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remove unused file

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Julian Komaromy 2021-08-20 11:35:20 +02:00
parent 390e73d1ba
commit 55166781e3
1 changed files with 0 additions and 85 deletions
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Surface_mesh_simplification/include/CGAL/Surface_mesh_simplification/Policies/Edge_collapse/internal/GarlandHeckbert_triangle_faces.h
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// Copyright (c) 2019 GeometryFactory (France). All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL$
// $Id$
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
// Author(s) : Mael Rouxel-Labbé,
// Julian Komaromy
#ifndef CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_TRIANGLE_QUADRICS_H
#define CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_TRIANGLE_QUADRICS_H
#include <CGAL/license/Surface_mesh_simplification.h>
#include <CGAL/Surface_mesh_simplification/internal/Common.h>
#include <Eigen/Dense>
namespace CGAL {
namespace Surface_mesh_simplification {
namespace internal {
// change the quadric construction for faces, but keep the standard plane quadric
// method for (discontinous) edges
//
// this means we inherit from GarlandHeckbert_policies so we have the implementation
// for discontinous edges and from the cost base class so that out implementation
// of face quadrics will be used
template<typename TriangleMesh, typename GeomTraits>
class GarlandHeckbert_triangle_faces
{
typedef typename GeomTraits::FT FT;
typedef typename GeomTraits::Vector_3 Vector_3;
typedef typename Eigen::Matrix<FT, 4, 4, Eigen::DontAlign> Mat_4;
public:
template<typename VPM, typename TM>
Mat_4 construct_quadric_from_face(
const VPM& point_map,
const TM& tmesh,
typename boost::graph_traits<TM>::face_descriptor f,
const GeomTraits& gt) const
{
auto construct_vector = gt.construct_vector_3_object();
auto cross_product = gt.construct_cross_product_vector_3_object();
auto sum_vectors = gt.construct_sum_of_vectors_3_object();
auto dot_product = gt.compute_scalar_product_3_object();
typedef typename boost::property_traits<VPM>::reference Point_reference;
typedef typename boost::graph_traits<TM>::halfedge_descriptor halfedge_descriptor;
const halfedge_descriptor h = halfedge(f, tmesh);
// get all points and turn them into location vectors so we can use cross product on them
const Point_reference p = get(point_map, source(h, tmesh));
const Point_reference q = get(point_map, target(h, tmesh));
const Point_reference r = get(point_map, target(next(h, tmesh), tmesh));
Vector_3 a = construct_vector(ORIGIN, p);
Vector_3 b = construct_vector(ORIGIN, q);
Vector_3 c = construct_vector(ORIGIN, r);
const Vector_3 ab = cross_product(a, b);
const Vector_3 bc = cross_product(b, c);
const Vector_3 ca = cross_product(c, a);
const Vector_3 sum_of_cross_product = sum_vectors(sum_vectors(ab, bc), ca);
const FT scalar_triple_product = dot_product(ab, c);
Eigen::Matrix<FT, 1, 4> row;
row << sum_of_cross_product.x(), sum_of_cross_product.y(),
sum_of_cross_product.z(), -scalar_triple_product;
// calculate the outer product of row^t*row
return row.transpose() * row;
}
};
} //namespace internal
} //namespace Surface_mesh_simplification
} //namespace CGAL
#endif //CGAL_SURFACE_MESH_SIMPLIFICATION_POLICIES_GARLANDHECKBERT_POLICIES_H