/*
This file shows a bug in the spotted pattern. The bug manifests in 
a visible square grid in the spotted pattern. It is also visible 
in the bozo pattern.

The bumps normal does not show such a problem.

The bug does not show up when the patterns bozo, spotted and bumps 
are used as pigments

Reference:

Message-ID: <38323B08.E75DD458@enst.fr>
Date: Tue, 16 Nov 1999 21:20:08 -0800
From: "Jerome M. BERGER" <jbe### [at] enstfr>
Newsgroups: povray.binaries.images

This bug has been verified by myself. System details follow:

CPU: AuthenticAMD AMD-K6tm w/ multimedia extensions, clock 193 MHz
RAM: 96 MB
OS : Microsoft Windows 98 4.10.1998 
POV: Version 3.1g.watcom.win32 [Pentium II Optimised]

Peter Popov
pet### [at] usanet
*/

union
{
  sphere { y+x, 1 }
  box { -1, 1 translate y-x }
  texture
  {
    pigment { color rgb 1 }
    finish { phong 1 }
    normal { spotted 0.5 scale 1 }
  } 
}

light_source { <500,0,-100> color rgb 1 }
light_source { <0,500,-100> color rgb 1 }

camera
{
  location  <0.0 , 0.0 ,-2.25>
  up y
  right x
  look_at   <0.0 , 0.0 , 0.0>
  orthographic
}

Peter Popov
ICQ: 15002700

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