37 lines
920 B
C++
37 lines
920 B
C++
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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) 2015 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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#include "triangles_from_strip.h"
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#include <iostream>
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template <typename DerivedS, typename DerivedF>
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IGL_INLINE void igl::triangles_from_strip(
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const Eigen::MatrixBase<DerivedS>& S,
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Eigen::PlainObjectBase<DerivedF>& F)
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{
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using namespace std;
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F.resize(S.size()-2,3);
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for(int s = 0;s < S.size()-2;s++)
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{
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if(s%2 == 0)
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{
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F(s,0) = S(s+2);
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F(s,1) = S(s+1);
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F(s,2) = S(s+0);
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}else
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{
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F(s,0) = S(s+0);
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F(s,1) = S(s+1);
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F(s,2) = S(s+2);
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}
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}
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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#endif
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