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MarketPlace Showcase F.A.Q (Last Updated: 2024 Nov 07 4:47 am)



Welcome to the MarketPlace Showcase Forum. The Showcase Forum and Gallery are intended for all commercial related postings by active Renderosity MarketPlace Vendors only. This is a highlight area where our membership is invited to review in greater detail the various art products, software and resource site subscriptions available for purchase in the Renderosity MarketPlace.


 



Subject: Getting in focus with P5 - FDCalc


doldridg ( ) posted Sun, 10 August 2003 at 10:14 PM · edited Thu, 07 November 2024 at 2:37 PM

Attached Link: Left: Without DoF Right: With DoF (Judy in Jen's Garden)

file_71146.jpg

Those of you with P5 have probably all noticed by now that there is a depth of field option in the Render Options menu. The only trouble is, there is no way to calculate just what to put in the Focal Distance field. I've solved that problem after wasting a lot of render time doing it by trial and error, then calculating it with a hand calculator and getting the formula garbled.

So finally, I got mad and wrote a little Windows program that calculates it correctly each time. It's in the marketplace now.

Depth of field can add to the natural feel of a render. I'm sure you've seen raytrace renders where everything is in stark focus (Bryce 3 is good at that!). By using mapped shadows, I can mitigate the effect, as seen in the left image, but there is still a certain "cluttered" feeling to the render. By implementing DoF (here it's with the F-stop set at 1.4 (vs. the 2.8 default) and the distance calculated by FDCalc to a ball placed about at Judy's chin, then deleted after the calculation, to be about 3.166 poser units.

Notice how the eye is drawn to the principal subject in the right hand render.


Jaesha ( ) posted Tue, 12 August 2003 at 8:48 PM

Is this in freestuff or for purchase. I haven't seen it?


dialyn ( ) posted Tue, 12 August 2003 at 8:52 PM

The link takes you to the Marketplace. It's very reasonably priced. I wish I understood depth of field better.


Jaesha ( ) posted Wed, 13 August 2003 at 7:23 AM

Oh thanks dialyn, I missed that! :)


dialyn ( ) posted Wed, 13 August 2003 at 7:48 AM

I didn't see it the first time either.


doldridg ( ) posted Wed, 13 August 2003 at 12:47 PM

There's a bit of a tut in the readme (which you can read without buying the program).


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