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 "wine/port.h"
  25 #include "wined3d_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3d_texture);
  28
  29 static HRESULT wined3d_texture_init(struct wined3d_texture *texture, const struct wined3d_texture_ops *texture_ops,
  30         UINT layer_count, UINT level_count, enum wined3d_resource_type resource_type, struct wined3d_device *device,
  31         DWORD usage, const struct wined3d_format *format, enum wined3d_pool pool, void *parent,
  32         const struct wined3d_parent_ops *parent_ops, const struct wined3d_resource_ops *resource_ops)
  33 {
  34     HRESULT hr;
  35
  36     hr = resource_init(&texture->resource, device, resource_type, format,
  37             WINED3D_MULTISAMPLE_NONE, 0, usage, pool, 0, 0, 0, 0,
  38             parent, parent_ops, resource_ops);
  39     if (FAILED(hr))
  40     {
  41         WARN("Failed to initialize resource, returning %#x\n", hr);
  42         return hr;
  43     }
  44
  45     texture->texture_ops = texture_ops;
  46     texture->sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  47             level_count * layer_count * sizeof(*texture->sub_resources));
  48     if (!texture->sub_resources)
  49     {
  50         ERR("Failed to allocate sub-resource array.\n");
  51         resource_cleanup(&texture->resource);
  52         return E_OUTOFMEMORY;
  53     }
  54
  55     texture->layer_count = layer_count;
  56     texture->level_count = level_count;
  57     texture->filter_type = (usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3D_TEXF_LINEAR : WINED3D_TEXF_NONE;
  58     texture->lod = 0;
  59     texture->texture_rgb.dirty = TRUE;
  60     texture->texture_srgb.dirty = TRUE;
  61     texture->flags = WINED3D_TEXTURE_POW2_MAT_IDENT;
  62
  63     if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
  64     {
  65         texture->min_mip_lookup = minMipLookup;
  66         texture->mag_lookup = magLookup;
  67     }
  68     else
  69     {
  70         texture->min_mip_lookup = minMipLookup_noFilter;
  71         texture->mag_lookup = magLookup_noFilter;
  72     }
  73
  74     return WINED3D_OK;
  75 }
  76
  77 /* A GL context is provided by the caller */
  78 static void gltexture_delete(struct gl_texture *tex)
  79 {
  80     ENTER_GL();
  81     glDeleteTextures(1, &tex->name);
  82     LEAVE_GL();
  83     tex->name = 0;
  84 }
  85
  86 static void wined3d_texture_unload(struct wined3d_texture *texture)
  87 {
  88     struct wined3d_device *device = texture->resource.device;
  89     struct wined3d_context *context = NULL;
  90
  91     if (texture->texture_rgb.name || texture->texture_srgb.name)
  92     {
  93         context = context_acquire(device, NULL);
  94     }
  95
  96     if (texture->texture_rgb.name)
  97         gltexture_delete(&texture->texture_rgb);
  98
  99     if (texture->texture_srgb.name)
 100         gltexture_delete(&texture->texture_srgb);
 101
 102     if (context) context_release(context);
 103
 104     wined3d_texture_set_dirty(texture, TRUE);
 105
 106     resource_unload(&texture->resource);
 107 }
 108
 109 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 110 {
 111     UINT sub_count = texture->level_count * texture->layer_count;
 112     UINT i;
 113
 114     TRACE("texture %p.\n", texture);
 115
 116     for (i = 0; i < sub_count; ++i)
 117     {
 118         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 119
 120         if (sub_resource)
 121             texture->texture_ops->texture_sub_resource_cleanup(sub_resource);
 122     }
 123
 124     wined3d_texture_unload(texture);
 125     HeapFree(GetProcessHeap(), 0, texture->sub_resources);
 126     resource_cleanup(&texture->resource);
 127 }
 128
 129 void wined3d_texture_set_dirty(struct wined3d_texture *texture, BOOL dirty)
 130 {
 131     texture->texture_rgb.dirty = dirty;
 132     texture->texture_srgb.dirty = dirty;
 133 }
 134
 135 /* Context activation is done by the caller. */
 136 static HRESULT wined3d_texture_bind(struct wined3d_texture *texture,
 137         struct wined3d_context *context, BOOL srgb, BOOL *set_surface_desc)
 138 {
 139     struct gl_texture *gl_tex;
 140     BOOL new_texture = FALSE;
 141     HRESULT hr = WINED3D_OK;
 142     GLenum target;
 143
 144     TRACE("texture %p, context %p, srgb %#x, set_surface_desc %p.\n", texture, context, srgb, set_surface_desc);
 145
 146     /* sRGB mode cache for preload() calls outside drawprim. */
 147     if (srgb)
 148         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 149     else
 150         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 151
 152     gl_tex = wined3d_texture_get_gl_texture(texture, context->gl_info, srgb);
 153     target = texture->target;
 154
 155     ENTER_GL();
 156     /* Generate a texture name if we don't already have one. */
 157     if (!gl_tex->name)
 158     {
 159         *set_surface_desc = TRUE;
 160         glGenTextures(1, &gl_tex->name);
 161         checkGLcall("glGenTextures");
 162         TRACE("Generated texture %d.\n", gl_tex->name);
 163         if (texture->resource.pool == WINED3D_POOL_DEFAULT)
 164         {
 165             /* Tell OpenGL to try and keep this texture in video ram (well mostly). */
 166             GLclampf tmp = 0.9f;
 167             glPrioritizeTextures(1, &gl_tex->name, &tmp);
 168         }
 169         /* Initialise the state of the texture object to the OpenGL defaults,
 170          * not the D3D defaults. */
 171         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_WRAP;
 172         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_WRAP;
 173         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = WINED3D_TADDRESS_WRAP;
 174         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = 0;
 175         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_LINEAR;
 176         gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 177         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 178         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = 0;
 179         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = 1;
 180         if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 181             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = TRUE;
 182         else
 183             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = srgb;
 184         gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 185         wined3d_texture_set_dirty(texture, TRUE);
 186         new_texture = TRUE;
 187
 188         if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 189         {
 190             /* This means double binding the texture at creation, but keeps
 191              * the code simpler all in all, and the run-time path free from
 192              * additional checks. */
 193             context_bind_texture(context, target, gl_tex->name);
 194             glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 195             checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 196         }
 197     }
 198     else
 199     {
 200         *set_surface_desc = FALSE;
 201     }
 202
 203     if (gl_tex->name)
 204     {
 205         context_bind_texture(context, target, gl_tex->name);
 206         if (new_texture)
 207         {
 208             /* For a new texture we have to set the texture levels after
 209              * binding the texture. Beware that texture rectangles do not
 210              * support mipmapping, but set the maxmiplevel if we're relying
 211              * on the partial GL_ARB_texture_non_power_of_two emulation with
 212              * texture rectangles. (I.e., do not care about cond_np2 here,
 213              * just look for GL_TEXTURE_RECTANGLE_ARB.) */
 214             if (target != GL_TEXTURE_RECTANGLE_ARB)
 215             {
 216                 TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 217                 glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 218                 checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 219             }
 220             if (target == GL_TEXTURE_CUBE_MAP_ARB)
 221             {
 222                 /* Cubemaps are always set to clamp, regardless of the sampler state. */
 223                 glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 224                 glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 225                 glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 226             }
 227         }
 228     }
 229     else
 230     {
 231         ERR("This texture doesn't have an OpenGL texture assigned to it.\n");
 232         hr = WINED3DERR_INVALIDCALL;
 233     }
 234
 235     LEAVE_GL();
 236     return hr;
 237 }
 238
 239 /* GL locking is done by the caller */
 240 static void apply_wrap(const struct wined3d_gl_info *gl_info, GLenum target,
 241         enum wined3d_texture_address d3d_wrap, GLenum param, BOOL cond_np2)
 242 {
 243     GLint gl_wrap;
 244
 245     if (d3d_wrap < WINED3D_TADDRESS_WRAP || d3d_wrap > WINED3D_TADDRESS_MIRROR_ONCE)
 246     {
 247         FIXME("Unrecognized or unsupported texture address mode %#x.\n", d3d_wrap);
 248         return;
 249     }
 250
 251     /* Cubemaps are always set to clamp, regardless of the sampler state. */
 252     if (target == GL_TEXTURE_CUBE_MAP_ARB
 253             || (cond_np2 && d3d_wrap == WINED3D_TADDRESS_WRAP))
 254         gl_wrap = GL_CLAMP_TO_EDGE;
 255     else
 256         gl_wrap = gl_info->wrap_lookup[d3d_wrap - WINED3D_TADDRESS_WRAP];
 257
 258     TRACE("Setting param %#x to %#x for target %#x.\n", param, gl_wrap, target);
 259     glTexParameteri(target, param, gl_wrap);
 260     checkGLcall("glTexParameteri(target, param, gl_wrap)");
 261 }
 262
 263 /* GL locking is done by the caller (state handler) */
 264 void wined3d_texture_apply_state_changes(struct wined3d_texture *texture,
 265         const DWORD sampler_states[WINED3D_HIGHEST_SAMPLER_STATE + 1],
 266         const struct wined3d_gl_info *gl_info)
 267 {
 268     BOOL cond_np2 = texture->flags & WINED3D_TEXTURE_COND_NP2;
 269     GLenum target = texture->target;
 270     struct gl_texture *gl_tex;
 271     DWORD state;
 272     DWORD aniso;
 273
 274     TRACE("texture %p, sampler_states %p.\n", texture, sampler_states);
 275
 276     gl_tex = wined3d_texture_get_gl_texture(texture, gl_info,
 277             texture->flags & WINED3D_TEXTURE_IS_SRGB);
 278
 279     /* This function relies on the correct texture being bound and loaded. */
 280
 281     if (sampler_states[WINED3D_SAMP_ADDRESS_U] != gl_tex->states[WINED3DTEXSTA_ADDRESSU])
 282     {
 283         state = sampler_states[WINED3D_SAMP_ADDRESS_U];
 284         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_S, cond_np2);
 285         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = state;
 286     }
 287
 288     if (sampler_states[WINED3D_SAMP_ADDRESS_V] != gl_tex->states[WINED3DTEXSTA_ADDRESSV])
 289     {
 290         state = sampler_states[WINED3D_SAMP_ADDRESS_V];
 291         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_T, cond_np2);
 292         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = state;
 293     }
 294
 295     if (sampler_states[WINED3D_SAMP_ADDRESS_W] != gl_tex->states[WINED3DTEXSTA_ADDRESSW])
 296     {
 297         state = sampler_states[WINED3D_SAMP_ADDRESS_W];
 298         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_R, cond_np2);
 299         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = state;
 300     }
 301
 302     if (sampler_states[WINED3D_SAMP_BORDER_COLOR] != gl_tex->states[WINED3DTEXSTA_BORDERCOLOR])
 303     {
 304         float col[4];
 305
 306         state = sampler_states[WINED3D_SAMP_BORDER_COLOR];
 307         D3DCOLORTOGLFLOAT4(state, col);
 308         TRACE("Setting border color for %#x to %#x.\n", target, state);
 309         glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &col[0]);
 310         checkGLcall("glTexParameterfv(..., GL_TEXTURE_BORDER_COLOR, ...)");
 311         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = state;
 312     }
 313
 314     if (sampler_states[WINED3D_SAMP_MAG_FILTER] != gl_tex->states[WINED3DTEXSTA_MAGFILTER])
 315     {
 316         GLint gl_value;
 317
 318         state = sampler_states[WINED3D_SAMP_MAG_FILTER];
 319         if (state > WINED3D_TEXF_ANISOTROPIC)
 320             FIXME("Unrecognized or unsupported MAGFILTER* value %d.\n", state);
 321
 322         gl_value = wined3d_gl_mag_filter(texture->mag_lookup,
 323                 min(max(state, WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR));
 324         TRACE("ValueMAG=%#x setting MAGFILTER to %#x.\n", state, gl_value);
 325         glTexParameteri(target, GL_TEXTURE_MAG_FILTER, gl_value);
 326
 327         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = state;
 328     }
 329
 330     if ((sampler_states[WINED3D_SAMP_MIN_FILTER] != gl_tex->states[WINED3DTEXSTA_MINFILTER]
 331             || sampler_states[WINED3D_SAMP_MIP_FILTER] != gl_tex->states[WINED3DTEXSTA_MIPFILTER]
 332             || sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL] != gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL]))
 333     {
 334         GLint gl_value;
 335
 336         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = sampler_states[WINED3D_SAMP_MIP_FILTER];
 337         gl_tex->states[WINED3DTEXSTA_MINFILTER] = sampler_states[WINED3D_SAMP_MIN_FILTER];
 338         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL];
 339
 340         if (gl_tex->states[WINED3DTEXSTA_MINFILTER] > WINED3D_TEXF_ANISOTROPIC
 341             || gl_tex->states[WINED3DTEXSTA_MIPFILTER] > WINED3D_TEXF_ANISOTROPIC)
 342         {
 343             FIXME("Unrecognized or unsupported MIN_FILTER value %#x MIP_FILTER value %#x.\n",
 344                   gl_tex->states[WINED3DTEXSTA_MINFILTER],
 345                   gl_tex->states[WINED3DTEXSTA_MIPFILTER]);
 346         }
 347         gl_value = wined3d_gl_min_mip_filter(texture->min_mip_lookup,
 348                 min(max(sampler_states[WINED3D_SAMP_MIN_FILTER], WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR),
 349                 min(max(sampler_states[WINED3D_SAMP_MIP_FILTER], WINED3D_TEXF_NONE), WINED3D_TEXF_LINEAR));
 350
 351         TRACE("ValueMIN=%#x, ValueMIP=%#x, setting MINFILTER to %#x.\n",
 352               sampler_states[WINED3D_SAMP_MIN_FILTER],
 353               sampler_states[WINED3D_SAMP_MIP_FILTER], gl_value);
 354         glTexParameteri(target, GL_TEXTURE_MIN_FILTER, gl_value);
 355         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 356
 357         if (!cond_np2)
 358         {
 359             if (gl_tex->states[WINED3DTEXSTA_MIPFILTER] == WINED3D_TEXF_NONE)
 360                 gl_value = texture->lod;
 361             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] >= texture->level_count)
 362                 gl_value = texture->level_count - 1;
 363             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] < texture->lod)
 364                 /* texture->lod is already clamped in the setter. */
 365                 gl_value = texture->lod;
 366             else
 367                 gl_value = gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL];
 368
 369             /* Note that WINED3D_SAMP_MAX_MIP_LEVEL specifies the largest mipmap
 370              * (default 0), while GL_TEXTURE_MAX_LEVEL specifies the smallest
 371              * mimap used (default 1000). So WINED3D_SAMP_MAX_MIP_LEVEL
 372              * corresponds to GL_TEXTURE_BASE_LEVEL. */
 373             glTexParameteri(target, GL_TEXTURE_BASE_LEVEL, gl_value);
 374         }
 375     }
 376
 377     if ((gl_tex->states[WINED3DTEXSTA_MAGFILTER] != WINED3D_TEXF_ANISOTROPIC
 378             && gl_tex->states[WINED3DTEXSTA_MINFILTER] != WINED3D_TEXF_ANISOTROPIC
 379             && gl_tex->states[WINED3DTEXSTA_MIPFILTER] != WINED3D_TEXF_ANISOTROPIC)
 380             || cond_np2)
 381         aniso = 1;
 382     else
 383         aniso = sampler_states[WINED3D_SAMP_MAX_ANISOTROPY];
 384
 385     if (gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] != aniso)
 386     {
 387         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 388         {
 389             glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso);
 390             checkGLcall("glTexParameteri(GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso)");
 391         }
 392         else
 393         {
 394             WARN("Anisotropic filtering not supported.\n");
 395         }
 396         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = aniso;
 397     }
 398
 399     /* These should always be the same unless EXT_texture_sRGB_decode is supported. */
 400     if (sampler_states[WINED3D_SAMP_SRGB_TEXTURE] != gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE])
 401     {
 402         glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 403                 sampler_states[WINED3D_SAMP_SRGB_TEXTURE] ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 404         checkGLcall("glTexParameteri(GL_TEXTURE_SRGB_DECODE_EXT)");
 405         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = sampler_states[WINED3D_SAMP_SRGB_TEXTURE];
 406     }
 407
 408     if (!(texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 409             != !gl_tex->states[WINED3DTEXSTA_SHADOW])
 410     {
 411         if (texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 412         {
 413             glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
 414             glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 415             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB)");
 416             gl_tex->states[WINED3DTEXSTA_SHADOW] = TRUE;
 417         }
 418         else
 419         {
 420             glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 421             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE)");
 422             gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 423         }
 424     }
 425 }
 426
 427 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 428 {
 429     ULONG refcount = InterlockedIncrement(&texture->resource.ref);
 430
 431     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 432
 433     return refcount;
 434 }
 435
 436 /* Do not call while under the GL lock. */
 437 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 438 {
 439     ULONG refcount = InterlockedDecrement(&texture->resource.ref);
 440
 441     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 442
 443     if (!refcount)
 444     {
 445         wined3d_texture_cleanup(texture);
 446         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 447         HeapFree(GetProcessHeap(), 0, texture);
 448     }
 449
 450     return refcount;
 451 }
 452
 453 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 454 {
 455     TRACE("texture %p.\n", texture);
 456
 457     return &texture->resource;
 458 }
 459
 460 DWORD CDECL wined3d_texture_set_priority(struct wined3d_texture *texture, DWORD priority)
 461 {
 462     return resource_set_priority(&texture->resource, priority);
 463 }
 464
 465 DWORD CDECL wined3d_texture_get_priority(const struct wined3d_texture *texture)
 466 {
 467     return resource_get_priority(&texture->resource);
 468 }
 469
 470 /* Do not call while under the GL lock. */
 471 void CDECL wined3d_texture_preload(struct wined3d_texture *texture)
 472 {
 473     texture->texture_ops->texture_preload(texture, SRGB_ANY);
 474 }
 475
 476 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
 477 {
 478     TRACE("texture %p.\n", texture);
 479
 480     return texture->resource.parent;
 481 }
 482
 483 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
 484 {
 485     DWORD old = texture->lod;
 486
 487     TRACE("texture %p, lod %u.\n", texture, lod);
 488
 489     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 490      * textures. The call always returns 0, and GetLOD always returns 0. */
 491     if (texture->resource.pool != WINED3D_POOL_MANAGED)
 492     {
 493         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
 494         return 0;
 495     }
 496
 497     if (lod >= texture->level_count)
 498         lod = texture->level_count - 1;
 499
 500     if (texture->lod != lod)
 501     {
 502         texture->lod = lod;
 503
 504         texture->texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 505         texture->texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 506         if (texture->resource.bind_count)
 507             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
 508     }
 509
 510     return old;
 511 }
 512
 513 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
 514 {
 515     TRACE("texture %p, returning %u.\n", texture, texture->lod);
 516
 517     return texture->lod;
 518 }
 519
 520 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
 521 {
 522     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
 523
 524     return texture->level_count;
 525 }
 526
 527 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
 528         enum wined3d_texture_filter_type filter_type)
 529 {
 530     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
 531
 532     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
 533     {
 534         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
 535         return WINED3DERR_INVALIDCALL;
 536     }
 537
 538     texture->filter_type = filter_type;
 539
 540     return WINED3D_OK;
 541 }
 542
 543 enum wined3d_texture_filter_type CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
 544 {
 545     TRACE("texture %p.\n", texture);
 546
 547     return texture->filter_type;
 548 }
 549
 550 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
 551 {
 552     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 553     FIXME("texture %p stub!\n", texture);
 554 }
 555
 556 struct wined3d_resource * CDECL wined3d_texture_get_sub_resource(struct wined3d_texture *texture,
 557         UINT sub_resource_idx)
 558 {
 559     UINT sub_count = texture->level_count * texture->layer_count;
 560
 561     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
 562
 563     if (sub_resource_idx >= sub_count)
 564     {
 565         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
 566         return NULL;
 567     }
 568
 569     return texture->sub_resources[sub_resource_idx];
 570 }
 571
 572 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
 573         UINT layer, const struct wined3d_box *dirty_region)
 574 {
 575     struct wined3d_resource *sub_resource;
 576
 577     TRACE("texture %p, layer %u, dirty_region %p.\n", texture, layer, dirty_region);
 578
 579     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, layer * texture->level_count)))
 580     {
 581         WARN("Failed to get sub-resource.\n");
 582         return WINED3DERR_INVALIDCALL;
 583     }
 584
 585     wined3d_texture_set_dirty(texture, TRUE);
 586     texture->texture_ops->texture_sub_resource_add_dirty_region(sub_resource, dirty_region);
 587
 588     return WINED3D_OK;
 589 }
 590
 591 /* Context activation is done by the caller. */
 592 static HRESULT texture2d_bind(struct wined3d_texture *texture,
 593         struct wined3d_context *context, BOOL srgb)
 594 {
 595     BOOL set_gl_texture_desc;
 596     HRESULT hr;
 597
 598     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 599
 600     hr = wined3d_texture_bind(texture, context, srgb, &set_gl_texture_desc);
 601     if (set_gl_texture_desc && SUCCEEDED(hr))
 602     {
 603         UINT sub_count = texture->level_count * texture->layer_count;
 604         BOOL srgb_tex = !context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE]
 605                 && (texture->flags & WINED3D_TEXTURE_IS_SRGB);
 606         struct gl_texture *gl_tex;
 607         UINT i;
 608
 609         gl_tex = wined3d_texture_get_gl_texture(texture, context->gl_info, srgb_tex);
 610
 611         for (i = 0; i < sub_count; ++i)
 612         {
 613             struct wined3d_surface *surface = surface_from_resource(texture->sub_resources[i]);
 614             surface_set_texture_name(surface, gl_tex->name, srgb_tex);
 615         }
 616
 617         /* Conditinal non power of two textures use a different clamping
 618          * default. If we're using the GL_WINE_normalized_texrect partial
 619          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 620          * has the address mode set to repeat - something that prevents us
 621          * from hitting the accelerated codepath. Thus manually set the GL
 622          * state. The same applies to filtering. Even if the texture has only
 623          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 624          * fallback on macos. */
 625         if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 626         {
 627             GLenum target = texture->target;
 628
 629             ENTER_GL();
 630             glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 631             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)");
 632             glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 633             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)");
 634             glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 635             checkGLcall("glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST)");
 636             glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 637             checkGLcall("glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST)");
 638             LEAVE_GL();
 639             gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_CLAMP;
 640             gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_CLAMP;
 641             gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_POINT;
 642             gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT;
 643             gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_NONE;
 644         }
 645     }
 646
 647     return hr;
 648 }
 649
 650 static BOOL texture_srgb_mode(const struct wined3d_texture *texture, enum WINED3DSRGB srgb)
 651 {
 652     switch (srgb)
 653     {
 654         case SRGB_RGB:
 655             return FALSE;
 656
 657         case SRGB_SRGB:
 658             return TRUE;
 659
 660         default:
 661             return texture->flags & WINED3D_TEXTURE_IS_SRGB;
 662     }
 663 }
 664
 665 /* Do not call while under the GL lock. */
 666 static void texture2d_preload(struct wined3d_texture *texture, enum WINED3DSRGB srgb)
 667 {
 668     UINT sub_count = texture->level_count * texture->layer_count;
 669     struct wined3d_device *device = texture->resource.device;
 670     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 671     struct wined3d_context *context = NULL;
 672     struct gl_texture *gl_tex;
 673     BOOL srgb_mode;
 674     UINT i;
 675
 676     TRACE("texture %p, srgb %#x.\n", texture, srgb);
 677
 678     srgb_mode = texture_srgb_mode(texture, srgb);
 679     gl_tex = wined3d_texture_get_gl_texture(texture, gl_info, srgb_mode);
 680
 681     if (!device->isInDraw)
 682     {
 683         /* No danger of recursive calls, context_acquire() sets isInDraw to TRUE
 684          * when loading offscreen render targets into the texture. */
 685         context = context_acquire(device, NULL);
 686     }
 687
 688     if (gl_tex->dirty)
 689     {
 690         /* Reload the surfaces if the texture is marked dirty. */
 691         for (i = 0; i < sub_count; ++i)
 692         {
 693             surface_load(surface_from_resource(texture->sub_resources[i]), srgb_mode);
 694         }
 695     }
 696     else
 697     {
 698         TRACE("Texture %p not dirty, nothing to do.\n", texture);
 699     }
 700
 701     /* No longer dirty. */
 702     gl_tex->dirty = FALSE;
 703
 704     if (context) context_release(context);
 705 }
 706
 707 static void texture2d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
 708         const struct wined3d_box *dirty_region)
 709 {
 710     surface_add_dirty_rect(surface_from_resource(sub_resource), dirty_region);
 711 }
 712
 713 static void texture2d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
 714 {
 715     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 716
 717     /* Clean out the texture name we gave to the surface so that the
 718      * surface doesn't try and release it. */
 719     surface_set_texture_name(surface, 0, TRUE);
 720     surface_set_texture_name(surface, 0, FALSE);
 721     surface_set_texture_target(surface, 0);
 722     surface_set_container(surface, WINED3D_CONTAINER_NONE, NULL);
 723     wined3d_surface_decref(surface);
 724 }
 725
 726 /* Do not call while under the GL lock. */
 727 static void texture2d_unload(struct wined3d_resource *resource)
 728 {
 729     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
 730     UINT sub_count = texture->level_count * texture->layer_count;
 731     UINT i;
 732
 733     TRACE("texture %p.\n", texture);
 734
 735     for (i = 0; i < sub_count; ++i)
 736     {
 737         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 738         struct wined3d_surface *surface = surface_from_resource(sub_resource);
 739
 740         sub_resource->resource_ops->resource_unload(sub_resource);
 741         surface_set_texture_name(surface, 0, FALSE); /* Delete RGB name */
 742         surface_set_texture_name(surface, 0, TRUE); /* Delete sRGB name */
 743     }
 744
 745     wined3d_texture_unload(texture);
 746 }
 747
 748 static const struct wined3d_texture_ops texture2d_ops =
 749 {
 750     texture2d_bind,
 751     texture2d_preload,
 752     texture2d_sub_resource_add_dirty_region,
 753     texture2d_sub_resource_cleanup,
 754 };
 755
 756 static const struct wined3d_resource_ops texture2d_resource_ops =
 757 {
 758     texture2d_unload,
 759 };
 760
 761 static HRESULT cubetexture_init(struct wined3d_texture *texture, UINT edge_length, UINT levels,
 762         struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool,
 763         void *parent, const struct wined3d_parent_ops *parent_ops)
 764 {
 765     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 766     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 767     UINT pow2_edge_length;
 768     unsigned int i, j;
 769     UINT tmp_w;
 770     HRESULT hr;
 771
 772     /* TODO: It should only be possible to create textures for formats
 773      * that are reported as supported. */
 774     if (WINED3DFMT_UNKNOWN >= format_id)
 775     {
 776         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 777         return WINED3DERR_INVALIDCALL;
 778     }
 779
 780     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && pool != WINED3D_POOL_SCRATCH)
 781     {
 782         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 783         return WINED3DERR_INVALIDCALL;
 784     }
 785
 786     /* Calculate levels for mip mapping */
 787     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 788     {
 789         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 790         {
 791             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 792             return WINED3DERR_INVALIDCALL;
 793         }
 794
 795         if (levels > 1)
 796         {
 797             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 798             return WINED3DERR_INVALIDCALL;
 799         }
 800
 801         levels = 1;
 802     }
 803     else if (!levels)
 804     {
 805         levels = wined3d_log2i(edge_length) + 1;
 806         TRACE("Calculated levels = %u.\n", levels);
 807     }
 808
 809     hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels,
 810             WINED3D_RTYPE_CUBE_TEXTURE, device, usage, format, pool,
 811             parent, parent_ops, &texture2d_resource_ops);
 812     if (FAILED(hr))
 813     {
 814         WARN("Failed to initialize texture, returning %#x\n", hr);
 815         return hr;
 816     }
 817
 818     /* Find the nearest pow2 match. */
 819     pow2_edge_length = 1;
 820     while (pow2_edge_length < edge_length) pow2_edge_length <<= 1;
 821
 822     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO] || (edge_length == pow2_edge_length))
 823     {
 824         /* Precalculated scaling for 'faked' non power of two texture coords. */
 825         texture->pow2_matrix[0] = 1.0f;
 826         texture->pow2_matrix[5] = 1.0f;
 827         texture->pow2_matrix[10] = 1.0f;
 828         texture->pow2_matrix[15] = 1.0f;
 829     }
 830     else
 831     {
 832         /* Precalculated scaling for 'faked' non power of two texture coords. */
 833         texture->pow2_matrix[0] = ((float)edge_length) / ((float)pow2_edge_length);
 834         texture->pow2_matrix[5] = ((float)edge_length) / ((float)pow2_edge_length);
 835         texture->pow2_matrix[10] = ((float)edge_length) / ((float)pow2_edge_length);
 836         texture->pow2_matrix[15] = 1.0f;
 837         texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 838     }
 839     texture->target = GL_TEXTURE_CUBE_MAP_ARB;
 840
 841     /* Generate all the surfaces. */
 842     tmp_w = edge_length;
 843     for (i = 0; i < texture->level_count; ++i)
 844     {
 845         /* Create the 6 faces. */
 846         for (j = 0; j < 6; ++j)
 847         {
 848             static const GLenum cube_targets[6] =
 849             {
 850                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 851                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 852                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 853                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 854                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 855                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 856             };
 857             UINT idx = j * texture->level_count + i;
 858             struct wined3d_surface *surface;
 859
 860             hr = device->device_parent->ops->create_surface(device->device_parent, parent, tmp_w, tmp_w,
 861                     format_id, usage, pool, i /* Level */, j, &surface);
 862             if (FAILED(hr))
 863             {
 864                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 865                 wined3d_texture_cleanup(texture);
 866                 return hr;
 867             }
 868
 869             surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
 870             surface_set_texture_target(surface, cube_targets[j]);
 871             texture->sub_resources[idx] = &surface->resource;
 872             TRACE("Created surface level %u @ %p.\n", i, surface);
 873         }
 874         tmp_w = max(1, tmp_w >> 1);
 875     }
 876
 877     return WINED3D_OK;
 878 }
 879
 880 static HRESULT texture_init(struct wined3d_texture *texture, UINT width, UINT height, UINT levels,
 881         struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool,
 882         void *parent, const struct wined3d_parent_ops *parent_ops)
 883 {
 884     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 885     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 886     UINT pow2_width, pow2_height;
 887     UINT tmp_w, tmp_h;
 888     unsigned int i;
 889     HRESULT hr;
 890
 891     /* TODO: It should only be possible to create textures for formats
 892      * that are reported as supported. */
 893     if (WINED3DFMT_UNKNOWN >= format_id)
 894     {
 895         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 896         return WINED3DERR_INVALIDCALL;
 897     }
 898
 899     /* Non-power2 support. */
 900     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 901     {
 902         pow2_width = width;
 903         pow2_height = height;
 904     }
 905     else
 906     {
 907         /* Find the nearest pow2 match. */
 908         pow2_width = pow2_height = 1;
 909         while (pow2_width < width) pow2_width <<= 1;
 910         while (pow2_height < height) pow2_height <<= 1;
 911
 912         if (pow2_width != width || pow2_height != height)
 913         {
 914             if (levels > 1)
 915             {
 916                 WARN("Attempted to create a mipmapped np2 texture without unconditional np2 support.\n");
 917                 return WINED3DERR_INVALIDCALL;
 918             }
 919             levels = 1;
 920         }
 921     }
 922
 923     /* Calculate levels for mip mapping. */
 924     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
 925     {
 926         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 927         {
 928             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
 929             return WINED3DERR_INVALIDCALL;
 930         }
 931
 932         if (levels > 1)
 933         {
 934             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
 935             return WINED3DERR_INVALIDCALL;
 936         }
 937
 938         levels = 1;
 939     }
 940     else if (!levels)
 941     {
 942         levels = wined3d_log2i(max(width, height)) + 1;
 943         TRACE("Calculated levels = %u.\n", levels);
 944     }
 945
 946     hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels,
 947             WINED3D_RTYPE_TEXTURE, device, usage, format, pool,
 948             parent, parent_ops, &texture2d_resource_ops);
 949     if (FAILED(hr))
 950     {
 951         WARN("Failed to initialize texture, returning %#x.\n", hr);
 952         return hr;
 953     }
 954
 955     /* Precalculated scaling for 'faked' non power of two texture coords.
 956      * Second also don't use ARB_TEXTURE_RECTANGLE in case the surface format is P8 and EXT_PALETTED_TEXTURE
 957      * is used in combination with texture uploads (RTL_READTEX). The reason is that EXT_PALETTED_TEXTURE
 958      * doesn't work in combination with ARB_TEXTURE_RECTANGLE. */
 959     if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT] && (width != pow2_width || height != pow2_height))
 960     {
 961         texture->pow2_matrix[0] = 1.0f;
 962         texture->pow2_matrix[5] = 1.0f;
 963         texture->pow2_matrix[10] = 1.0f;
 964         texture->pow2_matrix[15] = 1.0f;
 965         texture->target = GL_TEXTURE_2D;
 966         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 967         texture->min_mip_lookup = minMipLookup_noFilter;
 968     }
 969     else if (gl_info->supported[ARB_TEXTURE_RECTANGLE] && (width != pow2_width || height != pow2_height)
 970             && !(format->id == WINED3DFMT_P8_UINT && gl_info->supported[EXT_PALETTED_TEXTURE]
 971             && wined3d_settings.rendertargetlock_mode == RTL_READTEX))
 972     {
 973         if (width != 1 || height != 1)
 974             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 975
 976         texture->pow2_matrix[0] = (float)width;
 977         texture->pow2_matrix[5] = (float)height;
 978         texture->pow2_matrix[10] = 1.0f;
 979         texture->pow2_matrix[15] = 1.0f;
 980         texture->target = GL_TEXTURE_RECTANGLE_ARB;
 981         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 982
 983         if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
 984             texture->min_mip_lookup = minMipLookup_noMip;
 985         else
 986             texture->min_mip_lookup = minMipLookup_noFilter;
 987     }
 988     else
 989     {
 990         if ((width != pow2_width) || (height != pow2_height))
 991         {
 992             texture->pow2_matrix[0] = (((float)width) / ((float)pow2_width));
 993             texture->pow2_matrix[5] = (((float)height) / ((float)pow2_height));
 994             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 995         }
 996         else
 997         {
 998             texture->pow2_matrix[0] = 1.0f;
 999             texture->pow2_matrix[5] = 1.0f;
1000         }
1001
1002         texture->pow2_matrix[10] = 1.0f;
1003         texture->pow2_matrix[15] = 1.0f;
1004         texture->target = GL_TEXTURE_2D;
1005     }
1006     TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
1007
1008     /* Generate all the surfaces. */
1009     tmp_w = width;
1010     tmp_h = height;
1011     for (i = 0; i < texture->level_count; ++i)
1012     {
1013         struct wined3d_surface *surface;
1014
1015         /* Use the callback to create the texture surface. */
1016         hr = device->device_parent->ops->create_surface(device->device_parent, parent, tmp_w, tmp_h,
1017                 format->id, usage, pool, i, 0, &surface);
1018         if (FAILED(hr))
1019         {
1020             FIXME("Failed to create surface %p, hr %#x\n", texture, hr);
1021             wined3d_texture_cleanup(texture);
1022             return hr;
1023         }
1024
1025         surface_set_container(surface, WINED3D_CONTAINER_TEXTURE, texture);
1026         surface_set_texture_target(surface, texture->target);
1027         texture->sub_resources[i] = &surface->resource;
1028         TRACE("Created surface level %u @ %p.\n", i, surface);
1029         /* Calculate the next mipmap level. */
1030         tmp_w = max(1, tmp_w >> 1);
1031         tmp_h = max(1, tmp_h >> 1);
1032     }
1033
1034     return WINED3D_OK;
1035 }
1036
1037 /* Context activation is done by the caller. */
1038 static HRESULT texture3d_bind(struct wined3d_texture *texture,
1039         struct wined3d_context *context, BOOL srgb)
1040 {
1041     BOOL dummy;
1042
1043     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
1044
1045     return wined3d_texture_bind(texture, context, srgb, &dummy);
1046 }
1047
1048 /* Do not call while under the GL lock. */
1049 static void texture3d_preload(struct wined3d_texture *texture, enum WINED3DSRGB srgb)
1050 {
1051     struct wined3d_device *device = texture->resource.device;
1052     struct wined3d_context *context;
1053     BOOL srgb_was_toggled = FALSE;
1054     unsigned int i;
1055
1056     TRACE("texture %p, srgb %#x.\n", texture, srgb);
1057
1058     /* TODO: Use already acquired context when possible. */
1059     context = context_acquire(device, NULL);
1060     if (texture->resource.bind_count > 0)
1061     {
1062         BOOL texture_srgb = texture->flags & WINED3D_TEXTURE_IS_SRGB;
1063         BOOL sampler_srgb = texture_srgb_mode(texture, srgb);
1064         srgb_was_toggled = !texture_srgb != !sampler_srgb;
1065
1066         if (srgb_was_toggled)
1067         {
1068             if (sampler_srgb)
1069                 texture->flags |= WINED3D_TEXTURE_IS_SRGB;
1070             else
1071                 texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
1072         }
1073     }
1074
1075     /* If the texture is marked dirty or the sRGB sampler setting has changed
1076      * since the last load then reload the volumes. */
1077     if (texture->texture_rgb.dirty)
1078     {
1079         for (i = 0; i < texture->level_count; ++i)
1080         {
1081             volume_load(volume_from_resource(texture->sub_resources[i]), context, i,
1082                     texture->flags & WINED3D_TEXTURE_IS_SRGB);
1083         }
1084     }
1085     else if (srgb_was_toggled)
1086     {
1087         for (i = 0; i < texture->level_count; ++i)
1088         {
1089             struct wined3d_volume *volume = volume_from_resource(texture->sub_resources[i]);
1090             volume_add_dirty_box(volume, NULL);
1091             volume_load(volume, context, i, texture->flags & WINED3D_TEXTURE_IS_SRGB);
1092         }
1093     }
1094     else
1095     {
1096         TRACE("Texture %p not dirty, nothing to do.\n", texture);
1097     }
1098
1099     context_release(context);
1100
1101     /* No longer dirty */
1102     texture->texture_rgb.dirty = FALSE;
1103 }
1104
1105 static void texture3d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
1106         const struct wined3d_box *dirty_region)
1107 {
1108     volume_add_dirty_box(volume_from_resource(sub_resource), dirty_region);
1109 }
1110
1111 static void texture3d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
1112 {
1113     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1114
1115     /* Cleanup the container. */
1116     volume_set_container(volume, NULL);
1117     wined3d_volume_decref(volume);
1118 }
1119
1120 /* Do not call while under the GL lock. */
1121 static void texture3d_unload(struct wined3d_resource *resource)
1122 {
1123     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
1124     UINT i;
1125
1126     TRACE("texture %p.\n", texture);
1127
1128     for (i = 0; i < texture->level_count; ++i)
1129     {
1130         struct wined3d_resource *sub_resource = texture->sub_resources[i];
1131         sub_resource->resource_ops->resource_unload(sub_resource);
1132     }
1133
1134     wined3d_texture_unload(texture);
1135 }
1136
1137 static const struct wined3d_texture_ops texture3d_ops =
1138 {
1139     texture3d_bind,
1140     texture3d_preload,
1141     texture3d_sub_resource_add_dirty_region,
1142     texture3d_sub_resource_cleanup,
1143 };
1144
1145 static const struct wined3d_resource_ops texture3d_resource_ops =
1146 {
1147     texture3d_unload,
1148 };
1149
1150 static HRESULT volumetexture_init(struct wined3d_texture *texture, UINT width, UINT height,
1151         UINT depth, UINT levels, struct wined3d_device *device, DWORD usage, enum wined3d_format_id format_id,
1152         enum wined3d_pool pool, void *parent, const struct wined3d_parent_ops *parent_ops)
1153 {
1154     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1155     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
1156     UINT tmp_w, tmp_h, tmp_d;
1157     unsigned int i;
1158     HRESULT hr;
1159
1160     /* TODO: It should only be possible to create textures for formats
1161      * that are reported as supported. */
1162     if (WINED3DFMT_UNKNOWN >= format_id)
1163     {
1164         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1165         return WINED3DERR_INVALIDCALL;
1166     }
1167
1168     if (!gl_info->supported[EXT_TEXTURE3D])
1169     {
1170         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
1171         return WINED3DERR_INVALIDCALL;
1172     }
1173
1174     /* Calculate levels for mip mapping. */
1175     if (usage & WINED3DUSAGE_AUTOGENMIPMAP)
1176     {
1177         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1178         {
1179             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1180             return WINED3DERR_INVALIDCALL;
1181         }
1182
1183         if (levels > 1)
1184         {
1185             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
1186             return WINED3DERR_INVALIDCALL;
1187         }
1188
1189         levels = 1;
1190     }
1191     else if (!levels)
1192     {
1193         levels = wined3d_log2i(max(max(width, height), depth)) + 1;
1194         TRACE("Calculated levels = %u.\n", levels);
1195     }
1196
1197     hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels,
1198             WINED3D_RTYPE_VOLUME_TEXTURE, device, usage, format, pool,
1199             parent, parent_ops, &texture3d_resource_ops);
1200     if (FAILED(hr))
1201     {
1202         WARN("Failed to initialize texture, returning %#x.\n", hr);
1203         return hr;
1204     }
1205
1206     /* Is NP2 support for volumes needed? */
1207     texture->pow2_matrix[0] = 1.0f;
1208     texture->pow2_matrix[5] = 1.0f;
1209     texture->pow2_matrix[10] = 1.0f;
1210     texture->pow2_matrix[15] = 1.0f;
1211     texture->target = GL_TEXTURE_3D;
1212
1213     /* Generate all the surfaces. */
1214     tmp_w = width;
1215     tmp_h = height;
1216     tmp_d = depth;
1217
1218     for (i = 0; i < texture->level_count; ++i)
1219     {
1220         struct wined3d_volume *volume;
1221
1222         /* Create the volume. */
1223         hr = device->device_parent->ops->create_volume(device->device_parent, parent,
1224                 tmp_w, tmp_h, tmp_d, format_id, pool, usage, &volume);
1225         if (FAILED(hr))
1226         {
1227             ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
1228             wined3d_texture_cleanup(texture);
1229             return hr;
1230         }
1231
1232         /* Set its container to this texture. */
1233         volume_set_container(volume, texture);
1234         texture->sub_resources[i] = &volume->resource;
1235
1236         /* Calculate the next mipmap level. */
1237         tmp_w = max(1, tmp_w >> 1);
1238         tmp_h = max(1, tmp_h >> 1);
1239         tmp_d = max(1, tmp_d >> 1);
1240     }
1241
1242     return WINED3D_OK;
1243 }
1244
1245 HRESULT CDECL wined3d_texture_create_2d(struct wined3d_device *device, UINT width, UINT height,
1246         UINT level_count, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool, void *parent,
1247         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1248 {
1249     struct wined3d_texture *object;
1250     HRESULT hr;
1251
1252     TRACE("device %p, width %u, height %u, level_count %u, usage %#x\n",
1253             device, width, height, level_count, usage);
1254     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1255             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1256
1257     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1258     if (!object)
1259     {
1260         ERR("Out of memory.\n");
1261         *texture = NULL;
1262         return WINED3DERR_OUTOFVIDEOMEMORY;
1263     }
1264
1265     hr = texture_init(object, width, height, level_count,
1266             device, usage, format_id, pool, parent, parent_ops);
1267     if (FAILED(hr))
1268     {
1269         WARN("Failed to initialize texture, returning %#x.\n", hr);
1270         HeapFree(GetProcessHeap(), 0, object);
1271         *texture = NULL;
1272         return hr;
1273     }
1274
1275     TRACE("Created texture %p.\n", object);
1276     *texture = object;
1277
1278     return WINED3D_OK;
1279 }
1280
1281 HRESULT CDECL wined3d_texture_create_3d(struct wined3d_device *device, UINT width, UINT height, UINT depth,
1282         UINT level_count, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool, void *parent,
1283         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1284 {
1285     struct wined3d_texture *object;
1286     HRESULT hr;
1287
1288     TRACE("device %p, width %u, height %u, depth %u, level_count %u, usage %#x\n",
1289             device, width, height, depth, level_count, usage);
1290     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1291             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1292
1293     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1294     if (!object)
1295     {
1296         ERR("Out of memory\n");
1297         *texture = NULL;
1298         return WINED3DERR_OUTOFVIDEOMEMORY;
1299     }
1300
1301     hr = volumetexture_init(object, width, height, depth, level_count,
1302             device, usage, format_id, pool, parent, parent_ops);
1303     if (FAILED(hr))
1304     {
1305         WARN("Failed to initialize volumetexture, returning %#x\n", hr);
1306         HeapFree(GetProcessHeap(), 0, object);
1307         *texture = NULL;
1308         return hr;
1309     }
1310
1311     TRACE("Created texture %p.\n", object);
1312     *texture = object;
1313
1314     return WINED3D_OK;
1315 }
1316
1317 HRESULT CDECL wined3d_texture_create_cube(struct wined3d_device *device, UINT edge_length,
1318         UINT level_count, DWORD usage, enum wined3d_format_id format_id, enum wined3d_pool pool, void *parent,
1319         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1320 {
1321     struct wined3d_texture *object;
1322     HRESULT hr;
1323
1324     TRACE("device %p, edge_length %u, level_count %u, usage %#x\n",
1325             device, edge_length, level_count, usage);
1326     TRACE("format %s, pool %#x, parent %p, parent_ops %p, texture %p.\n",
1327             debug_d3dformat(format_id), pool, parent, parent_ops, texture);
1328
1329     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1330     if (!object)
1331     {
1332         ERR("Out of memory\n");
1333         *texture = NULL;
1334         return WINED3DERR_OUTOFVIDEOMEMORY;
1335     }
1336
1337     hr = cubetexture_init(object, edge_length, level_count,
1338             device, usage, format_id, pool, parent, parent_ops);
1339     if (FAILED(hr))
1340     {
1341         WARN("Failed to initialize cubetexture, returning %#x\n", hr);
1342         HeapFree(GetProcessHeap(), 0, object);
1343         *texture = NULL;
1344         return hr;
1345     }
1346
1347     TRACE("Created texture %p.\n", object);
1348     *texture = object;
1349
1350     return WINED3D_OK;
1351 }