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<title>mialm Reference Manual: 3D Vector</title>
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<a name="mialm-MiaVector3d"></a><div class="titlepage"></div>
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<td valign="top">
<h2><span class="refentrytitle"><a name="mialm-MiaVector3d.top_of_page"></a>3D Vector</span></h2>
<p>3D Vector — A 3D vector in Euclidian space.</p>
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<td class="gallery_image" valign="top" align="right"></td>
</tr></table></div>
<div class="refsect1">
<a name="mialm-MiaVector3d.functions"></a><h2>Functions</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-new" title="mia_vector3d_new ()">mia_vector3d_new</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-set" title="mia_vector3d_set ()">mia_vector3d_set</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-dup" title="mia_vector3d_dup ()">mia_vector3d_dup</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-normalize" title="mia_vector3d_normalize ()">mia_vector3d_normalize</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gfloat</span>
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-dot" title="mia_vector3d_dot ()">mia_vector3d_dot</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gfloat</span>
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-get-norm" title="mia_vector3d_get_norm ()">mia_vector3d_get_norm</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-copy" title="mia_vector3d_copy ()">mia_vector3d_copy</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-scale" title="mia_vector3d_scale ()">mia_vector3d_scale</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-addup" title="mia_vector3d_addup ()">mia_vector3d_addup</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-add" title="mia_vector3d_add ()">mia_vector3d_add</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gboolean</span>
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-equal" title="mia_vector3d_equal ()">mia_vector3d_equal</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-xmlio-read" title="mia_vector3d_xmlio_read ()">mia_vector3d_xmlio_read</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">gboolean</span>
</td>
<td class="function_name">
<a class="link" href="mialm-MiaVector3d.html#mia-vector3d-xmlio-write" title="mia_vector3d_xmlio_write ()">mia_vector3d_xmlio_write</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="mialm-MiaVector3d.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody><tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d">MiaVector3d</a></td>
</tr></tbody>
</table></div>
</div>
<div class="refsect1">
<a name="mialm-MiaVector3d.object-hierarchy"></a><h2>Object Hierarchy</h2>
<pre class="screen">
</pre>
</div>
<div class="refsect1">
<a name="mialm-MiaVector3d.description"></a><h2>Description</h2>
<p>A <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> represents a 3D vector in Euclidian space.</p>
</div>
<div class="refsect1">
<a name="mialm-MiaVector3d.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="mia-vector3d-new"></a><h3>mia_vector3d_new ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_new (<em class="parameter"><code><span class="type">gfloat</span> x</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> y</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> z</code></em>);</pre>
<p>Created a new MiaVector3d initialized with the given components</p>
<div class="refsect3">
<a name="id-1.2.7.7.2.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>x</p></td>
<td class="parameter_description"><p>component of new vector </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>y</p></td>
<td class="parameter_description"><p>component of new vector </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>z</p></td>
<td class="parameter_description"><p>component of new vector </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.2.6"></a><h4>Returns</h4>
<p> the new MiaVector3d instance</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-set"></a><h3>mia_vector3d_set ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_set (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> x</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> y</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> z</code></em>);</pre>
<p>Sets the components of <em class="parameter"><code>self</code></em>
to the given values</p>
<div class="refsect3">
<a name="id-1.2.7.7.3.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>This Mia3DVector will be changed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>x</p></td>
<td class="parameter_description"><p>new x component</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>y</p></td>
<td class="parameter_description"><p>new y component</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>z</p></td>
<td class="parameter_description"><p>new z component</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.3.6"></a><h4>Returns</h4>
<p> <em class="parameter"><code>self</code></em>
(with the new values set)</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-dup"></a><h3>mia_vector3d_dup ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_dup (<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *orig</code></em>);</pre>
<p>Creating a new instance of <em class="parameter"><code>orig</code></em>
by duplicating it.</p>
<div class="refsect3">
<a name="id-1.2.7.7.4.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>orig</p></td>
<td class="parameter_description"><p>a Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.4.6"></a><h4>Returns</h4>
<p> a new MiaVector3d </p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-normalize"></a><h3>mia_vector3d_normalize ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_normalize (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>);</pre>
<p>Normalize <em class="parameter"><code>self</code></em>
to have a norm of 1 (if the vector is not zero)</p>
<div class="refsect3">
<a name="id-1.2.7.7.5.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a MiaVector3d </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.5.6"></a><h4>Returns</h4>
<p> <em class="parameter"><code>self</code></em>
(for convinience)</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-dot"></a><h3>mia_vector3d_dot ()</h3>
<pre class="programlisting"><span class="returnvalue">gfloat</span>
mia_vector3d_dot (<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *a</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *b</code></em>);</pre>
<p>Evaluate the dot product of <em class="parameter"><code>a</code></em>
and <em class="parameter"><code>b</code></em>
</p>
<div class="refsect3">
<a name="id-1.2.7.7.6.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>a</p></td>
<td class="parameter_description"><p>a MiaVector3d</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>b</p></td>
<td class="parameter_description"><p>a MiaVector3d</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.6.6"></a><h4>Returns</h4>
<p> the dot product </p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-get-norm"></a><h3>mia_vector3d_get_norm ()</h3>
<pre class="programlisting"><span class="returnvalue">gfloat</span>
mia_vector3d_get_norm (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>);</pre>
<p>Evaluate the Euclidian norm of <em class="parameter"><code>self</code></em>
.</p>
<div class="refsect3">
<a name="id-1.2.7.7.7.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>a 3D vector </p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.7.6"></a><h4>Returns</h4>
<p> the norm</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-copy"></a><h3>mia_vector3d_copy ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_copy (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *dest</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *src</code></em>);</pre>
<p>Copies the contens of <em class="parameter"><code>src</code></em>
to <em class="parameter"><code>dest</code></em>
</p>
<div class="refsect3">
<a name="id-1.2.7.7.8.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>dest</p></td>
<td class="parameter_description"><p>Existing MiaVector3d instance </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>src</p></td>
<td class="parameter_description"><p>Existing MiaVector3d instance </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.8.6"></a><h4>Returns</h4>
<p> <em class="parameter"><code>dest</code></em>
(for convinience)</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-scale"></a><h3>mia_vector3d_scale ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_scale (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>,
<em class="parameter"><code><span class="type">gfloat</span> f</code></em>);</pre>
<p>Scales <em class="parameter"><code>self</code></em>
by factor <em class="parameter"><code>f</code></em>
.</p>
<div class="refsect3">
<a name="id-1.2.7.7.9.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>3D vector to be scaled</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>f</p></td>
<td class="parameter_description"><p>scaling factor </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.9.6"></a><h4>Returns</h4>
<p> (scaled) <em class="parameter"><code>self</code></em>
for convinience</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-addup"></a><h3>mia_vector3d_addup ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_addup (<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *other</code></em>);</pre>
<p>Adds <em class="parameter"><code>other</code></em>
to <em class="parameter"><code>self</code></em>
componentwise (equivalent to <em class="parameter"><code>self</code></em>
+= <em class="parameter"><code>other</code></em>
</p>
<div class="refsect3">
<a name="id-1.2.7.7.10.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>This Mia3DVector will be changed</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>other</p></td>
<td class="parameter_description"><p>second 3D vector </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.10.6"></a><h4>Returns</h4>
<p> <em class="parameter"><code>self</code></em>
(for convinience)</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-add"></a><h3>mia_vector3d_add ()</h3>
<pre class="programlisting"><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="returnvalue">MiaVector3d</span></a> *
mia_vector3d_add (<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *self</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *other</code></em>,
<em class="parameter"><code><a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *result</code></em>);</pre>
<p>Adds <em class="parameter"><code>self</code></em>
and <em class="parameter"><code>other</code></em>
component wise and stores the result in <em class="parameter"><code>result</code></em>
.
if result = NULL, then a new Mia3DVector instance is created and returned.</p>
<div class="refsect3">
<a name="id-1.2.7.7.11.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>self</p></td>
<td class="parameter_description"><p>input Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>other</p></td>
<td class="parameter_description"><p>input Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>result</p></td>
<td class="parameter_description"><p>output Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.11.6"></a><h4>Returns</h4>
<p> if <em class="parameter"><code>result</code></em>
!= NULL then <em class="parameter"><code>result</code></em>
, else a newly created Mia3DVector</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-equal"></a><h3>mia_vector3d_equal ()</h3>
<pre class="programlisting"><span class="returnvalue">gboolean</span>
mia_vector3d_equal (<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *a</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *b</code></em>);</pre>
<p>Componentwise comparison of <em class="parameter"><code>a</code></em>
and <em class="parameter"><code>b</code></em>
.</p>
<div class="refsect3">
<a name="id-1.2.7.7.12.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>a</p></td>
<td class="parameter_description"><p>input Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>b</p></td>
<td class="parameter_description"><p>input Mia3DVector </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.12.6"></a><h4>Returns</h4>
<p> <code class="literal">TRUE</code> if <em class="parameter"><code>a</code></em>
and <em class="parameter"><code>b</code></em>
are equal, <code class="literal">FALSE</code> otherwise</p>
<p></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-xmlio-read"></a><h3>mia_vector3d_xmlio_read ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
mia_vector3d_xmlio_read (<em class="parameter"><code><a class="link" href="mialm-XML-manipulation-of-landmarks.html#ParserState" title="struct ParserState"><span class="type">ParserState</span></a> *state</code></em>,
<em class="parameter"><code>const <span class="type">gchar</span> *property</code></em>);</pre>
<p>Callback to read the vector from a XML file</p>
<div class="refsect3">
<a name="id-1.2.7.7.13.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>state</p></td>
<td class="parameter_description"><p>holst the current state of the XML SAX parser</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>property</p></td>
<td class="parameter_description"><p>the name of the property, where the MiaVector3d should be stored</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="mia-vector3d-xmlio-write"></a><h3>mia_vector3d_xmlio_write ()</h3>
<pre class="programlisting"><span class="returnvalue">gboolean</span>
mia_vector3d_xmlio_write (<em class="parameter"><code><span class="type">xmlNodePtr</span> parent</code></em>,
<em class="parameter"><code><span class="type">xmlNsPtr</span> ns</code></em>,
<em class="parameter"><code>const <span class="type">gchar</span> *tag</code></em>,
<em class="parameter"><code>const <a class="link" href="mialm-MiaVector3d.html#MiaVector3d" title="struct MiaVector3d"><span class="type">MiaVector3d</span></a> *v</code></em>);</pre>
<p>Add vector <em class="parameter"><code>v</code></em>
as XML node with tag <em class="parameter"><code>tag</code></em>
to the <em class="parameter"><code>parent</code></em>
node</p>
<div class="refsect3">
<a name="id-1.2.7.7.14.5"></a><h4>Parameters</h4>
<div class="informaltable"><table width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>parent</p></td>
<td class="parameter_description"><p>node to attach the vector to </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ns</p></td>
<td class="parameter_description"><p>xml name space</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>tag</p></td>
<td class="parameter_description"><p>XML tag of the node </p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>v</p></td>
<td class="parameter_description"><p>a MiaVector3d to be stored </p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="id-1.2.7.7.14.6"></a><h4>Returns</h4>
<p> <code class="literal">TRUE</code> if vector was NULL or sucessfully added to the xml node <code class="literal">FALSE</code> otherwise</p>
<p></p>
</div>
</div>
</div>
<div class="refsect1">
<a name="mialm-MiaVector3d.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="MiaVector3d"></a><h3>struct MiaVector3d</h3>
<pre class="programlisting">struct MiaVector3d {
gfloat x, y, z;
};
</pre>
<p>This defines a 3D vector with elements x,y,z.</p>
</div>
</div>
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