brw_wm_sampler_state.c revision 241b7bc0a3e6277e15bb45887ad5533ffe692428
19f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* 29f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Copyright (C) Intel Corp. 2006. All Rights Reserved. 39f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to 49f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt develop this 3D driver. 59f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 69f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt Permission is hereby granted, free of charge, to any person obtaining 79f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt a copy of this software and associated documentation files (the 89f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt "Software"), to deal in the Software without restriction, including 99f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt without limitation the rights to use, copy, modify, merge, publish, 109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt distribute, sublicense, and/or sell copies of the Software, and to 119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt permit persons to whom the Software is furnished to do so, subject to 129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt the following conditions: 139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt The above copyright notice and this permission notice (including the 159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt next paragraph) shall be included in all copies or substantial 169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt portions of the Software. 179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE 229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt **********************************************************************/ 279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* 289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Authors: 299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Keith Whitwell <keith@tungstengraphics.com> 309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_context.h" 349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_state.h" 359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "brw_defines.h" 369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#include "macros.h" 389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* Samplers aren't strictly wm state from the hardware's perspective, 429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * but that is the only situation in which we use them in this driver. 439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* The brw (and related graphics cores) do not support GL_CLAMP. The 489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * Intel drivers for "other operating systems" implement GL_CLAMP as 499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * GL_CLAMP_TO_EDGE, so the same is done here. 509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLuint translate_wrap_mode( GLenum wrap ) 529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt switch( wrap ) { 549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_REPEAT: 559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return BRW_TEXCOORDMODE_WRAP; 569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_CLAMP: 57ab999608582534bb5187a786b2ea437167f2d8a4Xiang, Haihao return BRW_TEXCOORDMODE_CLAMP; 589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_CLAMP_TO_EDGE: 599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return BRW_TEXCOORDMODE_CLAMP; /* conform likes it this way */ 609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_CLAMP_TO_BORDER: 619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return BRW_TEXCOORDMODE_CLAMP_BORDER; 629f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_MIRRORED_REPEAT: 639f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return BRW_TEXCOORDMODE_MIRROR; 649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt default: 659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return BRW_TEXCOORDMODE_WRAP; 669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLuint U_FIXED(GLfloat value, GLuint frac_bits) 719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt value *= (1<<frac_bits); 739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return value < 0 ? 0 : value; 749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLint S_FIXED(GLfloat value, GLuint frac_bits) 779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return value * (1<<frac_bits); 799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 819f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic GLuint upload_default_color( struct brw_context *brw, 839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt const GLfloat *color ) 849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct brw_sampler_default_color sdc; 869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt COPY_4V(sdc.color, color); 889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt return brw_cache_data( &brw->cache[BRW_SAMPLER_DEFAULT_COLOR], &sdc ); 909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 919f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* 949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 959f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void brw_update_sampler_state( struct gl_texture_unit *texUnit, 969f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct gl_texture_object *texObj, 979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint sdc_gs_offset, 989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct brw_sampler_state *sampler) 999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 1009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt _mesa_memset(sampler, 0, sizeof(*sampler)); 1019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt switch (texObj->MinFilter) { 1039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_NEAREST: 1049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_NEAREST; 1059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_NONE; 1069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_LINEAR: 1089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_LINEAR; 1099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_NONE; 1109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_NEAREST_MIPMAP_NEAREST: 1129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_NEAREST; 1139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_NEAREST; 1149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_LINEAR_MIPMAP_NEAREST: 1169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_LINEAR; 1179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_NEAREST; 1189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_NEAREST_MIPMAP_LINEAR: 1209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_NEAREST; 1219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_LINEAR; 1229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_LINEAR_MIPMAP_LINEAR: 1249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_LINEAR; 1259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mip_filter = BRW_MIPFILTER_LINEAR; 1269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt default: 1289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Set Anisotropy: 1329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if ( texObj->MaxAnisotropy > 1.0 ) { 1349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.min_filter = BRW_MAPFILTER_ANISOTROPIC; 1359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mag_filter = BRW_MAPFILTER_ANISOTROPIC; 1369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (texObj->MaxAnisotropy > 2.0) { 1389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss3.max_aniso = MAX2((texObj->MaxAnisotropy - 2) / 2, 1399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt BRW_ANISORATIO_16); 1409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt else { 1439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt switch (texObj->MagFilter) { 1449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_NEAREST: 1459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mag_filter = BRW_MAPFILTER_NEAREST; 1469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt case GL_LINEAR: 1489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.mag_filter = BRW_MAPFILTER_LINEAR; 1499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt default: 1519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt break; 1529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1549f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1559f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.r_wrap_mode = translate_wrap_mode(texObj->WrapR); 1569f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.s_wrap_mode = translate_wrap_mode(texObj->WrapS); 1579f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.t_wrap_mode = translate_wrap_mode(texObj->WrapT); 1589f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1599f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Fulsim complains if I don't do this. Hardware doesn't mind: 1609f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1619f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#if 0 1629f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (texObj->Target == GL_TEXTURE_CUBE_MAP_ARB) { 1639f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.r_wrap_mode = BRW_TEXCOORDMODE_CUBE; 1649f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.s_wrap_mode = BRW_TEXCOORDMODE_CUBE; 1659f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss1.t_wrap_mode = BRW_TEXCOORDMODE_CUBE; 1669f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1679f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt#endif 1689f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1699f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Set shadow function: 1709f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1719f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (texObj->CompareMode == GL_COMPARE_R_TO_TEXTURE_ARB) { 1729f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Shadowing is "enabled" by emitting a particular sampler 1739f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * message (sample_c). So need to recompile WM program when 1749f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * shadow comparison is enabled on each/any texture unit. 1759f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1769f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.shadow_function = intel_translate_compare_func(texObj->CompareFunc); 1779f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 1789f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1799f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Set LOD bias: 1809f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 181241b7bc0a3e6277e15bb45887ad5533ffe692428Xiang, Haihao sampler->ss0.lod_bias = S_FIXED(CLAMP(texUnit->LodBias + texObj->LodBias, -16, 15), 6); 1829f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1839f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.lod_preclamp = 1; /* OpenGL mode */ 1849f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.default_color_mode = 0; /* OpenGL/DX10 mode */ 1859f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1869f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* Set BaseMipLevel, MaxLOD, MinLOD: 1879f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * 1889f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * XXX: I don't think that using firstLevel, lastLevel works, 1899f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * because we always setup the surface state as if firstLevel == 1909f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * level zero. Probably have to subtract firstLevel from each of 1919f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * these: 1929f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 1939f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss0.base_level = U_FIXED(0, 1); 1949f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 19522bc3cdd49eb81d48ad4b8f06be0b9a9de624c91Xiang, Haihao sampler->ss1.max_lod = U_FIXED(MIN2(MAX2(texObj->MaxLod, 0), 13), 6); 19622bc3cdd49eb81d48ad4b8f06be0b9a9de624c91Xiang, Haihao sampler->ss1.min_lod = U_FIXED(MIN2(MAX2(texObj->MinLod, 0), 13), 6); 1979f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 1989f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler->ss2.default_color_pointer = sdc_gs_offset >> 5; 1999f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 2009f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2019f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2029f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2039f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt/* All samplers must be uploaded in a single contiguous array, which 2049f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * complicates various things. However, this is still too confusing - 2059f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt * FIXME: simplify all the different new texture state flags. 2069f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt */ 2079f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtstatic void upload_wm_samplers( struct brw_context *brw ) 2089f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt{ 2099f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint unit; 2109f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint sampler_count = 0; 2119f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2129f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt /* _NEW_TEXTURE */ 2139f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt for (unit = 0; unit < BRW_MAX_TEX_UNIT; unit++) { 2149f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (brw->attribs.Texture->Unit[unit]._ReallyEnabled) { 2159f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct gl_texture_unit *texUnit = &brw->attribs.Texture->Unit[unit]; 2169f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt struct gl_texture_object *texObj = texUnit->_Current; 2179f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2189f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt GLuint sdc_gs_offset = upload_default_color(brw, texObj->BorderColor); 2199f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2209f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw_update_sampler_state(texUnit, 2219f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt texObj, 2229f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sdc_gs_offset, 2239f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt &brw->wm.sampler[unit]); 2249f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2259f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sampler_count = unit + 1; 2269f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 2279f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 2289f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2299f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (brw->wm.sampler_count != sampler_count) { 2309f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw->wm.sampler_count = sampler_count; 2319f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw->state.dirty.cache |= CACHE_NEW_SAMPLER; 2329f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt } 2339f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2349f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw->wm.sampler_gs_offset = 0; 2359f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2369f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt if (brw->wm.sampler_count) 2379f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw->wm.sampler_gs_offset = 2389f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw_cache_data_sz(&brw->cache[BRW_SAMPLER], 2399f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt brw->wm.sampler, 2409f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt sizeof(struct brw_sampler_state) * brw->wm.sampler_count); 2419f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt} 2429f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2439f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2449f344b3e7d6e23674dd4747faec253f103563b36Eric Anholtconst struct brw_tracked_state brw_wm_samplers = { 2459f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt .dirty = { 2469f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt .mesa = _NEW_TEXTURE, 2479f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt .brw = 0, 2489f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt .cache = 0 2499f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt }, 2509f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt .update = upload_wm_samplers 2519f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt}; 2529f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 2539f344b3e7d6e23674dd4747faec253f103563b36Eric Anholt 254