17d608d0c331c101088273655708965fb9f1be56eKenneth Graunke/* 27d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * Copyright © 2011 Intel Corporation 37d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * 47d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * Permission is hereby granted, free of charge, to any person obtaining a 57d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * copy of this software and associated documentation files (the "Software"), 67d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * to deal in the Software without restriction, including without limitation 77d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * the rights to use, copy, modify, merge, publish, distribute, sublicense, 87d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * and/or sell copies of the Software, and to permit persons to whom the 97d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * Software is furnished to do so, subject to the following conditions: 107d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * 117d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * The above copyright notice and this permission notice (including the next 127d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * paragraph) shall be included in all copies or substantial portions of the 137d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * Software. 147d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * 157d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 167d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 177d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 187d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 197d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 207d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 217d608d0c331c101088273655708965fb9f1be56eKenneth Graunke * IN THE SOFTWARE. 227d608d0c331c101088273655708965fb9f1be56eKenneth Graunke */ 237d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 247d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "brw_context.h" 257d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "brw_state.h" 267d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "brw_defines.h" 277d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "brw_util.h" 287d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "main/macros.h" 294433b0302d0aa9dc61002e8bb4fd1b752b0be338Brian Paul#include "main/fbobject.h" 307d608d0c331c101088273655708965fb9f1be56eKenneth Graunke#include "intel_batchbuffer.h" 317d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 327d608d0c331c101088273655708965fb9f1be56eKenneth Graunkestatic void 337d608d0c331c101088273655708965fb9f1be56eKenneth Graunkeupload_sbe_state(struct brw_context *brw) 347d608d0c331c101088273655708965fb9f1be56eKenneth Graunke{ 357d608d0c331c101088273655708965fb9f1be56eKenneth Graunke struct intel_context *intel = &brw->intel; 367d608d0c331c101088273655708965fb9f1be56eKenneth Graunke struct gl_context *ctx = &intel->ctx; 377d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* BRW_NEW_FRAGMENT_PROGRAM */ 38c163072197b56e76b656cc472bbe6df650cf11baPaul Berry uint32_t num_outputs = _mesa_bitcount_64(brw->fragment_program->Base.InputsRead); 395aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry /* _NEW_LIGHT */ 405aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry bool shade_model_flat = ctx->Light.ShadeModel == GL_FLAT; 417d608d0c331c101088273655708965fb9f1be56eKenneth Graunke uint32_t dw1, dw10, dw11; 427d608d0c331c101088273655708965fb9f1be56eKenneth Graunke int i; 435edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke int attr = 0, input_index = 0; 442a6d43204024bc47df9bf5f7803d62d4d9580ab5Paul Berry int urb_entry_read_offset = 1; 455edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke uint16_t attr_overrides[FRAG_ATTRIB_MAX]; 46eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu /* _NEW_BUFFERS */ 474433b0302d0aa9dc61002e8bb4fd1b752b0be338Brian Paul bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer); 48eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu uint32_t point_sprite_origin; 497d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 507d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* FINISHME: Attribute Swizzle Control Mode? */ 51dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke dw1 = GEN7_SBE_SWIZZLE_ENABLE | num_outputs << GEN7_SBE_NUM_OUTPUTS_SHIFT; 527d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 53eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu /* _NEW_POINT 54eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu * 55eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu * Window coordinates in an FBO are inverted, which means point 56eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu * sprite origin must be inverted. 57eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu */ 58eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu if ((ctx->Point.SpriteOrigin == GL_LOWER_LEFT) != render_to_fbo) { 59eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu point_sprite_origin = GEN6_SF_POINT_SPRITE_LOWERLEFT; 60eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu } else { 61eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu point_sprite_origin = GEN6_SF_POINT_SPRITE_UPPERLEFT; 62eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu } 63eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu dw1 |= point_sprite_origin; 64eaf360e5bffc5630789367020252cd12fe586177Yuanhan Liu 657d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 667d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw10 = 0; 677d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw11 = 0; 687d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 695edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke /* Create the mapping from the FS inputs we produce to the VS outputs 705edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke * they source from. 715edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke */ 722de8874ec37bfc548de2e16bbefa51341e25d340Kenneth Graunke uint32_t max_source_attr = 0; 735edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke for (; attr < FRAG_ATTRIB_MAX; attr++) { 745aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry enum glsl_interp_qualifier interp_qualifier = 755aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry brw->fragment_program->InterpQualifier[attr]; 765aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry bool is_gl_Color = attr == FRAG_ATTRIB_COL0 || attr == FRAG_ATTRIB_COL1; 775aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry 785edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke if (!(brw->fragment_program->Base.InputsRead & BITFIELD64_BIT(attr))) 795edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke continue; 805edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke 81147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke if (ctx->Point.PointSprite && 82147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke attr >= FRAG_ATTRIB_TEX0 && attr <= FRAG_ATTRIB_TEX7 && 83147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke ctx->Point.CoordReplace[attr - FRAG_ATTRIB_TEX0]) { 84147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke dw10 |= (1 << input_index); 85147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke } 86147d0102952b7c0b16906c08da2ae447ec68185aKenneth Graunke 87186e37c75454965e1a58298e878a9585f4866749Kenneth Graunke if (attr == FRAG_ATTRIB_PNTC) 88186e37c75454965e1a58298e878a9585f4866749Kenneth Graunke dw10 |= (1 << input_index); 89186e37c75454965e1a58298e878a9585f4866749Kenneth Graunke 90cd6b8421cac2df89dc6365ce368232e461caffcdYuanhan Liu /* flat shading */ 915aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry if (interp_qualifier == INTERP_QUALIFIER_FLAT || 925aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry (shade_model_flat && is_gl_Color && 935aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry interp_qualifier == INTERP_QUALIFIER_NONE)) 945aa96286e7e1a5380673eb75e8653616b48751fdPaul Berry dw11 |= (1 << input_index); 95cd6b8421cac2df89dc6365ce368232e461caffcdYuanhan Liu 965edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke /* The hardware can only do the overrides on 16 overrides at a 975edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke * time, and the other up to 16 have to be lined up so that the 985edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke * input index = the output index. We'll need to do some 995edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke * tweaking to make sure that's the case. 1005edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke */ 1015edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke assert(input_index < 16 || attr == input_index); 1025edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke 103f0cecd43d6b6d3f5def3fd43b9c95baaf3be9b16Eric Anholt /* CACHE_NEW_VS_PROG | _NEW_LIGHT | _NEW_PROGRAM */ 1042d909f431c67d0c8c5075dc40f2901076c5bc48bPaul Berry attr_overrides[input_index++] = 105f0cecd43d6b6d3f5def3fd43b9c95baaf3be9b16Eric Anholt get_attr_override(&brw->vs.prog_data->vue_map, 106f0cecd43d6b6d3f5def3fd43b9c95baaf3be9b16Eric Anholt urb_entry_read_offset, attr, 1072de8874ec37bfc548de2e16bbefa51341e25d340Kenneth Graunke ctx->VertexProgram._TwoSideEnabled, 1082de8874ec37bfc548de2e16bbefa51341e25d340Kenneth Graunke &max_source_attr); 1095edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke } 1105edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke 111dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke /* From the Ivy Bridge PRM, Volume 2, Part 1, documentation for 112dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * 3DSTATE_SBE DWord 1 bits 15:11, "Vertex URB Entry Read Length": 113dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * 114dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * "This field should be set to the minimum length required to read the 115dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * maximum source attribute. The maximum source attribute is indicated 116dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * by the maximum value of the enabled Attribute # Source Attribute if 117dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * Attribute Swizzle Enable is set, Number of Output Attributes-1 if 118dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * enable is not set. 119dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * 120dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke * read_length = ceiling((max_source_attr + 1) / 2)" 121dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke */ 122dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke uint32_t urb_entry_read_length = ALIGN(max_source_attr + 1, 2) / 2; 123dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke dw1 |= urb_entry_read_length << GEN7_SBE_URB_ENTRY_READ_LENGTH_SHIFT | 124dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke urb_entry_read_offset << GEN7_SBE_URB_ENTRY_READ_OFFSET_SHIFT; 125dddc5df5192931f40da4f9a4a3b7b59438bc908aKenneth Graunke 126a48cc138a8b7c55f8d12796677e081c2b2085f48Kenneth Graunke for (; input_index < FRAG_ATTRIB_MAX; input_index++) 127a48cc138a8b7c55f8d12796677e081c2b2085f48Kenneth Graunke attr_overrides[input_index] = 0; 1285edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke 1297d608d0c331c101088273655708965fb9f1be56eKenneth Graunke BEGIN_BATCH(14); 1307d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(_3DSTATE_SBE << 16 | (14 - 2)); 1317d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw1); 1327d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1337d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* Output dwords 2 through 9 */ 1347d608d0c331c101088273655708965fb9f1be56eKenneth Graunke for (i = 0; i < 8; i++) { 1355edb3ddf4191b31b4a4e43a85fe1bfbd62a8cb17Kenneth Graunke OUT_BATCH(attr_overrides[i * 2] | attr_overrides[i * 2 + 1] << 16); 1367d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 1377d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1387d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw10); /* point sprite texcoord bitmask */ 1397d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw11); /* constant interp bitmask */ 1407d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(0); /* wrapshortest enables 0-7 */ 1417d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(0); /* wrapshortest enables 8-15 */ 1427d608d0c331c101088273655708965fb9f1be56eKenneth Graunke ADVANCE_BATCH(); 1437d608d0c331c101088273655708965fb9f1be56eKenneth Graunke} 1447d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1457d608d0c331c101088273655708965fb9f1be56eKenneth Graunkeconst struct brw_tracked_state gen7_sbe_state = { 1467d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .dirty = { 147a3d2e3e061f219edc684e46b4c27d3fbcf322c18Kenneth Graunke .mesa = (_NEW_BUFFERS | 148a3d2e3e061f219edc684e46b4c27d3fbcf322c18Kenneth Graunke _NEW_LIGHT | 1497d608d0c331c101088273655708965fb9f1be56eKenneth Graunke _NEW_POINT | 1509f3d3216cf25d8ffed4d72fbce6feacbc2990e4bEric Anholt _NEW_PROGRAM), 1517d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .brw = (BRW_NEW_CONTEXT | 1527b36c68ba6899c7f30fd56b7ef07a78b027771acChad Versace BRW_NEW_FRAGMENT_PROGRAM), 1537d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .cache = CACHE_NEW_VS_PROG 1547d608d0c331c101088273655708965fb9f1be56eKenneth Graunke }, 1557d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .emit = upload_sbe_state, 1567d608d0c331c101088273655708965fb9f1be56eKenneth Graunke}; 1577d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1587d608d0c331c101088273655708965fb9f1be56eKenneth Graunkestatic void 1597d608d0c331c101088273655708965fb9f1be56eKenneth Graunkeupload_sf_state(struct brw_context *brw) 1607d608d0c331c101088273655708965fb9f1be56eKenneth Graunke{ 1617d608d0c331c101088273655708965fb9f1be56eKenneth Graunke struct intel_context *intel = &brw->intel; 1627d608d0c331c101088273655708965fb9f1be56eKenneth Graunke struct gl_context *ctx = &intel->ctx; 1637d608d0c331c101088273655708965fb9f1be56eKenneth Graunke uint32_t dw1, dw2, dw3; 1647d608d0c331c101088273655708965fb9f1be56eKenneth Graunke float point_size; 1657d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* _NEW_BUFFERS */ 1664433b0302d0aa9dc61002e8bb4fd1b752b0be338Brian Paul bool render_to_fbo = _mesa_is_user_fbo(brw->intel.ctx.DrawBuffer); 16797fc89c6cbaa3b5ef7f678d2dc2c7d5bbba05315Paul Berry bool multisampled_fbo = ctx->DrawBuffer->Visual.samples > 1; 1687d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1697b36c68ba6899c7f30fd56b7ef07a78b027771acChad Versace dw1 = GEN6_SF_STATISTICS_ENABLE | 1707b36c68ba6899c7f30fd56b7ef07a78b027771acChad Versace GEN6_SF_VIEWPORT_TRANSFORM_ENABLE; 1717d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 172a98dd64af750fb6dae54b2dc02e0c5a3711156afEric Anholt /* _NEW_BUFFERS */ 173d84a180417d1eabd680554970f1eaaa93abcd41eEric Anholt dw1 |= (brw_depthbuffer_format(brw) << GEN7_SF_DEPTH_BUFFER_SURFACE_FORMAT_SHIFT); 1748c8985bdd714f43a96ce922a7c0284d50aec3d1aKenneth Graunke 1757d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* _NEW_POLYGON */ 1767d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if ((ctx->Polygon.FrontFace == GL_CCW) ^ render_to_fbo) 1777d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_WINDING_CCW; 1787d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1797d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Polygon.OffsetFill) 1807d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_GLOBAL_DEPTH_OFFSET_SOLID; 1817d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1827d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Polygon.OffsetLine) 1837d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_GLOBAL_DEPTH_OFFSET_WIREFRAME; 1847d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1857d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Polygon.OffsetPoint) 1867d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_GLOBAL_DEPTH_OFFSET_POINT; 1877d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1887d608d0c331c101088273655708965fb9f1be56eKenneth Graunke switch (ctx->Polygon.FrontMode) { 1897d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_FILL: 1907d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_FRONT_SOLID; 1917d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 1927d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1937d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_LINE: 1947d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_FRONT_WIREFRAME; 1957d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 1967d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 1977d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_POINT: 1987d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_FRONT_POINT; 1997d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2007d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2017d608d0c331c101088273655708965fb9f1be56eKenneth Graunke default: 2027d608d0c331c101088273655708965fb9f1be56eKenneth Graunke assert(0); 2037d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2047d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 2057d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2067d608d0c331c101088273655708965fb9f1be56eKenneth Graunke switch (ctx->Polygon.BackMode) { 2077d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_FILL: 2087d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_BACK_SOLID; 2097d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2107d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2117d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_LINE: 2127d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_BACK_WIREFRAME; 2137d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2147d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2157d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_POINT: 2167d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw1 |= GEN6_SF_BACK_POINT; 2177d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2187d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2197d608d0c331c101088273655708965fb9f1be56eKenneth Graunke default: 2207d608d0c331c101088273655708965fb9f1be56eKenneth Graunke assert(0); 2217d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2227d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 2237d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2247d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 = 0; 2257d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2267d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Polygon.CullFlag) { 2277d608d0c331c101088273655708965fb9f1be56eKenneth Graunke switch (ctx->Polygon.CullFaceMode) { 2287d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_FRONT: 2297d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_CULL_FRONT; 2307d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2317d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_BACK: 2327d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_CULL_BACK; 2337d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2347d608d0c331c101088273655708965fb9f1be56eKenneth Graunke case GL_FRONT_AND_BACK: 2357d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_CULL_BOTH; 2367d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2377d608d0c331c101088273655708965fb9f1be56eKenneth Graunke default: 2387d608d0c331c101088273655708965fb9f1be56eKenneth Graunke assert(0); 2397d608d0c331c101088273655708965fb9f1be56eKenneth Graunke break; 2407d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 2417d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } else { 2427d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_CULL_NONE; 2437d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 2447d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2457d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* _NEW_SCISSOR */ 2467d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Scissor.Enabled) 2477d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_SCISSOR_ENABLE; 2487d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2497d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* _NEW_LINE */ 25019e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry { 25119e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry uint32_t line_width_u3_7 = U_FIXED(CLAMP(ctx->Line.Width, 0.0, 7.99), 7); 25219e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry /* TODO: line width of 0 is not allowed when MSAA enabled */ 25319e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry if (line_width_u3_7 == 0) 25419e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry line_width_u3_7 = 1; 25519e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry dw2 |= line_width_u3_7 << GEN6_SF_LINE_WIDTH_SHIFT; 25619e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry } 2577d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Line.SmoothFlag) { 2587d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_LINE_AA_ENABLE; 2597d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw2 |= GEN6_SF_LINE_END_CAP_WIDTH_1_0; 2607d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 261b4410ac3944ee30bbf5455e3e649b73f559a7d38Kenneth Graunke if (ctx->Line.StippleFlag && intel->is_haswell) { 262b4410ac3944ee30bbf5455e3e649b73f559a7d38Kenneth Graunke dw2 |= HSW_SF_LINE_STIPPLE_ENABLE; 263b4410ac3944ee30bbf5455e3e649b73f559a7d38Kenneth Graunke } 264cde6544ad7cbc0f4567d294e4d2ac4214199c6ecPaul Berry /* _NEW_MULTISAMPLE */ 265cde6544ad7cbc0f4567d294e4d2ac4214199c6ecPaul Berry if (multisampled_fbo && ctx->Multisample.Enabled) 26619e9b24626c2b9d7abef054d57bb2a52106c545bPaul Berry dw2 |= GEN6_SF_MSRAST_ON_PATTERN; 2677d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2687d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* FINISHME: Last Pixel Enable? Vertex Sub Pixel Precision Select? 2697d608d0c331c101088273655708965fb9f1be56eKenneth Graunke */ 2707d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 271ba36bd0375d89e78e3c2ffb923b9ba7af0e4bfb9Kenneth Graunke dw3 = GEN6_SF_LINE_AA_MODE_TRUE; 2727d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 273ef034f109427f1a8d31dbe10beed825881130f6bKenneth Graunke /* _NEW_PROGRAM | _NEW_POINT */ 2747d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (!(ctx->VertexProgram.PointSizeEnabled || ctx->Point._Attenuated)) 2757d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw3 |= GEN6_SF_USE_STATE_POINT_WIDTH; 2767d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2777d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* Clamp to ARB_point_parameters user limits */ 2787d608d0c331c101088273655708965fb9f1be56eKenneth Graunke point_size = CLAMP(ctx->Point.Size, ctx->Point.MinSize, ctx->Point.MaxSize); 2797d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2807d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* Clamp to the hardware limits and convert to fixed point */ 2817d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw3 |= U_FIXED(CLAMP(point_size, 0.125, 255.875), 3); 2827d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2837d608d0c331c101088273655708965fb9f1be56eKenneth Graunke /* _NEW_LIGHT */ 2847d608d0c331c101088273655708965fb9f1be56eKenneth Graunke if (ctx->Light.ProvokingVertex != GL_FIRST_VERTEX_CONVENTION) { 2857d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw3 |= 2867d608d0c331c101088273655708965fb9f1be56eKenneth Graunke (2 << GEN6_SF_TRI_PROVOKE_SHIFT) | 2877d608d0c331c101088273655708965fb9f1be56eKenneth Graunke (2 << GEN6_SF_TRIFAN_PROVOKE_SHIFT) | 2887d608d0c331c101088273655708965fb9f1be56eKenneth Graunke (1 << GEN6_SF_LINE_PROVOKE_SHIFT); 2897d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } else { 2907d608d0c331c101088273655708965fb9f1be56eKenneth Graunke dw3 |= (1 << GEN6_SF_TRIFAN_PROVOKE_SHIFT); 2917d608d0c331c101088273655708965fb9f1be56eKenneth Graunke } 2927d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 2937d608d0c331c101088273655708965fb9f1be56eKenneth Graunke BEGIN_BATCH(7); 2947d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(_3DSTATE_SF << 16 | (7 - 2)); 2957d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw1); 2967d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw2); 2977d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH(dw3); 2987d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH_F(ctx->Polygon.OffsetUnits * 2); /* constant. copied from gen4 */ 2997d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH_F(ctx->Polygon.OffsetFactor); /* scale */ 3007d608d0c331c101088273655708965fb9f1be56eKenneth Graunke OUT_BATCH_F(0.0); /* XXX: global depth offset clamp */ 3017d608d0c331c101088273655708965fb9f1be56eKenneth Graunke ADVANCE_BATCH(); 3027d608d0c331c101088273655708965fb9f1be56eKenneth Graunke} 3037d608d0c331c101088273655708965fb9f1be56eKenneth Graunke 3047d608d0c331c101088273655708965fb9f1be56eKenneth Graunkeconst struct brw_tracked_state gen7_sf_state = { 3057d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .dirty = { 3067d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .mesa = (_NEW_LIGHT | 307447c488d77ea9710e0ffc238953917189d3000c7Eric Anholt _NEW_PROGRAM | 3087d608d0c331c101088273655708965fb9f1be56eKenneth Graunke _NEW_POLYGON | 3097d608d0c331c101088273655708965fb9f1be56eKenneth Graunke _NEW_LINE | 3107d608d0c331c101088273655708965fb9f1be56eKenneth Graunke _NEW_SCISSOR | 3117d608d0c331c101088273655708965fb9f1be56eKenneth Graunke _NEW_BUFFERS | 312cde6544ad7cbc0f4567d294e4d2ac4214199c6ecPaul Berry _NEW_POINT | 313cde6544ad7cbc0f4567d294e4d2ac4214199c6ecPaul Berry _NEW_MULTISAMPLE), 3147b36c68ba6899c7f30fd56b7ef07a78b027771acChad Versace .brw = BRW_NEW_CONTEXT, 3157d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .cache = CACHE_NEW_VS_PROG 3167d608d0c331c101088273655708965fb9f1be56eKenneth Graunke }, 3177d608d0c331c101088273655708965fb9f1be56eKenneth Graunke .emit = upload_sf_state, 3187d608d0c331c101088273655708965fb9f1be56eKenneth Graunke}; 319