74 lines
2.2 KiB
C++
74 lines
2.2 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 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_COMISO_NROSY_H
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#define IGL_COMISO_NROSY_H
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#include <iostream>
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#include <Eigen/Core>
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#include <Eigen/Sparse>
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#include <vector>
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#include "../../igl_inline.h"
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#include "../../PI.h"
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namespace igl
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{
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namespace copyleft
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{
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namespace comiso
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{
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// Generate a N-RoSy field from a sparse set of constraints
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//
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// Inputs:
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// V #V by 3 list of mesh vertex coordinates
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// F #F by 3 list of mesh faces (must be triangles)
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// b #B by 1 list of constrained face indices
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// bc #B by 3 list of representative vectors for the constrained
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// faces
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// b_soft #S by 1 b for soft constraints
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// w_soft #S by 1 weight for the soft constraints (0-1)
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// bc_soft #S by 3 bc for soft constraints
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// N the degree of the N-RoSy vector field
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// soft the strength of the soft constraints w.r.t. smoothness
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// (0 -> smoothness only, 1->constraints only)
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// Outputs:
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// R #F by 3 the representative vectors of the interpolated field
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// S #V by 1 the singularity index for each vertex (0 = regular)
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IGL_INLINE void nrosy(
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const Eigen::MatrixXd& V,
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const Eigen::MatrixXi& F,
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const Eigen::VectorXi& b,
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const Eigen::MatrixXd& bc,
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const Eigen::VectorXi& b_soft,
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const Eigen::VectorXd& w_soft,
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const Eigen::MatrixXd& bc_soft,
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const int N,
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const double soft,
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Eigen::MatrixXd& R,
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Eigen::VectorXd& S
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);
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//wrapper for the case without soft constraints
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IGL_INLINE void nrosy(
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const Eigen::MatrixXd& V,
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const Eigen::MatrixXi& F,
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const Eigen::VectorXi& b,
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const Eigen::MatrixXd& bc,
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const int N,
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Eigen::MatrixXd& R,
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Eigen::VectorXd& S
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);
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}
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}
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "nrosy.cpp"
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#endif
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#endif
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