[sldev] Various questions on the viewer.

Lawson English lenglish5 at cox.net
Mon Oct 8 11:02:59 PDT 2007


Richard Nelson wrote:
> On Sat, 06 Oct 2007 11:35:39 -0700, Jason Giglio 
> <gigstaggart at gmail.com> wrote:
>>
>> The camera behaves in unexpected ways when it's in FOV zoom on small 
>> prims mainly.  I'll have to play with it some.
>>
>
> Please do.  Any feedback would be appreciated.  There are other 
> approaches we could take, such as bringing in the far clip plane 
> dynamically or living with the reduced z buffer precision of a very 
> close near plane, but each has their drawbacks.  Keep in mind that 
> when zooming in on an object, the object itself is not always the 
> user's point of interest (which admittedly is a problem with the FOV 
> zoom approach).
>
> For those unfamiliar with the mathematics of z buffering, wikipedia 
> has a decent summary:
>
> http://en.wikipedia.org/wiki/Z-buffering
>
>> OK, so if we are adding new UI, we should avoid text elements that 
>> aren't really text elements, and use XUI strings instead, if 
>> appropriate?  Should we clean these up if we are touching a file that 
>> has them anyway?
>
> Yes, please stick to XUI strings for new UI.  Don't worry about 
> cleaning up existing files, since I plan to remove them in our cleanup 
> pass anyway.
>
> Richard
>
Any tips on when it is appropriate to use XUI strings? I haven't seen a 
need for them in my faux-folder code, but that doens't accept user input 
save as mouse clicks.

L


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