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58 lines
2.0 KiB
58 lines
2.0 KiB
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef IGL_REMOVE_DUPLICATE_VERTICES_H
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#define IGL_REMOVE_DUPLICATE_VERTICES_H
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#include "igl_inline.h"
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#include <Eigen/Dense>
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namespace igl
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{
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/// Remove duplicate vertices upto a uniqueness tolerance (epsilon)
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///
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/// @param[in] V #V by dim list of vertex positions
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/// @param[in] epsilon uniqueness tolerance used coordinate-wise: 1e0 --> integer
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/// match, 1e-1 --> match up to first decimal, ... , 0 --> exact match.
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/// @param[out] SV #SV by dim new list of vertex positions
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/// @param[out] SVI #SV by 1 list of indices so SV = V(SVI,:)
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/// @param[out] SVJ #V by 1 list of indices so V = SV(SVJ,:)
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///
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template <
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typename DerivedV,
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typename DerivedSV,
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typename DerivedSVI,
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typename DerivedSVJ>
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IGL_INLINE void remove_duplicate_vertices(
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const Eigen::MatrixBase<DerivedV>& V,
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const double epsilon,
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Eigen::PlainObjectBase<DerivedSV>& SV,
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Eigen::PlainObjectBase<DerivedSVI>& SVI,
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Eigen::PlainObjectBase<DerivedSVJ>& SVJ);
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/// \overload
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/// \brief Wrapper that also remaps given faces (F) --> (SF) so that SF index SV
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/// @param[out] SF #F by dim list of face indices into SV
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedSV,
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typename DerivedSVI,
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typename DerivedSVJ,
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typename DerivedSF>
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IGL_INLINE void remove_duplicate_vertices(
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const Eigen::MatrixBase<DerivedV>& V,
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const Eigen::MatrixBase<DerivedF>& F,
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const double epsilon,
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Eigen::PlainObjectBase<DerivedSV>& SV,
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Eigen::PlainObjectBase<DerivedSVI>& SVI,
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Eigen::PlainObjectBase<DerivedSVJ>& SVJ,
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Eigen::PlainObjectBase<DerivedSF>& SF);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "remove_duplicate_vertices.cpp"
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#endif
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#endif
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