Pangolin
Header-only C++20 plane computational geometry library
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orientedline.hpp File Reference

Public declaration of pgl::OrientedLine. More...

#include "shape/line.hpp"
#include <array>
#include <cassert>
#include <cmath>
#include <concepts>
#include <cstddef>
#include <functional>
#include <optional>
#include <ostream>
#include <type_traits>
#include <utility>
#include <variant>

Go to the source code of this file.

Classes

struct  pgl::OrientedLine< PointType_, TLabel >
 Directed infinite line with left/right side semantics plus optional line label. More...

Namespaces

namespace  pgl

Functions

 pgl::OrientedLine () -> OrientedLine< Point<>, NoLabel >
template<class PointType>
 pgl::OrientedLine (PointType, PointType) -> OrientedLine< PointType, NoLabel >
template<class PointType, class A>
 pgl::OrientedLine (PointType, PointType, A) -> OrientedLine< PointType, std::decay_t< A > >
template<class Number>
 pgl::OrientedLine (Number, Number, Number, Number) -> OrientedLine< Point< Number >, NoLabel >
template<class PointType, class LabelType, class TranslationNumber, class TranslationLabel>
constexpr auto pgl::operator- (const OrientedLine< PointType, LabelType > &line, const Point< TranslationNumber, TranslationLabel > &translation)
template<class PointType, class LabelType, class Scalar>
requires (!detail::is_point_v<Scalar> && !TransformationConcept<Scalar>)
constexpr auto pgl::operator* (const OrientedLine< PointType, LabelType > &line, const Scalar &scalar)
template<class Scalar, class PointType, class LabelType>
requires (!detail::is_point_v<Scalar> && !TransformationConcept<Scalar>)
constexpr auto pgl::operator* (const Scalar &scalar, const OrientedLine< PointType, LabelType > &line)
template<class PointType, class LabelType, class Scalar>
requires (!detail::is_point_v<Scalar> && !TransformationConcept<Scalar>)
constexpr auto pgl::operator/ (const OrientedLine< PointType, LabelType > &line, const Scalar &scalar)
template<class PointType, class LabelType>
std::ostream & pgl::operator<< (std::ostream &stream, const OrientedLine< PointType, LabelType > &line)
 Streams an oriented line as -p--q->.

Detailed Description

Public declaration of pgl::OrientedLine.

Oriented lines add left/right side semantics, which feed halfplanes, orientation tests, and directed geometric constructions.