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	<title>Comments on: Fast pixel-perfect collision detection.</title>
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	<link>http://www.rabbitcreative.com/2009/01/07/fast-pixel-perfect-collision-detection/</link>
	<description>ruby, rails, objects and &#60;del&#62;politics&#60;/del&#62; markets</description>
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		<title>By: Rabbit</title>
		<link>http://www.rabbitcreative.com/2009/01/07/fast-pixel-perfect-collision-detection/comment-page-1/#comment-2622</link>
		<dc:creator>Rabbit</dc:creator>
		<pubDate>Wed, 07 Jan 2009 22:54:05 +0000</pubDate>
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		<description>&gt; Does this plane work for the Tetris shapes as well?

I&#039;m uncertain what you&#039;re asking, but the answer is probably yes. This technique can be described as having an array containing an element for every logical pixel in a plane whose value is either true or false. So yes, one could use this technique with a Tetris-style game to implement collision detection.</description>
		<content:encoded><![CDATA[<p>> Does this plane work for the Tetris shapes as well?</p>
<p>I&#8217;m uncertain what you&#8217;re asking, but the answer is probably yes. This technique can be described as having an array containing an element for every logical pixel in a plane whose value is either true or false. So yes, one could use this technique with a Tetris-style game to implement collision detection.</p>
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		<title>By: Jeremy</title>
		<link>http://www.rabbitcreative.com/2009/01/07/fast-pixel-perfect-collision-detection/comment-page-1/#comment-2621</link>
		<dc:creator>Jeremy</dc:creator>
		<pubDate>Wed, 07 Jan 2009 15:59:59 +0000</pubDate>
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		<description>Well played good sir. Does this plane work for the Tetris shapes as well?</description>
		<content:encoded><![CDATA[<p>Well played good sir. Does this plane work for the Tetris shapes as well?</p>
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