git.oblomov.eu Git - wine/blob - dlls/wined3d/texture.c

   1 /*
   2  * Copyright 2002-2005 Jason Edmeades
   3  * Copyright 2002-2005 Raphael Junqueira
   4  * Copyright 2005 Oliver Stieber
   5  * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
   6  * Copyright 2009-2011 Henri Verbeet for CodeWeavers
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23 #include "config.h"
  24 #include "wined3d_private.h"
  25
  26 WINE_DEFAULT_DEBUG_CHANNEL(d3d_texture);
  27
  28 static HRESULT wined3d_texture_init(struct wined3d_texture *texture, const struct wined3d_texture_ops *texture_ops,
  29         UINT layer_count, UINT level_count, WINED3DRESOURCETYPE resource_type, struct wined3d_device *device,
  30         DWORD usage, const struct wined3d_format *format, WINED3DPOOL pool, void *parent,
  31         const struct wined3d_parent_ops *parent_ops, const struct wined3d_resource_ops *resource_ops)
  32 {
  33     HRESULT hr;
  34
  35     hr = resource_init(&texture->resource, device, resource_type, format,
  36             WINED3DMULTISAMPLE_NONE, 0, usage, pool, 0, 0, 0, 0,
  37             parent, parent_ops, resource_ops);
  38     if (FAILED(hr))
  39     {
  40         WARN("Failed to initialize resource, returning %#x\n", hr);
  41         return hr;
  42     }
  43
  44     texture->texture_ops = texture_ops;
  45     texture->sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  46             level_count * layer_count * sizeof(*texture->sub_resources));
  47     if (!texture->sub_resources)
  48     {
  49         ERR("Failed to allocate sub-resource array.\n");
  50         resource_cleanup(&texture->resource);
  51         return E_OUTOFMEMORY;
  52     }
  53
  54     texture->layer_count = layer_count;
  55     texture->level_count = level_count;
  56     texture->filter_type = (usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3DTEXF_LINEAR : WINED3DTEXF_NONE;
  57     texture->lod = 0;
  58     texture->texture_rgb.dirty = TRUE;
  59     texture->texture_srgb.dirty = TRUE;
  60     texture->flags = WINED3D_TEXTURE_POW2_MAT_IDENT;
  61
  62     if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
  63     {
  64         texture->min_mip_lookup = minMipLookup;
  65         texture->mag_lookup = magLookup;
  66     }
  67     else
  68     {
  69         texture->min_mip_lookup = minMipLookup_noFilter;
  70         texture->mag_lookup = magLookup_noFilter;
  71     }
  72
  73     return WINED3D_OK;
  74 }
  75
  76 /* A GL context is provided by the caller */
  77 static void gltexture_delete(struct gl_texture *tex)
  78 {
  79     ENTER_GL();
  80     glDeleteTextures(1, &tex->name);
  81     LEAVE_GL();
  82     tex->name = 0;
  83 }
  84
  85 static void wined3d_texture_unload(struct wined3d_texture *texture)
  86 {
  87     struct wined3d_device *device = texture->resource.device;
  88     struct wined3d_context *context = NULL;
  89
  90     if (texture->texture_rgb.name || texture->texture_srgb.name)
  91     {
  92         context = context_acquire(device, NULL);
  93     }
  94
  95     if (texture->texture_rgb.name)
  96         gltexture_delete(&texture->texture_rgb);
  97
  98     if (texture->texture_srgb.name)
  99         gltexture_delete(&texture->texture_srgb);
 100
 101     if (context) context_release(context);
 102
 103     wined3d_texture_set_dirty(texture, TRUE);
 104
 105     resource_unload(&texture->resource);
 106 }
 107
 108 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 109 {
 110     UINT sub_count = texture->level_count * texture->layer_count;
 111     UINT i;
 112
 113     TRACE("texture %p.\n", texture);
 114
 115     for (i = 0; i < sub_count; ++i)
 116     {
 117         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 118
 119         if (sub_resource)
 120             texture->texture_ops->texture_sub_resource_cleanup(sub_resource);
 121     }
 122
 123     wined3d_texture_unload(texture);
 124     HeapFree(GetProcessHeap(), 0, texture->sub_resources);
 125     resource_cleanup(&texture->resource);
 126 }
 127
 128 void wined3d_texture_set_dirty(struct wined3d_texture *texture, BOOL dirty)
 129 {
 130     texture->texture_rgb.dirty = dirty;
 131     texture->texture_srgb.dirty = dirty;
 132 }
 133
 134 /* Context activation is done by the caller. */
 135 static HRESULT wined3d_texture_bind(struct wined3d_texture *texture,
 136         struct wined3d_context *context, BOOL srgb, BOOL *set_surface_desc)
 137 {
 138     struct gl_texture *gl_tex;
 139     BOOL new_texture = FALSE;
 140     HRESULT hr = WINED3D_OK;
 141     GLenum target;
 142
 143     TRACE("texture %p, context %p, srgb %#x, set_surface_desc %p.\n", texture, context, srgb, set_surface_desc);
 144
 145     /* sRGB mode cache for preload() calls outside drawprim. */
 146     if (srgb)
 147         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 148     else
 149         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 150
 151     gl_tex = wined3d_texture_get_gl_texture(texture, context->gl_info, srgb);
 152     target = texture->target;
 153
 154     ENTER_GL();
 155     /* Generate a texture name if we don't already have one. */
 156     if (!gl_tex->name)
 157     {
 158         *set_surface_desc = TRUE;
 159         glGenTextures(1, &gl_tex->name);
 160         checkGLcall("glGenTextures");
 161         TRACE("Generated texture %d.\n", gl_tex->name);
 162         if (texture->resource.pool == WINED3DPOOL_DEFAULT)
 163         {
 164             /* Tell OpenGL to try and keep this texture in video ram (well mostly). */
 165             GLclampf tmp = 0.9f;
 166             glPrioritizeTextures(1, &gl_tex->name, &tmp);
 167         }
 168         /* Initialise the state of the texture object to the OpenGL defaults,
 169          * not the D3D defaults. */
 170         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3DTADDRESS_WRAP;
 171         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3DTADDRESS_WRAP;
 172         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = WINED3DTADDRESS_WRAP;
 173         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = 0;
 174         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3DTEXF_LINEAR;
 175         gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3DTEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 176         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3DTEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 177         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = 0;
 178         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = 1;
 179         if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 180             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = TRUE;
 181         else
 182             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = srgb;
 183         gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 184         wined3d_texture_set_dirty(texture, TRUE);
 185         new_texture = TRUE;
 186
 187         if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 188         {
 189             /* This means double binding the texture at creation, but keeps
 190              * the code simpler all in all, and the run-time path free from
 191              * additional checks. */
 192             context_bind_texture(context, target, gl_tex->name);
 193             glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 194             checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 195         }
 196     }
 197     else
 198     {
 199         *set_surface_desc = FALSE;
 200     }
 201
 202     if (gl_tex->name)
 203     {
 204         context_bind_texture(context, target, gl_tex->name);
 205         if (new_texture)
 206         {
 207             /* For a new texture we have to set the texture levels after
 208              * binding the texture. Beware that texture rectangles do not
 209              * support mipmapping, but set the maxmiplevel if we're relying
 210              * on the partial GL_ARB_texture_non_power_of_two emulation with
 211              * texture rectangles. (I.e., do not care about cond_np2 here,
 212              * just look for GL_TEXTURE_RECTANGLE_ARB.) */
 213             if (target != GL_TEXTURE_RECTANGLE_ARB)
 214             {
 215                 TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 216                 glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 217                 checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 218             }
 219             if (target == GL_TEXTURE_CUBE_MAP_ARB)
 220             {
 221                 /* Cubemaps are always set to clamp, regardless of the sampler state. */
 222                 glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 223                 glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 224                 glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 225             }
 226         }
 227     }
 228     else
 229     {
 230         ERR("This texture doesn't have an OpenGL texture assigned to it.\n");
 231         hr = WINED3DERR_INVALIDCALL;
 232     }
 233
 234     LEAVE_GL();
 235     return hr;
 236 }
 237
 238 /* GL locking is done by the caller */
 239 static void apply_wrap(const struct wined3d_gl_info *gl_info, GLenum target,
 240         WINED3DTEXTUREADDRESS d3d_wrap, GLenum param, BOOL cond_np2)
 241 {
 242     GLint gl_wrap;
 243
 244     if (d3d_wrap < WINED3DTADDRESS_WRAP || d3d_wrap > WINED3DTADDRESS_MIRRORONCE)
 245     {
 246         FIXME("Unrecognized or unsupported WINED3DTEXTUREADDRESS %#x.\n", d3d_wrap);
 247         return;
 248     }
 249
 250     /* Cubemaps are always set to clamp, regardless of the sampler state. */
 251     if (target == GL_TEXTURE_CUBE_MAP_ARB
 252             || (cond_np2 && d3d_wrap == WINED3DTADDRESS_WRAP))
 253         gl_wrap = GL_CLAMP_TO_EDGE;
 254     else
 255         gl_wrap = gl_info->wrap_lookup[d3d_wrap - WINED3DTADDRESS_WRAP];
 256
 257     TRACE("Setting param %#x to %#x for target %#x.\n", param, gl_wrap, target);
 258     glTexParameteri(target, param, gl_wrap);
 259     checkGLcall("glTexParameteri(target, param, gl_wrap)");
 260 }
 261
 262 /* GL locking is done by the caller (state handler) */
 263 void wined3d_texture_apply_state_changes(struct wined3d_texture *texture,
 264         const DWORD sampler_states[WINED3D_HIGHEST_SAMPLER_STATE + 1],
 265         const struct wined3d_gl_info *gl_info)
 266 {
 267     BOOL cond_np2 = texture->flags & WINED3D_TEXTURE_COND_NP2;
 268     GLenum target = texture->target;
 269     struct gl_texture *gl_tex;
 270     DWORD state;
 271     DWORD aniso;
 272
 273     TRACE("texture %p, sampler_states %p.\n", texture, sampler_states);
 274
 275     gl_tex = wined3d_texture_get_gl_texture(texture, gl_info,
 276             texture->flags & WINED3D_TEXTURE_IS_SRGB);
 277
 278     /* This function relies on the correct texture being bound and loaded. */
 279
 280     if (sampler_states[WINED3DSAMP_ADDRESSU] != gl_tex->states[WINED3DTEXSTA_ADDRESSU])
 281     {
 282         state = sampler_states[WINED3DSAMP_ADDRESSU];
 283         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_S, cond_np2);
 284         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = state;
 285     }
 286
 287     if (sampler_states[WINED3DSAMP_ADDRESSV] != gl_tex->states[WINED3DTEXSTA_ADDRESSV])
 288     {
 289         state = sampler_states[WINED3DSAMP_ADDRESSV];
 290         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_T, cond_np2);
 291         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = state;
 292     }
 293
 294     if (sampler_states[WINED3DSAMP_ADDRESSW] != gl_tex->states[WINED3DTEXSTA_ADDRESSW])
 295     {
 296         state = sampler_states[WINED3DSAMP_ADDRESSW];
 297         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_R, cond_np2);
 298         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = state;
 299     }
 300
 301     if (sampler_states[WINED3DSAMP_BORDERCOLOR] != gl_tex->states[WINED3DTEXSTA_BORDERCOLOR])
 302     {
 303         float col[4];
 304
 305         state = sampler_states[WINED3DSAMP_BORDERCOLOR];
 306         D3DCOLORTOGLFLOAT4(state, col);
 307         TRACE("Setting border color for %#x to %#x.\n", target, state);
 308         glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &col[0]);
 309         checkGLcall("glTexParameterfv(..., GL_TEXTURE_BORDER_COLOR, ...)");
 310         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = state;
 311     }
 312
 313     if (sampler_states[WINED3DSAMP_MAGFILTER] != gl_tex->states[WINED3DTEXSTA_MAGFILTER])
 314     {
 315         GLint gl_value;
 316
 317         state = sampler_states[WINED3DSAMP_MAGFILTER];
 318         if (state > WINED3DTEXF_ANISOTROPIC)
 319             FIXME("Unrecognized or unsupported MAGFILTER* value %d.\n", state);
 320
 321         gl_value = wined3d_gl_mag_filter(texture->mag_lookup,
 322                 min(max(state, WINED3DTEXF_POINT), WINED3DTEXF_LINEAR));
 323         TRACE("ValueMAG=%#x setting MAGFILTER to %#x.\n", state, gl_value);
 324         glTexParameteri(target, GL_TEXTURE_MAG_FILTER, gl_value);
 325
 326         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = state;
 327     }
 328
 329     if ((sampler_states[WINED3DSAMP_MINFILTER] != gl_tex->states[WINED3DTEXSTA_MINFILTER]
 330             || sampler_states[WINED3DSAMP_MIPFILTER] != gl_tex->states[WINED3DTEXSTA_MIPFILTER]
 331             || sampler_states[WINED3DSAMP_MAXMIPLEVEL] != gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL]))
 332     {
 333         GLint gl_value;
 334
 335         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = sampler_states[WINED3DSAMP_MIPFILTER];
 336         gl_tex->states[WINED3DTEXSTA_MINFILTER] = sampler_states[WINED3DSAMP_MINFILTER];
 337         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = sampler_states[WINED3DSAMP_MAXMIPLEVEL];
 338
 339         if (gl_tex->states[WINED3DTEXSTA_MINFILTER] > WINED3DTEXF_ANISOTROPIC
 340             || gl_tex->states[WINED3DTEXSTA_MIPFILTER] > WINED3DTEXF_ANISOTROPIC)
 341         {
 342             FIXME("Unrecognized or unsupported D3DSAMP_MINFILTER value %#x D3DSAMP_MIPFILTER value %#x.\n",
 343                   gl_tex->states[WINED3DTEXSTA_MINFILTER],
 344                   gl_tex->states[WINED3DTEXSTA_MIPFILTER]);
 345         }
 346         gl_value = wined3d_gl_min_mip_filter(texture->min_mip_lookup,
 347                 min(max(sampler_states[WINED3DSAMP_MINFILTER], WINED3DTEXF_POINT), WINED3DTEXF_LINEAR),
 348                 min(max(sampler_states[WINED3DSAMP_MIPFILTER], WINED3DTEXF_NONE), WINED3DTEXF_LINEAR));
 349
 350         TRACE("ValueMIN=%#x, ValueMIP=%#x, setting MINFILTER to %#x.\n",
 351               sampler_states[WINED3DSAMP_MINFILTER],
 352               sampler_states[WINED3DSAMP_MIPFILTER], gl_value);
 353         glTexParameteri(target, GL_TEXTURE_MIN_FILTER, gl_value);
 354         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 355
 356         if (!cond_np2)
 357         {
 358             if (gl_tex->states[WINED3DTEXSTA_MIPFILTER] == WINED3DTEXF_NONE)
 359                 gl_value = texture->lod;
 360             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] >= texture->level_count)
 361                 gl_value = texture->level_count - 1;
 362             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] < texture->lod)
 363                 /* texture->lod is already clamped in the setter. */
 364                 gl_value = texture->lod;
 365             else
 366                 gl_value = gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL];
 367
 368             /* Note that WINED3DSAMP_MAXMIPLEVEL specifies the largest mipmap
 369              * (default 0), while GL_TEXTURE_MAX_LEVEL specifies the smallest
 370              * mimap used (default 1000). So WINED3DSAMP_MAXMIPLEVEL
 371              * corresponds to GL_TEXTURE_BASE_LEVEL. */
 372             glTexParameteri(target, GL_TEXTURE_BASE_LEVEL, gl_value);
 373         }
 374     }
 375
 376     if ((gl_tex->states[WINED3DTEXSTA_MAGFILTER] != WINED3DTEXF_ANISOTROPIC
 377          && gl_tex->states[WINED3DTEXSTA_MINFILTER] != WINED3DTEXF_ANISOTROPIC
 378          && gl_tex->states[WINED3DTEXSTA_MIPFILTER] != WINED3DTEXF_ANISOTROPIC)
 379             || cond_np2)
 380         aniso = 1;
 381     else
 382         aniso = sampler_states[WINED3DSAMP_MAXANISOTROPY];
 383
 384     if (gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] != aniso)
 385     {
 386         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 387         {
 388             glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso);
 389             checkGLcall("glTexParameteri(GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso)");
 390         }
 391         else
 392         {
 393             WARN("Anisotropic filtering not supported.\n");
 394         }
 395         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = aniso;
 396     }
 397
 398     /* These should always be the same unless EXT_texture_sRGB_decode is supported. */
 399     if (sampler_states[WINED3DSAMP_SRGBTEXTURE] != gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE])
 400     {
 401         glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 402                 sampler_states[WINED3DSAMP_SRGBTEXTURE] ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 403         checkGLcall("glTexParameteri(GL_TEXTURE_SRGB_DECODE_EXT)");
 404     }
 405
 406     if (!(texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 407             != !gl_tex->states[WINED3DTEXSTA_SHADOW])
 408     {
 409         if (texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 410         {
 411             glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
 412             glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 413             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB)");
 414             gl_tex->states[WINED3DTEXSTA_SHADOW] = TRUE;
 415         }
 416         else
 417         {
 418             glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 419             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE)");
 420             gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 421         }
 422     }
 423 }
 424
 425 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 426 {
 427     ULONG refcount = InterlockedIncrement(&texture->resource.ref);
 428
 429     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 430
 431     return refcount;
 432 }
 433
 434 /* Do not call while under the GL lock. */
 435 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 436 {
 437     ULONG refcount = InterlockedDecrement(&texture->resource.ref);
 438
 439     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 440
 441     if (!refcount)
 442     {
 443         wined3d_texture_cleanup(texture);
 444         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 445         HeapFree(GetProcessHeap(), 0, texture);
 446     }
 447
 448     return refcount;
 449 }
 450
 451 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 452 {
 453     TRACE("texture %p.\n", texture);
 454
 455     return &texture->resource;
 456 }
 457
 458 DWORD CDECL wined3d_texture_set_priority(struct wined3d_texture *texture, DWORD priority)
 459 {
 460     return resource_set_priority(&texture->resource, priority);
 461 }
 462
 463 DWORD CDECL wined3d_texture_get_priority(const struct wined3d_texture *texture)
 464 {
 465     return resource_get_priority(&texture->resource);
 466 }
 467
 468 /* Do not call while under the GL lock. */
 469 void CDECL wined3d_texture_preload(struct wined3d_texture *texture)
 470 {
 471     texture->texture_ops->texture_preload(texture, SRGB_ANY);
 472 }
 473
 474 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
 475 {
 476     TRACE("texture %p.\n", texture);
 477
 478     return texture->resource.parent;
 479 }
 480
 481 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
 482 {
 483     DWORD old = texture->lod;
 484
 485     TRACE("texture %p, lod %u.\n", texture, lod);
 486
 487     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 488      * textures. The call always returns 0, and GetLOD always returns 0. */
 489     if (texture->resource.pool != WINED3DPOOL_MANAGED)
 490     {
 491         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
 492         return 0;
 493     }
 494
 495     if (lod >= texture->level_count)
 496         lod = texture->level_count - 1;
 497
 498     if (texture->lod != lod)
 499     {
 500         texture->lod = lod;
 501
 502         texture->texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 503         texture->texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 504         if (texture->bind_count)
 505             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
 506     }
 507
 508     return old;
 509 }
 510
 511 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
 512 {
 513     TRACE("texture %p, returning %u.\n", texture, texture->lod);
 514
 515     return texture->lod;
 516 }
 517
 518 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
 519 {
 520     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
 521
 522     return texture->level_count;
 523 }
 524
 525 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
 526         WINED3DTEXTUREFILTERTYPE filter_type)
 527 {
 528     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
 529
 530     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
 531     {
 532         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
 533         return WINED3DERR_INVALIDCALL;
 534     }
 535
 536     texture->filter_type = filter_type;
 537
 538     return WINED3D_OK;
 539 }
 540
 541 WINED3DTEXTUREFILTERTYPE CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
 542 {
 543     TRACE("texture %p.\n", texture);
 544
 545     return texture->filter_type;
 546 }
 547
 548 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
 549 {
 550     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 551     FIXME("texture %p stub!\n", texture);
 552 }
 553
 554 struct wined3d_resource * CDECL wined3d_texture_get_sub_resource(struct wined3d_texture *texture,
 555         UINT sub_resource_idx)
 556 {
 557     UINT sub_count = texture->level_count * texture->layer_count;
 558
 559     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
 560
 561     if (sub_resource_idx >= sub_count)
 562     {
 563         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
 564         return NULL;
 565     }
 566
 567     return texture->sub_resources[sub_resource_idx];
 568 }
 569
 570 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
 571         UINT layer, const WINED3DBOX *dirty_region)
 572 {
 573     struct wined3d_resource *sub_resource;
 574
 575     TRACE("texture %p, layer %u, dirty_region %p.\n", texture, layer, dirty_region);
 576
 577     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, layer * texture->level_count)))
 578     {
 579         WARN("Failed to get sub-resource.\n");
 580         return WINED3DERR_INVALIDCALL;
 581     }
 582
 583     wined3d_texture_set_dirty(texture, TRUE);
 584     texture->texture_ops->texture_sub_resource_add_dirty_region(sub_resource, dirty_region);
 585
 586     return WINED3D_OK;
 587 }
 588
 589 /* Context activation is done by the caller. */
 590 static HRESULT texture2d_bind(struct wined3d_texture *texture,
 591         struct wined3d_context *context, BOOL srgb)
 592 {
 593     BOOL set_gl_texture_desc;
 594     HRESULT hr;
 595
 596     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 597
 598     hr = wined3d_texture_bind(texture, context, srgb, &set_gl_texture_desc);
 599     if (set_gl_texture_desc && SUCCEEDED(hr))
 600     {
 601         UINT sub_count = texture->level_count * texture->layer_count;
 602         BOOL srgb_tex = !context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE]
 603                 && (texture->flags & WINED3D_TEXTURE_IS_SRGB);
 604         struct gl_texture *gl_tex;
 605         UINT i;
 606
 607         gl_tex = wined3d_texture_get_gl_texture(texture, context->gl_info, srgb_tex);
 608
 609         for (i = 0; i < sub_count; ++i)
 610         {
 611             struct wined3d_surface *surface = surface_from_resource(texture->sub_resources[i]);
 612             surface_set_texture_name(surface, gl_tex->name, srgb_tex);
 613         }
 614
 615         /* Conditinal non power of two textures use a different clamping
 616          * default. If we're using the GL_WINE_normalized_texrect partial
 617          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 618          * has the address mode set to repeat - something that prevents us
 619          * from hitting the accelerated codepath. Thus manually set the GL
 620          * state. The same applies to filtering. Even if the texture has only
 621          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 622          * fallback on macos. */
 623         if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 624         {
 625             GLenum target = texture->target;
 626
 627             ENTER_GL();
 628             glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 629             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)");
 630             glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 631             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)");
 632             glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 633             checkGLcall("glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST)");
 634             glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 635             checkGLcall("glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST)");
 636             LEAVE_GL();
 637             gl_tex->states[WINED3DTEXSTA_ADDRESSU]      = WINED3DTADDRESS_CLAMP;
 638             gl_tex->states[WINED3DTEXSTA_ADDRESSV]      = WINED3DTADDRESS_CLAMP;
 639             gl_tex->states[WINED3DTEXSTA_MAGFILTER]     = WINED3DTEXF_POINT;
 640             gl_tex->states[WINED3DTEXSTA_MINFILTER]     = WINED3DTEXF_POINT;
 641             gl_tex->states[WINED3DTEXSTA_MIPFILTER]     = WINED3DTEXF_NONE;
 642         }
 643     }
 644
 645     return hr;
 646 }
 647
 648 static BOOL texture_srgb_mode(const struct wined3d_texture *texture, enum WINED3DSRGB srgb)
 649 {
 650     switch (srgb)
 651     {
 652         case SRGB_RGB:
 653             return FALSE;
 654
 655         case SRGB_SRGB:
 656             return TRUE;
 657
 658         default:
 659             return texture->flags & WINED3D_TEXTURE_IS_SRGB;
 660     }
 661 }
 662
 663 /* Do not call while under the GL lock. */
 664 static void texture2d_preload(struct wined3d_texture *texture, enum WINED3DSRGB srgb)
 665 {
 666     UINT sub_count = texture->level_count * texture->layer_count;
 667     struct wined3d_device *device = texture->resource.device;
 668     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 669     struct wined3d_context *context = NULL;
 670     struct gl_texture *gl_tex;
 671     BOOL srgb_mode;
 672     UINT i;
 673
 674     TRACE("texture %p, srgb %#x.\n", texture, srgb);
 675
 676     srgb_mode = texture_srgb_mode(texture, srgb);
 677     gl_tex = wined3d_texture_get_gl_texture(texture, gl_info, srgb_mode);
 678
 679     if (!device->isInDraw)
 680     {
 681         /* No danger of recursive calls, context_acquire() sets isInDraw to TRUE
 682          * when loading offscreen render targets into the texture. */
 683         context = context_acquire(device, NULL);
 684     }
 685
 686     if (gl_tex->dirty)
 687     {
 688         /* Reload the surfaces if the texture is marked dirty. */
 689         for (i = 0; i < sub_count; ++i)
 690         {
 691             surface_load(surface_from_resource(texture->sub_resources[i]), srgb_mode);
 692         }
 693     }
 694     else
 695     {
 696         TRACE("Texture %p not dirty, nothing to do.\n", texture);
 697     }
 698
 699     /* No longer dirty. */
 700     gl_tex->dirty = FALSE;
 701
 702     if (context) context_release(context);
 703 }
 704
 705 static void texture2d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
 706         const WINED3DBOX *dirty_region)
 707 {
 708     surface_add_dirty_rect(surface_from_resource(sub_resource), dirty_region);
 709 }
 710
 711 static void texture2d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
 712 {
 713     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 714
 715     /* Clean out the texture name we gave to the surface so that the
 716      * surface doesn't try and release it. */
 717     surface_set_texture_name(surface, 0, TRUE);
 718     surface_set_texture_name(surface, 0, FALSE);
 719     surface_set_texture_target(surface, 0);
 720     surface_set_container(surface, WINED3D_CONTAINER_NONE, NULL);
 721     wined3d_surface_decref(surface);
 722 }
 723
 724 /* Do not call while under the GL lock. */
 725 static void texture2d_unload(struct wined3d_resource *resource)
 726 {
 727     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
 728     UINT sub_count = texture->level_count * texture->layer_count;
 729     UINT i;
 730
 731     TRACE("texture %p.\n", texture);
 732
 733     for (i = 0; i < sub_count; ++i)
 734     {
 735         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 736         struct wined3d_surface *surface = surface_from_resource(sub_resource);
 737
 738         sub_resource->resource_ops->resource_unload(sub_resource);
 739         surface_set_texture_name(surface, 0, FALSE); /* Delete RGB name */
 740         surface_set_texture_name(surface, 0, TRUE); /* Delete sRGB name */
 741     }
 742
 743     wined3d_texture_unload(texture);
 744 }
 745
 746 static const struct wined3d_texture_ops texture2d_ops =
 747 {
 748     texture2d_bind,
 749     texture2d_preload,
 750     texture2d_sub_resource_add_dirty_region,
 751     texture2d_sub_resource_cleanup,
 752 };
 753
 754 static const struct wined3d_resource_ops texture2d_resource_ops =
 755 {
 756     texture2d_unload,
 757 };
 758
 759 static HRESULT cubetexture_init(struct wined3d_texture *texture, UINT edge_length, UINT levels,
 760         struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
 761         void *parent, const struct wined3d_parent_ops *parent_ops)
 762 {
 763     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 764     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 765     UINT pow2_edge_length;
 766     unsigned int i, j;
 767     UINT tmp_w;
 768     HRESULT hr;
 769
 770     /* TODO: It should only be possible to create textures for formats
 771      * that are reported as supported. */
 772     if (WINED3DFMT_UNKNOWN >= format_id)
 773     {
 774         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 775         return WINED3DERR_INVALIDCALL;
 776     }
 777
 778     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3DPOOL_SCRATCH)
 779     {
 780         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 781         return WINED3DERR_INVALIDCALL;
 782     }
 783
 784     /* Calculate levels for mip mapping */
 785     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 786     {
 787         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 788         {
 789             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 790             return WINED3DERR_INVALIDCALL;
 791         }
 792
 793         if (levels > 1)
 794         {
 795             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 796             return WINED3DERR_INVALIDCALL;
 797         }
 798
 799         levels = 1;
 800     }
 801     else if (!levels)
 802     {
 803         levels = wined3d_log2i(edge_length) + 1;
 804         TRACE("Calculated levels = %u.\n", levels);
 805     }
 806
 807     hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels,
 808             WINED3DRTYPE_CUBETEXTURE, device, usage, format, pool,
 809             parent, parent_ops, &texture2d_resource_ops);
 810     if (FAILED(hr))
 811     {
 812         WARN("Failed to initialize texture, returning %#x\n", hr);
 813         return hr;
 814     }
 815
 816     /* Find the nearest pow2 match. */
 817     pow2_edge_length = 1;
 818     while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
 819
 820     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
 821     {
 822         /* Precalculated scaling for 'faked' non power of two texture coords. */
 823         texture->pow2_matrix[0] = 1.0f;
 824         texture->pow2_matrix[5] = 1.0f;
 825         texture->pow2_matrix[10] = 1.0f;
 826         texture->pow2_matrix[15] = 1.0f;
 827     }
 828     else
 829     {
 830         /* Precalculated scaling for 'faked' non power of two texture coords. */
 831         texture->pow2_matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
 832         texture->pow2_matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
 833         texture->pow2_matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
 834         texture->pow2_matrix[15] = 1.0f;
 835         texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 836     }
 837     texture->target = GL_TEXTURE_CUBE_MAP_ARB;
 838
 839     /* Generate all the surfaces. */
 840     tmp_w = edge_length;
 841     for (i = 0; i < texture->level_count; ++i)
 842     {
 843         /* Create the 6 faces. */
 844         for (j = 0; j < 6; ++j)
 845         {
 846             static const GLenum cube_targets[6] =
 847             {
 848                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 849                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 850                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 851                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 852                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 853                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 854             };
 855             UINT idx = j * texture->level_count + i;
 856             struct wined3d_surface *surface;
 857
 858             hr = device->device_parent->ops->create_surface(device->device_parent, parent, tmp_w, tmp_w,
 859                     format_id, usage, pool, i /* Level */, j, &surface);
 860             if (FAILED(hr))
 861             {
 862                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 863                 wined3d_texture_cleanup(texture);
 864                 return hr;
 865             }
 866
 867             surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
 868             surface_set_texture_target(surface, cube_targets[j]);
 869             texture->sub_resources[idx] = &surface->resource;
 870             TRACE("Created surface level %u @ %p.\n", i, surface);
 871         }
 872         tmp_w = max(1, tmp_w >> 1);
 873     }
 874
 875     return WINED3D_OK;
 876 }
 877
 878 static HRESULT texture_init(struct wined3d_texture *texture, UINT width, UINT height, UINT levels,
 879         struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool,
 880         void *parent, const struct wined3d_parent_ops *parent_ops)
 881 {
 882     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 883     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 884     UINT pow2_width, pow2_height;
 885     UINT tmp_w, tmp_h;
 886     unsigned int i;
 887     HRESULT hr;
 888
 889     /* TODO: It should only be possible to create textures for formats
 890      * that are reported as supported. */
 891     if (WINED3DFMT_UNKNOWN >= format_id)
 892     {
 893         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 894         return WINED3DERR_INVALIDCALL;
 895     }
 896
 897     /* Non-power2 support. */
 898     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 899     {
 900         pow2_width = width;
 901         pow2_height = height;
 902     }
 903     else
 904     {
 905         /* Find the nearest pow2 match. */
 906         pow2_width = pow2_height = 1;
 907         while (pow2_width < width) pow2_width <<= 1;
 908         while (pow2_height < height) pow2_height <<= 1;
 909
 910         if (pow2_width != width || pow2_height != height)
 911         {
 912             if (levels > 1)
 913             {
 914                 WARN("Attempted to create a mipmapped np2 texture without unconditional np2 support.\n");
 915                 return WINED3DERR_INVALIDCALL;
 916             }
 917             levels = 1;
 918         }
 919     }
 920
 921     /* Calculate levels for mip mapping. */
 922     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 923     {
 924         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 925         {
 926             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
 927             return WINED3DERR_INVALIDCALL;
 928         }
 929
 930         if (levels > 1)
 931         {
 932             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
 933             return WINED3DERR_INVALIDCALL;
 934         }
 935
 936         levels = 1;
 937     }
 938     else if (!levels)
 939     {
 940         levels = wined3d_log2i(max(width, height)) + 1;
 941         TRACE("Calculated levels = %u.\n", levels);
 942     }
 943
 944     hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels,
 945             WINED3DRTYPE_TEXTURE, device, usage, format, pool,
 946             parent, parent_ops, &texture2d_resource_ops);
 947     if (FAILED(hr))
 948     {
 949         WARN("Failed to initialize texture, returning %#x.\n", hr);
 950         return hr;
 951     }
 952
 953     /* Precalculated scaling for 'faked' non power of two texture coords.
 954      * Second also don't use ARB_TEXTURE_RECTANGLE in case the surface format is P8 and EXT_PALETTED_TEXTURE
 955      * is used in combination with texture uploads (RTL_READTEX). The reason is that EXT_PALETTED_TEXTURE
 956      * doesn't work in combination with ARB_TEXTURE_RECTANGLE. */
 957     if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT] && (width != pow2_width || height != pow2_height))
 958     {
 959         texture->pow2_matrix[0] = 1.0f;
 960         texture->pow2_matrix[5] = 1.0f;
 961         texture->pow2_matrix[10] = 1.0f;
 962         texture->pow2_matrix[15] = 1.0f;
 963         texture->target = GL_TEXTURE_2D;
 964         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 965         texture->min_mip_lookup = minMipLookup_noFilter;
 966     }
 967     else if (gl_info->supported[ARB_TEXTURE_RECTANGLE] && (width != pow2_width || height != pow2_height)
 968             && !(format->id == WINED3DFMT_P8_UINT && gl_info->supported[EXT_PALETTED_TEXTURE]
 969             && wined3d_settings.rendertargetlock_mode == RTL_READTEX))
 970     {
 971         if (width != 1 || height != 1)
 972             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 973
 974         texture->pow2_matrix[0] = (float)width;
 975         texture->pow2_matrix[5] = (float)height;
 976         texture->pow2_matrix[10] = 1.0f;
 977         texture->pow2_matrix[15] = 1.0f;
 978         texture->target = GL_TEXTURE_RECTANGLE_ARB;
 979         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 980
 981         if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
 982             texture->min_mip_lookup = minMipLookup_noMip;
 983         else
 984             texture->min_mip_lookup = minMipLookup_noFilter;
 985     }
 986     else
 987     {
 988         if ((width != pow2_width) || (height != pow2_height))
 989         {
 990             texture->pow2_matrix[0] = (((float)width) / ((float)pow2_width));
 991             texture->pow2_matrix[5] = (((float)height) / ((float)pow2_height));
 992             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 993         }
 994         else
 995         {
 996             texture->pow2_matrix[0] = 1.0f;
 997             texture->pow2_matrix[5] = 1.0f;
 998         }
 999
1000         texture->pow2_matrix[10] = 1.0f;
1001         texture->pow2_matrix[15] = 1.0f;
1002         texture->target = GL_TEXTURE_2D;
1003     }
1004     TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
1005
1006     /* Generate all the surfaces. */
1007     tmp_w = width;
1008     tmp_h = height;
1009     for (i = 0; i < texture->level_count; ++i)
1010     {
1011         struct wined3d_surface *surface;
1012
1013         /* Use the callback to create the texture surface. */
1014         hr = device->device_parent->ops->create_surface(device->device_parent, parent, tmp_w, tmp_h,
1015                 format->id, usage, pool, i, 0, &surface);
1016         if (FAILED(hr))
1017         {
1018             FIXME("Failed to create surface %p, hr %#x\n", texture, hr);
1019             wined3d_texture_cleanup(texture);
1020             return hr;
1021         }
1022
1023         surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
1024         surface_set_texture_target(surface, texture->target);
1025         texture->sub_resources[i] = &surface->resource;
1026         TRACE("Created surface level %u @ %p.\n", i, surface);
1027         /* Calculate the next mipmap level. */
1028         tmp_w = max(1, tmp_w >> 1);
1029         tmp_h = max(1, tmp_h >> 1);
1030     }
1031
1032     return WINED3D_OK;
1033 }
1034
1035 /* Context activation is done by the caller. */
1036 static HRESULT texture3d_bind(struct wined3d_texture *texture,
1037         struct wined3d_context *context, BOOL srgb)
1038 {
1039     BOOL dummy;
1040
1041     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
1042
1043     return wined3d_texture_bind(texture, context, srgb, &dummy);
1044 }
1045
1046 /* Do not call while under the GL lock. */
1047 static void texture3d_preload(struct wined3d_texture *texture, enum WINED3DSRGB srgb)
1048 {
1049     struct wined3d_device *device = texture->resource.device;
1050     struct wined3d_context *context;
1051     BOOL srgb_was_toggled = FALSE;
1052     unsigned int i;
1053
1054     TRACE("texture %p, srgb %#x.\n", texture, srgb);
1055
1056     /* TODO: Use already acquired context when possible. */
1057     context = context_acquire(device, NULL);
1058     if (texture->bind_count > 0)
1059     {
1060         BOOL texture_srgb = texture->flags & WINED3D_TEXTURE_IS_SRGB;
1061         BOOL sampler_srgb = texture_srgb_mode(texture, srgb);
1062         srgb_was_toggled = !texture_srgb != !sampler_srgb;
1063
1064         if (srgb_was_toggled)
1065         {
1066             if (sampler_srgb)
1067                 texture->flags |= WINED3D_TEXTURE_IS_SRGB;
1068             else
1069                 texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
1070         }
1071     }
1072
1073     /* If the texture is marked dirty or the sRGB sampler setting has changed
1074      * since the last load then reload the volumes. */
1075     if (texture->texture_rgb.dirty)
1076     {
1077         for (i = 0; i < texture->level_count; ++i)
1078         {
1079             volume_load(volume_from_resource(texture->sub_resources[i]), context, i,
1080                     texture->flags & WINED3D_TEXTURE_IS_SRGB);
1081         }
1082     }
1083     else if (srgb_was_toggled)
1084     {
1085         for (i = 0; i < texture->level_count; ++i)
1086         {
1087             struct wined3d_volume *volume = volume_from_resource(texture->sub_resources[i]);
1088             volume_add_dirty_box(volume, NULL);
1089             volume_load(volume, context, i, texture->flags & WINED3D_TEXTURE_IS_SRGB);
1090         }
1091     }
1092     else
1093     {
1094         TRACE("Texture %p not dirty, nothing to do.\n", texture);
1095     }
1096
1097     context_release(context);
1098
1099     /* No longer dirty */
1100     texture->texture_rgb.dirty = FALSE;
1101 }
1102
1103 static void texture3d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
1104         const WINED3DBOX *dirty_region)
1105 {
1106     volume_add_dirty_box(volume_from_resource(sub_resource), dirty_region);
1107 }
1108
1109 static void texture3d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
1110 {
1111     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1112
1113     /* Cleanup the container. */
1114     volume_set_container(volume, NULL);
1115     wined3d_volume_decref(volume);
1116 }
1117
1118 /* Do not call while under the GL lock. */
1119 static void texture3d_unload(struct wined3d_resource *resource)
1120 {
1121     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
1122     UINT i;
1123
1124     TRACE("texture %p.\n", texture);
1125
1126     for (i = 0; i < texture->level_count; ++i)
1127     {
1128         struct wined3d_resource *sub_resource = texture->sub_resources[i];
1129         sub_resource->resource_ops->resource_unload(sub_resource);
1130     }
1131
1132     wined3d_texture_unload(texture);
1133 }
1134
1135 static const struct wined3d_texture_ops texture3d_ops =
1136 {
1137     texture3d_bind,
1138     texture3d_preload,
1139     texture3d_sub_resource_add_dirty_region,
1140     texture3d_sub_resource_cleanup,
1141 };
1142
1143 static const struct wined3d_resource_ops texture3d_resource_ops =
1144 {
1145     texture3d_unload,
1146 };
1147
1148 static HRESULT volumetexture_init(struct wined3d_texture *texture, UINT width, UINT height,
1149         UINT depth, UINT levels, struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id,
1150         WINED3DPOOL pool, void *parent, const struct wined3d_parent_ops *parent_ops)
1151 {
1152     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1153     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
1154     UINT tmp_w, tmp_h, tmp_d;
1155     unsigned int i;
1156     HRESULT hr;
1157
1158     /* TODO: It should only be possible to create textures for formats
1159      * that are reported as supported. */
1160     if (WINED3DFMT_UNKNOWN >= format_id)
1161     {
1162         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1163         return WINED3DERR_INVALIDCALL;
1164     }
1165
1166     if (!gl_info->supported[EXT_TEXTURE3D])
1167     {
1168         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
1169         return WINED3DERR_INVALIDCALL;
1170     }
1171
1172     /* Calculate levels for mip mapping. */
1173     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
1174     {
1175         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1176         {
1177             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1178             return WINED3DERR_INVALIDCALL;
1179         }
1180
1181         if (levels > 1)
1182         {
1183             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
1184             return WINED3DERR_INVALIDCALL;
1185         }
1186
1187         levels = 1;
1188     }
1189     else if (!levels)
1190     {
1191         levels = wined3d_log2i(max(max(width, height), depth)) + 1;
1192         TRACE("Calculated levels = %u.\n", levels);
1193     }
1194
1195     hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels,
1196             WINED3DRTYPE_VOLUMETEXTURE, device, usage, format, pool,
1197             parent, parent_ops, &texture3d_resource_ops);
1198     if (FAILED(hr))
1199     {
1200         WARN("Failed to initialize texture, returning %#x.\n", hr);
1201         return hr;
1202     }
1203
1204     /* Is NP2 support for volumes needed? */
1205     texture->pow2_matrix[0] = 1.0f;
1206     texture->pow2_matrix[5] = 1.0f;
1207     texture->pow2_matrix[10] = 1.0f;
1208     texture->pow2_matrix[15] = 1.0f;
1209     texture->target = GL_TEXTURE_3D;
1210
1211     /* Generate all the surfaces. */
1212     tmp_w = width;
1213     tmp_h = height;
1214     tmp_d = depth;
1215
1216     for (i = 0; i < texture->level_count; ++i)
1217     {
1218         struct wined3d_volume *volume;
1219
1220         /* Create the volume. */
1221         hr = device->device_parent->ops->create_volume(device->device_parent, parent,
1222                 tmp_w, tmp_h, tmp_d, format_id, pool, usage, &volume);
1223         if (FAILED(hr))
1224         {
1225             ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
1226             wined3d_texture_cleanup(texture);
1227             return hr;
1228         }
1229
1230         /* Set its container to this texture. */
1231         volume_set_container(volume, texture);
1232         texture->sub_resources[i] = &volume->resource;
1233
1234         /* Calculate the next mipmap level. */
1235         tmp_w = max(1, tmp_w >> 1);
1236         tmp_h = max(1, tmp_h >> 1);
1237         tmp_d = max(1, tmp_d >> 1);
1238     }
1239
1240     return WINED3D_OK;
1241 }
1242
1243 HRESULT CDECL wined3d_texture_create_2d(struct wined3d_device *device, UINT width, UINT height,
1244         UINT level_count, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool, void *parent,
1245         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1246 {
1247     struct wined3d_texture *object;
1248     HRESULT hr;
1249
1250     TRACE("device %p, width %u, height %u, level_count %u, usage %#x\n",
1251             device, width, height, level_count, usage);
1252     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1253             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1254
1255     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1256     if (!object)
1257     {
1258         ERR("Out of memory.\n");
1259         *texture = NULL;
1260         return WINED3DERR_OUTOFVIDEOMEMORY;
1261     }
1262
1263     hr = texture_init(object, width, height, level_count,
1264             device, usage, format_id, pool, parent, parent_ops);
1265     if (FAILED(hr))
1266     {
1267         WARN("Failed to initialize texture, returning %#x.\n", hr);
1268         HeapFree(GetProcessHeap(), 0, object);
1269         *texture = NULL;
1270         return hr;
1271     }
1272
1273     TRACE("Created texture %p.\n", object);
1274     *texture = object;
1275
1276     return WINED3D_OK;
1277 }
1278
1279 HRESULT CDECL wined3d_texture_create_3d(struct wined3d_device *device, UINT width, UINT height, UINT depth,
1280         UINT level_count, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool, void *parent,
1281         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1282 {
1283     struct wined3d_texture *object;
1284     HRESULT hr;
1285
1286     TRACE("device %p, width %u, height %u, depth %u, level_count %u, usage %#x\n",
1287             device, width, height, depth, level_count, usage);
1288     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1289             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1290
1291     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1292     if (!object)
1293     {
1294         ERR("Out of memory\n");
1295         *texture = NULL;
1296         return WINED3DERR_OUTOFVIDEOMEMORY;
1297     }
1298
1299     hr = volumetexture_init(object, width, height, depth, level_count,
1300             device, usage, format_id, pool, parent, parent_ops);
1301     if (FAILED(hr))
1302     {
1303         WARN("Failed to initialize volumetexture, returning %#x\n", hr);
1304         HeapFree(GetProcessHeap(), 0, object);
1305         *texture = NULL;
1306         return hr;
1307     }
1308
1309     TRACE("Created texture %p.\n", object);
1310     *texture = object;
1311
1312     return WINED3D_OK;
1313 }
1314
1315 HRESULT CDECL wined3d_texture_create_cube(struct wined3d_device *device, UINT edge_length,
1316         UINT level_count, DWORD usage, enum wined3d_format_id format_id, WINED3DPOOL pool, void *parent,
1317         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1318 {
1319     struct wined3d_texture *object;
1320     HRESULT hr;
1321
1322     TRACE("device %p, edge_length %u, level_count %u, usage %#x\n",
1323             device, edge_length, level_count, usage);
1324     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1325             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1326
1327     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1328     if (!object)
1329     {
1330         ERR("Out of memory\n");
1331         *texture = NULL;
1332         return WINED3DERR_OUTOFVIDEOMEMORY;
1333     }
1334
1335     hr = cubetexture_init(object, edge_length, level_count,
1336             device, usage, format_id, pool, parent, parent_ops);
1337     if (FAILED(hr))
1338     {
1339         WARN("Failed to initialize cubetexture, returning %#x\n", hr);
1340         HeapFree(GetProcessHeap(), 0, object);
1341         *texture = NULL;
1342         return hr;
1343     }
1344
1345     TRACE("Created texture %p.\n", object);
1346     *texture = object;
1347
1348     return WINED3D_OK;
1349 }