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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>orb::QUATERNION struct Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3-rc3 --><center><a class="qindex" href="index.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="classes.html">Alphabetical List</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> </center><hr><h1>orb::QUATERNION Struct Reference</h1>Orb quaternion. <a href="#_details">More...</a><p><code>#include <<a class="el" href="OrbMath_8h-source.html">OrbMath.h</a>></code><p><a href="structorb_1_1QUATERNION-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0><tr><td></td></tr><tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a0">QUATERNION</a> ()</td></tr><tr><td> </td><td><font size=-1><em>Default Constructor.</em> <a href="#a0"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a1">QUATERNION</a> (float _x, float _y, float _z, float _w)</td></tr><tr><td> </td><td><font size=-1><em>Constructor.</em> <a href="#a1"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a2">QUATERNION</a> (const <a class="el" href="structorb_1_1MATRIX33.html">MATRIX33</a> &mat)</td></tr><tr><td> </td><td><font size=-1><em>Constructor.</em> <a href="#a2"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top> </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a3">QUATERNION</a> (const <a class="el" href="structorb_1_1MATRIX44.html">MATRIX44</a> &mat)</td></tr><tr><td> </td><td><font size=-1><em>Constructor.</em> <a href="#a3"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a4">operator==</a> (const QUATERNION &other) const</td></tr><tr><td> </td><td><font size=-1><em>Operator ==.</em> <a href="#a4"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a5">operator!=</a> (const QUATERNION &other) const</td></tr><tr><td> </td><td><font size=-1><em>Operator !=.</em> <a href="#a5"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a6">operator+</a> () const</td></tr><tr><td> </td><td><font size=-1><em>operator +</em> <a href="#a6"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a7">operator-</a> () const</td></tr><tr><td> </td><td><font size=-1><em>operator -</em> <a href="#a7"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a8">operator+=</a> (const QUATERNION &other)</td></tr><tr><td> </td><td><font size=-1><em>operator +=</em> <a href="#a8"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a9">operator-=</a> (const QUATERNION &other)</td></tr><tr><td> </td><td><font size=-1><em>operator +=</em> <a href="#a9"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a10">operator *=</a> (const QUATERNION &other)</td></tr><tr><td> </td><td><font size=-1><em>operator *=</em> <a href="#a10"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a11">operator *=</a> (float f)</td></tr><tr><td> </td><td><font size=-1><em>operator *=</em> <a href="#a11"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a12">operator/=</a> (float f)</td></tr><tr><td> </td><td><font size=-1><em>operator /=</em> <a href="#a12"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a13">Length</a> () const</td></tr><tr><td> </td><td><font size=-1><em>Quaternion length.</em> <a href="#a13"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>bool </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a14">IsIdentity</a> () const</td></tr><tr><td> </td><td><font size=-1><em>IsIdentity.</em> <a href="#a14"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>const QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a15">SetIdentity</a> ()</td></tr><tr><td> </td><td><font size=-1><em>SetIdentity.</em> <a href="#a15"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>const QUATERNION & </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a16">Normalize</a> ()</td></tr><tr><td> </td><td><font size=-1><em>Normalize operation.</em> <a href="#a16"></a><em></em></font><br><br></td></tr><tr><td nowrap align=right valign=top>QUATERNION </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#a17">GetNormalize</a> () const</td></tr><tr><td> </td><td><font size=-1><em>Normalize operation.</em> <a href="#a17"></a><em></em></font><br><br></td></tr><tr><td colspan=2><br><h2>Public Attributes</h2></td></tr><tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#m0">x</a></td></tr><tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#m1">y</a></td></tr><tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#m2">z</a></td></tr><tr><td nowrap align=right valign=top>float </td><td valign=bottom><a class="el" href="structorb_1_1QUATERNION.html#m3">w</a></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>Orb quaternion.<p>This struct implemented a quaternion, with some member fucntions to simplize quaternion operation. <dl compact><dt><b>Warning:</b></dt><dd>This struct does not have a virtual destructor, so don't derive from this struct unless you know exactly what you are doing. </dd></dl><dl compact><dt><b>Date:</b></dt><dd>05/12/2003 </dd></dl><dl compact><dt><b>Version:</b></dt><dd>1.0 </dd></dl><dl compact><dt><b>Author:</b></dt><dd>Dan Tong <p>mail: <a href="mailto:Lythm@citiz.net">Lythm@citiz.net</a></dd></dl><p><hr><h2>Constructor & Destructor Documentation</h2><a name="a0" doxytag="orb::QUATERNION::QUATERNION"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> orb::QUATERNION::QUATERNION </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Default Constructor.<p>This function set all the member value to default value 0.0f. <dl compact><dt><b>Returns:</b></dt><dd>no return.</dd></dl> </td> </tr></table><a name="a1" doxytag="orb::QUATERNION::QUATERNION"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> orb::QUATERNION::QUATERNION </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">float </td> <td class="mdname" nowrap> <em>_x</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>float </td> <td class="mdname" nowrap> <em>_y</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>float </td> <td class="mdname" nowrap> <em>_z</em>, </td> </tr> <tr> <td></td> <td></td> <td class="md" nowrap>float </td> <td class="mdname" nowrap> <em>_w</em></td> </tr> <tr> <td></td> <td class="md">) </td> <td class="md" colspan="2"></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Constructor.<p>This function assign x, y, z and w value to the quaternion <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign=top><em>_x</em> </td><td>x value of the quaternion </td></tr> <tr><td valign=top><em>_y</em> </td><td>y value of the quaternion </td></tr> <tr><td valign=top><em>_z</em> </td><td>z value of the quaternion </td></tr> <tr><td valign=top><em>_w</em> </td><td>w value of the quaternion </td></tr> </table></dl><dl compact><dt><b>Returns:</b></dt><dd>no return.</dd></dl> </td> </tr></table><a name="a2" doxytag="orb::QUATERNION::QUATERNION"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> orb::QUATERNION::QUATERNION </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="structorb_1_1MATRIX33.html">MATRIX33</a> & </td> <td class="mdname1" valign="top" nowrap> <em>mat</em> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [explicit]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Constructor.<p>This function construct a quaternion from a <a class="el" href="structorb_1_1MATRIX33.html">MATRIX33</a> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign=top><em>mat</em> </td><td>matrix to construct quaternion </td></tr> </table></dl><dl compact><dt><b>Returns:</b></dt><dd>no return.</dd></dl> </td> </tr></table><a name="a3" doxytag="orb::QUATERNION::QUATERNION"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> orb::QUATERNION::QUATERNION </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">const <a class="el" href="structorb_1_1MATRIX44.html">MATRIX44</a> & </td> <td class="mdname1" valign="top" nowrap> <em>mat</em> </td> <td class="md" valign="top">) </td> <td class="md" nowrap><code> [explicit]</code></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Constructor.<p>This function construct a quaternion from a <a class="el" href="structorb_1_1MATRIX44.html">MATRIX44</a> <dl compact><dt><b>Parameters:</b></dt><dd> <table border="0" cellspacing="2" cellpadding="0"> <tr><td valign=top><em>mat</em> </td><td>matrix to construct quaternion </td></tr> </table></dl><dl compact><dt><b>Returns:</b></dt><dd>no return.</dd></dl> </td> </tr></table><hr><h2>Member Function Documentation</h2><a name="a17" doxytag="orb::QUATERNION::GetNormalize"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> QUATERNION orb::QUATERNION::GetNormalize </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap> const</td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Normalize operation.<p><dl compact><dt><b>Returns:</b></dt><dd>the normalized quaternion</dd></dl> </td> </tr></table><a name="a14" doxytag="orb::QUATERNION::IsIdentity"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> bool orb::QUATERNION::IsIdentity </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap> const</td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>IsIdentity.<p><dl compact><dt><b>Returns:</b></dt><dd>If the quaternion is a identity one, this function returns <b>true.</b> Otherwise, it returns <b>false.</b> </dd></dl> </td> </tr></table><a name="a13" doxytag="orb::QUATERNION::Length"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> float orb::QUATERNION::Length </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap> const</td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Quaternion length.<p><dl compact><dt><b>Returns:</b></dt><dd>the module of the quaternion</dd></dl> </td> </tr></table><a name="a16" doxytag="orb::QUATERNION::Normalize"></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> const QUATERNION& orb::QUATERNION::Normalize </td> <td class="md" valign="top">( </td> <td class="mdname1" valign="top" nowrap> </td> <td class="md" valign="top">) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>Normalize operation.<p>This funtction normalize the quaternion <dl compact><dt><b>Returns:</b></dt><dd>the const reference of the quaternion.</dd></dl> </td> </tr></table><a name="a11" doxytag="orb::QUATERNION::operator *="></a><p><table width="100%" cellpadding="2" cellspacing="0" border="0"> <tr> <td class="md"> <table cellpadding="0" cellspacing="0" border="0"> <tr> <td class="md" nowrap valign="top"> QUATERNION& orb::QUATERNION::operator *= </td> <td class="md" valign="top">( </td> <td class="md" nowrap valign="top">float </td> <td class="mdname1" valign="top" nowrap> <em>f</em> </td> <td class="md" valign="top">) </td> <td class="md" nowrap></td> </tr> </table> </td> </tr></table><table cellspacing=5 cellpadding=0 border=0> <tr> <td> </td> <td><p>operator *=<p>⌨️ 快捷键说明
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