34 lines
1.1 KiB
C++
34 lines
1.1 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2016 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_FLOOD_FILL_H
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#define IGL_FLOOD_FILL_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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// Given a 3D array with sparse non-nan (number?) data fill in the NaNs via
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// flood fill. This should ensure that, e.g., if data near 0 always has a band
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// (surface) of numbered and signed data, then components of nans will be
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// correctly signed.
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//
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// Inputs:
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// res 3-long list of dimensions of grid
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// S res(0)*res(1)*res(2) list of scalar values (with (many) nans), see
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// output
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// Outputs:
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// S flood fill data in place
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template <typename Derivedres, typename DerivedS>
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IGL_INLINE void flood_fill(
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const Eigen::MatrixBase<Derivedres>& res,
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Eigen::PlainObjectBase<DerivedS> & S);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "flood_fill.cpp"
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#endif
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#endif
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