UINT sub_resource_idx, IWineD3DSurface **surface)
 348 {
 349     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 350     struct wined3d_resource *sub_resource;
 351
 352     TRACE("iface %p, sub_resource_idx %u, surface %p.\n",
 353             iface, sub_resource_idx, surface);
 354
 355     if (!(sub_resource = basetexture_get_sub_resource(texture, sub_resource_idx)))
 356     {
 357         WARN("Failed to get sub-resource.\n");
 358         return WINED3DERR_INVALIDCALL;
 359     }
 360
 361     *surface = (IWineD3DSurface *)surface_from_resource(sub_resource);
 362     IWineD3DSurface_AddRef(*surface);
 363
 364     TRACE("Returning surface %p.\n", *surface);
 365
 366     return WINED3D_OK;
 367 }
 368
 369 static HRESULT WINAPI IWineD3DCubeTextureImpl_Map(IWineD3DCubeTexture *iface,
 370         UINT sub_resource_idx, WINED3DLOCKED_RECT *locked_rect, const RECT *rect, DWORD flags)
 371 {
 372     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 373     struct wined3d_resource *sub_resource;
 374
 375     TRACE("iface %p, sub_resource_idx %u, locked_rect %p, rect %s, flags %#x.\n",
 376             iface, sub_resource_idx, locked_rect, wine_dbgstr_rect(rect), flags);
 377
 378     if (!(sub_resource = basetexture_get_sub_resource(texture, sub_resource_idx)))
 379     {
 380         WARN("Failed to get sub-resource.\n");
 381         return WINED3DERR_INVALIDCALL;
 382     }
 383
 384     return IWineD3DSurface_Map((IWineD3DSurface *)surface_from_resource(sub_resource),
 385             locked_rect, rect, flags);
 386 }
 387
 388 static HRESULT WINAPI IWineD3DCubeTextureImpl_Unmap(IWineD3DCubeTexture *iface,
 389         UINT sub_resource_idx)
 390 {
 391     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 392     struct wined3d_resource *sub_resource;
 393
 394     TRACE("iface %p, sub_resource_idx %u.\n",
 395             iface, sub_resource_idx);
 396
 397     if (!(sub_resource = basetexture_get_sub_resource(texture, sub_resource_idx)))
 398     {
 399         WARN("Failed to get sub-resource.\n");
 400         return WINED3DERR_INVALIDCALL;
 401     }
 402
 403     return IWineD3DSurface_Unmap((IWineD3DSurface *)surface_from_resource(sub_resource));
 404 }
 405
 406 static HRESULT WINAPI IWineD3DCubeTextureImpl_AddDirtyRect(IWineD3DCubeTexture *iface,
 407         WINED3DCUBEMAP_FACES face, const RECT *dirty_rect)
 408 {
 409     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 410     UINT sub_resource_idx = face * texture->baseTexture.level_count;
 411     struct wined3d_resource *sub_resource;
 412
 413     TRACE("iface %p, face %u, dirty_rect %s.\n",
 414             iface, face, wine_dbgstr_rect(dirty_rect));
 415
 416     if (!(sub_resource = basetexture_get_sub_resource(texture, sub_resource_idx)))
 417     {
 418         WARN("Failed to get sub-resource.\n");
 419         return WINED3DERR_INVALIDCALL;
 420     }
 421
 422     basetexture_set_dirty(texture, TRUE);
 423     surface_add_dirty_rect(surface_from_resource(sub_resource), dirty_rect);
 424
 425     return WINED3D_OK;
 426 }
 427
 428 static const IWineD3DCubeTextureVtbl IWineD3DCubeTexture_Vtbl =
 429 {
 430     /* IUnknown */
 431     IWineD3DCubeTextureImpl_QueryInterface,
 432     IWineD3DCubeTextureImpl_AddRef,
 433     IWineD3DCubeTextureImpl_Release,
 434     /* IWineD3DResource */
 435     IWineD3DCubeTextureImpl_GetParent,
 436     IWineD3DCubeTextureImpl_SetPrivateData,
 437     IWineD3DCubeTextureImpl_GetPrivateData,
 438     IWineD3DCubeTextureImpl_FreePrivateData,
 439     IWineD3DCubeTextureImpl_SetPriority,
 440     IWineD3DCubeTextureImpl_GetPriority,
 441     IWineD3DCubeTextureImpl_PreLoad,
 442     IWineD3DCubeTextureImpl_GetType,
 443     /* IWineD3DBaseTexture */
 444     IWineD3DCubeTextureImpl_SetLOD,
 445     IWineD3DCubeTextureImpl_GetLOD,
 446     IWineD3DCubeTextureImpl_GetLevelCount,
 447     IWineD3DCubeTextureImpl_SetAutoGenFilterType,
 448     IWineD3DCubeTextureImpl_GetAutoGenFilterType,
 449     IWineD3DCubeTextureImpl_GenerateMipSubLevels,
 450     IWineD3DCubeTextureImpl_IsCondNP2,
 451     /* IWineD3DCubeTexture */
 452     IWineD3DCubeTextureImpl_GetLevelDesc,
 453     IWineD3DCubeTextureImpl_GetCubeMapSurface,
 454     IWineD3DCubeTextureImpl_Map,
 455     IWineD3DCubeTextureImpl_Unmap,
 456     IWineD3DCubeTextureImpl_AddDirtyRect
 457 };
 458
 459 HRESULT cubetexture_init(IWineD3DCubeTextureImpl *texture, UINT edge_length, UINT levels,
 460         IWineD3DDeviceImpl *device, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
 461         void *parent, const struct wined3d_parent_ops *parent_ops)
 462 {
 463     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 464     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 465     UINT pow2_edge_length;
 466     unsigned int i, j;
 467     UINT tmp_w;
 468     HRESULT hr;
 469
 470     /* TODO: It should only be possible to create textures for formats
 471      * that are reported as supported. */
 472     if (WINED3DFMT_UNKNOWN >= format_id)
 473     {
 474         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 475         return WINED3DERR_INVALIDCALL;
 476     }
 477
 478     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3DPOOL_SCRATCH)
 479     {
 480         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 481         return WINED3DERR_INVALIDCALL;
 482     }
 483
 484     /* Calculate levels for mip mapping */
 485     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 486     {
 487         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 488         {
 489             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 490             return WINED3DERR_INVALIDCALL;
 491         }
 492
 493         if (levels > 1)
 494         {
 495             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 496             return WINED3DERR_INVALIDCALL;
 497         }
 498
 499         levels = 1;
 500     }
 501     else if (!levels)
 502     {
 503         levels = wined3d_log2i(edge_length) + 1;
 504         TRACE("Calculated levels = %u.\n", levels);
 505     }
 506
 507     texture->lpVtbl = &IWineD3DCubeTexture_Vtbl;
 508
 509     hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, &cubetexture_ops,
 510             6, levels, WINED3DRTYPE_CUBETEXTURE, device, usage, format, pool,
 511             parent, parent_ops, &cubetexture_resource_ops);
 512     if (FAILED(hr))
 513     {
 514         WARN("Failed to initialize basetexture, returning %#x\n", hr);
 515         return hr;
 516     }
 517
 518     /* Find the nearest pow2 match. */
 519     pow2_edge_length = 1;
 520     while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
 521
 522     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
 523     {
 524         /* Precalculated scaling for 'faked' non power of two texture coords. */
 525         texture->baseTexture.pow2Matrix[0] = 1.0f;
 526         texture->baseTexture.pow2Matrix[5] = 1.0f;
 527         texture->baseTexture.pow2Matrix[10] = 1.0f;
 528         texture->baseTexture.pow2Matrix[15] = 1.0f;
 529     }
 530     else
 531     {
 532         /* Precalculated scaling for 'faked' non power of two texture coords. */
 533         texture->baseTexture.pow2Matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
 534         texture->baseTexture.pow2Matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
 535         texture->baseTexture.pow2Matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
 536         texture->baseTexture.pow2Matrix[15] = 1.0f;
 537         texture->baseTexture.pow2Matrix_identity = FALSE;
 538     }
 539     texture->baseTexture.target = GL_TEXTURE_CUBE_MAP_ARB;
 540
 541     /* Generate all the surfaces. */
 542     tmp_w = edge_length;
 543     for (i = 0; i < texture->baseTexture.level_count; ++i)
 544     {
 545         /* Create the 6 faces. */
 546         for (j = 0; j < 6; ++j)
 547         {
 548             static const GLenum cube_targets[6] =
 549             {
 550                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 551                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 552                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 553                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 554                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 555                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 556             };
 557             UINT idx = j * texture->baseTexture.level_count + i;
 558             IWineD3DSurface *surface;
 559
 560             hr = IWineD3DDeviceParent_CreateSurface(device->device_parent, parent, tmp_w, tmp_w,
 561                     format_id, usage, pool, i /* Level */, j, &surface);
 562             if (FAILED(hr))
 563             {
 564                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 565                 cubetexture_cleanup(texture);
 566                 return hr;
 567             }
 568
 569             surface_set_container((IWineD3DSurfaceImpl *)surface, WINED3D_CONTAINER_TEXTURE, (IWineD3DBase *)texture);
 570             surface_set_texture_target((IWineD3DSurfaceImpl *)surface, cube_targets[j]);
 571             texture->baseTexture.sub_resources[idx] = &((IWineD3DSurfaceImpl *)surface)->resource;
 572             TRACE("Created surface level %u @ %p.\n", i, surface);
 573         }
 574         tmp_w = max(1, tmp_w >> 1);
 575     }
 576
 577     return WINED3D_OK;
 578 }