123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell/* 223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * Mesa 3-D graphics library 34b3835dadf37267ad5fba8ffd675e826d3691f9aBrian * Version: 6.5.3 45e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 54b3835dadf37267ad5fba8ffd675e826d3691f9aBrian * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. 65e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * Permission is hereby granted, free of charge, to any person obtaining a 823caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * copy of this software and associated documentation files (the "Software"), 923caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * to deal in the Software without restriction, including without limitation 1023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * the rights to use, copy, modify, merge, publish, distribute, sublicense, 1123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * and/or sell copies of the Software, and to permit persons to whom the 1223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * Software is furnished to do so, subject to the following conditions: 135e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 1423caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * The above copyright notice and this permission notice shall be included 1523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * in all copies or substantial portions of the Software. 165e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen * 1723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 1823caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1923caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 2023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 2123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 2223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 2422144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes * Authors: 2505a4b37707d2c598ea68c05d07a3d65bcbf5a076Brian Paul * Keith Whitwell <keith@tungstengraphics.com> 2623caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell */ 2723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 28c223c6b663cd5db39ba19c2be74b88cc3b8f53f3Brian#include "main/glheader.h" 29c223c6b663cd5db39ba19c2be74b88cc3b8f53f3Brian#include "main/context.h" 30c223c6b663cd5db39ba19c2be74b88cc3b8f53f3Brian#include "main/imports.h" 31c223c6b663cd5db39ba19c2be74b88cc3b8f53f3Brian#include "main/mtypes.h" 3223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 33cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell#include "t_context.h" 3423caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell#include "t_pipeline.h" 356f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell#include "t_vp_build.h" 362b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell#include "t_vertex.h" 3723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 38f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergvoid _tnl_install_pipeline( struct gl_context *ctx, 39ae0eaf93e092ac8e8b1c98f3e986de96940663faKeith Whitwell const struct tnl_pipeline_stage **stages ) 4023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell{ 4123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 4223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell GLuint i; 4323caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 446f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.new_state = ~0; 4523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 46cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell /* Create a writeable copy of each stage. 4723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell */ 48cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell for (i = 0 ; i < MAX_PIPELINE_STAGES && stages[i] ; i++) { 496f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell struct tnl_pipeline_stage *s = &tnl->pipeline.stages[i]; 50e197de56cdb86835f1437688a9161cd909792d80Brian Paul memcpy(s, stages[i], sizeof(*s)); 516f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (s->create) 526f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell s->create(ctx, s); 5323caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell } 545e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen 556f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.nr_stages = i; 5623caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell} 5723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 58f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergvoid _tnl_destroy_pipeline( struct gl_context *ctx ) 5923caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell{ 6023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 61cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell GLuint i; 625e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen 636f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell for (i = 0 ; i < tnl->pipeline.nr_stages ; i++) { 646f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell struct tnl_pipeline_stage *s = &tnl->pipeline.stages[i]; 656f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (s->destroy) 666f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell s->destroy(s); 676f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell } 685e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen 69cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell tnl->pipeline.nr_stages = 0; 7023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell} 7123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 726f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 736f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 74f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergstatic GLuint check_input_changes( struct gl_context *ctx ) 7523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell{ 7623caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 776f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell GLuint i; 786f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 7994b30dc390f1fdd526c080080830016fad3e2ee2Brian Paul for (i = 0; i <= _TNL_LAST_MAT; i++) { 806f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (tnl->vb.AttribPtr[i]->size != tnl->pipeline.last_attrib_size[i] || 816f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->vb.AttribPtr[i]->stride != tnl->pipeline.last_attrib_stride[i]) { 826f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.last_attrib_size[i] = tnl->vb.AttribPtr[i]->size; 836f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.last_attrib_stride[i] = tnl->vb.AttribPtr[i]->stride; 846f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.input_changes |= 1<<i; 8523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell } 866f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell } 876f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 886f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell return tnl->pipeline.input_changes; 896f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell} 906f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 9123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 92f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergstatic GLuint check_output_changes( struct gl_context *ctx ) 936f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell{ 946f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell#if 0 956f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 966f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 976f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell for (i = 0; i < VERT_RESULT_MAX; i++) { 986f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (tnl->vb.ResultPtr[i]->size != tnl->last_result_size[i] || 996f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->vb.ResultPtr[i]->stride != tnl->last_result_stride[i]) { 1006f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->last_result_size[i] = tnl->vb.ResultPtr[i]->size; 1016f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->last_result_stride[i] = tnl->vb.ResultPtr[i]->stride; 1026f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.output_changes |= 1<<i; 10322144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes } 10423caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell } 10523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 1066f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (tnl->pipeline.output_changes) 1076f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->Driver.NotifyOutputChanges( ctx, tnl->pipeline.output_changes ); 1082b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell 1092b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell return tnl->pipeline.output_changes; 1102b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell#else 1112b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell return ~0; 1126f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell#endif 1136f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell} 11423caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 11523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 116f9995b30756140724f41daf963fa06167912be7fKristian Høgsbergvoid _tnl_run_pipeline( struct gl_context *ctx ) 11723caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell{ 11823caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell TNLcontext *tnl = TNL_CONTEXT(ctx); 119cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell unsigned short __tmp; 1206f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell GLuint i; 12123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 122790734045b69c47b1525fbf9106a7ca5a8eb7416Keith Whitwell if (!tnl->vb.Count) 123790734045b69c47b1525fbf9106a7ca5a8eb7416Keith Whitwell return; 124790734045b69c47b1525fbf9106a7ca5a8eb7416Keith Whitwell 1256f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell /* Check for changed input sizes or change in stride to/from zero 1266f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell * (ie const or non-const). 127cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell */ 1286f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (check_input_changes( ctx ) || tnl->pipeline.new_state) { 129a328e469d328f8b6fd5afdfc21d576fa1a2c43fcBrian if (ctx->VertexProgram._MaintainTnlProgram) 13081032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell _tnl_UpdateFixedFunctionProgram( ctx ); 131a661654a33ba38990719ac9f5aea2910a5d5bf77Keith Whitwell 1326f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell for (i = 0; i < tnl->pipeline.nr_stages ; i++) { 1336f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell struct tnl_pipeline_stage *s = &tnl->pipeline.stages[i]; 1346f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (s->validate) 1356f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell s->validate( ctx, s ); 1366f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell } 1376f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell 1386f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.new_state = 0; 1396f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell tnl->pipeline.input_changes = 0; 1402b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell 1412b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell /* Pipeline can only change its output in response to either a 1422b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell * statechange or an input size/stride change. No other changes 1432b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell * are allowed. 1442b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell */ 1452b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell if (check_output_changes( ctx )) 1462b2bd08589099cb480b983835b01cc76a766a3c4Keith Whitwell _tnl_notify_pipeline_output_change( ctx ); 1476f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell } 1485e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen 149e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger#ifndef _OPENMP 150e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger /* Don't adjust FPU precision mode in case multiple threads are to be used. 151e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * This would require that the additional threads also changed the FPU mode 152e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * which is quite a mess as this had to be done in all parallelized sections; 153e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * otherwise the master thread and all other threads are running in different 154e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * modes, producing inconsistent results. 155e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * Note that all x64 implementations don't define/use START_FAST_MATH, so 156e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger * this is "hack" is only used in i386 mode 157e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger */ 1586f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell START_FAST_MATH(__tmp); 159e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger#endif 16016837e4219e03df36c34f08cee1967b946c44536Keith Whitwell 1616f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell for (i = 0; i < tnl->pipeline.nr_stages ; i++) { 1626f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell struct tnl_pipeline_stage *s = &tnl->pipeline.stages[i]; 1636f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell if (!s->run( ctx, s )) 1646f973f33679e034b7cb63806f1ddfabdbdd70123Keith Whitwell break; 16523caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell } 166c6b2a92613a5110dbf387721af8ec505744183b9Keith Whitwell 167e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger#ifndef _OPENMP 168cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell END_FAST_MATH(__tmp); 169e411cd7b0a54d2f9b9f4cda4918aa7742ed5c2a6Andreas Fänger#endif 17023caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell} 17123caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 17223caf20169ac38436ee9c13914f1d6aa7cf6bb5eKeith Whitwell 1735e3bc0c2a2bcdf59949410f94c9b705fc1281ce8Jouk Jansen 174cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell/* The default pipeline. This is useful for software rasterizers, and 175cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * simple hardware rasterizers. For customization, I don't recommend 176cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * tampering with the internals of these stages in the way that 177cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * drivers did in Mesa 3.4. These stages are basically black boxes, 17822144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes * and should be left intact. 179cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 18022144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes * To customize the pipeline, consider: 181cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 182cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * - removing redundant stages (making sure that the software rasterizer 183cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * can cope with this on fallback paths). An example is fog 184cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * coordinate generation, which is not required in the FX driver. 185cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 186cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * - replacing general-purpose machine-independent stages with 187cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * general-purpose machine-specific stages. There is no example of 188cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * this to date, though it must be borne in mind that all subsequent 189cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * stages that reference the output of the new stage must cope with 190cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * any machine-specific data introduced. This may not be easy 191cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * unless there are no such stages (ie the new stage is the last in 192cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * the pipe). 193cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 194cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * - inserting optimized (but specialized) stages ahead of the 195cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * general-purpose fallback implementation. For example, the old 196ae0eaf93e092ac8e8b1c98f3e986de96940663faKeith Whitwell * fastpath mechanism, which only works when the VB->Elts input is 197cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * available, can be duplicated by placing the fastpath stage at the 198cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * head of this pipeline. Such specialized stages are currently 199cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * constrained to have no outputs (ie. they must either finish the * 200cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * pipeline by returning GL_FALSE from run(), or do nothing). 201cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * 202cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell * Some work can be done to lift some of the restrictions in the final 20322144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes * case, if it becomes necessary to do so. 204cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell */ 205ae0eaf93e092ac8e8b1c98f3e986de96940663faKeith Whitwellconst struct tnl_pipeline_stage *_tnl_default_pipeline[] = { 20622144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_vertex_transform_stage, 20722144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_normal_transform_stage, 20822144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_lighting_stage, 20922144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_texgen_stage, 21022144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_texture_transform_stage, 21122144ab7552f0799bcfca506bf4ffa7f70a06649Gareth Hughes &_tnl_point_attenuation_stage, 21281032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell &_tnl_vertex_program_stage, 213e9d1889891ce32ffb3d6425f1e70510ea2c3e24bH. Verbeet &_tnl_fog_coordinate_stage, 214cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell &_tnl_render_stage, 215b97e478fe90f612041e27852eb8c95f45467bde8Keith Whitwell NULL 216cab974cf6c2dbfbf5dd5d291e1aae0f8eeb34290Keith Whitwell}; 21781032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell 21881032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwellconst struct tnl_pipeline_stage *_tnl_vp_pipeline[] = { 2194b3835dadf37267ad5fba8ffd675e826d3691f9aBrian &_tnl_vertex_program_stage, 22081032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell &_tnl_render_stage, 22181032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell NULL 22281032030ff42dd78133d85f7cabab5fb4c9aaf1eKeith Whitwell}; 223