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	<title>Comments on: Simon says, visualizing MonoTouch iPhone app graphics performance</title>
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	<link>http://simon.nureality.ca/simon-says-visualizing-monotouch-iphone-app-graphics-performance/</link>
	<description>My phone is faster than my first PC, and faster than my first cable modem</description>
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		<title>By: Miguel</title>
		<link>http://simon.nureality.ca/simon-says-visualizing-monotouch-iphone-app-graphics-performance/comment-page-1/#comment-236</link>
		<dc:creator>Miguel</dc:creator>
		<pubDate>Wed, 11 Nov 2009 03:43:31 +0000</pubDate>
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		<description>That is very useful! 
 
Googling that constant found some more: 
 
CA_COLOR_NO_WAIT=1like the &quot;no delay after flash&quot; option in Quartz Debug 
CA_COLOR_OPAQUE=1shows opaque vs non-opaque regions in red and green 
- minimizing &quot;redness&quot; is a good way to improve performance 
CA_PRINT_TREE=1 logs the CA render tree to stderr every frame </description>
		<content:encoded><![CDATA[<p>That is very useful! </p>
<p>Googling that constant found some more: </p>
<p>CA_COLOR_NO_WAIT=1like the &quot;no delay after flash&quot; option in Quartz Debug<br />
CA_COLOR_OPAQUE=1shows opaque vs non-opaque regions in red and green<br />
- minimizing &quot;redness&quot; is a good way to improve performance<br />
CA_PRINT_TREE=1 logs the CA render tree to stderr every frame </p>
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