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OpenSceneGraph/doc/doc++/osgGA/TrackerManipulator.html
Robert Osfield 81d2e576a4 Updated docs
2004-08-24 10:58:51 +00:00

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE>class OSGGA_EXPORT osgGA::TrackerManipulator</TITLE>
<META NAME="GENERATOR" CONTENT="DOC++ 3.4.6">
</HEAD>
<BODY BGCOLOR="#ffffff">
<H2>class OSGGA_EXPORT <A HREF="#DOC.DOCU">osgGA::TrackerManipulator</A></H2></H2><HR>
<H2>Inheritance:</H2>
<APPLET CODE="ClassGraph.class" WIDTH=600 HEIGHT=125>
<param name=classes value="Mosg::Object,M,CGUIEventHandler,MGUIEventHandler.html,CMatrixManipulator,MMatrixManipulator.html,CTrackerManipulator,MTrackerManipulator.html">
<param name=before value="M,M,M,M">
<param name=after value="Md_SPSP,Md_SP,Md_,M">
<param name=indent value="0,1,2,3">
<param name=arrowdir value="down">
</APPLET>
<HR>
<DL>
<P><DL>
<DT><H3>Public Classes</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>enum <B><A HREF="#DOC.2.16.6">RotationMode</A></B>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif> <B><A HREF="#DOC.2.16.1">TrackerManipulator</A></B>()
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual const char* <B><A HREF="#DOC.2.16.2">className</A></B>() const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.3">setTrackNode</A></B>(osg::Node* node)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::Node* <B><A HREF="#DOC.2.16.4">getTrackNode</A></B>()
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>const osg::Node* <B><A HREF="#DOC.2.16.5">getTrackNode</A></B>() const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.7">setRotationMode</A></B>(<!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> mode)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> <B><A HREF="#DOC.2.16.8">getRotationMode</A></B>() const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.9">setByMatrix</A></B>(const osg::Matrixd&amp; matrix)
<DD><I>set the position of the matrix manipulator using a 4x4 Matrix</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.10">setByInverseMatrix</A></B>(const osg::Matrixd&amp; matrix)
<DD><I>set the position of the matrix manipulator using a 4x4 Matrix</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual osg::Matrixd <B><A HREF="#DOC.2.16.11">getMatrix</A></B>() const
<DD><I>get the position of the manipulator as 4x4 Matrix</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual osg::Matrixd <B><A HREF="#DOC.2.16.12">getInverseMatrix</A></B>() const
<DD><I>get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual osgUtil::SceneView::FusionDistanceMode <B><A HREF="#DOC.2.16.13">getFusionDistanceMode</A></B>() const
<DD><I>Get the FusionDistanceMode.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual float <B><A HREF="#DOC.2.16.14">getFusionDistanceValue</A></B>() const
<DD><I>Get the FusionDistanceValue.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.15">setNode</A></B>(osg::Node*)
<DD><I>Attach a node to the manipulator.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual const osg::Node* <B><A HREF="#DOC.2.16.16">getNode</A></B>() const
<DD><I>Return node if attached</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual osg::Node* <B><A HREF="#DOC.2.16.17">getNode</A></B>()
<DD><I>Return node if attached</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.18">home</A></B>(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)
<DD><I>Move the camera to the default position.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.19">init</A></B>(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)
<DD><I>Start/restart the manipulator</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual bool <B><A HREF="#DOC.2.16.20">handle</A></B>(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)
<DD><I>handle events, return true if handled, false otherwise</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual void <B><A HREF="#DOC.2.16.21">getUsage</A></B>(osg::ApplicationUsage&amp; usage) const
<DD><I>Get the keyboard and mouse usage of this manipulator</I>
</DL></P>
<P><DL>
<DT><H3>Protected Fields</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::ref_ptr&lt;const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&gt; <B><A HREF="#DOC.2.16.32">_ga_t1</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::ref_ptr&lt;const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&gt; <B><A HREF="#DOC.2.16.33">_ga_t0</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::ref_ptr&lt;osg::Node&gt; <B><A HREF="#DOC.2.16.34">_node</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::ref_ptr&lt;osg::Node&gt; <B><A HREF="#DOC.2.16.35">_trackNode</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif><!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> <B><A HREF="#DOC.2.16.36">_rotationMode</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>bool <B><A HREF="#DOC.2.16.37">_thrown</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::Vec3d <B><A HREF="#DOC.2.16.38">_center</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::Quat <B><A HREF="#DOC.2.16.39">_rotation</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>float <B><A HREF="#DOC.2.16.40">_distance</A></B>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::Vec3d <B><A HREF="#DOC.2.16.41">_previousUp</A></B>
</DL></P>
<P><DL>
<DT><H3>Protected Methods</H3><DD><DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>virtual <B><A HREF="#DOC.2.16.22">~TrackerManipulator</A></B>()
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.23">flushMouseEventStack</A></B>()
<DD><I>Reset the internal GUIEvent stack</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.24">addMouseEvent</A></B>(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea)
<DD><I>Add the current mouse GUIEvent to internal stack</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>osg::Vec3d <B><A HREF="#DOC.2.16.25">computeCenter</A></B>() const
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.26">computePosition</A></B>(const osg::Vec3d&amp; eye, const osg::Vec3d&amp; lv, const osg::Vec3d&amp; up)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>bool <B><A HREF="#DOC.2.16.27">calcMovement</A></B>()
<DD><I>For the give mouse movement calculate the movement of the camera.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.28">trackball</A></B>(osg::Vec3&amp; axis, double&amp; angle, double p1x, double p1y, double p2x, double p2y)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>double <B><A HREF="#DOC.2.16.29">tb_project_to_sphere</A></B>(double r, double x, double y)
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>bool <B><A HREF="#DOC.2.16.30">isMouseMoving</A></B>()
<DD><I>Check the speed at which the mouse is moving.</I>
<DT>
<IMG ALT="[more]" BORDER=0 SRC=icon1.gif>void <B><A HREF="#DOC.2.16.31">clampOrientation</A></B>()
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="MatrixManipulator.html">MatrixManipulator</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Classes</H3><DD><DT>
class <B><A HREF="CoordinateFrameCallback.html">CoordinateFrameCallback</A></B>: public osg::Referenced
<DD><I>callback class to use to allow matrix manipulators to querry the application for the local coordinate frame</I>
</DL></P>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>setMinimumDistance</B>(float minimumDistance)
<DT>
<IMG ALT="o" SRC=icon2.gif>float <B>getMinimumDistance</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>setCoordinateFrameCallback</B>(<!1><A HREF="CoordinateFrameCallback.html">CoordinateFrameCallback</A>* cb)
<DT>
<IMG ALT="o" SRC=icon2.gif><!1><A HREF="CoordinateFrameCallback.html">CoordinateFrameCallback</A>* <B>getCoordinateFrameCallback</B>()
<DT>
<IMG ALT="o" SRC=icon2.gif>const <!1><A HREF="CoordinateFrameCallback.html">CoordinateFrameCallback</A>* <B>getCoordinateFrameCallback</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::CoordinateFrame <B>getCoordinateFrame</B>(const osg::Vec3d&amp; position) const
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>getSideVector</B>(const osg::CoordinateFrame&amp; cf) const
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>getFrontVector</B>(const osg::CoordinateFrame&amp; cf) const
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>getUpVector</B>(const osg::CoordinateFrame&amp; cf) const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>setHomePosition</B>(const osg::Vec3d&amp; eye, const osg::Vec3d&amp; center, const osg::Vec3d&amp; up)
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>getHomePosition</B>(osg::Vec3d&amp; eye, osg::Vec3d&amp; center, osg::Vec3d&amp; up)
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>setAutoComputeHomePosition</B>(bool flag)
<DT>
<IMG ALT="o" SRC=icon2.gif>bool <B>getAutoComputeHomePosition</B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>computeHomePosition</B>()
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual void <B>accept</B>(<!1><A HREF="GUIEventHandlerVisitor.html">GUIEventHandlerVisitor</A>&amp; v)
</DL></P>
<P><DL>
<DT><H3>Protected Fields</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>double <B>_minimumDistance</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>bool <B>_autoComputeHomePosition</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>_homeEye</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>_homeCenter</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::Vec3d <B>_homeUp</B>
<DT>
<IMG ALT="o" SRC=icon2.gif>osg::ref_ptr&lt;<!1><A HREF="CoordinateFrameCallback.html">CoordinateFrameCallback</A>&gt; <B>_coordinateFrameCallback</B>
</DL></P>
</DL>
<HR><H3>Inherited from <A HREF="GUIEventHandler.html">GUIEventHandler</A>:</H3>
<DL>
<P><DL>
<DT><H3>Public Methods</H3><DD><DT>
<IMG ALT="o" SRC=icon2.gif>META_Object <B>(osgGA, GUIEventHandler) const </B>() const
<DT>
<IMG ALT="o" SRC=icon2.gif>virtual <!1><A HREF="CompositeGUIEventHandler.html">CompositeGUIEventHandler</A>* <B>getComposite</B>()
</DL></P>
</DL>
<A NAME="DOC.DOCU"></A>
<HR>
<H2>Documentation</H2>
<DL>
<A NAME="TrackerManipulator"></A>
<A NAME="DOC.2.16.1"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> TrackerManipulator()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="className"></A>
<A NAME="DOC.2.16.2"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual const char* className() const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="setTrackNode"></A>
<A NAME="DOC.2.16.3"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void setTrackNode(osg::Node* node)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="getTrackNode"></A>
<A NAME="DOC.2.16.4"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::Node* getTrackNode()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="getTrackNode"></A>
<A NAME="DOC.2.16.5"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>const osg::Node* getTrackNode() const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="RotationMode"></A>
<A NAME="DOC.2.16.6"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>enum RotationMode</B></TT>
<DL><DT><DD></DL><P><DL>
<A NAME="ELEVATION_AZIM_ROLL"></A>
<A NAME="DOC.2.16.6.1"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> ELEVATION_AZIM_ROLL</B></TT>
<DL><DT><DD></DL><P>
<A NAME="ELEVATION_AZIM"></A>
<A NAME="DOC.2.16.6.2"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B> ELEVATION_AZIM</B></TT>
<DL><DT><DD></DL><P></DL>
<A NAME="setRotationMode"></A>
<A NAME="DOC.2.16.7"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void setRotationMode(<!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> mode)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="getRotationMode"></A>
<A NAME="DOC.2.16.8"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> getRotationMode() const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="setByMatrix"></A>
<A NAME="DOC.2.16.9"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void setByMatrix(const osg::Matrixd&amp; matrix)</B></TT>
<DD>set the position of the matrix manipulator using a 4x4 Matrix
<DL><DT><DD></DL><P>
<A NAME="setByInverseMatrix"></A>
<A NAME="DOC.2.16.10"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void setByInverseMatrix(const osg::Matrixd&amp; matrix)</B></TT>
<DD>set the position of the matrix manipulator using a 4x4 Matrix
<DL><DT><DD></DL><P>
<A NAME="getMatrix"></A>
<A NAME="DOC.2.16.11"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual osg::Matrixd getMatrix() const </B></TT>
<DD>get the position of the manipulator as 4x4 Matrix
<DL><DT><DD></DL><P>
<A NAME="getInverseMatrix"></A>
<A NAME="DOC.2.16.12"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual osg::Matrixd getInverseMatrix() const </B></TT>
<DD>get the position of the manipulator as a inverse matrix of the manipulator, typically used as a model view matrix
<DL><DT><DD></DL><P>
<A NAME="getFusionDistanceMode"></A>
<A NAME="DOC.2.16.13"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual osgUtil::SceneView::FusionDistanceMode getFusionDistanceMode() const </B></TT>
<DD>Get the FusionDistanceMode. Used by SceneView for setting up setereo convergence.
<DL><DT><DD></DL><P>
<A NAME="getFusionDistanceValue"></A>
<A NAME="DOC.2.16.14"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual float getFusionDistanceValue() const </B></TT>
<DD>Get the FusionDistanceValue. Used by SceneView for setting up setereo convergence.
<DL><DT><DD></DL><P>
<A NAME="setNode"></A>
<A NAME="DOC.2.16.15"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void setNode(osg::Node*)</B></TT>
<DD>Attach a node to the manipulator.
Automatically detaches previously attached node.
setNode(NULL) detaches previously nodes.
Is ignored by manipulators which do not require a reference model.
<DL><DT><DD></DL><P>
<A NAME="getNode"></A>
<A NAME="DOC.2.16.16"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual const osg::Node* getNode() const </B></TT>
<DD>Return node if attached
<DL><DT><DD></DL><P>
<A NAME="getNode"></A>
<A NAME="DOC.2.16.17"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual osg::Node* getNode()</B></TT>
<DD>Return node if attached
<DL><DT><DD></DL><P>
<A NAME="home"></A>
<A NAME="DOC.2.16.18"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void home(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)</B></TT>
<DD>Move the camera to the default position.
May be ignored by manipulators if home functionality is not appropriate.
<DL><DT><DD></DL><P>
<A NAME="init"></A>
<A NAME="DOC.2.16.19"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void init(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)</B></TT>
<DD>Start/restart the manipulator
<DL><DT><DD></DL><P>
<A NAME="handle"></A>
<A NAME="DOC.2.16.20"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual bool handle(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea, <!1><A HREF="GUIActionAdapter.html">GUIActionAdapter</A>&amp; us)</B></TT>
<DD>handle events, return true if handled, false otherwise
<DL><DT><DD></DL><P>
<A NAME="getUsage"></A>
<A NAME="DOC.2.16.21"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual void getUsage(osg::ApplicationUsage&amp; usage) const </B></TT>
<DD>Get the keyboard and mouse usage of this manipulator
<DL><DT><DD></DL><P>
<A NAME="~TrackerManipulator"></A>
<A NAME="DOC.2.16.22"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>virtual ~TrackerManipulator()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="flushMouseEventStack"></A>
<A NAME="DOC.2.16.23"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void flushMouseEventStack()</B></TT>
<DD>Reset the internal GUIEvent stack
<DL><DT><DD></DL><P>
<A NAME="addMouseEvent"></A>
<A NAME="DOC.2.16.24"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void addMouseEvent(const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&amp; ea)</B></TT>
<DD>Add the current mouse GUIEvent to internal stack
<DL><DT><DD></DL><P>
<A NAME="computeCenter"></A>
<A NAME="DOC.2.16.25"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::Vec3d computeCenter() const </B></TT>
<DL><DT><DD></DL><P>
<A NAME="computePosition"></A>
<A NAME="DOC.2.16.26"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void computePosition(const osg::Vec3d&amp; eye, const osg::Vec3d&amp; lv, const osg::Vec3d&amp; up)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="calcMovement"></A>
<A NAME="DOC.2.16.27"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>bool calcMovement()</B></TT>
<DD>For the give mouse movement calculate the movement of the camera.
Return true is camera has moved and a redraw is required.
<DL><DT><DD></DL><P>
<A NAME="trackball"></A>
<A NAME="DOC.2.16.28"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void trackball(osg::Vec3&amp; axis, double&amp; angle, double p1x, double p1y, double p2x, double p2y)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="tb_project_to_sphere"></A>
<A NAME="DOC.2.16.29"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>double tb_project_to_sphere(double r, double x, double y)</B></TT>
<DL><DT><DD></DL><P>
<A NAME="isMouseMoving"></A>
<A NAME="DOC.2.16.30"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>bool isMouseMoving()</B></TT>
<DD>Check the speed at which the mouse is moving.
If speed is below a threshold then return false, otherwise return true.
<DL><DT><DD></DL><P>
<A NAME="clampOrientation"></A>
<A NAME="DOC.2.16.31"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>void clampOrientation()</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_ga_t1"></A>
<A NAME="DOC.2.16.32"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::ref_ptr&lt;const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&gt; _ga_t1</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_ga_t0"></A>
<A NAME="DOC.2.16.33"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::ref_ptr&lt;const <!1><A HREF="GUIEventAdapter.html">GUIEventAdapter</A>&gt; _ga_t0</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_node"></A>
<A NAME="DOC.2.16.34"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::ref_ptr&lt;osg::Node&gt; _node</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_trackNode"></A>
<A NAME="DOC.2.16.35"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::ref_ptr&lt;osg::Node&gt; _trackNode</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_rotationMode"></A>
<A NAME="DOC.2.16.36"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B><!1><A HREF="TrackerManipulator.html#DOC.2.16.6">RotationMode</A> _rotationMode</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_thrown"></A>
<A NAME="DOC.2.16.37"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>bool _thrown</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_center"></A>
<A NAME="DOC.2.16.38"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::Vec3d _center</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_rotation"></A>
<A NAME="DOC.2.16.39"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::Quat _rotation</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_distance"></A>
<A NAME="DOC.2.16.40"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>float _distance</B></TT>
<DL><DT><DD></DL><P>
<A NAME="_previousUp"></A>
<A NAME="DOC.2.16.41"></A>
<DT><IMG ALT="o" BORDER=0 SRC=icon2.gif><TT><B>osg::Vec3d _previousUp</B></TT>
<DL><DT><DD></DL><P></DL>
<HR><DL><DT><B>This class has no child classes.</B></DL>
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