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39 lines
1.2 KiB
39 lines
1.2 KiB
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2019 Hanxiao Shen <hanxiao@cs.nyu.edu>
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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_PREDICATES_SEGMENT_SEGMENT_INTERSECT_H
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#define IGL_PREDICATES_SEGMENT_SEGMENT_INTERSECT_H
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#include "../igl_inline.h"
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#include "predicates.h"
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#include <Eigen/Core>
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namespace igl
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{
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namespace predicates
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{
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/// Given two segments in 2d test whether they intersect each other
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/// using predicates orient2d
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///
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/// @param[in] A: 1st endpoint of segment 1
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/// @param[in] B: 2st endpoint of segment 1
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/// @param[in] C: 1st endpoint of segment 2
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/// @param[in] D: 2st endpoint of segment 2
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/// @return true if they intersect
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template <typename DerivedP>
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IGL_INLINE bool segment_segment_intersect(
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const Eigen::MatrixBase<DerivedP>& A,
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const Eigen::MatrixBase<DerivedP>& B,
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const Eigen::MatrixBase<DerivedP>& C,
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const Eigen::MatrixBase<DerivedP>& D
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);
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}
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "segment_segment_intersect.cpp"
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#endif
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#endif
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