st_extensions.c revision 5257a6dbc65d742e6d0fcf4278a4157b2f39fdf7
1c6499a741c99394e81d1d86ffd066f3d9749875cBrian/************************************************************************** 2c6499a741c99394e81d1d86ffd066f3d9749875cBrian * 3c6499a741c99394e81d1d86ffd066f3d9749875cBrian * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. 4fd2492d24447e461f36982da268caf0317885967Roland Scheidegger * Copyright (c) 2008 VMware, Inc. 5c6499a741c99394e81d1d86ffd066f3d9749875cBrian * All Rights Reserved. 6c6499a741c99394e81d1d86ffd066f3d9749875cBrian * 7c6499a741c99394e81d1d86ffd066f3d9749875cBrian * Permission is hereby granted, free of charge, to any person obtaining a 8c6499a741c99394e81d1d86ffd066f3d9749875cBrian * copy of this software and associated documentation files (the 9c6499a741c99394e81d1d86ffd066f3d9749875cBrian * "Software"), to deal in the Software without restriction, including 10c6499a741c99394e81d1d86ffd066f3d9749875cBrian * without limitation the rights to use, copy, modify, merge, publish, 11c6499a741c99394e81d1d86ffd066f3d9749875cBrian * distribute, sub license, and/or sell copies of the Software, and to 12c6499a741c99394e81d1d86ffd066f3d9749875cBrian * permit persons to whom the Software is furnished to do so, subject to 13c6499a741c99394e81d1d86ffd066f3d9749875cBrian * the following conditions: 14c6499a741c99394e81d1d86ffd066f3d9749875cBrian * 15c6499a741c99394e81d1d86ffd066f3d9749875cBrian * The above copyright notice and this permission notice (including the 16c6499a741c99394e81d1d86ffd066f3d9749875cBrian * next paragraph) shall be included in all copies or substantial portions 17c6499a741c99394e81d1d86ffd066f3d9749875cBrian * of the Software. 18c6499a741c99394e81d1d86ffd066f3d9749875cBrian * 19c6499a741c99394e81d1d86ffd066f3d9749875cBrian * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 20c6499a741c99394e81d1d86ffd066f3d9749875cBrian * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21c6499a741c99394e81d1d86ffd066f3d9749875cBrian * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 22c6499a741c99394e81d1d86ffd066f3d9749875cBrian * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 23c6499a741c99394e81d1d86ffd066f3d9749875cBrian * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 24c6499a741c99394e81d1d86ffd066f3d9749875cBrian * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 25c6499a741c99394e81d1d86ffd066f3d9749875cBrian * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 26c6499a741c99394e81d1d86ffd066f3d9749875cBrian * 27c6499a741c99394e81d1d86ffd066f3d9749875cBrian **************************************************************************/ 28c6499a741c99394e81d1d86ffd066f3d9749875cBrian 29c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "main/imports.h" 30c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "main/context.h" 31c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "main/macros.h" 32edc09358f72cd48cb2315daf23c82e7646aeaea3Vinson Lee#include "main/mfeatures.h" 33c6499a741c99394e81d1d86ffd066f3d9749875cBrian 34c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "pipe/p_context.h" 35c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "pipe/p_defines.h" 368383f798b41df9a305e0a33afe8afa028d5d5dfbBrian#include "pipe/p_screen.h" 37c6499a741c99394e81d1d86ffd066f3d9749875cBrian 38c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "st_context.h" 39c6499a741c99394e81d1d86ffd066f3d9749875cBrian#include "st_extensions.h" 40c6499a741c99394e81d1d86ffd066f3d9749875cBrian 41c6499a741c99394e81d1d86ffd066f3d9749875cBrian 4254507125e735ffa595e252282eaabf38095c21e1Alan Hourihanestatic int _min(int a, int b) 43e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian{ 44e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian return (a < b) ? a : b; 45e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian} 46e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian 4718ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonsecastatic float _maxf(float a, float b) 4844254b92480115e5c8a2d5cf78f99195c03701ebBrian{ 4944254b92480115e5c8a2d5cf78f99195c03701ebBrian return (a > b) ? a : b; 5044254b92480115e5c8a2d5cf78f99195c03701ebBrian} 5144254b92480115e5c8a2d5cf78f99195c03701ebBrian 5254507125e735ffa595e252282eaabf38095c21e1Alan Hourihanestatic int _clamp(int a, int min, int max) 53c6499a741c99394e81d1d86ffd066f3d9749875cBrian{ 54e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian if (a < min) 55e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian return min; 56e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian else if (a > max) 57e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian return max; 58e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian else 59e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian return a; 60c6499a741c99394e81d1d86ffd066f3d9749875cBrian} 61c6499a741c99394e81d1d86ffd066f3d9749875cBrian 62c6499a741c99394e81d1d86ffd066f3d9749875cBrian 63e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian/** 64e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian * Query driver to get implementation limits. 65e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian * Note that we have to limit/clamp against Mesa's internal limits too. 66e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian */ 67c6499a741c99394e81d1d86ffd066f3d9749875cBrianvoid st_init_limits(struct st_context *st) 68c6499a741c99394e81d1d86ffd066f3d9749875cBrian{ 698383f798b41df9a305e0a33afe8afa028d5d5dfbBrian struct pipe_screen *screen = st->pipe->screen; 70e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian struct gl_constants *c = &st->ctx->Const; 71c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul gl_shader_type sh; 72e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian 73e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian c->MaxTextureLevels 7454507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS), 75e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian MAX_TEXTURE_LEVELS); 76c6499a741c99394e81d1d86ffd066f3d9749875cBrian 77e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian c->Max3DTextureLevels 7854507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_3D_LEVELS), 79e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian MAX_3D_TEXTURE_LEVELS); 80c6499a741c99394e81d1d86ffd066f3d9749875cBrian 81e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian c->MaxCubeTextureLevels 8254507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS), 83e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian MAX_CUBE_TEXTURE_LEVELS); 84c6499a741c99394e81d1d86ffd066f3d9749875cBrian 85e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian c->MaxTextureRectSize 8654507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _min(1 << (c->MaxTextureLevels - 1), MAX_TEXTURE_RECT_SIZE); 87c6499a741c99394e81d1d86ffd066f3d9749875cBrian 88d917ad5dbd17f2399a5a3590fe6c06a64d683771Brian Paul c->MaxTextureImageUnits 8954507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _min(screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS), 90e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian MAX_TEXTURE_IMAGE_UNITS); 91c6499a741c99394e81d1d86ffd066f3d9749875cBrian 921d9360b67829a37b369e32c894183db1cecf827bBrian c->MaxVertexTextureImageUnits 9315a3fdb63e0511860ee84c168b84dd0bcfca6094Brian Paul = _min(screen->get_param(screen, PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS), 9415a3fdb63e0511860ee84c168b84dd0bcfca6094Brian Paul MAX_VERTEX_TEXTURE_IMAGE_UNITS); 951d9360b67829a37b369e32c894183db1cecf827bBrian 96853d4807fe220b17cf5af5a76b24f2466238013bMichal Krol c->MaxCombinedTextureImageUnits 97853d4807fe220b17cf5af5a76b24f2466238013bMichal Krol = _min(screen->get_param(screen, PIPE_CAP_MAX_COMBINED_SAMPLERS), 98853d4807fe220b17cf5af5a76b24f2466238013bMichal Krol MAX_COMBINED_TEXTURE_IMAGE_UNITS); 99853d4807fe220b17cf5af5a76b24f2466238013bMichal Krol 1006cbaa2226fa1237b9f314828fbbc1c8db6509de8Brian Paul c->MaxTextureCoordUnits 1016cbaa2226fa1237b9f314828fbbc1c8db6509de8Brian Paul = _min(c->MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS); 102d917ad5dbd17f2399a5a3590fe6c06a64d683771Brian Paul 1036cbaa2226fa1237b9f314828fbbc1c8db6509de8Brian Paul c->MaxTextureUnits = _min(c->MaxTextureImageUnits, c->MaxTextureCoordUnits); 104d917ad5dbd17f2399a5a3590fe6c06a64d683771Brian Paul 105e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian c->MaxDrawBuffers 10654507125e735ffa595e252282eaabf38095c21e1Alan Hourihane = _clamp(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS), 107e2feb80a90f3e9300c70a4a4eb3e966131f5c313Brian 1, MAX_DRAW_BUFFERS); 10844254b92480115e5c8a2d5cf78f99195c03701ebBrian 10944254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxLineWidth 11018ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonseca = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_LINE_WIDTH)); 11144254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxLineWidthAA 11218ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonseca = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_LINE_WIDTH_AA)); 11344254b92480115e5c8a2d5cf78f99195c03701ebBrian 11444254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxPointSize 11518ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonseca = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_POINT_WIDTH)); 11644254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxPointSizeAA 11718ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonseca = _maxf(1.0f, screen->get_paramf(screen, PIPE_CAP_MAX_POINT_WIDTH_AA)); 118dd7be07c9685012b3e9fdfbaa13dc638abf6a9d1Roland Scheidegger /* called after _mesa_create_context/_mesa_init_point, fix default user 119dd7be07c9685012b3e9fdfbaa13dc638abf6a9d1Roland Scheidegger * settable max point size up 120dd7be07c9685012b3e9fdfbaa13dc638abf6a9d1Roland Scheidegger */ 121dd7be07c9685012b3e9fdfbaa13dc638abf6a9d1Roland Scheidegger st->ctx->Point.MaxSize = MAX2(c->MaxPointSize, c->MaxPointSizeAA); 1222c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger /* these are not queryable. Note that GL basically mandates a 1.0 minimum 1232c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger * for non-aa sizes, but we can go down to 0.0 for aa points. 1242c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger */ 1252c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger c->MinPointSize = 1.0f; 1262c326e72664e65166c68b027b26aaf373f3be36dRoland Scheidegger c->MinPointSizeAA = 0.0f; 12744254b92480115e5c8a2d5cf78f99195c03701ebBrian 12844254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxTextureMaxAnisotropy 12918ec140ef27b6488bea9d54e21b08b0a3afbcafeJosé Fonseca = _maxf(2.0f, screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_ANISOTROPY)); 13044254b92480115e5c8a2d5cf78f99195c03701ebBrian 13144254b92480115e5c8a2d5cf78f99195c03701ebBrian c->MaxTextureLodBias 1328383f798b41df9a305e0a33afe8afa028d5d5dfbBrian = screen->get_paramf(screen, PIPE_CAP_MAX_TEXTURE_LOD_BIAS); 1334650b35846e8e87fb0d74573a5f66452bb449b4bBrian 134b54225ccd6d3bc1b678e27c2f00ebddf5bf1046dBrian c->MaxDrawBuffers 135b54225ccd6d3bc1b678e27c2f00ebddf5bf1046dBrian = CLAMP(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS), 136b54225ccd6d3bc1b678e27c2f00ebddf5bf1046dBrian 1, MAX_DRAW_BUFFERS); 13702edc8da36d6e01635bcfbb5073f0f718de96c37Brian Paul 138dd8f5c33f3a54212a0d7d072cd75b321f5abcda8Corbin Simpson /* Quads always follow GL provoking rules. */ 139dd8f5c33f3a54212a0d7d072cd75b321f5abcda8Corbin Simpson c->QuadsFollowProvokingVertexConvention = GL_FALSE; 140dad962bafe8ffd7fdb35c28cfb8bbd5a297c8083José Fonseca 141c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul for (sh = 0; sh < MESA_SHADER_TYPES; ++sh) { 142c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul struct gl_shader_compiler_options *options = 143c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul &st->ctx->ShaderCompilerOptions[sh]; 1449f7f7b3ff87e756a5d42eb4c6a953ec33e128f89Vinson Lee struct gl_program_constants *pc; 145c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul 146c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul switch (sh) { 147a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri case PIPE_SHADER_FRAGMENT: 148a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri pc = &c->FragmentProgram; 149a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri break; 150a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri case PIPE_SHADER_VERTEX: 151a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri pc = &c->VertexProgram; 152a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri break; 153a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri case PIPE_SHADER_GEOMETRY: 154a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri pc = &c->GeometryProgram; 155a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri break; 1569f7f7b3ff87e756a5d42eb4c6a953ec33e128f89Vinson Lee default: 1579f7f7b3ff87e756a5d42eb4c6a953ec33e128f89Vinson Lee assert(0); 1589f7f7b3ff87e756a5d42eb4c6a953ec33e128f89Vinson Lee continue; 159a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri } 160a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri 161c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS); 162c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeAluInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS); 163c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeTexInstructions = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS); 164c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeTexIndirections = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS); 165c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeAttribs = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INPUTS); 166c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeTemps = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_TEMPS); 167c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeAddressRegs = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_ADDRS); 168c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul pc->MaxNativeParameters = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONSTS); 169e7c74a7dfab789496761226fe62a08f2d9fea5c7Marek Olšák pc->MaxUniformComponents = 4 * MIN2(pc->MaxNativeParameters, MAX_UNIFORMS); 170a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri 171fbc7c9b7a9d9df979ea82136d2b74121e5d4346eLuca Barbieri options->EmitNoNoise = TRUE; 172fbc7c9b7a9d9df979ea82136d2b74121e5d4346eLuca Barbieri 173b37459388b22fb6a831d45bc08e51cdb7b9c610cLuca Barbieri /* TODO: make these more fine-grained if anyone needs it */ 174c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoIfs = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH); 175c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoLoops = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH); 176c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoFunctions = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES); 177c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoMainReturn = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES); 178b37459388b22fb6a831d45bc08e51cdb7b9c610cLuca Barbieri 179c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoCont = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED); 180b37459388b22fb6a831d45bc08e51cdb7b9c610cLuca Barbieri 181c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoIndirectInput = !screen->get_shader_param(screen, sh, 182cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93daMarek Olšák PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR); 183c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoIndirectOutput = !screen->get_shader_param(screen, sh, 184cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93daMarek Olšák PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR); 185c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoIndirectTemp = !screen->get_shader_param(screen, sh, 186cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93daMarek Olšák PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR); 187c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->EmitNoIndirectUniform = !screen->get_shader_param(screen, sh, 188cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93daMarek Olšák PIPE_SHADER_CAP_INDIRECT_CONST_ADDR); 189cbfdf262ccf8b573f1fa4c0065a8eb1fb87d93daMarek Olšák 190b37459388b22fb6a831d45bc08e51cdb7b9c610cLuca Barbieri if(options->EmitNoLoops) 191c628fd743ee3c3305e9beac7f0e6efacf6982115Brian Paul options->MaxUnrollIterations = MIN2(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS), 65536); 192a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri } 193007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák 194007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák /* PIPE_CAP_MAX_FS_INPUTS specifies the number of COLORn + GENERICn inputs 195007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák * and is set in MaxNativeAttribs. It's always 2 colors + N generic 196007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák * attributes. The GLSL compiler never uses COLORn for varyings, so we 197007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák * subtract the 2 colors to get the maximum number of varyings (generic 198007bac83312b29061753e625edfd45ccab9ecc9cMarek Olšák * attributes) supported by a driver. */ 199a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri c->MaxVarying = screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_MAX_INPUTS) - 2; 200e746a6bb9a6c9f797d1b40ed22b2f296f8fa5aacBrian Paul c->MaxVarying = MIN2(c->MaxVarying, MAX_VARYING); 201e7087175f8a04f777403366fb34b58edd00f4d60Brian Paul 202e7087175f8a04f777403366fb34b58edd00f4d60Brian Paul /* XXX we'll need a better query here someday */ 203e7087175f8a04f777403366fb34b58edd00f4d60Brian Paul if (screen->get_param(screen, PIPE_CAP_GLSL)) { 204e7087175f8a04f777403366fb34b58edd00f4d60Brian Paul c->GLSLVersion = 120; 205e7087175f8a04f777403366fb34b58edd00f4d60Brian Paul } 206c6499a741c99394e81d1d86ffd066f3d9749875cBrian} 207c6499a741c99394e81d1d86ffd066f3d9749875cBrian 208c6499a741c99394e81d1d86ffd066f3d9749875cBrian 209c6499a741c99394e81d1d86ffd066f3d9749875cBrian/** 2106b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul * Use pipe_screen::get_param() to query PIPE_CAP_ values to determine 2116b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul * which GL extensions are supported. 2126b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul * Quite a few extensions are always supported because they are standard 2136b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul * features or can be built on top of other gallium features. 2146b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul * Some fine tuning may still be needed. 215c6499a741c99394e81d1d86ffd066f3d9749875cBrian */ 216c6499a741c99394e81d1d86ffd066f3d9749875cBrianvoid st_init_extensions(struct st_context *st) 217c6499a741c99394e81d1d86ffd066f3d9749875cBrian{ 2188383f798b41df9a305e0a33afe8afa028d5d5dfbBrian struct pipe_screen *screen = st->pipe->screen; 219f9995b30756140724f41daf963fa06167912be7fKristian Høgsberg struct gl_context *ctx = st->ctx; 220c6499a741c99394e81d1d86ffd066f3d9749875cBrian 221c6499a741c99394e81d1d86ffd066f3d9749875cBrian /* 222c6499a741c99394e81d1d86ffd066f3d9749875cBrian * Extensions that are supported by all Gallium drivers: 223c6499a741c99394e81d1d86ffd066f3d9749875cBrian */ 224dd174ea2155ded567494448ffc5de7e022eabc5aBrian Paul ctx->Extensions.ARB_copy_buffer = GL_TRUE; 2255ed6627ceb82845a7b578419b3cd4168ad0106d3Marek Olšák ctx->Extensions.ARB_draw_elements_base_vertex = GL_TRUE; 22662c673b6ac65d27ed83acc92434874b45f75db5cLuca Barbieri ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE; 227cb0ea416bda30a7f7bced78e1edde806fbcb7577Brian Paul ctx->Extensions.ARB_fragment_program = GL_TRUE; 22873e8a2738743035e1347571ba630747d2ec33a2dMarek Olšák ctx->Extensions.ARB_half_float_pixel = GL_TRUE; 2298d0f72e8f901e12841408b95963d43684fb6ce48Brian Paul ctx->Extensions.ARB_map_buffer_range = GL_TRUE; 2306b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul ctx->Extensions.ARB_multisample = GL_TRUE; 2316c4447e6a8ecfcfb094ab2ad8b7371dfa2b7d7bbBrian ctx->Extensions.ARB_texture_border_clamp = GL_TRUE; /* XXX temp */ 2326b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul ctx->Extensions.ARB_texture_compression = GL_TRUE; 233c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_texture_cube_map = GL_TRUE; 234c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_texture_env_combine = GL_TRUE; 235c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE; 236c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE; 23732220c48ad8da199ed6a3d419183fd12bb4fc83eBrian Paul ctx->Extensions.ARB_vertex_array_object = GL_TRUE; 238c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_vertex_buffer_object = GL_TRUE; 2392a795ad5227f7b311c2b32afb77ba11068733283Brian Paul ctx->Extensions.ARB_vertex_program = GL_TRUE; 240a0ae2ca033ec2024da1e01d1c11c0437837c031bMarek Olšák ctx->Extensions.ARB_window_pos = GL_TRUE; 241c6499a741c99394e81d1d86ffd066f3d9749875cBrian 242c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_blend_color = GL_TRUE; 243c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_blend_func_separate = GL_TRUE; 244c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_blend_logic_op = GL_TRUE; 245c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_blend_minmax = GL_TRUE; 246c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_blend_subtract = GL_TRUE; 2470df877a0ee68359d106ba84e3dd3b7c42ae20d5aBrian ctx->Extensions.EXT_framebuffer_blit = GL_TRUE; 248c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_framebuffer_object = GL_TRUE; 249cd232ae22f9590976d0fabd1eb0e75c4d58d96bfMarek Olšák ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; 250c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_fog_coord = GL_TRUE; 25150074ecd3a360d3479d789624a268847a644add8Marek Olšák ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE; 252c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_multi_draw_arrays = GL_TRUE; 253c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_pixel_buffer_object = GL_TRUE; 254c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_point_parameters = GL_TRUE; 255ded8eb25ef149cf7d2cde4169d36f528cf74d22dBrian Paul ctx->Extensions.EXT_provoking_vertex = GL_TRUE; 256c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_secondary_color = GL_TRUE; 257c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_stencil_wrap = GL_TRUE; 258c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_texture_env_add = GL_TRUE; 259c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_texture_env_combine = GL_TRUE; 260c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE; 261c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_texture_lod_bias = GL_TRUE; 2625b27b4ad37bd992d2d3a6fd9d407277113544f30Brian Paul ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE; 263b0669837808dee576dd05c8c335ca78264dd8e80Benjamin Franzke if (ctx->API == API_OPENGLES || ctx->API == API_OPENGLES2) 264b0669837808dee576dd05c8c335ca78264dd8e80Benjamin Franzke ctx->Extensions.EXT_texture_format_BGRA8888 = GL_TRUE; 265c6499a741c99394e81d1d86ffd066f3d9749875cBrian 266a892acef982bd17df81ae16131381a558208c112Brian Paul ctx->Extensions.APPLE_vertex_array_object = GL_TRUE; 267a892acef982bd17df81ae16131381a558208c112Brian Paul 26831a74a6df77daea9084c34b86f217f23a55e6b91Marek Olšák ctx->Extensions.ATI_texture_env_combine3 = GL_TRUE; 26931a74a6df77daea9084c34b86f217f23a55e6b91Marek Olšák 270a0ae2ca033ec2024da1e01d1c11c0437837c031bMarek Olšák ctx->Extensions.MESA_pack_invert = GL_TRUE; 271a0ae2ca033ec2024da1e01d1c11c0437837c031bMarek Olšák 272c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.NV_blend_square = GL_TRUE; 273c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.NV_texgen_reflection = GL_TRUE; 274d0b0df380ac6a9b421dc63531a180b3fd3017621Brian Paul ctx->Extensions.NV_texture_env_combine4 = GL_TRUE; 27540adcd611fe6939895c83e6ae945348437b3e7adMarek Olšák ctx->Extensions.NV_texture_rectangle = GL_TRUE; 276ed1c69710c5046a80a86a9e8b51a1cb15b1b92ebRoland Scheidegger#if 0 277ed1c69710c5046a80a86a9e8b51a1cb15b1b92ebRoland Scheidegger /* possibly could support the following two */ 278a0ae2ca033ec2024da1e01d1c11c0437837c031bMarek Olšák ctx->Extensions.NV_vertex_program = GL_TRUE; 279a0ae2ca033ec2024da1e01d1c11c0437837c031bMarek Olšák ctx->Extensions.NV_vertex_program1_1 = GL_TRUE; 280ed1c69710c5046a80a86a9e8b51a1cb15b1b92ebRoland Scheidegger#endif 281c6499a741c99394e81d1d86ffd066f3d9749875cBrian 2822002e4d06e2627241cd4af88f65b54d2101ef151Chia-I Wu#if FEATURE_OES_EGL_image 2832002e4d06e2627241cd4af88f65b54d2101ef151Chia-I Wu ctx->Extensions.OES_EGL_image = GL_TRUE; 2842002e4d06e2627241cd4af88f65b54d2101ef151Chia-I Wu#endif 28534064756a5e2c8952c9de26eaebafddabd562540Chia-I Wu#if FEATURE_OES_draw_texture 28634064756a5e2c8952c9de26eaebafddabd562540Chia-I Wu ctx->Extensions.OES_draw_texture = GL_TRUE; 28734064756a5e2c8952c9de26eaebafddabd562540Chia-I Wu#endif 28834064756a5e2c8952c9de26eaebafddabd562540Chia-I Wu 2896b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul ctx->Extensions.SGIS_generate_mipmap = GL_TRUE; 290c6499a741c99394e81d1d86ffd066f3d9749875cBrian 291c6499a741c99394e81d1d86ffd066f3d9749875cBrian /* 292c6499a741c99394e81d1d86ffd066f3d9749875cBrian * Extensions that depend on the driver/hardware: 293c6499a741c99394e81d1d86ffd066f3d9749875cBrian */ 2948383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS) > 0) { 295c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_draw_buffers = GL_TRUE; 296c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 297c6499a741c99394e81d1d86ffd066f3d9749875cBrian 29842ebe3dfd9b0803913e0d932909ca5872d937c20Dave Airlie if (screen->get_param(screen, PIPE_CAP_TEXTURE_SWIZZLE) > 0) { 29942ebe3dfd9b0803913e0d932909ca5872d937c20Dave Airlie ctx->Extensions.EXT_texture_swizzle = GL_TRUE; 30042ebe3dfd9b0803913e0d932909ca5872d937c20Dave Airlie } 30142ebe3dfd9b0803913e0d932909ca5872d937c20Dave Airlie 3028383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_GLSL)) { 303c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_fragment_shader = GL_TRUE; 304c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_vertex_shader = GL_TRUE; 305c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_shader_objects = GL_TRUE; 306c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_shading_language_100 = GL_TRUE; 307e40a58b7f8ef8079d216932aedf321f7afdf3f3fMarek Olšák ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE; 308e40a58b7f8ef8079d216932aedf321f7afdf3f3fMarek Olšák ctx->Extensions.EXT_separate_shader_objects = GL_TRUE; 309c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 310c6499a741c99394e81d1d86ffd066f3d9749875cBrian 311be66a8f43172327e3cdde27281e40377cacbb121Brian Paul if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_REPEAT) > 0) { 312be66a8f43172327e3cdde27281e40377cacbb121Brian Paul ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE; 313be66a8f43172327e3cdde27281e40377cacbb121Brian Paul } 314be66a8f43172327e3cdde27281e40377cacbb121Brian Paul 31554cf63278ff28eb03503f649c46bf24437a1cbf8Patrice Mandin if (screen->get_param(screen, PIPE_CAP_BLEND_EQUATION_SEPARATE)) { 31654cf63278ff28eb03503f649c46bf24437a1cbf8Patrice Mandin ctx->Extensions.EXT_blend_equation_separate = GL_TRUE; 31754cf63278ff28eb03503f649c46bf24437a1cbf8Patrice Mandin } 31854cf63278ff28eb03503f649c46bf24437a1cbf8Patrice Mandin 319be66a8f43172327e3cdde27281e40377cacbb121Brian Paul if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_CLAMP) > 0) { 320be66a8f43172327e3cdde27281e40377cacbb121Brian Paul ctx->Extensions.EXT_texture_mirror_clamp = GL_TRUE; 321116c863892bdb55d1f82c4569b27d42bd9826798Marek Olšák ctx->Extensions.ATI_texture_mirror_once = GL_TRUE; 322be66a8f43172327e3cdde27281e40377cacbb121Brian Paul } 323be66a8f43172327e3cdde27281e40377cacbb121Brian Paul 3248383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_NPOT_TEXTURES)) { 325c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_texture_non_power_of_two = GL_TRUE; 326c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 327c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3288383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS) > 1) { 329c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_multitexture = GL_TRUE; 330c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 331c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3328383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_TWO_SIDED_STENCIL)) { 333c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ATI_separate_stencil = GL_TRUE; 3342b32c7dff51fa9853ba528744bd191400aa4b206Brian Paul ctx->Extensions.EXT_stencil_two_side = GL_TRUE; 335c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 336c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3378383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_ANISOTROPIC_FILTER)) { 338c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.EXT_texture_filter_anisotropic = GL_TRUE; 339c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 340c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3418383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_POINT_SPRITE)) { 342c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_point_sprite = GL_TRUE; 343ed6125fe9b2a806103cc58a60027aa2aba64dd2fBrian Paul /* GL_NV_point_sprite is not supported by gallium because we don't 344ed6125fe9b2a806103cc58a60027aa2aba64dd2fBrian Paul * support the GL_POINT_SPRITE_R_MODE_NV option. 345ed6125fe9b2a806103cc58a60027aa2aba64dd2fBrian Paul */ 346c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 347c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3488383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_OCCLUSION_QUERY)) { 349c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_occlusion_query = GL_TRUE; 350ff7aa554a11863de2c4c0b4b6d1ec7b07c819739Dave Airlie ctx->Extensions.ARB_occlusion_query2 = GL_TRUE; 351c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 352cdbd5f4203391ee7eb12911bc86fea34dc61c957Mathias Fröhlich if (screen->get_param(screen, PIPE_CAP_TIMER_QUERY)) { 353cdbd5f4203391ee7eb12911bc86fea34dc61c957Mathias Fröhlich ctx->Extensions.EXT_timer_query = GL_TRUE; 354cdbd5f4203391ee7eb12911bc86fea34dc61c957Mathias Fröhlich } 355c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3568383f798b41df9a305e0a33afe8afa028d5d5dfbBrian if (screen->get_param(screen, PIPE_CAP_TEXTURE_SHADOW_MAP)) { 357c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_depth_texture = GL_TRUE; 358aeffba454f8f5bc63bf97c1a0925cfef51af13c2Marek Olšák ctx->Extensions.ARB_fragment_program_shadow = GL_TRUE; 359c6499a741c99394e81d1d86ffd066f3d9749875cBrian ctx->Extensions.ARB_shadow = GL_TRUE; 3608ce6d6b97e6e90451e7372fe3d94e7e31b0ea569Brian ctx->Extensions.EXT_shadow_funcs = GL_TRUE; 361c6499a741c99394e81d1d86ffd066f3d9749875cBrian /*ctx->Extensions.ARB_shadow_ambient = GL_TRUE;*/ 362c6499a741c99394e81d1d86ffd066f3d9749875cBrian } 363c6499a741c99394e81d1d86ffd066f3d9749875cBrian 3646c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul /* GL_EXT_packed_depth_stencil requires both the ability to render to 3656c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul * a depth/stencil buffer and texture from depth/stencil source. 3666c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul */ 3676fb364a1717858d8201b2caf234076ce5d4832acRoland Scheidegger if (screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM, 368127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 369287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_DEPTH_STENCIL, 0) && 3706fb364a1717858d8201b2caf234076ce5d4832acRoland Scheidegger screen->is_format_supported(screen, PIPE_FORMAT_S8_USCALED_Z24_UNORM, 371127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 372287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0)) { 3736c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE; 3746c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul } 3756fb364a1717858d8201b2caf234076ce5d4832acRoland Scheidegger else if (screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED, 376127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 377287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_DEPTH_STENCIL, 0) && 3786fb364a1717858d8201b2caf234076ce5d4832acRoland Scheidegger screen->is_format_supported(screen, PIPE_FORMAT_Z24_UNORM_S8_USCALED, 379127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 380287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0)) { 3816c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE; 3826c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul } 3836c46b49d12b33b04546bee137f75ca7649e9a4efBrian Paul 3846b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul /* sRGB support */ 3857d1a79a04eb1266649956f6924f25071d85e20feJosé Fonseca if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB, 386127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 387287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0) || 3887d1a79a04eb1266649956f6924f25071d85e20feJosé Fonseca screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_SRGB, 389127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 390287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0)) { 39113540d38d9d4ac4f71533ce239f0d9a2b950e6dbBrian Paul ctx->Extensions.EXT_texture_sRGB = GL_TRUE; 392527bf67682db70091abf9c5395433bf9b8b98aabDave Airlie ctx->Extensions.EXT_texture_sRGB_decode = GL_TRUE; 39321b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB, 39421b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie PIPE_TEXTURE_2D, 0, 39521b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie PIPE_BIND_RENDER_TARGET, 0) || 39621b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie screen->is_format_supported(screen, PIPE_FORMAT_B8G8R8A8_SRGB, 39721b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie PIPE_TEXTURE_2D, 0, 39821b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie PIPE_BIND_RENDER_TARGET, 0)) { 39921b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie ctx->Extensions.EXT_framebuffer_sRGB = GL_TRUE; 40021b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie ctx->Const.sRGBCapable = GL_TRUE; 40121b0996dfcbe62c55dd31cc316cd47f2b8531d2eDave Airlie } 40213540d38d9d4ac4f71533ce239f0d9a2b950e6dbBrian Paul } 4033600e7402c2a1824c8e5e2cc6ea189bcdeb4db6bBrian Paul 40471a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8_UNORM, 40571a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie PIPE_TEXTURE_2D, 0, 40671a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie PIPE_BIND_SAMPLER_VIEW, 0)) { 40771a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie ctx->Extensions.ARB_texture_rg = GL_TRUE; 40871a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie } 40971a079fb4ecbd17703ac9b5e6d5ef622fd7bc50fDave Airlie 4106b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul /* s3tc support */ 4113600e7402c2a1824c8e5e2cc6ea189bcdeb4db6bBrian Paul if (screen->is_format_supported(screen, PIPE_FORMAT_DXT5_RGBA, 412127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 413287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0) && 4142a2b156ea5ec40110b9e66ba9ccc7d6f3a314723José Fonseca ctx->Mesa_DXTn) { 4153600e7402c2a1824c8e5e2cc6ea189bcdeb4db6bBrian Paul ctx->Extensions.EXT_texture_compression_s3tc = GL_TRUE; 416577a598dc905d435a31422bb6135ee9d4352f6b6José Fonseca ctx->Extensions.S3_s3tc = GL_TRUE; 4173600e7402c2a1824c8e5e2cc6ea189bcdeb4db6bBrian Paul } 4186b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul 41983ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie if (screen->is_format_supported(screen, PIPE_FORMAT_RGTC1_UNORM, 42083ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_TEXTURE_2D, 0, 42183ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_BIND_SAMPLER_VIEW, 0) && 42283ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie screen->is_format_supported(screen, PIPE_FORMAT_RGTC1_SNORM, 42383ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_TEXTURE_2D, 0, 42483ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_BIND_SAMPLER_VIEW, 0) && 42583ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie screen->is_format_supported(screen, PIPE_FORMAT_RGTC2_UNORM, 42683ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_TEXTURE_2D, 0, 42783ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_BIND_SAMPLER_VIEW, 0) && 42883ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie screen->is_format_supported(screen, PIPE_FORMAT_RGTC2_SNORM, 42983ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_TEXTURE_2D, 0, 43083ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie PIPE_BIND_SAMPLER_VIEW, 0) 43183ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie ) { 43283ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie ctx->Extensions.ARB_texture_compression_rgtc = GL_TRUE; 43383ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie } 43483ebc01c1dd1cd8a960a2a61fc7203f8312644d5Dave Airlie 435384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák if (screen->is_format_supported(screen, PIPE_FORMAT_LATC1_UNORM, 436384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_TEXTURE_2D, 0, 437384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_BIND_SAMPLER_VIEW, 0) && 438384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák screen->is_format_supported(screen, PIPE_FORMAT_LATC1_SNORM, 439384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_TEXTURE_2D, 0, 440384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_BIND_SAMPLER_VIEW, 0) && 441384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák screen->is_format_supported(screen, PIPE_FORMAT_LATC2_UNORM, 442384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_TEXTURE_2D, 0, 443384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_BIND_SAMPLER_VIEW, 0) && 444384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák screen->is_format_supported(screen, PIPE_FORMAT_LATC2_SNORM, 445384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_TEXTURE_2D, 0, 446384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_BIND_SAMPLER_VIEW, 0)) { 447384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák ctx->Extensions.EXT_texture_compression_latc = GL_TRUE; 448384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák } 449384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák 450384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák if (screen->is_format_supported(screen, PIPE_FORMAT_LATC2_UNORM, 451384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_TEXTURE_2D, 0, 452384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák PIPE_BIND_SAMPLER_VIEW, 0)) { 453384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák ctx->Extensions.ATI_texture_compression_3dc = GL_TRUE; 454384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák } 455384845f335d1fbe6766673b988b23a003e104e7bMarek Olšák 4566b1b8e4ca1c911105c42154c9e794262d74652e5Brian Paul /* ycbcr support */ 4577d1a79a04eb1266649956f6924f25071d85e20feJosé Fonseca if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY, 458127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 459287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0) || 4607d1a79a04eb1266649956f6924f25071d85e20feJosé Fonseca screen->is_format_supported(screen, PIPE_FORMAT_YUYV, 461127328bfadaa5f080730fd41f404f1bc74f490d3Roland Scheidegger PIPE_TEXTURE_2D, 0, 462287c94ea4987033f9c99a2f91c5750c9083504caKeith Whitwell PIPE_BIND_SAMPLER_VIEW, 0)) { 4631307eebfa07e3440554eb2871e5dbd94e98ed7a8Brian ctx->Extensions.MESA_ycbcr_texture = GL_TRUE; 4641307eebfa07e3440554eb2871e5dbd94e98ed7a8Brian } 4655c06c52116890342c3988325760a73fd84e2be30Brian Paul 4669b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul /* GL_EXT_texture_array */ 4679b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul if (screen->get_param(screen, PIPE_CAP_ARRAY_TEXTURES)) { 4689b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul ctx->Extensions.EXT_texture_array = GL_TRUE; 4699b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul ctx->Extensions.MESA_texture_array = GL_TRUE; 4709b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul } 4719b56a2cb626b254bcb7b7202e6babd1b5570208fBrian Paul 4725c06c52116890342c3988325760a73fd84e2be30Brian Paul /* GL_ARB_framebuffer_object */ 4735c06c52116890342c3988325760a73fd84e2be30Brian Paul if (ctx->Extensions.EXT_packed_depth_stencil) { 4745c06c52116890342c3988325760a73fd84e2be30Brian Paul /* we support always support GL_EXT_framebuffer_blit */ 4755c06c52116890342c3988325760a73fd84e2be30Brian Paul ctx->Extensions.ARB_framebuffer_object = GL_TRUE; 4765c06c52116890342c3988325760a73fd84e2be30Brian Paul } 477c9b558351847133dced0c9daaeb84d57d550afc9Brian Paul 478c9b558351847133dced0c9daaeb84d57d550afc9Brian Paul if (st->pipe->render_condition) { 479c9b558351847133dced0c9daaeb84d57d550afc9Brian Paul ctx->Extensions.NV_conditional_render = GL_TRUE; 480c9b558351847133dced0c9daaeb84d57d550afc9Brian Paul } 4815fae36147e1067ac8b1eb5bcade2f9b1dbf29aa4Roland Scheidegger 4825fae36147e1067ac8b1eb5bcade2f9b1dbf29aa4Roland Scheidegger if (screen->get_param(screen, PIPE_CAP_INDEP_BLEND_ENABLE)) { 4835fae36147e1067ac8b1eb5bcade2f9b1dbf29aa4Roland Scheidegger ctx->Extensions.EXT_draw_buffers2 = GL_TRUE; 4845fae36147e1067ac8b1eb5bcade2f9b1dbf29aa4Roland Scheidegger } 4855fae36147e1067ac8b1eb5bcade2f9b1dbf29aa4Roland Scheidegger 486afeebecd95b43860c8320f18b50863958de4f765Brian Paul if (screen->get_param(screen, PIPE_CAP_INDEP_BLEND_FUNC)) { 487afeebecd95b43860c8320f18b50863958de4f765Brian Paul ctx->Extensions.ARB_draw_buffers_blend = GL_TRUE; 488afeebecd95b43860c8320f18b50863958de4f765Brian Paul } 489afeebecd95b43860c8320f18b50863958de4f765Brian Paul 490f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák /* GL_ARB_half_float_vertex */ 491f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák if (screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT, 492f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák PIPE_BUFFER, 0, 493f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák PIPE_BIND_VERTEX_BUFFER, 0)) { 494f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák ctx->Extensions.ARB_half_float_vertex = GL_TRUE; 495f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák } 496f2e05acac931889e0820e1cc5d7ea810048a6b5fMarek Olšák 497a508d2dddcc67d0f92cc36b9ed6f36a9bbfc579dLuca Barbieri if (screen->get_shader_param(screen, PIPE_SHADER_GEOMETRY, PIPE_SHADER_CAP_MAX_INSTRUCTIONS) > 0) { 498bb7c2691d25b6aaea2663f85a5b6723edbf56938Brian Paul#if 0 /* XXX re-enable when GLSL compiler again supports geometry shaders */ 499da7bd6a90e1fee5c16327338fd251c0f6be34e36Zack Rusin ctx->Extensions.ARB_geometry_shader4 = GL_TRUE; 500bb7c2691d25b6aaea2663f85a5b6723edbf56938Brian Paul#endif 501da7bd6a90e1fee5c16327338fd251c0f6be34e36Zack Rusin } 502c304869ec02793f2d8bf363d1e3b37c3d121cca7Marek Olšák 503053875a8b193481a7b1c209d9adf9d3d85788884Brian Paul if (screen->get_param(screen, PIPE_CAP_PRIMITIVE_RESTART)) { 504053875a8b193481a7b1c209d9adf9d3d85788884Brian Paul ctx->Extensions.NV_primitive_restart = GL_TRUE; 505053875a8b193481a7b1c209d9adf9d3d85788884Brian Paul } 506053875a8b193481a7b1c209d9adf9d3d85788884Brian Paul 507c304869ec02793f2d8bf363d1e3b37c3d121cca7Marek Olšák if (screen->get_param(screen, PIPE_CAP_DEPTH_CLAMP)) { 508c304869ec02793f2d8bf363d1e3b37c3d121cca7Marek Olšák ctx->Extensions.ARB_depth_clamp = GL_TRUE; 509c304869ec02793f2d8bf363d1e3b37c3d121cca7Marek Olšák } 5105f612f5c006ff006ad1d2b90fbfdcdbee271771eDave Airlie 5115f612f5c006ff006ad1d2b90fbfdcdbee271771eDave Airlie if (screen->get_param(screen, PIPE_CAP_SHADER_STENCIL_EXPORT)) { 5125f612f5c006ff006ad1d2b90fbfdcdbee271771eDave Airlie ctx->Extensions.ARB_shader_stencil_export = GL_TRUE; 5135f612f5c006ff006ad1d2b90fbfdcdbee271771eDave Airlie } 5149cd277684db5a266b451a719a963556664838d6eBrian Paul 51595c7881ac8240fa369e33db411bbd165d0f61948Marek Olšák if (screen->get_param(screen, PIPE_CAP_TGSI_INSTANCEID)) { 5169cd277684db5a266b451a719a963556664838d6eBrian Paul ctx->Extensions.ARB_draw_instanced = GL_TRUE; 51795c7881ac8240fa369e33db411bbd165d0f61948Marek Olšák } 51895c7881ac8240fa369e33db411bbd165d0f61948Marek Olšák if (screen->get_param(screen, PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR)) { 519a6860f0913d5d4be0c73da963e84e97fc926225fBrian Paul ctx->Extensions.ARB_instanced_arrays = GL_TRUE; 5209cd277684db5a266b451a719a963556664838d6eBrian Paul } 5215257a6dbc65d742e6d0fcf4278a4157b2f39fdf7Marek Olšák 5225257a6dbc65d742e6d0fcf4278a4157b2f39fdf7Marek Olšák if (screen->fence_finish) { 5235257a6dbc65d742e6d0fcf4278a4157b2f39fdf7Marek Olšák ctx->Extensions.ARB_sync = GL_TRUE; 5245257a6dbc65d742e6d0fcf4278a4157b2f39fdf7Marek Olšák } 525c6499a741c99394e81d1d86ffd066f3d9749875cBrian} 526