git.oblomov.eu Git - wine/blob - 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 /* Do not call while under the GL lock. */
  31 static void cubetexture_internal_preload(IWineD3DBaseTexture *iface, enum WINED3DSRGB srgb)
  32 {
  33     /* Override the IWineD3DResource Preload method. */
  34     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
  35     UINT sub_count = This->baseTexture.level_count * This->baseTexture.layer_count;
  36     IWineD3DDeviceImpl *device = This->resource.device;
  37     struct wined3d_context *context = NULL;
  38     BOOL srgb_mode;
  39     BOOL *dirty;
  40     UINT i;
  41
  42     switch (srgb)
  43     {
  44         case SRGB_RGB:
  45             srgb_mode = FALSE;
  46             break;
  47
  48         case SRGB_BOTH:
  49             cubetexture_internal_preload(iface, SRGB_RGB);
  50             /* Fallthrough */
  51
  52         case SRGB_SRGB:
  53             srgb_mode = TRUE;
  54             break;
  55
  56         default:
  57             srgb_mode = This->baseTexture.is_srgb;
  58             break;
  59     }
  60     dirty = srgb_mode ? &This->baseTexture.texture_srgb.dirty : &This->baseTexture.texture_rgb.dirty;
  61
  62     TRACE("(%p) : About to load texture: dirtified(%u).\n", This, *dirty);
  63
  64     /* We only have to activate a context for gl when we're not drawing.
  65      * In most cases PreLoad will be called during draw and a context was
  66      * activated at the beginning of drawPrimitive. */
  67     if (!device->isInDraw)
  68     {
  69         /* No danger of recursive calls, context_acquire() sets isInDraw to true
  70          * when loading offscreen render targets into their texture. */
  71         context = context_acquire(device, NULL);
  72     }
  73
  74     if (This->resource.format->id == WINED3DFMT_P8_UINT
  75             || This->resource.format->id == WINED3DFMT_P8_UINT_A8_UNORM)
  76     {
  77         for (i = 0; i < sub_count; ++i)
  78         {
  79             IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
  80
  81             if (palette9_changed(surface))
  82             {
  83                 TRACE("Reloading surface %p because the d3d8/9 palette was changed.\n", surface);
  84                 /* TODO: This is not necessarily needed with hw palettized texture support. */
  85                 surface_load_location(surface, SFLAG_INSYSMEM, NULL);
  86                 /* Make sure the texture is reloaded because of the palette change,
  87                  * this kills performance though :( */
  88                 surface_modify_location(surface, SFLAG_INTEXTURE, FALSE);
  89             }
  90         }
  91     }
  92
  93     /* If the texture is marked dirty or the srgb sampler setting has changed
  94      * since the last load then reload the surfaces. */
  95     if (*dirty)
  96     {
  97         for (i = 0; i < sub_count; ++i)
  98         {
  99             IWineD3DSurface_LoadTexture((IWineD3DSurface *)This->baseTexture.sub_resources[i], srgb_mode);
 100         }
 101     }
 102     else
 103     {
 104         TRACE("(%p) Texture not dirty, nothing to do.\n" , iface);
 105     }
 106
 107     /* No longer dirty. */
 108     *dirty = FALSE;
 109
 110     if (context) context_release(context);
 111 }
 112
 113 static void cubetexture_cleanup(IWineD3DCubeTextureImpl *This)
 114 {
 115     UINT sub_count = This->baseTexture.level_count * This->baseTexture.layer_count;
 116     UINT i;
 117
 118     TRACE("(%p) : Cleaning up.\n", This);
 119
 120     for (i = 0; i < sub_count; ++i)
 121     {
 122         IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 123
 124         if (surface)
 125         {
 126             /* Clean out the texture name we gave to the surface so that the
 127              * surface doesn't try and release it. */
 128             surface_set_texture_name(surface, 0, TRUE);
 129             surface_set_texture_name(surface, 0, FALSE);
 130             surface_set_texture_target(surface, 0);
 131             surface_set_container(surface, WINED3D_CONTAINER_NONE, NULL);
 132             IWineD3DSurface_Release((IWineD3DSurface *)surface);
 133         }
 134     }
 135     basetexture_cleanup((IWineD3DBaseTextureImpl *)This);
 136 }
 137
 138 /* *******************************************
 139    IWineD3DCubeTexture IUnknown parts follow
 140    ******************************************* */
 141
 142 static HRESULT WINAPI IWineD3DCubeTextureImpl_QueryInterface(IWineD3DCubeTexture *iface, REFIID riid, LPVOID *ppobj)
 143 {
 144     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 145     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
 146     if (IsEqualGUID(riid, &IID_IUnknown)
 147         || IsEqualGUID(riid, &IID_IWineD3DBase)
 148         || IsEqualGUID(riid, &IID_IWineD3DResource)
 149         || IsEqualGUID(riid, &IID_IWineD3DBaseTexture)
 150         || IsEqualGUID(riid, &IID_IWineD3DCubeTexture)) {
 151         IUnknown_AddRef(iface);
 152         *ppobj = This;
 153         return S_OK;
 154     }
 155     *ppobj = NULL;
 156     return E_NOINTERFACE;
 157 }
 158
 159 static ULONG WINAPI IWineD3DCubeTextureImpl_AddRef(IWineD3DCubeTexture *iface) {
 160     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 161     TRACE("(%p) : AddRef increasing from %d\n", This, This->resource.ref);
 162     return InterlockedIncrement(&This->resource.ref);
 163 }
 164
 165 /* Do not call while under the GL lock. */
 166 static ULONG WINAPI IWineD3DCubeTextureImpl_Release(IWineD3DCubeTexture *iface) {
 167     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 168     ULONG ref;
 169     TRACE("(%p) : Releasing from %d\n", This, This->resource.ref);
 170     ref = InterlockedDecrement(&This->resource.ref);
 171     if (!ref)
 172     {
 173         cubetexture_cleanup(This);
 174         This->resource.parent_ops->wined3d_object_destroyed(This->resource.parent);
 175         HeapFree(GetProcessHeap(), 0, This);
 176     }
 177     return ref;
 178 }
 179
 180 /* ****************************************************
 181    IWineD3DCubeTexture IWineD3DResource parts follow
 182    **************************************************** */
 183 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetPrivateData(IWineD3DCubeTexture *iface,
 184         REFGUID riid, const void *data, DWORD data_size, DWORD flags)
 185 {
 186     return resource_set_private_data((IWineD3DResource *)iface, riid, data, data_size, flags);
 187 }
 188
 189 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetPrivateData(IWineD3DCubeTexture *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
 190     return resource_get_private_data((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
 191 }
 192
 193 static HRESULT WINAPI IWineD3DCubeTextureImpl_FreePrivateData(IWineD3DCubeTexture *iface, REFGUID refguid) {
 194     return resource_free_private_data((IWineD3DResource *)iface, refguid);
 195 }
 196
 197 static DWORD WINAPI IWineD3DCubeTextureImpl_SetPriority(IWineD3DCubeTexture *iface, DWORD PriorityNew) {
 198     return resource_set_priority((IWineD3DResource *)iface, PriorityNew);
 199 }
 200
 201 static DWORD WINAPI IWineD3DCubeTextureImpl_GetPriority(IWineD3DCubeTexture *iface) {
 202     return resource_get_priority((IWineD3DResource *)iface);
 203 }
 204
 205 /* Do not call while under the GL lock. */
 206 static void WINAPI IWineD3DCubeTextureImpl_PreLoad(IWineD3DCubeTexture *iface) {
 207     cubetexture_internal_preload((IWineD3DBaseTexture *) iface, SRGB_ANY);
 208 }
 209
 210 /* Do not call while under the GL lock. */
 211 static void WINAPI IWineD3DCubeTextureImpl_UnLoad(IWineD3DCubeTexture *iface)
 212 {
 213     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 214     UINT sub_count = This->baseTexture.level_count * This->baseTexture.layer_count;
 215     UINT i;
 216
 217     TRACE("iface %p.\n", iface);
 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 < sub_count; ++i)
 224     {
 225         IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 226
 227         IWineD3DSurface_UnLoad((IWineD3DSurface *)surface);
 228         surface_set_texture_name(surface, 0, TRUE);
 229         surface_set_texture_name(surface, 0, FALSE);
 230     }
 231
 232     basetexture_unload((IWineD3DBaseTextureImpl *)This);
 233 }
 234
 235 static WINED3DRESOURCETYPE WINAPI IWineD3DCubeTextureImpl_GetType(IWineD3DCubeTexture *iface) {
 236     return resource_get_type((IWineD3DResource *)iface);
 237 }
 238
 239 static void * WINAPI IWineD3DCubeTextureImpl_GetParent(IWineD3DCubeTexture *iface)
 240 {
 241     TRACE("iface %p.\n", iface);
 242
 243     return ((IWineD3DCubeTextureImpl *)iface)->resource.parent;
 244 }
 245
 246 /* ******************************************************
 247    IWineD3DCubeTexture IWineD3DBaseTexture parts follow
 248    ****************************************************** */
 249 static DWORD WINAPI IWineD3DCubeTextureImpl_SetLOD(IWineD3DCubeTexture *iface, DWORD LODNew) {
 250     return basetexture_set_lod((IWineD3DBaseTexture *)iface, LODNew);
 251 }
 252
 253 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLOD(IWineD3DCubeTexture *iface) {
 254     return basetexture_get_lod((IWineD3DBaseTexture *)iface);
 255 }
 256
 257 static DWORD WINAPI IWineD3DCubeTextureImpl_GetLevelCount(IWineD3DCubeTexture *iface)
 258 {
 259     return basetexture_get_level_count((IWineD3DBaseTextureImpl *)iface);
 260 }
 261
 262 static HRESULT WINAPI IWineD3DCubeTextureImpl_SetAutoGenFilterType(IWineD3DCubeTexture *iface, WINED3DTEXTUREFILTERTYPE FilterType) {
 263   return basetexture_set_autogen_filter_type((IWineD3DBaseTexture *)iface, FilterType);
 264 }
 265
 266 static WINED3DTEXTUREFILTERTYPE WINAPI IWineD3DCubeTextureImpl_GetAutoGenFilterType(IWineD3DCubeTexture *iface) {
 267   return basetexture_get_autogen_filter_type((IWineD3DBaseTexture *)iface);
 268 }
 269
 270 static void WINAPI IWineD3DCubeTextureImpl_GenerateMipSubLevels(IWineD3DCubeTexture *iface) {
 271     basetexture_generate_mipmaps((IWineD3DBaseTexture *)iface);
 272 }
 273
 274 /* Context activation is done by the caller. */
 275 static HRESULT WINAPI IWineD3DCubeTextureImpl_BindTexture(IWineD3DCubeTexture *iface, BOOL srgb) {
 276     IWineD3DCubeTextureImpl *This = (IWineD3DCubeTextureImpl *)iface;
 277     BOOL set_gl_texture_desc;
 278     HRESULT hr;
 279
 280     TRACE("(%p) : relay to BaseTexture\n", This);
 281
 282     hr = basetexture_bind((IWineD3DBaseTexture *)iface, srgb, &set_gl_texture_desc);
 283     if (set_gl_texture_desc && SUCCEEDED(hr))
 284     {
 285         UINT sub_count = This->baseTexture.level_count * This->baseTexture.layer_count;
 286         UINT i;
 287
 288         for (i = 0; i < sub_count; ++i)
 289         {
 290             IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 291
 292             if (This->baseTexture.is_srgb)
 293                 surface_set_texture_name(surface, This->baseTexture.texture_srgb.name, TRUE);
 294             else
 295                 surface_set_texture_name(surface, This->baseTexture.texture_rgb.name, FALSE);
 296         }
 297     }
 298
 299     return hr;
 300 }
 301
 302 static BOOL WINAPI IWineD3DCubeTextureImpl_IsCondNP2(IWineD3DCubeTexture *iface)
 303 {
 304     TRACE("iface %p.\n", iface);
 305
 306     return FALSE;
 307 }
 308
 309 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetLevelDesc(IWineD3DCubeTexture *iface,
 310         UINT sub_resource_idx, WINED3DSURFACE_DESC *desc)
 311 {
 312     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 313     IWineD3DSurface *surface;
 314
 315     TRACE("iface %p, sub_resource_idx %u, desc %p.\n", iface, sub_resource_idx, desc);
 316
 317     if (!(surface = (IWineD3DSurface *)basetexture_get_sub_resource(texture, sub_resource_idx)))
 318     {
 319         WARN("Failed to get sub-resource.\n");
 320         return WINED3DERR_INVALIDCALL;
 321     }
 322
 323     IWineD3DSurface_GetDesc(surface, desc);
 324
 325     return WINED3D_OK;
 326 }
 327
 328 static HRESULT WINAPI IWineD3DCubeTextureImpl_GetCubeMapSurface(IWineD3DCubeTexture *iface,
 329         UINT sub_resource_idx, IWineD3DSurface **surface)
 330 {
 331     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 332     IWineD3DSurface *s;
 333
 334     TRACE("iface %p, sub_resource_idx %u, surface %p.\n",
 335             iface, sub_resource_idx, surface);
 336
 337     if (!(s = (IWineD3DSurface *)basetexture_get_sub_resource(texture, sub_resource_idx)))
 338     {
 339         WARN("Failed to get sub-resource.\n");
 340         return WINED3DERR_INVALIDCALL;
 341     }
 342
 343     IWineD3DSurface_AddRef(s);
 344     *surface = s;
 345
 346     TRACE("Returning surface %p.\n", *surface);
 347
 348     return WINED3D_OK;
 349 }
 350
 351 static HRESULT WINAPI IWineD3DCubeTextureImpl_Map(IWineD3DCubeTexture *iface,
 352         UINT sub_resource_idx, WINED3DLOCKED_RECT *locked_rect, const RECT *rect, DWORD flags)
 353 {
 354     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 355     IWineD3DSurface *surface;
 356
 357     TRACE("iface %p, sub_resource_idx %u, locked_rect %p, rect %s, flags %#x.\n",
 358             iface, sub_resource_idx, locked_rect, wine_dbgstr_rect(rect), flags);
 359
 360     if (!(surface = (IWineD3DSurface *)basetexture_get_sub_resource(texture, sub_resource_idx)))
 361     {
 362         WARN("Failed to get sub-resource.\n");
 363         return WINED3DERR_INVALIDCALL;
 364     }
 365
 366     return IWineD3DSurface_Map(surface, locked_rect, rect, flags);
 367 }
 368
 369 static HRESULT WINAPI IWineD3DCubeTextureImpl_Unmap(IWineD3DCubeTexture *iface,
 370         UINT sub_resource_idx)
 371 {
 372     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 373     IWineD3DSurface *surface;
 374
 375     TRACE("iface %p, sub_resource_idx %u.\n",
 376             iface, sub_resource_idx);
 377
 378     if (!(surface = (IWineD3DSurface *)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_Unmap(surface);
 385 }
 386
 387 static HRESULT WINAPI IWineD3DCubeTextureImpl_AddDirtyRect(IWineD3DCubeTexture *iface,
 388         WINED3DCUBEMAP_FACES face, const RECT *dirty_rect)
 389 {
 390     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 391     UINT sub_resource_idx = face * texture->baseTexture.level_count;
 392     IWineD3DSurfaceImpl *surface;
 393
 394     TRACE("iface %p, face %u, dirty_rect %s.\n",
 395             iface, face, wine_dbgstr_rect(dirty_rect));
 396
 397     if (!(surface = (IWineD3DSurfaceImpl *)basetexture_get_sub_resource(texture, sub_resource_idx)))
 398     {
 399         WARN("Failed to get sub-resource.\n");
 400         return WINED3DERR_INVALIDCALL;
 401     }
 402
 403     texture->baseTexture.texture_rgb.dirty = TRUE;
 404     texture->baseTexture.texture_srgb.dirty = TRUE;
 405     surface_add_dirty_rect(surface, dirty_rect);
 406
 407     return WINED3D_OK;
 408 }
 409
 410 static const IWineD3DCubeTextureVtbl IWineD3DCubeTexture_Vtbl =
 411 {
 412     /* IUnknown */
 413     IWineD3DCubeTextureImpl_QueryInterface,
 414     IWineD3DCubeTextureImpl_AddRef,
 415     IWineD3DCubeTextureImpl_Release,
 416     /* IWineD3DResource */
 417     IWineD3DCubeTextureImpl_GetParent,
 418     IWineD3DCubeTextureImpl_SetPrivateData,
 419     IWineD3DCubeTextureImpl_GetPrivateData,
 420     IWineD3DCubeTextureImpl_FreePrivateData,
 421     IWineD3DCubeTextureImpl_SetPriority,
 422     IWineD3DCubeTextureImpl_GetPriority,
 423     IWineD3DCubeTextureImpl_PreLoad,
 424     IWineD3DCubeTextureImpl_UnLoad,
 425     IWineD3DCubeTextureImpl_GetType,
 426     /* IWineD3DBaseTexture */
 427     IWineD3DCubeTextureImpl_SetLOD,
 428     IWineD3DCubeTextureImpl_GetLOD,
 429     IWineD3DCubeTextureImpl_GetLevelCount,
 430     IWineD3DCubeTextureImpl_SetAutoGenFilterType,
 431     IWineD3DCubeTextureImpl_GetAutoGenFilterType,
 432     IWineD3DCubeTextureImpl_GenerateMipSubLevels,
 433     IWineD3DCubeTextureImpl_BindTexture,
 434     IWineD3DCubeTextureImpl_IsCondNP2,
 435     /* IWineD3DCubeTexture */
 436     IWineD3DCubeTextureImpl_GetLevelDesc,
 437     IWineD3DCubeTextureImpl_GetCubeMapSurface,
 438     IWineD3DCubeTextureImpl_Map,
 439     IWineD3DCubeTextureImpl_Unmap,
 440     IWineD3DCubeTextureImpl_AddDirtyRect
 441 };
 442
 443 HRESULT cubetexture_init(IWineD3DCubeTextureImpl *texture, UINT edge_length, UINT levels,
 444         IWineD3DDeviceImpl *device, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
 445         void *parent, const struct wined3d_parent_ops *parent_ops)
 446 {
 447     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 448     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 449     UINT pow2_edge_length;
 450     unsigned int i, j;
 451     UINT tmp_w;
 452     HRESULT hr;
 453
 454     /* TODO: It should only be possible to create textures for formats
 455      * that are reported as supported. */
 456     if (WINED3DFMT_UNKNOWN >= format_id)
 457     {
 458         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 459         return WINED3DERR_INVALIDCALL;
 460     }
 461
 462     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3DPOOL_SCRATCH)
 463     {
 464         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 465         return WINED3DERR_INVALIDCALL;
 466     }
 467
 468     /* Calculate levels for mip mapping */
 469     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 470     {
 471         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 472         {
 473             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 474             return WINED3DERR_INVALIDCALL;
 475         }
 476
 477         if (levels > 1)
 478         {
 479             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 480             return WINED3DERR_INVALIDCALL;
 481         }
 482
 483         levels = 1;
 484     }
 485     else if (!levels)
 486     {
 487         levels = wined3d_log2i(edge_length) + 1;
 488         TRACE("Calculated levels = %u.\n", levels);
 489     }
 490
 491     texture->lpVtbl = &IWineD3DCubeTexture_Vtbl;
 492
 493     hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, 6, levels,
 494             WINED3DRTYPE_CUBETEXTURE, device, usage, format, pool, parent, parent_ops);
 495     if (FAILED(hr))
 496     {
 497         WARN("Failed to initialize basetexture, returning %#x\n", hr);
 498         return hr;
 499     }
 500
 501     /* Find the nearest pow2 match. */
 502     pow2_edge_length = 1;
 503     while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
 504
 505     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
 506     {
 507         /* Precalculated scaling for 'faked' non power of two texture coords. */
 508         texture->baseTexture.pow2Matrix[0] = 1.0f;
 509         texture->baseTexture.pow2Matrix[5] = 1.0f;
 510         texture->baseTexture.pow2Matrix[10] = 1.0f;
 511         texture->baseTexture.pow2Matrix[15] = 1.0f;
 512     }
 513     else
 514     {
 515         /* Precalculated scaling for 'faked' non power of two texture coords. */
 516         texture->baseTexture.pow2Matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
 517         texture->baseTexture.pow2Matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
 518         texture->baseTexture.pow2Matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
 519         texture->baseTexture.pow2Matrix[15] = 1.0f;
 520         texture->baseTexture.pow2Matrix_identity = FALSE;
 521     }
 522     texture->baseTexture.target = GL_TEXTURE_CUBE_MAP_ARB;
 523
 524     /* Generate all the surfaces. */
 525     tmp_w = edge_length;
 526     for (i = 0; i < texture->baseTexture.level_count; ++i)
 527     {
 528         /* Create the 6 faces. */
 529         for (j = 0; j < 6; ++j)
 530         {
 531             static const GLenum cube_targets[6] =
 532             {
 533                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 534                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 535                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 536                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 537                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 538                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 539             };
 540             UINT idx = j * texture->baseTexture.level_count + i;
 541             IWineD3DSurface *surface;
 542
 543             hr = IWineD3DDeviceParent_CreateSurface(device->device_parent, parent, tmp_w, tmp_w,
 544                     format_id, usage, pool, i /* Level */, j, &surface);
 545             if (FAILED(hr))
 546             {
 547                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 548                 cubetexture_cleanup(texture);
 549                 return hr;
 550             }
 551
 552             surface_set_container((IWineD3DSurfaceImpl *)surface, WINED3D_CONTAINER_TEXTURE, (IWineD3DBase *)texture);
 553             surface_set_texture_target((IWineD3DSurfaceImpl *)surface, cube_targets[j]);
 554             texture->baseTexture.sub_resources[idx] = (IWineD3DResourceImpl *)surface;
 555             TRACE("Created surface level %u @ %p.\n", i, surface);
 556         }
 557         tmp_w = max(1, tmp_w >> 1);
 558     }
 559     texture->baseTexture.internal_preload = cubetexture_internal_preload;
 560
 561     return WINED3D_OK;
 562 }