gravity_force.h

#include <physics_entity.h>
#include <memory>
#include <vector3G.h>

#ifndef GRAVITY_FORCE_H
#define GRAVITY_FORCE_H

class GravityForceGenerator
{
    private :
        GLfloat m_G = 6.673e-11; // Universal gravitational constant 
    
    public :
        GravityForceGenerator();

        void AccumulateForce(const std::shared_ptr<PhysicsEntity> e1, const std::shared_ptr<PhysicsEntity> e2, Vector3Gf &F) const;

        void AccumulatedFdx(const std::shared_ptr<PhysicsEntity> e1, const std::shared_ptr<PhysicsEntity> e2, Eigen::Matrix<GLfloat,3,3> &dF) const;

};

#endif