Files
igl/include/igl/ceil.cpp
T
Alec JacobsonandBruegelN 182e36df24 No longer using namespace std; and using namespace Eigen; to avoid issues with other libs (#2483)
* remove `using namespace std;` and fix resulting errors with missing namespaces

* remove `using namespace Eigen;` and fix resulting errors with missing namespaces

This should fix issues like https://github.com/libigl/libigl/issues/2480

* Add missing namespaces

fixup for 9ef213ba34
fixup for 3e88aa04fd

* missing Eigen::

* missing std::

* more missing std::

---------

Co-authored-by: BruegelN <bruegeln@crashing.systems>
2025-06-24 09:22:16 -04:00

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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#include "ceil.h"
#include <cmath>
template < typename DerivedX, typename DerivedY>
IGL_INLINE void igl::ceil(
const Eigen::MatrixBase<DerivedX>& X,
Eigen::PlainObjectBase<DerivedY>& Y)
{
typedef typename DerivedX::Scalar Scalar;
Y = X.unaryExpr([](const Scalar &x)->Scalar{return std::ceil(x);}).template cast<typename DerivedY::Scalar >();
}
#ifdef IGL_STATIC_LIBRARY
// Explicit template instantiation
template void igl::ceil<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1> >(Eigen::MatrixBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&);
#endif