dlls/wined3d/texture.c

   1 /*
   2  * IWineD3DTexture 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 /* Do not call while under the GL lock. */
  31 static void texture_internal_preload(IWineD3DBaseTexture *iface, enum WINED3DSRGB srgb)
  32 {
  33     /* Override the IWineD3DResource PreLoad method. */
  34     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
  35     IWineD3DDeviceImpl *device = This->resource.device;
  36     struct wined3d_context *context = NULL;
  37     unsigned int i;
  38     BOOL srgb_mode;
  39     BOOL *dirty;
  40
  41     TRACE("(%p) : About to load texture.\n", This);
  42
  43     switch (srgb)
  44     {
  45         case SRGB_RGB:
  46             srgb_mode = FALSE;
  47             break;
  48
  49         case SRGB_BOTH:
  50             texture_internal_preload(iface, SRGB_RGB);
  51             /* Fallthrough */
  52
  53         case SRGB_SRGB:
  54             srgb_mode = TRUE;
  55             break;
  56
  57         default:
  58             srgb_mode = This->baseTexture.is_srgb;
  59             break;
  60     }
  61     dirty = srgb_mode ? &This->baseTexture.texture_srgb.dirty : &This->baseTexture.texture_rgb.dirty;
  62
  63     if (!device->isInDraw)
  64     {
  65         /* context_acquire() sets isInDraw to TRUE when loading a pbuffer into a texture,
  66          * thus no danger of recursive calls. */
  67         context = context_acquire(device, NULL);
  68     }
  69
  70     if (This->resource.format->id == WINED3DFMT_P8_UINT
  71             || This->resource.format->id == WINED3DFMT_P8_UINT_A8_UNORM)
  72     {
  73         for (i = 0; i < This->baseTexture.level_count; ++i)
  74         {
  75             IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
  76             if (palette9_changed(surface))
  77             {
  78                 TRACE("Reloading surface because the d3d8/9 palette was changed.\n");
  79                 /* TODO: This is not necessarily needed with hw palettized texture support. */
  80                 surface_load_location(surface, SFLAG_INSYSMEM, NULL);
  81                 /* Make sure the texture is reloaded because of the palette change, this kills performance though :( */
  82                 surface_modify_location(surface, SFLAG_INTEXTURE, FALSE);
  83             }
  84         }
  85     }
  86
  87     /* If the texture is marked dirty or the srgb sampler setting has changed
  88      * since the last load then reload the surfaces. */
  89     if (*dirty)
  90     {
  91         for (i = 0; i < This->baseTexture.level_count; ++i)
  92         {
  93             IWineD3DSurface_LoadTexture((IWineD3DSurface *)This->baseTexture.sub_resources[i], srgb_mode);
  94         }
  95     }
  96     else
  97     {
  98         TRACE("(%p) Texture not dirty, nothing to do.\n", iface);
  99     }
 100
 101     if (context) context_release(context);
 102
 103     /* No longer dirty. */
 104     *dirty = FALSE;
 105 }
 106
 107 static void texture_cleanup(IWineD3DTextureImpl *This)
 108 {
 109     unsigned int i;
 110
 111     TRACE("(%p) : Cleaning up\n", This);
 112
 113     for (i = 0; i < This->baseTexture.level_count; ++i)
 114     {
 115         IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 116         if (surface)
 117         {
 118             /* Clean out the texture name we gave to the surface so that the
 119              * surface doesn't try and release it */
 120             surface_set_texture_name(surface, 0, TRUE);
 121             surface_set_texture_name(surface, 0, FALSE);
 122             surface_set_texture_target(surface, 0);
 123             surface_set_container(surface, WINED3D_CONTAINER_NONE, NULL);
 124             IWineD3DSurface_Release((IWineD3DSurface *)surface);
 125         }
 126     }
 127
 128     TRACE("(%p) : Cleaning up base texture\n", This);
 129     basetexture_cleanup((IWineD3DBaseTexture *)This);
 130 }
 131
 132 /* *******************************************
 133    IWineD3DTexture IUnknown parts follow
 134    ******************************************* */
 135
 136 static HRESULT WINAPI IWineD3DTextureImpl_QueryInterface(IWineD3DTexture *iface, REFIID riid, LPVOID *ppobj)
 137 {
 138     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 139     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
 140     if (IsEqualGUID(riid, &IID_IUnknown)
 141         || IsEqualGUID(riid, &IID_IWineD3DBase)
 142         || IsEqualGUID(riid, &IID_IWineD3DResource)
 143         || IsEqualGUID(riid, &IID_IWineD3DBaseTexture)
 144         || IsEqualGUID(riid, &IID_IWineD3DTexture)){
 145         IUnknown_AddRef(iface);
 146         *ppobj = This;
 147         return WINED3D_OK;
 148     }
 149     *ppobj = NULL;
 150     return E_NOINTERFACE;
 151 }
 152
 153 static ULONG WINAPI IWineD3DTextureImpl_AddRef(IWineD3DTexture *iface) {
 154     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 155     TRACE("(%p) : AddRef increasing from %d\n", This, This->resource.ref);
 156     return InterlockedIncrement(&This->resource.ref);
 157 }
 158
 159 /* Do not call while under the GL lock. */
 160 static ULONG WINAPI IWineD3DTextureImpl_Release(IWineD3DTexture *iface) {
 161     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 162     ULONG ref;
 163     TRACE("(%p) : Releasing from %d\n", This, This->resource.ref);
 164     ref = InterlockedDecrement(&This->resource.ref);
 165     if (!ref)
 166     {
 167         texture_cleanup(This);
 168         This->resource.parent_ops->wined3d_object_destroyed(This->resource.parent);
 169         HeapFree(GetProcessHeap(), 0, This);
 170     }
 171     return ref;
 172 }
 173
 174
 175 /* ****************************************************
 176    IWineD3DTexture IWineD3DResource parts follow
 177    **************************************************** */
 178 static HRESULT WINAPI IWineD3DTextureImpl_SetPrivateData(IWineD3DTexture *iface, REFGUID refguid, CONST void* pData, DWORD SizeOfData, DWORD Flags) {
 179     return resource_set_private_data((IWineD3DResource *)iface, refguid, pData, SizeOfData, Flags);
 180 }
 181
 182 static HRESULT WINAPI IWineD3DTextureImpl_GetPrivateData(IWineD3DTexture *iface, REFGUID refguid, void* pData, DWORD* pSizeOfData) {
 183     return resource_get_private_data((IWineD3DResource *)iface, refguid, pData, pSizeOfData);
 184 }
 185
 186 static HRESULT WINAPI IWineD3DTextureImpl_FreePrivateData(IWineD3DTexture *iface, REFGUID refguid) {
 187     return resource_free_private_data((IWineD3DResource *)iface, refguid);
 188 }
 189
 190 static DWORD WINAPI IWineD3DTextureImpl_SetPriority(IWineD3DTexture *iface, DWORD PriorityNew) {
 191     return resource_set_priority((IWineD3DResource *)iface, PriorityNew);
 192 }
 193
 194 static DWORD WINAPI IWineD3DTextureImpl_GetPriority(IWineD3DTexture *iface) {
 195     return resource_get_priority((IWineD3DResource *)iface);
 196 }
 197
 198 /* Do not call while under the GL lock. */
 199 static void WINAPI IWineD3DTextureImpl_PreLoad(IWineD3DTexture *iface) {
 200     texture_internal_preload((IWineD3DBaseTexture *) iface, SRGB_ANY);
 201 }
 202
 203 /* Do not call while under the GL lock. */
 204 static void WINAPI IWineD3DTextureImpl_UnLoad(IWineD3DTexture *iface) {
 205     unsigned int i;
 206     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 207     TRACE("(%p)\n", This);
 208
 209     /* Unload all the surfaces and reset the texture name. If UnLoad was called on the
 210      * surface before, this one will be a NOP and vice versa. Unloading an unloaded
 211      * surface is fine
 212      */
 213     for (i = 0; i < This->baseTexture.level_count; ++i)
 214     {
 215         IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 216         IWineD3DSurface_UnLoad((IWineD3DSurface *)surface);
 217         surface_set_texture_name(surface, 0, FALSE); /* Delete rgb name */
 218         surface_set_texture_name(surface, 0, TRUE); /* delete srgb name */
 219     }
 220
 221     basetexture_unload((IWineD3DBaseTexture *)iface);
 222 }
 223
 224 static WINED3DRESOURCETYPE WINAPI IWineD3DTextureImpl_GetType(IWineD3DTexture *iface) {
 225     return resource_get_type((IWineD3DResource *)iface);
 226 }
 227
 228 static void * WINAPI IWineD3DTextureImpl_GetParent(IWineD3DTexture *iface)
 229 {
 230     TRACE("iface %p.\n", iface);
 231
 232     return ((IWineD3DTextureImpl *)iface)->resource.parent;
 233 }
 234
 235 /* ******************************************************
 236    IWineD3DTexture IWineD3DBaseTexture parts follow
 237    ****************************************************** */
 238 static DWORD WINAPI IWineD3DTextureImpl_SetLOD(IWineD3DTexture *iface, DWORD LODNew) {
 239     return basetexture_set_lod((IWineD3DBaseTexture *)iface, LODNew);
 240 }
 241
 242 static DWORD WINAPI IWineD3DTextureImpl_GetLOD(IWineD3DTexture *iface) {
 243     return basetexture_get_lod((IWineD3DBaseTexture *)iface);
 244 }
 245
 246 static DWORD WINAPI IWineD3DTextureImpl_GetLevelCount(IWineD3DTexture *iface) {
 247     return basetexture_get_level_count((IWineD3DBaseTexture *)iface);
 248 }
 249
 250 static HRESULT WINAPI IWineD3DTextureImpl_SetAutoGenFilterType(IWineD3DTexture *iface, WINED3DTEXTUREFILTERTYPE FilterType) {
 251   return basetexture_set_autogen_filter_type((IWineD3DBaseTexture *)iface, FilterType);
 252 }
 253
 254 static WINED3DTEXTUREFILTERTYPE WINAPI IWineD3DTextureImpl_GetAutoGenFilterType(IWineD3DTexture *iface) {
 255   return basetexture_get_autogen_filter_type((IWineD3DBaseTexture *)iface);
 256 }
 257
 258 static void WINAPI IWineD3DTextureImpl_GenerateMipSubLevels(IWineD3DTexture *iface) {
 259     basetexture_generate_mipmaps((IWineD3DBaseTexture *)iface);
 260 }
 261
 262 /* Internal function, No d3d mapping */
 263 static BOOL WINAPI IWineD3DTextureImpl_SetDirty(IWineD3DTexture *iface, BOOL dirty) {
 264     return basetexture_set_dirty((IWineD3DBaseTexture *)iface, dirty);
 265 }
 266
 267 static BOOL WINAPI IWineD3DTextureImpl_GetDirty(IWineD3DTexture *iface) {
 268     return basetexture_get_dirty((IWineD3DBaseTexture *)iface);
 269 }
 270
 271 /* Context activation is done by the caller. */
 272 static HRESULT WINAPI IWineD3DTextureImpl_BindTexture(IWineD3DTexture *iface, BOOL srgb) {
 273     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 274     BOOL set_gl_texture_desc;
 275     HRESULT hr;
 276
 277     TRACE("(%p) : relay to BaseTexture\n", This);
 278
 279     hr = basetexture_bind((IWineD3DBaseTexture *)iface, srgb, &set_gl_texture_desc);
 280     if (set_gl_texture_desc && SUCCEEDED(hr)) {
 281         UINT i;
 282         struct gl_texture *gl_tex;
 283
 284         if(This->baseTexture.is_srgb) {
 285             gl_tex = &This->baseTexture.texture_srgb;
 286         } else {
 287             gl_tex = &This->baseTexture.texture_rgb;
 288         }
 289
 290         for (i = 0; i < This->baseTexture.level_count; ++i)
 291         {
 292             IWineD3DSurfaceImpl *surface = (IWineD3DSurfaceImpl *)This->baseTexture.sub_resources[i];
 293             surface_set_texture_name(surface, gl_tex->name, This->baseTexture.is_srgb);
 294         }
 295
 296         /* Conditinal non power of two textures use a different clamping
 297          * default. If we're using the GL_WINE_normalized_texrect partial
 298          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 299          * has the address mode set to repeat - something that prevents us
 300          * from hitting the accelerated codepath. Thus manually set the GL
 301          * state. The same applies to filtering. Even if the texture has only
 302          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 303          * fallback on macos. */
 304         if (IWineD3DBaseTexture_IsCondNP2(iface))
 305         {
 306             GLenum target = This->baseTexture.target;
 307
 308             ENTER_GL();
 309             glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 310             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)");
 311             glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 312             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)");
 313             glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 314             checkGLcall("glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST)");
 315             glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 316             checkGLcall("glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST)");
 317             LEAVE_GL();
 318             gl_tex->states[WINED3DTEXSTA_ADDRESSU]      = WINED3DTADDRESS_CLAMP;
 319             gl_tex->states[WINED3DTEXSTA_ADDRESSV]      = WINED3DTADDRESS_CLAMP;
 320             gl_tex->states[WINED3DTEXSTA_MAGFILTER]     = WINED3DTEXF_POINT;
 321             gl_tex->states[WINED3DTEXSTA_MINFILTER]     = WINED3DTEXF_POINT;
 322             gl_tex->states[WINED3DTEXSTA_MIPFILTER]     = WINED3DTEXF_NONE;
 323         }
 324     }
 325
 326     return hr;
 327 }
 328
 329 static BOOL WINAPI IWineD3DTextureImpl_IsCondNP2(IWineD3DTexture *iface) {
 330     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 331     TRACE("(%p)\n", This);
 332
 333     return This->cond_np2;
 334 }
 335
 336 /* *******************************************
 337    IWineD3DTexture IWineD3DTexture parts follow
 338    ******************************************* */
 339 static HRESULT WINAPI IWineD3DTextureImpl_GetLevelDesc(IWineD3DTexture *iface, UINT level, WINED3DSURFACE_DESC *desc)
 340 {
 341     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 342     IWineD3DSurface *surface;
 343
 344     TRACE("iface %p, level %u, desc %p.\n", iface, level, desc);
 345
 346     if (!(surface = (IWineD3DSurface *)basetexture_get_sub_resource(texture, 0, level)))
 347     {
 348         WARN("Failed to get sub-resource.\n");
 349         return WINED3DERR_INVALIDCALL;
 350     }
 351
 352     IWineD3DSurface_GetDesc(surface, desc);
 353
 354     return WINED3D_OK;
 355 }
 356
 357 static HRESULT WINAPI IWineD3DTextureImpl_GetSurfaceLevel(IWineD3DTexture *iface,
 358         UINT level, IWineD3DSurface **surface)
 359 {
 360     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 361     IWineD3DSurface *s;
 362
 363     TRACE("iface %p, level %u, surface %p.\n", iface, level, surface);
 364
 365     if (!(s = (IWineD3DSurface *)basetexture_get_sub_resource(texture, 0, level)))
 366     {
 367         WARN("Failed to get sub-resource.\n");
 368         return WINED3DERR_INVALIDCALL;
 369     }
 370
 371     IWineD3DSurface_AddRef(s);
 372     *surface = s;
 373
 374     TRACE("Returning surface %p.\n", *surface);
 375
 376     return WINED3D_OK;
 377 }
 378
 379 static HRESULT WINAPI IWineD3DTextureImpl_LockRect(IWineD3DTexture *iface,
 380         UINT level, WINED3DLOCKED_RECT *locked_rect, const RECT *rect, DWORD flags)
 381 {
 382     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 383     IWineD3DSurface *surface;
 384
 385     TRACE("iface %p, level %u, locked_rect %p, rect %s, flags %#x.\n",
 386             iface, level, locked_rect, wine_dbgstr_rect(rect), flags);
 387
 388     if (!(surface = (IWineD3DSurface *)basetexture_get_sub_resource(texture, 0, level)))
 389     {
 390         WARN("Failed to get sub-resource.\n");
 391         return WINED3DERR_INVALIDCALL;
 392     }
 393
 394     return IWineD3DSurface_LockRect(surface, locked_rect, rect, flags);
 395 }
 396
 397 static HRESULT WINAPI IWineD3DTextureImpl_UnlockRect(IWineD3DTexture *iface, UINT level)
 398 {
 399     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 400     IWineD3DSurface *surface;
 401
 402     TRACE("iface %p, level %u.\n", iface, level);
 403
 404     if (!(surface = (IWineD3DSurface *)basetexture_get_sub_resource(texture, 0, level)))
 405     {
 406         WARN("Failed to get sub-resource.\n");
 407         return WINED3DERR_INVALIDCALL;
 408     }
 409
 410     return IWineD3DSurface_UnlockRect(surface);
 411 }
 412
 413 static HRESULT WINAPI IWineD3DTextureImpl_AddDirtyRect(IWineD3DTexture *iface, const RECT *dirty_rect)
 414 {
 415     IWineD3DBaseTextureImpl *texture = (IWineD3DBaseTextureImpl *)iface;
 416     IWineD3DSurfaceImpl *surface;
 417
 418     TRACE("iface %p, dirty_rect %s.\n", iface, wine_dbgstr_rect(dirty_rect));
 419
 420     if (!(surface = (IWineD3DSurfaceImpl *)basetexture_get_sub_resource(texture, 0, 0)))
 421     {
 422         WARN("Failed to get sub-resource.\n");
 423         return WINED3DERR_INVALIDCALL;
 424     }
 425
 426     texture->baseTexture.texture_rgb.dirty = TRUE;
 427     texture->baseTexture.texture_srgb.dirty = TRUE;
 428     surface_add_dirty_rect(surface, dirty_rect);
 429
 430     return WINED3D_OK;
 431 }
 432
 433 static const IWineD3DTextureVtbl IWineD3DTexture_Vtbl =
 434 {
 435     /* IUnknown */
 436     IWineD3DTextureImpl_QueryInterface,
 437     IWineD3DTextureImpl_AddRef,
 438     IWineD3DTextureImpl_Release,
 439     /* IWineD3DResource */
 440     IWineD3DTextureImpl_GetParent,
 441     IWineD3DTextureImpl_SetPrivateData,
 442     IWineD3DTextureImpl_GetPrivateData,
 443     IWineD3DTextureImpl_FreePrivateData,
 444     IWineD3DTextureImpl_SetPriority,
 445     IWineD3DTextureImpl_GetPriority,
 446     IWineD3DTextureImpl_PreLoad,
 447     IWineD3DTextureImpl_UnLoad,
 448     IWineD3DTextureImpl_GetType,
 449     /* IWineD3DBaseTexture */
 450     IWineD3DTextureImpl_SetLOD,
 451     IWineD3DTextureImpl_GetLOD,
 452     IWineD3DTextureImpl_GetLevelCount,
 453     IWineD3DTextureImpl_SetAutoGenFilterType,
 454     IWineD3DTextureImpl_GetAutoGenFilterType,
 455     IWineD3DTextureImpl_GenerateMipSubLevels,
 456     IWineD3DTextureImpl_SetDirty,
 457     IWineD3DTextureImpl_GetDirty,
 458     IWineD3DTextureImpl_BindTexture,
 459     IWineD3DTextureImpl_IsCondNP2,
 460     /* IWineD3DTexture */
 461     IWineD3DTextureImpl_GetLevelDesc,
 462     IWineD3DTextureImpl_GetSurfaceLevel,
 463     IWineD3DTextureImpl_LockRect,
 464     IWineD3DTextureImpl_UnlockRect,
 465     IWineD3DTextureImpl_AddDirtyRect
 466 };
 467
 468 HRESULT texture_init(IWineD3DTextureImpl *texture, UINT width, UINT height, UINT levels,
 469         IWineD3DDeviceImpl *device, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
 470         void *parent, const struct wined3d_parent_ops *parent_ops)
 471 {
 472     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 473     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 474     UINT pow2_width, pow2_height;
 475     UINT tmp_w, tmp_h;
 476     unsigned int i;
 477     HRESULT hr;
 478
 479     /* TODO: It should only be possible to create textures for formats
 480      * that are reported as supported. */
 481     if (WINED3DFMT_UNKNOWN >= format_id)
 482     {
 483         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 484         return WINED3DERR_INVALIDCALL;
 485     }
 486
 487     /* Non-power2 support. */
 488     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 489     {
 490         pow2_width = width;
 491         pow2_height = height;
 492     }
 493     else
 494     {
 495         /* Find the nearest pow2 match. */
 496         pow2_width = pow2_height = 1;
 497         while (pow2_width < width) pow2_width <<= 1;
 498         while (pow2_height < height) pow2_height <<= 1;
 499
 500         if (pow2_width != width || pow2_height != height)
 501         {
 502             if (levels > 1)
 503             {
 504                 WARN("Attempted to create a mipmapped np2 texture without unconditional np2 support.\n");
 505                 return WINED3DERR_INVALIDCALL;
 506             }
 507             levels = 1;
 508         }
 509     }
 510
 511     /* Calculate levels for mip mapping. */
 512     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 513     {
 514         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 515         {
 516             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
 517             return WINED3DERR_INVALIDCALL;
 518         }
 519
 520         if (levels > 1)
 521         {
 522             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
 523             return WINED3DERR_INVALIDCALL;
 524         }
 525
 526         levels = 1;
 527     }
 528     else if (!levels)
 529     {
 530         levels = wined3d_log2i(max(width, height)) + 1;
 531         TRACE("Calculated levels = %u.\n", levels);
 532     }
 533
 534     texture->lpVtbl = &IWineD3DTexture_Vtbl;
 535
 536     hr = basetexture_init((IWineD3DBaseTextureImpl *)texture, 1, levels,
 537             WINED3DRTYPE_TEXTURE, device, 0, usage, format, pool, parent, parent_ops);
 538     if (FAILED(hr))
 539     {
 540         WARN("Failed to initialize basetexture, returning %#x.\n", hr);
 541         return hr;
 542     }
 543
 544     /* Precalculated scaling for 'faked' non power of two texture coords.
 545      * Second also don't use ARB_TEXTURE_RECTANGLE in case the surface format is P8 and EXT_PALETTED_TEXTURE
 546      * is used in combination with texture uploads (RTL_READTEX). The reason is that EXT_PALETTED_TEXTURE
 547      * doesn't work in combination with ARB_TEXTURE_RECTANGLE. */
 548     if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT] && (width != pow2_width || height != pow2_height))
 549     {
 550         texture->baseTexture.pow2Matrix[0] = 1.0f;
 551         texture->baseTexture.pow2Matrix[5] = 1.0f;
 552         texture->baseTexture.pow2Matrix[10] = 1.0f;
 553         texture->baseTexture.pow2Matrix[15] = 1.0f;
 554         texture->baseTexture.target = GL_TEXTURE_2D;
 555         texture->cond_np2 = TRUE;
 556         texture->baseTexture.minMipLookup = minMipLookup_noFilter;
 557     }
 558     else if (gl_info->supported[ARB_TEXTURE_RECTANGLE] && (width != pow2_width || height != pow2_height)
 559             && !(format->id == WINED3DFMT_P8_UINT && gl_info->supported[EXT_PALETTED_TEXTURE]
 560             && wined3d_settings.rendertargetlock_mode == RTL_READTEX))
 561     {
 562         if ((width != 1) || (height != 1)) texture->baseTexture.pow2Matrix_identity = FALSE;
 563
 564         texture->baseTexture.pow2Matrix[0] = (float)width;
 565         texture->baseTexture.pow2Matrix[5] = (float)height;
 566         texture->baseTexture.pow2Matrix[10] = 1.0f;
 567         texture->baseTexture.pow2Matrix[15] = 1.0f;
 568         texture->baseTexture.target = GL_TEXTURE_RECTANGLE_ARB;
 569         texture->cond_np2 = TRUE;
 570
 571         if(texture->resource.format->Flags & WINED3DFMT_FLAG_FILTERING)
 572         {
 573             texture->baseTexture.minMipLookup = minMipLookup_noMip;
 574         }
 575         else
 576         {
 577             texture->baseTexture.minMipLookup = minMipLookup_noFilter;
 578         }
 579     }
 580     else
 581     {
 582         if ((width != pow2_width) || (height != pow2_height))
 583         {
 584             texture->baseTexture.pow2Matrix_identity = FALSE;
 585             texture->baseTexture.pow2Matrix[0] = (((float)width) / ((float)pow2_width));
 586             texture->baseTexture.pow2Matrix[5] = (((float)height) / ((float)pow2_height));
 587         }
 588         else
 589         {
 590             texture->baseTexture.pow2Matrix[0] = 1.0f;
 591             texture->baseTexture.pow2Matrix[5] = 1.0f;
 592         }
 593
 594         texture->baseTexture.pow2Matrix[10] = 1.0f;
 595         texture->baseTexture.pow2Matrix[15] = 1.0f;
 596         texture->baseTexture.target = GL_TEXTURE_2D;
 597         texture->cond_np2 = FALSE;
 598     }
 599     TRACE("xf(%f) yf(%f)\n", texture->baseTexture.pow2Matrix[0], texture->baseTexture.pow2Matrix[5]);
 600
 601     /* Generate all the surfaces. */
 602     tmp_w = width;
 603     tmp_h = height;
 604     for (i = 0; i < texture->baseTexture.level_count; ++i)
 605     {
 606         IWineD3DSurface *surface;
 607
 608         /* Use the callback to create the texture surface. */
 609         hr = IWineD3DDeviceParent_CreateSurface(device->device_parent, parent, tmp_w, tmp_h,
 610                 format->id, usage, pool, i, 0, &surface);
 611         if (FAILED(hr))
 612         {
 613             FIXME("Failed to create surface %p, hr %#x\n", texture, hr);
 614             texture_cleanup(texture);
 615             return hr;
 616         }
 617
 618         surface_set_container((IWineD3DSurfaceImpl *)surface, WINED3D_CONTAINER_TEXTURE, (IWineD3DBase *)texture);
 619         surface_set_texture_target((IWineD3DSurfaceImpl *)surface, texture->baseTexture.target);
 620         texture->baseTexture.sub_resources[i] = (IWineD3DResourceImpl *)surface;
 621         TRACE("Created surface level %u @ %p.\n", i, surface);
 622         /* Calculate the next mipmap level. */
 623         tmp_w = max(1, tmp_w >> 1);
 624         tmp_h = max(1, tmp_h >> 1);
 625     }
 626     texture->baseTexture.internal_preload = texture_internal_preload;
 627
 628     return WINED3D_OK;
 629 }