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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.sis.referencing.operation.builder</a></div>
<h1 title="Class TransformBuilder" class="title">Class TransformBuilder</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>
<div class="inheritance">TransformBuilder</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="LinearTransformBuilder.html" title="class in org.apache.sis.referencing.operation.builder">Linear­Transform­Builder</a></code>, <code><a href="LocalizationGridBuilder.html" title="class in org.apache.sis.referencing.operation.builder">Localization­Grid­Builder</a></code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name type-name-label">TransformBuilder</span>
<span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/16/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">Creates a transform which will map approximately the given source positions to the given target positions.
The transform may be a linear approximation the minimize the errors in a <cite>least square</cite> sense,
or a more accurate transform using a localization grid.
<p>Builders are not thread-safe. Builders can be used only once;
points cannot be added or modified after <a href="#create(org.opengis.referencing.operation.MathTransformFactory)"><code>create(Math­Transform­Factory)</code></a> has been invoked.</p></div>
<dl class="notes">
<dt>Since:</dt>
<dd>0.8</dd>
<p><font size="-1">Defined in the <code>sis-referencing</code> module</font></p>
</dl>
</section>
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<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
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<div class="table-header col-first">Modifier</div>
<div class="table-header col-second">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>protected </code></div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">Transform­Builder</a>()</code></div>
<div class="col-last even-row-color">
<div class="block">For subclass constructors.</div>
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<h2>Method Summary</h2>
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<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></div>
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<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-tab3"><code>abstract <a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/referencing/operation/MathTransform.html" title="class or interface in org.opengis.referencing.operation" class="external-link">Math­Transform</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#create(org.opengis.referencing.operation.MathTransformFactory)" class="member-name-link">create</a><wbr>(<a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/referencing/operation/MathTransformFactory.html" title="class or interface in org.opengis.referencing.operation" class="external-link">Math­Transform­Factory</a>&nbsp;factory)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">
<div class="block">Creates a transform from the source points to the target points.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-Object">Methods inherited from class&nbsp;<a href="https://docs.oracle.com/en/java/javase/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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/16/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>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<h2>Constructor Details</h2>
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<li>
<section class="detail" id="&lt;init&gt;()">
<h3>TransformBuilder</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="element-name">TransformBuilder</span>()</div>
<div class="block">For subclass constructors.</div>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
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<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="create(org.opengis.referencing.operation.MathTransformFactory)">
<h3>create</h3>
<div class="member-signature"><span class="modifiers">public abstract</span>&nbsp;<span class="return-type"><a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/referencing/operation/MathTransform.html" title="class or interface in org.opengis.referencing.operation" class="external-link">MathTransform</a></span>&nbsp;<span class="element-name">create</span><wbr><span class="parameters">(<a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/referencing/operation/MathTransformFactory.html" title="class or interface in org.opengis.referencing.operation" class="external-link">MathTransformFactory</a>&nbsp;factory)</span>
throws <span class="exceptions"><a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/util/FactoryException.html" title="class or interface in org.opengis.util" class="external-link">FactoryException</a></span></div>
<div class="block">Creates a transform from the source points to the target points.
Invoking this method puts the builder in an unmodifiable state.
Invoking this method more than once returns the same transform
(the transform is not recomputed).</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>factory</code> - the factory to use for creating the transform, or <code>null</code> for the default factory.</dd>
<dt>Returns:</dt>
<dd>the transform from source to target points.</dd>
<dt>Throws:</dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org.opengis.geoapi/org/opengis/util/FactoryException.html" title="class or interface in org.opengis.util" class="external-link">Factory­Exception</a></code> - if the transform cannot be created,
for example because the target points have not be specified.</dd>
</dl>
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