hkpSimpleContactConstraintInfo.h
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上传日期:2020-08-09
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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 HK_CONSTRAINTSOLVER2_SIMPLE_CONTACT_CONSTRAINT_INFO_H
- #define HK_CONSTRAINTSOLVER2_SIMPLE_CONTACT_CONSTRAINT_INFO_H
- #include <Physics/ConstraintSolver/Solve/hkpSolverResults.h>
- HK_REFLECTION_CLASSFILE_DESTINATION("../../../Dynamics/Constraint/Contact");
- class hkpConstraintQueryIn;
- class hkpConstraintQueryOut;
- class hkContactPoint;
- class hkpContactPointProperties;
- struct hkpSimpleContactConstraintAtom;
- class hkpSimpleContactConstraintDataInfo
- {
- public:
- HK_DECLARE_REFLECTION();
- HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR( HK_MEMORY_CLASS_CONSTRAINT_SOLVER, hkpSimpleContactConstraintDataInfo );
- enum { HK_FLAG_OK = 0x00, HK_FLAG_POINT_REMOVED = 0x01, HK_FLAG_AREA_CHANGED = 0x04 };
- void init()
- {
- m_flags = HK_FLAG_OK;
- m_index = 3;
- #if defined HK_ENABLE_ROLLING_FRICITON_CODE
- m_internalData1 = 0.0f;
- m_rollingFrictionMultiplier = 0.0f;
- for(int i = 0; i < 10; ++i)
- {
- m_data[i] = 0;
- }
- #else
- for(int i = 0; i < 7; ++i)
- {
- m_data[i] = 0;
- }
- #endif
- }
- hkpSimpleContactConstraintDataInfo()
- {
- init();
- }
- HK_ALIGN16(hkUint16 m_flags);
- hkUint16 m_index;
- #if defined HK_ENABLE_ROLLING_FRICITON_CODE
- // hkReal m_internalData1;
- // hkReal m_rollingFrictionMultiplier;
- // HK_ALIGN(hkUint32 m_data[10], 8);
- #else
- hkUint32 m_data[7];
- #endif
- hkpSimpleContactConstraintDataInfo(hkFinishLoadedObjectFlag f) {}
- };
- /// This parameter helps to tune penetration recovery of contacts. This is
- /// especially useful:
- /// - For non standard sized worlds: set it to how quickly deep penetrating objects should separate
- /// - Or if you run the solver at a high number of iterations, you should set:
- /// HK_CONTACT_LINEAR_ERROR_RECOVERY_VELOCITY = 10/solverIterations
- extern hkReal HK_CONTACT_LINEAR_ERROR_RECOVERY_VELOCITY;
- extern hkReal HK_CONTACT_EXPONENTIAL_ERROR_RECOVERY_VELOCITY;
- extern "C"
- {
- /// build the jacobians for a contact constraints, (Note: jitContactPoints are contact points which are externally created just in time
- void HK_CALL hkSimpleContactConstraintDataBuildJacobian( hkpSimpleContactConstraintAtom* atom, const hkpConstraintQueryIn& in, hkBool writeHeaderSchema, hkpConstraintQueryOut& out );
- void HK_CALL hkSimpleContactConstraintDataAddALittleSurfaceViscosity( hkpSimpleContactConstraintDataInfo* info );
- }
- #endif // HK_CONSTRAINTSOLVER2_SIMPLE_CONTACT_CONSTRAINT_INFO_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.
- *
- */