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<h1>openvrml::vrml97_node::viewpoint_node Class Reference</h1>Viewpoint node instance.
<a href="#_details">More...</a>
<p>
Inheritance diagram for openvrml::vrml97_node::viewpoint_node:<p><center><img src="classopenvrml_1_1vrml97__node_1_1viewpoint__node__inherit__graph.png" border="0" usemap="#openvrml_1_1vrml97__node_1_1viewpoint__node__inherit__map" alt="Inheritance graph"></center>
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<area href="classopenvrml_1_1viewpoint__node.html" shape="rect" coords="273,155,439,174" alt="">
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center>Collaboration diagram for openvrml::vrml97_node::viewpoint_node:<p><center><img src="classopenvrml_1_1vrml97__node_1_1viewpoint__node__coll__graph.png" border="0" usemap="#openvrml_1_1vrml97__node_1_1viewpoint__node__coll__map" alt="Collaboration graph"></center>
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<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center><a href="classopenvrml_1_1vrml97__node_1_1viewpoint__node-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 class="memItemLeft" nowrap align=right valign=top> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a0">viewpoint_node</a> (const <a class="el" href="classopenvrml_1_1node__type.html">node_type</a> &<a class="el" href="classopenvrml_1_1node.html#o0">type</a>, const <a class="el" href="classopenvrml_1_1scope__ptr.html">scope_ptr</a> &<a class="el" href="classopenvrml_1_1scope.html">scope</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Construct. <a href="#a0"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="a1" doxytag="openvrml::vrml97_node::viewpoint_node::~viewpoint_node" ></a>
virtual </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a1">~viewpoint_node</a> () throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destroy. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a2">transformation</a> () const throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the transformation of the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a> in the global coordinate system. <a href="#a2"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a3">user_view_transform</a> () const throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the transformation of the user view relative to the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a>. <a href="#a3"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a4">user_view_transform</a> (const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> &transform) throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set the transformation of the user view relative to the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a>. <a href="#a4"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual const std::string & </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a5">description</a> () const throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">description accessor. <a href="#a5"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual float </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a6">field_of_view</a> () const throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Get the field of view. <a href="#a6"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>const <a class="el" href="classopenvrml_1_1sfrotation.html">sfrotation</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a7">orientation</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">orientation accessor. <a href="#a7"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>const <a class="el" href="classopenvrml_1_1sfvec3f.html">sfvec3f</a> & </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#a8">position</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">position accessor. <a href="#a8"></a><br><br></td></tr>
<tr><td colspan=2><br><h2>Private Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d0">do_initialize</a> (double timestamp) throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Initialize. <a href="#d0"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d1">do_relocate</a> () throw (std::bad_alloc)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Relocate. <a href="#d1"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>virtual void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d2">do_shutdown</a> (double timestamp) throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Shut down. <a href="#d2"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d3">process_set_bind</a> (const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> &value, double timestamp) throw (std::bad_cast, std::bad_alloc)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set_bind eventIn handler. <a href="#d3"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d4">process_set_fieldOfView</a> (const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> &value, double timestamp) throw (std::bad_cast)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set_fieldOfView eventIn handler. <a href="#d4"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d5">process_set_jump</a> (const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> &value, double timestamp) throw (std::bad_cast)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set_jump eventIn handler. <a href="#d5"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d6">process_set_orientation</a> (const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> &value, double timestamp) throw (std::bad_cast)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set_orientation eventIn handler. <a href="#d6"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d7">process_set_position</a> (const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> &value, double timestamp) throw (std::bad_cast)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">set_position eventIn handler. <a href="#d7"></a><br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top>void </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#d8">update_final_transformation</a> () const throw ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Update <em>final_transformation</em>. <a href="#d8"></a><br><br></td></tr>
<tr><td colspan=2><br><h2>Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r0" doxytag="openvrml::vrml97_node::viewpoint_node::fieldOfView" ></a>
<a class="el" href="classopenvrml_1_1sffloat.html">sffloat</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r0">fieldOfView</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">fieldOfView exposedField. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r1" doxytag="openvrml::vrml97_node::viewpoint_node::jump" ></a>
<a class="el" href="classopenvrml_1_1sfbool.html">sfbool</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r1">jump</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">jump exposedField. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r2" doxytag="openvrml::vrml97_node::viewpoint_node::orientation_" ></a>
<a class="el" href="classopenvrml_1_1sfrotation.html">sfrotation</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r2">orientation_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">orientation exposedField. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r3" doxytag="openvrml::vrml97_node::viewpoint_node::position_" ></a>
<a class="el" href="classopenvrml_1_1sfvec3f.html">sfvec3f</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r3">position_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">position exposedField. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r4" doxytag="openvrml::vrml97_node::viewpoint_node::description_" ></a>
<a class="el" href="classopenvrml_1_1sfstring.html">sfstring</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r4">description_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">description field. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r5" doxytag="openvrml::vrml97_node::viewpoint_node::bound" ></a>
<a class="el" href="classopenvrml_1_1sfbool.html">sfbool</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r5">bound</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">isBound eventOut. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r6" doxytag="openvrml::vrml97_node::viewpoint_node::bindTime" ></a>
<a class="el" href="classopenvrml_1_1sftime.html">sftime</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r6">bindTime</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">bindTime eventOut. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r7" doxytag="openvrml::vrml97_node::viewpoint_node::parent_transform" ></a>
<a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r7">parent_transform</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The accumulated transformation applied by any parent nodes. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r8" doxytag="openvrml::vrml97_node::viewpoint_node::final_transformation" ></a>
<a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r8">final_transformation</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The product of <em>parent_transform</em> and any transformation applied by the Viewpoint node. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="r9" doxytag="openvrml::vrml97_node::viewpoint_node::final_transformation_dirty" ></a>
bool </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r9">final_transformation_dirty</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Flag that indicates if <em>final_transformation</em> needs to be updated. <br><br></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r10">user_view_transform_</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">The transformation applied to the user view. <a href="#r10"></a><br><br></td></tr>
<tr><td colspan=2><br><h2>Friends</h2></td></tr>
<tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="n0" doxytag="openvrml::vrml97_node::viewpoint_node::viewpoint_class" ></a>
class </td><td class="memItemRight" valign=bottom><a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#n0">viewpoint_class</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Class object for Viewpoint instances. <br><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Viewpoint node instance.
<p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="a0" doxytag="openvrml::vrml97_node::viewpoint_node::viewpoint_node" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> openvrml::vrml97_node::viewpoint_node::viewpoint_node </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1node__type.html">node_type</a> & </td>
<td class="mdname" nowrap> <em>type</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>const <a class="el" href="classopenvrml_1_1scope__ptr.html">scope_ptr</a> & </td>
<td class="mdname" nowrap> <em>scope</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>
Construct.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>type</em> </td><td>the <a class="el" href="classopenvrml_1_1node__type.html">node_type</a> associated with the instance. </td></tr>
<tr><td valign=top><em>scope</em> </td><td>the scope that the new node will belong to. </td></tr>
</table>
</dl>
<p>
Reimplemented from <a class="el" href="classopenvrml_1_1viewpoint__node.html#b0">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="a5" doxytag="openvrml::vrml97_node::viewpoint_node::description" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> const std::string & openvrml::vrml97_node::viewpoint_node::description </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 throw ()<code> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
description accessor.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the description. </dd></dl>
<p>
Implements <a class="el" href="classopenvrml_1_1viewpoint__node.html#a6">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<a class="anchor" name="d0" doxytag="openvrml::vrml97_node::viewpoint_node::do_initialize" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::do_initialize </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">double </td>
<td class="mdname1" valign="top" nowrap> <em>timestamp</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> throw ()<code> [private, virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Initialize.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>timestamp</em> </td><td>the current time. </td></tr>
</table>
</dl>
<p>
Reimplemented from <a class="el" href="classopenvrml_1_1node.html#d2">openvrml::node</a>. </td>
</tr>
</table>
<a class="anchor" name="d1" doxytag="openvrml::vrml97_node::viewpoint_node::do_relocate" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::do_relocate </td>
<td class="md" valign="top">( </td>
<td class="mdname1" valign="top" nowrap> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> throw (std::bad_alloc)<code> [private, virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Relocate.
<p>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
<p>
Reimplemented from <a class="el" href="classopenvrml_1_1node.html#d3">openvrml::node</a>. </td>
</tr>
</table>
<a class="anchor" name="d2" doxytag="openvrml::vrml97_node::viewpoint_node::do_shutdown" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::do_shutdown </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">double </td>
<td class="mdname1" valign="top" nowrap> <em>timestamp</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> throw ()<code> [private, virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Shut down.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>timestamp</em> </td><td>the current time. </td></tr>
</table>
</dl>
<p>
Reimplemented from <a class="el" href="classopenvrml_1_1node.html#d8">openvrml::node</a>. </td>
</tr>
</table>
<a class="anchor" name="a6" doxytag="openvrml::vrml97_node::viewpoint_node::field_of_view" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> float openvrml::vrml97_node::viewpoint_node::field_of_view </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 throw ()<code> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Get the field of view.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the field of view in radians. </dd></dl>
<p>
Implements <a class="el" href="classopenvrml_1_1viewpoint__node.html#a7">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<a class="anchor" name="a7" doxytag="openvrml::vrml97_node::viewpoint_node::orientation" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
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<td class="md" nowrap valign="top"> const <a class="el" href="classopenvrml_1_1sfrotation.html">sfrotation</a> & openvrml::vrml97_node::viewpoint_node::orientation </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>
orientation accessor.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the orientation. </dd></dl>
</td>
</tr>
</table>
<a class="anchor" name="a8" doxytag="openvrml::vrml97_node::viewpoint_node::position" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> const <a class="el" href="classopenvrml_1_1sfvec3f.html">sfvec3f</a> & openvrml::vrml97_node::viewpoint_node::position </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>
position accessor.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the position. </dd></dl>
</td>
</tr>
</table>
<a class="anchor" name="d3" doxytag="openvrml::vrml97_node::viewpoint_node::process_set_bind" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
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<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::process_set_bind </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> & </td>
<td class="mdname" nowrap> <em>value</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>double </td>
<td class="mdname" nowrap> <em>timestamp</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> throw (std::bad_cast, std::bad_alloc)<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
set_bind eventIn handler.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>value</em> </td><td>an sfbool value. </td></tr>
<tr><td valign=top><em>timestamp</em> </td><td>the current time.</td></tr>
</table>
</dl>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_cast</em> </td><td>if <code>value</code> is not an sfbool value. </td></tr>
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
</td>
</tr>
</table>
<a class="anchor" name="d4" doxytag="openvrml::vrml97_node::viewpoint_node::process_set_fieldOfView" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::process_set_fieldOfView </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> & </td>
<td class="mdname" nowrap> <em>value</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>double </td>
<td class="mdname" nowrap> <em>timestamp</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> throw (std::bad_cast)<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
set_fieldOfView eventIn handler.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>value</em> </td><td>an sffloat value. </td></tr>
<tr><td valign=top><em>timestamp</em> </td><td>the current time.</td></tr>
</table>
</dl>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_cast</em> </td><td>if <code>value</code> is not an sffloat value. </td></tr>
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
</td>
</tr>
</table>
<a class="anchor" name="d5" doxytag="openvrml::vrml97_node::viewpoint_node::process_set_jump" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
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<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::process_set_jump </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> & </td>
<td class="mdname" nowrap> <em>value</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>double </td>
<td class="mdname" nowrap> <em>timestamp</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> throw (std::bad_cast)<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
set_jump eventIn handler.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>value</em> </td><td>an sfbool value. </td></tr>
<tr><td valign=top><em>timestamp</em> </td><td>the current time.</td></tr>
</table>
</dl>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_cast</em> </td><td>if <code>value</code> is not an sfbool value. </td></tr>
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
</td>
</tr>
</table>
<a class="anchor" name="d6" doxytag="openvrml::vrml97_node::viewpoint_node::process_set_orientation" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::process_set_orientation </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> & </td>
<td class="mdname" nowrap> <em>value</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>double </td>
<td class="mdname" nowrap> <em>timestamp</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> throw (std::bad_cast)<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
set_orientation eventIn handler.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>value</em> </td><td>an sfrotation value. </td></tr>
<tr><td valign=top><em>timestamp</em> </td><td>the current time.</td></tr>
</table>
</dl>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_cast</em> </td><td>if <code>value</code> is not an sfrotation value. </td></tr>
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
</td>
</tr>
</table>
<a class="anchor" name="d7" doxytag="openvrml::vrml97_node::viewpoint_node::process_set_position" ></a><p>
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::process_set_position </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1field__value.html">field_value</a> & </td>
<td class="mdname" nowrap> <em>value</em>, </td>
</tr>
<tr>
<td></td>
<td></td>
<td class="md" nowrap>double </td>
<td class="mdname" nowrap> <em>timestamp</em></td>
</tr>
<tr>
<td></td>
<td class="md">) </td>
<td class="md" colspan="2"> throw (std::bad_cast)<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
set_position eventIn handler.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>value</em> </td><td>an <a class="el" href="classopenvrml_1_1sfvec3f.html">sfvec3f</a> value. </td></tr>
<tr><td valign=top><em>timestamp</em> </td><td>the current time.</td></tr>
</table>
</dl>
<dl compact><dt><b>Exceptions:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>std::bad_cast</em> </td><td>if <code>value</code> is not an <a class="el" href="classopenvrml_1_1sfvec3f.html">sfvec3f</a> value. </td></tr>
<tr><td valign=top><em>std::bad_alloc</em> </td><td>if memory allocation fails. </td></tr>
</table>
</dl>
</td>
</tr>
</table>
<a class="anchor" name="a2" doxytag="openvrml::vrml97_node::viewpoint_node::transformation" ></a><p>
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<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> & openvrml::vrml97_node::viewpoint_node::transformation </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 throw ()<code> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Get the transformation of the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a> in the global coordinate system.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the transformation of the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a> in the global coordinate system. </dd></dl>
<p>
Implements <a class="el" href="classopenvrml_1_1viewpoint__node.html#a3">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<a class="anchor" name="d8" doxytag="openvrml::vrml97_node::viewpoint_node::update_final_transformation" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
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<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::update_final_transformation </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 throw ()<code> [private]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Update <em>final_transformation</em>.
<p>
If <em>final_transformation_dirty</em> is <code>true</code>, update <em>final_transformation</em> and sets <em>final_transformation_dirty</em> to <code>false</code>; otherwise, do nothing. </td>
</tr>
</table>
<a class="anchor" name="a4" doxytag="openvrml::vrml97_node::viewpoint_node::user_view_transform" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> void openvrml::vrml97_node::viewpoint_node::user_view_transform </td>
<td class="md" valign="top">( </td>
<td class="md" nowrap valign="top">const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> & </td>
<td class="mdname1" valign="top" nowrap> <em>transform</em> </td>
<td class="md" valign="top"> ) </td>
<td class="md" nowrap> throw ()<code> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Set the transformation of the user view relative to the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a>.
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
<table border="0" cellspacing="2" cellpadding="0">
<tr><td valign=top><em>transform</em> </td><td>the new transformation. </td></tr>
</table>
</dl>
<p>
Implements <a class="el" href="classopenvrml_1_1viewpoint__node.html#a5">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<a class="anchor" name="a3" doxytag="openvrml::vrml97_node::viewpoint_node::user_view_transform" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> const <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> & openvrml::vrml97_node::viewpoint_node::user_view_transform </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 throw ()<code> [virtual]</code></td>
</tr>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
Get the transformation of the user view relative to the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a>.
<p>
<dl compact><dt><b>Returns:</b></dt><dd>the transformation of the user view relative to the <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html">viewpoint_node</a>. </dd></dl>
<p>
Implements <a class="el" href="classopenvrml_1_1viewpoint__node.html#a4">openvrml::viewpoint_node</a>. </td>
</tr>
</table>
<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="r10" doxytag="openvrml::vrml97_node::viewpoint_node::user_view_transform_" ></a><p>
<table class="mdTable" width="100%" cellpadding="2" cellspacing="0">
<tr>
<td class="mdRow">
<table cellpadding="0" cellspacing="0" border="0">
<tr>
<td class="md" nowrap valign="top"> <a class="el" href="classopenvrml_1_1mat4f.html">mat4f</a> <a class="el" href="classopenvrml_1_1vrml97__node_1_1viewpoint__node.html#r10">openvrml::vrml97_node::viewpoint_node::user_view_transform_</a><code> [private]</code>
</table>
</td>
</tr>
</table>
<table cellspacing=5 cellpadding=0 border=0>
<tr>
<td>
</td>
<td>
<p>
The transformation applied to the user view.
<p>
Generally the result of any user navigation. </td>
</tr>
</table>
</div>
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