POV-Ray : Newsgroups : povray.binaries.images : Documenting wrinkles normal pattern bias. v3.7/v3.8. : Re: Documenting wrinkles normal pattern bias. v3.7/v3.8. Server Time
12 Jun 2021 20:07:28 EDT (-0400)
  Re: Documenting wrinkles normal pattern bias. v3.7/v3.8.  
From: Bald Eagle
Date: 5 May 2021 06:25:00
Message: <web.609271d8c711449a1f9dae3025979125@news.povray.org>
> Might we implement a normals pattern which allows users to lean/bend
normals toward a light source as a new normal block pattern?

Sure (?) - would grabbing the light source position and applying the shear_trans
with the normalized inverse position, and using a normal {function {}} (like I
_just_ did for Mike H's fake shadow) not do it?

Add that (normalized) vector to whatever existing normal(s) and then
renormalize?


Post a reply to this message

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