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	<title>tanis&#039; blog &#187; immagine</title>
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	<description>Pensieri e appunti di Valerio Santinelli</description>
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		<title>Come caricare una texture via URL con Cocos2D</title>
		<link>http://www.onemancrew.org/tanis/archives/2010/01/21/come-caricare-una-texture-via-url-con-cocos2d/</link>
		<comments>http://www.onemancrew.org/tanis/archives/2010/01/21/come-caricare-una-texture-via-url-con-cocos2d/#comments</comments>
		<pubDate>Thu, 21 Jan 2010 16:53:52 +0000</pubDate>
		<dc:creator>Valerio Santinelli</dc:creator>
				<category><![CDATA[Tecnologia]]></category>
		<category><![CDATA[cocos2d]]></category>
		<category><![CDATA[immagine]]></category>
		<category><![CDATA[iphone]]></category>
		<category><![CDATA[obj-c]]></category>
		<category><![CDATA[texture]]></category>
		<category><![CDATA[url]]></category>
		<category><![CDATA[xcode]]></category>

		<guid isPermaLink="false">http://www.onemancrew.org/tanis/?p=337</guid>
		<description><![CDATA[Tanto per cambiare sono inciampato in un problema durante lo sviluppo di un gioco su iPhone. In pratica ho la necessità di caricare un&#8217;immagine da utilizzare come texture da un sito web e non dal bundle dell&#8217;applicazione. Cocos2d non mette a disposizione dei metodi per caricare direttamente l&#8217;immagine come e fosse una texture qualsiasi. Ma [...]]]></description>
			<content:encoded><![CDATA[<p>Tanto per cambiare sono inciampato in un problema durante lo sviluppo di un gioco su iPhone. In pratica ho la necessità di caricare un&#8217;immagine da utilizzare come texture da un sito web e non dal bundle dell&#8217;applicazione.</p>
<p>Cocos2d non mette a disposizione dei metodi per caricare direttamente l&#8217;immagine come e fosse una texture qualsiasi. Ma c&#8217;è un modo per circumnavigare il problema:</p>

<div class="wp_syntax"><div class="code"><pre class="objc" style="font-family:monospace;"><span style="color: #400080;">NSString</span> <span style="color: #002200;">*</span>url <span style="color: #002200;">=</span> <span style="color: #002200;">&#91;</span><span style="color: #400080;">NSString</span> stringWithString<span style="color: #002200;">:</span><span style="color: #bf1d1a;">@</span><span style="color: #bf1d1a;">&quot;http://www.blabla.com/myimage.png&quot;</span><span style="color: #002200;">&#93;</span>;
Texture2D <span style="color: #002200;">*</span>tex;
UIImage <span style="color: #002200;">*</span> img <span style="color: #002200;">=</span> <span style="color: #002200;">&#91;</span><span style="color: #002200;">&#91;</span>UIImage alloc<span style="color: #002200;">&#93;</span> initWithData<span style="color: #002200;">:</span><span style="color: #002200;">&#91;</span><span style="color: #400080;">NSData</span> dataWithContentsOfURL<span style="color: #002200;">:</span><span style="color: #002200;">&#91;</span><span style="color: #400080;">NSURL</span> URLWithString<span style="color: #002200;">:</span>url<span style="color: #002200;">&#93;</span><span style="color: #002200;">&#93;</span><span style="color: #002200;">&#93;</span>;
<span style="color: #a61390;">if</span> <span style="color: #002200;">&#40;</span>img<span style="color: #002200;">&#41;</span> <span style="color: #002200;">&#123;</span>
		tex <span style="color: #002200;">=</span> <span style="color: #002200;">&#91;</span><span style="color: #002200;">&#91;</span>Texture2D alloc<span style="color: #002200;">&#93;</span> initWithImage<span style="color: #002200;">:</span>img<span style="color: #002200;">&#93;</span>;
<span style="color: #002200;">&#125;</span></pre></div></div>

<p>A questo punto possiamo passare la texture in pasto allo sprite o a qualsiasi altro oggetto necessiti l&#8217;immagine che abbiamo appena caricato. Facile ed indolore.</p>
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