POV-Ray : Newsgroups : povray.programming : Making Torus : Re: Making Torus Server Time
20 Sep 2021 08:18:11 EDT (-0400)
  Re: Making Torus  
From: bakom
Date: 21 Sep 2014 11:30:00
Message: <web.541eee3e100ee5ffe8a41cbe0@news.povray.org>
"bakom" <gswithbains> wrote:
> Le_Forgeron <lef### [at] freefr> wrote:
> > Le 12/09/2014 06:45, bakom a écrit :
> > > clipka <ano### [at] anonymousorg> wrote:
>
> <snip>
>
> > Excepted that the parser does not have to be patched in your situation:
> > make a macro which will take your parameters and make the needed
> > transcriptions in the SDL as it is today.
> >
> > it might be something like:
> >
> > #include "transform.inc"
> > #macro TorusBRL(Center, Normal, Radius1, Radius2)
> > torus {
> > Radius1, Radius2 // at <0,0,0>, normal as y
> > Reorient_Trans(y, Normal) // still at <0,0,0>, normal as Normal
> > translate Center // now at the right place and orientation
> > }
> > #end
> >
> > Then you need some trick like
> >
> > object { TorusBRL(...) texture { pigment { color Yellow } finish {
> > Glossy } } }
> >
> > to texture it.
>
> Thanks a lot for this. Very helpful to me.
> So, I can make a macro for azimuth and elevation?
> I am trying to write a macro in which I rotate the camera by using rotation as
> #macro Set_Camera_rotation { <angle>}.
> But need some more knowledge for making this.

How to write it?


Post a reply to this message

Copyright 2003-2021 Persistence of Vision Raytracer Pty. Ltd.