POV-Ray : Newsgroups : povray.binaries.images : Infernal blasted image maps : Re: Infernal blasted image maps Server Time
2 Oct 2024 20:25:20 EDT (-0400)
  Re: Infernal blasted image maps  
From: Josh English
Date: 27 Mar 2000 15:24:15
Message: <38DFC39F.702AD5C0@spiritone.com>
See my post on your second thread for a similar solution. Bob and Gail are right,
this isn't a bug, but it isn't the clearest idea in the docs sometimes.

Josh

"Greg M. Johnson" wrote:

> My memory is a bit foggy of all the things I tried. I probably should go home
> for lunch and post to this ng the actual tracings, but the problem went
> something like this:
>
> ///THIS IS WICKEDLY DISTORTED
> box{<0,0,0>,<1.,1,0.001>
>                 pigment{
>                         image_map{
>                                 tga "c:\My Documents\left2.tga"
>                                 once
>                                }
>                         }
>                 finish {ambient 1 diffuse 0}
>                 translate <-0.5,-0.5,-0.05>
>                 scale 14
>                 translate -17*x -1.5*y  +3*z
>         }
>
> // CHANGE  If my aspect ratio were 0.126  : 1.0 x:y, then
>
>    box{<0,0,0>,<0.126 , 1.0  ,0.001>
>
> didn't work either!  Help!
> Let's fix this in mega 0.5!!!!!!
>
> Gail Shaw wrote:
>
> > Greg M. Johnson wrote in message <38DF5802.32786C20@my-dejanews.com>...
> > >Nope. I once tried changing the size of the box to fit the aspect ratio of
> > the
> > >image, and still got something stupidly distorted.
> >
> > Did you change the size before or after applying the image
> >
> > >Do we have to beg for a fix in mega 0.5, or isn't there SOME way to get pov
> > to
> > >'decal' this without crazy distortions?
> > >
> >
> > It's not a bug.
> >
> > Please assume that img1.gif is 100*500 pixels.
> >
> > box {
> >  <0,0,0>,<1,5,0.01>  // box starts with correct ratio
> >  pigment {
> >   image_map {
> >     gif "img1.gif"
> >   }
> >   scale <1,5,1>  // scaling the pigment
> >  }
> > }
> >
> > The above code hasn't been tested, but I think it's right.
> >
> > Gail
> > ********************************************************************
> > * gsh### [at] monotixcoza              * Reality.dat not found         *
> > * http://www.rucus.ru.ac.za/~gail/ * Attempting to reboot universe *
> > ********************************************************************
> > * Document program code? Why do you think it's called code?        *
> > ********************************************************************

--
Josh English
eng### [at] spiritonecom
"May your hopes, dreams, and plans not be destroyed by a few zeros."


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