/usr/include/snlVertex.h is in libsnl-dev 0.2.1.svn.18-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | // libSNL - Simple Nurbs Library
// Copyright 2003 Scott A.E. Lanham, Australia.
// --------------------------------------------
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#ifndef SNLVERTEX_H
#define SNLVERTEX_H
#include "snlPoint.h"
#include "snlKnotVector.h"
class snlVertex : public snlPoint
{
public:
snlVertex();
snlVertex ( double x, double y, double z, double w );
snlVertex ( const snlPoint& copyFrom );
snlVector& normal();
void normal ( snlVector& setTo );
void evalParamU ( knot value );
knot evalParamU();
void evalParamV ( knot value );
knot evalParamV();
void operator = ( const snlPoint& copyFrom );
int flag; // Meaning depends on last operation performed on vertex.
protected:
snlVector norm; // Normal vector associated with vertex.
knot paramU; // Parameter values that vertex was evaluated at.
knot paramV; // Only one is used if a curve.
private:
};
#endif
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