1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Mesa 3-D graphics library 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Version: 6.1 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Copyright (C) 1999-2004 Brian Paul All Rights Reserved. 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Permission is hereby granted, free of charge, to any person obtaining a 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * copy of this software and associated documentation files (the "Software"), 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * to deal in the Software without restriction, including without limitation 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * the rights to use, copy, modify, merge, publish, distribute, sublicense, 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * and/or sell copies of the Software, and to permit persons to whom the 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Software is furnished to do so, subject to the following conditions: 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The above copyright notice and this permission notice shall be included 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * in all copies or substantial portions of the Software. 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Authors: 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Keith Whitwell <keith@tungstengraphics.com> 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/glheader.h" 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/context.h" 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/macros.h" 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "math/m_eval.h" 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "main/dispatch.h" 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "vbo_exec.h" 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void clear_active_eval1( struct vbo_exec_context *exec, GLuint attr ) 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(exec->eval.map1)); 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map1[attr].map = NULL; 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void clear_active_eval2( struct vbo_exec_context *exec, GLuint attr ) 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(exec->eval.map2)); 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[attr].map = NULL; 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void set_active_eval1( struct vbo_exec_context *exec, GLuint attr, GLuint dim, 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_1d_map *map ) 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(exec->eval.map1)); 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!exec->eval.map1[attr].map) { 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map1[attr].map = map; 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map1[attr].sz = dim; 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgstatic void set_active_eval2( struct vbo_exec_context *exec, GLuint attr, GLuint dim, 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_2d_map *map ) 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(exec->eval.map2)); 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!exec->eval.map2[attr].map) { 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[attr].map = map; 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[attr].sz = dim; 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid vbo_exec_eval_update( struct vbo_exec_context *exec ) 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_context *ctx = exec->ctx; 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint attr; 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Vertex program maps have priority over conventional attribs */ 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (attr = 0; attr < VBO_ATTRIB_FIRST_MATERIAL; attr++) { 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_active_eval1( exec, attr ); 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org clear_active_eval2( exec, attr ); 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map1Color4) 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_COLOR0, 4, &ctx->EvalMap.Map1Color4 ); 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map2Color4) 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_COLOR0, 4, &ctx->EvalMap.Map2Color4 ); 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map1TextureCoord4) 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_TEX0, 4, &ctx->EvalMap.Map1Texture4 ); 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map1TextureCoord3) 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_TEX0, 3, &ctx->EvalMap.Map1Texture3 ); 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map1TextureCoord2) 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_TEX0, 2, &ctx->EvalMap.Map1Texture2 ); 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map1TextureCoord1) 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_TEX0, 1, &ctx->EvalMap.Map1Texture1 ); 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map2TextureCoord4) 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_TEX0, 4, &ctx->EvalMap.Map2Texture4 ); 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map2TextureCoord3) 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_TEX0, 3, &ctx->EvalMap.Map2Texture3 ); 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map2TextureCoord2) 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_TEX0, 2, &ctx->EvalMap.Map2Texture2 ); 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map2TextureCoord1) 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_TEX0, 1, &ctx->EvalMap.Map2Texture1 ); 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map1Normal) 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_NORMAL, 3, &ctx->EvalMap.Map1Normal ); 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map2Normal) 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_NORMAL, 3, &ctx->EvalMap.Map2Normal ); 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map1Vertex4) 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_POS, 4, &ctx->EvalMap.Map1Vertex4 ); 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map1Vertex3) 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, VBO_ATTRIB_POS, 3, &ctx->EvalMap.Map1Vertex3 ); 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map2Vertex4) 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_POS, 4, &ctx->EvalMap.Map2Vertex4 ); 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (ctx->Eval.Map2Vertex3) 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, VBO_ATTRIB_POS, 3, &ctx->EvalMap.Map2Vertex3 ); 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* _NEW_PROGRAM */ 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->VertexProgram._Enabled) { 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* These are the 16 evaluators which GL_NV_vertex_program defines. 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * They alias and override the conventional vertex attributs. 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (attr = 0; attr < 16; attr++) { 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* _NEW_EVAL */ 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(ctx->Eval.Map1Attrib)); 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map1Attrib[attr]) 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval1( exec, attr, 4, &ctx->EvalMap.Map1Attrib[attr] ); 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(attr < Elements(ctx->Eval.Map2Attrib)); 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (ctx->Eval.Map2Attrib[attr]) 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org set_active_eval2( exec, attr, 4, &ctx->EvalMap.Map2Attrib[attr] ); 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.recalculate_maps = 0; 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid vbo_exec_do_EvalCoord1f(struct vbo_exec_context *exec, GLfloat u) 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint attr; 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (attr = 1; attr <= VBO_ATTRIB_TEX7; attr++) { 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_1d_map *map = exec->eval.map1[attr].map; 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (map) { 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat uu = (u - map->u1) * map->du; 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat data[4]; 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ASSIGN_4V(data, 0, 0, 0, 1); 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _math_horner_bezier_curve(map->Points, data, uu, 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map1[attr].sz, 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org map->Order); 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org COPY_SZ_4V( exec->vtx.attrptr[attr], 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->vtx.attrsz[attr], 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data ); 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /** Vertex -- EvalCoord1f is a noop if this map not enabled: 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **/ 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->eval.map1[0].map) { 167f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_1d_map *map = exec->eval.map1[0].map; 168f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat uu = (u - map->u1) * map->du; 169f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat vertex[4]; 170f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 171f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ASSIGN_4V(vertex, 0, 0, 0, 1); 172f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 173f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _math_horner_bezier_curve(map->Points, vertex, uu, 174f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map1[0].sz, 175f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org map->Order); 176f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 177f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->eval.map1[0].sz == 4) 178f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CALL_Vertex4fv(GET_DISPATCH(), ( vertex )); 179f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 180f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CALL_Vertex3fv(GET_DISPATCH(), ( vertex )); 181f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 182f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 183f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 184f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 185f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 186f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid vbo_exec_do_EvalCoord2f( struct vbo_exec_context *exec, 187f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat u, GLfloat v ) 188f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 189f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLuint attr; 190f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 191f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org for (attr = 1; attr <= VBO_ATTRIB_TEX7; attr++) { 192f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_2d_map *map = exec->eval.map2[attr].map; 193f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (map) { 194f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat uu = (u - map->u1) * map->du; 195f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat vv = (v - map->v1) * map->dv; 196f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat data[4]; 197f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 198f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ASSIGN_4V(data, 0, 0, 0, 1); 199f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 200f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _math_horner_bezier_surf(map->Points, 201f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data, 202f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org uu, vv, 203f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[attr].sz, 204f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org map->Uorder, map->Vorder); 205f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 206f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org COPY_SZ_4V( exec->vtx.attrptr[attr], 207f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->vtx.attrsz[attr], 208f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org data ); 209f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 210f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 211f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 212f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /** Vertex -- EvalCoord2f is a noop if this map not enabled: 213f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org **/ 214f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->eval.map2[0].map) { 215f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org struct gl_2d_map *map = exec->eval.map2[0].map; 216f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat uu = (u - map->u1) * map->du; 217f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat vv = (v - map->v1) * map->dv; 218f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat vertex[4]; 219f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 220f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ASSIGN_4V(vertex, 0, 0, 0, 1); 221f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 222f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->ctx->Eval.AutoNormal) { 223f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat normal[4]; 224f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLfloat du[4], dv[4]; 225f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 226f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _math_de_casteljau_surf(map->Points, vertex, du, dv, uu, vv, 227f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[0].sz, 228f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org map->Uorder, map->Vorder); 229f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 230f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->eval.map2[0].sz == 4) { 231f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org du[0] = du[0]*vertex[3] - du[3]*vertex[0]; 232f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org du[1] = du[1]*vertex[3] - du[3]*vertex[1]; 233f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org du[2] = du[2]*vertex[3] - du[3]*vertex[2]; 234f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 235f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dv[0] = dv[0]*vertex[3] - dv[3]*vertex[0]; 236f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dv[1] = dv[1]*vertex[3] - dv[3]*vertex[1]; 237f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org dv[2] = dv[2]*vertex[3] - dv[3]*vertex[2]; 238f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 239f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 240f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 241f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CROSS3(normal, du, dv); 242f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org NORMALIZE_3FV(normal); 243f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org normal[3] = 1.0; 244f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 245f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org COPY_SZ_4V( exec->vtx.attrptr[VBO_ATTRIB_NORMAL], 246f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->vtx.attrsz[VBO_ATTRIB_NORMAL], 247f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org normal ); 248f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 249f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 250f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 251f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org _math_horner_bezier_surf(map->Points, vertex, uu, vv, 252f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org exec->eval.map2[0].sz, 253f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org map->Uorder, map->Vorder); 254f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 255f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 256f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (exec->vtx.attrsz[0] == 4) 257f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CALL_Vertex4fv(GET_DISPATCH(), ( vertex )); 258f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else 259f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CALL_Vertex3fv(GET_DISPATCH(), ( vertex )); 260f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 261f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 262f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 263f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 264