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40 lines
1.3 KiB
40 lines
1.3 KiB
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2020 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_BARYCENTRIC_INTERPOLATION_H
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#define IGL_BARYCENTRIC_INTERPOLATION_H
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#include "igl_inline.h"
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#include <Eigen/Core>
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namespace igl
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{
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/// Interpolate data on a triangle mesh using barycentric coordinates
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///
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/// @param[in] D #D by dim list of per-vertex data
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/// @param[in] F #F by 3 list of triangle indices
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/// @param[in] B #X by 3 list of barycentric corodinates
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/// @param[in] I #X list of triangle indices
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/// @param[out] X #X by dim list of interpolated data
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template <
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typename DerivedD,
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typename DerivedF,
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typename DerivedB,
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typename DerivedI,
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typename DerivedX>
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IGL_INLINE void barycentric_interpolation(
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const Eigen::MatrixBase<DerivedD> & D,
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const Eigen::MatrixBase<DerivedF> & F,
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const Eigen::MatrixBase<DerivedB> & B,
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const Eigen::MatrixBase<DerivedI> & I,
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Eigen::PlainObjectBase<DerivedX> & X);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "barycentric_interpolation.cpp"
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#endif
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#endif
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