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Merged branch 'dev_native' into lm_sla_supports_auto

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Added igl library files
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Lukas Matena 2018-10-26 15:45:52 +02:00
commit 7681d00ee5
2865 changed files with 142806 additions and 22325 deletions
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src/igl/winding_number.h Normal file
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// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2015 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#ifndef IGL_WINDING_NUMBER_H
#define IGL_WINDING_NUMBER_H
#include "igl_inline.h"
#include <Eigen/Core>
// Minimum number of iterms per openmp thread
#ifndef IGL_WINDING_NUMBER_OMP_MIN_VALUE
# define IGL_WINDING_NUMBER_OMP_MIN_VALUE 1000
#endif
namespace igl
{
// WINDING_NUMBER Compute the sum of solid angles of a triangle/tetrahedron
// described by points (vectors) V
//
// Templates:
// dim dimension of input
// Inputs:
// V n by 3 list of vertex positions
// F #F by 3 list of triangle indices, minimum index is 0
// O no by 3 list of origin positions
// Outputs:
// S no by 1 list of winding numbers
//
template <
typename DerivedV,
typename DerivedF,
typename DerivedO,
typename DerivedW>
IGL_INLINE void winding_number(
const Eigen::MatrixBase<DerivedV> & V,
const Eigen::MatrixBase<DerivedF> & F,
const Eigen::MatrixBase<DerivedO> & O,
Eigen::PlainObjectBase<DerivedW> & W);
// Compute winding number of a single point
//
// Inputs:
// V n by dim list of vertex positions
// F #F by dim list of triangle indices, minimum index is 0
// p single origin position
// Outputs:
// w winding number of this point
//
template <
typename DerivedV,
typename DerivedF,
typename Derivedp>
IGL_INLINE typename DerivedV::Scalar winding_number(
const Eigen::MatrixBase<DerivedV> & V,
const Eigen::MatrixBase<DerivedF> & F,
const Eigen::MatrixBase<Derivedp> & p);
}
#ifndef IGL_STATIC_LIBRARY
# include "winding_number.cpp"
#endif
#endif