40 lines
1.2 KiB
C
40 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) 2014 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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#ifndef IGL_DIRECTED_EDGE_ORIENTATIONS_H
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#define IGL_DIRECTED_EDGE_ORIENTATIONS_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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#include <Eigen/Geometry>
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#include <Eigen/StdVector>
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#include <vector>
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namespace igl
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{
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// Determine rotations that take each edge from the x-axis to its given rest
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// orientation.
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//
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// Inputs:
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// C #C by 3 list of edge vertex positions
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// E #E by 2 list of directed edges
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// Outputs:
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// Q #E list of quaternions
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//
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template <typename DerivedC, typename DerivedE>
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IGL_INLINE void directed_edge_orientations(
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const Eigen::PlainObjectBase<DerivedC> & C,
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const Eigen::PlainObjectBase<DerivedE> & E,
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std::vector<
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Eigen::Quaterniond,Eigen::aligned_allocator<Eigen::Quaterniond> > & Q);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "directed_edge_orientations.cpp"
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#endif
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#endif
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