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39 lines
1.3 KiB
39 lines
1.3 KiB
1 year ago
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// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2020 Oded Stein <oded.stein@columbia.edu>
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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_AVERAGE_FROM_EDGES_ONTO_VERTICES_H
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#define IGL_AVERAGE_FROM_EDGES_ONTO_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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/// Move a scalar field defined on edges to vertices by averaging
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///
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/// @param[in] F #F by 3 triangle mesh connectivity
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/// @param[in] E #E by 3 mapping from each halfedge to each edge
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/// @param[in] oE #E by 3 orientation as generated by orient_halfedges
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/// @param[in] uE #E by 1 list of scalars
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/// @param[out] uV #V by 1 list of scalar defined on vertices
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///
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/// \see orient_halfedges
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template<typename DerivedF,typename DerivedE,typename DerivedoE,
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typename DeriveduE,typename DeriveduV>
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IGL_INLINE void average_from_edges_onto_vertices(
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const Eigen::MatrixBase<DerivedF> &F,
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const Eigen::MatrixBase<DerivedE> &E,
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const Eigen::MatrixBase<DerivedoE> &oE,
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const Eigen::MatrixBase<DeriveduE> &uE,
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Eigen::PlainObjectBase<DeriveduV> &uV);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "average_from_edges_onto_vertices.cpp"
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#endif
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#endif
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