59 lines
2.6 KiB
C++
59 lines
2.6 KiB
C++
/****************************************************************************
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* VCGLib o o *
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* Visual and Computer Graphics Library o o *
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* _ O _ *
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* Copyright(C) 2004 \/)\/ *
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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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/****************************************************************************
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History
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****************************************************************************/
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#ifndef __VCGLIB_VERTEX_DISTANCE
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#define __VCGLIB_VERTEX_DISTANCE
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#include <vcg/math/base.h>
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#include <vcg/space/point3.h>
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namespace vcg {
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namespace vertex{
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class PointDistanceFunctor {
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public:
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template <class VERTEXTYPE, class SCALARTYPE>
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inline bool operator () (const VERTEXTYPE & v, const Point3<SCALARTYPE> & p, SCALARTYPE & minDist, Point3<SCALARTYPE> & q) {
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const Point3<typename VERTEXTYPE::ScalarType> fp = Point3<typename VERTEXTYPE::ScalarType>::Construct(p);
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typename VERTEXTYPE::ScalarType md = (typename VERTEXTYPE::ScalarType)(minDist);
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md=(v.P()-fp).Norm();
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const bool ret = (md<minDist);
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minDist = (SCALARTYPE)(md);
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q = p;
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return (ret);
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}
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};
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} // end namespace face
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} // end namespace vcg
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#endif
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