50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
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// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2014 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_FRAME_FIELD_DEFORMER_H
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#define IGL_FRAME_FIELD_DEFORMER_H
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#include "igl_inline.h"
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#include <Eigen/Dense>
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namespace igl
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{
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// Deform a mesh to transform the given per-face frame field to be as close
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// as possible to a cross field, in the least square sense.
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//
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// Inputs:
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// V #V by 3 coordinates of the vertices
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// F #F by 3 list of mesh faces (must be triangles)
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// FF1 #F by 3 first representative vector of the frame field
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// FF2 #F by 3 second representative vector of the frame field
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// lambda laplacian regularization parameter 0=no regularization 1=full regularization
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//
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// Outputs:
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// V_d #F by 3 deformed, first representative vector
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// V_d #F by 3 deformed, first representative vector
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// V_d #F by 3 deformed, first representative vector
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//
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IGL_INLINE void frame_field_deformer(
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const Eigen::MatrixXd& V,
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const Eigen::MatrixXi& F,
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const Eigen::MatrixXd& FF1,
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const Eigen::MatrixXd& FF2,
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Eigen::MatrixXd& V_d,
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Eigen::MatrixXd& FF1_d,
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Eigen::MatrixXd& FF2_d,
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const int iterations = 50,
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const double lambda = 0.1,
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const bool perturb_initial_guess = true);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "frame_field_deformer.cpp"
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#endif
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#endif
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