look_at.h

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// This file is part of libigl, a simple c++ geometry processing library.
// 
// Copyright (C) 2015 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/.
#ifndef IGL_LOOK_AT_H
#define IGL_LOOK_AT_H
#include "igl_inline.h"
 
#include <Eigen/Dense>
 
namespace igl 
{
  template <
    typename Derivedeye,
    typename Derivedcenter,
    typename Derivedup,
    typename DerivedR >
  IGL_INLINE void look_at(
    const Eigen::PlainObjectBase<Derivedeye> & eye,
    const Eigen::PlainObjectBase<Derivedcenter> & center,
    const Eigen::PlainObjectBase<Derivedup> & up,
    Eigen::PlainObjectBase<DerivedR> & R);
}
 
#ifndef IGL_STATIC_LIBRARY
#  include "look_at.cpp"
#endif
 
#endif