dust3d/third_party/libigl/include/igl/dot_row.h

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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2014 Daniele Panozzo <daniele.panozzo@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_DOT_ROW_H
#define IGL_DOT_ROW_H
#include "igl/igl_inline.h"
#include <Eigen/Core>
namespace igl
{
// Compute the dot product between each row of A and B
// Templates:
// DerivedV derived from vertex positions matrix type: i.e. MatrixXd
// Inputs:
// A eigen matrix r by c
// B eigen matrix r by c
// Returns:
// d a column vector with r entries that contains the dot product of each corresponding row of A and B
//
template <typename DerivedV>
IGL_INLINE DerivedV dot_row(
const Eigen::PlainObjectBase<DerivedV>& A,
const Eigen::PlainObjectBase<DerivedV>& B);
}
#ifndef IGL_STATIC_LIBRARY
# include "dot_row.cpp"
#endif
#endif