| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (21) on Thu Oct 05 19:54:57 CEST 2023 --> |
| <title>PixelIterator.Window (Apache SIS 1.4 API)</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <meta name="dc.created" content="2023-10-05"> |
| <meta name="description" content="declaration: module: org.apache.sis.feature, package: org.apache.sis.image, class: PixelIterator, class: Window"> |
| <meta name="generator" content="javadoc/ClassWriterImpl"> |
| <meta name="keywords" content="org.apache.sis.image.PixelIterator.Window class"> |
| <meta name="keywords" content="values"> |
| <meta name="keywords" content="getSize()"> |
| <meta name="keywords" content="update()"> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../sis.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../script-dir/jquery-ui.min.css" title="Style"> |
| <script type="text/javascript" src="../../../../../script.js"></script> |
| <script type="text/javascript" src="../../../../../script-dir/jquery-3.6.1.min.js"></script> |
| <script type="text/javascript" src="../../../../../script-dir/jquery-ui.min.js"></script> |
| </head> |
| <body class="class-declaration-page"> |
| <script type="text/javascript">var pathtoroot = "../../../../../"; |
| loadScripts(document, 'script');</script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <div class="flex-box"> |
| <header role="banner" class="flex-header"> |
| <nav role="navigation"> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="top-nav" id="navbar-top"><button id="navbar-toggle-button" aria-controls="navbar-top" aria-expanded="false" aria-label="Toggle navigation links"><span class="nav-bar-toggle-icon"> </span><span class="nav-bar-toggle-icon"> </span><span class="nav-bar-toggle-icon"> </span></button> |
| <div class="skip-nav"><a href="#skip-navbar-top" title="Skip navigation links">Skip navigation links</a></div> |
| <ul id="navbar-top-firstrow" class="nav-list" title="Navigation"> |
| <li><a href="../../../../../index.html">Overview</a></li> |
| <li><a href="../../../../module-summary.html">Module</a></li> |
| <li><a href="package-summary.html">Package</a></li> |
| <li class="nav-bar-cell1-rev">Class</li> |
| <li><a href="package-tree.html">Tree</a></li> |
| <li><a href="../../../../../deprecated-list.html">Deprecated</a></li> |
| <li><a href="../../../../../index-all.html">Index</a></li> |
| <li><a href="../../../../../help-doc.html#class">Help</a></li> |
| </ul> |
| <ul class="sub-nav-list-small"> |
| <li> |
| <p>Summary:</p> |
| <ul> |
| <li>Nested</li> |
| <li><a href="#field-summary">Field</a></li> |
| <li>Constr</li> |
| <li><a href="#method-summary">Method</a></li> |
| </ul> |
| </li> |
| <li> |
| <p>Detail:</p> |
| <ul> |
| <li><a href="#field-detail">Field</a></li> |
| <li>Constr</li> |
| <li><a href="#method-detail">Method</a></li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="sub-nav"> |
| <div id="navbar-sub-list"> |
| <ul class="sub-nav-list"> |
| <li>Summary: </li> |
| <li>Nested | </li> |
| <li><a href="#field-summary">Field</a> | </li> |
| <li>Constr | </li> |
| <li><a href="#method-summary">Method</a></li> |
| </ul> |
| <ul class="sub-nav-list"> |
| <li>Detail: </li> |
| <li><a href="#field-detail">Field</a> | </li> |
| <li>Constr | </li> |
| <li><a href="#method-detail">Method</a></li> |
| </ul> |
| </div> |
| <div class="nav-list-search"><a href="../../../../../search.html">SEARCH</a> |
| <input type="text" id="search-input" disabled placeholder="Search"> |
| <input type="reset" id="reset-button" disabled value="reset"> |
| </div> |
| </div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <span class="skip-nav" id="skip-navbar-top"></span></nav> |
| </header> |
| <div class="flex-content"> |
| <main role="main"> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../module-summary.html">org.apache.sis.feature</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.sis.image</a></div> |
| <h1 title="Class PixelIterator.Window" class="title">Class PixelIterator.Window<T extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/Buffer.html" title="class or interface in java.nio" class="external-link">Buffer</a>></h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a> |
| <div class="inheritance">Window<T></div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>Type Parameters:</dt> |
| <dd><code>T</code> - the type of buffer which can be used for transferring data.</dd> |
| </dl> |
| <dl class="notes"> |
| <dt>Enclosing class:</dt> |
| <dd><code><a href="PixelIterator.html" title="class in org.apache.sis.image">PixelIterator</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public abstract static class </span><span class="element-name type-name-label">PixelIterator.Window<T extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/Buffer.html" title="class or interface in java.nio" class="external-link">Buffer</a>></span> |
| <span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></span></div> |
| <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/en/java/javase/11/docs/api/java.base/java/nio/Buffer.html" title="class or interface in java.nio" class="external-link"><code>Buffer</code></a>s. |
| The buffer content is replaced ever time <a href="#update()"><code>update()</code></a> is invoked.</div> |
| <dl class="notes"> |
| <dt>Since:</dt> |
| <dd>0.8</dd> |
| </dl> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field-summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>final <a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a></code></div> |
| <div class="col-second even-row-color"><code><a href="#values" class="member-name-link">values</a></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">A buffer containing all sample values fetched by the last call to <a href="#update()"><code>update()</code></a>.</div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method-summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>final <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/Dimension.html" title="class or interface in java.awt" class="external-link">Dimension</a></code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getSize()" class="member-name-link">getSize</a>()</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Returns the width and height of this window in pixels.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code>abstract void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#update()" class="member-name-link">update</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> |
| <div class="block">Updates this window with the sample values in the region starting at current iterator position.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-Object">Methods inherited from class <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field-detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="values"> |
| <h3>values</h3> |
| <div class="member-signature"><span class="modifiers">public final</span> <span class="return-type"><a href="PixelIterator.Window.html" title="type parameter in PixelIterator.Window">T</a> extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/nio/Buffer.html" title="class or interface in java.nio" class="external-link">Buffer</a></span> <span class="element-name">values</span></div> |
| <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> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="getSize()"> |
| <h3>getSize</h3> |
| <div class="member-signature"><span class="modifiers">public final</span> <span class="return-type"><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.desktop/java/awt/Dimension.html" title="class or interface in java.awt" class="external-link">Dimension</a></span> <span class="element-name">getSize</span>()</div> |
| <div class="block">Returns the width and height of this window in pixels.</div> |
| <dl class="notes"> |
| <dt>Returns:</dt> |
| <dd>the window size in pixels.</dd> |
| <dt>Since:</dt> |
| <dd>1.1</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="update()"> |
| <h3>update</h3> |
| <div class="member-signature"><span class="modifiers">public abstract</span> <span class="return-type">void</span> <span class="element-name">update</span>()</div> |
| <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/en/java/javase/11/docs/api/java.base/java/nio/Buffer.html#clear()" title="class or interface in java.nio" class="external-link">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> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= END OF CLASS DATA ========= --> |
| </main> |
| </div> |
| </div> |
| </body> |
| </html> |
