Urs Holzer wrote:
>> Can you simply average all of the components of two different
>> transforms and get
>>  either a meaningful or smooth transition?
> 
> Consider the identity transform and a rotation around an axis by 180
> degrees. What do you think is a meaningful transition in this case? In
> which direction do you want to rotate? Or would you like to scale
> instead of rotate, i.e. scaling along the plane normal to the axis by
> 1 to -1?
> So, "meaningful" is not well defined in this situation. So it would
> probably not happen what you intend.

I have to add, that if the matrices differ only slightly, you should try
it anyway. Perhaps the right thing happens in your case.

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