hkpVehicleDefaultAerodynamics.h
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上传日期:2020-08-09
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文件大小:3k
源码类别:
其他游戏
开发平台:
Visual C++
- /*
- *
- * Confidential Information of Telekinesys Research Limited (t/a Havok). Not for disclosure or distribution without Havok's
- * prior written consent. This software contains code, techniques and know-how which is confidential and proprietary to Havok.
- * Level 2 and Level 3 source code contains trade secrets of Havok. Havok Software (C) Copyright 1999-2009 Telekinesys Research Limited t/a Havok. All Rights Reserved. Use of this software is subject to the terms of an end user license agreement.
- *
- */
- #ifndef HKVEHICLE_AERODYNAMICs_DEFAULT_hkVehicleDefaultAerodynamics_XML_H
- #define HKVEHICLE_AERODYNAMICs_DEFAULT_hkVehicleDefaultAerodynamics_XML_H
- #include <Physics/Vehicle/AeroDynamics/hkpVehicleAerodynamics.h>
- /// The hkpVehicleDefaultAerodynamics class implements an
- /// aerodynamics component that accounts for the following: aerodynamic lift
- /// (up/down force cause by pressure differences at high speeds),
- /// aerodynamic drag (caused by air resistance) and extra gravity (non
- /// physically-based force, but good for gameplay).
- class hkpVehicleDefaultAerodynamics : public hkpVehicleAerodynamics
- {
- public:
- HK_DECLARE_REFLECTION();
- /// Default constructor
- hkpVehicleDefaultAerodynamics();
- //
- // Methods
- //
- /// Calculates the effect of aerodynamic forces on the vehicle.
- virtual void calcAerodynamics(const hkReal deltaTime, const hkpVehicleInstance* vehicle, AerodynamicsDragOutput& dragInfoOut);
- /// Calculates the drag force on the vehicle.
- virtual hkReal calcAerodynamicDrag(hkReal forwardVelocity) const;
- /// Calculates the lift force on the vehicle.
- virtual hkReal calcAerodynamicLift(hkReal forwardVelocity) const;
- //
- // Members
- //
- public:
- /// The density of the air that surrounds the vehicle, usually, 1.3 kg/m3.
- hkReal m_airDensity;
- /// The frontal area, in m2, of the car.
- hkReal m_frontalArea;
- /// The drag coefficient of the car.
- hkReal m_dragCoefficient;
- /// The lift coefficient of the car (it can be either positive or negative).
- hkReal m_liftCoefficient;
- /// An extra, fictional (non-physical) gravity force, to be applied to the body.
- hkVector4 m_extraGravityws;
- public:
- hkpVehicleDefaultAerodynamics( hkFinishLoadedObjectFlag f ) : hkpVehicleAerodynamics(f) { }
- };
- #endif // HKVEHICLE_AERODYNAMICs_DEFAULT_hkVehicleDefaultAerodynamics_XML_H
- /*
- * Havok SDK - NO SOURCE PC DOWNLOAD, BUILD(#20090216)
- *
- * Confidential Information of Havok. (C) Copyright 1999-2009
- * Telekinesys Research Limited t/a Havok. All Rights Reserved. The Havok
- * Logo, and the Havok buzzsaw logo are trademarks of Havok. Title, ownership
- * rights, and intellectual property rights in the Havok software remain in
- * Havok and/or its suppliers.
- *
- * Use of this software for evaluation purposes is subject to and indicates
- * acceptance of the End User licence Agreement for this product. A copy of
- * the license is included with this software and is also available at www.havok.com/tryhavok.
- *
- */