PHY_Pro.h

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#ifndef PHY_PROPSH
#define PHY_PROPSH

#include <MT_Scalar.h>

// Properties of dynamic objects
struct PHY_ShapeProps {
    MT_Scalar  m_mass;                  // Total mass
    MT_Scalar  m_inertia;               // Inertia, should be a tensor some time 
    MT_Scalar  m_lin_drag;              // Linear drag (air, water) 0 = concrete, 1 = vacuum, inverted and called dampening in blenders UI
    MT_Scalar  m_ang_drag;              // Angular drag, inverted and called dampening in blenders UI
    MT_Scalar  m_friction_scaling[3];   // Scaling for anisotropic friction. Component in range [0, 1]   
    MT_Scalar  m_clamp_vel_min;         // Clamp the minimum velocity, this ensures an object moves at a minimum speed unless its stationary
    MT_Scalar  m_clamp_vel_max;         // Clamp max velocity
    bool       m_do_anisotropic;        // Should I do anisotropic friction? 
    bool       m_do_fh;                 // Should the object have a linear Fh spring?
    bool       m_do_rot_fh;             // Should the object have an angular Fh spring?
};


// Properties of collidable objects (non-ghost objects)
struct PHY_MaterialProps {
    MT_Scalar m_restitution;           // restitution of energie after a collision 0 = inelastic, 1 = elastic
    MT_Scalar m_friction;              // Coulomb friction (= ratio between the normal en maximum friction force)
    MT_Scalar m_fh_spring;             // Spring constant (both linear and angular)
    MT_Scalar m_fh_damping;            // Damping factor (linear and angular) in range [0, 1]
    MT_Scalar m_fh_distance;           // The range above the surface where Fh is active.    
    bool      m_fh_normal;             // Should the object slide off slopes?
};

#endif //PHY_PROPSH