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  * Copyright 2009 Henri Verbeet for CodeWeavers
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(d3d_texture);
  29
  30 HRESULT basetexture_init(IWineD3DBaseTextureImpl *texture, UINT layer_count, UINT level_count,
  31         WINED3DRESOURCETYPE resource_type, IWineD3DDeviceImpl *device, UINT size, DWORD usage,
  32         const struct wined3d_format_desc *format_desc, WINED3DPOOL pool, IUnknown *parent,
  33         const struct wined3d_parent_ops *parent_ops)
  34 {
  35     HRESULT hr;
  36
  37     hr = resource_init((IWineD3DResource *)texture, resource_type, device,
  38             size, usage, format_desc, pool, parent, parent_ops);
  39     if (FAILED(hr))
  40     {
  41         WARN("Failed to initialize resource, returning %#x\n", hr);
  42         return hr;
  43     }
  44
  45     texture->baseTexture.sub_resources = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
  46             level_count * layer_count * sizeof(*texture->baseTexture.sub_resources));
  47     if (!texture->baseTexture.sub_resources)
  48     {
  49         ERR("Failed to allocate sub-resource array.\n");
  50         resource_cleanup((IWineD3DResource *)texture);
  51         return E_OUTOFMEMORY;
  52     }
  53
  54     texture->baseTexture.layer_count = layer_count;
  55     texture->baseTexture.level_count = level_count;
  56     texture->baseTexture.filterType = (usage & WINED3DUSAGE_AUTOGENMIPMAP) ? WINED3DTEXF_LINEAR : WINED3DTEXF_NONE;
  57     texture->baseTexture.LOD = 0;
  58     texture->baseTexture.texture_rgb.dirty = TRUE;
  59     texture->baseTexture.texture_srgb.dirty = TRUE;
  60     texture->baseTexture.is_srgb = FALSE;
  61     texture->baseTexture.pow2Matrix_identity = TRUE;
  62
  63     if (texture->resource.format_desc->Flags & WINED3DFMT_FLAG_FILTERING)
  64     {
  65         texture->baseTexture.minMipLookup = minMipLookup;
  66         texture->baseTexture.magLookup = magLookup;
  67     }
  68     else
  69     {
  70         texture->baseTexture.minMipLookup = minMipLookup_noFilter;
  71         texture->baseTexture.magLookup = magLookup_noFilter;
  72     }
  73
  74     return WINED3D_OK;
  75 }
  76
  77 void basetexture_cleanup(IWineD3DBaseTexture *iface)
  78 {
  79     basetexture_unload(iface);
  80     HeapFree(GetProcessHeap(), 0, ((IWineD3DBaseTextureImpl *)iface)->baseTexture.sub_resources);
  81     resource_cleanup((IWineD3DResource *)iface);
  82 }
  83
  84 IWineD3DResourceImpl *basetexture_get_sub_resource(IWineD3DBaseTextureImpl *texture, UINT layer, UINT level)
  85 {
  86     if (layer >= texture->baseTexture.layer_count)
  87     {
  88         WARN("layer %u >= layer_count %u.\n", layer, texture->baseTexture.layer_count);
  89         return NULL;
  90     }
  91
  92     if (level >= texture->baseTexture.level_count)
  93     {
  94         WARN("level %u >= level_count %u.\n", level, texture->baseTexture.level_count);
  95         return NULL;
  96     }
  97
  98     return texture->baseTexture.sub_resources[layer * texture->baseTexture.level_count + level];
  99 }
 100
 101 /* A GL context is provided by the caller */
 102 static void gltexture_delete(struct gl_texture *tex)
 103 {
 104     ENTER_GL();
 105     glDeleteTextures(1, &tex->name);
 106     LEAVE_GL();
 107     tex->name = 0;
 108 }
 109
 110 void basetexture_unload(IWineD3DBaseTexture *iface)
 111 {
 112     IWineD3DTextureImpl *This = (IWineD3DTextureImpl *)iface;
 113     IWineD3DDeviceImpl *device = This->resource.device;
 114     struct wined3d_context *context = NULL;
 115
 116     if (This->baseTexture.texture_rgb.name || This->baseTexture.texture_srgb.name)
 117     {
 118         context = context_acquire(device, NULL);
 119     }
 120
 121     if(This->baseTexture.texture_rgb.name) {
 122         gltexture_delete(&This->baseTexture.texture_rgb);
 123     }
 124     if(This->baseTexture.texture_srgb.name) {
 125         gltexture_delete(&This->baseTexture.texture_srgb);
 126     }
 127
 128     if (context) context_release(context);
 129
 130     This->baseTexture.texture_rgb.dirty = TRUE;
 131     This->baseTexture.texture_srgb.dirty = TRUE;
 132
 133     resource_unload((IWineD3DResourceImpl *)This);
 134 }
 135
 136 DWORD basetexture_set_lod(IWineD3DBaseTexture *iface, DWORD LODNew)
 137 {
 138     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 139     DWORD old = This->baseTexture.LOD;
 140
 141     /* The d3d9:texture test shows that SetLOD is ignored on non-managed
 142      * textures. The call always returns 0, and GetLOD always returns 0
 143      */
 144     if (This->resource.pool != WINED3DPOOL_MANAGED) {
 145         TRACE("Ignoring SetLOD on %s texture, returning 0\n", debug_d3dpool(This->resource.pool));
 146         return 0;
 147     }
 148
 149     if (LODNew >= This->baseTexture.level_count)
 150         LODNew = This->baseTexture.level_count - 1;
 151
 152     if(This->baseTexture.LOD != LODNew) {
 153         This->baseTexture.LOD = LODNew;
 154
 155         This->baseTexture.texture_rgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 156         This->baseTexture.texture_srgb.states[WINED3DTEXSTA_MAXMIPLEVEL] = ~0U;
 157         if(This->baseTexture.bindCount) {
 158             IWineD3DDeviceImpl_MarkStateDirty(This->resource.device, STATE_SAMPLER(This->baseTexture.sampler));
 159         }
 160     }
 161
 162     TRACE("(%p) : set LOD to %d\n", This, This->baseTexture.LOD);
 163
 164     return old;
 165 }
 166
 167 DWORD basetexture_get_lod(IWineD3DBaseTexture *iface)
 168 {
 169     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 170
 171     TRACE("(%p) : returning %d\n", This, This->baseTexture.LOD);
 172
 173     return This->baseTexture.LOD;
 174 }
 175
 176 DWORD basetexture_get_level_count(IWineD3DBaseTexture *iface)
 177 {
 178     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 179     TRACE("iface %p, returning %u.\n", iface, This->baseTexture.level_count);
 180     return This->baseTexture.level_count;
 181 }
 182
 183 HRESULT basetexture_set_autogen_filter_type(IWineD3DBaseTexture *iface, WINED3DTEXTUREFILTERTYPE FilterType)
 184 {
 185   IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 186   IWineD3DDeviceImpl *device = This->resource.device;
 187   UINT textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 188
 189   if (!(This->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP)) {
 190       TRACE("(%p) : returning invalid call\n", This);
 191       return WINED3DERR_INVALIDCALL;
 192   }
 193   if(This->baseTexture.filterType != FilterType) {
 194       /* What about multithreading? Do we want all the context overhead just to set this value?
 195        * Or should we delay the applying until the texture is used for drawing? For now, apply
 196        * immediately.
 197        */
 198       struct wined3d_context *context = context_acquire(device, NULL);
 199
 200       ENTER_GL();
 201       glBindTexture(textureDimensions, This->baseTexture.texture_rgb.name);
 202       checkGLcall("glBindTexture");
 203       switch(FilterType) {
 204           case WINED3DTEXF_NONE:
 205           case WINED3DTEXF_POINT:
 206               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_FASTEST);
 207               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_FASTEST)");
 208
 209               break;
 210           case WINED3DTEXF_LINEAR:
 211               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST);
 212               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST)");
 213
 214               break;
 215           default:
 216               WARN("Unexpected filter type %d, setting to GL_NICEST\n", FilterType);
 217               glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST);
 218               checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_HINT_SGIS, GL_NICEST)");
 219       }
 220       LEAVE_GL();
 221
 222       context_release(context);
 223   }
 224   This->baseTexture.filterType = FilterType;
 225   TRACE("(%p) :\n", This);
 226   return WINED3D_OK;
 227 }
 228
 229 WINED3DTEXTUREFILTERTYPE basetexture_get_autogen_filter_type(IWineD3DBaseTexture *iface)
 230 {
 231     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 232
 233     FIXME("(%p) : stub\n", This);
 234
 235     return This->baseTexture.filterType;
 236 }
 237
 238 void basetexture_generate_mipmaps(IWineD3DBaseTexture *iface)
 239 {
 240     /* TODO: Implement filters using GL_SGI_generate_mipmaps. */
 241     FIXME("iface %p stub!\n", iface);
 242 }
 243
 244 BOOL basetexture_set_dirty(IWineD3DBaseTexture *iface, BOOL dirty)
 245 {
 246     BOOL old;
 247     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 248     old = This->baseTexture.texture_rgb.dirty || This->baseTexture.texture_srgb.dirty;
 249     This->baseTexture.texture_rgb.dirty = dirty;
 250     This->baseTexture.texture_srgb.dirty = dirty;
 251     return old;
 252 }
 253
 254 BOOL basetexture_get_dirty(IWineD3DBaseTexture *iface)
 255 {
 256     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 257     return This->baseTexture.texture_rgb.dirty || This->baseTexture.texture_srgb.dirty;
 258 }
 259
 260 /* Context activation is done by the caller. */
 261 HRESULT basetexture_bind(IWineD3DBaseTexture *iface, BOOL srgb, BOOL *set_surface_desc)
 262 {
 263     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 264     HRESULT hr = WINED3D_OK;
 265     UINT textureDimensions;
 266     BOOL isNewTexture = FALSE;
 267     struct gl_texture *gl_tex;
 268     TRACE("(%p) : About to bind texture\n", This);
 269
 270     This->baseTexture.is_srgb = srgb; /* SRGB mode cache for PreLoad calls outside drawprim */
 271     if(srgb) {
 272         gl_tex = &This->baseTexture.texture_srgb;
 273     } else {
 274         gl_tex = &This->baseTexture.texture_rgb;
 275     }
 276
 277     textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 278     ENTER_GL();
 279     /* Generate a texture name if we don't already have one */
 280     if (gl_tex->name == 0) {
 281         *set_surface_desc = TRUE;
 282         glGenTextures(1, &gl_tex->name);
 283         checkGLcall("glGenTextures");
 284         TRACE("Generated texture %d\n", gl_tex->name);
 285         if (This->resource.pool == WINED3DPOOL_DEFAULT) {
 286             /* Tell opengl to try and keep this texture in video ram (well mostly) */
 287             GLclampf tmp;
 288             tmp = 0.9f;
 289             glPrioritizeTextures(1, &gl_tex->name, &tmp);
 290
 291         }
 292         /* Initialise the state of the texture object
 293         to the openGL defaults, not the directx defaults */
 294         gl_tex->states[WINED3DTEXSTA_ADDRESSU]      = WINED3DTADDRESS_WRAP;
 295         gl_tex->states[WINED3DTEXSTA_ADDRESSV]      = WINED3DTADDRESS_WRAP;
 296         gl_tex->states[WINED3DTEXSTA_ADDRESSW]      = WINED3DTADDRESS_WRAP;
 297         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR]   = 0;
 298         gl_tex->states[WINED3DTEXSTA_MAGFILTER]     = WINED3DTEXF_LINEAR;
 299         gl_tex->states[WINED3DTEXSTA_MINFILTER]     = WINED3DTEXF_POINT; /* GL_NEAREST_MIPMAP_LINEAR */
 300         gl_tex->states[WINED3DTEXSTA_MIPFILTER]     = WINED3DTEXF_LINEAR; /* GL_NEAREST_MIPMAP_LINEAR */
 301         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL]   = 0;
 302         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = 1;
 303         gl_tex->states[WINED3DTEXSTA_SRGBTEXTURE]   = 0;
 304         gl_tex->states[WINED3DTEXSTA_SHADOW]        = FALSE;
 305         IWineD3DBaseTexture_SetDirty(iface, TRUE);
 306         isNewTexture = TRUE;
 307
 308         if(This->resource.usage & WINED3DUSAGE_AUTOGENMIPMAP) {
 309             /* This means double binding the texture at creation, but keeps the code simpler all
 310              * in all, and the run-time path free from additional checks
 311              */
 312             glBindTexture(textureDimensions, gl_tex->name);
 313             checkGLcall("glBindTexture");
 314             glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_SGIS, GL_TRUE);
 315             checkGLcall("glTexParameteri(textureDimensions, GL_GENERATE_MIPMAP_SGIS, GL_TRUE)");
 316         }
 317     } else {
 318         *set_surface_desc = FALSE;
 319     }
 320
 321     /* Bind the texture */
 322     if (gl_tex->name != 0) {
 323         glBindTexture(textureDimensions, gl_tex->name);
 324         checkGLcall("glBindTexture");
 325         if (isNewTexture) {
 326             /* For a new texture we have to set the textures levels after binding the texture.
 327              * In theory this is all we should ever have to do, but because ATI's drivers are broken, we
 328              * also need to set the texture dimensions before the texture is set
 329              * Beware that texture rectangles do not support mipmapping, but set the maxmiplevel if we're
 330              * relying on the partial GL_ARB_texture_non_power_of_two emulation with texture rectangles
 331              * (ie, do not care for cond_np2 here, just look for GL_TEXTURE_RECTANGLE_ARB)
 332              */
 333             if (textureDimensions != GL_TEXTURE_RECTANGLE_ARB)
 334             {
 335                 TRACE("Setting GL_TEXTURE_MAX_LEVEL to %u.\n", This->baseTexture.level_count - 1);
 336                 glTexParameteri(textureDimensions, GL_TEXTURE_MAX_LEVEL, This->baseTexture.level_count - 1);
 337                 checkGLcall("glTexParameteri(textureDimensions, GL_TEXTURE_MAX_LEVEL, This->baseTexture.level_count)");
 338             }
 339             if(textureDimensions==GL_TEXTURE_CUBE_MAP_ARB) {
 340                 /* Cubemaps are always set to clamp, regardless of the sampler state. */
 341                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
 342                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
 343                 glTexParameteri(textureDimensions, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
 344             }
 345         }
 346     } else { /* this only happened if we've run out of openGL textures */
 347         WARN("This texture doesn't have an openGL texture assigned to it\n");
 348         hr =  WINED3DERR_INVALIDCALL;
 349     }
 350
 351     LEAVE_GL();
 352     return hr;
 353 }
 354
 355 /* GL locking is done by the caller */
 356 static void apply_wrap(const struct wined3d_gl_info *gl_info, GLenum target,
 357         WINED3DTEXTUREADDRESS d3d_wrap, GLenum param, BOOL cond_np2)
 358 {
 359     GLint gl_wrap;
 360
 361     if (d3d_wrap < WINED3DTADDRESS_WRAP || d3d_wrap > WINED3DTADDRESS_MIRRORONCE)
 362     {
 363         FIXME("Unrecognized or unsupported WINED3DTEXTUREADDRESS %#x.\n", d3d_wrap);
 364         return;
 365     }
 366
 367     if (target == GL_TEXTURE_CUBE_MAP_ARB
 368             || (cond_np2 && d3d_wrap == WINED3DTADDRESS_WRAP))
 369     {
 370         /* Cubemaps are always set to clamp, regardless of the sampler state. */
 371         gl_wrap = GL_CLAMP_TO_EDGE;
 372     }
 373     else
 374     {
 375         gl_wrap = gl_info->wrap_lookup[d3d_wrap - WINED3DTADDRESS_WRAP];
 376     }
 377
 378     TRACE("Setting param %#x to %#x for target %#x.\n", param, gl_wrap, target);
 379     glTexParameteri(target, param, gl_wrap);
 380     checkGLcall("glTexParameteri(target, param, gl_wrap)");
 381 }
 382
 383 /* GL locking is done by the caller (state handler) */
 384 void basetexture_apply_state_changes(IWineD3DBaseTexture *iface,
 385         const DWORD textureStates[WINED3D_HIGHEST_TEXTURE_STATE + 1],
 386         const DWORD samplerStates[WINED3D_HIGHEST_SAMPLER_STATE + 1],
 387         const struct wined3d_gl_info *gl_info)
 388 {
 389     IWineD3DBaseTextureImpl *This = (IWineD3DBaseTextureImpl *)iface;
 390     DWORD state;
 391     GLint textureDimensions = IWineD3DBaseTexture_GetTextureDimensions(iface);
 392     BOOL cond_np2 = IWineD3DBaseTexture_IsCondNP2(iface);
 393     DWORD aniso;
 394     struct gl_texture *gl_tex;
 395
 396     TRACE("iface %p, textureStates %p, samplerStates %p\n", iface, textureStates, samplerStates);
 397
 398     if(This->baseTexture.is_srgb) {
 399         gl_tex = &This->baseTexture.texture_srgb;
 400     } else {
 401         gl_tex = &This->baseTexture.texture_rgb;
 402     }
 403
 404     /* This function relies on the correct texture being bound and loaded. */
 405
 406     if(samplerStates[WINED3DSAMP_ADDRESSU]      != gl_tex->states[WINED3DTEXSTA_ADDRESSU]) {
 407         state = samplerStates[WINED3DSAMP_ADDRESSU];
 408         apply_wrap(gl_info, textureDimensions, state, GL_TEXTURE_WRAP_S, cond_np2);
 409         gl_tex->states[WINED3DTEXSTA_ADDRESSU] = state;
 410     }
 411
 412     if(samplerStates[WINED3DSAMP_ADDRESSV]      != gl_tex->states[WINED3DTEXSTA_ADDRESSV]) {
 413         state = samplerStates[WINED3DSAMP_ADDRESSV];
 414         apply_wrap(gl_info, textureDimensions, state, GL_TEXTURE_WRAP_T, cond_np2);
 415         gl_tex->states[WINED3DTEXSTA_ADDRESSV] = state;
 416     }
 417
 418     if(samplerStates[WINED3DSAMP_ADDRESSW]      != gl_tex->states[WINED3DTEXSTA_ADDRESSW]) {
 419         state = samplerStates[WINED3DSAMP_ADDRESSW];
 420         apply_wrap(gl_info, textureDimensions, state, GL_TEXTURE_WRAP_R, cond_np2);
 421         gl_tex->states[WINED3DTEXSTA_ADDRESSW] = state;
 422     }
 423
 424     if(samplerStates[WINED3DSAMP_BORDERCOLOR]   != gl_tex->states[WINED3DTEXSTA_BORDERCOLOR]) {
 425         float col[4];
 426
 427         state = samplerStates[WINED3DSAMP_BORDERCOLOR];
 428         D3DCOLORTOGLFLOAT4(state, col);
 429         TRACE("Setting border color for %u to %x\n", textureDimensions, state);
 430         glTexParameterfv(textureDimensions, GL_TEXTURE_BORDER_COLOR, &col[0]);
 431         checkGLcall("glTexParameteri(..., GL_TEXTURE_BORDER_COLOR, ...)");
 432         gl_tex->states[WINED3DTEXSTA_BORDERCOLOR] = state;
 433     }
 434
 435     if(samplerStates[WINED3DSAMP_MAGFILTER]     != gl_tex->states[WINED3DTEXSTA_MAGFILTER]) {
 436         GLint glValue;
 437         state = samplerStates[WINED3DSAMP_MAGFILTER];
 438         if (state > WINED3DTEXF_ANISOTROPIC) {
 439             FIXME("Unrecognized or unsupported MAGFILTER* value %d\n", state);
 440         }
 441
 442         glValue = wined3d_gl_mag_filter(This->baseTexture.magLookup,
 443                 min(max(state, WINED3DTEXF_POINT), WINED3DTEXF_LINEAR));
 444         TRACE("ValueMAG=%d setting MAGFILTER to %x\n", state, glValue);
 445         glTexParameteri(textureDimensions, GL_TEXTURE_MAG_FILTER, glValue);
 446
 447         gl_tex->states[WINED3DTEXSTA_MAGFILTER] = state;
 448     }
 449
 450     if((samplerStates[WINED3DSAMP_MINFILTER]     != gl_tex->states[WINED3DTEXSTA_MINFILTER] ||
 451         samplerStates[WINED3DSAMP_MIPFILTER]     != gl_tex->states[WINED3DTEXSTA_MIPFILTER] ||
 452         samplerStates[WINED3DSAMP_MAXMIPLEVEL]   != gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL])) {
 453         GLint glValue;
 454
 455         gl_tex->states[WINED3DTEXSTA_MIPFILTER] = samplerStates[WINED3DSAMP_MIPFILTER];
 456         gl_tex->states[WINED3DTEXSTA_MINFILTER] = samplerStates[WINED3DSAMP_MINFILTER];
 457         gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] = samplerStates[WINED3DSAMP_MAXMIPLEVEL];
 458
 459         if (gl_tex->states[WINED3DTEXSTA_MINFILTER] > WINED3DTEXF_ANISOTROPIC
 460             || gl_tex->states[WINED3DTEXSTA_MIPFILTER] > WINED3DTEXF_ANISOTROPIC)
 461         {
 462
 463             FIXME("Unrecognized or unsupported D3DSAMP_MINFILTER value %d D3DSAMP_MIPFILTER value %d\n",
 464                   gl_tex->states[WINED3DTEXSTA_MINFILTER],
 465                   gl_tex->states[WINED3DTEXSTA_MIPFILTER]);
 466         }
 467         glValue = wined3d_gl_min_mip_filter(This->baseTexture.minMipLookup,
 468                 min(max(samplerStates[WINED3DSAMP_MINFILTER], WINED3DTEXF_POINT), WINED3DTEXF_LINEAR),
 469                 min(max(samplerStates[WINED3DSAMP_MIPFILTER], WINED3DTEXF_NONE), WINED3DTEXF_LINEAR));
 470
 471         TRACE("ValueMIN=%d, ValueMIP=%d, setting MINFILTER to %x\n",
 472               samplerStates[WINED3DSAMP_MINFILTER],
 473               samplerStates[WINED3DSAMP_MIPFILTER], glValue);
 474         glTexParameteri(textureDimensions, GL_TEXTURE_MIN_FILTER, glValue);
 475         checkGLcall("glTexParameter GL_TEXTURE_MIN_FILTER, ...");
 476
 477         if (!cond_np2)
 478         {
 479             if (gl_tex->states[WINED3DTEXSTA_MIPFILTER] == WINED3DTEXF_NONE)
 480                 glValue = This->baseTexture.LOD;
 481             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] >= This->baseTexture.level_count)
 482                 glValue = This->baseTexture.level_count - 1;
 483             else if (gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL] < This->baseTexture.LOD)
 484                 /* baseTexture.LOD is already clamped in the setter */
 485                 glValue = This->baseTexture.LOD;
 486             else
 487                 glValue = gl_tex->states[WINED3DTEXSTA_MAXMIPLEVEL];
 488
 489             /* Note that D3DSAMP_MAXMIPLEVEL specifies the biggest mipmap(default 0), while
 490              * GL_TEXTURE_MAX_LEVEL specifies the smallest mimap used(default 1000).
 491              * So D3DSAMP_MAXMIPLEVEL is the same as GL_TEXTURE_BASE_LEVEL.
 492              */
 493             glTexParameteri(textureDimensions, GL_TEXTURE_BASE_LEVEL, glValue);
 494         }
 495     }
 496
 497     if ((gl_tex->states[WINED3DTEXSTA_MAGFILTER] != WINED3DTEXF_ANISOTROPIC
 498          && gl_tex->states[WINED3DTEXSTA_MINFILTER] != WINED3DTEXF_ANISOTROPIC
 499          && gl_tex->states[WINED3DTEXSTA_MIPFILTER] != WINED3DTEXF_ANISOTROPIC)
 500             || cond_np2)
 501     {
 502         aniso = 1;
 503     }
 504     else
 505     {
 506         aniso = samplerStates[WINED3DSAMP_MAXANISOTROPY];
 507     }
 508
 509     if (gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] != aniso)
 510     {
 511         if (gl_info->supported[EXT_TEXTURE_FILTER_ANISOTROPIC])
 512         {
 513             glTexParameteri(textureDimensions, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso);
 514             checkGLcall("glTexParameteri(GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso)");
 515         }
 516         else
 517         {
 518             WARN("Anisotropic filtering not supported.\n");
 519         }
 520         gl_tex->states[WINED3DTEXSTA_MAXANISOTROPY] = aniso;
 521     }
 522
 523     if (!(This->resource.format_desc->Flags & WINED3DFMT_FLAG_SHADOW)
 524             != !gl_tex->states[WINED3DTEXSTA_SHADOW])
 525     {
 526         if (This->resource.format_desc->Flags & WINED3DFMT_FLAG_SHADOW)
 527         {
 528             glTexParameteri(textureDimensions, GL_DEPTH_TEXTURE_MODE_ARB, GL_LUMINANCE);
 529             glTexParameteri(textureDimensions, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB);
 530             checkGLcall("glTexParameteri(textureDimensions, GL_TEXTURE_COMPARE_MODE_ARB, GL_COMPARE_R_TO_TEXTURE_ARB)");
 531             gl_tex->states[WINED3DTEXSTA_SHADOW] = TRUE;
 532         }
 533         else
 534         {
 535             glTexParameteri(textureDimensions, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);
 536             checkGLcall("glTexParameteri(textureDimensions, GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE)");
 537             gl_tex->states[WINED3DTEXSTA_SHADOW] = FALSE;
 538         }
 539     }
 540 }