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_texture);
  28 WINE_DECLARE_DEBUG_CHANNEL(winediag);
  29
  30 static HRESULT wined3d_texture_init(struct wined3d_texture *texture, const struct wined3d_texture_ops *texture_ops,
  31         UINT layer_count, UINT level_count, const struct wined3d_resource_desc *desc, DWORD flags,
  32         struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops,
  33         const struct wined3d_resource_ops *resource_ops)
  34 {
  35     const struct wined3d_format *format = wined3d_get_format(&device->adapter->gl_info, desc->format);
  36     HRESULT hr;
  37
  38     TRACE("texture %p, texture_ops %p, layer_count %u, level_count %u, resource_type %s, format %s, "
  39             "multisample_type %#x, multisample_quality %#x, usage %s, pool %s, width %u, height %u, depth %u, "
  40             "flags %#x, device %p, parent %p, parent_ops %p, resource_ops %p.\n",
  41             texture, texture_ops, layer_count, level_count, debug_d3dresourcetype(desc->resource_type),
  42             debug_d3dformat(desc->format), desc->multisample_type, desc->multisample_quality,
  43             debug_d3dusage(desc->usage), debug_d3dpool(desc->pool), desc->width, desc->height, desc->depth,
  44             flags, device, parent, parent_ops, resource_ops);
  45
  46     if (FAILED(hr = resource_init(&texture->resource, device, desc->resource_type, format,
  47             desc->multisample_type, desc->multisample_quality, desc->usage, desc->pool,
  48             desc->width, desc->height, desc->depth, 0, parent, parent_ops, resource_ops)))
  49     {
  50         static unsigned int once;
  51
  52         /* DXTn 3D textures are not supported. Do not write the ERR for them. */
  53         if ((desc->format == WINED3DFMT_DXT1 || desc->format == WINED3DFMT_DXT2 || desc->format == WINED3DFMT_DXT3
  54                 || desc->format == WINED3DFMT_DXT4 || desc->format == WINED3DFMT_DXT5)
  55                 && !(format->flags[WINED3D_GL_RES_TYPE_TEX_2D] & WINED3DFMT_FLAG_TEXTURE)
  56                 && desc->resource_type != WINED3D_RTYPE_TEXTURE_3D && !once++)
  57             ERR_(winediag)("The application tried to create a DXTn texture, but the driver does not support them.\n");
  58
  59         WARN("Failed to initialize resource, returning %#x\n", hr);
  60         return hr;
  61     }
  62     wined3d_resource_update_draw_binding(&texture->resource);
  63
  64     texture->texture_ops = texture_ops;
  65     texture->sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  66             level_count * layer_count * sizeof(*texture->sub_resources));
  67     if (!texture->sub_resources)
  68     {
  69         ERR("Failed to allocate sub-resource array.\n");
  70         resource_cleanup(&texture->resource);
  71         return E_OUTOFMEMORY;
  72     }
  73
  74     texture->layer_count = layer_count;
  75     texture->level_count = level_count;
  76     texture->filter_type = (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3D_TEXF_LINEAR : WINED3D_TEXF_NONE;
  77     texture->lod = 0;
  78     texture->flags = WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS;
  79     if (flags & WINED3D_TEXTURE_CREATE_PIN_SYSMEM)
  80         texture->flags |= WINED3D_TEXTURE_PIN_SYSMEM;
  81
  82     return WINED3D_OK;
  83 }
  84
  85 /* A GL context is provided by the caller */
  86 static void gltexture_delete(const struct wined3d_gl_info *gl_info, struct gl_texture *tex)
  87 {
  88     gl_info->gl_ops.gl.p_glDeleteTextures(1, &tex->name);
  89     tex->name = 0;
  90 }
  91
  92 static void wined3d_texture_unload_gl_texture(struct wined3d_texture *texture)
  93 {
  94     struct wined3d_device *device = texture->resource.device;
  95     struct wined3d_context *context = NULL;
  96
  97     if (texture->texture_rgb.name || texture->texture_srgb.name)
  98     {
  99         context = context_acquire(device, NULL);
 100     }
 101
 102     if (texture->texture_rgb.name)
 103         gltexture_delete(context->gl_info, &texture->texture_rgb);
 104
 105     if (texture->texture_srgb.name)
 106         gltexture_delete(context->gl_info, &texture->texture_srgb);
 107
 108     if (context) context_release(context);
 109
 110     wined3d_texture_set_dirty(texture);
 111
 112     resource_unload(&texture->resource);
 113 }
 114
 115 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 116 {
 117     UINT sub_count = texture->level_count * texture->layer_count;
 118     UINT i;
 119
 120     TRACE("texture %p.\n", texture);
 121
 122     for (i = 0; i < sub_count; ++i)
 123     {
 124         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 125
 126         if (sub_resource)
 127             texture->texture_ops->texture_sub_resource_cleanup(sub_resource);
 128     }
 129
 130     wined3d_texture_unload_gl_texture(texture);
 131     HeapFree(GetProcessHeap(), 0, texture->sub_resources);
 132     resource_cleanup(&texture->resource);
 133 }
 134
 135 void wined3d_texture_set_swapchain(struct wined3d_texture *texture, struct wined3d_swapchain *swapchain)
 136 {
 137     texture->swapchain = swapchain;
 138     wined3d_resource_update_draw_binding(&texture->resource);
 139 }
 140
 141 void wined3d_texture_set_dirty(struct wined3d_texture *texture)
 142 {
 143     texture->flags &= ~(WINED3D_TEXTURE_RGB_VALID | WINED3D_TEXTURE_SRGB_VALID);
 144 }
 145
 146 /* Context activation is done by the caller. */
 147 void wined3d_texture_bind(struct wined3d_texture *texture,
 148         struct wined3d_context *context, BOOL srgb)
 149 {
 150     const struct wined3d_gl_info *gl_info = context->gl_info;
 151     struct gl_texture *gl_tex;
 152     GLenum target;
 153
 154     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 155
 156     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 157         srgb = FALSE;
 158
 159     /* sRGB mode cache for preload() calls outside drawprim. */
 160     if (srgb)
 161         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 162     else
 163         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 164
 165     gl_tex = wined3d_texture_get_gl_texture(texture, srgb);
 166     target = texture->target;
 167
 168     if (gl_tex->name)
 169     {
 170         context_bind_texture(context, target, gl_tex->name);
 171         return;
 172     }
 173
 174     gl_info->gl_ops.gl.p_glGenTextures(1, &gl_tex->name);
 175     checkGLcall("glGenTextures");
 176     TRACE("Generated texture %d.\n", gl_tex->name);
 177
 178     if (!gl_tex->name)
 179     {
 180         ERR("Failed to generate a texture name.\n");
 181         return;
 182     }
 183
 184     /* Initialise the state of the texture object to the OpenGL defaults, not
 185      * the wined3d defaults. */
 186     gl_tex->sampler_desc.address_u = WINED3D_TADDRESS_WRAP;
 187     gl_tex->sampler_desc.address_v = WINED3D_TADDRESS_WRAP;
 188     gl_tex->sampler_desc.address_w = WINED3D_TADDRESS_WRAP;
 189     memset(gl_tex->sampler_desc.border_color, 0, sizeof(gl_tex->sampler_desc.border_color));
 190     gl_tex->sampler_desc.mag_filter = WINED3D_TEXF_LINEAR;
 191     gl_tex->sampler_desc.min_filter = WINED3D_TEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 192     gl_tex->sampler_desc.mip_filter = WINED3D_TEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 193     gl_tex->sampler_desc.lod_bias = 0.0f;
 194     gl_tex->sampler_desc.min_lod = -1000.0f;
 195     gl_tex->sampler_desc.max_lod = 1000.0f;
 196     gl_tex->sampler_desc.max_anisotropy = 1;
 197     gl_tex->sampler_desc.compare = FALSE;
 198     gl_tex->sampler_desc.comparison_func = WINED3D_CMP_LESSEQUAL;
 199     if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 200         gl_tex->sampler_desc.srgb_decode = TRUE;
 201     else
 202         gl_tex->sampler_desc.srgb_decode = srgb;
 203     gl_tex->base_level = 0;
 204     wined3d_texture_set_dirty(texture);
 205
 206     context_bind_texture(context, target, gl_tex->name);
 207
 208     if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 209     {
 210         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 211         checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 212     }
 213
 214     /* For a new texture we have to set the texture levels after binding the
 215      * texture. Beware that texture rectangles do not support mipmapping, but
 216      * set the maxmiplevel if we're relying on the partial
 217      * GL_ARB_texture_non_power_of_two emulation with texture rectangles.
 218      * (I.e., do not care about cond_np2 here, just look for
 219      * GL_TEXTURE_RECTANGLE_ARB.) */
 220     if (target != GL_TEXTURE_RECTANGLE_ARB)
 221     {
 222         TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 223         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 224         checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 225     }
 226
 227     if (target == GL_TEXTURE_CUBE_MAP_ARB)
 228     {
 229         /* Cubemaps are always set to clamp, regardless of the sampler state. */
 230         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 231         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 232         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 233     }
 234
 235     if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 236     {
 237         /* Conditinal non power of two textures use a different clamping
 238          * default. If we're using the GL_WINE_normalized_texrect partial
 239          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 240          * has the address mode set to repeat - something that prevents us
 241          * from hitting the accelerated codepath. Thus manually set the GL
 242          * state. The same applies to filtering. Even if the texture has only
 243          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 244          * fallback on macos. */
 245         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 246         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 247         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 248         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 249         checkGLcall("glTexParameteri");
 250         gl_tex->sampler_desc.address_u = WINED3D_TADDRESS_CLAMP;
 251         gl_tex->sampler_desc.address_v = WINED3D_TADDRESS_CLAMP;
 252         gl_tex->sampler_desc.mag_filter = WINED3D_TEXF_POINT;
 253         gl_tex->sampler_desc.min_filter = WINED3D_TEXF_POINT;
 254         gl_tex->sampler_desc.mip_filter = WINED3D_TEXF_NONE;
 255     }
 256
 257     if (gl_info->supported[WINED3D_GL_LEGACY_CONTEXT] && gl_info->supported[ARB_DEPTH_TEXTURE])
 258     {
 259         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_INTENSITY);
 260         checkGLcall("glTexParameteri(GL_DEPTH_TEXTURE_MODE_ARB, GL_INTENSITY)");
 261     }
 262 }
 263
 264 /* Context activation is done by the caller. */
 265 void wined3d_texture_bind_and_dirtify(struct wined3d_texture *texture,
 266         struct wined3d_context *context, BOOL srgb)
 267 {
 268     DWORD active_sampler;
 269
 270     /* We don't need a specific texture unit, but after binding the texture
 271      * the current unit is dirty. Read the unit back instead of switching to
 272      * 0, this avoids messing around with the state manager's GL states. The
 273      * current texture unit should always be a valid one.
 274      *
 275      * To be more specific, this is tricky because we can implicitly be
 276      * called from sampler() in state.c. This means we can't touch anything
 277      * other than whatever happens to be the currently active texture, or we
 278      * would risk marking already applied sampler states dirty again. */
 279     active_sampler = context->rev_tex_unit_map[context->active_texture];
 280     if (active_sampler != WINED3D_UNMAPPED_STAGE)
 281         context_invalidate_state(context, STATE_SAMPLER(active_sampler));
 282     /* FIXME: Ideally we'd only do this when touching a binding that's used by
 283      * a shader. */
 284     context_invalidate_state(context, STATE_SHADER_RESOURCE_BINDING);
 285
 286     wined3d_texture_bind(texture, context, srgb);
 287 }
 288
 289 /* Context activation is done by the caller (state handler). */
 290 /* This function relies on the correct texture being bound and loaded. */
 291 void wined3d_texture_apply_sampler_desc(struct wined3d_texture *texture,
 292         const struct wined3d_sampler_desc *sampler_desc, const struct wined3d_gl_info *gl_info)
 293 {
 294     GLenum target = texture->target;
 295     struct gl_texture *gl_tex;
 296     DWORD state;
 297
 298     TRACE("texture %p, sampler_desc %p, gl_info %p.\n", texture, sampler_desc, gl_info);
 299
 300     gl_tex = wined3d_texture_get_gl_texture(texture, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 301
 302     state = sampler_desc->address_u;
 303     if (state != gl_tex->sampler_desc.address_u)
 304     {
 305         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S,
 306                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 307         gl_tex->sampler_desc.address_u = state;
 308     }
 309
 310     state = sampler_desc->address_v;
 311     if (state != gl_tex->sampler_desc.address_v)
 312     {
 313         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T,
 314                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 315         gl_tex->sampler_desc.address_v = state;
 316     }
 317
 318     state = sampler_desc->address_w;
 319     if (state != gl_tex->sampler_desc.address_w)
 320     {
 321         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R,
 322                 gl_info->wrap_lookup[state - WINED3D_TADDRESS_WRAP]);
 323         gl_tex->sampler_desc.address_w = state;
 324     }
 325
 326     if (memcmp(gl_tex->sampler_desc.border_color, sampler_desc->border_color,
 327             sizeof(gl_tex->sampler_desc.border_color)))
 328     {
 329         gl_info->gl_ops.gl.p_glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &sampler_desc->border_color[0]);
 330         memcpy(gl_tex->sampler_desc.border_color, sampler_desc->border_color,
 331                 sizeof(gl_tex->sampler_desc.border_color));
 332     }
 333
 334     state = sampler_desc->mag_filter;
 335     if (state != gl_tex->sampler_desc.mag_filter)
 336     {
 337         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, wined3d_gl_mag_filter(state));
 338         gl_tex->sampler_desc.mag_filter = state;
 339     }
 340
 341     if (sampler_desc->min_filter != gl_tex->sampler_desc.min_filter
 342             || sampler_desc->mip_filter != gl_tex->sampler_desc.mip_filter)
 343     {
 344         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER,
 345                 wined3d_gl_min_mip_filter(sampler_desc->min_filter, sampler_desc->mip_filter));
 346         gl_tex->sampler_desc.min_filter = sampler_desc->min_filter;
 347         gl_tex->sampler_desc.mip_filter = sampler_desc->mip_filter;
 348     }
 349
 350     state = sampler_desc->max_anisotropy;
 351     if (state != gl_tex->sampler_desc.max_anisotropy)
 352     {
 353         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 354             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, state);
 355         else
 356             WARN("Anisotropic filtering not supported.\n");
 357         gl_tex->sampler_desc.max_anisotropy = state;
 358     }
 359
 360     /* These should always be the same unless EXT_texture_sRGB_decode is supported. */
 361     if (!sampler_desc->srgb_decode != !gl_tex->sampler_desc.srgb_decode)
 362     {
 363         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 364                 sampler_desc->srgb_decode ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 365         gl_tex->sampler_desc.srgb_decode = sampler_desc->srgb_decode;
 366     }
 367
 368     if (!sampler_desc->compare != !gl_tex->sampler_desc.compare)
 369     {
 370         if (sampler_desc->compare)
 371             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 372         else
 373             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 374         gl_tex->sampler_desc.compare = sampler_desc->compare;
 375     }
 376
 377     checkGLcall("Texture parameter application");
 378
 379     if (gl_info->supported[EXT_TEXTURE_LOD_BIAS])
 380     {
 381         gl_info->gl_ops.gl.p_glTexEnvf(GL_TEXTURE_FILTER_CONTROL_EXT,
 382                 GL_TEXTURE_LOD_BIAS_EXT, sampler_desc->lod_bias);
 383         checkGLcall("glTexEnvf(GL_TEXTURE_LOD_BIAS_EXT, ...)");
 384     }
 385 }
 386
 387 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 388 {
 389     ULONG refcount;
 390
 391     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 392
 393     if (texture->swapchain)
 394         return wined3d_swapchain_incref(texture->swapchain);
 395
 396     refcount = InterlockedIncrement(&texture->resource.ref);
 397     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 398
 399     return refcount;
 400 }
 401
 402 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 403 {
 404     ULONG refcount;
 405
 406     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 407
 408     if (texture->swapchain)
 409         return wined3d_swapchain_decref(texture->swapchain);
 410
 411     refcount = InterlockedDecrement(&texture->resource.ref);
 412     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 413
 414     if (!refcount)
 415     {
 416         wined3d_texture_cleanup(texture);
 417         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 418         HeapFree(GetProcessHeap(), 0, texture);
 419     }
 420
 421     return refcount;
 422 }
 423
 424 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 425 {
 426     TRACE("texture %p.\n", texture);
 427
 428     return &texture->resource;
 429 }
 430
 431 static BOOL color_key_equal(const struct wined3d_color_key *c1, struct wined3d_color_key *c2)
 432 {
 433     return c1->color_space_low_value == c2->color_space_low_value
 434             && c1->color_space_high_value == c2->color_space_high_value;
 435 }
 436
 437 /* Context activation is done by the caller */
 438 void wined3d_texture_load(struct wined3d_texture *texture,
 439         struct wined3d_context *context, BOOL srgb)
 440 {
 441     UINT sub_count = texture->level_count * texture->layer_count;
 442     const struct wined3d_gl_info *gl_info = context->gl_info;
 443     const struct wined3d_d3d_info *d3d_info = context->d3d_info;
 444     DWORD flag;
 445     UINT i;
 446
 447     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 448
 449     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 450         srgb = FALSE;
 451
 452     if (srgb)
 453         flag = WINED3D_TEXTURE_SRGB_VALID;
 454     else
 455         flag = WINED3D_TEXTURE_RGB_VALID;
 456
 457     if (!d3d_info->shader_color_key
 458             && (!(texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY)
 459             != !(texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
 460             || (texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY
 461             && !color_key_equal(&texture->async.gl_color_key, &texture->async.src_blt_color_key))))
 462     {
 463         unsigned int sub_count = texture->level_count * texture->layer_count;
 464         unsigned int i;
 465
 466         TRACE("Reloading because of color key value change.\n");
 467         for (i = 0; i < sub_count; i++)
 468             texture->texture_ops->texture_sub_resource_add_dirty_region(texture->sub_resources[i], NULL);
 469         wined3d_texture_set_dirty(texture);
 470
 471         texture->async.gl_color_key = texture->async.src_blt_color_key;
 472     }
 473
 474     if (texture->flags & flag)
 475     {
 476         TRACE("Texture %p not dirty, nothing to do.\n", texture);
 477         return;
 478     }
 479
 480     /* Reload the surfaces if the texture is marked dirty. */
 481     for (i = 0; i < sub_count; ++i)
 482     {
 483         texture->texture_ops->texture_sub_resource_load(texture->sub_resources[i], context, srgb);
 484     }
 485     texture->flags |= flag;
 486 }
 487
 488 void CDECL wined3d_texture_preload(struct wined3d_texture *texture)
 489 {
 490     struct wined3d_context *context;
 491     context = context_acquire(texture->resource.device, NULL);
 492     wined3d_texture_load(texture, context, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 493     context_release(context);
 494 }
 495
 496 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
 497 {
 498     TRACE("texture %p.\n", texture);
 499
 500     return texture->resource.parent;
 501 }
 502
 503 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
 504 {
 505     DWORD old = texture->lod;
 506
 507     TRACE("texture %p, lod %u.\n", texture, lod);
 508
 509     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 510      * textures. The call always returns 0, and GetLOD always returns 0. */
 511     if (texture->resource.pool != WINED3D_POOL_MANAGED)
 512     {
 513         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
 514         return 0;
 515     }
 516
 517     if (lod >= texture->level_count)
 518         lod = texture->level_count - 1;
 519
 520     if (texture->lod != lod)
 521     {
 522         texture->lod = lod;
 523
 524         texture->texture_rgb.base_level = ~0u;
 525         texture->texture_srgb.base_level = ~0u;
 526         if (texture->resource.bind_count)
 527             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
 528     }
 529
 530     return old;
 531 }
 532
 533 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
 534 {
 535     TRACE("texture %p, returning %u.\n", texture, texture->lod);
 536
 537     return texture->lod;
 538 }
 539
 540 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
 541 {
 542     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
 543
 544     return texture->level_count;
 545 }
 546
 547 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
 548         enum wined3d_texture_filter_type filter_type)
 549 {
 550     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
 551
 552     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
 553     {
 554         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
 555         return WINED3DERR_INVALIDCALL;
 556     }
 557
 558     texture->filter_type = filter_type;
 559
 560     return WINED3D_OK;
 561 }
 562
 563 enum wined3d_texture_filter_type CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
 564 {
 565     TRACE("texture %p.\n", texture);
 566
 567     return texture->filter_type;
 568 }
 569
 570 HRESULT CDECL wined3d_texture_set_color_key(struct wined3d_texture *texture,
 571         DWORD flags, const struct wined3d_color_key *color_key)
 572 {
 573     struct wined3d_device *device = texture->resource.device;
 574     static const DWORD all_flags = WINED3D_CKEY_DST_BLT | WINED3D_CKEY_DST_OVERLAY
 575             | WINED3D_CKEY_SRC_BLT | WINED3D_CKEY_SRC_OVERLAY;
 576
 577     TRACE("texture %p, flags %#x, color_key %p.\n", texture, flags, color_key);
 578
 579     if (flags & ~all_flags)
 580     {
 581         WARN("Invalid flags passed, returning WINED3DERR_INVALIDCALL.\n");
 582         return WINED3DERR_INVALIDCALL;
 583     }
 584
 585     wined3d_cs_emit_set_color_key(device->cs, texture, flags, color_key);
 586
 587     return WINED3D_OK;
 588 }
 589
 590 HRESULT CDECL wined3d_texture_update_desc(struct wined3d_texture *texture, UINT width, UINT height,
 591         enum wined3d_format_id format_id, enum wined3d_multisample_type multisample_type,
 592         UINT multisample_quality, void *mem, UINT pitch)
 593 {
 594     struct wined3d_device *device = texture->resource.device;
 595     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 596     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 597     UINT resource_size = wined3d_format_calculate_size(format, device->surface_alignment, width, height, 1);
 598     struct wined3d_surface *surface;
 599
 600     TRACE("texture %p, width %u, height %u, format %s, multisample_type %#x, multisample_quality %u, "
 601             "mem %p, pitch %u.\n",
 602             texture, width, height, debug_d3dformat(format_id), multisample_type, multisample_type, mem, pitch);
 603
 604     if (!resource_size)
 605         return WINED3DERR_INVALIDCALL;
 606
 607     if (texture->level_count * texture->layer_count > 1)
 608     {
 609         WARN("Texture has multiple sub-resources, not supported.\n");
 610         return WINED3DERR_INVALIDCALL;
 611     }
 612
 613     if (texture->resource.type == WINED3D_RTYPE_TEXTURE_3D)
 614     {
 615         WARN("Not supported on 3D textures.\n");
 616         return WINED3DERR_INVALIDCALL;
 617     }
 618
 619     /* We have no way of supporting a pitch that is not a multiple of the pixel
 620      * byte width short of uploading the texture row-by-row.
 621      * Fortunately that's not an issue since D3D9Ex doesn't allow a custom pitch
 622      * for user-memory textures (it always expects packed data) while DirectDraw
 623      * requires a 4-byte aligned pitch and doesn't support texture formats
 624      * larger than 4 bytes per pixel nor any format using 3 bytes per pixel.
 625      * This check is here to verify that the assumption holds. */
 626     if (pitch % texture->resource.format->byte_count)
 627     {
 628         WARN("Pitch unsupported, not a multiple of the texture format byte width.\n");
 629         return WINED3DERR_INVALIDCALL;
 630     }
 631
 632     surface = surface_from_resource(texture->sub_resources[0]);
 633     if (surface->resource.map_count || (surface->flags & SFLAG_DCINUSE))
 634     {
 635         WARN("Surface is mapped or the DC is in use.\n");
 636         return WINED3DERR_INVALIDCALL;
 637     }
 638
 639     if (device->d3d_initialized)
 640         texture->resource.resource_ops->resource_unload(&texture->resource);
 641
 642     texture->resource.format = format;
 643     texture->resource.multisample_type = multisample_type;
 644     texture->resource.multisample_quality = multisample_quality;
 645     texture->resource.width = width;
 646     texture->resource.height = height;
 647
 648     return wined3d_surface_update_desc(surface, gl_info, mem, pitch);
 649 }
 650
 651 void wined3d_texture_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
 652 {
 653     DWORD alloc_flag = srgb ? WINED3D_TEXTURE_SRGB_ALLOCATED : WINED3D_TEXTURE_RGB_ALLOCATED;
 654     const struct wined3d_d3d_info *d3d_info = context->d3d_info;
 655
 656     if (!d3d_info->shader_color_key
 657             && !(texture->async.flags & WINED3D_TEXTURE_ASYNC_COLOR_KEY)
 658             != !(texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT))
 659     {
 660         wined3d_texture_force_reload(texture);
 661
 662         if (texture->async.color_key_flags & WINED3D_CKEY_SRC_BLT)
 663             texture->async.flags |= WINED3D_TEXTURE_ASYNC_COLOR_KEY;
 664     }
 665
 666     if (texture->flags & alloc_flag)
 667         return;
 668
 669     texture->texture_ops->texture_prepare_texture(texture, context, srgb);
 670     texture->flags |= alloc_flag;
 671 }
 672
 673 void wined3d_texture_force_reload(struct wined3d_texture *texture)
 674 {
 675     unsigned int sub_count = texture->level_count * texture->layer_count;
 676     unsigned int i;
 677
 678     texture->flags &= ~(WINED3D_TEXTURE_RGB_ALLOCATED | WINED3D_TEXTURE_SRGB_ALLOCATED
 679             | WINED3D_TEXTURE_CONVERTED);
 680     texture->async.flags &= ~WINED3D_TEXTURE_ASYNC_COLOR_KEY;
 681     for (i = 0; i < sub_count; ++i)
 682     {
 683         texture->texture_ops->texture_sub_resource_invalidate_location(texture->sub_resources[i],
 684                 WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB);
 685     }
 686 }
 687
 688 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
 689 {
 690     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 691     FIXME("texture %p stub!\n", texture);
 692 }
 693
 694 struct wined3d_resource * CDECL wined3d_texture_get_sub_resource(const struct wined3d_texture *texture,
 695         UINT sub_resource_idx)
 696 {
 697     UINT sub_count = texture->level_count * texture->layer_count;
 698
 699     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
 700
 701     if (sub_resource_idx >= sub_count)
 702     {
 703         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
 704         return NULL;
 705     }
 706
 707     return texture->sub_resources[sub_resource_idx];
 708 }
 709
 710 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
 711         UINT layer, const struct wined3d_box *dirty_region)
 712 {
 713     struct wined3d_resource *sub_resource;
 714
 715     TRACE("texture %p, layer %u, dirty_region %s.\n", texture, layer, debug_box(dirty_region));
 716
 717     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, layer * texture->level_count)))
 718     {
 719         WARN("Failed to get sub-resource.\n");
 720         return WINED3DERR_INVALIDCALL;
 721     }
 722
 723     texture->texture_ops->texture_sub_resource_add_dirty_region(sub_resource, dirty_region);
 724
 725     return WINED3D_OK;
 726 }
 727
 728 static HRESULT wined3d_texture_upload_data(struct wined3d_texture *texture,
 729         const struct wined3d_sub_resource_data *data)
 730 {
 731     unsigned int sub_count = texture->level_count * texture->layer_count;
 732     struct wined3d_context *context;
 733     unsigned int i;
 734
 735     for (i = 0; i < sub_count; ++i)
 736     {
 737         if (!data[i].data)
 738         {
 739             WARN("Invalid sub-resource data specified for sub-resource %u.\n", i);
 740             return E_INVALIDARG;
 741         }
 742     }
 743
 744     context = context_acquire(texture->resource.device, NULL);
 745
 746     wined3d_texture_prepare_texture(texture, context, FALSE);
 747     wined3d_texture_bind_and_dirtify(texture, context, FALSE);
 748
 749     for (i = 0; i < sub_count; ++i)
 750     {
 751         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 752
 753         texture->texture_ops->texture_sub_resource_upload_data(sub_resource, context, &data[i]);
 754         texture->texture_ops->texture_sub_resource_validate_location(sub_resource, WINED3D_LOCATION_TEXTURE_RGB);
 755         texture->texture_ops->texture_sub_resource_invalidate_location(sub_resource, ~WINED3D_LOCATION_TEXTURE_RGB);
 756     }
 757
 758     context_release(context);
 759
 760     return WINED3D_OK;
 761 }
 762
 763 static void texture2d_sub_resource_load(struct wined3d_resource *sub_resource,
 764         struct wined3d_context *context, BOOL srgb)
 765 {
 766     surface_load(surface_from_resource(sub_resource), context, srgb);
 767 }
 768
 769 static void texture2d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
 770         const struct wined3d_box *dirty_region)
 771 {
 772     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 773     struct wined3d_context *context;
 774
 775     surface_prepare_map_memory(surface);
 776     context = context_acquire(surface->resource.device, NULL);
 777     surface_load_location(surface, context, surface->resource.map_binding);
 778     context_release(context);
 779     surface_invalidate_location(surface, ~surface->resource.map_binding);
 780 }
 781
 782 static void texture2d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
 783 {
 784     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 785
 786     wined3d_surface_destroy(surface);
 787 }
 788
 789 static void texture2d_sub_resource_invalidate_location(struct wined3d_resource *sub_resource, DWORD location)
 790 {
 791     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 792
 793     surface_invalidate_location(surface, location);
 794 }
 795
 796 static void texture2d_sub_resource_validate_location(struct wined3d_resource *sub_resource, DWORD location)
 797 {
 798     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 799
 800     surface_validate_location(surface, location);
 801 }
 802
 803 static void texture2d_sub_resource_upload_data(struct wined3d_resource *sub_resource,
 804         const struct wined3d_context *context, const struct wined3d_sub_resource_data *data)
 805 {
 806     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 807     static const POINT dst_point = {0, 0};
 808     struct wined3d_const_bo_address addr;
 809     RECT src_rect;
 810
 811     src_rect.left = 0;
 812     src_rect.top = 0;
 813     src_rect.right = surface->resource.width;
 814     src_rect.bottom = surface->resource.height;
 815
 816     addr.buffer_object = 0;
 817     addr.addr = data->data;
 818
 819     wined3d_surface_upload_data(surface, context->gl_info, surface->container->resource.format,
 820             &src_rect, data->row_pitch, &dst_point, FALSE, &addr);
 821 }
 822
 823 /* Context activation is done by the caller. */
 824 static void texture2d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
 825 {
 826     UINT sub_count = texture->level_count * texture->layer_count;
 827     const struct wined3d_format *format = texture->resource.format;
 828     const struct wined3d_gl_info *gl_info = context->gl_info;
 829     const struct wined3d_color_key_conversion *conversion;
 830     GLenum internal;
 831     UINT i;
 832
 833     TRACE("texture %p, context %p, format %s.\n", texture, context, debug_d3dformat(format->id));
 834
 835     if (format->convert)
 836     {
 837         texture->flags |= WINED3D_TEXTURE_CONVERTED;
 838     }
 839     else if ((conversion = wined3d_format_get_color_key_conversion(texture, TRUE)))
 840     {
 841         texture->flags |= WINED3D_TEXTURE_CONVERTED;
 842         format = wined3d_get_format(gl_info, conversion->dst_format);
 843         TRACE("Using format %s for color key conversion.\n", debug_d3dformat(format->id));
 844     }
 845
 846     wined3d_texture_bind_and_dirtify(texture, context, srgb);
 847
 848     if (srgb)
 849         internal = format->glGammaInternal;
 850     else if (texture->resource.usage & WINED3DUSAGE_RENDERTARGET
 851             && wined3d_resource_is_offscreen(&texture->resource))
 852         internal = format->rtInternal;
 853     else
 854         internal = format->glInternal;
 855
 856     if (!internal)
 857         FIXME("No GL internal format for format %s.\n", debug_d3dformat(format->id));
 858
 859     TRACE("internal %#x, format %#x, type %#x.\n", internal, format->glFormat, format->glType);
 860
 861     for (i = 0; i < sub_count; ++i)
 862     {
 863         struct wined3d_surface *surface = surface_from_resource(texture->sub_resources[i]);
 864         GLsizei height = surface->pow2Height;
 865         GLsizei width = surface->pow2Width;
 866
 867         if (texture->resource.format_flags & WINED3DFMT_FLAG_HEIGHT_SCALE)
 868         {
 869             height *= format->height_scale.numerator;
 870             height /= format->height_scale.denominator;
 871         }
 872
 873         TRACE("surface %p, target %#x, level %d, width %d, height %d.\n",
 874                 surface, surface->texture_target, surface->texture_level, width, height);
 875
 876         gl_info->gl_ops.gl.p_glTexImage2D(surface->texture_target, surface->texture_level,
 877                 internal, width, height, 0, format->glFormat, format->glType, NULL);
 878         checkGLcall("glTexImage2D");
 879     }
 880 }
 881
 882 static const struct wined3d_texture_ops texture2d_ops =
 883 {
 884     texture2d_sub_resource_load,
 885     texture2d_sub_resource_add_dirty_region,
 886     texture2d_sub_resource_cleanup,
 887     texture2d_sub_resource_invalidate_location,
 888     texture2d_sub_resource_validate_location,
 889     texture2d_sub_resource_upload_data,
 890     texture2d_prepare_texture,
 891 };
 892
 893 static ULONG texture_resource_incref(struct wined3d_resource *resource)
 894 {
 895     return wined3d_texture_incref(wined3d_texture_from_resource(resource));
 896 }
 897
 898 static ULONG texture_resource_decref(struct wined3d_resource *resource)
 899 {
 900     return wined3d_texture_decref(wined3d_texture_from_resource(resource));
 901 }
 902
 903 static void wined3d_texture_unload(struct wined3d_resource *resource)
 904 {
 905     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
 906     UINT sub_count = texture->level_count * texture->layer_count;
 907     UINT i;
 908
 909     TRACE("texture %p.\n", texture);
 910
 911     for (i = 0; i < sub_count; ++i)
 912     {
 913         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 914
 915         sub_resource->resource_ops->resource_unload(sub_resource);
 916     }
 917
 918     wined3d_texture_force_reload(texture);
 919     wined3d_texture_unload_gl_texture(texture);
 920 }
 921
 922 static HRESULT texture2d_resource_sub_resource_map(struct wined3d_resource *resource, unsigned int sub_resource_idx,
 923         struct wined3d_map_desc *map_desc, const struct wined3d_box *box, DWORD flags)
 924 {
 925     struct wined3d_resource *sub_resource;
 926
 927     if (!(sub_resource = wined3d_texture_get_sub_resource(wined3d_texture_from_resource(resource), sub_resource_idx)))
 928         return E_INVALIDARG;
 929
 930     return wined3d_surface_map(surface_from_resource(sub_resource), map_desc, box, flags);
 931 }
 932
 933 static HRESULT texture2d_resource_sub_resource_unmap(struct wined3d_resource *resource, unsigned int sub_resource_idx)
 934 {
 935     struct wined3d_resource *sub_resource;
 936
 937     if (!(sub_resource = wined3d_texture_get_sub_resource(wined3d_texture_from_resource(resource), sub_resource_idx)))
 938         return E_INVALIDARG;
 939
 940     return wined3d_surface_unmap(surface_from_resource(sub_resource));
 941 }
 942
 943 static const struct wined3d_resource_ops texture2d_resource_ops =
 944 {
 945     texture_resource_incref,
 946     texture_resource_decref,
 947     wined3d_texture_unload,
 948     texture2d_resource_sub_resource_map,
 949     texture2d_resource_sub_resource_unmap,
 950 };
 951
 952 static HRESULT texture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
 953         UINT level_count, DWORD flags, struct wined3d_device *device, void *parent,
 954         const struct wined3d_parent_ops *parent_ops)
 955 {
 956     unsigned int layer_count = desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP ? 6 : 1;
 957     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 958     struct wined3d_resource_desc surface_desc;
 959     UINT pow2_width, pow2_height;
 960     unsigned int i, j;
 961     HRESULT hr;
 962
 963     /* TODO: It should only be possible to create textures for formats
 964      * that are reported as supported. */
 965     if (WINED3DFMT_UNKNOWN >= desc->format)
 966     {
 967         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 968         return WINED3DERR_INVALIDCALL;
 969     }
 970
 971     /* Non-power2 support. */
 972     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 973     {
 974         pow2_width = desc->width;
 975         pow2_height = desc->height;
 976     }
 977     else
 978     {
 979         /* Find the nearest pow2 match. */
 980         pow2_width = pow2_height = 1;
 981         while (pow2_width < desc->width)
 982             pow2_width <<= 1;
 983         while (pow2_height < desc->height)
 984             pow2_height <<= 1;
 985
 986         if (pow2_width != desc->width || pow2_height != desc->height)
 987         {
 988             /* level_count == 0 returns an error as well */
 989             if (level_count != 1 || desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP)
 990             {
 991                 if (desc->pool == WINED3D_POOL_SCRATCH)
 992                 {
 993                     WARN("Creating a scratch mipmapped/cube NPOT texture despite lack of HW support.\n");
 994                 }
 995                 else
 996                 {
 997                     WARN("Attempted to create a mipmapped/cube NPOT texture without unconditional NPOT support.\n");
 998                     return WINED3DERR_INVALIDCALL;
 999                 }
1000             }
1001         }
1002     }
1003
1004     /* Calculate levels for mip mapping. */
1005     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1006     {
1007         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1008         {
1009             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
1010             return WINED3DERR_INVALIDCALL;
1011         }
1012
1013         if (level_count != 1)
1014         {
1015             WARN("WINED3DUSAGE_AUTOGENMIPMAP is set, and level count != 1, returning WINED3DERR_INVALIDCALL.\n");
1016             return WINED3DERR_INVALIDCALL;
1017         }
1018     }
1019
1020     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, layer_count, level_count, desc,
1021             flags, device, parent, parent_ops, &texture2d_resource_ops)))
1022     {
1023         WARN("Failed to initialize texture, returning %#x.\n", hr);
1024         return hr;
1025     }
1026
1027     /* Precalculated scaling for 'faked' non power of two texture coords. */
1028     if (texture->resource.gl_type == WINED3D_GL_RES_TYPE_TEX_RECT)
1029     {
1030         texture->pow2_matrix[0] = (float)desc->width;
1031         texture->pow2_matrix[5] = (float)desc->height;
1032         texture->pow2_matrix[10] = 1.0f;
1033         texture->pow2_matrix[15] = 1.0f;
1034         texture->target = GL_TEXTURE_RECTANGLE_ARB;
1035         texture->flags |= WINED3D_TEXTURE_COND_NP2;
1036         texture->flags &= ~(WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS);
1037     }
1038     else
1039     {
1040         if (desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP)
1041             texture->target = GL_TEXTURE_CUBE_MAP_ARB;
1042         else
1043             texture->target = GL_TEXTURE_2D;
1044         if (desc->width == pow2_width && desc->height == pow2_height)
1045         {
1046             texture->pow2_matrix[0] = 1.0f;
1047             texture->pow2_matrix[5] = 1.0f;
1048         }
1049         else if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT])
1050         {
1051             texture->pow2_matrix[0] = 1.0f;
1052             texture->pow2_matrix[5] = 1.0f;
1053             texture->flags |= WINED3D_TEXTURE_COND_NP2;
1054         }
1055         else
1056         {
1057             texture->pow2_matrix[0] = (((float)desc->width) / ((float)pow2_width));
1058             texture->pow2_matrix[5] = (((float)desc->height) / ((float)pow2_height));
1059             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
1060         }
1061         texture->pow2_matrix[10] = 1.0f;
1062         texture->pow2_matrix[15] = 1.0f;
1063     }
1064     TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
1065
1066     /* Generate all the surfaces. */
1067     surface_desc = *desc;
1068     surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
1069     for (i = 0; i < texture->level_count; ++i)
1070     {
1071         for (j = 0; j < texture->layer_count; ++j)
1072         {
1073             static const GLenum cube_targets[6] =
1074             {
1075                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
1076                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
1077                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
1078                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
1079                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
1080                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
1081             };
1082             GLenum target = desc->usage & WINED3DUSAGE_LEGACY_CUBEMAP ? cube_targets[j] : texture->target;
1083             unsigned int idx = j * texture->level_count + i;
1084             struct wined3d_surface *surface;
1085
1086             if (FAILED(hr = wined3d_surface_create(texture, &surface_desc,
1087                     target, i, j, flags, &surface)))
1088             {
1089                 WARN("Failed to create surface, hr %#x.\n", hr);
1090                 wined3d_texture_cleanup(texture);
1091                 return hr;
1092             }
1093
1094             texture->sub_resources[idx] = &surface->resource;
1095             TRACE("Created surface level %u @ %p.\n", i, surface);
1096         }
1097         /* Calculate the next mipmap level. */
1098         surface_desc.width = max(1, surface_desc.width >> 1);
1099         surface_desc.height = max(1, surface_desc.height >> 1);
1100     }
1101
1102     return WINED3D_OK;
1103 }
1104
1105 static void texture3d_sub_resource_load(struct wined3d_resource *sub_resource,
1106         struct wined3d_context *context, BOOL srgb)
1107 {
1108     wined3d_volume_load(volume_from_resource(sub_resource), context, srgb);
1109 }
1110
1111 static void texture3d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
1112         const struct wined3d_box *dirty_region)
1113 {
1114     wined3d_texture_set_dirty(volume_from_resource(sub_resource)->container);
1115 }
1116
1117 static void texture3d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
1118 {
1119     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1120
1121     wined3d_volume_destroy(volume);
1122 }
1123
1124 static void texture3d_sub_resource_invalidate_location(struct wined3d_resource *sub_resource, DWORD location)
1125 {
1126     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1127
1128     wined3d_volume_invalidate_location(volume, location);
1129 }
1130
1131 static void texture3d_sub_resource_validate_location(struct wined3d_resource *sub_resource, DWORD location)
1132 {
1133     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1134
1135     wined3d_volume_validate_location(volume, location);
1136 }
1137
1138 static void texture3d_sub_resource_upload_data(struct wined3d_resource *sub_resource,
1139         const struct wined3d_context *context, const struct wined3d_sub_resource_data *data)
1140 {
1141     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1142     struct wined3d_const_bo_address addr;
1143     unsigned int row_pitch, slice_pitch;
1144
1145     wined3d_volume_get_pitch(volume, &row_pitch, &slice_pitch);
1146     if (row_pitch != data->row_pitch || slice_pitch != data->slice_pitch)
1147         FIXME("Ignoring row/slice pitch (%u/%u).\n", data->row_pitch, data->slice_pitch);
1148
1149     addr.buffer_object = 0;
1150     addr.addr = data->data;
1151
1152     wined3d_volume_upload_data(volume, context, &addr);
1153 }
1154
1155 static void texture3d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
1156 {
1157     unsigned int sub_count = texture->level_count * texture->layer_count;
1158     const struct wined3d_format *format = texture->resource.format;
1159     const struct wined3d_gl_info *gl_info = context->gl_info;
1160     unsigned int i;
1161
1162     wined3d_texture_bind_and_dirtify(texture, context, srgb);
1163
1164     for (i = 0; i < sub_count; ++i)
1165     {
1166         struct wined3d_volume *volume = volume_from_resource(texture->sub_resources[i]);
1167
1168         GL_EXTCALL(glTexImage3D(GL_TEXTURE_3D, volume->texture_level,
1169                 srgb ? format->glGammaInternal : format->glInternal,
1170                 volume->resource.width, volume->resource.height, volume->resource.depth,
1171                 0, format->glFormat, format->glType, NULL));
1172         checkGLcall("glTexImage3D");
1173     }
1174 }
1175
1176 static const struct wined3d_texture_ops texture3d_ops =
1177 {
1178     texture3d_sub_resource_load,
1179     texture3d_sub_resource_add_dirty_region,
1180     texture3d_sub_resource_cleanup,
1181     texture3d_sub_resource_invalidate_location,
1182     texture3d_sub_resource_validate_location,
1183     texture3d_sub_resource_upload_data,
1184     texture3d_prepare_texture,
1185 };
1186
1187 static HRESULT texture3d_resource_sub_resource_map(struct wined3d_resource *resource, unsigned int sub_resource_idx,
1188         struct wined3d_map_desc *map_desc, const struct wined3d_box *box, DWORD flags)
1189 {
1190     struct wined3d_resource *sub_resource;
1191
1192     if (!(sub_resource = wined3d_texture_get_sub_resource(wined3d_texture_from_resource(resource), sub_resource_idx)))
1193         return E_INVALIDARG;
1194
1195     return wined3d_volume_map(volume_from_resource(sub_resource), map_desc, box, flags);
1196 }
1197
1198 static HRESULT texture3d_resource_sub_resource_unmap(struct wined3d_resource *resource, unsigned int sub_resource_idx)
1199 {
1200     struct wined3d_resource *sub_resource;
1201
1202     if (!(sub_resource = wined3d_texture_get_sub_resource(wined3d_texture_from_resource(resource), sub_resource_idx)))
1203         return E_INVALIDARG;
1204
1205     return wined3d_volume_unmap(volume_from_resource(sub_resource));
1206 }
1207
1208 static const struct wined3d_resource_ops texture3d_resource_ops =
1209 {
1210     texture_resource_incref,
1211     texture_resource_decref,
1212     wined3d_texture_unload,
1213     texture3d_resource_sub_resource_map,
1214     texture3d_resource_sub_resource_unmap,
1215 };
1216
1217 static HRESULT volumetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
1218         UINT levels, struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops)
1219 {
1220     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1221     struct wined3d_resource_desc volume_desc;
1222     unsigned int i;
1223     HRESULT hr;
1224
1225     /* TODO: It should only be possible to create textures for formats
1226      * that are reported as supported. */
1227     if (WINED3DFMT_UNKNOWN >= desc->format)
1228     {
1229         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1230         return WINED3DERR_INVALIDCALL;
1231     }
1232
1233     if (!gl_info->supported[EXT_TEXTURE3D])
1234     {
1235         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
1236         return WINED3DERR_INVALIDCALL;
1237     }
1238
1239     /* Calculate levels for mip mapping. */
1240     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1241     {
1242         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1243         {
1244             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1245             return WINED3DERR_INVALIDCALL;
1246         }
1247
1248         if (levels != 1)
1249         {
1250             WARN("WINED3DUSAGE_AUTOGENMIPMAP is set, and level count != 1, returning D3DERR_INVALIDCALL.\n");
1251             return WINED3DERR_INVALIDCALL;
1252         }
1253     }
1254
1255     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
1256     {
1257         UINT pow2_w, pow2_h, pow2_d;
1258         pow2_w = 1;
1259         while (pow2_w < desc->width)
1260             pow2_w <<= 1;
1261         pow2_h = 1;
1262         while (pow2_h < desc->height)
1263             pow2_h <<= 1;
1264         pow2_d = 1;
1265         while (pow2_d < desc->depth)
1266             pow2_d <<= 1;
1267
1268         if (pow2_w != desc->width || pow2_h != desc->height || pow2_d != desc->depth)
1269         {
1270             if (desc->pool == WINED3D_POOL_SCRATCH)
1271             {
1272                 WARN("Creating a scratch NPOT volume texture despite lack of HW support.\n");
1273             }
1274             else
1275             {
1276                 WARN("Attempted to create a NPOT volume texture (%u, %u, %u) without GL support.\n",
1277                         desc->width, desc->height, desc->depth);
1278                 return WINED3DERR_INVALIDCALL;
1279             }
1280         }
1281     }
1282
1283     if (FAILED(hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels, desc,
1284             0, device, parent, parent_ops, &texture3d_resource_ops)))
1285     {
1286         WARN("Failed to initialize texture, returning %#x.\n", hr);
1287         return hr;
1288     }
1289
1290     texture->pow2_matrix[0] = 1.0f;
1291     texture->pow2_matrix[5] = 1.0f;
1292     texture->pow2_matrix[10] = 1.0f;
1293     texture->pow2_matrix[15] = 1.0f;
1294     texture->target = GL_TEXTURE_3D;
1295
1296     /* Generate all the surfaces. */
1297     volume_desc = *desc;
1298     volume_desc.resource_type = WINED3D_RTYPE_VOLUME;
1299     for (i = 0; i < texture->level_count; ++i)
1300     {
1301         struct wined3d_volume *volume;
1302
1303         if (FAILED(hr = wined3d_volume_create(texture, &volume_desc, i, &volume)))
1304         {
1305             ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
1306             wined3d_texture_cleanup(texture);
1307             return hr;
1308         }
1309
1310         texture->sub_resources[i] = &volume->resource;
1311
1312         /* Calculate the next mipmap level. */
1313         volume_desc.width = max(1, volume_desc.width >> 1);
1314         volume_desc.height = max(1, volume_desc.height >> 1);
1315         volume_desc.depth = max(1, volume_desc.depth >> 1);
1316     }
1317
1318     return WINED3D_OK;
1319 }
1320
1321 HRESULT CDECL wined3d_texture_blt(struct wined3d_texture *dst_texture, unsigned int dst_sub_resource_idx,
1322         const RECT *dst_rect, struct wined3d_texture *src_texture, unsigned int src_sub_resource_idx,
1323         const RECT *src_rect, DWORD flags, const WINEDDBLTFX *fx, enum wined3d_texture_filter_type filter)
1324 {
1325     struct wined3d_resource *dst_resource, *src_resource = NULL;
1326
1327     TRACE("dst_texture %p, dst_sub_resource_idx %u, dst_rect %s, src_texture %p, "
1328             "src_sub_resource_idx %u, src_rect %s, flags %#x, fx %p, filter %s.\n",
1329             dst_texture, dst_sub_resource_idx, wine_dbgstr_rect(dst_rect), src_texture,
1330             src_sub_resource_idx, wine_dbgstr_rect(src_rect), flags, fx, debug_d3dtexturefiltertype(filter));
1331
1332     if (!(dst_resource = wined3d_texture_get_sub_resource(dst_texture, dst_sub_resource_idx))
1333             || dst_resource->type != WINED3D_RTYPE_SURFACE)
1334         return WINED3DERR_INVALIDCALL;
1335
1336     if (src_texture)
1337     {
1338         if (!(src_resource = wined3d_texture_get_sub_resource(src_texture, src_sub_resource_idx))
1339                 || src_resource->type != WINED3D_RTYPE_SURFACE)
1340             return WINED3DERR_INVALIDCALL;
1341     }
1342
1343     return wined3d_surface_blt(surface_from_resource(dst_resource), dst_rect,
1344             src_resource ? surface_from_resource(src_resource) : NULL, src_rect, flags, fx, filter);
1345 }
1346
1347 HRESULT CDECL wined3d_texture_get_overlay_position(const struct wined3d_texture *texture,
1348         unsigned int sub_resource_idx, LONG *x, LONG *y)
1349 {
1350     struct wined3d_resource *sub_resource;
1351     struct wined3d_surface *surface;
1352
1353     TRACE("texture %p, sub_resource_idx %u, x %p, y %p.\n", texture, sub_resource_idx, x, y);
1354
1355     if (!(texture->resource.usage & WINED3DUSAGE_OVERLAY) || texture->resource.type != WINED3D_RTYPE_TEXTURE_2D
1356             || !(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
1357     {
1358         WARN("Invalid sub-resource specified.\n");
1359         return WINEDDERR_NOTAOVERLAYSURFACE;
1360     }
1361
1362     surface = surface_from_resource(sub_resource);
1363     if (!surface->overlay_dest)
1364     {
1365         TRACE("Overlay not visible.\n");
1366         *x = 0;
1367         *y = 0;
1368         return WINEDDERR_OVERLAYNOTVISIBLE;
1369     }
1370
1371     *x = surface->overlay_destrect.left;
1372     *y = surface->overlay_destrect.top;
1373
1374     TRACE("Returning position %d, %d.\n", *x, *y);
1375
1376     return WINED3D_OK;
1377 }
1378
1379 HRESULT CDECL wined3d_texture_create(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
1380         UINT level_count, DWORD flags, const struct wined3d_sub_resource_data *data, void *parent,
1381         const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1382 {
1383     struct wined3d_texture *object;
1384     HRESULT hr;
1385
1386     TRACE("device %p, desc %p, level_count %u, flags %#x, data %p, parent %p, parent_ops %p, texture %p.\n",
1387             device, desc, level_count, flags, data, parent, parent_ops, texture);
1388
1389     if (!level_count)
1390     {
1391         WARN("Invalid level count.\n");
1392         return WINED3DERR_INVALIDCALL;
1393     }
1394
1395     if (desc->multisample_type != WINED3D_MULTISAMPLE_NONE)
1396     {
1397         const struct wined3d_format *format = wined3d_get_format(&device->adapter->gl_info, desc->format);
1398
1399         if (desc->multisample_type == WINED3D_MULTISAMPLE_NON_MASKABLE
1400                 && desc->multisample_quality >= wined3d_popcount(format->multisample_types))
1401         {
1402             WARN("Unsupported quality level %u requested for WINED3D_MULTISAMPLE_NON_MASKABLE.\n",
1403                     desc->multisample_quality);
1404             return WINED3DERR_NOTAVAILABLE;
1405         }
1406         if (desc->multisample_type != WINED3D_MULTISAMPLE_NON_MASKABLE
1407                 && (!(format->multisample_types & 1u << (desc->multisample_type - 1))
1408                 || desc->multisample_quality))
1409         {
1410             WARN("Unsupported multisample type %u quality %u requested.\n", desc->multisample_type,
1411                     desc->multisample_quality);
1412             return WINED3DERR_NOTAVAILABLE;
1413         }
1414     }
1415
1416     if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
1417         return E_OUTOFMEMORY;
1418
1419     switch (desc->resource_type)
1420     {
1421         case WINED3D_RTYPE_TEXTURE_2D:
1422             hr = texture_init(object, desc, level_count, flags, device, parent, parent_ops);
1423             break;
1424
1425         case WINED3D_RTYPE_TEXTURE_3D:
1426             hr = volumetexture_init(object, desc, level_count, device, parent, parent_ops);
1427             break;
1428
1429         default:
1430             ERR("Invalid resource type %s.\n", debug_d3dresourcetype(desc->resource_type));
1431             hr = WINED3DERR_INVALIDCALL;
1432             break;
1433     }
1434
1435     if (FAILED(hr))
1436     {
1437         WARN("Failed to initialize texture, returning %#x.\n", hr);
1438         HeapFree(GetProcessHeap(), 0, object);
1439         return hr;
1440     }
1441
1442     /* FIXME: We'd like to avoid ever allocating system memory for the texture
1443      * in this case. */
1444     if (data && FAILED(hr = wined3d_texture_upload_data(object, data)))
1445     {
1446         wined3d_texture_cleanup(object);
1447         HeapFree(GetProcessHeap(), 0, object);
1448         return hr;
1449     }
1450
1451     TRACE("Created texture %p.\n", object);
1452     *texture = object;
1453
1454     return WINED3D_OK;
1455 }
1456
1457 HRESULT CDECL wined3d_texture_get_dc(struct wined3d_texture *texture, unsigned int sub_resource_idx, HDC *dc)
1458 {
1459     struct wined3d_device *device = texture->resource.device;
1460     struct wined3d_context *context = NULL;
1461     struct wined3d_resource *sub_resource;
1462     struct wined3d_surface *surface;
1463     HRESULT hr;
1464
1465     TRACE("texture %p, sub_resource_idx %u, dc %p.\n", texture, sub_resource_idx, dc);
1466
1467     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
1468         return WINED3DERR_INVALIDCALL;
1469
1470     if (sub_resource->type != WINED3D_RTYPE_SURFACE)
1471     {
1472         WARN("Not supported on %s resources.\n", debug_d3dresourcetype(texture->resource.type));
1473         return WINED3DERR_INVALIDCALL;
1474     }
1475
1476     surface = surface_from_resource(sub_resource);
1477
1478     /* Give more detailed info for ddraw. */
1479     if (surface->flags & SFLAG_DCINUSE)
1480         return WINEDDERR_DCALREADYCREATED;
1481
1482     /* Can't GetDC if the surface is locked. */
1483     if (surface->resource.map_count)
1484         return WINED3DERR_INVALIDCALL;
1485
1486     if (device->d3d_initialized)
1487         context = context_acquire(device, NULL);
1488
1489     /* Create a DIB section if there isn't a dc yet. */
1490     if (!surface->hDC)
1491     {
1492         if (FAILED(hr = surface_create_dib_section(surface)))
1493         {
1494             if (context)
1495                 context_release(context);
1496              return WINED3DERR_INVALIDCALL;
1497         }
1498         if (!(surface->resource.map_binding == WINED3D_LOCATION_USER_MEMORY
1499                 || surface->container->flags & WINED3D_TEXTURE_PIN_SYSMEM
1500                 || surface->pbo))
1501             surface->resource.map_binding = WINED3D_LOCATION_DIB;
1502     }
1503
1504     surface_load_location(surface, context, WINED3D_LOCATION_DIB);
1505     surface_invalidate_location(surface, ~WINED3D_LOCATION_DIB);
1506
1507     if (context)
1508         context_release(context);
1509
1510     surface->flags |= SFLAG_DCINUSE;
1511     surface->resource.map_count++;
1512
1513     *dc = surface->hDC;
1514     TRACE("Returning dc %p.\n", *dc);
1515
1516     return WINED3D_OK;
1517 }
1518
1519 HRESULT CDECL wined3d_texture_release_dc(struct wined3d_texture *texture, unsigned int sub_resource_idx, HDC dc)
1520 {
1521     struct wined3d_device *device = texture->resource.device;
1522     struct wined3d_context *context = NULL;
1523     struct wined3d_resource *sub_resource;
1524     struct wined3d_surface *surface;
1525
1526     TRACE("texture %p, sub_resource_idx %u, dc %p.\n", texture, sub_resource_idx, dc);
1527
1528     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, sub_resource_idx)))
1529         return WINED3DERR_INVALIDCALL;
1530
1531     if (sub_resource->type != WINED3D_RTYPE_SURFACE)
1532     {
1533         WARN("Not supported on %s resources.\n", debug_d3dresourcetype(texture->resource.type));
1534         return WINED3DERR_INVALIDCALL;
1535     }
1536
1537     surface = surface_from_resource(sub_resource);
1538
1539     if (!(surface->flags & SFLAG_DCINUSE))
1540         return WINEDDERR_NODC;
1541
1542     if (surface->hDC != dc)
1543     {
1544         WARN("Application tries to release invalid DC %p, surface DC is %p.\n",
1545                 dc, surface->hDC);
1546         return WINEDDERR_NODC;
1547     }
1548
1549     surface->resource.map_count--;
1550     surface->flags &= ~SFLAG_DCINUSE;
1551
1552     if (surface->resource.map_binding == WINED3D_LOCATION_USER_MEMORY
1553             || (surface->container->flags & WINED3D_TEXTURE_PIN_SYSMEM
1554             && surface->resource.map_binding != WINED3D_LOCATION_DIB))
1555     {
1556         /* The game Salammbo modifies the surface contents without mapping the surface between
1557          * a GetDC/ReleaseDC operation and flipping the surface. If the DIB remains the active
1558          * copy and is copied to the screen, this update, which draws the mouse pointer, is lost.
1559          * Do not only copy the DIB to the map location, but also make sure the map location is
1560          * copied back to the DIB in the next getdc call.
1561          *
1562          * The same consideration applies to user memory surfaces. */
1563
1564         if (device->d3d_initialized)
1565             context = context_acquire(device, NULL);
1566
1567         surface_load_location(surface, context, surface->resource.map_binding);
1568         surface_invalidate_location(surface, WINED3D_LOCATION_DIB);
1569         if (context)
1570             context_release(context);
1571     }
1572
1573     return WINED3D_OK;
1574 }