102 lines
3.3 KiB
C
102 lines
3.3 KiB
C
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/****************************************************************************
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* MeshLab o o *
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* A versatile mesh processing toolbox o o *
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* _ O _ *
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* Copyright(C) 2005 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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#ifndef VCGADDONS_H
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#define VCGADDONS_H
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namespace vcg {
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template <typename Scalar>
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inline Scalar MaxCoeff(Point3<Scalar> const & p)
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{
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return std::max(std::max(p.X(), p.Y()), p.Z());
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}
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//template <typename Scalar>
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//inline Scalar MinCoeff(Point3<Scalar> const & p)
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//{
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// return std::min(std::min(p.X(), p.Y()), p.Z());
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//}
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template <typename Scalar>
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inline Scalar Dot(Point3<Scalar> const & p1, Point3<Scalar> const & p2)
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{
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return p1.X() * p2.X() + p1.Y() * p2.Y() + p1.Z() * p2.Z();
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}
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//template <typename Scalar>
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//inline Point3<Scalar> Cross(Point3<Scalar> const & p1, Point3<Scalar> const & p2)
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//{
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// return p1 ^ p2;
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//}
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//template <typename Scalar>
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//inline Point3<Scalar> CwiseAdd(Point3<Scalar> const & p1, Scalar s)
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//{
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// return Point3<Scalar>(p1.X() + s, p1.Y() + s, p1.Z() + s);
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//}
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template <typename Scalar>
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inline int MaxCoeffId(Point3<Scalar> const & p)
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{
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if (p.X()>p.Y())
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return p.X()>p.Z() ? 0 : 2;
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else
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return p.Y()>p.Z() ? 1 : 2;
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}
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//template <typename Scalar>
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//inline int MinCoeffId(Point3<Scalar> const & p)
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//{
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// if (p.X()<p.Y())
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// return p.X()<p.Z() ? 0 : 2;
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// else
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// return p.Y()<p.Z() ? 1 : 2;
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//}
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//template <typename ToType, typename Scalar>
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//inline Point3<ToType> Point3Cast(const Point3<Scalar>& p)
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//{
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// return Point3<ToType>(p.X(), p.Y(), p.Z());
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//}
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//template<class Scalar>
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//Scalar Distance(const Point3<Scalar> &p, const Box3<Scalar> &bbox)
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//{
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// Scalar dist2 = 0.;
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// Scalar aux;
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// for (int k=0 ; k<3 ; ++k)
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// {
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// if ( (aux = (p[k]-bbox.min[k]))<0. )
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// dist2 += aux*aux;
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// else if ( (aux = (bbox.max[k]-p[k]))<0. )
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// dist2 += aux*aux;
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// }
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// return sqrt(dist2);
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//}
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}
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#endif
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