/usr/include/bullet/BulletDynamics/Vehicle/btVehicleRaycaster.h is in libbullet-dev 2.81-rev2613+dfsg2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2005 Erwin Coumans http://bulletphysics.org
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies.
* Erwin Coumans makes no representations about the suitability
* of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*/
#ifndef BT_VEHICLE_RAYCASTER_H
#define BT_VEHICLE_RAYCASTER_H
#include "LinearMath/btVector3.h"
/// btVehicleRaycaster is provides interface for between vehicle simulation and raycasting
struct btVehicleRaycaster
{
virtual ~btVehicleRaycaster()
{
}
struct btVehicleRaycasterResult
{
btVehicleRaycasterResult() :m_distFraction(btScalar(-1.)){};
btVector3 m_hitPointInWorld;
btVector3 m_hitNormalInWorld;
btScalar m_distFraction;
};
virtual void* castRay(const btVector3& from,const btVector3& to, btVehicleRaycasterResult& result) = 0;
};
#endif //BT_VEHICLE_RAYCASTER_H
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