hkpMultiSphereShape.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_COLLIDE2_MULTI_SPHERE_SHAPE_H
- #define HK_COLLIDE2_MULTI_SPHERE_SHAPE_H
- #include <Physics/Collide/Shape/Compound/Collection/hkpShapeCollection.h>
- #include <Physics/Collide/Shape/HeightField/hkpSphereRepShape.h>
- extern const hkClass hkpMultiSphereShapeClass;
- /// DEPRECATED. This shape will be removed in future releases of Havok Physics.
- ///
- /// A compound shape made up of a number of spheres. This is useful as a fast approximation for complex surfaces,
- /// as collision detection for spheres is very fast.
- /// However, if two hkpMultiSphereShape shapes collide, every sphere needs to be checked against every other sphere.
- /// E.g. 10 spheres colliding with 10 spheres will result in 100 collision checks. Therefore higher order shapes like
- /// hkpCapsuleShape or hkpConvexVerticesShape should be preferred.
- class hkpMultiSphereShape : public hkpSphereRepShape
- {
- public:
- HK_DECLARE_REFLECTION();
- ///
- enum
- {
- /// The maximum number of spheres allowed in this hkpMultiSphereShape.
- MAX_SPHERES = 8
- };
- /// The w component of each vector3 is the sphere radius.
- hkpMultiSphereShape(const hkVector4* spheres, int numSpheres);
- /// Get the shape's hkVector4 array that defines its spheres.
- /// Note: the .w component of the hkVector4 contains the radius of the sphere.
- inline const hkVector4* getSpheres() const;
- /// Get the number of spheres in the shape
- inline int getNumSpheres() const;
- //
- // hkpSphereRepShape implementation
- //
- /// hkpSphereRepShape implementation
- virtual int getNumCollisionSpheresImpl( ) const;
- /// hkpSphereRepShape implementation
- virtual const hkSphere* getCollisionSpheresImpl( hkSphere* sphereBuffer ) const;
- //
- // hkpShape implementation
- //
- virtual void calcContentStatistics( hkStatisticsCollector* collector, const hkClass* cls) const;
- // hkpShape implementation
- virtual void getAabbImpl( const hkTransform& localToWorld, hkReal tolerance, hkAabb& out ) const;
- /// output.m_extrainfo is set to the index of the sphere which is hit.
- virtual hkBool castRayImpl( const hkpShapeRayCastInput& input, hkpShapeRayCastOutput& output ) const;
- // hkpShape implementation
- virtual void castRayWithCollectorImpl( const hkpShapeRayCastInput& input, const hkpCdBody& cdBody, hkpRayHitCollector& collector ) const;
- protected:
- int m_numSpheres;
- hkVector4 m_spheres[8/*hkpMultiSphereShape::MAX_SPHERES*/];
- public:
- hkpMultiSphereShape( hkFinishLoadedObjectFlag flag ) : hkpSphereRepShape(flag) { m_type = HK_SHAPE_MULTI_SPHERE; }
- };
- #include <Physics/Collide/Shape/Deprecated/MultiSphere/hkpMultiSphereShape.inl>
- #endif // HK_COLLIDE2_MULTI_SPHERE_SHAPE_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.
- *
- */