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#pragma once
#include "geometry/point2d.hpp"
#include "geometry/segment2d.hpp"
#include "base/assert.hpp"
#include <string>
namespace m2
{
struct Line2D
{
Line2D() = default;
explicit Line2D(Segment2D const & segment) : m_point(segment.m_u), m_direction(segment.Dir()) {}
Line2D(PointD const & point, PointD const & direction) : m_point(point), m_direction(direction) {}
PointD m_point;
PointD m_direction;
};
struct LineIntersector
{
struct Result
{
enum class Type
{
Zero,
One,
Infinity
};
explicit Result(Type type) : m_type(type) { ASSERT_NOT_EQUAL(m_type, Type::One, ()); }
explicit Result(PointD const & point) : m_point(point), m_type(Type::One) {}
PointD m_point;
Type m_type;
};
static Result Intersect(Line2D const & lhs, Line2D const & rhs, double eps);
};
std::string DebugPrint(Line2D const & line);
std::string DebugPrint(LineIntersector::Result::Type type);
std::string DebugPrint(LineIntersector::Result const & result);
} // namespace m2
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