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Using Quaternions Efficiently in Real-time Applications

, 10 Nov 2010 CPOL
Various methods for using quaternions in ways that maximize performance
#ifndef _SLOW_CACHE_OBJECT_H
#define _SLOW_CACHE_OBJECT_H

#include "ObjectBase.h"

class SlowCacheObject : public ObjectBase
{
public:

    virtual void updateWorldTransform( ObjectBase *parent )
    {
        if ( parent )
            D3DXQuaternionMultiply( &worldTransform_, &localTransform_, parent->getWorldTransform() );
    }

    D3DXQUATERNION *getWorldTransform() { return &worldTransform_; }

protected:
    D3DXQUATERNION localTransform_;
    D3DXQUATERNION worldTransform_;
};


#endif

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This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

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gtdelarosa
Software Developer Gameloft
United States United States
No Biography provided

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