45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 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_SORT_TRIANGLES_H
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#define IGL_SORT_TRIANGLES_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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// Inputs:
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// V #V by **4** list of homogeneous vertex positions
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// F #F by 3 list of triangle indices
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// MV 4 by 4 model view matrix
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// P 4 by 4 projection matrix
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// Outputs:
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// FF #F by 3 list of sorted triangles indices
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// I #F list of sorted indices
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedMV,
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typename DerivedP,
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typename DerivedFF,
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typename DerivedI>
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IGL_INLINE void sort_triangles(
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const Eigen::PlainObjectBase<DerivedV> & V,
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const Eigen::PlainObjectBase<DerivedF> & F,
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const Eigen::PlainObjectBase<DerivedMV> & MV,
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const Eigen::PlainObjectBase<DerivedP> & P,
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Eigen::PlainObjectBase<DerivedFF> & FF,
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Eigen::PlainObjectBase<DerivedI> & I);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "sort_triangles.cpp"
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#endif
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#endif
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