34 lines
1.2 KiB
C++
34 lines
1.2 KiB
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) 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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#include "ceil.h"
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#include <cmath>
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template < typename DerivedX, typename DerivedY>
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IGL_INLINE void igl::ceil(
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const Eigen::PlainObjectBase<DerivedX>& X,
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Eigen::PlainObjectBase<DerivedY>& Y)
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{
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using namespace std;
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//Y = DerivedY::Zero(m,n);
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//#pragma omp parallel for
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//for(int i = 0;i<m;i++)
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//{
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// for(int j = 0;j<n;j++)
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// {
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// Y(i,j) = std::ceil(X(i,j));
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// }
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//}
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typedef typename DerivedX::Scalar Scalar;
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Y = X.unaryExpr([](const Scalar &x)->Scalar{return std::ceil(x);}).template cast<typename DerivedY::Scalar >();
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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template void igl::ceil<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&);
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#endif
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