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	<id>https://wiki.povray.org/content?action=history&amp;feed=atom&amp;title=Reference%3ADisc</id>
	<title>Reference:Disc - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.povray.org/content?action=history&amp;feed=atom&amp;title=Reference%3ADisc"/>
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	<updated>2026-04-06T18:24:32Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://wiki.povray.org/content?title=Reference:Disc&amp;diff=6836&amp;oldid=prev</id>
		<title>Jholsenback: 1 revision: Reference Migration Initial Load</title>
		<link rel="alternate" type="text/html" href="https://wiki.povray.org/content?title=Reference:Disc&amp;diff=6836&amp;oldid=prev"/>
		<updated>2012-03-15T19:06:04Z</updated>

		<summary type="html">&lt;p&gt;1 revision: Reference Migration Initial Load&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 19:06, 15 March 2012&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Jholsenback</name></author>
	</entry>
	<entry>
		<id>https://wiki.povray.org/content?title=Reference:Disc&amp;diff=6835&amp;oldid=prev</id>
		<title>Jholsenback: 1 revision: Initial Load (TF)</title>
		<link rel="alternate" type="text/html" href="https://wiki.povray.org/content?title=Reference:Disc&amp;diff=6835&amp;oldid=prev"/>
		<updated>2012-03-11T22:27:04Z</updated>

		<summary type="html">&lt;p&gt;1 revision: Initial Load (TF)&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[[Category:Objects]]&lt;br /&gt;
[[Category:Finite Patch Primitives]]&lt;br /&gt;
{{#indexentry:disc, keyword}}&lt;br /&gt;
{{#indexentry:keyword, disc}}&lt;br /&gt;
&amp;lt;p&amp;gt;Another flat, finite object available with POV-Ray is the &amp;lt;code&amp;gt;&lt;br /&gt;
disc&amp;lt;/code&amp;gt;. The disc is infinitely thin, it has no thickness. If you want a&lt;br /&gt;
disc with true thickness you should use a very short cylinder. A disc shape&lt;br /&gt;
may be defined by:&amp;lt;/p&amp;gt;&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
DISC:&lt;br /&gt;
  disc {&lt;br /&gt;
    &amp;amp;lt;Center&amp;amp;gt;, &amp;amp;lt;Normal&amp;amp;gt;, Radius [, Hole_Radius]&lt;br /&gt;
    [OBJECT_MODIFIERS...]&lt;br /&gt;
    }&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
{{#indexentry:default values, disc}}&lt;br /&gt;
&amp;lt;p&amp;gt;Disc default values:&amp;lt;/p&amp;gt;&lt;br /&gt;
&amp;lt;pre&amp;gt;&lt;br /&gt;
HOLE RADIUS : 0.0&lt;br /&gt;
&amp;lt;/pre&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;p&amp;gt;The vector &amp;lt;em&amp;gt;&amp;lt;code&amp;gt;&amp;amp;lt;Center&amp;amp;gt;&amp;lt;/code&amp;gt;&amp;lt;/em&amp;gt; defines the x, y, z&lt;br /&gt;
coordinates of the center of the disc. The &amp;lt;em&amp;gt;&amp;lt;code&amp;gt;&lt;br /&gt;
&amp;amp;lt;Normal&amp;amp;gt;&amp;lt;/code&amp;gt;&amp;lt;/em&amp;gt; vector describes its orientation by describing its&lt;br /&gt;
surface normal vector. This is followed by a float specifying the &amp;lt;em&amp;gt; &amp;lt;code&amp;gt;&lt;br /&gt;
Radius&amp;lt;/code&amp;gt;&amp;lt;/em&amp;gt;. This may be optionally followed by another float&lt;br /&gt;
specifying the radius of a hole to be cut from the center of the disc.&amp;lt;/p&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;p class=&amp;quot;Note&amp;quot;&amp;gt;&amp;lt;strong&amp;gt;Note:&amp;lt;/strong&amp;gt; The inside of a disc is the inside of the plane that contains&lt;br /&gt;
the disc.  Also note that it is not constrained by the radius of the disc.&amp;lt;/p&amp;gt;&lt;/div&gt;</summary>
		<author><name>Jholsenback</name></author>
	</entry>
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