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diff --git a/mesalib/src/glu/sgi/libnurbs/interface/incurveeval.cc b/mesalib/src/glu/sgi/libnurbs/interface/incurveeval.cc
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index 96ea8896a..000000000
--- a/mesalib/src/glu/sgi/libnurbs/interface/incurveeval.cc
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-/*
-** License Applicability. Except to the extent portions of this file are
-** made subject to an alternative license as permitted in the SGI Free
-** Software License B, Version 1.1 (the "License"), the contents of this
-** file are subject only to the provisions of the License. You may not use
-** this file except in compliance with the License. You may obtain a copy
-** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
-** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
-**
-** http://oss.sgi.com/projects/FreeB
-**
-** Note that, as provided in the License, the Software is distributed on an
-** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
-** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
-** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
-** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
-**
-** Original Code. The Original Code is: OpenGL Sample Implementation,
-** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
-** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
-** Copyright in any portions created by third parties is as indicated
-** elsewhere herein. All Rights Reserved.
-**
-** Additional Notice Provisions: The application programming interfaces
-** established by SGI in conjunction with the Original Code are The
-** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
-** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
-** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
-** Window System(R) (Version 1.3), released October 19, 1998. This software
-** was created using the OpenGL(R) version 1.2.1 Sample Implementation
-** published by SGI, but has not been independently verified as being
-** compliant with the OpenGL(R) version 1.2.1 Specification.
-**
-*/
-/*
-*/
-
-#include <stdlib.h>
-#include <stdio.h>
-
-#include "glcurveval.h"
-
-
-/*
- *compute the Bezier polynomials C[n,j](v) for all j at v with
- *return values stored in coeff[], where
- * C[n,j](v) = (n,j) * v^j * (1-v)^(n-j),
- * j=0,1,2,...,n.
- *order : n+1
- *vprime: v
- *coeff : coeff[j]=C[n,j](v), this array store the returned values.
- *The algorithm is a recursive scheme:
- * C[0,0]=1;
- * C[n,j](v) = (1-v)*C[n-1,j](v) + v*C[n-1,j-1](v), n>=1
- *This code is copied from opengl/soft/so_eval.c:PreEvaluate
- */
-void OpenGLCurveEvaluator::inPreEvaluate(int order, REAL vprime, REAL *coeff)
-{
- int i, j;
- REAL oldval, temp;
- REAL oneMinusvprime;
-
- /*
- * Minor optimization
- * Compute orders 1 and 2 outright, and set coeff[0], coeff[1] to
- * their i==1 loop values to avoid the initialization and the i==1 loop.
- */
- if (order == 1) {
- coeff[0] = 1.0;
- return;
- }
-
- oneMinusvprime = 1-vprime;
- coeff[0] = oneMinusvprime;
- coeff[1] = vprime;
- if (order == 2) return;
-
- for (i = 2; i < order; i++) {
- oldval = coeff[0] * vprime;
- coeff[0] = oneMinusvprime * coeff[0];
- for (j = 1; j < i; j++) {
- temp = oldval;
- oldval = coeff[j] * vprime;
- coeff[j] = temp + oneMinusvprime * coeff[j];
- }
- coeff[j] = oldval;
- }
-}
-
-void OpenGLCurveEvaluator::inMap1f(int which, //0: vert, 1: norm, 2: color, 3: tex
- int k, //dimension
- REAL ulower,
- REAL uupper,
- int ustride,
- int uorder,
- REAL *ctlpoints)
-{
- int i,x;
- curveEvalMachine *temp_em;
- switch(which){
- case 0: //vertex
- vertex_flag = 1;
- temp_em = &em_vertex;
- break;
- case 1: //normal
- normal_flag = 1;
- temp_em = &em_normal;
- break;
- case 2: //color
- color_flag = 1;
- temp_em = &em_color;
- break;
- default:
- texcoord_flag = 1;
- temp_em = &em_texcoord;
- break;
- }
-
- REAL *data = temp_em->ctlpoints;
- temp_em->uprime = -1; //initialized
- temp_em->k = k;
- temp_em->u1 = ulower;
- temp_em->u2 = uupper;
- temp_em->ustride = ustride;
- temp_em->uorder = uorder;
- /*copy the control points*/
- for(i=0; i<uorder; i++){
- for(x=0; x<k; x++){
- data[x] = ctlpoints[x];
- }
- ctlpoints += ustride;
- data += k;
- }
-}
-
-void OpenGLCurveEvaluator::inDoDomain1(curveEvalMachine *em, REAL u, REAL *retPoint)
-{
- int j, row;
- REAL the_uprime;
- REAL *data;
-
- if(em->u2 == em->u1)
- return;
- the_uprime = (u-em->u1) / (em->u2-em->u1);
- /*use already cached values if possible*/
- if(em->uprime != the_uprime){
- inPreEvaluate(em->uorder, the_uprime, em->ucoeff);
- em->uprime = the_uprime;
- }
-
- for(j=0; j<em->k; j++){
- data = em->ctlpoints+j;
- retPoint[j] = 0.0;
- for(row=0; row<em->uorder; row++)
- {
- retPoint[j] += em->ucoeff[row] * (*data);
- data += em->k;
- }
- }
-}
-
-void OpenGLCurveEvaluator::inDoEvalCoord1(REAL u)
-{
- REAL temp_vertex[4];
- REAL temp_normal[3];
- REAL temp_color[4];
- REAL temp_texcoord[4];
- if(texcoord_flag) //there is a texture map
- {
- inDoDomain1(&em_texcoord, u, temp_texcoord);
- texcoordCallBack(temp_texcoord, userData);
- }
-#ifdef DEBUG
-printf("color_flag = %i\n", color_flag);
-#endif
- if(color_flag) //there is a color map
- {
- inDoDomain1(&em_color, u, temp_color);
- colorCallBack(temp_color, userData);
- }
- if(normal_flag) //there is a normal map
- {
- inDoDomain1(&em_normal, u, temp_normal);
- normalCallBack(temp_normal, userData);
- }
- if(vertex_flag)
- {
- inDoDomain1(&em_vertex, u, temp_vertex);
- vertexCallBack(temp_vertex, userData);
- }
-}
-
-void OpenGLCurveEvaluator::inMapMesh1f(int umin, int umax)
-{
- REAL du, u;
- int i;
- if(global_grid_nu == 0)
- return; //no points to output
- du = (global_grid_u1 - global_grid_u0) / (REAL) global_grid_nu;
- bgnline();
- for(i=umin; i<= umax; i++){
- u = (i==global_grid_nu)? global_grid_u1: global_grid_u0 + i*du;
- inDoEvalCoord1(u);
- }
- endline();
-}