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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.sis.referencing.operation.transform</a></div>
<h2 title="Class AbstractMathTransform1D.Inverse" class="title">Class AbstractMathTransform1D.Inverse</h2>
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<li><a href="AbstractMathTransform.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform</a></li>
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<li><a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform.Inverse</a></li>
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<li>Inverse</li>
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<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../../../parameter/Parameterized.html" title="interface in org.apache.sis.parameter">Parameterized</a></code>, <code><a href="../../../util/LenientComparable.html" title="interface in org.apache.sis.util">Lenient­Comparable</a></code>, <code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Math­Transform</a></code>, <code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Math­Transform1D</a></code></dd>
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<dt>Enclosing class:</dt>
<dd><a href="AbstractMathTransform1D.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform1D</a></dd>
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<pre>protected abstract static class <span class="typeNameLabel">AbstractMathTransform1D.Inverse</span>
extends <a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform.Inverse</a>
implements <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">MathTransform1D</a></pre>
<div class="block">Base class for implementation of inverse math transforms.
This inner class is the inverse of the enclosing <a href="AbstractMathTransform1D.html" title="class in org.apache.sis.referencing.operation.transform"><code>Abstract­Math­Transform1D</code></a>.
<div class="section">Serialization</div>
This object may or may not be serializable, at implementation choices.
Most Apache SIS implementations are serializable, but the serialized objects are not guaranteed to be compatible
with future SIS versions. Serialization should be used only for short term storage or RMI between applications
running the same SIS version.</div>
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<dt><span class="simpleTagLabel">Since:</span></dt>
<dd>0.7</dd>
<p><font size="-1">Defined in the <code>sis-referencing</code> module</font></p>
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<h3>Nested classes/interfaces inherited from class&nbsp;<a href="AbstractMathTransform.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform</a></h3>
<code><a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">Abstract­Math­Transform​.Inverse</a></code></li>
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<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">Inverse</a></span>()</code></th>
<td class="colLast">
<div class="block">Constructs an inverse math transform.</div>
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<td class="colFirst"><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/Matrix.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Matrix</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#derivative(org.opengis.geometry.DirectPosition)">derivative</a></span>&#8203;(<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/geometry/DirectPosition.html?is-external=true" title="class or interface in org.opengis.geometry" class="externalLink">DirectPosition</a>&nbsp;point)</code></th>
<td class="colLast">
<div class="block">Gets the derivative of this transform at a point.</div>
</td>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code>abstract <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">MathTransform1D</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#inverse()">inverse</a></span>()</code></th>
<td class="colLast">
<div class="block">Returns the inverse of this math transform.</div>
</td>
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<td class="colFirst"><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/Matrix.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Matrix</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#transform(double%5B%5D,int,double%5B%5D,int,boolean)">transform</a></span>&#8203;(double[]&nbsp;srcPts,
int&nbsp;srcOff,
double[]&nbsp;dstPts,
int&nbsp;dstOff,
boolean&nbsp;derivate)</code></th>
<td class="colLast">
<div class="block">Transforms a single point in the given array and opportunistically computes its derivative if requested.</div>
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<h3>Methods inherited from class&nbsp;<a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform.Inverse</a></h3>
<code><a href="AbstractMathTransform.Inverse.html#computeHashCode()">compute­Hash­Code</a>, <a href="AbstractMathTransform.Inverse.html#equals(java.lang.Object,org.apache.sis.util.ComparisonMode)">equals</a>, <a href="AbstractMathTransform.Inverse.html#formatTo(org.apache.sis.io.wkt.Formatter)">format­To</a>, <a href="AbstractMathTransform.Inverse.html#getSourceDimensions()">get­Source­Dimensions</a>, <a href="AbstractMathTransform.Inverse.html#getTargetDimensions()">get­Target­Dimensions</a>, <a href="AbstractMathTransform.Inverse.html#isIdentity()">is­Identity</a></code></li>
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<h3>Methods inherited from class&nbsp;<a href="AbstractMathTransform.html" title="class in org.apache.sis.referencing.operation.transform">AbstractMathTransform</a></h3>
<code><a href="AbstractMathTransform.html#equals(java.lang.Object)">equals</a>, <a href="AbstractMathTransform.html#getContextualParameters()">get­Contextual­Parameters</a>, <a href="AbstractMathTransform.html#getParameterDescriptors()">get­Parameter­Descriptors</a>, <a href="AbstractMathTransform.html#getParameterValues()">get­Parameter­Values</a>, <a href="AbstractMathTransform.html#hashCode()">hash­Code</a>, <a href="AbstractMathTransform.html#transform(double%5B%5D,int,double%5B%5D,int,int)">transform</a>, <a href="AbstractMathTransform.html#transform(double%5B%5D,int,float%5B%5D,int,int)">transform</a>, <a href="AbstractMathTransform.html#transform(float%5B%5D,int,double%5B%5D,int,int)">transform</a>, <a href="AbstractMathTransform.html#transform(float%5B%5D,int,float%5B%5D,int,int)">transform</a>, <a href="AbstractMathTransform.html#transform(org.opengis.geometry.DirectPosition,org.opengis.geometry.DirectPosition)">transform</a>, <a href="AbstractMathTransform.html#tryConcatenate(boolean,org.opengis.referencing.operation.MathTransform,org.opengis.referencing.operation.MathTransformFactory)">try­Concatenate</a></code></li>
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<code><a href="../../../io/wkt/FormattableObject.html#print()">print</a>, <a href="../../../io/wkt/FormattableObject.html#toString()">to­String</a>, <a href="../../../io/wkt/FormattableObject.html#toString(org.apache.sis.io.wkt.Convention)">to­String</a>, <a href="../../../io/wkt/FormattableObject.html#toWKT()">to­WKT</a></code></li>
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<h3>Methods inherited from interface&nbsp;<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">MathTransform</a></h3>
<code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#getSourceDimensions()" title="class or interface in org.opengis.referencing.operation" class="externalLink">get­Source­Dimensions</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#getTargetDimensions()" title="class or interface in org.opengis.referencing.operation" class="externalLink">get­Target­Dimensions</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#isIdentity()" title="class or interface in org.opengis.referencing.operation" class="externalLink">is­Identity</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#toWKT()" title="class or interface in org.opengis.referencing.operation" class="externalLink">to­WKT</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#transform(double%5B%5D,int,double%5B%5D,int,int)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#transform(double%5B%5D,int,float%5B%5D,int,int)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#transform(float%5B%5D,int,double%5B%5D,int,int)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#transform(float%5B%5D,int,float%5B%5D,int,int)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#transform(org.opengis.geometry.DirectPosition,org.opengis.geometry.DirectPosition)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a></code></li>
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<h3>Methods inherited from interface&nbsp;<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">MathTransform1D</a></h3>
<code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#derivative(double)" title="class or interface in org.opengis.referencing.operation" class="externalLink">derivative</a>, <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#transform(double)" title="class or interface in org.opengis.referencing.operation" class="externalLink">transform</a></code></li>
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<h4>Inverse</h4>
<pre>protected&nbsp;Inverse()</pre>
<div class="block">Constructs an inverse math transform.</div>
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<h4>inverse</h4>
<pre class="methodSignature">public abstract&nbsp;<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">MathTransform1D</a>&nbsp;inverse()</pre>
<div class="block">Returns the inverse of this math transform.
The returned transform should be the enclosing math transform.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#inverse()" title="class or interface in org.opengis.referencing.operation" class="externalLink">inverse</a></code>&nbsp;in interface&nbsp;<code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Math­Transform</a></code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#inverse()" title="class or interface in org.opengis.referencing.operation" class="externalLink">inverse</a></code>&nbsp;in interface&nbsp;<code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Math­Transform1D</a></code></dd>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="AbstractMathTransform.Inverse.html#inverse()">inverse</a></code>&nbsp;in class&nbsp;<code><a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">Abstract­Math­Transform​.Inverse</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the inverse of this transform.</dd>
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<h4>transform</h4>
<pre class="methodSignature">public&nbsp;<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/Matrix.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Matrix</a>&nbsp;transform&#8203;(double[]&nbsp;srcPts,
int&nbsp;srcOff,
double[]&nbsp;dstPts,
int&nbsp;dstOff,
boolean&nbsp;derivate)
throws <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/TransformException.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">TransformException</a></pre>
<div class="block">Transforms a single point in the given array and opportunistically computes its derivative if requested.
The default implementation delegates to <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#transform(double)" title="class or interface in org.opengis.referencing.operation" class="externalLink"><code>Math­Transform1D​.transform(double)</code></a> and potentially to <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#derivative(double)" title="class or interface in org.opengis.referencing.operation" class="externalLink"><code>Math­Transform1D​.derivative(double)</code></a>.
Subclasses may override this method for performance reason.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="AbstractMathTransform.html#transform(double%5B%5D,int,double%5B%5D,int,boolean)">transform</a></code>&nbsp;in class&nbsp;<code><a href="AbstractMathTransform.html" title="class in org.apache.sis.referencing.operation.transform">Abstract­Math­Transform</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>src­Pts</code> - the array containing the source coordinate (can not be <code>null</code>).</dd>
<dd><code>src­Off</code> - the offset to the point to be transformed in the source array.</dd>
<dd><code>dst­Pts</code> - the array into which the transformed coordinate is returned. May be the same than <code>src­Pts</code>.
May be <code>null</code> if only the derivative matrix is desired.</dd>
<dd><code>dst­Off</code> - the offset to the location of the transformed point that is stored in the destination array.</dd>
<dd><code>derivate</code> - <code>true</code> for computing the derivative, or <code>false</code> if not needed.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the matrix of the transform derivative at the given source position,
or <code>null</code> if the <code>derivate</code> argument is <code>false</code>.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/TransformException.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Transform­Exception</a></code> - if the point can not be transformed or
if a problem occurred while calculating the derivative.</dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="AbstractMathTransform.html#derivative(org.opengis.geometry.DirectPosition)"><code>Abstract­Math­Transform​.derivative(Direct­Position)</code></a>,
<a href="AbstractMathTransform.html#transform(org.opengis.geometry.DirectPosition,org.opengis.geometry.DirectPosition)"><code>Abstract­Math­Transform​.transform(Direct­Position, Direct­Position)</code></a>,
<a href="MathTransforms.html#derivativeAndTransform(org.opengis.referencing.operation.MathTransform,double%5B%5D,int,double%5B%5D,int)"><code>Math­Transforms​.derivative­And­Transform(Math­Transform, double[], int, double[], int)</code></a></dd>
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<h4>derivative</h4>
<pre class="methodSignature">public&nbsp;<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/Matrix.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Matrix</a>&nbsp;derivative&#8203;(<a href="http://www.geoapi.org/3.0/javadoc/org/opengis/geometry/DirectPosition.html?is-external=true" title="class or interface in org.opengis.geometry" class="externalLink">DirectPosition</a>&nbsp;point)
throws <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/TransformException.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">TransformException</a></pre>
<div class="block">Gets the derivative of this transform at a point. The default implementation ensures that
<code>point</code> is one-dimensional, then delegates to <a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform1D.html?is-external=true#derivative(double)" title="class or interface in org.opengis.referencing.operation" class="externalLink"><code>Math­Transform1D​.derivative(double)</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true#derivative(org.opengis.geometry.DirectPosition)" title="class or interface in org.opengis.referencing.operation" class="externalLink">derivative</a></code>&nbsp;in interface&nbsp;<code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/MathTransform.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Math­Transform</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="AbstractMathTransform.Inverse.html#derivative(org.opengis.geometry.DirectPosition)">derivative</a></code>&nbsp;in class&nbsp;<code><a href="AbstractMathTransform.Inverse.html" title="class in org.apache.sis.referencing.operation.transform">Abstract­Math­Transform​.Inverse</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>point</code> - the coordinate point where to evaluate the derivative, or <code>null</code>.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the derivative at the specified point (never <code>null</code>).</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/geometry/MismatchedDimensionException.html?is-external=true" title="class or interface in org.opengis.geometry" class="externalLink">Mismatched­Dimension­Exception</a></code> - if <code>point</code> does not have the expected dimension.</dd>
<dd><code><a href="http://www.geoapi.org/3.0/javadoc/org/opengis/referencing/operation/TransformException.html?is-external=true" title="class or interface in org.opengis.referencing.operation" class="externalLink">Transform­Exception</a></code> - if the derivative can not be evaluated at the specified point.</dd>
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