42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
// 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_AVERAGEEDGELENGTH_H
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#define IGL_AVERAGEEDGELENGTH_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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#include <string>
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#include <vector>
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namespace igl
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{
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// Compute the average edge length for the given triangle mesh
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// Templates:
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// DerivedV derived from vertex positions matrix type: i.e. MatrixXd
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// DerivedF derived from face indices matrix type: i.e. MatrixXi
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// DerivedL derived from edge lengths matrix type: i.e. MatrixXd
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// Inputs:
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// V eigen matrix #V by 3
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// F #F by simplex-size list of mesh faces (must be simplex)
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// Outputs:
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// l average edge length
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//
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// See also: adjacency_matrix
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template <typename DerivedV, typename DerivedF>
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IGL_INLINE double avg_edge_length(
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const Eigen::MatrixBase<DerivedV>& V,
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const Eigen::MatrixBase<DerivedF>& F);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "avg_edge_length.cpp"
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#endif
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#endif
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