1 #ifndef BLOBS_WORLD_BODY_HPP_
2 #define BLOBS_WORLD_BODY_HPP_
5 #include "../graphics/glm.hpp"
30 Body(const Body &) = delete;
31 Body &operator =(const Body &) = delete;
33 Body(Body &&) = delete;
34 Body &operator =(Body &&) = delete;
37 bool HasSimulation() const noexcept { return sim; }
38 const Simulation &GetSimulation() const noexcept { return *sim; }
39 void SetSimulation(Simulation &) noexcept;
41 bool HasParent() const { return parent; }
42 Body &Parent() { return *parent; }
43 const Body &Parent() const { return *parent; }
44 void SetParent(Body &);
47 const std::vector<Body *> &Children() const noexcept { return children; }
49 double Mass() const noexcept { return mass; }
50 void Mass(double m) noexcept { mass = m; }
52 double Radius() const noexcept { return radius; }
53 void Radius(double r) noexcept { radius = r; }
55 Orbit &GetOrbit() noexcept { return orbit; }
56 const Orbit &GetOrbit() const noexcept { return orbit; }
58 const glm::dvec2 &SurfaceTilt() const noexcept { return surface_tilt; }
59 void SurfaceTilt(const glm::dvec2 &t) noexcept { surface_tilt = t; }
61 const glm::dvec2 &AxialTilt() const noexcept { return axis_tilt; }
62 void AxialTilt(const glm::dvec2 &t) noexcept { axis_tilt = t; }
64 double Rotation() const noexcept { return rotation; }
65 void Rotation(double r) noexcept { rotation = r; }
67 double AngularMomentum() const noexcept { return angular; }
68 void AngularMomentum(double m) noexcept { angular = m; }
70 double Inertia() const noexcept;
72 double GravitationalParameter() const noexcept;
73 double OrbitalPeriod() const noexcept;
74 double RotationalPeriod() const noexcept;
76 const glm::dmat4 &LocalTransform() const noexcept { return local; }
77 const glm::dmat4 &InverseTransform() const noexcept { return inverse_local; }
79 const glm::dmat4 &ToParent() const noexcept { return inverse_orbital; }
80 const glm::dmat4 &FromParent() const noexcept { return orbital; }
82 glm::dmat4 ToUniverse() const noexcept;
83 glm::dmat4 FromUniverse() const noexcept;
85 virtual void Draw(app::Assets &, graphics::Viewport &) { }
88 void Cache() noexcept;
90 // body takes over ownership of given pointer
91 void AddCreature(creature::Creature *);
92 void RemoveCreature(creature::Creature *);
93 std::vector<creature::Creature *> &Creatures() noexcept { return creatures; }
94 const std::vector<creature::Creature *> &Creatures() const noexcept { return creatures; }
96 void Atmosphere(int a) noexcept { atmosphere = a; }
97 int Atmosphere() const noexcept { return atmosphere; }
98 bool HasAtmosphere() const noexcept { return atmosphere >= 0; }
101 void AddChild(Body &);
102 void RemoveChild(Body &);
107 std::vector<Body *> children;
111 glm::dvec2 surface_tilt;
112 glm::dvec2 axis_tilt;
117 glm::dmat4 inverse_orbital;
119 glm::dmat4 inverse_local;
121 std::vector<creature::Creature *> creatures;