hkaPoseMatchingUtility.h
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其他游戏
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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_POSE_MATCHING_UTILITY_H
- #define HK_POSE_MATCHING_UTILITY_H
- class hkaAnimationBinding;
- /// This utility class acts as a database of poses.
- /// It can be searched efficently to find as close a match as possible to any given pose.
- /// This is particularly useful when trying to find an appropriate get up pose for a ragdoll.
- class hkaPoseMatchingUtility
- {
- public:
- HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR(HK_MEMORY_CLASS_ANIMATION, hkaPoseMatchingUtility);
- /// Initialize the utility.
- /// The three bone indices here for the frame of reference when matching poses
- /// When matching rotation around the up axis is ignored.
- hkaPoseMatchingUtility( hkInt16 rootBoneIdx, hkInt16 otherBoneIdx, hkInt16 anotherBoneIdx, const hkVector4& upAxisMS );
- /// Find the best match for the input pose
- /// returns the index of the match in the array or -1 if no match found
- /// err gives and indication of how close this match is
- int findBestCandidatePoseIndex( const hkQsTransform* poseModelSpace , hkReal& err ) const;
- /// Add this pose as a getup pose
- /// The pose is sampled for a reference frame and the binding and time are stored with it
- /// The storage space for each pose is very small (quaternion + pointer + real)
- /// Returns the index associated with the newly added pose
- int addCandidatePose(const hkQsTransform* poseModelSpace, const hkaAnimationBinding* binding, hkReal time);
- /// Compute the world-from-model transform for a ragdoll in worldspace to best match a given pose in model space.
- /// The resultant ragdollWorldFromModel is the transform that when applied to the animation pose, aligns it with the ragdoll.
- /// The resultant animWorldFromModel is the same transform but with the rotation restricted to only be
- /// around the given axis (typically Y).
- void computeReferenceFrame(const hkQsTransform* animPoseModelSpace, const hkQsTransform* ragdollPoseWorldSpace, hkQsTransform& animWorldFromModel, hkQsTransform& ragdollWorldFromModel) const;
- struct CandidatePoseInfo
- {
- HK_DECLARE_NONVIRTUAL_CLASS_ALLOCATOR( HK_MEMORY_CLASS_ANIMATION, hkaPoseMatchingUtility::CandidatePoseInfo );
- hkQuaternion m_reference; // The key used to match on
- const hkaAnimationBinding* m_binding; // A copy of the binding for the original animation
- hkReal m_time; // The local time the animation was sampled at
- };
- /// A set of potential poses
- hkArray< CandidatePoseInfo > m_candidatePoses;
- private:
- void computeOrientation(const hkQsTransform* poseModelSpace, hkQuaternion& out) const;
- // Rotation around this axis is always allowed. (Usually set to up)
- hkVector4 m_rotationAxis;
- hkInt16 m_rootBoneIdx; // Bone to match
- hkInt16 m_otherBoneIdx; // Main body axis
- hkInt16 m_anotherBoneIdx; // Another axis
- };
- #endif // HK_POSE_MATCHING_UTILITY_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.
- *
- */