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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.
82 lines
2.6 KiB
C++
82 lines
2.6 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2014 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_PER_EDGE_NORMALS_H
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#define IGL_PER_EDGE_NORMALS_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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enum PerEdgeNormalsWeightingType
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{
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// Incident face normals have uniform influence on edge normal
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PER_EDGE_NORMALS_WEIGHTING_TYPE_UNIFORM = 0,
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// Incident face normals are averaged weighted by area
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PER_EDGE_NORMALS_WEIGHTING_TYPE_AREA = 1,
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// Area weights
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PER_EDGE_NORMALS_WEIGHTING_TYPE_DEFAULT = 2,
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NUM_PER_EDGE_NORMALS_WEIGHTING_TYPE = 3
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};
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// Compute face normals via vertex position list, face list
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// Inputs:
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// V #V by 3 eigen Matrix of mesh vertex 3D positions
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// F #F by 3 eigen Matrix of face (triangle) indices
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// weight weighting type
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// FN #F by 3 matrix of 3D face normals per face
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// Output:
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// N #2 by 3 matrix of mesh edge 3D normals per row
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// E #E by 2 matrix of edge indices per row
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// EMAP #E by 1 matrix of indices from all edges to E
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//
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedFN,
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typename DerivedN,
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typename DerivedE,
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typename DerivedEMAP>
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IGL_INLINE void per_edge_normals(
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const Eigen::MatrixBase<DerivedV>& V,
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const Eigen::MatrixBase<DerivedF>& F,
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const PerEdgeNormalsWeightingType weight,
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const Eigen::MatrixBase<DerivedFN>& FN,
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Eigen::PlainObjectBase<DerivedN> & N,
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Eigen::PlainObjectBase<DerivedE> & E,
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Eigen::PlainObjectBase<DerivedEMAP> & EMAP);
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedN,
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typename DerivedE,
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typename DerivedEMAP>
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IGL_INLINE void per_edge_normals(
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const Eigen::MatrixBase<DerivedV>& V,
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const Eigen::MatrixBase<DerivedF>& F,
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const PerEdgeNormalsWeightingType weight,
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Eigen::PlainObjectBase<DerivedN> & N,
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Eigen::PlainObjectBase<DerivedE> & E,
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Eigen::PlainObjectBase<DerivedEMAP> & EMAP);
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedN,
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typename DerivedE,
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typename DerivedEMAP>
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IGL_INLINE void per_edge_normals(
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const Eigen::MatrixBase<DerivedV>& V,
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const Eigen::MatrixBase<DerivedF>& F,
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Eigen::PlainObjectBase<DerivedN> & N,
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Eigen::PlainObjectBase<DerivedE> & E,
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Eigen::PlainObjectBase<DerivedEMAP> & EMAP);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "per_edge_normals.cpp"
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#endif
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#endif
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