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 surface_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             "surface_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             surface_flags, device, parent, parent_ops, resource_ops);
  45
  46     if ((format->flags & (WINED3DFMT_FLAG_BLOCKS | WINED3DFMT_FLAG_BLOCKS_NO_VERIFY)) == WINED3DFMT_FLAG_BLOCKS)
  47     {
  48         UINT width_mask = format->block_width - 1;
  49         UINT height_mask = format->block_height - 1;
  50         if (desc->width & width_mask || desc->height & height_mask)
  51             return WINED3DERR_INVALIDCALL;
  52     }
  53
  54     if (FAILED(hr = resource_init(&texture->resource, device, desc->resource_type, format,
  55             desc->multisample_type, desc->multisample_quality, desc->usage, desc->pool,
  56             desc->width, desc->height, desc->depth, 0, parent, parent_ops, resource_ops)))
  57     {
  58         static unsigned int once;
  59
  60         if ((desc->format == WINED3DFMT_DXT1 || desc->format == WINED3DFMT_DXT2 || desc->format == WINED3DFMT_DXT3
  61                 || desc->format == WINED3DFMT_DXT4 || desc->format == WINED3DFMT_DXT5)
  62                 && !(format->flags & WINED3DFMT_FLAG_TEXTURE) && !once++)
  63             ERR_(winediag)("The application tried to create a DXTn texture, but the driver does not support them.\n");
  64
  65         WARN("Failed to initialize resource, returning %#x\n", hr);
  66         return hr;
  67     }
  68     wined3d_resource_update_draw_binding(&texture->resource);
  69
  70     texture->texture_ops = texture_ops;
  71     texture->sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  72             level_count * layer_count * sizeof(*texture->sub_resources));
  73     if (!texture->sub_resources)
  74     {
  75         ERR("Failed to allocate sub-resource array.\n");
  76         resource_cleanup(&texture->resource);
  77         return E_OUTOFMEMORY;
  78     }
  79
  80     texture->layer_count = layer_count;
  81     texture->level_count = level_count;
  82     texture->filter_type = (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3D_TEXF_LINEAR : WINED3D_TEXF_NONE;
  83     texture->lod = 0;
  84     texture->flags = WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS;
  85     if (surface_flags & WINED3D_SURFACE_PIN_SYSMEM)
  86         texture->flags |= WINED3D_TEXTURE_PIN_SYSMEM;
  87
  88     if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
  89     {
  90         texture->min_mip_lookup = minMipLookup;
  91         texture->mag_lookup = magLookup;
  92     }
  93     else
  94     {
  95         texture->min_mip_lookup = minMipLookup_noFilter;
  96         texture->mag_lookup = magLookup_noFilter;
  97     }
  98
  99     return WINED3D_OK;
 100 }
 101
 102 /* A GL context is provided by the caller */
 103 static void gltexture_delete(const struct wined3d_gl_info *gl_info, struct gl_texture *tex)
 104 {
 105     gl_info->gl_ops.gl.p_glDeleteTextures(1, &tex->name);
 106     tex->name = 0;
 107 }
 108
 109 static void wined3d_texture_unload_gl_texture(struct wined3d_texture *texture)
 110 {
 111     struct wined3d_device *device = texture->resource.device;
 112     struct wined3d_context *context = NULL;
 113
 114     if (texture->texture_rgb.name || texture->texture_srgb.name)
 115     {
 116         context = context_acquire(device, NULL);
 117     }
 118
 119     if (texture->texture_rgb.name)
 120         gltexture_delete(context->gl_info, &texture->texture_rgb);
 121
 122     if (texture->texture_srgb.name)
 123         gltexture_delete(context->gl_info, &texture->texture_srgb);
 124
 125     if (context) context_release(context);
 126
 127     wined3d_texture_set_dirty(texture);
 128
 129     resource_unload(&texture->resource);
 130 }
 131
 132 static void wined3d_texture_cleanup(struct wined3d_texture *texture)
 133 {
 134     UINT sub_count = texture->level_count * texture->layer_count;
 135     UINT i;
 136
 137     TRACE("texture %p.\n", texture);
 138
 139     for (i = 0; i < sub_count; ++i)
 140     {
 141         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 142
 143         if (sub_resource)
 144             texture->texture_ops->texture_sub_resource_cleanup(sub_resource);
 145     }
 146
 147     wined3d_texture_unload_gl_texture(texture);
 148     HeapFree(GetProcessHeap(), 0, texture->sub_resources);
 149     resource_cleanup(&texture->resource);
 150 }
 151
 152 void wined3d_texture_set_swapchain(struct wined3d_texture *texture, struct wined3d_swapchain *swapchain)
 153 {
 154     texture->swapchain = swapchain;
 155     wined3d_resource_update_draw_binding(&texture->resource);
 156 }
 157
 158 void wined3d_texture_set_dirty(struct wined3d_texture *texture)
 159 {
 160     texture->flags &= ~(WINED3D_TEXTURE_RGB_VALID | WINED3D_TEXTURE_SRGB_VALID);
 161 }
 162
 163 /* Context activation is done by the caller. */
 164 void wined3d_texture_bind(struct wined3d_texture *texture,
 165         struct wined3d_context *context, BOOL srgb)
 166 {
 167     const struct wined3d_gl_info *gl_info = context->gl_info;
 168     struct gl_texture *gl_tex;
 169     GLenum target;
 170
 171     TRACE("texture %p, context %p, srgb %#x.\n", texture, context, srgb);
 172
 173     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 174         srgb = FALSE;
 175
 176     /* sRGB mode cache for preload() calls outside drawprim. */
 177     if (srgb)
 178         texture->flags |= WINED3D_TEXTURE_IS_SRGB;
 179     else
 180         texture->flags &= ~WINED3D_TEXTURE_IS_SRGB;
 181
 182     gl_tex = wined3d_texture_get_gl_texture(texture, srgb);
 183     target = texture->target;
 184
 185     if (gl_tex->name)
 186     {
 187         context_bind_texture(context, target, gl_tex->name);
 188         return;
 189     }
 190
 191     gl_info->gl_ops.gl.p_glGenTextures(1, &gl_tex->name);
 192     checkGLcall("glGenTextures");
 193     TRACE("Generated texture %d.\n", gl_tex->name);
 194
 195     if (!gl_tex->name)
 196     {
 197         ERR("Failed to generate a texture name.\n");
 198         return;
 199     }
 200
 201     if (texture->resource.pool == WINED3D_POOL_DEFAULT)
 202     {
 203         /* Tell OpenGL to try and keep this texture in video ram (well mostly). */
 204         GLclampf tmp = 0.9f;
 205         gl_info->gl_ops.gl.p_glPrioritizeTextures(1, &gl_tex->name, &tmp);
 206     }
 207
 208     /* Initialise the state of the texture object to the OpenGL defaults, not
 209      * the wined3d defaults. */
 210     gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_WRAP;
 211     gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_WRAP;
 212     gl_tex->states[WINED3DTEXSTA_ADDRESSW] = WINED3D_TADDRESS_WRAP;
 213     gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = 0;
 214     gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_LINEAR;
 215     gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 216     gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 217     gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = 0;
 218     gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = 1;
 219     if (context->gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 220         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = TRUE;
 221     else
 222         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = srgb;
 223     gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 224     wined3d_texture_set_dirty(texture);
 225
 226     context_bind_texture(context, target, gl_tex->name);
 227
 228     if (texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)
 229     {
 230         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 231         checkGLcall("glTexParameteri(target, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 232     }
 233
 234     /* For a new texture we have to set the texture levels after binding the
 235      * texture. Beware that texture rectangles do not support mipmapping, but
 236      * set the maxmiplevel if we're relying on the partial
 237      * GL_ARB_texture_non_power_of_two emulation with texture rectangles.
 238      * (I.e., do not care about cond_np2 here, just look for
 239      * GL_TEXTURE_RECTANGLE_ARB.) */
 240     if (target != GL_TEXTURE_RECTANGLE_ARB)
 241     {
 242         TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", texture->level_count - 1);
 243         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count - 1);
 244         checkGLcall("glTexParameteri(target, GL_TEXTURE_MAX_LEVEL, texture->level_count)");
 245     }
 246
 247     if (target == GL_TEXTURE_CUBE_MAP_ARB)
 248     {
 249         /* Cubemaps are always set to clamp, regardless of the sampler state. */
 250         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 251         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 252         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 253     }
 254
 255     if (texture->flags & WINED3D_TEXTURE_COND_NP2)
 256     {
 257         /* Conditinal non power of two textures use a different clamping
 258          * default. If we're using the GL_WINE_normalized_texrect partial
 259          * driver emulation, we're dealing with a GL_TEXTURE_2D texture which
 260          * has the address mode set to repeat - something that prevents us
 261          * from hitting the accelerated codepath. Thus manually set the GL
 262          * state. The same applies to filtering. Even if the texture has only
 263          * one mip level, the default LINEAR_MIPMAP_LINEAR filter causes a SW
 264          * fallback on macos. */
 265         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 266         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 267         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 268         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
 269         checkGLcall("glTexParameteri");
 270         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = WINED3D_TADDRESS_CLAMP;
 271         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = WINED3D_TADDRESS_CLAMP;
 272         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = WINED3D_TEXF_POINT;
 273         gl_tex->states[WINED3DTEXSTA_MINFILTER] = WINED3D_TEXF_POINT;
 274         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = WINED3D_TEXF_NONE;
 275     }
 276 }
 277
 278 /* Context activation is done by the caller. */
 279 void wined3d_texture_bind_and_dirtify(struct wined3d_texture *texture,
 280         struct wined3d_context *context, BOOL srgb)
 281 {
 282     DWORD active_sampler;
 283
 284     /* We don't need a specific texture unit, but after binding the texture
 285      * the current unit is dirty. Read the unit back instead of switching to
 286      * 0, this avoids messing around with the state manager's GL states. The
 287      * current texture unit should always be a valid one.
 288      *
 289      * To be more specific, this is tricky because we can implicitly be
 290      * called from sampler() in state.c. This means we can't touch anything
 291      * other than whatever happens to be the currently active texture, or we
 292      * would risk marking already applied sampler states dirty again. */
 293     active_sampler = context->rev_tex_unit_map[context->active_texture];
 294     if (active_sampler != WINED3D_UNMAPPED_STAGE)
 295         context_invalidate_state(context, STATE_SAMPLER(active_sampler));
 296
 297     wined3d_texture_bind(texture, context, srgb);
 298 }
 299
 300 /* Context activation is done by the caller. */
 301 static void apply_wrap(const struct wined3d_gl_info *gl_info, GLenum target,
 302         enum wined3d_texture_address d3d_wrap, GLenum param, BOOL cond_np2)
 303 {
 304     GLint gl_wrap;
 305
 306     if (d3d_wrap < WINED3D_TADDRESS_WRAP || d3d_wrap > WINED3D_TADDRESS_MIRROR_ONCE)
 307     {
 308         FIXME("Unrecognized or unsupported texture address mode %#x.\n", d3d_wrap);
 309         return;
 310     }
 311
 312     /* Cubemaps are always set to clamp, regardless of the sampler state. */
 313     if (target == GL_TEXTURE_CUBE_MAP_ARB
 314             || (cond_np2 && d3d_wrap == WINED3D_TADDRESS_WRAP))
 315         gl_wrap = GL_CLAMP_TO_EDGE;
 316     else
 317         gl_wrap = gl_info->wrap_lookup[d3d_wrap - WINED3D_TADDRESS_WRAP];
 318
 319     TRACE("Setting param %#x to %#x for target %#x.\n", param, gl_wrap, target);
 320     gl_info->gl_ops.gl.p_glTexParameteri(target, param, gl_wrap);
 321     checkGLcall("glTexParameteri(target, param, gl_wrap)");
 322 }
 323
 324 /* Context activation is done by the caller (state handler). */
 325 void wined3d_texture_apply_state_changes(struct wined3d_texture *texture,
 326         const DWORD sampler_states[WINED3D_HIGHEST_SAMPLER_STATE + 1],
 327         const struct wined3d_gl_info *gl_info)
 328 {
 329     BOOL cond_np2 = texture->flags & WINED3D_TEXTURE_COND_NP2;
 330     GLenum target = texture->target;
 331     struct gl_texture *gl_tex;
 332     DWORD state;
 333     DWORD aniso;
 334
 335     TRACE("texture %p, sampler_states %p.\n", texture, sampler_states);
 336
 337     gl_tex = wined3d_texture_get_gl_texture(texture, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 338
 339     /* This function relies on the correct texture being bound and loaded. */
 340
 341     if (sampler_states[WINED3D_SAMP_ADDRESS_U] != gl_tex->states[WINED3DTEXSTA_ADDRESSU])
 342     {
 343         state = sampler_states[WINED3D_SAMP_ADDRESS_U];
 344         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_S, cond_np2);
 345         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = state;
 346     }
 347
 348     if (sampler_states[WINED3D_SAMP_ADDRESS_V] != gl_tex->states[WINED3DTEXSTA_ADDRESSV])
 349     {
 350         state = sampler_states[WINED3D_SAMP_ADDRESS_V];
 351         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_T, cond_np2);
 352         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = state;
 353     }
 354
 355     if (sampler_states[WINED3D_SAMP_ADDRESS_W] != gl_tex->states[WINED3DTEXSTA_ADDRESSW])
 356     {
 357         state = sampler_states[WINED3D_SAMP_ADDRESS_W];
 358         apply_wrap(gl_info, target, state, GL_TEXTURE_WRAP_R, cond_np2);
 359         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = state;
 360     }
 361
 362     if (sampler_states[WINED3D_SAMP_BORDER_COLOR] != gl_tex->states[WINED3DTEXSTA_BORDERCOLOR])
 363     {
 364         float col[4];
 365
 366         state = sampler_states[WINED3D_SAMP_BORDER_COLOR];
 367         D3DCOLORTOGLFLOAT4(state, col);
 368         TRACE("Setting border color for %#x to %#x.\n", target, state);
 369         gl_info->gl_ops.gl.p_glTexParameterfv(target, GL_TEXTURE_BORDER_COLOR, &col[0]);
 370         checkGLcall("glTexParameterfv(..., GL_TEXTURE_BORDER_COLOR, ...)");
 371         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = state;
 372     }
 373
 374     if (sampler_states[WINED3D_SAMP_MAG_FILTER] != gl_tex->states[WINED3DTEXSTA_MAGFILTER])
 375     {
 376         GLint gl_value;
 377
 378         state = sampler_states[WINED3D_SAMP_MAG_FILTER];
 379         if (state > WINED3D_TEXF_ANISOTROPIC)
 380             FIXME("Unrecognized or unsupported MAGFILTER* value %d.\n", state);
 381
 382         gl_value = wined3d_gl_mag_filter(texture->mag_lookup,
 383                 min(max(state, WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR));
 384         TRACE("ValueMAG=%#x setting MAGFILTER to %#x.\n", state, gl_value);
 385         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAG_FILTER, gl_value);
 386
 387         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = state;
 388     }
 389
 390     if ((sampler_states[WINED3D_SAMP_MIN_FILTER] != gl_tex->states[WINED3DTEXSTA_MINFILTER]
 391             || sampler_states[WINED3D_SAMP_MIP_FILTER] != gl_tex->states[WINED3DTEXSTA_MIPFILTER]
 392             || sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL] != gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL]))
 393     {
 394         GLint gl_value;
 395
 396         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = sampler_states[WINED3D_SAMP_MIP_FILTER];
 397         gl_tex->states[WINED3DTEXSTA_MINFILTER] = sampler_states[WINED3D_SAMP_MIN_FILTER];
 398         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = sampler_states[WINED3D_SAMP_MAX_MIP_LEVEL];
 399
 400         if (gl_tex->states[WINED3DTEXSTA_MINFILTER] > WINED3D_TEXF_ANISOTROPIC
 401             || gl_tex->states[WINED3DTEXSTA_MIPFILTER] > WINED3D_TEXF_ANISOTROPIC)
 402         {
 403             FIXME("Unrecognized or unsupported MIN_FILTER value %#x MIP_FILTER value %#x.\n",
 404                   gl_tex->states[WINED3DTEXSTA_MINFILTER],
 405                   gl_tex->states[WINED3DTEXSTA_MIPFILTER]);
 406         }
 407         gl_value = wined3d_gl_min_mip_filter(texture->min_mip_lookup,
 408                 min(max(sampler_states[WINED3D_SAMP_MIN_FILTER], WINED3D_TEXF_POINT), WINED3D_TEXF_LINEAR),
 409                 min(max(sampler_states[WINED3D_SAMP_MIP_FILTER], WINED3D_TEXF_NONE), WINED3D_TEXF_LINEAR));
 410
 411         TRACE("ValueMIN=%#x, ValueMIP=%#x, setting MINFILTER to %#x.\n",
 412               sampler_states[WINED3D_SAMP_MIN_FILTER],
 413               sampler_states[WINED3D_SAMP_MIP_FILTER], gl_value);
 414         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MIN_FILTER, gl_value);
 415         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 416
 417         if (!cond_np2)
 418         {
 419             if (gl_tex->states[WINED3DTEXSTA_MIPFILTER] == WINED3D_TEXF_NONE)
 420                 gl_value = texture->lod;
 421             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] >= texture->level_count)
 422                 gl_value = texture->level_count - 1;
 423             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] < texture->lod)
 424                 /* texture->lod is already clamped in the setter. */
 425                 gl_value = texture->lod;
 426             else
 427                 gl_value = gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL];
 428
 429             /* Note that WINED3D_SAMP_MAX_MIP_LEVEL specifies the largest mipmap
 430              * (default 0), while GL_TEXTURE_MAX_LEVEL specifies the smallest
 431              * mimap used (default 1000). So WINED3D_SAMP_MAX_MIP_LEVEL
 432              * corresponds to GL_TEXTURE_BASE_LEVEL. */
 433             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_BASE_LEVEL, gl_value);
 434         }
 435     }
 436
 437     if ((gl_tex->states[WINED3DTEXSTA_MAGFILTER] != WINED3D_TEXF_ANISOTROPIC
 438             && gl_tex->states[WINED3DTEXSTA_MINFILTER] != WINED3D_TEXF_ANISOTROPIC
 439             && gl_tex->states[WINED3DTEXSTA_MIPFILTER] != WINED3D_TEXF_ANISOTROPIC)
 440             || cond_np2)
 441         aniso = 1;
 442     else
 443         aniso = sampler_states[WINED3D_SAMP_MAX_ANISOTROPY];
 444
 445     if (gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] != aniso)
 446     {
 447         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 448         {
 449             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso);
 450             checkGLcall("glTexParameteri(GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso)");
 451         }
 452         else
 453         {
 454             WARN("Anisotropic filtering not supported.\n");
 455         }
 456         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = aniso;
 457     }
 458
 459     /* These should always be the same unless EXT_texture_sRGB_decode is supported. */
 460     if (sampler_states[WINED3D_SAMP_SRGB_TEXTURE] != gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE])
 461     {
 462         gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_SRGB_DECODE_EXT,
 463                 sampler_states[WINED3D_SAMP_SRGB_TEXTURE] ? GL_DECODE_EXT : GL_SKIP_DECODE_EXT);
 464         checkGLcall("glTexParameteri(GL_TEXTURE_SRGB_DECODE_EXT)");
 465         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE] = sampler_states[WINED3D_SAMP_SRGB_TEXTURE];
 466     }
 467
 468     if (!(texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 469             != !gl_tex->states[WINED3DTEXSTA_SHADOW])
 470     {
 471         if (texture->resource.format->flags & WINED3DFMT_FLAG_SHADOW)
 472         {
 473             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
 474             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 475             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB)");
 476             gl_tex->states[WINED3DTEXSTA_SHADOW] = TRUE;
 477         }
 478         else
 479         {
 480             gl_info->gl_ops.gl.p_glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 481             checkGLcall("glTexParameteri(target, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE)");
 482             gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 483         }
 484     }
 485 }
 486
 487 ULONG CDECL wined3d_texture_incref(struct wined3d_texture *texture)
 488 {
 489     ULONG refcount;
 490
 491     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 492
 493     if (texture->swapchain)
 494         return wined3d_swapchain_incref(texture->swapchain);
 495
 496     refcount = InterlockedIncrement(&texture->resource.ref);
 497     TRACE("%p increasing refcount to %u.\n", texture, refcount);
 498
 499     return refcount;
 500 }
 501
 502 ULONG CDECL wined3d_texture_decref(struct wined3d_texture *texture)
 503 {
 504     ULONG refcount;
 505
 506     TRACE("texture %p, swapchain %p.\n", texture, texture->swapchain);
 507
 508     if (texture->swapchain)
 509         return wined3d_swapchain_decref(texture->swapchain);
 510
 511     refcount = InterlockedDecrement(&texture->resource.ref);
 512     TRACE("%p decreasing refcount to %u.\n", texture, refcount);
 513
 514     if (!refcount)
 515     {
 516         wined3d_texture_cleanup(texture);
 517         texture->resource.parent_ops->wined3d_object_destroyed(texture->resource.parent);
 518         HeapFree(GetProcessHeap(), 0, texture);
 519     }
 520
 521     return refcount;
 522 }
 523
 524 struct wined3d_resource * CDECL wined3d_texture_get_resource(struct wined3d_texture *texture)
 525 {
 526     TRACE("texture %p.\n", texture);
 527
 528     return &texture->resource;
 529 }
 530
 531 /* Context activation is done by the caller */
 532 void wined3d_texture_load(struct wined3d_texture *texture,
 533         struct wined3d_context *context, BOOL srgb)
 534 {
 535     UINT sub_count = texture->level_count * texture->layer_count;
 536     const struct wined3d_gl_info *gl_info = context->gl_info;
 537     DWORD flag;
 538     UINT i;
 539
 540     TRACE("texture %p, srgb %#x.\n", texture, srgb);
 541
 542     if (gl_info->supported[EXT_TEXTURE_SRGB_DECODE])
 543         srgb = FALSE;
 544
 545     if (srgb)
 546         flag = WINED3D_TEXTURE_SRGB_VALID;
 547     else
 548         flag = WINED3D_TEXTURE_RGB_VALID;
 549
 550     if (texture->flags & flag)
 551     {
 552         TRACE("Texture %p not dirty, nothing to do.\n", texture);
 553         return;
 554     }
 555
 556     /* Reload the surfaces if the texture is marked dirty. */
 557     for (i = 0; i < sub_count; ++i)
 558     {
 559         texture->texture_ops->texture_sub_resource_load(texture->sub_resources[i], context, srgb);
 560     }
 561     texture->flags |= flag;
 562 }
 563
 564 void CDECL wined3d_texture_preload(struct wined3d_texture *texture)
 565 {
 566     struct wined3d_context *context;
 567     context = context_acquire(texture->resource.device, NULL);
 568     wined3d_texture_load(texture, context, texture->flags & WINED3D_TEXTURE_IS_SRGB);
 569     context_release(context);
 570 }
 571
 572 void * CDECL wined3d_texture_get_parent(const struct wined3d_texture *texture)
 573 {
 574     TRACE("texture %p.\n", texture);
 575
 576     return texture->resource.parent;
 577 }
 578
 579 DWORD CDECL wined3d_texture_set_lod(struct wined3d_texture *texture, DWORD lod)
 580 {
 581     DWORD old = texture->lod;
 582
 583     TRACE("texture %p, lod %u.\n", texture, lod);
 584
 585     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 586      * textures. The call always returns 0, and GetLOD always returns 0. */
 587     if (texture->resource.pool != WINED3D_POOL_MANAGED)
 588     {
 589         TRACE("Ignoring SetLOD on %s texture, returning 0.\n", debug_d3dpool(texture->resource.pool));
 590         return 0;
 591     }
 592
 593     if (lod >= texture->level_count)
 594         lod = texture->level_count - 1;
 595
 596     if (texture->lod != lod)
 597     {
 598         texture->lod = lod;
 599
 600         texture->texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 601         texture->texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 602         if (texture->resource.bind_count)
 603             device_invalidate_state(texture->resource.device, STATE_SAMPLER(texture->sampler));
 604     }
 605
 606     return old;
 607 }
 608
 609 DWORD CDECL wined3d_texture_get_lod(const struct wined3d_texture *texture)
 610 {
 611     TRACE("texture %p, returning %u.\n", texture, texture->lod);
 612
 613     return texture->lod;
 614 }
 615
 616 DWORD CDECL wined3d_texture_get_level_count(const struct wined3d_texture *texture)
 617 {
 618     TRACE("texture %p, returning %u.\n", texture, texture->level_count);
 619
 620     return texture->level_count;
 621 }
 622
 623 HRESULT CDECL wined3d_texture_set_autogen_filter_type(struct wined3d_texture *texture,
 624         enum wined3d_texture_filter_type filter_type)
 625 {
 626     FIXME("texture %p, filter_type %s stub!\n", texture, debug_d3dtexturefiltertype(filter_type));
 627
 628     if (!(texture->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP))
 629     {
 630         WARN("Texture doesn't have AUTOGENMIPMAP usage.\n");
 631         return WINED3DERR_INVALIDCALL;
 632     }
 633
 634     texture->filter_type = filter_type;
 635
 636     return WINED3D_OK;
 637 }
 638
 639 enum wined3d_texture_filter_type CDECL wined3d_texture_get_autogen_filter_type(const struct wined3d_texture *texture)
 640 {
 641     TRACE("texture %p.\n", texture);
 642
 643     return texture->filter_type;
 644 }
 645
 646 HRESULT CDECL wined3d_texture_set_color_key(struct wined3d_texture *texture,
 647         DWORD flags, const struct wined3d_color_key *color_key)
 648 {
 649     TRACE("texture %p, flags %#x, color_key %p.\n", texture, flags, color_key);
 650
 651     if (flags & WINEDDCKEY_COLORSPACE)
 652     {
 653         FIXME("Unhandled flags %#x.\n", flags);
 654         return WINED3DERR_INVALIDCALL;
 655     }
 656
 657     if (color_key)
 658     {
 659         switch (flags & ~WINEDDCKEY_COLORSPACE)
 660         {
 661             case WINEDDCKEY_DESTBLT:
 662                 texture->dst_blt_color_key = *color_key;
 663                 texture->color_key_flags |= WINEDDSD_CKDESTBLT;
 664                 break;
 665
 666             case WINEDDCKEY_DESTOVERLAY:
 667                 texture->dst_overlay_color_key = *color_key;
 668                 texture->color_key_flags |= WINEDDSD_CKDESTOVERLAY;
 669                 break;
 670
 671             case WINEDDCKEY_SRCOVERLAY:
 672                 texture->src_overlay_color_key = *color_key;
 673                 texture->color_key_flags |= WINEDDSD_CKSRCOVERLAY;
 674                 break;
 675
 676             case WINEDDCKEY_SRCBLT:
 677                 texture->src_blt_color_key = *color_key;
 678                 texture->color_key_flags |= WINEDDSD_CKSRCBLT;
 679                 break;
 680         }
 681     }
 682     else
 683     {
 684         switch (flags & ~WINEDDCKEY_COLORSPACE)
 685         {
 686             case WINEDDCKEY_DESTBLT:
 687                 texture->color_key_flags &= ~WINEDDSD_CKDESTBLT;
 688                 break;
 689
 690             case WINEDDCKEY_DESTOVERLAY:
 691                 texture->color_key_flags &= ~WINEDDSD_CKDESTOVERLAY;
 692                 break;
 693
 694             case WINEDDCKEY_SRCOVERLAY:
 695                 texture->color_key_flags &= ~WINEDDSD_CKSRCOVERLAY;
 696                 break;
 697
 698             case WINEDDCKEY_SRCBLT:
 699                 texture->color_key_flags &= ~WINEDDSD_CKSRCBLT;
 700                 break;
 701         }
 702     }
 703
 704     return WINED3D_OK;
 705 }
 706
 707 HRESULT CDECL wined3d_texture_update_desc(struct wined3d_texture *texture, UINT width, UINT height,
 708         enum wined3d_format_id format_id, enum wined3d_multisample_type multisample_type,
 709         UINT multisample_quality, void *mem, UINT pitch)
 710 {
 711     struct wined3d_device *device = texture->resource.device;
 712     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 713     const struct wined3d_format *format = wined3d_get_format(gl_info, format_id);
 714     UINT resource_size = wined3d_format_calculate_size(format, device->surface_alignment, width, height, 1);
 715     struct wined3d_surface *surface;
 716
 717     TRACE("texture %p, width %u, height %u, format %s, multisample_type %#x, multisample_quality %u, "
 718             "mem %p, pitch %u.\n",
 719             texture, width, height, debug_d3dformat(format_id), multisample_type, multisample_type, mem, pitch);
 720
 721     if (!resource_size)
 722         return WINED3DERR_INVALIDCALL;
 723
 724     if (texture->level_count * texture->layer_count > 1)
 725     {
 726         WARN("Texture has multiple sub-resources, not supported.\n");
 727         return WINED3DERR_INVALIDCALL;
 728     }
 729
 730     if (texture->resource.type == WINED3D_RTYPE_VOLUME_TEXTURE)
 731     {
 732         WARN("Not supported on volume textures.\n");
 733         return WINED3DERR_INVALIDCALL;
 734     }
 735
 736     surface = surface_from_resource(texture->sub_resources[0]);
 737     if (surface->resource.map_count || (surface->flags & SFLAG_DCINUSE))
 738     {
 739         WARN("Surface is mapped or the DC is in use.\n");
 740         return WINED3DERR_INVALIDCALL;
 741     }
 742
 743     if (device->d3d_initialized)
 744         texture->resource.resource_ops->resource_unload(&texture->resource);
 745
 746     texture->resource.format = format;
 747     texture->resource.multisample_type = multisample_type;
 748     texture->resource.multisample_quality = multisample_quality;
 749     texture->resource.width = width;
 750     texture->resource.height = height;
 751
 752     return wined3d_surface_update_desc(surface, gl_info, mem, pitch);
 753 }
 754
 755 void wined3d_texture_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
 756 {
 757     DWORD alloc_flag = srgb ? WINED3D_TEXTURE_SRGB_ALLOCATED : WINED3D_TEXTURE_RGB_ALLOCATED;
 758
 759     if (texture->flags & alloc_flag)
 760         return;
 761
 762     texture->texture_ops->texture_prepare_texture(texture, context, srgb);
 763     texture->flags |= alloc_flag;
 764 }
 765
 766 void wined3d_texture_force_reload(struct wined3d_texture *texture)
 767 {
 768     unsigned int sub_count = texture->level_count * texture->layer_count;
 769     unsigned int i;
 770
 771     texture->flags &= ~(WINED3D_TEXTURE_RGB_ALLOCATED | WINED3D_TEXTURE_SRGB_ALLOCATED | WINED3D_TEXTURE_CONVERTED);
 772     for (i = 0; i < sub_count; ++i)
 773     {
 774         texture->texture_ops->texture_sub_resource_invalidate_location(texture->sub_resources[i],
 775                 WINED3D_LOCATION_TEXTURE_RGB | WINED3D_LOCATION_TEXTURE_SRGB);
 776     }
 777 }
 778
 779 void CDECL wined3d_texture_generate_mipmaps(struct wined3d_texture *texture)
 780 {
 781     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 782     FIXME("texture %p stub!\n", texture);
 783 }
 784
 785 struct wined3d_resource * CDECL wined3d_texture_get_sub_resource(struct wined3d_texture *texture,
 786         UINT sub_resource_idx)
 787 {
 788     UINT sub_count = texture->level_count * texture->layer_count;
 789
 790     TRACE("texture %p, sub_resource_idx %u.\n", texture, sub_resource_idx);
 791
 792     if (sub_resource_idx >= sub_count)
 793     {
 794         WARN("sub_resource_idx %u >= sub_count %u.\n", sub_resource_idx, sub_count);
 795         return NULL;
 796     }
 797
 798     return texture->sub_resources[sub_resource_idx];
 799 }
 800
 801 HRESULT CDECL wined3d_texture_add_dirty_region(struct wined3d_texture *texture,
 802         UINT layer, const struct wined3d_box *dirty_region)
 803 {
 804     struct wined3d_resource *sub_resource;
 805
 806     TRACE("texture %p, layer %u, dirty_region %p.\n", texture, layer, dirty_region);
 807
 808     if (!(sub_resource = wined3d_texture_get_sub_resource(texture, layer * texture->level_count)))
 809     {
 810         WARN("Failed to get sub-resource.\n");
 811         return WINED3DERR_INVALIDCALL;
 812     }
 813
 814     texture->texture_ops->texture_sub_resource_add_dirty_region(sub_resource, dirty_region);
 815
 816     return WINED3D_OK;
 817 }
 818
 819 static void texture2d_sub_resource_load(struct wined3d_resource *sub_resource,
 820         struct wined3d_context *context, BOOL srgb)
 821 {
 822     surface_load(surface_from_resource(sub_resource), srgb);
 823 }
 824
 825 static void texture2d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
 826         const struct wined3d_box *dirty_region)
 827 {
 828     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 829
 830     surface_prepare_map_memory(surface);
 831     surface_load_location(surface, surface->resource.map_binding);
 832     surface_invalidate_location(surface, ~surface->resource.map_binding);
 833 }
 834
 835 static void texture2d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
 836 {
 837     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 838
 839     wined3d_surface_destroy(surface);
 840 }
 841
 842 static void texture2d_sub_resource_invalidate_location(struct wined3d_resource *sub_resource, DWORD location)
 843 {
 844     struct wined3d_surface *surface = surface_from_resource(sub_resource);
 845
 846     surface_invalidate_location(surface, location);
 847 }
 848
 849 /* Context activation is done by the caller. */
 850 static void texture2d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
 851 {
 852     UINT sub_count = texture->level_count * texture->layer_count;
 853     const struct wined3d_format *format = texture->resource.format;
 854     const struct wined3d_gl_info *gl_info = context->gl_info;
 855     const struct wined3d_color_key_conversion *conversion;
 856     GLenum internal;
 857     UINT i;
 858
 859     TRACE("texture %p, format %s.\n", texture, debug_d3dformat(format->id));
 860
 861     if (format->convert)
 862     {
 863         texture->flags |= WINED3D_TEXTURE_CONVERTED;
 864     }
 865     else if ((conversion = wined3d_format_get_color_key_conversion(texture, TRUE)))
 866     {
 867         texture->flags |= WINED3D_TEXTURE_CONVERTED;
 868         format = wined3d_get_format(gl_info, conversion->dst_format);
 869         TRACE("Using format %s for color key conversion.\n", debug_d3dformat(format->id));
 870     }
 871
 872     wined3d_texture_bind_and_dirtify(texture, context, srgb);
 873
 874     if (srgb)
 875         internal = format->glGammaInternal;
 876     else if (texture->resource.usage & WINED3DUSAGE_RENDERTARGET
 877             && wined3d_resource_is_offscreen(&texture->resource))
 878         internal = format->rtInternal;
 879     else
 880         internal = format->glInternal;
 881
 882     if (!internal)
 883         FIXME("No GL internal format for format %s.\n", debug_d3dformat(format->id));
 884
 885     TRACE("internal %#x, format %#x, type %#x.\n", internal, format->glFormat, format->glType);
 886
 887     for (i = 0; i < sub_count; ++i)
 888     {
 889         struct wined3d_surface *surface = surface_from_resource(texture->sub_resources[i]);
 890         GLsizei height = surface->pow2Height;
 891         GLsizei width = surface->pow2Width;
 892         const BYTE *mem = NULL;
 893
 894         if (format->flags & WINED3DFMT_FLAG_HEIGHT_SCALE)
 895         {
 896             height *= format->height_scale.numerator;
 897             height /= format->height_scale.denominator;
 898         }
 899
 900         TRACE("surface %p, target %#x, level %d, width %d, height %d.\n",
 901                 surface, surface->texture_target, surface->texture_level, width, height);
 902
 903         if (gl_info->supported[APPLE_CLIENT_STORAGE])
 904         {
 905             if (surface->flags & (SFLAG_NONPOW2 | SFLAG_DIBSECTION)
 906                     || texture->flags & WINED3D_TEXTURE_CONVERTED
 907                     || !surface->resource.heap_memory)
 908             {
 909                 /* In some cases we want to disable client storage.
 910                  * SFLAG_NONPOW2 has a bigger opengl texture than the client memory, and different pitches
 911                  * SFLAG_DIBSECTION: Dibsections may have read / write protections on the memory. Avoid issues...
 912                  * WINED3D_TEXTURE_CONVERTED: The conversion destination memory is freed after loading the surface
 913                  * heap_memory == NULL: Not defined in the extension. Seems to disable client storage effectively
 914                  */
 915                 surface->flags &= ~SFLAG_CLIENT;
 916             }
 917             else
 918             {
 919                 surface->flags |= SFLAG_CLIENT;
 920                 mem = surface->resource.heap_memory;
 921
 922                 gl_info->gl_ops.gl.p_glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE);
 923                 checkGLcall("glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE)");
 924             }
 925         }
 926
 927         if (format->flags & WINED3DFMT_FLAG_COMPRESSED && mem)
 928         {
 929             GL_EXTCALL(glCompressedTexImage2DARB(surface->texture_target, surface->texture_level,
 930                     internal, width, height, 0, surface->resource.size, mem));
 931             checkGLcall("glCompressedTexImage2DARB");
 932         }
 933         else
 934         {
 935             gl_info->gl_ops.gl.p_glTexImage2D(surface->texture_target, surface->texture_level,
 936                     internal, width, height, 0, format->glFormat, format->glType, mem);
 937             checkGLcall("glTexImage2D");
 938         }
 939
 940         if (mem)
 941         {
 942             gl_info->gl_ops.gl.p_glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_FALSE);
 943             checkGLcall("glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_FALSE)");
 944         }
 945     }
 946 }
 947
 948 static const struct wined3d_texture_ops texture2d_ops =
 949 {
 950     texture2d_sub_resource_load,
 951     texture2d_sub_resource_add_dirty_region,
 952     texture2d_sub_resource_cleanup,
 953     texture2d_sub_resource_invalidate_location,
 954     texture2d_prepare_texture,
 955 };
 956
 957 static ULONG texture_resource_incref(struct wined3d_resource *resource)
 958 {
 959     return wined3d_texture_incref(wined3d_texture_from_resource(resource));
 960 }
 961
 962 static ULONG texture_resource_decref(struct wined3d_resource *resource)
 963 {
 964     return wined3d_texture_decref(wined3d_texture_from_resource(resource));
 965 }
 966
 967 static void wined3d_texture_unload(struct wined3d_resource *resource)
 968 {
 969     struct wined3d_texture *texture = wined3d_texture_from_resource(resource);
 970     UINT sub_count = texture->level_count * texture->layer_count;
 971     UINT i;
 972
 973     TRACE("texture %p.\n", texture);
 974
 975     for (i = 0; i < sub_count; ++i)
 976     {
 977         struct wined3d_resource *sub_resource = texture->sub_resources[i];
 978
 979         sub_resource->resource_ops->resource_unload(sub_resource);
 980     }
 981
 982     wined3d_texture_force_reload(texture);
 983     wined3d_texture_unload_gl_texture(texture);
 984 }
 985
 986 static const struct wined3d_resource_ops texture_resource_ops =
 987 {
 988     texture_resource_incref,
 989     texture_resource_decref,
 990     wined3d_texture_unload,
 991 };
 992
 993 static HRESULT cubetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
 994         UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
 995         const struct wined3d_parent_ops *parent_ops)
 996 {
 997     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
 998     struct wined3d_resource_desc surface_desc;
 999     unsigned int i, j;
1000     HRESULT hr;
1001
1002     /* TODO: It should only be possible to create textures for formats
1003      * that are reported as supported. */
1004     if (WINED3DFMT_UNKNOWN >= desc->format)
1005     {
1006         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1007         return WINED3DERR_INVALIDCALL;
1008     }
1009
1010     if (!gl_info->supported[ARB_TEXTURE_CUBE_MAP] && desc->pool != WINED3D_POOL_SCRATCH)
1011     {
1012         WARN("(%p) : Tried to create not supported cube texture.\n", texture);
1013         return WINED3DERR_INVALIDCALL;
1014     }
1015
1016     /* Calculate levels for mip mapping */
1017     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1018     {
1019         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1020         {
1021             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1022             return WINED3DERR_INVALIDCALL;
1023         }
1024
1025         if (levels > 1)
1026         {
1027             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
1028             return WINED3DERR_INVALIDCALL;
1029         }
1030
1031         levels = 1;
1032     }
1033     else if (!levels)
1034     {
1035         levels = wined3d_log2i(desc->width) + 1;
1036         TRACE("Calculated levels = %u.\n", levels);
1037     }
1038
1039     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
1040     {
1041         UINT pow2_edge_length = 1;
1042         while (pow2_edge_length < desc->width)
1043             pow2_edge_length <<= 1;
1044
1045         if (desc->width != pow2_edge_length)
1046         {
1047             if (desc->pool == WINED3D_POOL_SCRATCH)
1048             {
1049                 /* SCRATCH textures cannot be used for texturing */
1050                 WARN("Creating a scratch NPOT cube texture despite lack of HW support.\n");
1051             }
1052             else
1053             {
1054                 WARN("Attempted to create a NPOT cube texture (edge length %u) without GL support.\n", desc->width);
1055                 return WINED3DERR_INVALIDCALL;
1056             }
1057         }
1058     }
1059
1060     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 6, levels, desc,
1061             surface_flags, device, parent, parent_ops, &texture_resource_ops)))
1062     {
1063         WARN("Failed to initialize texture, returning %#x\n", hr);
1064         return hr;
1065     }
1066
1067     texture->pow2_matrix[0] = 1.0f;
1068     texture->pow2_matrix[5] = 1.0f;
1069     texture->pow2_matrix[10] = 1.0f;
1070     texture->pow2_matrix[15] = 1.0f;
1071     texture->target = GL_TEXTURE_CUBE_MAP_ARB;
1072
1073     /* Generate all the surfaces. */
1074     surface_desc = *desc;
1075     surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
1076     for (i = 0; i < texture->level_count; ++i)
1077     {
1078         /* Create the 6 faces. */
1079         for (j = 0; j < 6; ++j)
1080         {
1081             static const GLenum cube_targets[6] =
1082             {
1083                 GL_TEXTURE_CUBE_MAP_POSITIVE_X_ARB,
1084                 GL_TEXTURE_CUBE_MAP_NEGATIVE_X_ARB,
1085                 GL_TEXTURE_CUBE_MAP_POSITIVE_Y_ARB,
1086                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_ARB,
1087                 GL_TEXTURE_CUBE_MAP_POSITIVE_Z_ARB,
1088                 GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_ARB,
1089             };
1090             UINT idx = j * texture->level_count + i;
1091             struct wined3d_surface *surface;
1092
1093             if (FAILED(hr = wined3d_surface_create(texture, &surface_desc,
1094                     cube_targets[j], i, j, surface_flags, &surface)))
1095             {
1096                 WARN("Failed to create surface, hr %#x.\n", hr);
1097                 wined3d_texture_cleanup(texture);
1098                 return hr;
1099             }
1100
1101             texture->sub_resources[idx] = &surface->resource;
1102             TRACE("Created surface level %u @ %p.\n", i, surface);
1103         }
1104         surface_desc.width = max(1, surface_desc.width >> 1);
1105         surface_desc.height = surface_desc.width;
1106     }
1107
1108     return WINED3D_OK;
1109 }
1110
1111 static HRESULT texture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
1112         UINT levels, DWORD surface_flags, struct wined3d_device *device, void *parent,
1113         const struct wined3d_parent_ops *parent_ops)
1114 {
1115     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1116     struct wined3d_resource_desc surface_desc;
1117     UINT pow2_width, pow2_height;
1118     unsigned int i;
1119     HRESULT hr;
1120
1121     /* TODO: It should only be possible to create textures for formats
1122      * that are reported as supported. */
1123     if (WINED3DFMT_UNKNOWN >= desc->format)
1124     {
1125         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1126         return WINED3DERR_INVALIDCALL;
1127     }
1128
1129     /* Non-power2 support. */
1130     if (gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
1131     {
1132         pow2_width = desc->width;
1133         pow2_height = desc->height;
1134     }
1135     else
1136     {
1137         /* Find the nearest pow2 match. */
1138         pow2_width = pow2_height = 1;
1139         while (pow2_width < desc->width)
1140             pow2_width <<= 1;
1141         while (pow2_height < desc->height)
1142             pow2_height <<= 1;
1143
1144         if (pow2_width != desc->width || pow2_height != desc->height)
1145         {
1146             /* levels == 0 returns an error as well */
1147             if (levels != 1)
1148             {
1149                 if (desc->pool == WINED3D_POOL_SCRATCH)
1150                 {
1151                     WARN("Creating a scratch mipmapped NPOT texture despite lack of HW support.\n");
1152                 }
1153                 else
1154                 {
1155                     WARN("Attempted to create a mipmapped NPOT texture without unconditional NPOT support.\n");
1156                     return WINED3DERR_INVALIDCALL;
1157                 }
1158             }
1159         }
1160     }
1161
1162     /* Calculate levels for mip mapping. */
1163     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1164     {
1165         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1166         {
1167             WARN("No mipmap generation support, returning WINED3DERR_INVALIDCALL.\n");
1168             return WINED3DERR_INVALIDCALL;
1169         }
1170
1171         if (levels > 1)
1172         {
1173             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning WINED3DERR_INVALIDCALL.\n");
1174             return WINED3DERR_INVALIDCALL;
1175         }
1176
1177         levels = 1;
1178     }
1179     else if (!levels)
1180     {
1181         levels = wined3d_log2i(max(desc->width, desc->height)) + 1;
1182         TRACE("Calculated levels = %u.\n", levels);
1183     }
1184
1185     if (FAILED(hr = wined3d_texture_init(texture, &texture2d_ops, 1, levels, desc,
1186             surface_flags, device, parent, parent_ops, &texture_resource_ops)))
1187     {
1188         WARN("Failed to initialize texture, returning %#x.\n", hr);
1189         return hr;
1190     }
1191
1192     /* Precalculated scaling for 'faked' non power of two texture coords. */
1193     if (gl_info->supported[WINED3D_GL_NORMALIZED_TEXRECT]
1194             && (desc->width != pow2_width || desc->height != pow2_height))
1195     {
1196         texture->pow2_matrix[0] = 1.0f;
1197         texture->pow2_matrix[5] = 1.0f;
1198         texture->pow2_matrix[10] = 1.0f;
1199         texture->pow2_matrix[15] = 1.0f;
1200         texture->target = GL_TEXTURE_2D;
1201         texture->flags |= WINED3D_TEXTURE_COND_NP2;
1202         texture->min_mip_lookup = minMipLookup_noFilter;
1203     }
1204     else if (gl_info->supported[ARB_TEXTURE_RECTANGLE]
1205             && (desc->width != pow2_width || desc->height != pow2_height))
1206     {
1207         texture->pow2_matrix[0] = (float)desc->width;
1208         texture->pow2_matrix[5] = (float)desc->height;
1209         texture->pow2_matrix[10] = 1.0f;
1210         texture->pow2_matrix[15] = 1.0f;
1211         texture->target = GL_TEXTURE_RECTANGLE_ARB;
1212         texture->flags |= WINED3D_TEXTURE_COND_NP2;
1213         texture->flags &= ~(WINED3D_TEXTURE_POW2_MAT_IDENT | WINED3D_TEXTURE_NORMALIZED_COORDS);
1214
1215         if (texture->resource.format->flags & WINED3DFMT_FLAG_FILTERING)
1216             texture->min_mip_lookup = minMipLookup_noMip;
1217         else
1218             texture->min_mip_lookup = minMipLookup_noFilter;
1219     }
1220     else
1221     {
1222         if ((desc->width != pow2_width) || (desc->height != pow2_height))
1223         {
1224             texture->pow2_matrix[0] = (((float)desc->width) / ((float)pow2_width));
1225             texture->pow2_matrix[5] = (((float)desc->height) / ((float)pow2_height));
1226             texture->flags &= ~WINED3D_TEXTURE_POW2_MAT_IDENT;
1227         }
1228         else
1229         {
1230             texture->pow2_matrix[0] = 1.0f;
1231             texture->pow2_matrix[5] = 1.0f;
1232         }
1233
1234         texture->pow2_matrix[10] = 1.0f;
1235         texture->pow2_matrix[15] = 1.0f;
1236         texture->target = GL_TEXTURE_2D;
1237     }
1238     TRACE("xf(%f) yf(%f)\n", texture->pow2_matrix[0], texture->pow2_matrix[5]);
1239
1240     /* Generate all the surfaces. */
1241     surface_desc = *desc;
1242     surface_desc.resource_type = WINED3D_RTYPE_SURFACE;
1243     for (i = 0; i < texture->level_count; ++i)
1244     {
1245         struct wined3d_surface *surface;
1246
1247         if (FAILED(hr = wined3d_surface_create(texture, &surface_desc,
1248                 texture->target, i, 0, surface_flags, &surface)))
1249         {
1250             WARN("Failed to create surface, hr %#x.\n", hr);
1251             wined3d_texture_cleanup(texture);
1252             return hr;
1253         }
1254
1255         texture->sub_resources[i] = &surface->resource;
1256         TRACE("Created surface level %u @ %p.\n", i, surface);
1257         /* Calculate the next mipmap level. */
1258         surface_desc.width = max(1, surface_desc.width >> 1);
1259         surface_desc.height = max(1, surface_desc.height >> 1);
1260     }
1261
1262     return WINED3D_OK;
1263 }
1264
1265 static void texture3d_sub_resource_load(struct wined3d_resource *sub_resource,
1266         struct wined3d_context *context, BOOL srgb)
1267 {
1268     wined3d_volume_load(volume_from_resource(sub_resource), context, srgb);
1269 }
1270
1271 static void texture3d_sub_resource_add_dirty_region(struct wined3d_resource *sub_resource,
1272         const struct wined3d_box *dirty_region)
1273 {
1274     wined3d_texture_set_dirty(volume_from_resource(sub_resource)->container);
1275 }
1276
1277 static void texture3d_sub_resource_cleanup(struct wined3d_resource *sub_resource)
1278 {
1279     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1280
1281     wined3d_volume_destroy(volume);
1282 }
1283
1284 static void texture3d_sub_resource_invalidate_location(struct wined3d_resource *sub_resource, DWORD location)
1285 {
1286     struct wined3d_volume *volume = volume_from_resource(sub_resource);
1287
1288     wined3d_volume_invalidate_location(volume, location);
1289 }
1290
1291 static void texture3d_prepare_texture(struct wined3d_texture *texture, struct wined3d_context *context, BOOL srgb)
1292 {
1293     unsigned int sub_count = texture->level_count * texture->layer_count;
1294     const struct wined3d_format *format = texture->resource.format;
1295     const struct wined3d_gl_info *gl_info = context->gl_info;
1296     unsigned int i;
1297
1298     wined3d_texture_bind_and_dirtify(texture, context, srgb);
1299
1300     for (i = 0; i < sub_count; ++i)
1301     {
1302         struct wined3d_volume *volume = volume_from_resource(texture->sub_resources[i]);
1303         void *mem = NULL;
1304
1305         if (gl_info->supported[APPLE_CLIENT_STORAGE] && !format->convert
1306                 && volume_prepare_system_memory(volume))
1307         {
1308             TRACE("Enabling GL_UNPACK_CLIENT_STORAGE_APPLE for volume %p\n", volume);
1309             gl_info->gl_ops.gl.p_glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE);
1310             checkGLcall("glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_TRUE)");
1311             mem = volume->resource.heap_memory;
1312             volume->flags |= WINED3D_VFLAG_CLIENT_STORAGE;
1313         }
1314
1315         GL_EXTCALL(glTexImage3DEXT(GL_TEXTURE_3D, volume->texture_level,
1316                 srgb ? format->glGammaInternal : format->glInternal,
1317                 volume->resource.width, volume->resource.height, volume->resource.depth,
1318                 0, format->glFormat, format->glType, mem));
1319         checkGLcall("glTexImage3D");
1320
1321         if (mem)
1322         {
1323             gl_info->gl_ops.gl.p_glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_FALSE);
1324             checkGLcall("glPixelStorei(GL_UNPACK_CLIENT_STORAGE_APPLE, GL_FALSE)");
1325         }
1326     }
1327 }
1328
1329 static const struct wined3d_texture_ops texture3d_ops =
1330 {
1331     texture3d_sub_resource_load,
1332     texture3d_sub_resource_add_dirty_region,
1333     texture3d_sub_resource_cleanup,
1334     texture3d_sub_resource_invalidate_location,
1335     texture3d_prepare_texture,
1336 };
1337
1338 static HRESULT volumetexture_init(struct wined3d_texture *texture, const struct wined3d_resource_desc *desc,
1339         UINT levels, struct wined3d_device *device, void *parent, const struct wined3d_parent_ops *parent_ops)
1340 {
1341     const struct wined3d_gl_info *gl_info = &device->adapter->gl_info;
1342     struct wined3d_resource_desc volume_desc;
1343     unsigned int i;
1344     HRESULT hr;
1345
1346     /* TODO: It should only be possible to create textures for formats
1347      * that are reported as supported. */
1348     if (WINED3DFMT_UNKNOWN >= desc->format)
1349     {
1350         WARN("(%p) : Texture cannot be created with a format of WINED3DFMT_UNKNOWN.\n", texture);
1351         return WINED3DERR_INVALIDCALL;
1352     }
1353
1354     if (!gl_info->supported[EXT_TEXTURE3D])
1355     {
1356         WARN("(%p) : Texture cannot be created - no volume texture support.\n", texture);
1357         return WINED3DERR_INVALIDCALL;
1358     }
1359
1360     /* Calculate levels for mip mapping. */
1361     if (desc->usage & WINED3DUSAGE_AUTOGENMIPMAP)
1362     {
1363         if (!gl_info->supported[SGIS_GENERATE_MIPMAP])
1364         {
1365             WARN("No mipmap generation support, returning D3DERR_INVALIDCALL.\n");
1366             return WINED3DERR_INVALIDCALL;
1367         }
1368
1369         if (levels > 1)
1370         {
1371             WARN("D3DUSAGE_AUTOGENMIPMAP is set, and level count > 1, returning D3DERR_INVALIDCALL.\n");
1372             return WINED3DERR_INVALIDCALL;
1373         }
1374
1375         levels = 1;
1376     }
1377     else if (!levels)
1378     {
1379         levels = wined3d_log2i(max(max(desc->width, desc->height), desc->depth)) + 1;
1380         TRACE("Calculated levels = %u.\n", levels);
1381     }
1382
1383     if (!gl_info->supported[ARB_TEXTURE_NON_POWER_OF_TWO])
1384     {
1385         UINT pow2_w, pow2_h, pow2_d;
1386         pow2_w = 1;
1387         while (pow2_w < desc->width)
1388             pow2_w <<= 1;
1389         pow2_h = 1;
1390         while (pow2_h < desc->height)
1391             pow2_h <<= 1;
1392         pow2_d = 1;
1393         while (pow2_d < desc->depth)
1394             pow2_d <<= 1;
1395
1396         if (pow2_w != desc->width || pow2_h != desc->height || pow2_d != desc->depth)
1397         {
1398             if (desc->pool == WINED3D_POOL_SCRATCH)
1399             {
1400                 WARN("Creating a scratch NPOT volume texture despite lack of HW support.\n");
1401             }
1402             else
1403             {
1404                 WARN("Attempted to create a NPOT volume texture (%u, %u, %u) without GL support.\n",
1405                         desc->width, desc->height, desc->depth);
1406                 return WINED3DERR_INVALIDCALL;
1407             }
1408         }
1409     }
1410
1411     if (FAILED(hr = wined3d_texture_init(texture, &texture3d_ops, 1, levels, desc,
1412             0, device, parent, parent_ops, &texture_resource_ops)))
1413     {
1414         WARN("Failed to initialize texture, returning %#x.\n", hr);
1415         return hr;
1416     }
1417
1418     texture->pow2_matrix[0] = 1.0f;
1419     texture->pow2_matrix[5] = 1.0f;
1420     texture->pow2_matrix[10] = 1.0f;
1421     texture->pow2_matrix[15] = 1.0f;
1422     texture->target = GL_TEXTURE_3D;
1423
1424     /* Generate all the surfaces. */
1425     volume_desc = *desc;
1426     volume_desc.resource_type = WINED3D_RTYPE_VOLUME;
1427     for (i = 0; i < texture->level_count; ++i)
1428     {
1429         struct wined3d_volume *volume;
1430
1431         if (FAILED(hr = wined3d_volume_create(texture, &volume_desc, i, &volume)))
1432         {
1433             ERR("Creating a volume for the volume texture failed, hr %#x.\n", hr);
1434             wined3d_texture_cleanup(texture);
1435             return hr;
1436         }
1437
1438         texture->sub_resources[i] = &volume->resource;
1439
1440         /* Calculate the next mipmap level. */
1441         volume_desc.width = max(1, volume_desc.width >> 1);
1442         volume_desc.height = max(1, volume_desc.height >> 1);
1443         volume_desc.depth = max(1, volume_desc.depth >> 1);
1444     }
1445
1446     return WINED3D_OK;
1447 }
1448
1449 HRESULT CDECL wined3d_texture_create(struct wined3d_device *device, const struct wined3d_resource_desc *desc,
1450         UINT level_count, DWORD surface_flags, void *parent, const struct wined3d_parent_ops *parent_ops,
1451         struct wined3d_texture **texture)
1452 {
1453     struct wined3d_texture *object;
1454     HRESULT hr;
1455
1456     TRACE("device %p, desc %p, level_count %u, surface_flags %#x, parent %p, parent_ops %p, texture %p.\n",
1457             device, desc, level_count, surface_flags, parent, parent_ops, texture);
1458
1459     if (!(object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object))))
1460         return E_OUTOFMEMORY;
1461
1462     switch (desc->resource_type)
1463     {
1464         case WINED3D_RTYPE_TEXTURE:
1465             hr = texture_init(object, desc, level_count, surface_flags, device, parent, parent_ops);
1466             break;
1467
1468         case WINED3D_RTYPE_VOLUME_TEXTURE:
1469             hr = volumetexture_init(object, desc, level_count, device, parent, parent_ops);
1470             break;
1471
1472         case WINED3D_RTYPE_CUBE_TEXTURE:
1473             hr = cubetexture_init(object, desc, level_count, surface_flags, device, parent, parent_ops);
1474             break;
1475
1476         default:
1477             ERR("Invalid resource type %s.\n", debug_d3dresourcetype(desc->resource_type));
1478             hr = WINED3DERR_INVALIDCALL;
1479             break;
1480     }
1481
1482     if (FAILED(hr))
1483     {
1484         WARN("Failed to initialize texture, returning %#x.\n", hr);
1485         HeapFree(GetProcessHeap(), 0, object);
1486         return hr;
1487     }
1488
1489     TRACE("Created texture %p.\n", object);
1490     *texture = object;
1491
1492     return WINED3D_OK;
1493 }