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<!--NewPage-->
<html>
<head>
<!-- Generated by javadoc on Thu Sep 25 20:23:36 MET DST 1997 -->
<a name="_top_"></a>
<title>
Class iicm.vrml.vrwave.ViewCamera
</title>
</head>
<body background="vrwavebg.gif">
<pre>
<a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-iicm.vrml.vrwave.html">This Package</a> <a href="iicm.vrml.vrwave.VRwave.html#_top_">Previous</a> <a href="Package-iicm.vrml.vrwave.html">Next</a> <a href="AllNames.html">Index</a></pre>
<hr>
<h1>
Class iicm.vrml.vrwave.ViewCamera
</h1>
<pre>
<a href="java.lang.Object.html#_top_">java.lang.Object</a>
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+----<a href="iicm.utils3d.Camera.html#_top_">iicm.utils3d.Camera</a>
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+----iicm.vrml.vrwave.ViewCamera
</pre>
<hr>
<dl>
<dt> public class <b>ViewCamera</b>
<dt> extends <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
ViewCamera - VRML viewpoint (Camera)
Copyright (c) 1997 IICM
<hr>
<a name="index"></a>
<h2>
<img src="images/constructor-index.gif" width=275 height=38 alt="Constructor Index">
</h2>
<dl>
<dt> <img src="images/yellow-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#ViewCamera()"><b>ViewCamera</b></a>()
<dd>
</dl>
<h2>
<img src="images/method-index.gif" width=207 height=38 alt="Method Index">
</h2>
<dl>
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#approachNormal(float[], float[], float)"><b>approachNormal</b></a>(float[], float[], float)
<dd> approach target normal vector by a faction of k
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#approachPosition(float[], float, float)"><b>approachPosition</b></a>(float[], float, float)
<dd> approach target position by a fraction of k
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#clear()"><b>clear</b></a>()
<dd> clear Viewpoint stack.
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#getFarClip()"><b>getFarClip</b></a>()
<dd> get far clipping plane (yon)
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#getNearClip()"><b>getNearClip</b></a>()
<dd> get near clipping plane (hither)
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#initialViewpoint(iicm.vrml.pw.Viewpoint)"><b>initialViewpoint</b></a>(Viewpoint)
<dd> set the initial viewpoint.
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#printValues(java.io.PrintStream)"><b>printValues</b></a>(PrintStream)
<dd> print camera values
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#reset()"><b>reset</b></a>()
<dd> reset to initial (relative) view
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#rotateXYcenter(float, float, float[])"><b>rotateXYcenter</b></a>(float, float, float[])
<dd> rotate horicontally/vertically.
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#setCamera(float)"><b>setCamera</b></a>(float)
<dd> set camera via GE3D
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#setFarClip(float)"><b>setFarClip</b></a>(float)
<dd>
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#setNearClip(float)"><b>setNearClip</b></a>(float)
<dd>
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#transformPointVCS(float[])"><b>transformPointVCS</b></a>(float[])
<dd> transform point into Viewpoint coordinate system.
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#transformVectorVCS(float[])"><b>transformVectorVCS</b></a>(float[])
<dd> transform vector into Viewpoint coordinate system.
<dt> <img src="images/red-ball-small.gif" width=6 height=6 alt=" o ">
<a href="#viewingRay(float, float, float)"><b>viewingRay</b></a>(float, float, float)
<dd> get a viewing ray (for picking).
</dl>
<a name="constructors"></a>
<h2>
<img src="images/constructors.gif" width=231 height=38 alt="Constructors">
</h2>
<a name="ViewCamera"></a>
<a name="ViewCamera()"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a>
<b>ViewCamera</b>
<pre>
public ViewCamera()
</pre>
<a name="methods"></a>
<h2>
<img src="images/methods.gif" width=151 height=38 alt="Methods">
</h2>
<a name="clear()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="clear"><b>clear</b></a>
<pre>
public void clear()
</pre>
<dl>
<dd> clear Viewpoint stack.
Does not change the relative view
<dl>
<dt> <b>See Also:</b>
<dd> <a href="#reset">reset</a>
</dl>
</dl>
<a name="reset()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="reset"><b>reset</b></a>
<pre>
public void reset()
</pre>
<dl>
<dd> reset to initial (relative) view
<dl>
<dt> <b>Overrides:</b>
<dd> <a href="iicm.utils3d.Camera.html#reset()">reset</a> in class <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
</dl>
<a name="getNearClip()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getNearClip"><b>getNearClip</b></a>
<pre>
public float getNearClip()
</pre>
<dl>
<dd> get near clipping plane (hither)
</dl>
<a name="getFarClip()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getFarClip"><b>getFarClip</b></a>
<pre>
public float getFarClip()
</pre>
<dl>
<dd> get far clipping plane (yon)
</dl>
<a name="setNearClip(float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setNearClip"><b>setNearClip</b></a>
<pre>
public void setNearClip(float hither)
</pre>
<a name="setFarClip(float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setFarClip"><b>setFarClip</b></a>
<pre>
public void setFarClip(float yon)
</pre>
<a name="setCamera(float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setCamera"><b>setCamera</b></a>
<pre>
public void setCamera(float winaspect)
</pre>
<dl>
<dd> set camera via GE3D
</dl>
<a name="initialViewpoint(iicm.vrml.pw.Viewpoint)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="initialViewpoint"><b>initialViewpoint</b></a>
<pre>
public void initialViewpoint(<a href="iicm.vrml.pw.Viewpoint.html#_top_">Viewpoint</a> vp)
</pre>
<dl>
<dd> set the initial viewpoint.
has no effect when there is already a viewpoint bound
</dl>
<a name="transformPointVCS(float[])"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="transformPointVCS"><b>transformPointVCS</b></a>
<pre>
protected float[] transformPointVCS(float point[])
</pre>
<dl>
<dd> transform point into Viewpoint coordinate system.
i.e. into the coordinate system the Camera is defined in.
<dl>
<dt> <b>Returns:</b>
<dd> unchanged point if there is no Viewpoint bound
</dl>
</dl>
<a name="transformVectorVCS(float[])"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="transformVectorVCS"><b>transformVectorVCS</b></a>
<pre>
protected float[] transformVectorVCS(float vector[])
</pre>
<dl>
<dd> transform vector into Viewpoint coordinate system.
like transformPointVCS, but consider orientation only.
</dl>
<a name="rotateXYcenter(float, float, float[])"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="rotateXYcenter"><b>rotateXYcenter</b></a>
<pre>
public void rotateXYcenter(float l2r,
float t2b,
float center[])
</pre>
<dl>
<dd> rotate horicontally/vertically.
center transformed by current Viewpoint
<dl>
<dt> <b>Overrides:</b>
<dd> <a href="iicm.utils3d.Camera.html#rotateXYcenter(float, float, float[])">rotateXYcenter</a> in class <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
</dl>
<a name="approachPosition(float[], float, float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="approachPosition"><b>approachPosition</b></a>
<pre>
public void approachPosition(float poi[],
float ktran,
float hither)
</pre>
<dl>
<dd> approach target position by a fraction of k
<dl>
<dt> <b>Overrides:</b>
<dd> <a href="iicm.utils3d.Camera.html#approachPosition(float[], float, float)">approachPosition</a> in class <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
</dl>
<a name="approachNormal(float[], float[], float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="approachNormal"><b>approachNormal</b></a>
<pre>
public void approachNormal(float poi[],
float normal[],
float krot)
</pre>
<dl>
<dd> approach target normal vector by a faction of k
<dl>
<dt> <b>Overrides:</b>
<dd> <a href="iicm.utils3d.Camera.html#approachNormal(float[], float[], float)">approachNormal</a> in class <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
</dl>
<a name="viewingRay(float, float, float)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="viewingRay"><b>viewingRay</b></a>
<pre>
public <a href="iicm.utils3d.Ray.html#_top_">Ray</a> viewingRay(float fx,
float fy,
float winaspect)
</pre>
<dl>
<dd> get a viewing ray (for picking).
</dl>
<a name="printValues(java.io.PrintStream)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="printValues"><b>printValues</b></a>
<pre>
public void printValues(<a href="java.io.PrintStream.html#_top_">PrintStream</a> os)
</pre>
<dl>
<dd> print camera values
<dl>
<dt> <b>Overrides:</b>
<dd> <a href="iicm.utils3d.Camera.html#printValues(java.io.PrintStream)">printValues</a> in class <a href="iicm.utils3d.Camera.html#_top_">Camera</a>
</dl>
</dl>
<hr>
<pre>
<a href="packages.html">All Packages</a> <a href="tree.html">Class Hierarchy</a> <a href="Package-iicm.vrml.vrwave.html">This Package</a> <a href="iicm.vrml.vrwave.VRwave.html#_top_">Previous</a> <a href="Package-iicm.vrml.vrwave.html">Next</a> <a href="AllNames.html">Index</a></pre>
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