dlls/wined3d/basetexture.c

   1 /*
   2  * IWineD3DBaseTexture Implementation
   3  *
   4  * Copyright 2002-2004 Jason Edmeades
   5  * Copyright 2002-2004 Raphael Junqueira
   6  * Copyright 2005 Oliver Stieber
   7  * Copyright 2007-2008 Stefan Dösinger for CodeWeavers
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include "config.h"
  25 #include "wined3d_private.h"
  26
  27 WINE_DEFAULT_DEBUG_CHANNEL(d3d_texture);
  28 #define GLINFO_LOCATION This->resource.wineD3DDevice->adapter->gl_info
  29
  30 HRESULT basetexture_init(IWineD3DBaseTextureImpl *texture, UINT levels, WINED3DRESOURCETYPE resource_type,
  31         IWineD3DDeviceImpl *device, UINT size, DWORD usage, const struct GlPixelFormatDesc *format_desc,
  32         WINED3DPOOL pool, IUnknown *parent)
  33 {
  34     HRESULT hr;
  35
  36     hr = resource_init((IWineD3DResource *)texture, resource_type, device, size, usage, format_desc, pool, parent);
  37     if (FAILED(hr))
  38     {
  39         WARN("Failed to initialize resource, returning %#x\n", hr);
  40         return hr;
  41     }
  42
  43     texture->baseTexture.levels = levels;
  44     texture->baseTexture.filterType = (usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3DTEXF_LINEAR : WINED3DTEXF_NONE;
  45     texture->baseTexture.LOD = 0;
  46     texture->baseTexture.dirty = TRUE;
  47     texture->baseTexture.srgbDirty = TRUE;
  48     texture->baseTexture.is_srgb = FALSE;
  49     texture->baseTexture.pow2Matrix_identity = TRUE;
  50
  51     return WINED3D_OK;
  52 }
  53
  54 void basetexture_cleanup(IWineD3DBaseTexture *iface)
  55 {
  56     basetexture_unload(iface);
  57     resource_cleanup((IWineD3DResource *)iface);
  58 }
  59
  60 void basetexture_unload(IWineD3DBaseTexture *iface)
  61 {
  62     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
  63     IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
  64
  65     if(This->baseTexture.textureName) {
  66         ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
  67         ENTER_GL();
  68         glDeleteTextures(1, &This->baseTexture.textureName);
  69         This->baseTexture.textureName = 0;
  70         LEAVE_GL();
  71     }
  72
  73     if(This->baseTexture.srgbTextureName) {
  74         ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
  75         ENTER_GL();
  76         glDeleteTextures(1, &This->baseTexture.srgbTextureName);
  77         This->baseTexture.srgbTextureName = 0;
  78         LEAVE_GL();
  79     }
  80     This->baseTexture.dirty = TRUE;
  81     This->baseTexture.srgbDirty = TRUE;
  82 }
  83
  84 /* There is no OpenGL equivalent of setLOD, getLOD. All they do anyway is prioritize texture loading
  85  * so just pretend that they work unless something really needs a failure. */
  86 DWORD basetexture_set_lod(IWineD3DBaseTexture *iface, DWORD LODNew)
  87 {
  88     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
  89
  90     if (This->resource.pool != WINED3DPOOL_MANAGED) {
  91         return  WINED3DERR_INVALIDCALL;
  92     }
  93
  94     if(LODNew >= This->baseTexture.levels)
  95         LODNew = This->baseTexture.levels - 1;
  96      This->baseTexture.LOD = LODNew;
  97
  98     TRACE("(%p) : set bogus LOD to %d\n", This, This->baseTexture.LOD);
  99
 100     return This->baseTexture.LOD;
 101 }
 102
 103 DWORD basetexture_get_lod(IWineD3DBaseTexture *iface)
 104 {
 105     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 106
 107     if (This->resource.pool != WINED3DPOOL_MANAGED) {
 108         return  WINED3DERR_INVALIDCALL;
 109     }
 110
 111     TRACE("(%p) : returning %d\n", This, This->baseTexture.LOD);
 112
 113     return This->baseTexture.LOD;
 114 }
 115
 116 DWORD basetexture_get_level_count(IWineD3DBaseTexture *iface)
 117 {
 118     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 119     TRACE("(%p) : returning %d\n", This, This->baseTexture.levels);
 120     return This->baseTexture.levels;
 121 }
 122
 123 HRESULT basetexture_set_autogen_filter_type(IWineD3DBaseTexture *iface, WINED3DTEXTUREFILTERTYPE FilterType)
 124 {
 125   IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 126   IWineD3DDeviceImpl *device = This->resource.wineD3DDevice;
 127   UINT textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 128
 129   if (!(This->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)) {
 130       TRACE("(%p) : returning invalid call\n", This);
 131       return WINED3DERR_INVALIDCALL;
 132   }
 133   if(This->baseTexture.filterType != FilterType) {
 134       /* What about multithreading? Do we want all the context overhead just to set this value?
 135        * Or should we delay the applying until the texture is used for drawing? For now, apply
 136        * immediately.
 137        */
 138       ActivateContext(device, device->lastActiveRenderTarget, CTXUSAGE_RESOURCELOAD);
 139       ENTER_GL();
 140       glBindTexture(textureDimensions, This->baseTexture.textureName);
 141       checkGLcall("glBindTexture");
 142       switch(FilterType) {
 143           case WINED3DTEXF_NONE:
 144           case WINED3DTEXF_POINT:
 145               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_FASTEST);
 146               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_FASTEST)");
 147
 148               break;
 149           case WINED3DTEXF_LINEAR:
 150               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST);
 151               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST)");
 152
 153               break;
 154           default:
 155               WARN("Unexpected filter type %d, setting to GL_NICEST\n", FilterType);
 156               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST);
 157               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST)");
 158       }
 159       LEAVE_GL();
 160   }
 161   This->baseTexture.filterType = FilterType;
 162   TRACE("(%p) :\n", This);
 163   return WINED3D_OK;
 164 }
 165
 166 WINED3DTEXTUREFILTERTYPE basetexture_get_autogen_filter_type(IWineD3DBaseTexture *iface)
 167 {
 168   IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 169   FIXME("(%p) : stub\n", This);
 170   if (!(This->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)) {
 171      return WINED3DTEXF_NONE;
 172   }
 173   return This->baseTexture.filterType;
 174 }
 175
 176 void basetexture_generate_mipmaps(IWineD3DBaseTexture *iface)
 177 {
 178   IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 179   /* TODO: implement filters using GL_SGI_generate_mipmaps http://oss.sgi.com/projects/ogl-sample/registry/SGIS/generate_mipmap.txt */
 180   FIXME("(%p) : stub\n", This);
 181   return ;
 182 }
 183
 184 BOOL basetexture_set_dirty(IWineD3DBaseTexture *iface, BOOL dirty)
 185 {
 186     BOOL old;
 187     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 188     old = This->baseTexture.dirty || This->baseTexture.srgbDirty;
 189     This->baseTexture.dirty = dirty;
 190     This->baseTexture.srgbDirty = dirty;
 191     return old;
 192 }
 193
 194 BOOL basetexture_get_dirty(IWineD3DBaseTexture *iface)
 195 {
 196     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 197     return This->baseTexture.dirty || This->baseTexture.srgbDirty;
 198 }
 199
 200 HRESULT basetexture_bind(IWineD3DBaseTexture *iface, BOOL srgb, BOOL *set_surface_desc)
 201 {
 202     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 203     HRESULT hr = WINED3D_OK;
 204     UINT textureDimensions;
 205     BOOL isNewTexture = FALSE;
 206     GLuint *texture;
 207     DWORD *states;
 208     TRACE("(%p) : About to bind texture\n", This);
 209
 210     This->baseTexture.is_srgb = srgb; /* SRGB mode cache for PreLoad calls outside drawprim */
 211     if(srgb) {
 212         texture = &This->baseTexture.srgbTextureName;
 213         states = This->baseTexture.srgbstates;
 214     } else {
 215         texture = &This->baseTexture.textureName;
 216         states = This->baseTexture.states;
 217     }
 218
 219     textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 220     ENTER_GL();
 221     /* Generate a texture name if we don't already have one */
 222     if (*texture == 0) {
 223         *set_surface_desc = TRUE;
 224         glGenTextures(1, texture);
 225         checkGLcall("glGenTextures");
 226         TRACE("Generated texture %d\n", *texture);
 227         if (This->resource.pool == WINED3DPOOL_DEFAULT) {
 228             /* Tell opengl to try and keep this texture in video ram (well mostly) */
 229             GLclampf tmp;
 230             tmp = 0.9f;
 231             glPrioritizeTextures(1, texture, &tmp);
 232
 233         }
 234         /* Initialise the state of the texture object
 235         to the openGL defaults, not the directx defaults */
 236         states[WINED3DTEXSTA_ADDRESSU]      = WINED3DTADDRESS_WRAP;
 237         states[WINED3DTEXSTA_ADDRESSV]      = WINED3DTADDRESS_WRAP;
 238         states[WINED3DTEXSTA_ADDRESSW]      = WINED3DTADDRESS_WRAP;
 239         states[WINED3DTEXSTA_BORDERCOLOR]   = 0;
 240         states[WINED3DTEXSTA_MAGFILTER]     = WINED3DTEXF_LINEAR;
 241         states[WINED3DTEXSTA_MINFILTER]     = WINED3DTEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 242         states[WINED3DTEXSTA_MIPFILTER]     = WINED3DTEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 243         states[WINED3DTEXSTA_MAXMIPLEVEL]   = 0;
 244         states[WINED3DTEXSTA_MAXANISOTROPY] = 0;
 245         states[WINED3DTEXSTA_SRGBTEXTURE]   = 0;
 246         states[WINED3DTEXSTA_ELEMENTINDEX]  = 0;
 247         states[WINED3DTEXSTA_DMAPOFFSET]    = 0;
 248         states[WINED3DTEXSTA_TSSADDRESSW]   = WINED3DTADDRESS_WRAP;
 249         IWineD3DBaseTexture_SetDirty(iface, TRUE);
 250         isNewTexture = TRUE;
 251
 252         if(This->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP) {
 253             /* This means double binding the texture at creation, but keeps the code simpler all
 254              * in all, and the run-time path free from additional checks
 255              */
 256             glBindTexture(textureDimensions, *texture);
 257             checkGLcall("glBindTexture");
 258             glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 259             checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 260         }
 261     } else {
 262         *set_surface_desc = FALSE;
 263     }
 264
 265     /* Bind the texture */
 266     if (*texture != 0) {
 267         glBindTexture(textureDimensions, *texture);
 268         checkGLcall("glBindTexture");
 269         if (isNewTexture) {
 270             /* For a new texture we have to set the textures levels after binding the texture.
 271              * In theory this is all we should ever have to do, but because ATI's drivers are broken, we
 272              * also need to set the texture dimensions before the texture is set
 273              * Beware that texture rectangles do not support mipmapping, but set the maxmiplevel if we're
 274              * relying on the partial GL_ARB_texture_non_power_of_two emulation with texture rectangles
 275              * (ie, do not care for cond_np2 here, just look for GL_TEXTURE_RECTANGLE_ARB)
 276              */
 277             if(textureDimensions != GL_TEXTURE_RECTANGLE_ARB) {
 278                 TRACE("Setting GL_TEXTURE_MAX_LEVEL to %d\n", This->baseTexture.levels - 1);
 279                 glTexParameteri(textureDimensions, GL_TEXTURE_MAX_LEVEL, This->baseTexture.levels - 1);
 280                 checkGLcall("glTexParameteri(textureDimensions, GL_TEXTURE_MAX_LEVEL, This->baseTexture.levels)");
 281             }
 282             if(textureDimensions==GL_TEXTURE_CUBE_MAP_ARB) {
 283                 /* Cubemaps are always set to clamp, regardless of the sampler state. */
 284                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 285                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 286                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 287             }
 288         }
 289     } else { /* this only happened if we've run out of openGL textures */
 290         WARN("This texture doesn't have an openGL texture assigned to it\n");
 291         hr =  WINED3DERR_INVALIDCALL;
 292     }
 293
 294     LEAVE_GL();
 295     return hr;
 296 }
 297
 298 /* GL locking is done by the caller */
 299 static inline void apply_wrap(const GLint textureDimensions, const DWORD state, const GLint type,
 300                               BOOL cond_np2) {
 301     GLint wrapParm;
 302
 303     if (state < minLookup[WINELOOKUP_WARPPARAM] || state > maxLookup[WINELOOKUP_WARPPARAM]) {
 304         FIXME("Unrecognized or unsupported WINED3DTADDRESS_U value %d\n", state);
 305     } else {
 306         if(textureDimensions==GL_TEXTURE_CUBE_MAP_ARB) {
 307             /* Cubemaps are always set to clamp, regardless of the sampler state. */
 308             wrapParm = GL_CLAMP_TO_EDGE;
 309         } else if(cond_np2) {
 310             if(state == WINED3DTADDRESS_WRAP) {
 311                 wrapParm = GL_CLAMP_TO_EDGE;
 312             } else {
 313                 wrapParm = stateLookup[WINELOOKUP_WARPPARAM][state - minLookup[WINELOOKUP_WARPPARAM]];
 314             }
 315         } else {
 316             wrapParm = stateLookup[WINELOOKUP_WARPPARAM][state - minLookup[WINELOOKUP_WARPPARAM]];
 317         }
 318         TRACE("Setting WRAP_S to %d for %x\n", wrapParm, textureDimensions);
 319         glTexParameteri(textureDimensions, type, wrapParm);
 320         checkGLcall("glTexParameteri(..., type, wrapParm)");
 321     }
 322 }
 323
 324 /* GL locking is done by the caller (state handler) */
 325 void basetexture_apply_state_changes(IWineD3DBaseTexture *iface,
 326         const DWORD textureStates[WINED3D_HIGHEST_TEXTURE_STATE + 1],
 327         const DWORD samplerStates[WINED3D_HIGHEST_SAMPLER_STATE + 1])
 328 {
 329     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 330     DWORD state, *states;
 331     GLint textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 332     BOOL cond_np2 = IWineD3DBaseTexture_IsCondNP2(iface);
 333
 334     TRACE("iface %p, textureStates %p, samplerStates %p\n", iface, textureStates, samplerStates);
 335
 336     if(This->baseTexture.is_srgb) {
 337         states = This->baseTexture.srgbstates;
 338     } else {
 339         states = This->baseTexture.states;
 340     }
 341
 342     /* This function relies on the correct texture being bound and loaded. */
 343
 344     if(samplerStates[WINED3DSAMP_ADDRESSU]      != states[WINED3DTEXSTA_ADDRESSU]) {
 345         state = samplerStates[WINED3DSAMP_ADDRESSU];
 346         apply_wrap(textureDimensions, state, GL_TEXTURE_WRAP_S, cond_np2);
 347         states[WINED3DTEXSTA_ADDRESSU] = state;
 348     }
 349
 350     if(samplerStates[WINED3DSAMP_ADDRESSV]      != states[WINED3DTEXSTA_ADDRESSV]) {
 351         state = samplerStates[WINED3DSAMP_ADDRESSV];
 352         apply_wrap(textureDimensions, state, GL_TEXTURE_WRAP_T, cond_np2);
 353         states[WINED3DTEXSTA_ADDRESSV] = state;
 354     }
 355
 356     if(samplerStates[WINED3DSAMP_ADDRESSW]      != states[WINED3DTEXSTA_ADDRESSW]) {
 357         state = samplerStates[WINED3DSAMP_ADDRESSW];
 358         apply_wrap(textureDimensions, state, GL_TEXTURE_WRAP_R, cond_np2);
 359         states[WINED3DTEXSTA_ADDRESSW] = state;
 360     }
 361
 362     if(samplerStates[WINED3DSAMP_BORDERCOLOR]   != states[WINED3DTEXSTA_BORDERCOLOR]) {
 363         float col[4];
 364
 365         state = samplerStates[WINED3DSAMP_BORDERCOLOR];
 366         D3DCOLORTOGLFLOAT4(state, col);
 367         TRACE("Setting border color for %u to %x\n", textureDimensions, state);
 368         glTexParameterfv(textureDimensions, GL_TEXTURE_BORDER_COLOR, &col[0]);
 369         checkGLcall("glTexParameteri(..., GL_TEXTURE_BORDER_COLOR, ...)");
 370         states[WINED3DTEXSTA_BORDERCOLOR] = state;
 371     }
 372
 373     if(samplerStates[WINED3DSAMP_MAGFILTER]     != states[WINED3DTEXSTA_MAGFILTER]) {
 374         GLint glValue;
 375         state = samplerStates[WINED3DSAMP_MAGFILTER];
 376         if (state > WINED3DTEXF_ANISOTROPIC) {
 377             FIXME("Unrecognized or unsupported MAGFILTER* value %d\n", state);
 378         } else {
 379             glValue = This->baseTexture.magLookup[state - WINED3DTEXF_NONE];
 380             TRACE("ValueMAG=%d setting MAGFILTER to %x\n", state, glValue);
 381             glTexParameteri(textureDimensions, GL_TEXTURE_MAG_FILTER, glValue);
 382             /* We need to reset the Anisotropic filtering state when we change the mag filter to WINED3DTEXF_ANISOTROPIC (this seems a bit weird, check the documentation to see how it should be switched off. */
 383             if (GL_SUPPORT(EXT_TEXTURE_FILTER_ANISOTROPIC) && WINED3DTEXF_ANISOTROPIC == state &&
 384                 !cond_np2) {
 385                 glTexParameteri(textureDimensions, GL_TEXTURE_MAX_ANISOTROPY_EXT, samplerStates[WINED3DSAMP_MAXANISOTROPY]);
 386             }
 387             states[WINED3DTEXSTA_MAGFILTER] = state;
 388         }
 389     }
 390
 391     if((samplerStates[WINED3DSAMP_MINFILTER]     != states[WINED3DTEXSTA_MINFILTER] ||
 392         samplerStates[WINED3DSAMP_MIPFILTER]     != states[WINED3DTEXSTA_MIPFILTER] ||
 393         samplerStates[WINED3DSAMP_MAXMIPLEVEL]   != states[WINED3DTEXSTA_MAXMIPLEVEL])) {
 394         GLint glValue;
 395
 396         states[WINED3DTEXSTA_MIPFILTER] = samplerStates[WINED3DSAMP_MIPFILTER];
 397         states[WINED3DTEXSTA_MINFILTER] = samplerStates[WINED3DSAMP_MINFILTER];
 398         states[WINED3DTEXSTA_MAXMIPLEVEL] = samplerStates[WINED3DSAMP_MAXMIPLEVEL];
 399
 400         if (states[WINED3DTEXSTA_MINFILTER] > WINED3DTEXF_ANISOTROPIC ||
 401             states[WINED3DTEXSTA_MIPFILTER] > WINED3DTEXF_LINEAR)
 402         {
 403
 404             FIXME("Unrecognized or unsupported D3DSAMP_MINFILTER value %d D3DSAMP_MIPFILTER value %d\n",
 405                   states[WINED3DTEXSTA_MINFILTER],
 406                   states[WINED3DTEXSTA_MIPFILTER]);
 407         }
 408         glValue = This->baseTexture.minMipLookup
 409                 [min(max(samplerStates[WINED3DSAMP_MINFILTER],WINED3DTEXF_NONE), WINED3DTEXF_ANISOTROPIC)]
 410                 .mip[min(max(samplerStates[WINED3DSAMP_MIPFILTER],WINED3DTEXF_NONE), WINED3DTEXF_LINEAR)];
 411
 412         TRACE("ValueMIN=%d, ValueMIP=%d, setting MINFILTER to %x\n",
 413               samplerStates[WINED3DSAMP_MINFILTER],
 414               samplerStates[WINED3DSAMP_MIPFILTER], glValue);
 415         glTexParameteri(textureDimensions, GL_TEXTURE_MIN_FILTER, glValue);
 416         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 417
 418         if(!cond_np2) {
 419             if(states[WINED3DTEXSTA_MIPFILTER] == WINED3DTEXF_NONE) {
 420                 glValue = 0;
 421             } else if(states[WINED3DTEXSTA_MAXMIPLEVEL] >= This->baseTexture.levels) {
 422                 glValue = This->baseTexture.levels - 1;
 423             } else {
 424                 glValue = states[WINED3DTEXSTA_MAXMIPLEVEL];
 425             }
 426             glTexParameteri(textureDimensions, GL_TEXTURE_BASE_LEVEL, glValue);
 427         }
 428     }
 429
 430     if(samplerStates[WINED3DSAMP_MAXANISOTROPY] != states[WINED3DTEXSTA_MAXANISOTROPY]) {
 431         if (GL_SUPPORT(EXT_TEXTURE_FILTER_ANISOTROPIC) && !cond_np2) {
 432             glTexParameteri(textureDimensions, GL_TEXTURE_MAX_ANISOTROPY_EXT, samplerStates[WINED3DSAMP_MAXANISOTROPY]);
 433             checkGLcall("glTexParameteri GL_TEXTURE_MAX_ANISOTROPY_EXT ...");
 434         } else {
 435             WARN("Unsupported in local OpenGL implementation: glTexParameteri GL_TEXTURE_MAX_ANISOTROPY_EXT\n");
 436         }
 437         states[WINED3DTEXSTA_MAXANISOTROPY] = samplerStates[WINED3DSAMP_MAXANISOTROPY];
 438     }
 439 }