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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Ipelib: IpeLinear Class Reference</title>
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<li><a href="annotated.html"><span>Class List</span></a></li>
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<li><a href="functions.html"><span>Class Members</span></a></li>
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<h1>IpeLinear Class Reference<br>
<small>
[<a class="el" href="group__geo.html">Ipe Geometry</a>]</small>
</h1><!-- doxytag: class="IpeLinear" -->Linear transformation in the plane (2x2 matrix).
<a href="#_details">More...</a>
<p>
<a href="class_ipe_linear-members.html">List of all members.</a><h2>Public Member Functions</h2>
<ul>
<li><a class="el" href="class_ipe_linear.html#b5150ae2bb024be965eb05f6af00b48d">IpeLinear</a> ()
<li><a class="el" href="class_ipe_linear.html#f1bbee9693d2357066fb8bbe74b8b0b8">IpeLinear</a> (<a class="el" href="class_ipe_angle.html">IpeAngle</a> angle)
<li><a class="el" href="class_ipe_linear.html#8b683a8531b6fc9b3a2f45cdf6e6b9d3">IpeLinear</a> (double m11, double m21, double m12, double m22)
<li><a class="el" href="class_ipe_linear.html#3a43119b7ce7f0d26c0c6fd02a30fd7c">IpeLinear</a> (<a class="el" href="class_ipe_string.html">IpeString</a> str)
<li><a class="el" href="class_ipe_linear.html">IpeLinear</a> <a class="el" href="class_ipe_linear.html#568b716cd147539ed8ed02b9e14c3399">Inverse</a> () const
<li>bool <a class="el" href="class_ipe_linear.html#201f9c0d3b254a02e19126966e260b0b">IsIdentity</a> () const
<li><a class="el" href="class_ipe_vector.html">IpeVector</a> <a class="el" href="class_ipe_linear.html#1f8549e7d982eb229072aa5f1ae57f07">operator *</a> (const <a class="el" href="class_ipe_vector.html">IpeVector</a> &rhs) const
<li>bool <a class="el" href="class_ipe_linear.html#8547e967e0a84c9caa4fee3e120c8a2e">operator==</a> (const <a class="el" href="class_ipe_linear.html">IpeLinear</a> &rhs) const
</ul>
<h2>Public Attributes</h2>
<ul>
<li><a class="anchor" name="696f931afa72d8074092527d9bd0347e"></a><!-- doxytag: member="IpeLinear::iA" ref="696f931afa72d8074092527d9bd0347e" args="[4]" -->
double <b>iA</b> [4]
</ul>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Linear transformation in the plane (2x2 matrix).
<p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="b5150ae2bb024be965eb05f6af00b48d"></a><!-- doxytag: member="IpeLinear::IpeLinear" ref="b5150ae2bb024be965eb05f6af00b48d" args="()" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">IpeLinear::IpeLinear </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Create identity matrix.
<p>
</div>
</div><p>
<a class="anchor" name="f1bbee9693d2357066fb8bbe74b8b0b8"></a><!-- doxytag: member="IpeLinear::IpeLinear" ref="f1bbee9693d2357066fb8bbe74b8b0b8" args="(IpeAngle angle)" -->
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<td class="memname">IpeLinear::IpeLinear </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_ipe_angle.html">IpeAngle</a> </td>
<td class="paramname"> <em>angle</em> </td>
<td> ) </td>
<td width="100%"><code> [explicit]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Create matrix representing a rotation by angle.
<p>
</div>
</div><p>
<a class="anchor" name="8b683a8531b6fc9b3a2f45cdf6e6b9d3"></a><!-- doxytag: member="IpeLinear::IpeLinear" ref="8b683a8531b6fc9b3a2f45cdf6e6b9d3" args="(double m11, double m21, double m12, double m22)" -->
<div class="memitem">
<div class="memproto">
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<td class="memname">IpeLinear::IpeLinear </td>
<td>(</td>
<td class="paramtype">double </td>
<td class="paramname"> <em>m11</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>m21</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>m12</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">double </td>
<td class="paramname"> <em>m22</em></td><td> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td><td width="100%"><code> [inline, explicit]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Create linear matrix with given coefficients.
<p>
</div>
</div><p>
<a class="anchor" name="3a43119b7ce7f0d26c0c6fd02a30fd7c"></a><!-- doxytag: member="IpeLinear::IpeLinear" ref="3a43119b7ce7f0d26c0c6fd02a30fd7c" args="(IpeString str)" -->
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<td class="memname">IpeLinear::IpeLinear </td>
<td>(</td>
<td class="paramtype"><a class="el" href="class_ipe_string.html">IpeString</a> </td>
<td class="paramname"> <em>str</em> </td>
<td> ) </td>
<td width="100%"><code> [explicit]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Parse string.
<p>
</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="568b716cd147539ed8ed02b9e14c3399"></a><!-- doxytag: member="IpeLinear::Inverse" ref="568b716cd147539ed8ed02b9e14c3399" args="() const" -->
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<div class="memproto">
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<td class="memname"><a class="el" href="class_ipe_linear.html">IpeLinear</a> IpeLinear::Inverse </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"> const</td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Return inverse.
<p>
</div>
</div><p>
<a class="anchor" name="201f9c0d3b254a02e19126966e260b0b"></a><!-- doxytag: member="IpeLinear::IsIdentity" ref="201f9c0d3b254a02e19126966e260b0b" args="() const" -->
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<td class="memname">bool IpeLinear::IsIdentity </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"> const<code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Is this the identity matrix?
<p>
</div>
</div><p>
<a class="anchor" name="1f8549e7d982eb229072aa5f1ae57f07"></a><!-- doxytag: member="IpeLinear::operator *" ref="1f8549e7d982eb229072aa5f1ae57f07" args="(const IpeVector &rhs) const " -->
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<td class="memname"><a class="el" href="class_ipe_vector.html">IpeVector</a> IpeLinear::operator * </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_ipe_vector.html">IpeVector</a> & </td>
<td class="paramname"> <em>rhs</em> </td>
<td> ) </td>
<td width="100%"> const<code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Linear matrix times vector.
<p>
</div>
</div><p>
<a class="anchor" name="8547e967e0a84c9caa4fee3e120c8a2e"></a><!-- doxytag: member="IpeLinear::operator==" ref="8547e967e0a84c9caa4fee3e120c8a2e" args="(const IpeLinear &rhs) const " -->
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<div class="memproto">
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<td class="memname">bool IpeLinear::operator== </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_ipe_linear.html">IpeLinear</a> & </td>
<td class="paramname"> <em>rhs</em> </td>
<td> ) </td>
<td width="100%"> const<code> [inline]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Check for equality of two linear matrices.
<p>
</div>
</div><p>
<hr>The documentation for this class was generated from the following files:<ul>
<li>ipegeo.h<li>ipegeo.cpp</ul>
<hr>
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