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https://github.com/SoftFever/OrcaSlicer.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.
68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Daniele Panozzo <daniele.panozzo@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_PRINCIPAL_CURVATURE_H
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#define IGL_PRINCIPAL_CURVATURE_H
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#include <Eigen/Geometry>
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#include <Eigen/Dense>
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#include "igl_inline.h"
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//#include <igl/cotmatrix.h>
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//#include <igl/writeOFF.h>
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namespace igl
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{
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// Compute the principal curvature directions and magnitude of the given triangle mesh
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// DerivedV derived from vertex positions matrix type: i.e. MatrixXd
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// DerivedF derived from face indices matrix type: i.e. MatrixXi
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// Inputs:
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// V eigen matrix #V by 3
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// F #F by 3 list of mesh faces (must be triangles)
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// radius controls the size of the neighbourhood used, 1 = average edge length
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//
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// Outputs:
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// PD1 #V by 3 maximal curvature direction for each vertex.
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// PD2 #V by 3 minimal curvature direction for each vertex.
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// PV1 #V by 1 maximal curvature value for each vertex.
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// PV2 #V by 1 minimal curvature value for each vertex.
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//
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// See also: average_onto_faces, average_onto_vertices
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//
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// This function has been developed by: Nikolas De Giorgis, Luigi Rocca and Enrico Puppo.
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// The algorithm is based on:
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// Efficient Multi-scale Curvature and Crease Estimation
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// Daniele Panozzo, Enrico Puppo, Luigi Rocca
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// GraVisMa, 2010
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template <
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typename DerivedV,
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typename DerivedF,
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typename DerivedPD1,
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typename DerivedPD2,
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typename DerivedPV1,
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typename DerivedPV2>
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IGL_INLINE void principal_curvature(
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const Eigen::PlainObjectBase<DerivedV>& V,
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const Eigen::PlainObjectBase<DerivedF>& F,
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Eigen::PlainObjectBase<DerivedPD1>& PD1,
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Eigen::PlainObjectBase<DerivedPD2>& PD2,
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Eigen::PlainObjectBase<DerivedPV1>& PV1,
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Eigen::PlainObjectBase<DerivedPV2>& PV2,
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unsigned radius = 5,
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bool useKring = true);
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}
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#ifndef IGL_STATIC_LIBRARY
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#include "principal_curvature.cpp"
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#endif
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#endif
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