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graph.hpp
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/*
* Copyright 2020 Casey Sanchez
*/
#pragma once
#include <vector>
#include <array>
#include <eigen3/Eigen/Dense>
namespace Mandoline
{
class Graph
{
std::vector<Eigen::Vector2d> m_vertices;
std::vector<Eigen::Array2i> m_edges;
public:
Graph();
Graph(std::vector<Eigen::Vector2d> const &vertices, std::vector<Eigen::Array2i> const &edges);
Graph(std::initializer_list<Eigen::Vector2d> const &vertices, std::initializer_list<Eigen::Array2i> const &edges);
std::vector<Eigen::Vector2d> Vertices() const;
std::vector<Eigen::Array2i> Edges() const;
std::vector<std::array<Eigen::Vector2d, 2>> Segments() const;
std::vector<Eigen::Hyperplane<double, 2>> Lines() const;
std::array<Eigen::Vector2d, 2> Segment(Eigen::Array2i const &edge) const;
Eigen::Hyperplane<double, 2> Line(Eigen::Array2i const &edge) const;
uint32_t Intersections(Eigen::Vector2d const &point) const;
bool IsPointInside(Eigen::Vector2d const &point) const;
bool IsPointOnEdge(Eigen::Vector2d const &point, Eigen::Array2i const &edge, double const epsilon = 1e-9) const;
Eigen::Vector2d Min() const;
Eigen::Vector2d Max() const;
Eigen::Vector2d Centroid() const;
};
}