mirror of
https://github.com/FULU-Foundation/OrcaSlicer-bambulab.git
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2ae2672ee9
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 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_POINT_SIMPLEX_SQUARED_DISTANCE_H
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#define IGL_POINT_SIMPLEX_SQUARED_DISTANCE_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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// Determine squared distance from a point to linear simplex.
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//
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// Inputs:
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// p d-long query point
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// V #V by d list of vertices
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// Ele #Ele by ss<=d+1 list of simplex indices into V
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// i index into Ele of simplex
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// Outputs:
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// sqr_d squared distance of Ele(i) to p
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// c closest point on Ele(i)
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//
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template <
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int DIM,
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typename Derivedp,
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typename DerivedV,
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typename DerivedEle,
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typename Derivedsqr_d,
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typename Derivedc>
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IGL_INLINE void point_simplex_squared_distance(
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const Eigen::MatrixBase<Derivedp> & p,
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const Eigen::MatrixBase<DerivedV> & V,
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const Eigen::MatrixBase<DerivedEle> & Ele,
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const typename DerivedEle::Index i,
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Derivedsqr_d & sqr_d,
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Eigen::MatrixBase<Derivedc> & c);
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// Determine squared distance from a point to linear simplex.
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// Also return barycentric coordinate of closest point.
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//
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// Inputs:
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// p d-long query point
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// V #V by d list of vertices
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// Ele #Ele by ss<=d+1 list of simplex indices into V
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// i index into Ele of simplex
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// Outputs:
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// sqr_d squared distance of Ele(i) to p
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// c closest point on Ele(i)
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// b barycentric coordinates of closest point on Ele(i)
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//
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template <
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int DIM,
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typename Derivedp,
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typename DerivedV,
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typename DerivedEle,
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typename Derivedsqr_d,
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typename Derivedc,
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typename Derivedb>
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IGL_INLINE void point_simplex_squared_distance(
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const Eigen::MatrixBase<Derivedp> & p,
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const Eigen::MatrixBase<DerivedV> & V,
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const Eigen::MatrixBase<DerivedEle> & Ele,
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const typename DerivedEle::Index i,
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Derivedsqr_d & sqr_d,
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Eigen::MatrixBase<Derivedc> & c,
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Eigen::PlainObjectBase<Derivedb> & b);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "point_simplex_squared_distance.cpp"
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#endif
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#endif
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