Oops... of course you're right!

Tim Nikias wrote:
>>>How do I select which diagonal to use when converting quads to 2
>>>triangles?
>>
>>It should not matter...
> 
> 
> It does. A general solution is to connect using the shortest diagonal. If
> you don't, you can get very stretched triangles, which don't look too good
> for texture/phong-interpolation. This might not be that big an issue in most
> cases, but in extreme cases, you want to have a fairly even triangle instead
> of long and sharp ones.
> 
> Regards,
> Tim

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