Halfspace.hpp

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// Copyright (c) 2018 Maikel Nadolski
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
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// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
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#ifndef FUB_GEOMETRY_HALFSPACE_HPP
#define FUB_GEOMETRY_HALFSPACE_HPP
 
#include <Eigen/Dense>
#include <array>
 
namespace fub {
 
class Halfspace {
public:
  Halfspace(const Eigen::Vector3d& direction, double offset);
 
  double operator()(double x, double y, double z) const;
  double operator()(const Eigen::Vector3d& x) const;
 
private:
  Eigen::Vector3d normal_;
  double offset_;
};
 
} // namespace fub
 
#endif