POV-Ray : Newsgroups : povray.binaries.images : The Struggle (aka Dandelion v1) : Re: Version 2 Server Time
4 Nov 2024 17:57:19 EST (-0500)
  Re: Version 2  
From: Bob Hughes
Date: 22 Feb 2006 22:55:47
Message: <43fd3243$1@news.povray.org>
"Chambers" <bdc### [at] yahoocom> wrote in message 
news:43fcff1e@news.povray.org...
> OK, here's the next draft.  Some obvious, some not so obvious 
> improvements.

I missed this before now since it's png. Opened them to take a look this 
time.

> - The texture for the dirt in the jar.  This is just bugging me.
> - I'm thinking of replacing the dandelion with a rose; thoughts, anyone?

Your dirt has the old POV 'crand' appearance, so maybe it should be less 
uniform. Possibly a layering needed with less air in the lowest parts? 
That's what occurs to me when I think of dirt in a jar. Could be as simple 
as using a turbulent gradient y texture map.

> - The bricks (and mortar) show the correct bumpiness on the window-side;
> but the other sides are completely smooth.

Maybe changing the Brick_Func line to this?

Brick_Func(x,y,z)*(f_noise3d(x*0.02,y*0.02,z*0.02)/2)

That's just something I tried after putting you script together enough to 
render it, might not work okay. Then again, it could. I'm an isosurface 
expert by any means. Seemed to be something about the noise needing to be 
added directly to that rather than subtracting. Not sure why.

> I've got a bunch of other stuff I want to do with this image

You lost the double reflection in the window that the first image had. That 
really grabbed my attention because I think it adds to any realism you might 
be after.

Bob H


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