dlls/wined3d/texture.c

   1 /*
   2  * Copyright 2002-2005 Jason Edmeades
   3  * Copyright 2002-2005 Raphael Junqueira
   4  * Copyright 2005 Oliver Stieber
   5  * Copyright 2007-2009, 2013 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);
  28 WINE_DECLARE_DEBUG_CHANNEL(d3d_perf);
  29 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  30
  31 #define WINED3D_TEXTURE_DYNAMIC_MAP_THRESHOLD 50
  32
  33 static BOOL wined3d_texture_use_pbo(const struct wined3d_texture *texture, const struct wined3d_gl_info *gl_info)
  34 {
  35     return texture->resource.pool == WINED3D_POOL_DEFAULT
  36             && texture->resource.access_flags & WINED3D_RESOURCE_ACCESS_CPU
  37             && gl_info->supported[ARB_PIXEL_BUFFER_OBJECT]
  38             && !texture->resource.format->convert
  39             && !(texture->flags & (WINED3D_TEXTURE_PIN_SYSMEM | WINED3D_TEXTURE_COND_NP2_EMULATED));
  40 }
  41
  42 static BOOL wined3d_texture_use_immutable_storage(const struct wined3d_texture *texture,
  43         const struct wined3d_gl_info *gl_info)
  44 {
  45     /* We don't expect to create texture views for textures with height-scaled formats.
  46      * Besides, ARB_texture_storage doesn't allow specifying exact sizes for all levels. */
  47     return gl_info->supported[ARB_TEXTURE_STORAGE]
  48             && !(texture->resource.format_flags & WINED3DFMT_FLAG_HEIGHT_SCALE);
  49 }
  50
  51 GLenum wined3d_texture_get_gl_buffer(const struct wined3d_texture *texture)
  52 {
  53     const struct wined3d_swapchain *swapchain = texture->swapchain;
  54
  55     TRACE("texture %p.\n", texture);
  56
  57     if (!swapchain)
  58     {
  59         ERR("Texture %p is not part of a swapchain.\n", texture);
  60         return GL_NONE;
  61     }
  62
  63     if (swapchain->back_buffers && swapchain->back_buffers[0] == texture)
  64     {
  65         if (swapchain->render_to_fbo)
  66         {
  67             TRACE("Returning GL_COLOR_ATTACHMENT0.\n");
  68             return GL_COLOR_ATTACHMENT0;
  69         }
  70         TRACE("Returning GL_BACK.\n");
  71         return GL_BACK;
  72     }
  73     else if (texture == swapchain->front_buffer)
  74     {
  75         TRACE("Returning GL_FRONT.\n");
  76         return GL_FRONT;
  77     }
  78
  79     FIXME("Higher back buffer, returning GL_BACK.\n");
  80     return GL_BACK;
  81 }
  82
  83 static DWORD wined3d_resource_access_from_location(DWORD location)
  84 {
  85     switch (location)
  86     {
  87         case WINED3D_LOCATION_DISCARDED:
  88             return 0;
  89
  90         case WINED3D_LOCATION_SYSMEM:
  91         case WINED3D_LOCATION_USER_MEMORY:
  92             return WINED3D_RESOURCE_ACCESS_CPU;
  93
  94         case WINED3D_LOCATION_BUFFER:
  95         case WINED3D_LOCATION_DRAWABLE:
  96         case WINED3D_LOCATION_TEXTURE_RGB:
  97         case WINED3D_LOCATION_TEXTURE_SRGB:
  98         case WINED3D_LOCATION_RB_MULTISAMPLE:
  99         case WINED3D_LOCATION_RB_RESOLVED:
 100             return WINED3D_RESOURCE_ACCESS_GPU;
 101
 102         default:
 103             FIXME("Unhandled location %#x.\n", location);
 104             return 0;
 105     }
 106 }
 107
 108 static void wined3d_texture_evict_sysmem(struct wined3d_texture *texture)
 109 {
 110     struct wined3d_texture_sub_resource *sub_resource;
 111     unsigned int i, sub_count;
 112
 113     if (texture->flags & (WINED3D_TEXTURE_CONVERTED | WINED3D_TEXTURE_PIN_SYSMEM)
 114             || texture->download_count > WINED3D_TEXTURE_DYNAMIC_MAP_THRESHOLD)
 115     {
 116         TRACE("Not evicting system memory for texture %p.\n", texture);
 117         return;
 118     }
 119
 120     TRACE("Evicting system memory for texture %p.\n", texture);
 121
 122     sub_count = texture->level_count * texture->layer_count;
 123     for (i = 0; i < sub_count; ++i)
 124     {
 125         sub_resource = &texture->sub_resources[i];
 126         if (sub_resource->locations == WINED3D_LOCATION_SYSMEM)
 127             ERR("WINED3D_LOCATION_SYSMEM is the only location for sub-resource %u of texture %p.\n",
 128                     i, texture);
 129         sub_resource->locations &= ~WINED3D_LOCATION_SYSMEM;
 130     }
 131     wined3d_resource_free_sysmem(&texture->resource);
 132 }
 133
 134 void wined3d_texture_validate_location(struct wined3d_texture *texture,
 135         unsigned int sub_resource_idx, DWORD location)
 136 {
 137     struct wined3d_texture_sub_resource *sub_resource;
 138     DWORD previous_locations;
 139
 140     TRACE("texture %p, sub_resource_idx %u, location %s.\n",
 141             texture, sub_resource_idx, wined3d_debug_location(location));
 142
 143     sub_resource = &texture->sub_resources[sub_resource_idx];
 144     previous_locations = sub_resource->locations;
 145     sub_resource->locations |= location;
 146     if (previous_locations == WINED3D_LOCATION_SYSMEM && location != WINED3D_LOCATION_SYSMEM
 147             && !--texture->sysmem_count)
 148         wined3d_texture_evict_sysmem(texture);
 149
 150     TRACE("New locations flags are %s.\n", wined3d_debug_location(sub_resource->locations));
 151 }
 152
 153 static void wined3d_texture_set_dirty(struct wined3d_texture *texture)
 154 {
 155     texture->flags &= ~(WINED3D_TEXTURE_RGB_VALID | WINED3D_TEXTURE_SRGB_VALID);
 156 }
 157
 158 void wined3d_texture_invalidate_location(struct wined3d_texture *texture,
 159         unsigned int sub_resource_idx, DWORD location)
 160 {
 161     struct wined3d_texture_sub_resource *sub_resource;
 162
 163     TRACE("texture %p, sub_resource_idx %u, location %s.\n",
 164             texture, sub_resource_idx, wined3d_debug_location(location));
 165
 166     if (location & (WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB))
 167         wined3d_texture_set_dirty(texture);
 168
 169     sub_resource = &texture->sub_resources[sub_resource_idx];
 170     sub_resource->locations &= ~location;
 171     if (sub_resource->locations == WINED3D_LOCATION_SYSMEM)
 172         ++texture->sysmem_count;
 173
 174     TRACE("New locations flags are %s.\n", wined3d_debug_location(sub_resource->locations));
 175
 176     if (!sub_resource->locations)
 177         ERR("Sub-resource %u of texture %p does not have any up to date location.\n",
 178                 sub_resource_idx, texture);
 179 }
 180
 181 static BOOL wined3d_texture_copy_sysmem_location(struct wined3d_texture *texture,
 182         unsigned int sub_resource_idx, struct wined3d_context *context, DWORD location)
 183 {
 184     unsigned int size = texture->sub_resources[sub_resource_idx].size;
 185     struct wined3d_device *device = texture->resource.device;
 186     const struct wined3d_gl_info *gl_info;
 187     struct wined3d_bo_address dst, src;
 188
 189     if (!wined3d_texture_prepare_location(texture, sub_resource_idx, context, location))
 190         return FALSE;
 191
 192     wined3d_texture_get_memory(texture, sub_resource_idx, &dst, location);
 193     wined3d_texture_get_memory(texture, sub_resource_idx, &src,
 194             texture->sub_resources[sub_resource_idx].locations);
 195
 196     if (dst.buffer_object)
 197     {
 198         context = context_acquire(device, NULL, 0);
 199         gl_info = context->gl_info;
 200         GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, dst.buffer_object));
 201         GL_EXTCALL(glBufferSubData(GL_PIXEL_UNPACK_BUFFER, 0, size, src.addr));
 202         GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0));
 203         checkGLcall("PBO upload");
 204         context_release(context);
 205         return TRUE;
 206     }
 207
 208     if (src.buffer_object)
 209     {
 210         context = context_acquire(device, NULL, 0);
 211         gl_info = context->gl_info;
 212         GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, src.buffer_object));
 213         GL_EXTCALL(glGetBufferSubData(GL_PIXEL_PACK_BUFFER, 0, size, dst.addr));
 214         GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, 0));
 215         checkGLcall("PBO download");
 216         context_release(context);
 217         return TRUE;
 218     }
 219
 220     memcpy(dst.addr, src.addr, size);
 221     return TRUE;
 222 }
 223
 224 /* Context activation is done by the caller. Context may be NULL in
 225  * WINED3D_NO3D mode. */
 226 BOOL wined3d_texture_load_location(struct wined3d_texture *texture,
 227         unsigned int sub_resource_idx, struct wined3d_context *context, DWORD location)
 228 {
 229     static const DWORD sysmem_locations = WINED3D_LOCATION_SYSMEM | WINED3D_LOCATION_USER_MEMORY
 230             | WINED3D_LOCATION_BUFFER;
 231     DWORD current = texture->sub_resources[sub_resource_idx].locations;
 232     BOOL ret;
 233
 234     TRACE("texture %p, sub_resource_idx %u, context %p, location %s.\n",
 235             texture, sub_resource_idx, context, wined3d_debug_location(location));
 236
 237     TRACE("Current resource location %s.\n", wined3d_debug_location(current));
 238
 239     if (current & location)
 240     {
 241         TRACE("Location %s is already up to date.\n", wined3d_debug_location(location));
 242         return TRUE;
 243     }
 244
 245     if (WARN_ON(d3d))
 246     {
 247         DWORD required_access = wined3d_resource_access_from_location(location);
 248         if ((texture->resource.access_flags & required_access) != required_access)
 249             WARN("Operation requires %#x access, but texture only has %#x.\n",
 250                     required_access, texture->resource.access_flags);
 251     }
 252
 253     if (current & WINED3D_LOCATION_DISCARDED)
 254     {
 255         TRACE("Sub-resource previously discarded, nothing to do.\n");
 256         if (!wined3d_texture_prepare_location(texture, sub_resource_idx, context, location))
 257             return FALSE;
 258         wined3d_texture_validate_location(texture, sub_resource_idx, location);
 259         wined3d_texture_invalidate_location(texture, sub_resource_idx, WINED3D_LOCATION_DISCARDED);
 260         return TRUE;
 261     }
 262
 263     if (!current)
 264     {
 265         ERR("Sub-resource %u of texture %p does not have any up to date location.\n",
 266                 sub_resource_idx, texture);
 267         wined3d_texture_validate_location(texture, sub_resource_idx, WINED3D_LOCATION_DISCARDED);
 268         return wined3d_texture_load_location(texture, sub_resource_idx, context, location);
 269     }
 270
 271     if ((location & sysmem_locations) && (current & sysmem_locations))
 272         ret = wined3d_texture_copy_sysmem_location(texture, sub_resource_idx, context, location);
 273     else
 274         ret = texture->texture_ops->texture_load_location(texture, sub_resource_idx, context, location);
 275
 276     if (ret)
 277         wined3d_texture_validate_location(texture, sub_resource_idx, location);
 278
 279     return ret;
 280 }
 281
 282 /* Context activation is done by the caller. */
 283 void *wined3d_texture_map_bo_address(const struct wined3d_bo_address *data, size_t size,
 284         const struct wined3d_gl_info *gl_info, GLenum binding, DWORD flags)
 285 {
 286     BYTE *memory;
 287
 288     if (!data->buffer_object)
 289         return data->addr;
 290
 291     GL_EXTCALL(glBindBuffer(binding, data->buffer_object));
 292
 293     if (gl_info->supported[ARB_MAP_BUFFER_RANGE])
 294     {
 295         GLbitfield map_flags = wined3d_resource_gl_map_flags(flags) & ~GL_MAP_FLUSH_EXPLICIT_BIT;
 296         memory = GL_EXTCALL(glMapBufferRange(binding, (INT_PTR)data->addr, size, map_flags));
 297     }
 298     else
 299     {
 300         memory = GL_EXTCALL(glMapBuffer(binding, wined3d_resource_gl_legacy_map_flags(flags)));
 301         memory += (INT_PTR)data->addr;
 302     }
 303
 304     GL_EXTCALL(glBindBuffer(binding, 0));
 305     checkGLcall("Map buffer object");
 306
 307     return memory;
 308 }
 309
 310 /* Context activation is done by the caller. */
 311 void wined3d_texture_unmap_bo_address(const struct wined3d_bo_address *data,
 312         const struct wined3d_gl_info *gl_info, GLenum binding)
 313 {
 314     if (!data->buffer_object)
 315         return;
 316
 317     GL_EXTCALL(glBindBuffer(binding, data->buffer_object));
 318     GL_EXTCALL(glUnmapBuffer(binding));
 319     GL_EXTCALL(glBindBuffer(binding, 0));
 320     checkGLcall("Unmap buffer object");
 321 }
 322
 323 void wined3d_texture_get_memory(struct wined3d_texture *texture, unsigned int sub_resource_idx,
 324         struct wined3d_bo_address *data, DWORD locations)
 325 {
 326     struct wined3d_texture_sub_resource *sub_resource;
 327
 328     TRACE("texture %p, sub_resource_idx %u, data %p, locations %s.\n",
 329             texture, sub_resource_idx, data, wined3d_debug_location(locations));
 330
 331     sub_resource = &texture->sub_resources[sub_resource_idx];
 332     if (locations & WINED3D_LOCATION_BUFFER)
 333     {
 334         data->addr = NULL;
 335         data->buffer_object = sub_resource->buffer_object;
 336         return;
 337     }
 338     if (locations & WINED3D_LOCATION_USER_MEMORY)
 339     {
 340         data->addr = texture->user_memory;
 341         data->buffer_object = 0;
 342         return;
 343     }
 344     if (locations & WINED3D_LOCATION_SYSMEM)
 345     {
 346         data->addr = texture->resource.heap_memory;
 347         data->addr += sub_resource->offset;
 348         data->buffer_object = 0;
 349         return;
 350     }
 351
 352     ERR("Unexpected locations %s.\n", wined3d_debug_location(locations));
 353     data->addr = NULL;
 354     data->buffer_object = 0;
 355 }
 356
 357 static HRESULT wined3d_texture_init(struct wined3d_texture *texture, const struct wined3d_texture_ops *texture_ops,
 358         UINT layer_count, UINT level_count, const struct wined3d_resource_desc *desc, DWORD flags,
 359         struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops,
 360         const struct wined3d_resource_ops *resource_ops)
 361 {
 362     unsigned int i, j, size, offset = 0;
 363     const struct wined3d_format *format;
 364     HRESULT hr;
 365
 366     TRACE("texture %p, texture_ops %p, layer_count %u, level_count %u, resource_type %s, format %s, "
 367             "multisample_type %#x, multisample_quality %#x, usage %s, pool %s, width %u, height %u, depth %u, "
 368             "flags %#x, device %p, parent %p, parent_ops %p, resource_ops %p.\n",
 369             texture, texture_ops, layer_count, level_count, debug_d3dresourcetype(desc->resource_type),
 370             debug_d3dformat(desc->format), desc->multisample_type, desc->multisample_quality,
 371             debug_d3dusage(desc->usage), debug_d3dpool(desc->pool), desc->width, desc->height, desc->depth,
 372             flags, device, parent, parent_ops, resource_ops);
 373
 374     if (!desc->width || !desc->height || !desc->depth)
 375         return WINED3DERR_INVALIDCALL;
 376
 377     format = wined3d_get_format(&device->adapter->gl_info, desc->format, desc->usage);
 378
 379     for (i = 0; i < layer_count; ++i)
 380     {
 381         for (j = 0; j < level_count; ++j)
 382         {
 383             unsigned int idx = i * level_count + j;
 384
 385             size = wined3d_format_calculate_size(format, device->surface_alignment,
 386                     max(1, desc->width >> j), max(1, desc->height >> j), max(1, desc->depth >> j));
 387             texture->sub_resources[idx].offset = offset;
 388             texture->sub_resources[idx].size = size;
 389             offset += size;
 390         }
 391         offset = (offset + (RESOURCE_ALIGNMENT - 1)) & ~(RESOURCE_ALIGNMENT - 1);
 392     }
 393
 394     if (!offset)
 395         return WINED3DERR_INVALIDCALL;
 396
 397     if (FAILED(hr = resource_init(&texture->resource, device, desc->resource_type, format,
 398             desc->multisample_type, desc->multisample_quality, desc->usage, desc->pool,
 399             desc->width, desc->height, desc->depth, offset, parent, parent_ops, resource_ops)))
 400     {
 401         static unsigned int once;
 402
 403         /* DXTn 3D textures are not supported. Do not write the ERR for them. */
 404         if ((desc->format == WINED3DFMT_DXT1 || desc->format == WINED3DFMT_DXT2 || desc->format == WINED3DFMT_DXT3
 405                 || desc->format == WINED3DFMT_DXT4 || desc->format == WINED3DFMT_DXT5)
 406                 && !(format->flags[WINED3D_GL_RES_TYPE_TEX_2D] & WINED3DFMT_FLAG_TEXTURE)
 407                 && desc->resource_type != WINED3D_RTYPE_TEXTURE_3D && !once++)
 408             ERR_(winediag)("The application tried to create a DXTn texture, but the driver does not support them.\n");
 409
 410         WARN("Failed to initialize resource, returning %#x\n", hr);
 411         return hr;
 412     }
 413     wined3d_resource_update_draw_binding(&texture->resource);
 414     if ((flags & WINED3D_TEXTURE_CREATE_MAPPABLE) || desc->format == WINED3DFMT_D16_LOCKABLE)
 415         texture->resource.access_flags |= WINED3D_RESOURCE_ACCESS_CPU;
 416
 417     texture->texture_ops = texture_ops;
 418
 419     texture->layer_count = layer_count;
 420     texture->level_count = level_count;
 421     texture->filter_type = (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3D_TEXF_LINEAR : WINED3D_TEXF_NONE;
 422     texture->lod = 0;
 423     texture->flags |= WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS;
 424     if (flags & WINED3D_TEXTURE_CREATE_GET_DC_LENIENT)
 425         texture->flags |= WINED3D_TEXTURE_PIN_SYSMEM | WINED3D_TEXTURE_GET_DC_LENIENT;
 426     if (flags & (WINED3D_TEXTURE_CREATE_GET_DC | WINED3D_TEXTURE_CREATE_GET_DC_LENIENT))
 427         texture->flags |= WINED3D_TEXTURE_GET_DC;
 428     if (flags & WINED3D_TEXTURE_CREATE_DISCARD)
 429         texture->flags |= WINED3D_TEXTURE_DISCARD;
 430
 431     return WINED3D_OK;
 432 }
 433
 434 /* Context activation is done by the caller. */
 435 static void wined3d_texture_remove_buffer_object(struct wined3d_texture *texture,
 436         unsigned int sub_resource_idx, const struct wined3d_gl_info *gl_info)
 437 {
 438     GLuint *buffer_object;
 439
 440     buffer_object = &texture->sub_resources[sub_resource_idx].buffer_object;
 441     GL_EXTCALL(glDeleteBuffers(1, buffer_object));
 442     checkGLcall("glDeleteBuffers");
 443     wined3d_texture_invalidate_location(texture, sub_resource_idx, WINED3D_LOCATION_BUFFER);
 444     *buffer_object = 0;
 445
 446     TRACE("Deleted buffer object %u for texture %p, sub-resource %u.\n",
 447             *buffer_object, texture, sub_resource_idx);
 448 }
 449
 450 static void wined3d_texture_update_map_binding(struct wined3d_texture *texture)
 451 {
 452     unsigned int sub_count = texture->level_count * texture->layer_count;
 453     const struct wined3d_device *device = texture->resource.device;
 454     DWORD map_binding = texture->update_map_binding;
 455     struct wined3d_context *context = NULL;
 456     unsigned int i;
 457
 458     if (device->d3d_initialized)
 459         context = context_acquire(device, NULL, 0);
 460
 461     for (i = 0; i < sub_count; ++i)
 462     {
 463         if (texture->sub_resources[i].locations == texture->resource.map_binding
 464                 && !wined3d_texture_load_location(texture, i, context, map_binding))
 465             ERR("Failed to load location %s.\n", wined3d_debug_location(map_binding));
 466         if (texture->resource.map_binding == WINED3D_LOCATION_BUFFER)
 467             wined3d_texture_remove_buffer_object(texture, i, context->gl_info);
 468     }
 469
 470     if (context)
 471         context_release(context);
 472
 473     texture->resource.map_binding = map_binding;
 474     texture->update_map_binding = 0;
 475 }
 476
 477 void wined3d_texture_set_map_binding(struct wined3d_texture *texture, DWORD map_binding)
 478 {
 479     texture->update_map_binding = map_binding;
 480     if (!texture->resource.map_count)
 481         wined3d_texture_update_map_binding(texture);
 482 }
 483
 484 /* A GL context is provided by the caller */
 485 static void gltexture_delete(struct wined3d_device *device, const struct wined3d_gl_info *gl_info,
 486         struct gl_texture *tex)
 487 {
 488     context_gl_resource_released(device, tex->name, FALSE);
 489     gl_info->gl_ops.gl.p_glDeleteTextures(1, &tex->name);
 490     tex->name = 0;
 491 }
 492
 493 /* Context activation is done by the caller. */
 494 /* The caller is responsible for binding the correct texture. */
 495 static void wined3d_texture_allocate_gl_mutable_storage(struct wined3d_texture *texture,
 496         GLenum gl_internal_format, const struct wined3d_format *format,
 497         const struct wined3d_gl_info *gl_info)
 498 {
 499     unsigned int i, sub_call_count;
 500
 501     sub_call_count = texture->level_count;
 502     if (texture->target != GL_TEXTURE_2D_ARRAY)
 503         sub_call_count *= texture->layer_count;
 504
 505     for (i = 0; i < sub_call_count; ++i)
 506     {
 507         struct wined3d_surface *surface = texture->sub_resources[i].u.surface;
 508         GLsizei width, height;
 509
 510         width = wined3d_texture_get_level_pow2_width(texture, surface->texture_level);
 511         height = wined3d_texture_get_level_pow2_height(texture, surface->texture_level);
 512         if (texture->resource.format_flags & WINED3DFMT_FLAG_HEIGHT_SCALE)
 513         {
 514             height *= format->height_scale.numerator;
 515             height /= format->height_scale.denominator;
 516         }
 517
 518         TRACE("surface %p, target %#x, level %u, width %u, height %u.\n",
 519                 surface, surface->texture_target, surface->texture_level, width, height);
 520
 521         if (texture->target == GL_TEXTURE_2D_ARRAY)
 522         {
 523             GL_EXTCALL(glTexImage3D(surface->texture_target, surface->texture_level,
 524                     gl_internal_format, width, height, texture->layer_count, 0,
 525                     format->glFormat, format->glType, NULL));
 526             checkGLcall("glTexImage3D");
 527         }
 528         else
 529         {
 530             gl_info->gl_ops.gl.p_glTexImage2D(surface->texture_target, surface->texture_level,
 531                     gl_internal_format, width, height, 0, format->glFormat, format->glType, NULL);
 532             checkGLcall("glTexImage2D");
 533         }
 534     }
 535 }
 536
 537 /* Context activation is done by the caller. */
 538 /* The caller is responsible for binding the correct texture. */
 539 static void wined3d_texture_allocate_gl_immutable_storage(struct wined3d_texture *texture,
 540         GLenum gl_internal_format, const struct wined3d_gl_info *gl_info)
 541 {
 542     GLsizei width = wined3d_texture_get_level_pow2_width(texture, 0);
 543     GLsizei height = wined3d_texture_get_level_pow2_height(texture, 0);
 544
 545     if (texture->target == GL_TEXTURE_2D_ARRAY)
 546     {
 547         GL_EXTCALL(glTexStorage3D(texture->target, texture->level_count, gl_internal_format,
 548                 width, height, texture->layer_count));
 549         checkGLcall("glTexStorage3D");
 550     }
 551     else
 552     {
 553         GL_EXTCALL(glTexStorage2D(texture->target, texture->level_count, gl_internal_format,
 554                 width, height));
 555         checkGLcall("glTexStorage2D");
 556     }
 557 }
 558
 559 static void wined3d_texture_unload_gl_texture(struct wined3d_texture *texture)
 560 {
 561     struct wined3d_device *device = texture->resource.device;
 562     const struct wined3d_gl_info *gl_info = NULL;
 563     struct wined3d_context *context = NULL;
 564
 565     if (texture->texture_rgb.name || texture->texture_srgb.name
 566             || texture->rb_multisample || texture->rb_resolved)
 567     {
 568         context = context_acquire(device, NULL, 0);
 569         gl_info = context->gl_info;
 570     }
 571
 572     if (texture->texture_rgb.name)
 573         gltexture_delete(device, context->gl_info, &texture->texture_rgb);
 574
 575     if (texture->texture_srgb.name)
 576         gltexture_delete(device, context->gl_info, &texture->texture_srgb);
 577
 578     if (texture->rb_multisample)
 579     {
 580         TRACE("Deleting multisample renderbuffer %u.\n", texture->rb_multisample);
 581         context_gl_resource_released(device, texture->rb_multisample, TRUE);
 582         gl_info->fbo_ops.glDeleteRenderbuffers(1, &texture->rb_multisample);
 583         texture->rb_multisample = 0;
 584     }
 585
 586     if (texture->rb_resolved)
 587     {
 588         TRACE("Deleting resolved renderbuffer %u.\n", texture->rb_resolved);
 589         context_gl_resource_released(device, texture->rb_resolved, TRUE);
 590         gl_info->fbo_ops.glDeleteRenderbuffers(1, &texture->rb_resolved);
 591         texture->rb_resolved = 0;
 592     }
 593
 594     if (context) context_release(context);
 595
 596     wined3d_texture_set_dirty(texture);
 597
 598     resource_unload(&texture->resource);
 599 }
 600
 601 static void wined3d_texture_sub_resources_destroyed(struct wined3d_texture *texture)
 602 {
 603     unsigned int sub_count = texture->level_count * texture->layer_count;
 604     struct wined3d_texture_sub_resource *sub_resource;
 605     unsigned int i;
 606
 607     for (i = 0; i < sub_count; ++i)
 608     {
 609         sub_resource = &texture->sub_resources[i];
 610         if (sub_resource->parent)
 611         {
 612             TRACE("sub-resource %u.\n", i);
 613             sub_resource->parent_ops->wined3d_object_destroyed(sub_resource->parent);
 614             sub_resource->parent = NULL;
 615         }
 616     }
 617 }
 618
 619 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 620 {
 621     unsigned int sub_count = texture->level_count * texture->layer_count;
 622     struct wined3d_device *device = texture->resource.device;
 623     struct wined3d_context *context = NULL;
 624     const struct wined3d_gl_info *gl_info;
 625     GLuint buffer_object;
 626     unsigned int i;
 627
 628     TRACE("texture %p.\n", texture);
 629
 630     for (i = 0; i < sub_count; ++i)
 631     {
 632         if (!(buffer_object = texture->sub_resources[i].buffer_object))
 633             continue;
 634
 635         TRACE("Deleting buffer object %u.\n", buffer_object);
 636
 637         /* We may not be able to get a context in wined3d_texture_cleanup() in
 638          * general, but if a buffer object was previously created we can. */
 639         if (!context)
 640         {
 641             context = context_acquire(device, NULL, 0);
 642             gl_info = context->gl_info;
 643         }
 644
 645         GL_EXTCALL(glDeleteBuffers(1, &buffer_object));
 646     }
 647     if (context)
 648         context_release(context);
 649
 650     texture->texture_ops->texture_cleanup_sub_resources(texture);
 651     wined3d_texture_unload_gl_texture(texture);
 652 }
 653
 654 void wined3d_texture_set_swapchain(struct wined3d_texture *texture, struct wined3d_swapchain *swapchain)
 655 {
 656     texture->swapchain = swapchain;
 657     wined3d_resource_update_draw_binding(&texture->resource);
 658 }
 659
 660 /* Context activation is done by the caller. */
 661 void wined3d_texture_bind(struct wined3d_texture *texture,
 662         struct wined3d_context *context, BOOL srgb)
 663 {
 664     const struct wined3d_gl_info *gl_info = context->gl_info;
 665     const struct wined3d_format *format = texture->resource.format;
 666     const struct color_fixup_desc fixup = format->color_fixup;
 667     struct gl_texture *gl_tex;
 668     GLenum target;
 669
 670     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 671
 672     if (!needs_separate_srgb_gl_texture(context, texture))
 673         srgb = FALSE;
 674
 675     /* sRGB mode cache for preload() calls outside drawprim. */
 676     if (srgb)
 677         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 678     else
 679         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 680
 681     gl_tex = wined3d_texture_get_gl_texture(texture, srgb);
 682     target = texture->target;
 683
 684     if (gl_tex->name)
 685     {
 686         context_bind_texture(context, target, gl_tex->name);
 687         return;
 688     }
 689
 690     gl_info->gl_ops.gl.p_glGenTextures(1, &gl_tex->name);
 691     checkGLcall("glGenTextures");
 692     TRACE("Generated texture %d.\n", gl_tex->name);
 693
 694     if (!gl_tex->name)
 695     {
 696         ERR("Failed to generate a texture name.\n");
 697         return;
 698     }
 699
 700     /* Initialise the state of the texture object to the OpenGL defaults, not
 701      * the wined3d defaults. */
 702     gl_tex->sampler_desc.address_u = WINED3D_TADDRESS_WRAP;
 703     gl_tex->sampler_desc.address_v = WINED3D_TADDRESS_WRAP;
 704     gl_tex->sampler_desc.address_w = WINED3D_TADDRESS_WRAP;
 705     memset(gl_tex->sampler_desc.border_color, 0, sizeof(gl_tex->sampler_desc.border_color));
 706     gl_tex->sampler_desc.mag_filter = WINED3D_TEXF_LINEAR;
 707     gl_tex->sampler_desc.min_filter = WINED3D_TEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 708     gl_tex->sampler_desc.mip_filter = WINED3D_TEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 709     gl_tex->sampler_desc.lod_bias = 0.0f;
 710     gl_tex->sampler_desc.min_lod = -1000.0f;
 711     gl_tex->sampler_desc.max_lod = 1000.0f;
 712     gl_tex->sampler_desc.max_anisotropy = 1;
 713     gl_tex->sampler_desc.compare = FALSE;
 714     gl_tex->sampler_desc.comparison_func = WINED3D_CMP_LESSEQUAL;
 715     if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 716         gl_tex->sampler_desc.srgb_decode = TRUE;
 717     else
 718         gl_tex->sampler_desc.srgb_decode = srgb;
 719     gl_tex->base_level = 0;
 720     wined3d_texture_set_dirty(texture);
 721
 722     context_bind_texture(context, target, gl_tex->name);
 723
 724     if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 725     {
 726         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 727         checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 728     }
 729
 730     /* For a new texture we have to set the texture levels after binding the
 731      * texture. Beware that texture rectangles do not support mipmapping, but
 732      * set the maxmiplevel if we're relying on the partial
 733      * GL_ARB_texture_non_power_of_two emulation with texture rectangles.
 734      * (I.e., do not care about cond_np2 here, just look for
 735      * GL_TEXTURE_RECTANGLE_ARB.) */
 736     if (target != GL_TEXTURE_RECTANGLE_ARB)
 737     {
 738         TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 739         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 740         checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 741     }
 742
 743     if (target == GL_TEXTURE_CUBE_MAP_ARB)
 744     {
 745         /* Cubemaps are always set to clamp, regardless of the sampler state. */
 746         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 747         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 748         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 749     }
 750
 751     if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 752     {
 753         /* Conditinal non power of two textures use a different clamping
 754          * default. If we're using the GL_WINE_normalized_texrect partial
 755          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 756          * has the address mode set to repeat - something that prevents us
 757          * from hitting the accelerated codepath. Thus manually set the GL
 758          * state. The same applies to filtering. Even if the texture has only
 759          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 760          * fallback on macos. */
 761         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 762         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 763         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 764         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 765         checkGLcall("glTexParameteri");
 766         gl_tex->sampler_desc.address_u = WINED3D_TADDRESS_CLAMP;
 767         gl_tex->sampler_desc.address_v = WINED3D_TADDRESS_CLAMP;
 768         gl_tex->sampler_desc.mag_filter = WINED3D_TEXF_POINT;
 769         gl_tex->sampler_desc.min_filter = WINED3D_TEXF_POINT;
 770         gl_tex->sampler_desc.mip_filter = WINED3D_TEXF_NONE;
 771     }
 772
 773     if (gl_info->supported[WINED3D_GL_LEGACY_CONTEXT] && gl_info->supported[ARB_DEPTH_TEXTURE])
 774     {
 775         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_INTENSITY);
 776         checkGLcall("glTexParameteri(GL_DEPTH_TEXTURE_MODE_ARB, GL_INTENSITY)");
 777     }
 778
 779     if (!is_identity_fixup(fixup) && can_use_texture_swizzle(gl_info, format))
 780     {
 781         static const GLenum swizzle_source[] =
 782         {
 783             GL_ZERO,  /* CHANNEL_SOURCE_ZERO */
 784             GL_ONE,   /* CHANNEL_SOURCE_ONE */
 785             GL_RED,   /* CHANNEL_SOURCE_X */
 786             GL_GREEN, /* CHANNEL_SOURCE_Y */
 787             GL_BLUE,  /* CHANNEL_SOURCE_Z */
 788             GL_ALPHA, /* CHANNEL_SOURCE_W */
 789         };
 790         struct
 791         {
 792             GLint x, y, z, w;
 793         }
 794         swizzle;
 795
 796         swizzle.x = swizzle_source[fixup.x_source];
 797         swizzle.y = swizzle_source[fixup.y_source];
 798         swizzle.z = swizzle_source[fixup.z_source];
 799         swizzle.w = swizzle_source[fixup.w_source];
 800         gl_info->gl_ops.gl.p_glTexParameteriv(target, GL_TEXTURE_SWIZZLE_RGBA, &swizzle.x);
 801         checkGLcall("glTexParameteriv(GL_TEXTURE_SWIZZLE_RGBA)");
 802     }
 803 }
 804
 805 /* Context activation is done by the caller. */
 806 void wined3d_texture_bind_and_dirtify(struct wined3d_texture *texture,
 807         struct wined3d_context *context, BOOL srgb)
 808 {
 809     /* We don't need a specific texture unit, but after binding the texture
 810      * the current unit is dirty. Read the unit back instead of switching to
 811      * 0, this avoids messing around with the state manager's GL states. The
 812      * current texture unit should always be a valid one.
 813      *
 814      * To be more specific, this is tricky because we can implicitly be
 815      * called from sampler() in state.c. This means we can't touch anything
 816      * other than whatever happens to be the currently active texture, or we
 817      * would risk marking already applied sampler states dirty again. */
 818     if (context->active_texture < MAX_COMBINED_SAMPLERS)
 819     {
 820         DWORD active_sampler = context->rev_tex_unit_map[context->active_texture];
 821         if (active_sampler != WINED3D_UNMAPPED_STAGE)
 822             context_invalidate_state(context, STATE_SAMPLER(active_sampler));
 823     }
 824     /* FIXME: Ideally we'd only do this when touching a binding that's used by
 825      * a shader. */
 826     context_invalidate_compute_state(context, STATE_COMPUTE_SHADER_RESOURCE_BINDING);
 827     context_invalidate_state(context, STATE_GRAPHICS_SHADER_RESOURCE_BINDING);
 828
 829     wined3d_texture_bind(texture, context, srgb);
 830 }
 831
 832 /* Context activation is done by the caller (state handler). */
 833 /* This function relies on the correct texture being bound and loaded. */
 834 void wined3d_texture_apply_sampler_desc(struct wined3d_texture *texture,
 835         const struct wined3d_sampler_desc *sampler_desc, const struct wined3d_context *context)
 836 {
 837     const struct wined3d_gl_info *gl_info = context->gl_info;
 838     GLenum target = texture->target;
 839     struct gl_texture *gl_tex;
 840     DWORD state;
 841
 842     TRACE("texture %p, sampler_desc %p, context %p.\n", texture, sampler_desc, context);
 843
 844     gl_tex = wined3d_texture_get_gl_texture(texture, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 845
 846     state = sampler_desc->address_u;
 847     if (state != gl_tex->sampler_desc.address_u)
 848     {
 849         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S,
 850                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 851         gl_tex->sampler_desc.address_u = state;
 852     }
 853
 854     state = sampler_desc->address_v;
 855     if (state != gl_tex->sampler_desc.address_v)
 856     {
 857         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T,
 858                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 859         gl_tex->sampler_desc.address_v = state;
 860     }
 861
 862     state = sampler_desc->address_w;
 863     if (state != gl_tex->sampler_desc.address_w)
 864     {
 865         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R,
 866                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 867         gl_tex->sampler_desc.address_w = state;
 868     }
 869
 870     if (memcmp(gl_tex->sampler_desc.border_color, sampler_desc->border_color,
 871             sizeof(gl_tex->sampler_desc.border_color)))
 872     {
 873         gl_info->gl_ops.gl.p_glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &sampler_desc->border_color[0]);
 874         memcpy(gl_tex->sampler_desc.border_color, sampler_desc->border_color,
 875                 sizeof(gl_tex->sampler_desc.border_color));
 876     }
 877
 878     state = sampler_desc->mag_filter;
 879     if (state != gl_tex->sampler_desc.mag_filter)
 880     {
 881         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, wined3d_gl_mag_filter(state));
 882         gl_tex->sampler_desc.mag_filter = state;
 883     }
 884
 885     if (sampler_desc->min_filter != gl_tex->sampler_desc.min_filter
 886             || sampler_desc->mip_filter != gl_tex->sampler_desc.mip_filter)
 887     {
 888         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER,
 889                 wined3d_gl_min_mip_filter(sampler_desc->min_filter, sampler_desc->mip_filter));
 890         gl_tex->sampler_desc.min_filter = sampler_desc->min_filter;
 891         gl_tex->sampler_desc.mip_filter = sampler_desc->mip_filter;
 892     }
 893
 894     state = sampler_desc->max_anisotropy;
 895     if (state != gl_tex->sampler_desc.max_anisotropy)
 896     {
 897         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 898             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, state);
 899         else
 900             WARN("Anisotropic filtering not supported.\n");
 901         gl_tex->sampler_desc.max_anisotropy = state;
 902     }
 903
 904     if (!sampler_desc->srgb_decode != !gl_tex->sampler_desc.srgb_decode
 905             && (context->d3d_info->wined3d_creation_flags & WINED3D_SRGB_READ_WRITE_CONTROL)
 906             && gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 907     {
 908         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 909                 sampler_desc->srgb_decode ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 910         gl_tex->sampler_desc.srgb_decode = sampler_desc->srgb_decode;
 911     }
 912
 913     if (!sampler_desc->compare != !gl_tex->sampler_desc.compare)
 914     {
 915         if (sampler_desc->compare)
 916             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 917         else
 918             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 919         gl_tex->sampler_desc.compare = sampler_desc->compare;
 920     }
 921
 922     checkGLcall("Texture parameter application");
 923
 924     if (gl_info->supported[EXT_TEXTURE_LOD_BIAS])
 925     {
 926         gl_info->gl_ops.gl.p_glTexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT,
 927                 GL_TEXTURE_LOD_BIAS_EXT, sampler_desc->lod_bias);
 928         checkGLcall("glTexEnvf(GL_TEXTURE_LOD_BIAS_EXT, ...)");
 929     }
 930 }
 931
 932 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 933 {
 934     ULONG refcount;
 935
 936     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 937
 938     if (texture->swapchain)
 939         return wined3d_swapchain_incref(texture->swapchain);
 940
 941     refcount = InterlockedIncrement(&texture->resource.ref);
 942     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 943
 944     return refcount;
 945 }
 946
 947 static void wined3d_texture_cleanup_sync(struct wined3d_texture *texture)
 948 {
 949     wined3d_texture_sub_resources_destroyed(texture);
 950     resource_cleanup(&texture->resource);
 951     wined3d_resource_wait_idle(&texture->resource);
 952     wined3d_texture_cleanup(texture);
 953 }
 954
 955 static void wined3d_texture_destroy_object(void *object)
 956 {
 957     wined3d_texture_cleanup(object);
 958     HeapFree(GetProcessHeap(), 0, object);
 959 }
 960
 961 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 962 {
 963     ULONG refcount;
 964
 965     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 966
 967     if (texture->swapchain)
 968         return wined3d_swapchain_decref(texture->swapchain);
 969
 970     refcount = InterlockedDecrement(&texture->resource.ref);
 971     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 972
 973     if (!refcount)
 974     {
 975         /* Wait for the texture to become idle if it's using user memory,
 976          * since the application is allowed to free that memory once the
 977          * texture is destroyed. Note that this implies that
 978          * wined3d_texture_destroy_object() can't access that memory either. */
 979         if (texture->user_memory)
 980             wined3d_resource_wait_idle(&texture->resource);
 981         wined3d_texture_sub_resources_destroyed(texture);
 982         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 983         resource_cleanup(&texture->resource);
 984         wined3d_cs_destroy_object(texture->resource.device->cs, wined3d_texture_destroy_object, texture);
 985     }
 986
 987     return refcount;
 988 }
 989
 990 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 991 {
 992     TRACE("texture %p.\n", texture);
 993
 994     return &texture->resource;
 995 }
 996
 997 static BOOL color_key_equal(const struct wined3d_color_key *c1, struct wined3d_color_key *c2)
 998 {
 999     return c1->color_space_low_value == c2->color_space_low_value
1000             && c1->color_space_high_value == c2->color_space_high_value;
1001 }
1002
1003 /* Context activation is done by the caller */
1004 void wined3d_texture_load(struct wined3d_texture *texture,
1005         struct wined3d_context *context, BOOL srgb)
1006 {
1007     UINT sub_count = texture->level_count * texture->layer_count;
1008     const struct wined3d_d3d_info *d3d_info = context->d3d_info;
1009     DWORD flag;
1010     UINT i;
1011
1012     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
1013
1014     if (!needs_separate_srgb_gl_texture(context, texture))
1015         srgb = FALSE;
1016
1017     if (srgb)
1018         flag = WINED3D_TEXTURE_SRGB_VALID;
1019     else
1020         flag = WINED3D_TEXTURE_RGB_VALID;
1021
1022     if (!d3d_info->shader_color_key
1023             && (!(texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY)
1024             != !(texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
1025             || (texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY
1026             && !color_key_equal(&texture->async.gl_color_key, &texture->async.src_blt_color_key))))
1027     {
1028         unsigned int sub_count = texture->level_count * texture->layer_count;
1029         unsigned int i;
1030
1031         TRACE("Reloading because of color key value change.\n");
1032         for (i = 0; i < sub_count; i++)
1033         {
1034             if (!wined3d_texture_load_location(texture, i, context, texture->resource.map_binding))
1035                 ERR("Failed to load location %s.\n", wined3d_debug_location(texture->resource.map_binding));
1036             else
1037                 wined3d_texture_invalidate_location(texture, i, ~texture->resource.map_binding);
1038         }
1039
1040         texture->async.gl_color_key = texture->async.src_blt_color_key;
1041     }
1042
1043     if (texture->flags & flag)
1044     {
1045         TRACE("Texture %p not dirty, nothing to do.\n", texture);
1046         return;
1047     }
1048
1049     /* Reload the surfaces if the texture is marked dirty. */
1050     for (i = 0; i < sub_count; ++i)
1051     {
1052         if (!wined3d_texture_load_location(texture, i, context,
1053                 srgb ? WINED3D_LOCATION_TEXTURE_SRGB : WINED3D_LOCATION_TEXTURE_RGB))
1054             ERR("Failed to load location (srgb %#x).\n", srgb);
1055     }
1056     texture->flags |= flag;
1057 }
1058
1059 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
1060 {
1061     TRACE("texture %p.\n", texture);
1062
1063     return texture->resource.parent;
1064 }
1065
1066 static BOOL wined3d_texture_check_box_dimensions(const struct wined3d_texture *texture,
1067         unsigned int level, const struct wined3d_box *box)
1068 {
1069     if (box->left >= box->right
1070             || box->top >= box->bottom
1071             || box->front >= box->back)
1072         return FALSE;
1073
1074     if (box->right > wined3d_texture_get_level_width(texture, level)
1075             || box->bottom > wined3d_texture_get_level_height(texture, level)
1076             || box->back > wined3d_texture_get_level_depth(texture, level))
1077         return FALSE;
1078
1079     return TRUE;
1080 }
1081
1082 void CDECL wined3d_texture_get_pitch(const struct wined3d_texture *texture,
1083         unsigned int level, unsigned int *row_pitch, unsigned int *slice_pitch)
1084 {
1085     const struct wined3d_resource *resource = &texture->resource;
1086     unsigned int width = wined3d_texture_get_level_width(texture, level);
1087     unsigned int height = wined3d_texture_get_level_height(texture, level);
1088
1089     if (texture->row_pitch)
1090     {
1091         *row_pitch = texture->row_pitch;
1092         *slice_pitch = texture->slice_pitch;
1093         return;
1094     }
1095
1096     wined3d_format_calculate_pitch(resource->format, resource->device->surface_alignment,
1097             width, height, row_pitch, slice_pitch);
1098 }
1099
1100 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
1101 {
1102     DWORD old = texture->lod;
1103
1104     TRACE("texture %p, lod %u.\n", texture, lod);
1105
1106     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
1107      * textures. The call always returns 0, and GetLOD always returns 0. */
1108     if (texture->resource.pool != WINED3D_POOL_MANAGED)
1109     {
1110         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
1111         return 0;
1112     }
1113
1114     if (lod >= texture->level_count)
1115         lod = texture->level_count - 1;
1116
1117     if (texture->lod != lod)
1118     {
1119         wined3d_resource_wait_idle(&texture->resource);
1120         texture->lod = lod;
1121
1122         texture->texture_rgb.base_level = ~0u;
1123         texture->texture_srgb.base_level = ~0u;
1124         if (texture->resource.bind_count)
1125             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
1126     }
1127
1128     return old;
1129 }
1130
1131 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
1132 {
1133     TRACE("texture %p, returning %u.\n", texture, texture->lod);
1134
1135     return texture->lod;
1136 }
1137
1138 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
1139 {
1140     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
1141
1142     return texture->level_count;
1143 }
1144
1145 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
1146         enum wined3d_texture_filter_type filter_type)
1147 {
1148     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
1149
1150     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
1151     {
1152         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
1153         return WINED3DERR_INVALIDCALL;
1154     }
1155
1156     texture->filter_type = filter_type;
1157
1158     return WINED3D_OK;
1159 }
1160
1161 enum wined3d_texture_filter_type CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
1162 {
1163     TRACE("texture %p.\n", texture);
1164
1165     return texture->filter_type;
1166 }
1167
1168 HRESULT CDECL wined3d_texture_set_color_key(struct wined3d_texture *texture,
1169         DWORD flags, const struct wined3d_color_key *color_key)
1170 {
1171     struct wined3d_device *device = texture->resource.device;
1172     static const DWORD all_flags = WINED3D_CKEY_DST_BLT | WINED3D_CKEY_DST_OVERLAY
1173             | WINED3D_CKEY_SRC_BLT | WINED3D_CKEY_SRC_OVERLAY;
1174
1175     TRACE("texture %p, flags %#x, color_key %p.\n", texture, flags, color_key);
1176
1177     if (flags & ~all_flags)
1178     {
1179         WARN("Invalid flags passed, returning WINED3DERR_INVALIDCALL.\n");
1180         return WINED3DERR_INVALIDCALL;
1181     }
1182
1183     wined3d_cs_emit_set_color_key(device->cs, texture, flags, color_key);
1184
1185     return WINED3D_OK;
1186 }
1187
1188 HRESULT CDECL wined3d_texture_update_desc(struct wined3d_texture *texture, UINT width, UINT height,
1189         enum wined3d_format_id format_id, enum wined3d_multisample_type multisample_type,
1190         UINT multisample_quality, void *mem, UINT pitch)
1191 {
1192     struct wined3d_device *device = texture->resource.device;
1193     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1194     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id, texture->resource.usage);
1195     UINT resource_size = wined3d_format_calculate_size(format, device->surface_alignment, width, height, 1);
1196     struct wined3d_texture_sub_resource *sub_resource;
1197     struct wined3d_surface *surface;
1198     DWORD valid_location = 0;
1199     BOOL create_dib = FALSE;
1200
1201     TRACE("texture %p, width %u, height %u, format %s, multisample_type %#x, multisample_quality %u, "
1202             "mem %p, pitch %u.\n",
1203             texture, width, height, debug_d3dformat(format_id), multisample_type, multisample_quality, mem, pitch);
1204
1205     if (!resource_size)
1206         return WINED3DERR_INVALIDCALL;
1207
1208     if (texture->level_count * texture->layer_count > 1)
1209     {
1210         WARN("Texture has multiple sub-resources, not supported.\n");
1211         return WINED3DERR_INVALIDCALL;
1212     }
1213
1214     if (texture->resource.type == WINED3D_RTYPE_TEXTURE_3D)
1215     {
1216         WARN("Not supported on 3D textures.\n");
1217         return WINED3DERR_INVALIDCALL;
1218     }
1219
1220     if (texture->resource.map_count)
1221     {
1222         WARN("Texture is mapped.\n");
1223         return WINED3DERR_INVALIDCALL;
1224     }
1225
1226     /* We have no way of supporting a pitch that is not a multiple of the pixel
1227      * byte width short of uploading the texture row-by-row.
1228      * Fortunately that's not an issue since D3D9Ex doesn't allow a custom pitch
1229      * for user-memory textures (it always expects packed data) while DirectDraw
1230      * requires a 4-byte aligned pitch and doesn't support texture formats
1231      * larger than 4 bytes per pixel nor any format using 3 bytes per pixel.
1232      * This check is here to verify that the assumption holds. */
1233     if (pitch % texture->resource.format->byte_count)
1234     {
1235         WARN("Pitch unsupported, not a multiple of the texture format byte width.\n");
1236         return WINED3DERR_INVALIDCALL;
1237     }
1238
1239     if (device->d3d_initialized)
1240         wined3d_cs_emit_unload_resource(device->cs, &texture->resource);
1241     wined3d_resource_wait_idle(&texture->resource);
1242
1243     sub_resource = &texture->sub_resources[0];
1244     surface = sub_resource->u.surface;
1245     if (surface->dc)
1246     {
1247         wined3d_surface_destroy_dc(surface);
1248         create_dib = TRUE;
1249     }
1250
1251     wined3d_resource_free_sysmem(&texture->resource);
1252
1253     if ((texture->row_pitch = pitch))
1254         texture->slice_pitch = height * pitch;
1255     else
1256         /* User memory surfaces don't have the regular surface alignment. */
1257         wined3d_format_calculate_pitch(format, 1, width, height,
1258                 &texture->row_pitch, &texture->slice_pitch);
1259
1260     texture->resource.format = format;
1261     texture->resource.multisample_type = multisample_type;
1262     texture->resource.multisample_quality = multisample_quality;
1263     texture->resource.width = width;
1264     texture->resource.height = height;
1265     texture->resource.size = texture->slice_pitch;
1266     sub_resource->size = texture->slice_pitch;
1267     sub_resource->locations = WINED3D_LOCATION_DISCARDED;
1268
1269     if (((width & (width - 1)) || (height & (height - 1))) && !gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO]
1270             && !gl_info->supported[ARB_TEXTURE_RECTANGLE] && !gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT])
1271     {
1272         texture->flags |= WINED3D_TEXTURE_COND_NP2_EMULATED;
1273         texture->pow2_width = texture->pow2_height = 1;
1274         while (texture->pow2_width < width)
1275             texture->pow2_width <<= 1;
1276         while (texture->pow2_height < height)
1277             texture->pow2_height <<= 1;
1278     }
1279     else
1280     {
1281         texture->flags &= ~WINED3D_TEXTURE_COND_NP2_EMULATED;
1282         texture->pow2_width = width;
1283         texture->pow2_height = height;
1284     }
1285
1286     if ((texture->user_memory = mem))
1287     {
1288         texture->resource.map_binding = WINED3D_LOCATION_USER_MEMORY;
1289         valid_location = WINED3D_LOCATION_USER_MEMORY;
1290     }
1291     else
1292     {
1293         wined3d_texture_prepare_location(texture, 0, NULL, WINED3D_LOCATION_SYSMEM);
1294         valid_location = WINED3D_LOCATION_SYSMEM;
1295     }
1296
1297     /* The format might be changed to a format that needs conversion.
1298      * If the surface didn't use PBOs previously but could now, don't
1299      * change it - whatever made us not use PBOs might come back, e.g.
1300      * color keys. */
1301     if (texture->resource.map_binding == WINED3D_LOCATION_BUFFER && !wined3d_texture_use_pbo(texture, gl_info))
1302         texture->resource.map_binding = WINED3D_LOCATION_SYSMEM;
1303
1304     wined3d_texture_validate_location(texture, 0, valid_location);
1305     wined3d_texture_invalidate_location(texture, 0, ~valid_location);
1306
1307     if (create_dib)
1308         wined3d_surface_create_dc(surface);
1309
1310     return WINED3D_OK;
1311 }
1312
1313 /* Context activation is done by the caller. */
1314 static void wined3d_texture_prepare_buffer_object(struct wined3d_texture *texture,
1315         unsigned int sub_resource_idx, const struct wined3d_gl_info *gl_info)
1316 {
1317     struct wined3d_texture_sub_resource *sub_resource;
1318
1319     sub_resource = &texture->sub_resources[sub_resource_idx];
1320     if (sub_resource->buffer_object)
1321         return;
1322
1323     GL_EXTCALL(glGenBuffers(1, &sub_resource->buffer_object));
1324     GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, sub_resource->buffer_object));
1325     GL_EXTCALL(glBufferData(GL_PIXEL_UNPACK_BUFFER, sub_resource->size, NULL, GL_STREAM_DRAW));
1326     GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0));
1327     checkGLcall("Create buffer object");
1328
1329     TRACE("Created buffer object %u for texture %p, sub-resource %u.\n",
1330             sub_resource->buffer_object, texture, sub_resource_idx);
1331 }
1332
1333 static void wined3d_texture_force_reload(struct wined3d_texture *texture)
1334 {
1335     unsigned int sub_count = texture->level_count * texture->layer_count;
1336     unsigned int i;
1337
1338     texture->flags &= ~(WINED3D_TEXTURE_RGB_ALLOCATED | WINED3D_TEXTURE_SRGB_ALLOCATED
1339             | WINED3D_TEXTURE_CONVERTED);
1340     texture->async.flags &= ~WINED3D_TEXTURE_ASYNC_COLOR_KEY;
1341     for (i = 0; i < sub_count; ++i)
1342     {
1343         wined3d_texture_invalidate_location(texture, i,
1344                 WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB);
1345     }
1346 }
1347
1348 void wined3d_texture_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
1349 {
1350     DWORD alloc_flag = srgb ? WINED3D_TEXTURE_SRGB_ALLOCATED : WINED3D_TEXTURE_RGB_ALLOCATED;
1351     const struct wined3d_d3d_info *d3d_info = context->d3d_info;
1352
1353     if (!d3d_info->shader_color_key
1354             && !(texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY)
1355             != !(texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT))
1356     {
1357         wined3d_texture_force_reload(texture);
1358
1359         if (texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
1360             texture->async.flags |= WINED3D_TEXTURE_ASYNC_COLOR_KEY;
1361     }
1362
1363     if (texture->flags & alloc_flag)
1364         return;
1365
1366     texture->texture_ops->texture_prepare_texture(texture, context, srgb);
1367     texture->flags |= alloc_flag;
1368 }
1369
1370 static void wined3d_texture_prepare_rb(struct wined3d_texture *texture,
1371         const struct wined3d_gl_info *gl_info, BOOL multisample)
1372 {
1373     const struct wined3d_format *format = texture->resource.format;
1374
1375     if (multisample)
1376     {
1377         DWORD samples;
1378
1379         if (texture->rb_multisample)
1380             return;
1381
1382         /* TODO: NVIDIA expose their Coverage Sample Anti-Aliasing (CSAA)
1383          * feature through type == MULTISAMPLE_XX and quality != 0. This could
1384          * be mapped to GL_NV_framebuffer_multisample_coverage.
1385          *
1386          * AMD have a similar feature called Enhanced Quality Anti-Aliasing
1387          * (EQAA), but it does not have an equivalent OpenGL extension. */
1388
1389         /* We advertise as many WINED3D_MULTISAMPLE_NON_MASKABLE quality
1390          * levels as the count of advertised multisample types for the texture
1391          * format. */
1392         if (texture->resource.multisample_type == WINED3D_MULTISAMPLE_NON_MASKABLE)
1393         {
1394             unsigned int i, count = 0;
1395
1396             for (i = 0; i < sizeof(format->multisample_types) * 8; ++i)
1397             {
1398                 if (format->multisample_types & 1u << i)
1399                 {
1400                     if (texture->resource.multisample_quality == count++)
1401                         break;
1402                 }
1403             }
1404             samples = i + 1;
1405         }
1406         else
1407         {
1408             samples = texture->resource.multisample_type;
1409         }
1410
1411         gl_info->fbo_ops.glGenRenderbuffers(1, &texture->rb_multisample);
1412         gl_info->fbo_ops.glBindRenderbuffer(GL_RENDERBUFFER, texture->rb_multisample);
1413         gl_info->fbo_ops.glRenderbufferStorageMultisample(GL_RENDERBUFFER, samples,
1414                 format->glInternal, texture->resource.width, texture->resource.height);
1415         checkGLcall("glRenderbufferStorageMultisample()");
1416         TRACE("Created multisample rb %u.\n", texture->rb_multisample);
1417     }
1418     else
1419     {
1420         if (texture->rb_resolved)
1421             return;
1422
1423         gl_info->fbo_ops.glGenRenderbuffers(1, &texture->rb_resolved);
1424         gl_info->fbo_ops.glBindRenderbuffer(GL_RENDERBUFFER, texture->rb_resolved);
1425         gl_info->fbo_ops.glRenderbufferStorage(GL_RENDERBUFFER, format->glInternal,
1426                 texture->resource.width, texture->resource.height);
1427         checkGLcall("glRenderbufferStorage()");
1428         TRACE("Created resolved rb %u.\n", texture->rb_resolved);
1429     }
1430 }
1431
1432 /* Context activation is done by the caller. Context may be NULL in
1433  * WINED3D_NO3D mode. */
1434 BOOL wined3d_texture_prepare_location(struct wined3d_texture *texture, unsigned int sub_resource_idx,
1435         struct wined3d_context *context, DWORD location)
1436 {
1437     switch (location)
1438     {
1439         case WINED3D_LOCATION_SYSMEM:
1440             if (texture->resource.heap_memory)
1441                 return TRUE;
1442
1443             if (!wined3d_resource_allocate_sysmem(&texture->resource))
1444             {
1445                 ERR("Failed to allocate system memory.\n");
1446                 return FALSE;
1447             }
1448             return TRUE;
1449
1450         case WINED3D_LOCATION_USER_MEMORY:
1451             if (!texture->user_memory)
1452                 ERR("Map binding is set to WINED3D_LOCATION_USER_MEMORY but surface->user_memory is NULL.\n");
1453             return TRUE;
1454
1455         case WINED3D_LOCATION_BUFFER:
1456             wined3d_texture_prepare_buffer_object(texture, sub_resource_idx, context->gl_info);
1457             return TRUE;
1458
1459         case WINED3D_LOCATION_TEXTURE_RGB:
1460             wined3d_texture_prepare_texture(texture, context, FALSE);
1461             return TRUE;
1462
1463         case WINED3D_LOCATION_TEXTURE_SRGB:
1464             wined3d_texture_prepare_texture(texture, context, TRUE);
1465             return TRUE;
1466
1467         case WINED3D_LOCATION_DRAWABLE:
1468             if (!texture->swapchain && wined3d_settings.offscreen_rendering_mode != ORM_BACKBUFFER)
1469                 ERR("Texture %p does not have a drawable.\n", texture);
1470             return TRUE;
1471
1472         case WINED3D_LOCATION_RB_MULTISAMPLE:
1473             wined3d_texture_prepare_rb(texture, context->gl_info, TRUE);
1474             return TRUE;
1475
1476         case WINED3D_LOCATION_RB_RESOLVED:
1477             wined3d_texture_prepare_rb(texture, context->gl_info, FALSE);
1478             return TRUE;
1479
1480         default:
1481             ERR("Invalid location %s.\n", wined3d_debug_location(location));
1482             return FALSE;
1483     }
1484 }
1485
1486 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
1487 {
1488     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
1489     FIXME("texture %p stub!\n", texture);
1490 }
1491
1492 static struct wined3d_texture_sub_resource *wined3d_texture_get_sub_resource(struct wined3d_texture *texture,
1493         unsigned int sub_resource_idx)
1494 {
1495     UINT sub_count = texture->level_count * texture->layer_count;
1496
1497     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
1498
1499     if (sub_resource_idx >= sub_count)
1500     {
1501         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
1502         return NULL;
1503     }
1504
1505     return &texture->sub_resources[sub_resource_idx];
1506 }
1507
1508 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
1509         UINT layer, const struct wined3d_box *dirty_region)
1510 {
1511     struct wined3d_context *context;
1512     unsigned int sub_resource_idx;
1513
1514     TRACE("texture %p, layer %u, dirty_region %s.\n", texture, layer, debug_box(dirty_region));
1515
1516     if (layer >= texture->layer_count)
1517     {
1518         WARN("Invalid layer %u specified.\n", layer);
1519         return WINED3DERR_INVALIDCALL;
1520     }
1521     sub_resource_idx = layer * texture->level_count;
1522
1523     if (dirty_region)
1524         FIXME("Ignoring dirty_region %s.\n", debug_box(dirty_region));
1525
1526     context = context_acquire(texture->resource.device, NULL, 0);
1527     if (!wined3d_texture_load_location(texture, sub_resource_idx, context, texture->resource.map_binding))
1528     {
1529         ERR("Failed to load location %s.\n", wined3d_debug_location(texture->resource.map_binding));
1530         context_release(context);
1531         return E_OUTOFMEMORY;
1532     }
1533     wined3d_texture_invalidate_location(texture, sub_resource_idx, ~texture->resource.map_binding);
1534     context_release(context);
1535
1536     return WINED3D_OK;
1537 }
1538
1539 void wined3d_texture_upload_data(struct wined3d_texture *texture, unsigned int sub_resource_idx,
1540         const struct wined3d_context *context, const struct wined3d_box *box,
1541         const struct wined3d_const_bo_address *data, unsigned int row_pitch, unsigned int slice_pitch)
1542 {
1543     texture->texture_ops->texture_upload_data(texture, sub_resource_idx,
1544             context, box, data, row_pitch, slice_pitch);
1545 }
1546
1547 static void texture2d_upload_data(struct wined3d_texture *texture, unsigned int sub_resource_idx,
1548         const struct wined3d_context *context, const struct wined3d_box *box,
1549         const struct wined3d_const_bo_address *data, unsigned int row_pitch, unsigned int slice_pitch)
1550 {
1551     unsigned int texture_level;
1552     POINT dst_point;
1553     RECT src_rect;
1554
1555     src_rect.left = 0;
1556     src_rect.top = 0;
1557     if (box)
1558     {
1559         dst_point.x = box->left;
1560         dst_point.y = box->top;
1561         src_rect.right = box->right - box->left;
1562         src_rect.bottom = box->bottom - box->top;
1563     }
1564     else
1565     {
1566         dst_point.x = dst_point.y = 0;
1567         texture_level = sub_resource_idx % texture->level_count;
1568         src_rect.right = wined3d_texture_get_level_width(texture, texture_level);
1569         src_rect.bottom = wined3d_texture_get_level_height(texture, texture_level);
1570     }
1571
1572     wined3d_surface_upload_data(texture->sub_resources[sub_resource_idx].u.surface, context->gl_info,
1573             texture->resource.format, &src_rect, row_pitch, &dst_point, FALSE, data);
1574 }
1575
1576 static BOOL texture2d_load_location(struct wined3d_texture *texture, unsigned int sub_resource_idx,
1577         struct wined3d_context *context, DWORD location)
1578 {
1579     return surface_load_location(texture->sub_resources[sub_resource_idx].u.surface, context, location);
1580 }
1581
1582 /* Context activation is done by the caller. */
1583 static void texture2d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
1584 {
1585     const struct wined3d_format *format = texture->resource.format;
1586     const struct wined3d_gl_info *gl_info = context->gl_info;
1587     const struct wined3d_color_key_conversion *conversion;
1588     GLenum internal;
1589
1590     TRACE("texture %p, context %p, format %s.\n", texture, context, debug_d3dformat(format->id));
1591
1592     if (format->convert)
1593     {
1594         texture->flags |= WINED3D_TEXTURE_CONVERTED;
1595     }
1596     else if ((conversion = wined3d_format_get_color_key_conversion(texture, TRUE)))
1597     {
1598         texture->flags |= WINED3D_TEXTURE_CONVERTED;
1599         format = wined3d_get_format(gl_info, conversion->dst_format, texture->resource.usage);
1600         TRACE("Using format %s for color key conversion.\n", debug_d3dformat(format->id));
1601     }
1602
1603     wined3d_texture_bind_and_dirtify(texture, context, srgb);
1604
1605     if (srgb)
1606         internal = format->glGammaInternal;
1607     else if (texture->resource.usage & WINED3DUSAGE_RENDERTARGET
1608             && wined3d_resource_is_offscreen(&texture->resource))
1609         internal = format->rtInternal;
1610     else
1611         internal = format->glInternal;
1612
1613     if (!internal)
1614         FIXME("No GL internal format for format %s.\n", debug_d3dformat(format->id));
1615
1616     TRACE("internal %#x, format %#x, type %#x.\n", internal, format->glFormat, format->glType);
1617
1618     if (wined3d_texture_use_immutable_storage(texture, gl_info))
1619         wined3d_texture_allocate_gl_immutable_storage(texture, internal, gl_info);
1620     else
1621         wined3d_texture_allocate_gl_mutable_storage(texture, internal, format, gl_info);
1622 }
1623
1624 static void texture2d_cleanup_sub_resources(struct wined3d_texture *texture)
1625 {
1626     unsigned int sub_count = texture->level_count * texture->layer_count;
1627     struct wined3d_device *device = texture->resource.device;
1628     struct wined3d_texture_sub_resource *sub_resource;
1629     struct wined3d_renderbuffer_entry *entry, *entry2;
1630     const struct wined3d_gl_info *gl_info = NULL;
1631     struct wined3d_context *context = NULL;
1632     struct wined3d_surface *overlay, *cur;
1633     struct wined3d_surface *surface;
1634     unsigned int i;
1635
1636     for (i = 0; i < sub_count; ++i)
1637     {
1638         sub_resource = &texture->sub_resources[i];
1639         if (!(surface = sub_resource->u.surface))
1640             continue;
1641
1642         TRACE("surface %p.\n", surface);
1643
1644         if (!context && !list_empty(&surface->renderbuffers))
1645         {
1646             context = context_acquire(device, NULL, 0);
1647             gl_info = context->gl_info;
1648         }
1649
1650         LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &surface->renderbuffers, struct wined3d_renderbuffer_entry, entry)
1651         {
1652             TRACE("Deleting renderbuffer %u.\n", entry->id);
1653             context_gl_resource_released(device, entry->id, TRUE);
1654             gl_info->fbo_ops.glDeleteRenderbuffers(1, &entry->id);
1655             HeapFree(GetProcessHeap(), 0, entry);
1656         }
1657
1658         if (surface->dc)
1659             wined3d_surface_destroy_dc(surface);
1660
1661         if (surface->overlay_dest)
1662             list_remove(&surface->overlay_entry);
1663
1664         LIST_FOR_EACH_ENTRY_SAFE(overlay, cur, &surface->overlays, struct wined3d_surface, overlay_entry)
1665         {
1666             list_remove(&overlay->overlay_entry);
1667             overlay->overlay_dest = NULL;
1668         }
1669     }
1670     if (context)
1671         context_release(context);
1672     HeapFree(GetProcessHeap(), 0, texture->sub_resources[0].u.surface);
1673 }
1674
1675 static const struct wined3d_texture_ops texture2d_ops =
1676 {
1677     texture2d_upload_data,
1678     texture2d_load_location,
1679     texture2d_prepare_texture,
1680     texture2d_cleanup_sub_resources,
1681 };
1682
1683 struct wined3d_texture * __cdecl wined3d_texture_from_resource(struct wined3d_resource *resource)
1684 {
1685     return texture_from_resource(resource);
1686 }
1687
1688 static ULONG texture_resource_incref(struct wined3d_resource *resource)
1689 {
1690     return wined3d_texture_incref(texture_from_resource(resource));
1691 }
1692
1693 static ULONG texture_resource_decref(struct wined3d_resource *resource)
1694 {
1695     return wined3d_texture_decref(texture_from_resource(resource));
1696 }
1697
1698 static void texture_resource_preload(struct wined3d_resource *resource)
1699 {
1700     struct wined3d_texture *texture = texture_from_resource(resource);
1701     struct wined3d_context *context;
1702
1703     context = context_acquire(resource->device, NULL, 0);
1704     wined3d_texture_load(texture, context, texture->flags & WINED3D_TEXTURE_IS_SRGB);
1705     context_release(context);
1706 }
1707
1708 static void wined3d_texture_unload(struct wined3d_resource *resource)
1709 {
1710     struct wined3d_texture *texture = texture_from_resource(resource);
1711     UINT sub_count = texture->level_count * texture->layer_count;
1712     struct wined3d_device *device = resource->device;
1713     const struct wined3d_gl_info *gl_info;
1714     struct wined3d_context *context;
1715     UINT i;
1716
1717     TRACE("texture %p.\n", texture);
1718
1719     context = context_acquire(device, NULL, 0);
1720     gl_info = context->gl_info;
1721
1722     for (i = 0; i < sub_count; ++i)
1723     {
1724         struct wined3d_texture_sub_resource *sub_resource = &texture->sub_resources[i];
1725
1726         if (resource->pool != WINED3D_POOL_DEFAULT
1727                 && wined3d_texture_load_location(texture, i, context, resource->map_binding))
1728         {
1729             wined3d_texture_invalidate_location(texture, i, ~resource->map_binding);
1730         }
1731         else
1732         {
1733             /* We should only get here on device reset/teardown for implicit
1734              * resources. */
1735             if (resource->pool != WINED3D_POOL_DEFAULT || resource->type != WINED3D_RTYPE_TEXTURE_2D)
1736                 ERR("Discarding %s %p sub-resource %u in the %s pool.\n", debug_d3dresourcetype(resource->type),
1737                         resource, i, debug_d3dpool(resource->pool));
1738             wined3d_texture_validate_location(texture, i, WINED3D_LOCATION_DISCARDED);
1739             wined3d_texture_invalidate_location(texture, i, ~WINED3D_LOCATION_DISCARDED);
1740         }
1741
1742         if (sub_resource->buffer_object)
1743             wined3d_texture_remove_buffer_object(texture, i, context->gl_info);
1744
1745         if (resource->type == WINED3D_RTYPE_TEXTURE_2D)
1746         {
1747             struct wined3d_surface *surface = sub_resource->u.surface;
1748             struct wined3d_renderbuffer_entry *entry, *entry2;
1749
1750             LIST_FOR_EACH_ENTRY_SAFE(entry, entry2, &surface->renderbuffers, struct wined3d_renderbuffer_entry, entry)
1751             {
1752                 context_gl_resource_released(device, entry->id, TRUE);
1753                 gl_info->fbo_ops.glDeleteRenderbuffers(1, &entry->id);
1754                 list_remove(&entry->entry);
1755                 HeapFree(GetProcessHeap(), 0, entry);
1756             }
1757             list_init(&surface->renderbuffers);
1758             surface->current_renderbuffer = NULL;
1759         }
1760     }
1761
1762     context_release(context);
1763
1764     wined3d_texture_force_reload(texture);
1765     wined3d_texture_unload_gl_texture(texture);
1766 }
1767
1768 static HRESULT texture_resource_sub_resource_map(struct wined3d_resource *resource, unsigned int sub_resource_idx,
1769         struct wined3d_map_desc *map_desc, const struct wined3d_box *box, DWORD flags)
1770 {
1771     const struct wined3d_format *format = resource->format;
1772     struct wined3d_texture_sub_resource *sub_resource;
1773     struct wined3d_device *device = resource->device;
1774     unsigned int fmt_flags = resource->format_flags;
1775     const struct wined3d_gl_info *gl_info = NULL;
1776     struct wined3d_context *context = NULL;
1777     struct wined3d_texture *texture;
1778     struct wined3d_bo_address data;
1779     unsigned int texture_level;
1780     BYTE *base_memory;
1781     BOOL ret;
1782
1783     TRACE("resource %p, sub_resource_idx %u, map_desc %p, box %s, flags %#x.\n",
1784             resource, sub_resource_idx, map_desc, debug_box(box), flags);
1785
1786     texture = texture_from_resource(resource);
1787     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
1788         return E_INVALIDARG;
1789
1790     texture_level = sub_resource_idx % texture->level_count;
1791     if (box && !wined3d_texture_check_box_dimensions(texture, texture_level, box))
1792     {
1793         WARN("Map box is invalid.\n");
1794         if (resource->type != WINED3D_RTYPE_TEXTURE_2D)
1795             return WINED3DERR_INVALIDCALL;
1796     }
1797
1798     if ((fmt_flags & WINED3DFMT_FLAG_BLOCKS) && box
1799             && !wined3d_texture_check_block_align(texture, texture_level, box))
1800     {
1801         WARN("Map box %s is misaligned for %ux%u blocks.\n",
1802                 debug_box(box), format->block_width, format->block_height);
1803         if (resource->type != WINED3D_RTYPE_TEXTURE_2D || resource->pool == WINED3D_POOL_DEFAULT)
1804             return WINED3DERR_INVALIDCALL;
1805     }
1806
1807     if (!(resource->access_flags & WINED3D_RESOURCE_ACCESS_CPU))
1808     {
1809         WARN("Trying to map unmappable texture.\n");
1810         if (resource->type != WINED3D_RTYPE_TEXTURE_2D)
1811             return WINED3DERR_INVALIDCALL;
1812     }
1813
1814     if (texture->flags & WINED3D_TEXTURE_DC_IN_USE)
1815     {
1816         WARN("DC is in use.\n");
1817         return WINED3DERR_INVALIDCALL;
1818     }
1819
1820     if (sub_resource->map_count)
1821     {
1822         WARN("Sub-resource is already mapped.\n");
1823         return WINED3DERR_INVALIDCALL;
1824     }
1825
1826     if (device->d3d_initialized)
1827     {
1828         context = context_acquire(device, NULL, 0);
1829         gl_info = context->gl_info;
1830     }
1831
1832     if (flags & WINED3D_MAP_DISCARD)
1833     {
1834         TRACE("WINED3D_MAP_DISCARD flag passed, marking %s as up to date.\n",
1835                 wined3d_debug_location(texture->resource.map_binding));
1836         if ((ret = wined3d_texture_prepare_location(texture, sub_resource_idx,
1837                 context, texture->resource.map_binding)))
1838             wined3d_texture_validate_location(texture, sub_resource_idx, texture->resource.map_binding);
1839     }
1840     else
1841     {
1842         if (resource->usage & WINED3DUSAGE_DYNAMIC)
1843             WARN_(d3d_perf)("Mapping a dynamic texture without WINED3D_MAP_DISCARD.\n");
1844         ret = wined3d_texture_load_location(texture, sub_resource_idx, context, texture->resource.map_binding);
1845     }
1846
1847     if (!ret)
1848     {
1849         ERR("Failed to prepare location.\n");
1850         context_release(context);
1851         return E_OUTOFMEMORY;
1852     }
1853
1854     if (!(flags & WINED3D_MAP_READONLY)
1855         && (!(flags & WINED3D_MAP_NO_DIRTY_UPDATE) || (resource->usage & WINED3DUSAGE_DYNAMIC)))
1856         wined3d_texture_invalidate_location(texture, sub_resource_idx, ~texture->resource.map_binding);
1857
1858     wined3d_texture_get_memory(texture, sub_resource_idx, &data, texture->resource.map_binding);
1859     base_memory = wined3d_texture_map_bo_address(&data, sub_resource->size,
1860             gl_info, GL_PIXEL_UNPACK_BUFFER, flags);
1861     TRACE("Base memory pointer %p.\n", base_memory);
1862
1863     if (context)
1864         context_release(context);
1865
1866     if (fmt_flags & WINED3DFMT_FLAG_BROKEN_PITCH)
1867     {
1868         map_desc->row_pitch = wined3d_texture_get_level_width(texture, texture_level) * format->byte_count;
1869         map_desc->slice_pitch = wined3d_texture_get_level_height(texture, texture_level) * map_desc->row_pitch;
1870     }
1871     else
1872     {
1873         wined3d_texture_get_pitch(texture, texture_level, &map_desc->row_pitch, &map_desc->slice_pitch);
1874     }
1875
1876     if (!box)
1877     {
1878         map_desc->data = base_memory;
1879     }
1880     else
1881     {
1882         if ((fmt_flags & (WINED3DFMT_FLAG_BLOCKS | WINED3DFMT_FLAG_BROKEN_PITCH)) == WINED3DFMT_FLAG_BLOCKS)
1883         {
1884             /* Compressed textures are block based, so calculate the offset of
1885              * the block that contains the top-left pixel of the mapped box. */
1886             map_desc->data = base_memory
1887                     + (box->front * map_desc->slice_pitch)
1888                     + ((box->top / format->block_height) * map_desc->row_pitch)
1889                     + ((box->left / format->block_width) * format->block_byte_count);
1890         }
1891         else
1892         {
1893             map_desc->data = base_memory
1894                     + (box->front * map_desc->slice_pitch)
1895                     + (box->top * map_desc->row_pitch)
1896                     + (box->left * format->byte_count);
1897         }
1898     }
1899
1900     if (texture->swapchain && texture->swapchain->front_buffer == texture)
1901     {
1902         RECT *r = &texture->swapchain->front_buffer_update;
1903
1904         if (!box)
1905             SetRect(r, 0, 0, resource->width, resource->height);
1906         else
1907             SetRect(r, box->left, box->top, box->right, box->bottom);
1908         TRACE("Mapped front buffer %s.\n", wine_dbgstr_rect(r));
1909     }
1910
1911     ++resource->map_count;
1912     ++sub_resource->map_count;
1913
1914     TRACE("Returning memory %p, row pitch %u, slice pitch %u.\n",
1915             map_desc->data, map_desc->row_pitch, map_desc->slice_pitch);
1916
1917     return WINED3D_OK;
1918 }
1919
1920 static HRESULT texture_resource_sub_resource_unmap(struct wined3d_resource *resource, unsigned int sub_resource_idx)
1921 {
1922     struct wined3d_texture_sub_resource *sub_resource;
1923     struct wined3d_device *device = resource->device;
1924     const struct wined3d_gl_info *gl_info = NULL;
1925     struct wined3d_context *context = NULL;
1926     struct wined3d_texture *texture;
1927     struct wined3d_bo_address data;
1928
1929     TRACE("resource %p, sub_resource_idx %u.\n", resource, sub_resource_idx);
1930
1931     texture = texture_from_resource(resource);
1932     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
1933         return E_INVALIDARG;
1934
1935     if (!sub_resource->map_count)
1936     {
1937         WARN("Trying to unmap unmapped sub-resource.\n");
1938         if (texture->flags & WINED3D_TEXTURE_DC_IN_USE)
1939             return WINED3D_OK;
1940         return WINEDDERR_NOTLOCKED;
1941     }
1942
1943     if (device->d3d_initialized)
1944     {
1945         context = context_acquire(device, NULL, 0);
1946         gl_info = context->gl_info;
1947     }
1948
1949     wined3d_texture_get_memory(texture, sub_resource_idx, &data, texture->resource.map_binding);
1950     wined3d_texture_unmap_bo_address(&data, gl_info, GL_PIXEL_UNPACK_BUFFER);
1951
1952     if (context)
1953         context_release(context);
1954
1955     if (texture->swapchain && texture->swapchain->front_buffer == texture)
1956     {
1957         if (!(sub_resource->locations & (WINED3D_LOCATION_DRAWABLE | WINED3D_LOCATION_TEXTURE_RGB)))
1958             texture->swapchain->swapchain_ops->swapchain_frontbuffer_updated(texture->swapchain);
1959     }
1960
1961     --sub_resource->map_count;
1962     if (!--resource->map_count && texture->update_map_binding)
1963         wined3d_texture_update_map_binding(texture);
1964
1965     return WINED3D_OK;
1966 }
1967
1968 static const struct wined3d_resource_ops texture_resource_ops =
1969 {
1970     texture_resource_incref,
1971     texture_resource_decref,
1972     texture_resource_preload,
1973     wined3d_texture_unload,
1974     texture_resource_sub_resource_map,
1975     texture_resource_sub_resource_unmap,
1976 };
1977
1978 static HRESULT texture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
1979         unsigned int layer_count, unsigned int level_count, DWORD flags, struct wined3d_device *device,
1980         void *parent, const struct wined3d_parent_ops *parent_ops)
1981 {
1982     struct wined3d_device_parent *device_parent = device->device_parent;
1983     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1984     struct wined3d_surface *surfaces;
1985     UINT pow2_width, pow2_height;
1986     unsigned int i, j;
1987     HRESULT hr;
1988
1989     if (!(desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP) && layer_count > 1
1990             && !gl_info->supported[EXT_TEXTURE_ARRAY])
1991     {
1992         WARN("OpenGL implementation does not support array textures.\n");
1993         return WINED3DERR_INVALIDCALL;
1994     }
1995
1996     /* TODO: It should only be possible to create textures for formats
1997      * that are reported as supported. */
1998     if (WINED3DFMT_UNKNOWN >= desc->format)
1999     {
2000         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
2001         return WINED3DERR_INVALIDCALL;
2002     }
2003
2004     if (desc->usage & WINED3DUSAGE_DYNAMIC && desc->pool == WINED3D_POOL_MANAGED)
2005         FIXME("Trying to create a managed texture with dynamic usage.\n");
2006     if (!(desc->usage & (WINED3DUSAGE_DYNAMIC | WINED3DUSAGE_RENDERTARGET | WINED3DUSAGE_DEPTHSTENCIL))
2007             && (flags & WINED3D_TEXTURE_CREATE_MAPPABLE))
2008         WARN("Creating a mappable texture in the default pool that doesn't specify dynamic usage.\n");
2009     if (desc->usage & WINED3DUSAGE_RENDERTARGET && desc->pool != WINED3D_POOL_DEFAULT)
2010         FIXME("Trying to create a render target that isn't in the default pool.\n");
2011
2012     pow2_width = desc->width;
2013     pow2_height = desc->height;
2014     if (((desc->width & (desc->width - 1)) || (desc->height & (desc->height - 1)))
2015             && !gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
2016     {
2017         /* level_count == 0 returns an error as well. */
2018         if (level_count != 1 || layer_count != 1)
2019         {
2020             if (desc->pool != WINED3D_POOL_SCRATCH)
2021             {
2022                 WARN("Attempted to create a mipmapped/cube/array NPOT texture without unconditional NPOT support.\n");
2023                 return WINED3DERR_INVALIDCALL;
2024             }
2025
2026             WARN("Creating a scratch mipmapped/cube/array NPOT texture despite lack of HW support.\n");
2027         }
2028         texture->flags |= WINED3D_TEXTURE_COND_NP2;
2029
2030         if (!gl_info->supported[ARB_TEXTURE_RECTANGLE] && !gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT])
2031         {
2032             const struct wined3d_format *format = wined3d_get_format(gl_info, desc->format, desc->usage);
2033
2034             /* TODO: Add support for non-power-of-two compressed textures. */
2035             if (format->flags[WINED3D_GL_RES_TYPE_TEX_2D]
2036                     & (WINED3DFMT_FLAG_COMPRESSED | WINED3DFMT_FLAG_HEIGHT_SCALE))
2037             {
2038                 FIXME("Compressed or height scaled non-power-of-two (%ux%u) textures are not supported.\n",
2039                         desc->width, desc->height);
2040                 return WINED3DERR_NOTAVAILABLE;
2041             }
2042
2043             /* Find the nearest pow2 match. */
2044             pow2_width = pow2_height = 1;
2045             while (pow2_width < desc->width)
2046                 pow2_width <<= 1;
2047             while (pow2_height < desc->height)
2048                 pow2_height <<= 1;
2049             texture->flags |= WINED3D_TEXTURE_COND_NP2_EMULATED;
2050         }
2051     }
2052     texture->pow2_width = pow2_width;
2053     texture->pow2_height = pow2_height;
2054
2055     if ((pow2_width > gl_info->limits.texture_size || pow2_height > gl_info->limits.texture_size)
2056             && (desc->usage & WINED3DUSAGE_TEXTURE))
2057     {
2058         /* One of four options:
2059          * 1: Do the same as we do with NPOT and scale the texture. (Any
2060          *    texture ops would require the texture to be scaled which is
2061          *    potentially slow.)
2062          * 2: Set the texture to the maximum size (bad idea).
2063          * 3: WARN and return WINED3DERR_NOTAVAILABLE.
2064          * 4: Create the surface, but allow it to be used only for DirectDraw
2065          *    Blts. Some apps (e.g. Swat 3) create textures with a height of
2066          *    16 and a width > 3000 and blt 16x16 letter areas from them to
2067          *    the render target. */
2068         if (desc->pool == WINED3D_POOL_DEFAULT || desc->pool == WINED3D_POOL_MANAGED)
2069         {
2070             WARN("Dimensions (%ux%u) exceed the maximum texture size.\n", pow2_width, pow2_height);
2071             return WINED3DERR_NOTAVAILABLE;
2072         }
2073
2074         /* We should never use this surface in combination with OpenGL. */
2075         TRACE("Creating an oversized (%ux%u) surface.\n", pow2_width, pow2_height);
2076     }
2077
2078     /* Calculate levels for mip mapping. */
2079     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
2080     {
2081         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
2082         {
2083             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
2084             return WINED3DERR_INVALIDCALL;
2085         }
2086
2087         if (level_count != 1)
2088         {
2089             WARN("WINED3DUSAGE_AUTOGENMIPMAP is set, and level count != 1, returning WINED3DERR_INVALIDCALL.\n");
2090             return WINED3DERR_INVALIDCALL;
2091         }
2092     }
2093
2094     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, layer_count, level_count, desc,
2095             flags, device, parent, parent_ops, &texture_resource_ops)))
2096     {
2097         WARN("Failed to initialize texture, returning %#x.\n", hr);
2098         return hr;
2099     }
2100
2101     /* Precalculated scaling for 'faked' non power of two texture coords. */
2102     if (texture->resource.gl_type == WINED3D_GL_RES_TYPE_TEX_RECT)
2103     {
2104         texture->pow2_matrix[0] = (float)desc->width;
2105         texture->pow2_matrix[5] = (float)desc->height;
2106         texture->flags &= ~(WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS);
2107         texture->target = GL_TEXTURE_RECTANGLE_ARB;
2108     }
2109     else
2110     {
2111         if (texture->flags & WINED3D_TEXTURE_COND_NP2_EMULATED)
2112         {
2113             texture->pow2_matrix[0] = (((float)desc->width) / ((float)pow2_width));
2114             texture->pow2_matrix[5] = (((float)desc->height) / ((float)pow2_height));
2115             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
2116         }
2117         else
2118         {
2119             texture->pow2_matrix[0] = 1.0f;
2120             texture->pow2_matrix[5] = 1.0f;
2121         }
2122         if (desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP)
2123             texture->target = GL_TEXTURE_CUBE_MAP_ARB;
2124         else if (layer_count > 1)
2125             texture->target = GL_TEXTURE_2D_ARRAY;
2126         else
2127             texture->target = GL_TEXTURE_2D;
2128     }
2129     texture->pow2_matrix[10] = 1.0f;
2130     texture->pow2_matrix[15] = 1.0f;
2131     TRACE("x scale %.8e, y scale %.8e.\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
2132
2133     if (wined3d_texture_use_pbo(texture, gl_info))
2134         texture->resource.map_binding = WINED3D_LOCATION_BUFFER;
2135
2136     if (level_count > ~(SIZE_T)0 / layer_count
2137             || !(surfaces = wined3d_calloc(level_count * layer_count, sizeof(*surfaces))))
2138     {
2139         wined3d_texture_cleanup_sync(texture);
2140         return E_OUTOFMEMORY;
2141     }
2142
2143     /* Generate all the surfaces. */
2144     for (i = 0; i < texture->level_count; ++i)
2145     {
2146         for (j = 0; j < texture->layer_count; ++j)
2147         {
2148             static const GLenum cube_targets[6] =
2149             {
2150                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
2151                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
2152                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
2153                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
2154                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
2155                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
2156             };
2157             struct wined3d_texture_sub_resource *sub_resource;
2158             unsigned int idx = j * texture->level_count + i;
2159             struct wined3d_surface *surface;
2160
2161             surface = &surfaces[idx];
2162             surface->container = texture;
2163             surface->texture_target = desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP ? cube_targets[j] : texture->target;
2164             surface->texture_level = i;
2165             surface->texture_layer = j;
2166             list_init(&surface->renderbuffers);
2167             list_init(&surface->overlays);
2168
2169             sub_resource = &texture->sub_resources[idx];
2170             sub_resource->locations = WINED3D_LOCATION_DISCARDED;
2171             sub_resource->u.surface = surface;
2172             if (!(texture->resource.usage & WINED3DUSAGE_DEPTHSTENCIL))
2173             {
2174                 wined3d_texture_validate_location(texture, idx, WINED3D_LOCATION_SYSMEM);
2175                 wined3d_texture_invalidate_location(texture, idx, ~WINED3D_LOCATION_SYSMEM);
2176             }
2177
2178             if (FAILED(hr = device_parent->ops->surface_created(device_parent,
2179                     texture, idx, &sub_resource->parent, &sub_resource->parent_ops)))
2180             {
2181                 WARN("Failed to create surface parent, hr %#x.\n", hr);
2182                 sub_resource->parent = NULL;
2183                 wined3d_texture_cleanup_sync(texture);
2184                 return hr;
2185             }
2186
2187             TRACE("parent %p, parent_ops %p.\n", sub_resource->parent, sub_resource->parent_ops);
2188
2189             TRACE("Created surface level %u, layer %u @ %p.\n", i, j, surface);
2190
2191             if (((desc->usage & WINED3DUSAGE_OWNDC) || (device->wined3d->flags & WINED3D_NO3D))
2192                     && FAILED(hr = wined3d_surface_create_dc(surface)))
2193             {
2194                 wined3d_texture_cleanup_sync(texture);
2195                 return hr;
2196             }
2197         }
2198     }
2199
2200     return WINED3D_OK;
2201 }
2202
2203 /* This call just uploads data, the caller is responsible for binding the
2204  * correct texture. */
2205 /* Context activation is done by the caller. */
2206 static void texture3d_upload_data(struct wined3d_texture *texture, unsigned int sub_resource_idx,
2207         const struct wined3d_context *context, const struct wined3d_box *box,
2208         const struct wined3d_const_bo_address *data, unsigned int row_pitch, unsigned int slice_pitch)
2209 {
2210     const struct wined3d_format *format = texture->resource.format;
2211     unsigned int level = sub_resource_idx % texture->level_count;
2212     const struct wined3d_gl_info *gl_info = context->gl_info;
2213     unsigned int x, y, z, update_w, update_h, update_d;
2214     unsigned int dst_row_pitch, dst_slice_pitch;
2215     unsigned int width, height, depth;
2216     const void *mem = data->addr;
2217     void *converted_mem = NULL;
2218
2219     TRACE("texture %p, sub_resource_idx %u, context %p, box %s, data {%#x:%p}, row_pitch %#x, slice_pitch %#x.\n",
2220             texture, sub_resource_idx, context, debug_box(box),
2221             data->buffer_object, data->addr, row_pitch, slice_pitch);
2222
2223     width = wined3d_texture_get_level_width(texture, level);
2224     height = wined3d_texture_get_level_height(texture, level);
2225     depth = wined3d_texture_get_level_depth(texture, level);
2226
2227     if (!box)
2228     {
2229         x = y = z = 0;
2230         update_w = width;
2231         update_h = height;
2232         update_d = depth;
2233     }
2234     else
2235     {
2236         x = box->left;
2237         y = box->top;
2238         z = box->front;
2239         update_w = box->right - box->left;
2240         update_h = box->bottom - box->top;
2241         update_d = box->back - box->front;
2242     }
2243
2244     if (format->convert)
2245     {
2246         if (data->buffer_object)
2247             ERR("Loading a converted texture from a PBO.\n");
2248         if (texture->resource.format_flags & WINED3DFMT_FLAG_BLOCKS)
2249             ERR("Converting a block-based format.\n");
2250
2251         dst_row_pitch = update_w * format->conv_byte_count;
2252         dst_slice_pitch = dst_row_pitch * update_h;
2253
2254         converted_mem = wined3d_calloc(update_d, dst_slice_pitch);
2255         format->convert(data->addr, converted_mem, row_pitch, slice_pitch,
2256                 dst_row_pitch, dst_slice_pitch, update_w, update_h, update_d);
2257         mem = converted_mem;
2258     }
2259     else
2260     {
2261         wined3d_texture_get_pitch(texture, sub_resource_idx, &dst_row_pitch, &dst_slice_pitch);
2262         if (row_pitch != dst_row_pitch || slice_pitch != dst_slice_pitch)
2263             FIXME("Ignoring row/slice pitch (%u/%u).\n", row_pitch, slice_pitch);
2264     }
2265
2266     if (data->buffer_object)
2267     {
2268         GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, data->buffer_object));
2269         checkGLcall("glBindBuffer");
2270     }
2271
2272     GL_EXTCALL(glTexSubImage3D(GL_TEXTURE_3D, level, x, y, z,
2273             update_w, update_h, update_d, format->glFormat, format->glType, mem));
2274     checkGLcall("glTexSubImage3D");
2275
2276     if (data->buffer_object)
2277     {
2278         GL_EXTCALL(glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0));
2279         checkGLcall("glBindBuffer");
2280     }
2281
2282     HeapFree(GetProcessHeap(), 0, converted_mem);
2283 }
2284
2285 /* Context activation is done by the caller. */
2286 static void texture3d_download_data(struct wined3d_texture *texture, unsigned int sub_resource_idx,
2287         const struct wined3d_context *context, const struct wined3d_bo_address *data)
2288 {
2289     const struct wined3d_format *format = texture->resource.format;
2290     const struct wined3d_gl_info *gl_info = context->gl_info;
2291
2292     if (format->convert)
2293     {
2294         FIXME("Attempting to download a converted volume, format %s.\n",
2295                 debug_d3dformat(format->id));
2296         return;
2297     }
2298
2299     if (data->buffer_object)
2300     {
2301         GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, data->buffer_object));
2302         checkGLcall("glBindBuffer");
2303     }
2304
2305     gl_info->gl_ops.gl.p_glGetTexImage(GL_TEXTURE_3D, sub_resource_idx,
2306             format->glFormat, format->glType, data->addr);
2307     checkGLcall("glGetTexImage");
2308
2309     if (data->buffer_object)
2310     {
2311         GL_EXTCALL(glBindBuffer(GL_PIXEL_PACK_BUFFER, 0));
2312         checkGLcall("glBindBuffer");
2313     }
2314
2315 }
2316
2317 /* Context activation is done by the caller. */
2318 static void texture3d_srgb_transfer(struct wined3d_texture *texture, unsigned int sub_resource_idx,
2319         struct wined3d_context *context, BOOL dest_is_srgb)
2320 {
2321     struct wined3d_texture_sub_resource *sub_resource = &texture->sub_resources[sub_resource_idx];
2322     unsigned int row_pitch, slice_pitch;
2323     struct wined3d_bo_address data;
2324
2325     /* Optimisations are possible, but the effort should be put into either
2326      * implementing EXT_SRGB_DECODE in the driver or finding out why we
2327      * picked the wrong copy for the original upload and fixing that.
2328      *
2329      * Also keep in mind that we want to avoid using resource.heap_memory
2330      * for DEFAULT pool surfaces. */
2331     WARN_(d3d_perf)("Performing slow rgb/srgb volume transfer.\n");
2332     data.buffer_object = 0;
2333     if (!(data.addr = HeapAlloc(GetProcessHeap(), 0, sub_resource->size)))
2334         return;
2335
2336     wined3d_texture_get_pitch(texture, sub_resource_idx, &row_pitch, &slice_pitch);
2337     wined3d_texture_bind_and_dirtify(texture, context, !dest_is_srgb);
2338     texture3d_download_data(texture, sub_resource_idx, context, &data);
2339     wined3d_texture_bind_and_dirtify(texture, context, dest_is_srgb);
2340     texture3d_upload_data(texture, sub_resource_idx, context,
2341             NULL, wined3d_const_bo_address(&data), row_pitch, slice_pitch);
2342
2343     HeapFree(GetProcessHeap(), 0, data.addr);
2344 }
2345
2346 /* Context activation is done by the caller. */
2347 static BOOL texture3d_load_location(struct wined3d_texture *texture, unsigned int sub_resource_idx,
2348         struct wined3d_context *context, DWORD location)
2349 {
2350     struct wined3d_texture_sub_resource *sub_resource = &texture->sub_resources[sub_resource_idx];
2351     unsigned int row_pitch, slice_pitch;
2352
2353     if (!wined3d_texture_prepare_location(texture, sub_resource_idx, context, location))
2354         return FALSE;
2355
2356     switch (location)
2357     {
2358         case WINED3D_LOCATION_TEXTURE_RGB:
2359         case WINED3D_LOCATION_TEXTURE_SRGB:
2360             if (sub_resource->locations & WINED3D_LOCATION_SYSMEM)
2361             {
2362                 struct wined3d_const_bo_address data = {0, texture->resource.heap_memory};
2363                 data.addr += sub_resource->offset;
2364                 wined3d_texture_bind_and_dirtify(texture, context,
2365                         location == WINED3D_LOCATION_TEXTURE_SRGB);
2366                 wined3d_texture_get_pitch(texture, sub_resource_idx, &row_pitch, &slice_pitch);
2367                 texture3d_upload_data(texture, sub_resource_idx, context, NULL, &data, row_pitch, slice_pitch);
2368             }
2369             else if (sub_resource->locations & WINED3D_LOCATION_BUFFER)
2370             {
2371                 struct wined3d_const_bo_address data = {sub_resource->buffer_object, NULL};
2372                 wined3d_texture_bind_and_dirtify(texture, context,
2373                         location == WINED3D_LOCATION_TEXTURE_SRGB);
2374                 wined3d_texture_get_pitch(texture, sub_resource_idx, &row_pitch, &slice_pitch);
2375                 texture3d_upload_data(texture, sub_resource_idx, context, NULL, &data, row_pitch, slice_pitch);
2376             }
2377             else if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_RGB)
2378             {
2379                 texture3d_srgb_transfer(texture, sub_resource_idx, context, TRUE);
2380             }
2381             else if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_SRGB)
2382             {
2383                 texture3d_srgb_transfer(texture, sub_resource_idx, context, FALSE);
2384             }
2385             else
2386             {
2387                 FIXME("Implement texture loading from %s.\n", wined3d_debug_location(sub_resource->locations));
2388                 return FALSE;
2389             }
2390             break;
2391
2392         case WINED3D_LOCATION_SYSMEM:
2393             if (sub_resource->locations & (WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB))
2394             {
2395                 struct wined3d_bo_address data = {0, texture->resource.heap_memory};
2396
2397                 data.addr += sub_resource->offset;
2398                 if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_RGB)
2399                     wined3d_texture_bind_and_dirtify(texture, context, FALSE);
2400                 else
2401                     wined3d_texture_bind_and_dirtify(texture, context, TRUE);
2402
2403                 texture3d_download_data(texture, sub_resource_idx, context, &data);
2404                 ++texture->download_count;
2405             }
2406             else
2407             {
2408                 FIXME("Implement WINED3D_LOCATION_SYSMEM loading from %s.\n",
2409                         wined3d_debug_location(sub_resource->locations));
2410                 return FALSE;
2411             }
2412             break;
2413
2414         case WINED3D_LOCATION_BUFFER:
2415             if (sub_resource->locations & (WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB))
2416             {
2417                 struct wined3d_bo_address data = {sub_resource->buffer_object, NULL};
2418
2419                 if (sub_resource->locations & WINED3D_LOCATION_TEXTURE_RGB)
2420                     wined3d_texture_bind_and_dirtify(texture, context, FALSE);
2421                 else
2422                     wined3d_texture_bind_and_dirtify(texture, context, TRUE);
2423
2424                 texture3d_download_data(texture, sub_resource_idx, context, &data);
2425             }
2426             else
2427             {
2428                 FIXME("Implement WINED3D_LOCATION_BUFFER loading from %s.\n",
2429                         wined3d_debug_location(sub_resource->locations));
2430                 return FALSE;
2431             }
2432             break;
2433
2434         default:
2435             FIXME("Implement %s loading from %s.\n", wined3d_debug_location(location),
2436                     wined3d_debug_location(sub_resource->locations));
2437             return FALSE;
2438     }
2439
2440     return TRUE;
2441 }
2442
2443 static void texture3d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
2444 {
2445     const struct wined3d_format *format = texture->resource.format;
2446     GLenum internal = srgb ? format->glGammaInternal : format->glInternal;
2447     unsigned int sub_count = texture->level_count * texture->layer_count;
2448     const struct wined3d_gl_info *gl_info = context->gl_info;
2449     unsigned int i;
2450
2451     wined3d_texture_bind_and_dirtify(texture, context, srgb);
2452
2453     if (wined3d_texture_use_immutable_storage(texture, gl_info))
2454     {
2455         GL_EXTCALL(glTexStorage3D(GL_TEXTURE_3D, texture->level_count, internal,
2456                 wined3d_texture_get_level_width(texture, 0),
2457                 wined3d_texture_get_level_height(texture, 0),
2458                 wined3d_texture_get_level_depth(texture, 0)));
2459         checkGLcall("glTexStorage3D");
2460     }
2461     else
2462     {
2463         for (i = 0; i < sub_count; ++i)
2464         {
2465             GL_EXTCALL(glTexImage3D(GL_TEXTURE_3D, i, internal,
2466                     wined3d_texture_get_level_width(texture, i),
2467                     wined3d_texture_get_level_height(texture, i),
2468                     wined3d_texture_get_level_depth(texture, i),
2469                     0, format->glFormat, format->glType, NULL));
2470             checkGLcall("glTexImage3D");
2471         }
2472     }
2473 }
2474
2475 static void texture3d_cleanup_sub_resources(struct wined3d_texture *texture)
2476 {
2477 }
2478
2479 static const struct wined3d_texture_ops texture3d_ops =
2480 {
2481     texture3d_upload_data,
2482     texture3d_load_location,
2483     texture3d_prepare_texture,
2484     texture3d_cleanup_sub_resources,
2485 };
2486
2487 BOOL wined3d_texture_check_block_align(const struct wined3d_texture *texture,
2488         unsigned int level, const struct wined3d_box *box)
2489 {
2490     const struct wined3d_format *format = texture->resource.format;
2491     unsigned int height = wined3d_texture_get_level_height(texture, level);
2492     unsigned int width = wined3d_texture_get_level_width(texture, level);
2493     unsigned int width_mask, height_mask;
2494
2495     if ((box->left >= box->right)
2496             || (box->top >= box->bottom)
2497             || (box->right > width)
2498             || (box->bottom > height))
2499         return FALSE;
2500
2501     /* This assumes power of two block sizes, but NPOT block sizes would be
2502      * silly anyway.
2503      *
2504      * This also assumes that the format's block depth is 1. */
2505     width_mask = format->block_width - 1;
2506     height_mask = format->block_height - 1;
2507
2508     if ((box->left & width_mask) || (box->top & height_mask)
2509             || (box->right & width_mask && box->right != width)
2510             || (box->bottom & height_mask && box->bottom != height))
2511         return FALSE;
2512
2513     return TRUE;
2514 }
2515
2516 static HRESULT volumetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
2517         UINT layer_count, UINT level_count, struct wined3d_device *device, void *parent,
2518         const struct wined3d_parent_ops *parent_ops)
2519 {
2520     struct wined3d_device_parent *device_parent = device->device_parent;
2521     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
2522     unsigned int i;
2523     HRESULT hr;
2524
2525     if (layer_count != 1)
2526     {
2527         ERR("Invalid layer count for volume texture.\n");
2528         return E_INVALIDARG;
2529     }
2530
2531     /* TODO: It should only be possible to create textures for formats
2532      * that are reported as supported. */
2533     if (WINED3DFMT_UNKNOWN >= desc->format)
2534     {
2535         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
2536         return WINED3DERR_INVALIDCALL;
2537     }
2538
2539     if (!gl_info->supported[EXT_TEXTURE3D])
2540     {
2541         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
2542         return WINED3DERR_INVALIDCALL;
2543     }
2544
2545     /* Calculate levels for mip mapping. */
2546     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
2547     {
2548         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
2549         {
2550             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
2551             return WINED3DERR_INVALIDCALL;
2552         }
2553
2554         if (level_count != 1)
2555         {
2556             WARN("WINED3DUSAGE_AUTOGENMIPMAP is set, and level count != 1, returning D3DERR_INVALIDCALL.\n");
2557             return WINED3DERR_INVALIDCALL;
2558         }
2559     }
2560
2561     if (desc->usage & WINED3DUSAGE_DYNAMIC && (desc->pool == WINED3D_POOL_MANAGED
2562             || desc->pool == WINED3D_POOL_SCRATCH))
2563     {
2564         WARN("Attempted to create a DYNAMIC texture in pool %s.\n", debug_d3dpool(desc->pool));
2565         return WINED3DERR_INVALIDCALL;
2566     }
2567
2568     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
2569     {
2570         UINT pow2_w, pow2_h, pow2_d;
2571         pow2_w = 1;
2572         while (pow2_w < desc->width)
2573             pow2_w <<= 1;
2574         pow2_h = 1;
2575         while (pow2_h < desc->height)
2576             pow2_h <<= 1;
2577         pow2_d = 1;
2578         while (pow2_d < desc->depth)
2579             pow2_d <<= 1;
2580
2581         if (pow2_w != desc->width || pow2_h != desc->height || pow2_d != desc->depth)
2582         {
2583             if (desc->pool == WINED3D_POOL_SCRATCH)
2584             {
2585                 WARN("Creating a scratch NPOT volume texture despite lack of HW support.\n");
2586             }
2587             else
2588             {
2589                 WARN("Attempted to create a NPOT volume texture (%u, %u, %u) without GL support.\n",
2590                         desc->width, desc->height, desc->depth);
2591                 return WINED3DERR_INVALIDCALL;
2592             }
2593         }
2594     }
2595
2596     if (FAILED(hr = wined3d_texture_init(texture, &texture3d_ops, 1, level_count, desc,
2597             0, device, parent, parent_ops, &texture_resource_ops)))
2598     {
2599         WARN("Failed to initialize texture, returning %#x.\n", hr);
2600         return hr;
2601     }
2602
2603     texture->pow2_matrix[0] = 1.0f;
2604     texture->pow2_matrix[5] = 1.0f;
2605     texture->pow2_matrix[10] = 1.0f;
2606     texture->pow2_matrix[15] = 1.0f;
2607     texture->target = GL_TEXTURE_3D;
2608
2609     if (wined3d_texture_use_pbo(texture, gl_info))
2610     {
2611         wined3d_resource_free_sysmem(&texture->resource);
2612         texture->resource.map_binding = WINED3D_LOCATION_BUFFER;
2613     }
2614
2615     /* Generate all the surfaces. */
2616     for (i = 0; i < texture->level_count; ++i)
2617     {
2618         struct wined3d_texture_sub_resource *sub_resource;
2619
2620         sub_resource = &texture->sub_resources[i];
2621         sub_resource->locations = WINED3D_LOCATION_DISCARDED;
2622
2623         if (FAILED(hr = device_parent->ops->volume_created(device_parent,
2624                 texture, i, &sub_resource->parent, &sub_resource->parent_ops)))
2625         {
2626             WARN("Failed to create volume parent, hr %#x.\n", hr);
2627             sub_resource->parent = NULL;
2628             wined3d_texture_cleanup_sync(texture);
2629             return hr;
2630         }
2631
2632         TRACE("parent %p, parent_ops %p.\n", parent, parent_ops);
2633
2634         TRACE("Created volume level %u.\n", i);
2635     }
2636
2637     return WINED3D_OK;
2638 }
2639
2640 HRESULT CDECL wined3d_texture_blt(struct wined3d_texture *dst_texture, unsigned int dst_sub_resource_idx,
2641         const RECT *dst_rect, struct wined3d_texture *src_texture, unsigned int src_sub_resource_idx,
2642         const RECT *src_rect, DWORD flags, const struct wined3d_blt_fx *fx, enum wined3d_texture_filter_type filter)
2643 {
2644     struct wined3d_texture_sub_resource *dst_resource, *src_resource = NULL;
2645
2646     TRACE("dst_texture %p, dst_sub_resource_idx %u, dst_rect %s, src_texture %p, "
2647             "src_sub_resource_idx %u, src_rect %s, flags %#x, fx %p, filter %s.\n",
2648             dst_texture, dst_sub_resource_idx, wine_dbgstr_rect(dst_rect), src_texture,
2649             src_sub_resource_idx, wine_dbgstr_rect(src_rect), flags, fx, debug_d3dtexturefiltertype(filter));
2650
2651     if (!(dst_resource = wined3d_texture_get_sub_resource(dst_texture, dst_sub_resource_idx))
2652             || dst_texture->resource.type != WINED3D_RTYPE_TEXTURE_2D)
2653         return WINED3DERR_INVALIDCALL;
2654
2655     if (src_texture)
2656     {
2657         if (!(src_resource = wined3d_texture_get_sub_resource(src_texture, src_sub_resource_idx))
2658                 || src_texture->resource.type != WINED3D_RTYPE_TEXTURE_2D)
2659             return WINED3DERR_INVALIDCALL;
2660     }
2661
2662     return wined3d_surface_blt(dst_resource->u.surface, dst_rect,
2663             src_resource ? src_resource->u.surface : NULL, src_rect, flags, fx, filter);
2664 }
2665
2666 HRESULT CDECL wined3d_texture_get_overlay_position(const struct wined3d_texture *texture,
2667         unsigned int sub_resource_idx, LONG *x, LONG *y)
2668 {
2669     struct wined3d_surface *surface;
2670
2671     TRACE("texture %p, sub_resource_idx %u, x %p, y %p.\n", texture, sub_resource_idx, x, y);
2672
2673     if (!(texture->resource.usage & WINED3DUSAGE_OVERLAY) || texture->resource.type != WINED3D_RTYPE_TEXTURE_2D
2674             || sub_resource_idx >= texture->level_count * texture->layer_count)
2675     {
2676         WARN("Invalid sub-resource specified.\n");
2677         return WINEDDERR_NOTAOVERLAYSURFACE;
2678     }
2679
2680     surface = texture->sub_resources[sub_resource_idx].u.surface;
2681     if (!surface->overlay_dest)
2682     {
2683         TRACE("Overlay not visible.\n");
2684         *x = 0;
2685         *y = 0;
2686         return WINEDDERR_OVERLAYNOTVISIBLE;
2687     }
2688
2689     *x = surface->overlay_destrect.left;
2690     *y = surface->overlay_destrect.top;
2691
2692     TRACE("Returning position %d, %d.\n", *x, *y);
2693
2694     return WINED3D_OK;
2695 }
2696
2697 HRESULT CDECL wined3d_texture_set_overlay_position(struct wined3d_texture *texture,
2698         unsigned int sub_resource_idx, LONG x, LONG y)
2699 {
2700     struct wined3d_texture_sub_resource *sub_resource;
2701     struct wined3d_surface *surface;
2702     LONG w, h;
2703
2704     TRACE("texture %p, sub_resource_idx %u, x %d, y %d.\n", texture, sub_resource_idx, x, y);
2705
2706     if (!(texture->resource.usage & WINED3DUSAGE_OVERLAY) || texture->resource.type != WINED3D_RTYPE_TEXTURE_2D
2707             || !(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
2708     {
2709         WARN("Invalid sub-resource specified.\n");
2710         return WINEDDERR_NOTAOVERLAYSURFACE;
2711     }
2712
2713     surface = sub_resource->u.surface;
2714     w = surface->overlay_destrect.right - surface->overlay_destrect.left;
2715     h = surface->overlay_destrect.bottom - surface->overlay_destrect.top;
2716     SetRect(&surface->overlay_destrect, x, y, x + w, y + h);
2717
2718     return WINED3D_OK;
2719 }
2720
2721 HRESULT CDECL wined3d_texture_update_overlay(struct wined3d_texture *texture, unsigned int sub_resource_idx,
2722         const RECT *src_rect, struct wined3d_texture *dst_texture, unsigned int dst_sub_resource_idx,
2723         const RECT *dst_rect, DWORD flags)
2724 {
2725     struct wined3d_texture_sub_resource *sub_resource, *dst_sub_resource;
2726     struct wined3d_surface *surface, *dst_surface;
2727
2728     TRACE("texture %p, sub_resource_idx %u, src_rect %s, dst_texture %p, "
2729             "dst_sub_resource_idx %u, dst_rect %s, flags %#x.\n",
2730             texture, sub_resource_idx, wine_dbgstr_rect(src_rect), dst_texture,
2731             dst_sub_resource_idx, wine_dbgstr_rect(dst_rect), flags);
2732
2733     if (!(texture->resource.usage & WINED3DUSAGE_OVERLAY) || texture->resource.type != WINED3D_RTYPE_TEXTURE_2D
2734             || !(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
2735     {
2736         WARN("Invalid sub-resource specified.\n");
2737         return WINEDDERR_NOTAOVERLAYSURFACE;
2738     }
2739
2740     if (!dst_texture || dst_texture->resource.type != WINED3D_RTYPE_TEXTURE_2D
2741             || !(dst_sub_resource = wined3d_texture_get_sub_resource(dst_texture, dst_sub_resource_idx)))
2742     {
2743         WARN("Invalid destination sub-resource specified.\n");
2744         return WINED3DERR_INVALIDCALL;
2745     }
2746
2747     surface = sub_resource->u.surface;
2748     if (src_rect)
2749         surface->overlay_srcrect = *src_rect;
2750     else
2751         SetRect(&surface->overlay_srcrect, 0, 0,
2752                 wined3d_texture_get_level_width(texture, surface->texture_level),
2753                 wined3d_texture_get_level_height(texture, surface->texture_level));
2754
2755     dst_surface = dst_sub_resource->u.surface;
2756     if (dst_rect)
2757         surface->overlay_destrect = *dst_rect;
2758     else
2759         SetRect(&surface->overlay_destrect, 0, 0,
2760                 wined3d_texture_get_level_width(dst_texture, dst_surface->texture_level),
2761                 wined3d_texture_get_level_height(dst_texture, dst_surface->texture_level));
2762
2763     if (surface->overlay_dest && (surface->overlay_dest != dst_surface || flags & WINEDDOVER_HIDE))
2764     {
2765         surface->overlay_dest = NULL;
2766         list_remove(&surface->overlay_entry);
2767     }
2768
2769     if (flags & WINEDDOVER_SHOW)
2770     {
2771         if (surface->overlay_dest != dst_surface)
2772         {
2773             surface->overlay_dest = dst_surface;
2774             list_add_tail(&dst_surface->overlays, &surface->overlay_entry);
2775         }
2776     }
2777     else if (flags & WINEDDOVER_HIDE)
2778     {
2779         /* Tests show that the rectangles are erased on hide. */
2780         SetRectEmpty(&surface->overlay_srcrect);
2781         SetRectEmpty(&surface->overlay_destrect);
2782         surface->overlay_dest = NULL;
2783     }
2784
2785     return WINED3D_OK;
2786 }
2787
2788 void * CDECL wined3d_texture_get_sub_resource_parent(struct wined3d_texture *texture, unsigned int sub_resource_idx)
2789 {
2790     unsigned int sub_count = texture->level_count * texture->layer_count;
2791
2792     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
2793
2794     if (sub_resource_idx >= sub_count)
2795     {
2796         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
2797         return NULL;
2798     }
2799
2800     return texture->sub_resources[sub_resource_idx].parent;
2801 }
2802
2803 void CDECL wined3d_texture_set_sub_resource_parent(struct wined3d_texture *texture,
2804         unsigned int sub_resource_idx, void *parent)
2805 {
2806     unsigned int sub_count = texture->level_count * texture->layer_count;
2807
2808     TRACE("texture %p, sub_resource_idx %u, parent %p.\n", texture, sub_resource_idx, parent);
2809
2810     if (sub_resource_idx >= sub_count)
2811     {
2812         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
2813         return;
2814     }
2815
2816     texture->sub_resources[sub_resource_idx].parent = parent;
2817 }
2818
2819 HRESULT CDECL wined3d_texture_get_sub_resource_desc(const struct wined3d_texture *texture,
2820         unsigned int sub_resource_idx, struct wined3d_sub_resource_desc *desc)
2821 {
2822     unsigned int sub_count = texture->level_count * texture->layer_count;
2823     const struct wined3d_resource *resource;
2824     unsigned int level_idx;
2825
2826     TRACE("texture %p, sub_resource_idx %u, desc %p.\n", texture, sub_resource_idx, desc);
2827
2828     if (sub_resource_idx >= sub_count)
2829     {
2830         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
2831         return WINED3DERR_INVALIDCALL;
2832     }
2833
2834     resource = &texture->resource;
2835     desc->format = resource->format->id;
2836     desc->multisample_type = resource->multisample_type;
2837     desc->multisample_quality = resource->multisample_quality;
2838     desc->usage = resource->usage;
2839     desc->pool = resource->pool;
2840
2841     level_idx = sub_resource_idx % texture->level_count;
2842     desc->width = wined3d_texture_get_level_width(texture, level_idx);
2843     desc->height = wined3d_texture_get_level_height(texture, level_idx);
2844     desc->depth = wined3d_texture_get_level_depth(texture, level_idx);
2845     desc->size = texture->sub_resources[sub_resource_idx].size;
2846
2847     return WINED3D_OK;
2848 }
2849
2850 HRESULT CDECL wined3d_texture_create(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
2851         UINT layer_count, UINT level_count, DWORD flags, const struct wined3d_sub_resource_data *data,
2852         void *parent, const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
2853 {
2854     struct wined3d_texture *object;
2855     HRESULT hr;
2856
2857     TRACE("device %p, desc %p, layer_count %u, level_count %u, flags %#x, data %p, "
2858             "parent %p, parent_ops %p, texture %p.\n",
2859             device, desc, layer_count, level_count, flags, data, parent, parent_ops, texture);
2860
2861     if (!layer_count)
2862     {
2863         WARN("Invalid layer count.\n");
2864         return E_INVALIDARG;
2865     }
2866     if ((desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP) && layer_count != 6)
2867     {
2868         ERR("Invalid layer count %u for legacy cubemap.\n", layer_count);
2869         layer_count = 6;
2870     }
2871
2872     if (!level_count)
2873     {
2874         WARN("Invalid level count.\n");
2875         return WINED3DERR_INVALIDCALL;
2876     }
2877
2878     if (desc->multisample_type != WINED3D_MULTISAMPLE_NONE)
2879     {
2880         const struct wined3d_format *format = wined3d_get_format(&device->adapter->gl_info,
2881                 desc->format, desc->usage);
2882
2883         if (desc->multisample_type == WINED3D_MULTISAMPLE_NON_MASKABLE
2884                 && desc->multisample_quality >= wined3d_popcount(format->multisample_types))
2885         {
2886             WARN("Unsupported quality level %u requested for WINED3D_MULTISAMPLE_NON_MASKABLE.\n",
2887                     desc->multisample_quality);
2888             return WINED3DERR_NOTAVAILABLE;
2889         }
2890         if (desc->multisample_type != WINED3D_MULTISAMPLE_NON_MASKABLE
2891                 && (!(format->multisample_types & 1u << (desc->multisample_type - 1))
2892                 || desc->multisample_quality))
2893         {
2894             WARN("Unsupported multisample type %u quality %u requested.\n", desc->multisample_type,
2895                     desc->multisample_quality);
2896             return WINED3DERR_NOTAVAILABLE;
2897         }
2898     }
2899
2900     if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
2901             FIELD_OFFSET(struct wined3d_texture, sub_resources[level_count * layer_count]))))
2902         return E_OUTOFMEMORY;
2903
2904     switch (desc->resource_type)
2905     {
2906         case WINED3D_RTYPE_TEXTURE_2D:
2907             hr = texture_init(object, desc, layer_count, level_count, flags, device, parent, parent_ops);
2908             break;
2909
2910         case WINED3D_RTYPE_TEXTURE_3D:
2911             hr = volumetexture_init(object, desc, layer_count, level_count, device, parent, parent_ops);
2912             break;
2913
2914         default:
2915             ERR("Invalid resource type %s.\n", debug_d3dresourcetype(desc->resource_type));
2916             hr = WINED3DERR_INVALIDCALL;
2917             break;
2918     }
2919
2920     if (FAILED(hr))
2921     {
2922         WARN("Failed to initialize texture, returning %#x.\n", hr);
2923         HeapFree(GetProcessHeap(), 0, object);
2924         return hr;
2925     }
2926
2927     /* FIXME: We'd like to avoid ever allocating system memory for the texture
2928      * in this case. */
2929     if (data)
2930     {
2931         unsigned int sub_count = level_count * layer_count;
2932         unsigned int i;
2933
2934         for (i = 0; i < sub_count; ++i)
2935         {
2936             if (!data[i].data)
2937             {
2938                 WARN("Invalid sub-resource data specified for sub-resource %u.\n", i);
2939                 wined3d_texture_cleanup_sync(object);
2940                 HeapFree(GetProcessHeap(), 0, object);
2941                 return E_INVALIDARG;
2942             }
2943         }
2944
2945         for (i = 0; i < sub_count; ++i)
2946         {
2947             wined3d_device_update_sub_resource(device, &object->resource,
2948                     i, NULL, data[i].data, data[i].row_pitch, data[i].slice_pitch);
2949         }
2950     }
2951
2952     TRACE("Created texture %p.\n", object);
2953     *texture = object;
2954
2955     return WINED3D_OK;
2956 }
2957
2958 HRESULT CDECL wined3d_texture_get_dc(struct wined3d_texture *texture, unsigned int sub_resource_idx, HDC *dc)
2959 {
2960     struct wined3d_device *device = texture->resource.device;
2961     struct wined3d_texture_sub_resource *sub_resource;
2962     struct wined3d_context *context = NULL;
2963     struct wined3d_surface *surface;
2964     HRESULT hr = WINED3D_OK;
2965
2966     TRACE("texture %p, sub_resource_idx %u, dc %p.\n", texture, sub_resource_idx, dc);
2967
2968     if (!(texture->flags & WINED3D_TEXTURE_GET_DC))
2969     {
2970         WARN("Texture does not support GetDC\n");
2971         /* Don't touch the DC */
2972         return WINED3DERR_INVALIDCALL;
2973     }
2974
2975     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
2976         return WINED3DERR_INVALIDCALL;
2977
2978     if (texture->resource.type != WINED3D_RTYPE_TEXTURE_2D)
2979     {
2980         WARN("Not supported on %s resources.\n", debug_d3dresourcetype(texture->resource.type));
2981         return WINED3DERR_INVALIDCALL;
2982     }
2983
2984     surface = sub_resource->u.surface;
2985
2986     if (texture->resource.map_count && !(texture->flags & WINED3D_TEXTURE_GET_DC_LENIENT))
2987         return WINED3DERR_INVALIDCALL;
2988
2989     if (device->d3d_initialized)
2990         context = context_acquire(device, NULL, 0);
2991
2992     wined3d_texture_load_location(texture, sub_resource_idx, context, texture->resource.map_binding);
2993     wined3d_texture_invalidate_location(texture, sub_resource_idx, ~texture->resource.map_binding);
2994
2995     if (!surface->dc)
2996         hr = wined3d_surface_create_dc(surface);
2997     if (context)
2998         context_release(context);
2999     if (FAILED(hr))
3000         return WINED3DERR_INVALIDCALL;
3001
3002     if (!(texture->flags & WINED3D_TEXTURE_GET_DC_LENIENT))
3003         texture->flags |= WINED3D_TEXTURE_DC_IN_USE;
3004     ++texture->resource.map_count;
3005     ++sub_resource->map_count;
3006
3007     *dc = surface->dc;
3008     TRACE("Returning dc %p.\n", *dc);
3009
3010     return hr;
3011 }
3012
3013 HRESULT CDECL wined3d_texture_release_dc(struct wined3d_texture *texture, unsigned int sub_resource_idx, HDC dc)
3014 {
3015     struct wined3d_device *device = texture->resource.device;
3016     struct wined3d_texture_sub_resource *sub_resource;
3017     struct wined3d_surface *surface;
3018
3019     TRACE("texture %p, sub_resource_idx %u, dc %p.\n", texture, sub_resource_idx, dc);
3020
3021     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
3022         return WINED3DERR_INVALIDCALL;
3023
3024     if (texture->resource.type != WINED3D_RTYPE_TEXTURE_2D)
3025     {
3026         WARN("Not supported on %s resources.\n", debug_d3dresourcetype(texture->resource.type));
3027         return WINED3DERR_INVALIDCALL;
3028     }
3029
3030     surface = sub_resource->u.surface;
3031
3032     if (!(texture->flags & (WINED3D_TEXTURE_GET_DC_LENIENT | WINED3D_TEXTURE_DC_IN_USE)))
3033         return WINED3DERR_INVALIDCALL;
3034
3035     if (surface->dc != dc)
3036     {
3037         WARN("Application tries to release invalid DC %p, surface DC is %p.\n", dc, surface->dc);
3038         return WINED3DERR_INVALIDCALL;
3039     }
3040
3041     if (!(texture->resource.usage & WINED3DUSAGE_OWNDC) && !(device->wined3d->flags & WINED3D_NO3D))
3042         wined3d_surface_destroy_dc(surface);
3043
3044     --sub_resource->map_count;
3045     if (!--texture->resource.map_count && texture->update_map_binding)
3046         wined3d_texture_update_map_binding(texture);
3047     if (!(texture->flags & WINED3D_TEXTURE_GET_DC_LENIENT))
3048         texture->flags &= ~WINED3D_TEXTURE_DC_IN_USE;
3049
3050     return WINED3D_OK;
3051 }