hkpSoftContactUtil.h
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- /*
- *
- * 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 HK_UTILITIES2_SOFT_CONTACT_UTIL
- #define HK_UTILITIES2_SOFT_CONTACT_UTIL
- #include <Common/Base/hkBase.h>
- #include <Physics/Dynamics/Collide/hkpCollisionListener.h>
- #include <Physics/Dynamics/Entity/hkpEntity.h>
- #include <Physics/Dynamics/Entity/hkpEntityListener.h>
- class hkpRigidBody;
- /// A listener class used to soften collisions.
- ///
- /// The utility scales the forces applied between bodies during collision resolution. This results in softened collisions and contact.
- /// Note that this utility should not be used for pairs of bodies between which continuous collision detection and response is performed,
- /// as this might significantly impact simulations performance.
- /// This feature is currently beta - use it with care.
- class hkpSoftContactUtil: public hkReferencedObject, private hkpCollisionListener, private hkpEntityListener
- {
- public:
- HK_DECLARE_CLASS_ALLOCATOR(HK_MEMORY_CLASS_UTILITIES);
- /// Adds the soft contact util as a listener to bodyA.
- ///
- /// If a contact point is added between bodyA and bodyB, the forces applied between the bodies are changed.
- /// This may be used to achieve soft contacts.
- /// If bodyB is set to NULL, than bodyA will get soft contacts with all bodies
- hkpSoftContactUtil( hkpRigidBody* bodyA, hkpRigidBody* optionalBodyB, hkReal forceScale, hkReal maxAccel );
- ~hkpSoftContactUtil();
- protected:
- // The hkpCollisionListener interface implementation
- void contactPointAddedCallback( hkpContactPointAddedEvent& event );
- // The hkpCollisionListener interface implementation
- void contactPointRemovedCallback( hkpContactPointRemovedEvent& event ){}
- // The hkpCollisionListener interface implementation
- void contactPointConfirmedCallback( hkpContactPointConfirmedEvent& event){}
- // The hkpCollisionListener interface implementation
- void contactProcessCallback( hkpContactProcessEvent& event );
- // The hkpCollisionListener interface implementation
- void entityDeletedCallback( hkpEntity* entity );
- //
- // Internal public section
- //
- protected:
- hkpRigidBody* m_bodyA;
- hkpRigidBody* m_bodyB;
- public:
- hkReal m_forceScale;
- hkReal m_maxAcceleration;
- };
- #endif // HK_UTILITIES2_SOFT_CONTACT_UTIL
- /*
- * 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.
- *
- */