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
  29 static HRESULT wined3d_texture_init(struct wined3d_texture *texture, const struct wined3d_texture_ops *texture_ops,
  30         UINT layer_count, UINT level_count, const struct wined3d_resource_desc *desc, struct wined3d_device *device,
  31         void *parent, const struct wined3d_parent_ops *parent_ops, const struct wined3d_resource_ops *resource_ops)
  32 {
  33     const struct wined3d_format *format = wined3d_get_format(&device->adapter->gl_info, desc->format);
  34     HRESULT hr;
  35
  36     TRACE("texture %p, texture_ops %p, layer_count %u, level_count %u, resource_type %s, format %s, "
  37             "multisample_type %#x, multisample_quality %#x, usage %s, pool %s, width %u, height %u, depth %u, "
  38             "device %p, parent %p, parent_ops %p, resource_ops %p.\n",
  39             texture, texture_ops, layer_count, level_count, debug_d3dresourcetype(desc->resource_type),
  40             debug_d3dformat(desc->format), desc->multisample_type, desc->multisample_quality,
  41             debug_d3dusage(desc->usage), debug_d3dpool(desc->pool), desc->width, desc->height, desc->depth,
  42             device, parent, parent_ops, resource_ops);
  43
  44     if ((format->flags & (WINED3DFMT_FLAG_BLOCKS | WINED3DFMT_FLAG_BLOCKS_NO_VERIFY)) == WINED3DFMT_FLAG_BLOCKS)
  45     {
  46         UINT width_mask = format->block_width - 1;
  47         UINT height_mask = format->block_height - 1;
  48         if (desc->width & width_mask || desc->height & height_mask)
  49             return WINED3DERR_INVALIDCALL;
  50     }
  51
  52     if (FAILED(hr = resource_init(&texture->resource, device, desc->resource_type, format,
  53             desc->multisample_type, desc->multisample_quality, desc->usage, desc->pool,
  54             desc->width, desc->height, desc->depth, 0, parent, parent_ops, resource_ops)))
  55     {
  56         WARN("Failed to initialize resource, returning %#x\n", hr);
  57         return hr;
  58     }
  59
  60     texture->texture_ops = texture_ops;
  61     texture->sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  62             level_count * layer_count * sizeof(*texture->sub_resources));
  63     if (!texture->sub_resources)
  64     {
  65         ERR("Failed to allocate sub-resource array.\n");
  66         resource_cleanup(&texture->resource);
  67         return E_OUTOFMEMORY;
  68     }
  69
  70     texture->layer_count = layer_count;
  71     texture->level_count = level_count;
  72     texture->filter_type = (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3D_TEXF_LINEAR : WINED3D_TEXF_NONE;
  73     texture->lod = 0;
  74     texture->flags = WINED3D_TEXTURE_POW2_MAT_IDENT;
  75
  76     if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
  77     {
  78         texture->min_mip_lookup = minMipLookup;
  79         texture->mag_lookup = magLookup;
  80     }
  81     else
  82     {
  83         texture->min_mip_lookup = minMipLookup_noFilter;
  84         texture->mag_lookup = magLookup_noFilter;
  85     }
  86
  87     return WINED3D_OK;
  88 }
  89
  90 /* A GL context is provided by the caller */
  91 static void gltexture_delete(const struct wined3d_gl_info *gl_info, struct gl_texture *tex)
  92 {
  93     gl_info->gl_ops.gl.p_glDeleteTextures(1, &tex->name);
  94     tex->name = 0;
  95 }
  96
  97 static void wined3d_texture_unload(struct wined3d_texture *texture)
  98 {
  99     struct wined3d_device *device = texture->resource.device;
 100     struct wined3d_context *context = NULL;
 101
 102     if (texture->texture_rgb.name || texture->texture_srgb.name)
 103     {
 104         context = context_acquire(device, NULL);
 105     }
 106
 107     if (texture->texture_rgb.name)
 108         gltexture_delete(context->gl_info, &texture->texture_rgb);
 109
 110     if (texture->texture_srgb.name)
 111         gltexture_delete(context->gl_info, &texture->texture_srgb);
 112
 113     if (context) context_release(context);
 114
 115     wined3d_texture_set_dirty(texture);
 116
 117     resource_unload(&texture->resource);
 118 }
 119
 120 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 121 {
 122     UINT sub_count = texture->level_count * texture->layer_count;
 123     UINT i;
 124
 125     TRACE("texture %p.\n", texture);
 126
 127     for (i = 0; i < sub_count; ++i)
 128     {
 129         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 130
 131         if (sub_resource)
 132             texture->texture_ops->texture_sub_resource_cleanup(sub_resource);
 133     }
 134
 135     wined3d_texture_unload(texture);
 136     HeapFree(GetProcessHeap(), 0, texture->sub_resources);
 137     resource_cleanup(&texture->resource);
 138 }
 139
 140 void wined3d_texture_set_dirty(struct wined3d_texture *texture)
 141 {
 142     texture->flags &= ~(WINED3D_TEXTURE_RGB_VALID | WINED3D_TEXTURE_SRGB_VALID);
 143 }
 144
 145 /* Context activation is done by the caller. */
 146 static HRESULT wined3d_texture_bind(struct wined3d_texture *texture,
 147         struct wined3d_context *context, BOOL srgb, BOOL *set_surface_desc)
 148 {
 149     const struct wined3d_gl_info *gl_info = context->gl_info;
 150     struct gl_texture *gl_tex;
 151     BOOL new_texture = FALSE;
 152     HRESULT hr = WINED3D_OK;
 153     GLenum target;
 154
 155     TRACE("texture %p, context %p, srgb %#x, set_surface_desc %p.\n", texture, context, srgb, set_surface_desc);
 156
 157     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 158         srgb = FALSE;
 159
 160     /* sRGB mode cache for preload() calls outside drawprim. */
 161     if (srgb)
 162         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 163     else
 164         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 165
 166     gl_tex = wined3d_texture_get_gl_texture(texture, srgb);
 167     target = texture->target;
 168
 169     /* Generate a texture name if we don't already have one. */
 170     if (!gl_tex->name)
 171     {
 172         *set_surface_desc = TRUE;
 173         gl_info->gl_ops.gl.p_glGenTextures(1, &gl_tex->name);
 174         checkGLcall("glGenTextures");
 175         TRACE("Generated texture %d.\n", gl_tex->name);
 176         if (texture->resource.pool == WINED3D_POOL_DEFAULT)
 177         {
 178             /* Tell OpenGL to try and keep this texture in video ram (well mostly). */
 179             GLclampf tmp = 0.9f;
 180             gl_info->gl_ops.gl.p_glPrioritizeTextures(1, &gl_tex->name, &tmp);
 181         }
 182         /* Initialise the state of the texture object to the OpenGL defaults,
 183          * not the D3D defaults. */
 184         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_WRAP;
 185         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_WRAP;
 186         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = WINED3D_TADDRESS_WRAP;
 187         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = 0;
 188         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_LINEAR;
 189         gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 190         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 191         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = 0;
 192         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = 1;
 193         if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 194             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = TRUE;
 195         else
 196             gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = srgb;
 197         gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 198         wined3d_texture_set_dirty(texture);
 199         new_texture = TRUE;
 200
 201         if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 202         {
 203             /* This means double binding the texture at creation, but keeps
 204              * the code simpler all in all, and the run-time path free from
 205              * additional checks. */
 206             context_bind_texture(context, target, gl_tex->name);
 207             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 208             checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 209         }
 210     }
 211     else
 212     {
 213         *set_surface_desc = FALSE;
 214     }
 215
 216     if (gl_tex->name)
 217     {
 218         context_bind_texture(context, target, gl_tex->name);
 219         if (new_texture)
 220         {
 221             /* For a new texture we have to set the texture levels after
 222              * binding the texture. Beware that texture rectangles do not
 223              * support mipmapping, but set the maxmiplevel if we're relying
 224              * on the partial GL_ARB_texture_non_power_of_two emulation with
 225              * texture rectangles. (I.e., do not care about cond_np2 here,
 226              * just look for GL_TEXTURE_RECTANGLE_ARB.) */
 227             if (target != GL_TEXTURE_RECTANGLE_ARB)
 228             {
 229                 TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 230                 gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 231                 checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 232             }
 233             if (target == GL_TEXTURE_CUBE_MAP_ARB)
 234             {
 235                 /* Cubemaps are always set to clamp, regardless of the sampler state. */
 236                 gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 237                 gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 238                 gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 239             }
 240         }
 241     }
 242     else
 243     {
 244         ERR("This texture doesn't have an OpenGL texture assigned to it.\n");
 245         hr = WINED3DERR_INVALIDCALL;
 246     }
 247
 248     return hr;
 249 }
 250
 251 /* Context activation is done by the caller. */
 252 static void apply_wrap(const struct wined3d_gl_info *gl_info, GLenum target,
 253         enum wined3d_texture_address d3d_wrap, GLenum param, BOOL cond_np2)
 254 {
 255     GLint gl_wrap;
 256
 257     if (d3d_wrap < WINED3D_TADDRESS_WRAP || d3d_wrap > WINED3D_TADDRESS_MIRROR_ONCE)
 258     {
 259         FIXME("Unrecognized or unsupported texture address mode %#x.\n", d3d_wrap);
 260         return;
 261     }
 262
 263     /* Cubemaps are always set to clamp, regardless of the sampler state. */
 264     if (target == GL_TEXTURE_CUBE_MAP_ARB
 265             || (cond_np2 && d3d_wrap == WINED3D_TADDRESS_WRAP))
 266         gl_wrap = GL_CLAMP_TO_EDGE;
 267     else
 268         gl_wrap = gl_info->wrap_lookup[d3d_wrap - WINED3D_TADDRESS_WRAP];
 269
 270     TRACE("Setting param %#x to %#x for target %#x.\n", param, gl_wrap, target);
 271     gl_info->gl_ops.gl.p_glTexParameteri(target, param, gl_wrap);
 272     checkGLcall("glTexParameteri(target, param, gl_wrap)");
 273 }
 274
 275 /* Context activation is done by the caller (state handler). */
 276 void wined3d_texture_apply_state_changes(struct wined3d_texture *texture,
 277         const DWORD sampler_states[WINED3D_HIGHEST_SAMPLER_STATE + 1],
 278         const struct wined3d_gl_info *gl_info)
 279 {
 280     BOOL cond_np2 = texture->flags & WINED3D_TEXTURE_COND_NP2;
 281     GLenum target = texture->target;
 282     struct gl_texture *gl_tex;
 283     DWORD state;
 284     DWORD aniso;
 285
 286     TRACE("texture %p, sampler_states %p.\n", texture, sampler_states);
 287
 288     gl_tex = wined3d_texture_get_gl_texture(texture, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 289
 290     /* This function relies on the correct texture being bound and loaded. */
 291
 292     if (sampler_states[WINED3D_SAMP_ADDRESS_U] != gl_tex->states[WINED3DTEXSTA_ADDRESSU])
 293     {
 294         state = sampler_states[WINED3D_SAMP_ADDRESS_U];
 295         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_S, cond_np2);
 296         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = state;
 297     }
 298
 299     if (sampler_states[WINED3D_SAMP_ADDRESS_V] != gl_tex->states[WINED3DTEXSTA_ADDRESSV])
 300     {
 301         state = sampler_states[WINED3D_SAMP_ADDRESS_V];
 302         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_T, cond_np2);
 303         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = state;
 304     }
 305
 306     if (sampler_states[WINED3D_SAMP_ADDRESS_W] != gl_tex->states[WINED3DTEXSTA_ADDRESSW])
 307     {
 308         state = sampler_states[WINED3D_SAMP_ADDRESS_W];
 309         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_R, cond_np2);
 310         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = state;
 311     }
 312
 313     if (sampler_states[WINED3D_SAMP_BORDER_COLOR] != gl_tex->states[WINED3DTEXSTA_BORDERCOLOR])
 314     {
 315         float col[4];
 316
 317         state = sampler_states[WINED3D_SAMP_BORDER_COLOR];
 318         D3DCOLORTOGLFLOAT4(state, col);
 319         TRACE("Setting border color for %#x to %#x.\n", target, state);
 320         gl_info->gl_ops.gl.p_glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &col[0]);
 321         checkGLcall("glTexParameterfv(..., GL_TEXTURE_BORDER_COLOR, ...)");
 322         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = state;
 323     }
 324
 325     if (sampler_states[WINED3D_SAMP_MAG_FILTER] != gl_tex->states[WINED3DTEXSTA_MAGFILTER])
 326     {
 327         GLint gl_value;
 328
 329         state = sampler_states[WINED3D_SAMP_MAG_FILTER];
 330         if (state > WINED3D_TEXF_ANISOTROPIC)
 331             FIXME("Unrecognized or unsupported MAGFILTER* value %d.\n", state);
 332
 333         gl_value = wined3d_gl_mag_filter(texture->mag_lookup,
 334                 min(max(state, WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR));
 335         TRACE("ValueMAG=%#x setting MAGFILTER to %#x.\n", state, gl_value);
 336         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, gl_value);
 337
 338         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = state;
 339     }
 340
 341     if ((sampler_states[WINED3D_SAMP_MIN_FILTER] != gl_tex->states[WINED3DTEXSTA_MINFILTER]
 342             || sampler_states[WINED3D_SAMP_MIP_FILTER] != gl_tex->states[WINED3DTEXSTA_MIPFILTER]
 343             || sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL] != gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL]))
 344     {
 345         GLint gl_value;
 346
 347         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = sampler_states[WINED3D_SAMP_MIP_FILTER];
 348         gl_tex->states[WINED3DTEXSTA_MINFILTER] = sampler_states[WINED3D_SAMP_MIN_FILTER];
 349         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL];
 350
 351         if (gl_tex->states[WINED3DTEXSTA_MINFILTER] > WINED3D_TEXF_ANISOTROPIC
 352             || gl_tex->states[WINED3DTEXSTA_MIPFILTER] > WINED3D_TEXF_ANISOTROPIC)
 353         {
 354             FIXME("Unrecognized or unsupported MIN_FILTER value %#x MIP_FILTER value %#x.\n",
 355                   gl_tex->states[WINED3DTEXSTA_MINFILTER],
 356                   gl_tex->states[WINED3DTEXSTA_MIPFILTER]);
 357         }
 358         gl_value = wined3d_gl_min_mip_filter(texture->min_mip_lookup,
 359                 min(max(sampler_states[WINED3D_SAMP_MIN_FILTER], WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR),
 360                 min(max(sampler_states[WINED3D_SAMP_MIP_FILTER], WINED3D_TEXF_NONE), WINED3D_TEXF_LINEAR));
 361
 362         TRACE("ValueMIN=%#x, ValueMIP=%#x, setting MINFILTER to %#x.\n",
 363               sampler_states[WINED3D_SAMP_MIN_FILTER],
 364               sampler_states[WINED3D_SAMP_MIP_FILTER], gl_value);
 365         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, gl_value);
 366         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 367
 368         if (!cond_np2)
 369         {
 370             if (gl_tex->states[WINED3DTEXSTA_MIPFILTER] == WINED3D_TEXF_NONE)
 371                 gl_value = texture->lod;
 372             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] >= texture->level_count)
 373                 gl_value = texture->level_count - 1;
 374             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] < texture->lod)
 375                 /* texture->lod is already clamped in the setter. */
 376                 gl_value = texture->lod;
 377             else
 378                 gl_value = gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL];
 379
 380             /* Note that WINED3D_SAMP_MAX_MIP_LEVEL specifies the largest mipmap
 381              * (default 0), while GL_TEXTURE_MAX_LEVEL specifies the smallest
 382              * mimap used (default 1000). So WINED3D_SAMP_MAX_MIP_LEVEL
 383              * corresponds to GL_TEXTURE_BASE_LEVEL. */
 384             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_BASE_LEVEL, gl_value);
 385         }
 386     }
 387
 388     if ((gl_tex->states[WINED3DTEXSTA_MAGFILTER] != WINED3D_TEXF_ANISOTROPIC
 389             && gl_tex->states[WINED3DTEXSTA_MINFILTER] != WINED3D_TEXF_ANISOTROPIC
 390             && gl_tex->states[WINED3DTEXSTA_MIPFILTER] != WINED3D_TEXF_ANISOTROPIC)
 391             || cond_np2)
 392         aniso = 1;
 393     else
 394         aniso = sampler_states[WINED3D_SAMP_MAX_ANISOTROPY];
 395
 396     if (gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] != aniso)
 397     {
 398         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 399         {
 400             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso);
 401             checkGLcall("glTexParameteri(GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso)");
 402         }
 403         else
 404         {
 405             WARN("Anisotropic filtering not supported.\n");
 406         }
 407         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = aniso;
 408     }
 409
 410     /* These should always be the same unless EXT_texture_sRGB_decode is supported. */
 411     if (sampler_states[WINED3D_SAMP_SRGB_TEXTURE] != gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE])
 412     {
 413         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 414                 sampler_states[WINED3D_SAMP_SRGB_TEXTURE] ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 415         checkGLcall("glTexParameteri(GL_TEXTURE_SRGB_DECODE_EXT)");
 416         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = sampler_states[WINED3D_SAMP_SRGB_TEXTURE];
 417     }
 418
 419     if (!(texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 420             != !gl_tex->states[WINED3DTEXSTA_SHADOW])
 421     {
 422         if (texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 423         {
 424             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
 425             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 426             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB)");
 427             gl_tex->states[WINED3DTEXSTA_SHADOW] = TRUE;
 428         }
 429         else
 430         {
 431             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 432             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE)");
 433             gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 434         }
 435     }
 436 }
 437
 438 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 439 {
 440     ULONG refcount = InterlockedIncrement(&texture->resource.ref);
 441
 442     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 443
 444     return refcount;
 445 }
 446
 447 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 448 {
 449     ULONG refcount = InterlockedDecrement(&texture->resource.ref);
 450
 451     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 452
 453     if (!refcount)
 454     {
 455         wined3d_texture_cleanup(texture);
 456         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 457         HeapFree(GetProcessHeap(), 0, texture);
 458     }
 459
 460     return refcount;
 461 }
 462
 463 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 464 {
 465     TRACE("texture %p.\n", texture);
 466
 467     return &texture->resource;
 468 }
 469
 470 DWORD CDECL wined3d_texture_set_priority(struct wined3d_texture *texture, DWORD priority)
 471 {
 472     return resource_set_priority(&texture->resource, priority);
 473 }
 474
 475 DWORD CDECL wined3d_texture_get_priority(const struct wined3d_texture *texture)
 476 {
 477     return resource_get_priority(&texture->resource);
 478 }
 479
 480 void CDECL wined3d_texture_preload(struct wined3d_texture *texture)
 481 {
 482     struct wined3d_context *context;
 483     context = context_acquire(texture->resource.device, NULL);
 484     texture->texture_ops->texture_preload(texture, context, SRGB_ANY);
 485     context_release(context);
 486 }
 487
 488 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
 489 {
 490     TRACE("texture %p.\n", texture);
 491
 492     return texture->resource.parent;
 493 }
 494
 495 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
 496 {
 497     DWORD old = texture->lod;
 498
 499     TRACE("texture %p, lod %u.\n", texture, lod);
 500
 501     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 502      * textures. The call always returns 0, and GetLOD always returns 0. */
 503     if (texture->resource.pool != WINED3D_POOL_MANAGED)
 504     {
 505         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
 506         return 0;
 507     }
 508
 509     if (lod >= texture->level_count)
 510         lod = texture->level_count - 1;
 511
 512     if (texture->lod != lod)
 513     {
 514         texture->lod = lod;
 515
 516         texture->texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 517         texture->texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 518         if (texture->resource.bind_count)
 519             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
 520     }
 521
 522     return old;
 523 }
 524
 525 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
 526 {
 527     TRACE("texture %p, returning %u.\n", texture, texture->lod);
 528
 529     return texture->lod;
 530 }
 531
 532 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
 533 {
 534     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
 535
 536     return texture->level_count;
 537 }
 538
 539 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
 540         enum wined3d_texture_filter_type filter_type)
 541 {
 542     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
 543
 544     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
 545     {
 546         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
 547         return WINED3DERR_INVALIDCALL;
 548     }
 549
 550     texture->filter_type = filter_type;
 551
 552     return WINED3D_OK;
 553 }
 554
 555 enum wined3d_texture_filter_type CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
 556 {
 557     TRACE("texture %p.\n", texture);
 558
 559     return texture->filter_type;
 560 }
 561
 562 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
 563 {
 564     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 565     FIXME("texture %p stub!\n", texture);
 566 }
 567
 568 struct wined3d_resource * CDECL wined3d_texture_get_sub_resource(struct wined3d_texture *texture,
 569         UINT sub_resource_idx)
 570 {
 571     UINT sub_count = texture->level_count * texture->layer_count;
 572
 573     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
 574
 575     if (sub_resource_idx >= sub_count)
 576     {
 577         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
 578         return NULL;
 579     }
 580
 581     return texture->sub_resources[sub_resource_idx];
 582 }
 583
 584 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
 585         UINT layer, const struct wined3d_box *dirty_region)
 586 {
 587     struct wined3d_resource *sub_resource;
 588
 589     TRACE("texture %p, layer %u, dirty_region %p.\n", texture, layer, dirty_region);
 590
 591     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, layer * texture->level_count)))
 592     {
 593         WARN("Failed to get sub-resource.\n");
 594         return WINED3DERR_INVALIDCALL;
 595     }
 596
 597     wined3d_texture_set_dirty(texture);
 598     texture->texture_ops->texture_sub_resource_add_dirty_region(sub_resource, dirty_region);
 599
 600     return WINED3D_OK;
 601 }
 602
 603 /* Context activation is done by the caller. */
 604 static HRESULT texture2d_bind(struct wined3d_texture *texture,
 605         struct wined3d_context *context, BOOL srgb)
 606 {
 607     const struct wined3d_gl_info *gl_info = context->gl_info;
 608     BOOL set_gl_texture_desc;
 609     HRESULT hr;
 610
 611     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 612
 613     hr = wined3d_texture_bind(texture, context, srgb, &set_gl_texture_desc);
 614     if (set_gl_texture_desc && SUCCEEDED(hr))
 615     {
 616         UINT sub_count = texture->level_count * texture->layer_count;
 617         BOOL srgb_tex = texture->flags & WINED3D_TEXTURE_IS_SRGB;
 618         struct gl_texture *gl_tex;
 619         UINT i;
 620
 621         gl_tex = wined3d_texture_get_gl_texture(texture, srgb_tex);
 622
 623         for (i = 0; i < sub_count; ++i)
 624         {
 625             struct wined3d_surface *surface = surface_from_resource(texture->sub_resources[i]);
 626             surface_set_texture_name(surface, gl_tex->name, srgb_tex);
 627         }
 628
 629         /* Conditinal non power of two textures use a different clamping
 630          * default. If we're using the GL_WINE_normalized_texrect partial
 631          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 632          * has the address mode set to repeat - something that prevents us
 633          * from hitting the accelerated codepath. Thus manually set the GL
 634          * state. The same applies to filtering. Even if the texture has only
 635          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 636          * fallback on macos. */
 637         if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 638         {
 639             GLenum target = texture->target;
 640
 641             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 642             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE)");
 643             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 644             checkGLcall("glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE)");
 645             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 646             checkGLcall("glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST)");
 647             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 648             checkGLcall("glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST)");
 649             gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_CLAMP;
 650             gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_CLAMP;
 651             gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_POINT;
 652             gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT;
 653             gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_NONE;
 654         }
 655     }
 656
 657     return hr;
 658 }
 659
 660 static BOOL texture_srgb_mode(const struct wined3d_texture *texture, enum WINED3DSRGB srgb)
 661 {
 662     switch (srgb)
 663     {
 664         case SRGB_RGB:
 665             return FALSE;
 666
 667         case SRGB_SRGB:
 668             return TRUE;
 669
 670         default:
 671             return texture->flags & WINED3D_TEXTURE_IS_SRGB;
 672     }
 673 }
 674
 675 /* Context activation is done by the caller */
 676 static void texture2d_preload(struct wined3d_texture *texture,
 677         struct wined3d_context *context, enum WINED3DSRGB srgb)
 678 {
 679     UINT sub_count = texture->level_count * texture->layer_count;
 680     const struct wined3d_gl_info *gl_info = context->gl_info;
 681     BOOL srgb_mode;
 682     DWORD flag;
 683     UINT i;
 684
 685     TRACE("texture %p, srgb %#x.\n", texture, srgb);
 686
 687     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 688         srgb = SRGB_RGB;
 689
 690     srgb_mode = texture_srgb_mode(texture, srgb);
 691     if (srgb_mode)
 692         flag = WINED3D_TEXTURE_SRGB_VALID;
 693     else
 694         flag = WINED3D_TEXTURE_RGB_VALID;
 695
 696     if (texture->flags & flag)
 697     {
 698         TRACE("Texture %p not dirty, nothing to do.\n", texture);
 699         return;
 700     }
 701
 702     /* Reload the surfaces if the texture is marked dirty. */
 703     for (i = 0; i < sub_count; ++i)
 704     {
 705         surface_load(surface_from_resource(texture->sub_resources[i]), srgb_mode);
 706     }
 707     texture->flags |= flag;
 708 }
 709
 710 static void texture2d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
 711         const struct wined3d_box *dirty_region)
 712 {
 713     surface_add_dirty_rect(surface_from_resource(sub_resource), dirty_region);
 714 }
 715
 716 static void texture2d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
 717 {
 718     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 719
 720     /* Clean out the texture name we gave to the surface so that the
 721      * surface doesn't try and release it. */
 722     surface_set_texture_name(surface, 0, TRUE);
 723     surface_set_texture_name(surface, 0, FALSE);
 724     surface_set_texture_target(surface, 0, 0);
 725     surface_set_container(surface, NULL);
 726     wined3d_surface_decref(surface);
 727 }
 728
 729 static void texture2d_unload(struct wined3d_resource *resource)
 730 {
 731     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
 732     UINT sub_count = texture->level_count * texture->layer_count;
 733     UINT i;
 734
 735     TRACE("texture %p.\n", texture);
 736
 737     for (i = 0; i < sub_count; ++i)
 738     {
 739         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 740         struct wined3d_surface *surface = surface_from_resource(sub_resource);
 741
 742         sub_resource->resource_ops->resource_unload(sub_resource);
 743         surface_set_texture_name(surface, 0, FALSE); /* Delete RGB name */
 744         surface_set_texture_name(surface, 0, TRUE); /* Delete sRGB name */
 745     }
 746
 747     wined3d_texture_unload(texture);
 748 }
 749
 750 static const struct wined3d_texture_ops texture2d_ops =
 751 {
 752     texture2d_bind,
 753     texture2d_preload,
 754     texture2d_sub_resource_add_dirty_region,
 755     texture2d_sub_resource_cleanup,
 756 };
 757
 758 static const struct wined3d_resource_ops texture2d_resource_ops =
 759 {
 760     texture2d_unload,
 761 };
 762
 763 static HRESULT cubetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
 764         UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
 765         const struct wined3d_parent_ops *parent_ops)
 766 {
 767     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 768     struct wined3d_resource_desc surface_desc;
 769     unsigned int i, j;
 770     HRESULT hr;
 771
 772     /* TODO: It should only be possible to create textures for formats
 773      * that are reported as supported. */
 774     if (WINED3DFMT_UNKNOWN >= desc->format)
 775     {
 776         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 777         return WINED3DERR_INVALIDCALL;
 778     }
 779
 780     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && desc->pool != WINED3D_POOL_SCRATCH)
 781     {
 782         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
 783         return WINED3DERR_INVALIDCALL;
 784     }
 785
 786     /* Calculate levels for mip mapping */
 787     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
 788     {
 789         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 790         {
 791             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
 792             return WINED3DERR_INVALIDCALL;
 793         }
 794
 795         if (levels > 1)
 796         {
 797             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
 798             return WINED3DERR_INVALIDCALL;
 799         }
 800
 801         levels = 1;
 802     }
 803     else if (!levels)
 804     {
 805         levels = wined3d_log2i(desc->width) + 1;
 806         TRACE("Calculated levels = %u.\n", levels);
 807     }
 808
 809     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 810     {
 811         UINT pow2_edge_length = 1;
 812         while (pow2_edge_length < desc->width)
 813             pow2_edge_length <<= 1;
 814
 815         if (desc->width != pow2_edge_length)
 816         {
 817             if (desc->pool == WINED3D_POOL_SCRATCH)
 818             {
 819                 /* SCRATCH textures cannot be used for texturing */
 820                 WARN("Creating a scratch NPOT cube texture despite lack of HW support.\n");
 821             }
 822             else
 823             {
 824                 WARN("Attempted to create a NPOT cube texture (edge length %u) without GL support.\n", desc->width);
 825                 return WINED3DERR_INVALIDCALL;
 826             }
 827         }
 828     }
 829
 830     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels,
 831             desc, device, parent, parent_ops, &texture2d_resource_ops)))
 832     {
 833         WARN("Failed to initialize texture, returning %#x\n", hr);
 834         return hr;
 835     }
 836
 837     texture->pow2_matrix[0] = 1.0f;
 838     texture->pow2_matrix[5] = 1.0f;
 839     texture->pow2_matrix[10] = 1.0f;
 840     texture->pow2_matrix[15] = 1.0f;
 841     texture->target = GL_TEXTURE_CUBE_MAP_ARB;
 842
 843     /* Generate all the surfaces. */
 844     surface_desc = *desc;
 845     surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
 846     for (i = 0; i < texture->level_count; ++i)
 847     {
 848         /* Create the 6 faces. */
 849         for (j = 0; j < 6; ++j)
 850         {
 851             static const GLenum cube_targets[6] =
 852             {
 853                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
 854                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
 855                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
 856                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
 857                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
 858                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
 859             };
 860             UINT idx = j * texture->level_count + i;
 861             struct wined3d_surface *surface;
 862
 863             if (FAILED(hr = device->device_parent->ops->create_texture_surface(device->device_parent,
 864                     parent, &surface_desc, idx, surface_flags, &surface)))
 865             {
 866                 FIXME("(%p) Failed to create surface, hr %#x.\n", texture, hr);
 867                 wined3d_texture_cleanup(texture);
 868                 return hr;
 869             }
 870
 871             surface_set_container(surface, texture);
 872             surface_set_texture_target(surface, cube_targets[j], i);
 873             texture->sub_resources[idx] = &surface->resource;
 874             TRACE("Created surface level %u @ %p.\n", i, surface);
 875         }
 876         surface_desc.width = max(1, surface_desc.width >> 1);
 877         surface_desc.height = surface_desc.width;
 878     }
 879
 880     return WINED3D_OK;
 881 }
 882
 883 static HRESULT texture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
 884         UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
 885         const struct wined3d_parent_ops *parent_ops)
 886 {
 887     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 888     struct wined3d_resource_desc surface_desc;
 889     UINT pow2_width, pow2_height;
 890     unsigned int i;
 891     HRESULT hr;
 892
 893     /* TODO: It should only be possible to create textures for formats
 894      * that are reported as supported. */
 895     if (WINED3DFMT_UNKNOWN >= desc->format)
 896     {
 897         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
 898         return WINED3DERR_INVALIDCALL;
 899     }
 900
 901     /* Non-power2 support. */
 902     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
 903     {
 904         pow2_width = desc->width;
 905         pow2_height = desc->height;
 906     }
 907     else
 908     {
 909         /* Find the nearest pow2 match. */
 910         pow2_width = pow2_height = 1;
 911         while (pow2_width < desc->width)
 912             pow2_width <<= 1;
 913         while (pow2_height < desc->height)
 914             pow2_height <<= 1;
 915
 916         if (pow2_width != desc->width || pow2_height != desc->height)
 917         {
 918             /* levels == 0 returns an error as well */
 919             if (levels != 1)
 920             {
 921                 if (desc->pool == WINED3D_POOL_SCRATCH)
 922                 {
 923                     WARN("Creating a scratch mipmapped NPOT texture despite lack of HW support.\n");
 924                 }
 925                 else
 926                 {
 927                     WARN("Attempted to create a mipmapped NPOT texture without unconditional NPOT support.\n");
 928                     return WINED3DERR_INVALIDCALL;
 929                 }
 930             }
 931         }
 932     }
 933
 934     /* Calculate levels for mip mapping. */
 935     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
 936     {
 937         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
 938         {
 939             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
 940             return WINED3DERR_INVALIDCALL;
 941         }
 942
 943         if (levels > 1)
 944         {
 945             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
 946             return WINED3DERR_INVALIDCALL;
 947         }
 948
 949         levels = 1;
 950     }
 951     else if (!levels)
 952     {
 953         levels = wined3d_log2i(max(desc->width, desc->height)) + 1;
 954         TRACE("Calculated levels = %u.\n", levels);
 955     }
 956
 957     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels,
 958             desc, device, parent, parent_ops, &texture2d_resource_ops)))
 959     {
 960         WARN("Failed to initialize texture, returning %#x.\n", hr);
 961         return hr;
 962     }
 963
 964     /* Precalculated scaling for 'faked' non power of two texture coords. */
 965     if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT]
 966             && (desc->width != pow2_width || desc->height != pow2_height))
 967     {
 968         texture->pow2_matrix[0] = 1.0f;
 969         texture->pow2_matrix[5] = 1.0f;
 970         texture->pow2_matrix[10] = 1.0f;
 971         texture->pow2_matrix[15] = 1.0f;
 972         texture->target = GL_TEXTURE_2D;
 973         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 974         texture->min_mip_lookup = minMipLookup_noFilter;
 975     }
 976     else if (gl_info->supported[ARB_TEXTURE_RECTANGLE]
 977             && (desc->width != pow2_width || desc->height != pow2_height))
 978     {
 979         texture->pow2_matrix[0] = (float)desc->width;
 980         texture->pow2_matrix[5] = (float)desc->height;
 981         texture->pow2_matrix[10] = 1.0f;
 982         texture->pow2_matrix[15] = 1.0f;
 983         texture->target = GL_TEXTURE_RECTANGLE_ARB;
 984         texture->flags |= WINED3D_TEXTURE_COND_NP2;
 985         texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 986
 987         if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
 988             texture->min_mip_lookup = minMipLookup_noMip;
 989         else
 990             texture->min_mip_lookup = minMipLookup_noFilter;
 991     }
 992     else
 993     {
 994         if ((desc->width != pow2_width) || (desc->height != pow2_height))
 995         {
 996             texture->pow2_matrix[0] = (((float)desc->width) / ((float)pow2_width));
 997             texture->pow2_matrix[5] = (((float)desc->height) / ((float)pow2_height));
 998             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
 999         }
1000         else
1001         {
1002             texture->pow2_matrix[0] = 1.0f;
1003             texture->pow2_matrix[5] = 1.0f;
1004         }
1005
1006         texture->pow2_matrix[10] = 1.0f;
1007         texture->pow2_matrix[15] = 1.0f;
1008         texture->target = GL_TEXTURE_2D;
1009     }
1010     TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
1011
1012     /* Generate all the surfaces. */
1013     surface_desc = *desc;
1014     surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
1015     for (i = 0; i < texture->level_count; ++i)
1016     {
1017         struct wined3d_surface *surface;
1018
1019         /* Use the callback to create the texture surface. */
1020         if (FAILED(hr = device->device_parent->ops->create_texture_surface(device->device_parent,
1021                 parent, &surface_desc, i, surface_flags, &surface)))
1022         {
1023             FIXME("Failed to create surface %p, hr %#x\n", texture, hr);
1024             wined3d_texture_cleanup(texture);
1025             return hr;
1026         }
1027
1028         surface_set_container(surface, texture);
1029         surface_set_texture_target(surface, texture->target, i);
1030         texture->sub_resources[i] = &surface->resource;
1031         TRACE("Created surface level %u @ %p.\n", i, surface);
1032         /* Calculate the next mipmap level. */
1033         surface_desc.width = max(1, surface_desc.width >> 1);
1034         surface_desc.height = max(1, surface_desc.height >> 1);
1035     }
1036
1037     return WINED3D_OK;
1038 }
1039
1040 /* Context activation is done by the caller. */
1041 static HRESULT texture3d_bind(struct wined3d_texture *texture,
1042         struct wined3d_context *context, BOOL srgb)
1043 {
1044     BOOL dummy;
1045
1046     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
1047
1048     return wined3d_texture_bind(texture, context, srgb, &dummy);
1049 }
1050
1051 /* Context activation is done by the caller. */
1052 static void texture3d_preload(struct wined3d_texture *texture,
1053         struct wined3d_context *context, enum WINED3DSRGB srgb)
1054 {
1055     UINT sub_count = texture->level_count * texture->layer_count;
1056     const struct wined3d_gl_info *gl_info = context->gl_info;
1057     BOOL srgb_mode;
1058     DWORD flag;
1059     UINT i;
1060
1061     TRACE("texture %p, srgb %#x.\n", texture, srgb);
1062
1063     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
1064         srgb = SRGB_RGB;
1065
1066     srgb_mode = texture_srgb_mode(texture, srgb);
1067     if (srgb_mode)
1068         flag = WINED3D_TEXTURE_SRGB_VALID;
1069     else
1070         flag = WINED3D_TEXTURE_RGB_VALID;
1071
1072     if (texture->flags & flag)
1073     {
1074         TRACE("Texture %p not dirty, nothing to do.\n", texture);
1075         return;
1076     }
1077
1078     /* Reload the surfaces if the texture is marked dirty. */
1079     for (i = 0; i < sub_count; ++i)
1080     {
1081         wined3d_volume_load(volume_from_resource(texture->sub_resources[i]), context, srgb_mode);
1082     }
1083     texture->flags |= flag;
1084 }
1085
1086 static void texture3d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
1087         const struct wined3d_box *dirty_region)
1088 {
1089 }
1090
1091 static void texture3d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
1092 {
1093     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1094
1095     /* Cleanup the container. */
1096     volume_set_container(volume, NULL);
1097     wined3d_volume_decref(volume);
1098 }
1099
1100 static void texture3d_unload(struct wined3d_resource *resource)
1101 {
1102     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
1103     UINT i;
1104
1105     TRACE("texture %p.\n", texture);
1106
1107     for (i = 0; i < texture->level_count; ++i)
1108     {
1109         struct wined3d_resource *sub_resource = texture->sub_resources[i];
1110         sub_resource->resource_ops->resource_unload(sub_resource);
1111     }
1112
1113     wined3d_texture_unload(texture);
1114 }
1115
1116 static const struct wined3d_texture_ops texture3d_ops =
1117 {
1118     texture3d_bind,
1119     texture3d_preload,
1120     texture3d_sub_resource_add_dirty_region,
1121     texture3d_sub_resource_cleanup,
1122 };
1123
1124 static const struct wined3d_resource_ops texture3d_resource_ops =
1125 {
1126     texture3d_unload,
1127 };
1128
1129 static HRESULT volumetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
1130         UINT levels, struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops)
1131 {
1132     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1133     UINT tmp_w, tmp_h, tmp_d;
1134     unsigned int i;
1135     HRESULT hr;
1136
1137     /* TODO: It should only be possible to create textures for formats
1138      * that are reported as supported. */
1139     if (WINED3DFMT_UNKNOWN >= desc->format)
1140     {
1141         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1142         return WINED3DERR_INVALIDCALL;
1143     }
1144
1145     if (!gl_info->supported[EXT_TEXTURE3D])
1146     {
1147         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
1148         return WINED3DERR_INVALIDCALL;
1149     }
1150
1151     /* Calculate levels for mip mapping. */
1152     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1153     {
1154         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1155         {
1156             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1157             return WINED3DERR_INVALIDCALL;
1158         }
1159
1160         if (levels > 1)
1161         {
1162             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
1163             return WINED3DERR_INVALIDCALL;
1164         }
1165
1166         levels = 1;
1167     }
1168     else if (!levels)
1169     {
1170         levels = wined3d_log2i(max(max(desc->width, desc->height), desc->depth)) + 1;
1171         TRACE("Calculated levels = %u.\n", levels);
1172     }
1173
1174     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
1175     {
1176         UINT pow2_w, pow2_h, pow2_d;
1177         pow2_w = 1;
1178         while (pow2_w < desc->width)
1179             pow2_w <<= 1;
1180         pow2_h = 1;
1181         while (pow2_h < desc->height)
1182             pow2_h <<= 1;
1183         pow2_d = 1;
1184         while (pow2_d < desc->depth)
1185             pow2_d <<= 1;
1186
1187         if (pow2_w != desc->width || pow2_h != desc->height || pow2_d != desc->depth)
1188         {
1189             if (desc->pool == WINED3D_POOL_SCRATCH)
1190             {
1191                 WARN("Creating a scratch NPOT volume texture despite lack of HW support.\n");
1192             }
1193             else
1194             {
1195                 WARN("Attempted to create a NPOT volume texture (%u, %u, %u) without GL support.\n",
1196                         desc->width, desc->height, desc->depth);
1197                 return WINED3DERR_INVALIDCALL;
1198             }
1199         }
1200     }
1201
1202     if (FAILED(hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels,
1203             desc, device, parent, parent_ops, &texture3d_resource_ops)))
1204     {
1205         WARN("Failed to initialize texture, returning %#x.\n", hr);
1206         return hr;
1207     }
1208
1209     texture->pow2_matrix[0] = 1.0f;
1210     texture->pow2_matrix[5] = 1.0f;
1211     texture->pow2_matrix[10] = 1.0f;
1212     texture->pow2_matrix[15] = 1.0f;
1213     texture->target = GL_TEXTURE_3D;
1214
1215     /* Generate all the surfaces. */
1216     tmp_w = desc->width;
1217     tmp_h = desc->height;
1218     tmp_d = desc->depth;
1219
1220     for (i = 0; i < texture->level_count; ++i)
1221     {
1222         struct wined3d_volume *volume;
1223
1224         /* Create the volume. */
1225         hr = device->device_parent->ops->create_volume(device->device_parent, parent,
1226                 tmp_w, tmp_h, tmp_d, i, desc->format, desc->pool, desc->usage, &volume);
1227         if (FAILED(hr))
1228         {
1229             ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
1230             wined3d_texture_cleanup(texture);
1231             return hr;
1232         }
1233
1234         /* Set its container to this texture. */
1235         volume_set_container(volume, texture);
1236         texture->sub_resources[i] = &volume->resource;
1237
1238         /* Calculate the next mipmap level. */
1239         tmp_w = max(1, tmp_w >> 1);
1240         tmp_h = max(1, tmp_h >> 1);
1241         tmp_d = max(1, tmp_d >> 1);
1242     }
1243
1244     return WINED3D_OK;
1245 }
1246
1247 HRESULT CDECL wined3d_texture_create_2d(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
1248         UINT level_count, DWORD surface_flags, void *parent, const struct wined3d_parent_ops *parent_ops,
1249         struct wined3d_texture **texture)
1250 {
1251     struct wined3d_texture *object;
1252     HRESULT hr;
1253
1254     TRACE("device %p, desc %p, level_count %u, surface_flags %#x, parent %p, parent_ops %p, texture %p.\n",
1255             device, desc, level_count, surface_flags, parent, parent_ops, texture);
1256
1257     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1258     if (!object)
1259     {
1260         *texture = NULL;
1261         return WINED3DERR_OUTOFVIDEOMEMORY;
1262     }
1263
1264     if (FAILED(hr = texture_init(object, desc, level_count, surface_flags, device, parent, parent_ops)))
1265     {
1266         WARN("Failed to initialize texture, returning %#x.\n", hr);
1267         HeapFree(GetProcessHeap(), 0, object);
1268         *texture = NULL;
1269         return hr;
1270     }
1271
1272     TRACE("Created texture %p.\n", object);
1273     *texture = object;
1274
1275     return WINED3D_OK;
1276 }
1277
1278 HRESULT CDECL wined3d_texture_create_3d(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
1279         UINT level_count, void *parent, const struct wined3d_parent_ops *parent_ops, struct wined3d_texture **texture)
1280 {
1281     struct wined3d_texture *object;
1282     HRESULT hr;
1283
1284     TRACE("device %p, desc %p, level_count %u, parent %p, parent_ops %p, texture %p.\n",
1285             device, desc, level_count, parent, parent_ops, texture);
1286
1287     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1288     if (!object)
1289     {
1290         *texture = NULL;
1291         return WINED3DERR_OUTOFVIDEOMEMORY;
1292     }
1293
1294     if (FAILED(hr = volumetexture_init(object, desc, level_count, device, parent, parent_ops)))
1295     {
1296         WARN("Failed to initialize volumetexture, returning %#x\n", hr);
1297         HeapFree(GetProcessHeap(), 0, object);
1298         *texture = NULL;
1299         return hr;
1300     }
1301
1302     TRACE("Created texture %p.\n", object);
1303     *texture = object;
1304
1305     return WINED3D_OK;
1306 }
1307
1308 HRESULT CDECL wined3d_texture_create_cube(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
1309         UINT level_count, DWORD surface_flags, void *parent, const struct wined3d_parent_ops *parent_ops,
1310         struct wined3d_texture **texture)
1311 {
1312     struct wined3d_texture *object;
1313     HRESULT hr;
1314
1315     TRACE("device %p, desc %p, level_count %u, surface_flags %#x, parent %p, parent_ops %p, texture %p.\n",
1316             device, desc, level_count, surface_flags, parent, parent_ops, texture);
1317
1318     object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1319     if (!object)
1320     {
1321         *texture = NULL;
1322         return WINED3DERR_OUTOFVIDEOMEMORY;
1323     }
1324
1325     if (FAILED(hr = cubetexture_init(object, desc, level_count, surface_flags, device, parent, parent_ops)))
1326     {
1327         WARN("Failed to initialize cubetexture, returning %#x\n", hr);
1328         HeapFree(GetProcessHeap(), 0, object);
1329         *texture = NULL;
1330         return hr;
1331     }
1332
1333     TRACE("Created texture %p.\n", object);
1334     *texture = object;
1335
1336     return WINED3D_OK;
1337 }