hkAabb.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_MATH_AABB_H
- #define HK_MATH_AABB_H
- #include <Common/Base/hkBase.h>
- /// Axis aligned bounding box.
- class hkAabb
- {
- public:
- HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR(HK_MEMORY_CLASS_CDINFO, hkAabb);
- HK_DECLARE_REFLECTION();
- /// An empty constructor, does not initialize anything
- hkAabb() { }
- ///Creates a new AABB with the specified dimensions.
- HK_FORCE_INLINE hkAabb(const hkVector4& min, const hkVector4& max);
- /// Returns true if the given AABB overlaps with this one. Zero volume overlaps are reported as an overlap.
- HK_FORCE_INLINE hkBool overlaps( const hkAabb& testAabb ) const;
- /// Is this a valid aabb? I.e. no NaNs and min[i] <= max[i]
- hkBool isValid() const;
- /// Return true if 'other' is enclosed in this aabb.
- /// Boundaries are inclusive.
- HK_FORCE_INLINE hkBool contains(const hkAabb& other) const;
- /// Return true if 'other' is enclosed in this aabb.
- /// Boundaries are inclusive.
- HK_FORCE_INLINE hkBool containsPoint(const hkVector4& other) const;
- /// Extends the AABB to include the given point
- HK_FORCE_INLINE void includePoint (const hkVector4& point);
- /// Extends the AABB to include the given AABB
- HK_FORCE_INLINE void includeAabb (const hkAabb& aabb);
- /// Sets the AABB to an empty (invalid) MAX_REAL/MIN_REAL box
- HK_FORCE_INLINE void setEmpty ();
- /// Returns true if the AABB is empty, e.g. its min is greater than its max for any dimension
- HK_FORCE_INLINE hkBool isEmpty() const;
- public:
- /// The minimum boundary of the aabb (i.e. the coordinates of the corner with the lowest numerical values).
- hkVector4 m_min;
- /// The maximum boundary of the aabb (i.e. the coordinates of the corner with the highest numerical values).
- hkVector4 m_max;
- };
- HK_CLASSALIGN16(struct) hkAabbUint32
- {
- HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR(HK_MEMORY_CLASS_CDINFO, hkAabbUint32);
- HK_DECLARE_REFLECTION();
- inline void operator=( const hkAabbUint32& other );
- /// set completely invalid
- inline void setInvalid();
- /// just make it non colliding for the midphase agent
- inline void setInvalidY();
- HK_ALIGN16( hkUint32 m_min[3] );
- hkUint8 m_expansionMin[3];
- hkUint8 m_expansionShift;
- hkUint32 m_max[3];
- hkUint8 m_expansionMax[3];
- hkUint8 m_shapeKeyByte; // lowest byty of the hkpShapeKey. Useful for hkpListShapes of less then 256 bodies.
- };
- #include <Common/Base/Types/Geometry/Aabb/hkAabb.inl>
- #endif // HK_MATH_AABB_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.
- *
- */