Method getInterpolatedKeyFrame

OgreMain/src/OgreAnimationTrack.cpp:283–314

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        }
        //---------------------------------------------------------------------
        void NumericAnimationTrack::getInterpolatedKeyFrame( const TimeIndex &timeIndex,
                                                             KeyFrame *kf ) const
        {
            if( mListener )
            {
                if( mListener->getInterpolatedKeyFrame( this, timeIndex, kf ) )
                    return;
            }

            NumericKeyFrame *kret = static_cast<NumericKeyFrame *>( kf );

            // Keyframe pointers
            KeyFrame *kBase1, *kBase2;
            NumericKeyFrame *k1, *k2;
            unsigned short firstKeyIndex;

            Real t = this->getKeyFramesAtTime( timeIndex, &kBase1, &kBase2, &firstKeyIndex );
            k1 = static_cast<NumericKeyFrame *>( kBase1 );
            k2 = static_cast<NumericKeyFrame *>( kBase2 );

            if( t == 0.0 )
            {
                // Just use k1
                kret->setValue( k1->getValue() );
            }
            else
            {
                // Interpolate by t
                AnyNumeric diff = k2->getValue() - k1->getValue();
                kret->setValue( k1->getValue() + diff * t );
            }
        }
        //---------------------------------------------------------------------
        void NumericAnimationTrack::apply( const TimeIndex &timeIndex, Real weight, Real scale )
        {