static/apidocs/org/apache/sis/image/PixelIterator.Window.html - sis-site - Git at Google

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 <h2 title="Class PixelIterator.Window" class="title">Class PixelIterator.Window&lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a>&gt;</h2>
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 <pre>public abstract static class <span class="typeNameLabel">PixelIterator.Window&lt;T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a>&gt;</span>
 extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre>
 <div class="block">Contains the sample values in a moving window over the image. Windows are created by calls to
  <a href="PixelIterator.html#createWindow(org.apache.sis.image.TransferType)"><code>PixelIterator.createWindow(TransferType)</code></a> and sample values are stored in <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink"><code>Buffer</code></a>s.
  The buffer content is replaced ever time <a href="#update()"><code>update()</code></a> is invoked.</div>
 <dl>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>0.8</dd>

 <p><font size="-1">Defined in the <code>sis-feature</code> module</font></p>
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 <td class="colFirst"><code><a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a></code></td>
 <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#values">values</a></span></code></th>
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 <div class="block">A buffer containing all sample values fetched by the last call to <a href="#update()"><code>update()</code></a>.</div>
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 <td class="colFirst"><code>abstract void</code></td>
 <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#update()">update</a></span>()</code></th>
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 <div class="block">Updates this window with the sample values in the region starting at current iterator position.</div>
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 <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></li>
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 <pre>public final&nbsp;<a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a> extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a> values</pre>
 <div class="block">A buffer containing all sample values fetched by the last call to <a href="#update()"><code>update()</code></a>. The buffer
  capacity is <var>(number of bands)</var> × <var>(window width)</var> × <var>(window height)</var>.
  Values are always stored with band index varying fastest, then column index, then row index.
  Columns are traversed from left to right and rows are traversed from top to bottom
  (linear iteration order).
  That order is the same regardless the iteration order
  of enclosing iterator.

  <p>Every time that <a href="#update()"><code>update()</code></a> is invoked, the buffer content is replaced by sample values
  starting at the <a href="PixelIterator.html#getPosition()">current iterator position</a>.
  Before the first <code>update()</code> invocation, the buffer is filled with zero values.</p></div>
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 <h4>update</h4>
 <pre class="methodSignature">public abstract&nbsp;void&nbsp;update()</pre>
 <div class="block">Updates this window with the sample values in the region starting at current iterator position.
  The buffer position, limit and mark are <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true#clear()" title="class or interface in java.nio" class="externalLink">cleared</a>.

  <p>The <a href="PixelIterator.html#next()"><code>PixelIterator.next()</code></a> method must have returned <code>true</code>, or the <a href="PixelIterator.html#moveTo(int,int)"><code>PixelIterator.moveTo(int,int)</code></a> method must have
  been invoked successfully, before this <code>update()</code> method is invoked. If above condition is not met,
  then this method behavior is undefined: it may throw any runtime exception or return meaningless values
  (there is no explicit bounds check for performance reasons).</p></div>
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	<h2 title="Class PixelIterator.Window" class="title">Class PixelIterator.Window<T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a>></h2>
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	<pre>public abstract static class <span class="typeNameLabel">PixelIterator.Window<T extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a>></span>
	extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre>
	<div class="block">Contains the sample values in a moving window over the image. Windows are created by calls to
	<a href="PixelIterator.html#createWindow(org.apache.sis.image.TransferType)"><code>PixelIterator.createWindow(TransferType)</code></a> and sample values are stored in <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink"><code>Buffer</code></a>s.
	The buffer content is replaced ever time <a href="#update()"><code>update()</code></a> is invoked.</div>
	<dl>
	<dt><span class="simpleTagLabel">Since:</span></dt>
	<dd>0.8</dd>

	<p><font size="-1">Defined in the <code>sis-feature</code> module</font></p>
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	<td class="colFirst"><code><a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a></code></td>
	<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#values">values</a></span></code></th>
	<td class="colLast">
	<div class="block">A buffer containing all sample values fetched by the last call to <a href="#update()"><code>update()</code></a>.</div>
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	<td class="colFirst"><code>abstract void</code></td>
	<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#update()">update</a></span>()</code></th>
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	<div class="block">Updates this window with the sample values in the region starting at current iterator position.</div>
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	<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></li>
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	<h4>values</h4>
	<pre>public final <a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a> extends <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true" title="class or interface in java.nio" class="externalLink">Buffer</a> values</pre>
	<div class="block">A buffer containing all sample values fetched by the last call to <a href="#update()"><code>update()</code></a>. The buffer
	capacity is <var>(number of bands)</var> × <var>(window width)</var> × <var>(window height)</var>.
	Values are always stored with band index varying fastest, then column index, then row index.
	Columns are traversed from left to right and rows are traversed from top to bottom
	(linear iteration order).
	That order is the same regardless the iteration order
	of enclosing iterator.

	<p>Every time that <a href="#update()"><code>update()</code></a> is invoked, the buffer content is replaced by sample values
	starting at the <a href="PixelIterator.html#getPosition()">current iterator position</a>.
	Before the first <code>update()</code> invocation, the buffer is filled with zero values.</p></div>
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	<h4>update</h4>
	<pre class="methodSignature">public abstract void update()</pre>
	<div class="block">Updates this window with the sample values in the region starting at current iterator position.
	The buffer position, limit and mark are <a href="https://docs.oracle.com/javase/8/docs/api/java/nio/Buffer.html?is-external=true#clear()" title="class or interface in java.nio" class="externalLink">cleared</a>.

	<p>The <a href="PixelIterator.html#next()"><code>PixelIterator.next()</code></a> method must have returned <code>true</code>, or the <a href="PixelIterator.html#moveTo(int,int)"><code>PixelIterator.moveTo(int,int)</code></a> method must have
	been invoked successfully, before this <code>update()</code> method is invoked. If above condition is not met,
	then this method behavior is undefined: it may throw any runtime exception or return meaningless values
	(there is no explicit bounds check for performance reasons).</p></div>
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