nuclear@0: #ifndef PARTICLE_H_
nuclear@0: #define PARTICLE_H_
nuclear@0: 
nuclear@0: #include <set>
nuclear@0: #include "vmath/vmath.h"
nuclear@0: 
nuclear@0: class SimWorld;
nuclear@0: struct Collision;
nuclear@0: 
nuclear@0: class Particle {
nuclear@0: private:
nuclear@0: 	Vector3 forces;
nuclear@0: 	Vector3 pos, velocity;
nuclear@0: 	float rad;
nuclear@0: 	float elast;
nuclear@0: 	float mass;
nuclear@0: 	float friction;
nuclear@0: 
nuclear@0: 	std::set<const Particle*> ignorelist;
nuclear@0: 
nuclear@0: public:
nuclear@0: 	Particle();
nuclear@0: 
nuclear@0: 	void add_ignore(const Particle *p);
nuclear@0: 
nuclear@0: 	void set_radius(float rad);
nuclear@0: 	float get_radius() const;
nuclear@0: 
nuclear@0: 	void set_mass(float m);
nuclear@0: 	float get_mass() const;
nuclear@0: 
nuclear@0: 	void set_elasticity(float e);
nuclear@0: 	float get_elasticity() const;
nuclear@0: 
nuclear@0: 	void set_position(const Vector3 &pos);
nuclear@0: 	void set_velocity(const Vector3 &vel);
nuclear@0: 
nuclear@0: 	Vector3 &get_position();
nuclear@0: 	const Vector3 &get_position() const;
nuclear@0: 	Vector3 &get_velocity();
nuclear@0: 	const Vector3 &get_velocity() const;
nuclear@0: 
nuclear@0: 	void set_friction(float frict);
nuclear@0: 	float get_friction() const;
nuclear@0: 
nuclear@0: 	void add_force(const Vector3 &fvec);
nuclear@0: 
nuclear@0: 	void step(SimWorld *world, float dt);
nuclear@0: 
nuclear@0: 	bool collision(const Particle *p2, Collision *col) const;
nuclear@0: 
nuclear@0: 	void draw() const;
nuclear@0: 
nuclear@0: 	friend class SimWorld;
nuclear@0: };
nuclear@0: 
nuclear@0: #endif	// PARTICLE_H_