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