| Last change
                  on this file since 7499 was
                  5781,
                  checked in by rgrieder, 16 years ago | 
        
          | 
Reverted trunk again. We might want to find a way to delete these revisions again (x3n's changes are still available as diff in the commit mails).
 | 
        
          | 
              
                  Property svn:eol-style set to
                  native | 
        | File size:
            1.2 KB | 
      
      
        
  | Rev | Line |  | 
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| [1963] | 1 | #ifndef DEFAULT_MOTION_STATE_H | 
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|  | 2 | #define DEFAULT_MOTION_STATE_H | 
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|  | 3 |  | 
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|  | 4 | ///The btDefaultMotionState provides a common implementation to synchronize world transforms with offsets. | 
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|  | 5 | struct  btDefaultMotionState : public btMotionState | 
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|  | 6 | { | 
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|  | 7 | btTransform m_graphicsWorldTrans; | 
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|  | 8 | btTransform     m_centerOfMassOffset; | 
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|  | 9 | btTransform m_startWorldTrans; | 
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|  | 10 | void*           m_userPointer; | 
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|  | 11 |  | 
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|  | 12 | btDefaultMotionState(const btTransform& startTrans = btTransform::getIdentity(),const btTransform& centerOfMassOffset = btTransform::getIdentity()) | 
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|  | 13 | : m_graphicsWorldTrans(startTrans), | 
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|  | 14 | m_centerOfMassOffset(centerOfMassOffset), | 
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|  | 15 | m_startWorldTrans(startTrans), | 
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|  | 16 | m_userPointer(0) | 
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|  | 17 |  | 
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|  | 18 | { | 
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|  | 19 | } | 
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|  | 20 |  | 
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|  | 21 | ///synchronizes world transform from user to physics | 
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|  | 22 | virtual void    getWorldTransform(btTransform& centerOfMassWorldTrans ) const | 
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|  | 23 | { | 
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|  | 24 | centerOfMassWorldTrans =        m_centerOfMassOffset.inverse() * m_graphicsWorldTrans ; | 
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|  | 25 | } | 
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|  | 26 |  | 
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|  | 27 | ///synchronizes world transform from physics to user | 
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|  | 28 | ///Bullet only calls the update of worldtransform for active objects | 
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|  | 29 | virtual void    setWorldTransform(const btTransform& centerOfMassWorldTrans) | 
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|  | 30 | { | 
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|  | 31 | m_graphicsWorldTrans = centerOfMassWorldTrans * m_centerOfMassOffset ; | 
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|  | 32 | } | 
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|  | 33 |  | 
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|  | 34 |  | 
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|  | 35 |  | 
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|  | 36 | }; | 
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|  | 37 |  | 
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|  | 38 | #endif //DEFAULT_MOTION_STATE_H | 
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