CollisionContact.h

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// Copyright © 2008-2023 Pioneer Developers. See AUTHORS.txt for details
// Licensed under the terms of the GPL v3. See licenses/GPL-3.txt
 
#ifndef _COLLISION_CONTACT_H
#define _COLLISION_CONTACT_H
 
#include "vector3.h"
 
struct CollisionContact {
    // position and normal are in world (or rather, CollisionSpace) coordinates
    vector3d pos;
    vector3d normal;
    double depth;
    double distance; // distance travelled to hit point
    double timestep;
    int triIdx;
    void *userData1, *userData2;
    int geomFlag;
    
    // default ctor
    CollisionContact() :
        depth(0),
        distance(0),
        timestep(0),
        triIdx(-1),
        userData1(nullptr),
        userData2(nullptr),
        geomFlag(0)
    {}
 
    // ctor for collision with terrain
    CollisionContact(const vector3d &position, const vector3d &normal, double deep, double dt, void *u1, void *u2) :
        pos(position),
        normal(normal),
        depth(deep),
        distance(0),
        timestep(dt),
        triIdx(-1),
        userData1(u1),
        userData2(u2),
        geomFlag(0)
    {}
};
 
#endif /* _COLLISION_CONTACT_H */