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<h1>vtkVolumeRayCastIsosurfaceFunction Class Reference</h1><!-- doxytag: class="vtkVolumeRayCastIsosurfaceFunction" --><!-- doxytag: inherits="vtkVolumeRayCastFunction" --><code>#include <<a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a>></code>
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Inheritance diagram for vtkVolumeRayCastIsosurfaceFunction:</div>
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<area shape="rect" href="a01848.html" title="a superclass for ray casting functions" alt="" coords="36,155,228,181"><area shape="rect" href="a01084.html" title="abstract base class for most VTK objects" alt="" coords="92,80,172,107"><area shape="rect" href="a01085.html" title="abstract base class for most VTK objects" alt="" coords="77,5,187,32"></map>
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Collaboration diagram for vtkVolumeRayCastIsosurfaceFunction:</div>
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<p><center><img src="a15813.png" border="0" usemap="#a15814" alt="Collaboration graph"></center>
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<area shape="rect" href="a01848.html" title="a superclass for ray casting functions" alt="" coords="36,174,228,200"><area shape="rect" href="a01084.html" title="abstract base class for most VTK objects" alt="" coords="92,96,172,123"><area shape="rect" href="a01085.html" title="abstract base class for most VTK objects" alt="" coords="11,6,120,32"><area shape="rect" href="a01719.html" title="record modification and/or execution time" alt="" coords="144,6,253,32"></map>
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<a href="a15815.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
An isosurface ray caster for volumes.
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<a class="el" href="a01849.html" title="An isosurface ray caster for volumes.">vtkVolumeRayCastIsosurfaceFunction</a> is a volume ray cast function that intersects a ray with an analytic isosurface in a scalar field. The color and shading parameters are defined in the <a class="el" href="a01844.html" title="represents the common properties for rendering a volume.">vtkVolumeProperty</a> of the <a class="el" href="a01839.html" title="represents a volume (data & properties) in a rendered scene">vtkVolume</a>, as well as the interpolation type to use when locating the surface (either a nearest neighbor approach or a tri-linear interpolation approach)<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="a01848.html" title="a superclass for ray casting functions">vtkVolumeRayCastFunction</a> <a class="el" href="a01850.html" title="A slow but accurate mapper for rendering volumes.">vtkVolumeRayCastMapper</a> <a class="el" href="a01844.html" title="represents the common properties for rendering a volume.">vtkVolumeProperty</a> <a class="el" href="a01846.html" title="a ray function for compositing">vtkVolumeRayCastCompositeFunction</a> <a class="el" href="a01851.html" title="A maximum intensity projection ray caster for volumes.">vtkVolumeRayCastMIPFunction</a> <a class="el" href="a01839.html" title="represents a volume (data & properties) in a rendered scene">vtkVolume</a> <a class="el" href="a01844.html" title="represents the common properties for rendering a volume.">vtkVolumeProperty</a></dd></dl>
<dl class="user" compact><dt><b>Tests:</b></dt><dd><a class="el" href="c2_vtk_t_18.html#c2_vtk_t_vtkVolumeRayCastIsosurfaceFunction">vtkVolumeRayCastIsosurfaceFunction (Tests)</a> </dd></dl>
<p>Definition at line <a class="el" href="a05432.html#l00040">40</a> of file <a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a>.</p>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">typedef <a class="el" href="a01848.html">vtkVolumeRayCastFunction</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#c7224a3dc916b7f6e9409e04171627e8">Superclass</a></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#5e81fc7d3b74b35fc26b68b79aaec7df">GetClassName</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#78fe47e5700d9379338cec4533b9ffa4">IsA</a> (const char *type)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#50f020eb1dd87f87a8f7279c97bf5d69">PrintSelf</a> (ostream &os, <a class="el" href="a00869.html">vtkIndent</a> indent)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#334ba9c6e2ca9344c015a5dfa468b6c3">GetZeroOpacityThreshold</a> (<a class="el" href="a01839.html">vtkVolume</a> *vol)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#c1e5b27b5f70194a6f35b3cc31644da4">CastRay</a> (<a class="el" href="a01847.html">vtkVolumeRayCastDynamicInfo</a> *dynamicInfo, <a class="el" href="a01852.html">vtkVolumeRayCastStaticInfo</a> *staticInfo)</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#3d45ee11ade066f2b1a8633d48e5c95a">SetIsoValue</a> (double)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual double </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#20206587207c87dfbbf937f171c5984b">GetIsoValue</a> ()</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#f75bd4046add54cdb9abe0a62c4ad2e6">IsTypeOf</a> (const char *type)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <br>
<a class="el" href="a01849.html">vtkVolumeRayCastIsosurfaceFunction</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#e51339ef687b2f29583b578a5dd544b0">SafeDownCast</a> (<a class="el" href="a01084.html">vtkObject</a> *o)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <br>
<a class="el" href="a01849.html">vtkVolumeRayCastIsosurfaceFunction</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#ba035cba85f0ed3c362ae9861cac28ef">New</a> ()</td></tr>
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<tr><td class="memItemLeft" nowrap align="right" valign="top">double </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#a290b69e9fffdc2b7c67520f253522dd">IsoValue</a></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#bd776c0c31c59d040cec059e3820621b">Color</a> [3]</td></tr>
<tr><td colspan="2"><br><h2>Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#37e8dd93d282849e776cc66fb6e004db">vtkVolumeRayCastIsosurfaceFunction</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#733ead572b99a384a33c231922371d14">~vtkVolumeRayCastIsosurfaceFunction</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01849.html#8356c0c8e709b8fb94ee00ffc9ce4cba">SpecificFunctionInitialize</a> (<a class="el" href="a01480.html">vtkRenderer</a> *ren, <a class="el" href="a01839.html">vtkVolume</a> *vol, <a class="el" href="a01852.html">vtkVolumeRayCastStaticInfo</a> *staticInfo, <a class="el" href="a01850.html">vtkVolumeRayCastMapper</a> *mapper)</td></tr>
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<hr><h2>Member Typedef Documentation</h2>
<a class="anchor" name="c7224a3dc916b7f6e9409e04171627e8"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::Superclass" ref="c7224a3dc916b7f6e9409e04171627e8" args="" -->
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<td class="memname">typedef <a class="el" href="a01848.html">vtkVolumeRayCastFunction</a> <a class="el" href="a01848.html">vtkVolumeRayCastIsosurfaceFunction::Superclass</a> </td>
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<p>Reimplemented from <a class="el" href="a01848.html#4e3479a5fad03b79743fd0a2eb5eba77">vtkVolumeRayCastFunction</a>.</p>
<p>Definition at line <a class="el" href="a05432.html#l00043">43</a> of file <a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a>.</p>
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<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="37e8dd93d282849e776cc66fb6e004db"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::vtkVolumeRayCastIsosurfaceFunction" ref="37e8dd93d282849e776cc66fb6e004db" args="()" -->
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<td class="memname">vtkVolumeRayCastIsosurfaceFunction::vtkVolumeRayCastIsosurfaceFunction </td>
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<td><code> [protected]</code></td>
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<a class="anchor" name="733ead572b99a384a33c231922371d14"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::~vtkVolumeRayCastIsosurfaceFunction" ref="733ead572b99a384a33c231922371d14" args="()" -->
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<td class="memname">vtkVolumeRayCastIsosurfaceFunction::~vtkVolumeRayCastIsosurfaceFunction </td>
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<td><code> [protected]</code></td>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="5e81fc7d3b74b35fc26b68b79aaec7df"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::GetClassName" ref="5e81fc7d3b74b35fc26b68b79aaec7df" args="()" -->
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<td class="memname">virtual const char* vtkVolumeRayCastIsosurfaceFunction::GetClassName </td>
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<td class="paramname"> </td>
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<td><code> [virtual]</code></td>
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<p>Reimplemented from <a class="el" href="a01848.html#c2e29f15c2b645db044f14fd33b10d7b">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="f75bd4046add54cdb9abe0a62c4ad2e6"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::IsTypeOf" ref="f75bd4046add54cdb9abe0a62c4ad2e6" args="(const char *type)" -->
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<td class="memname">static int vtkVolumeRayCastIsosurfaceFunction::IsTypeOf </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"> <em>name</em> </td>
<td> ) </td>
<td><code> [static]</code></td>
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Return 1 if this class type is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.
<p>Reimplemented from <a class="el" href="a01848.html#26b1a46f69bec464379e71d4ede6ea8a">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="78fe47e5700d9379338cec4533b9ffa4"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::IsA" ref="78fe47e5700d9379338cec4533b9ffa4" args="(const char *type)" -->
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<td class="memname">virtual int vtkVolumeRayCastIsosurfaceFunction::IsA </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"> <em>name</em> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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Return 1 if this class is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeRevisionMacro found in vtkSetGet.h.
<p>Reimplemented from <a class="el" href="a01848.html#8a03b17bfd05cf3258d8c1de6d66897a">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="e51339ef687b2f29583b578a5dd544b0"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::SafeDownCast" ref="e51339ef687b2f29583b578a5dd544b0" args="(vtkObject *o)" -->
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<td class="memname">static <a class="el" href="a01849.html">vtkVolumeRayCastIsosurfaceFunction</a>* vtkVolumeRayCastIsosurfaceFunction::SafeDownCast </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a01084.html">vtkObject</a> * </td>
<td class="paramname"> <em>o</em> </td>
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<td><code> [static]</code></td>
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<p>Reimplemented from <a class="el" href="a01848.html#4e41554af6ec2ff48d0a2bfef8befb77">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="50f020eb1dd87f87a8f7279c97bf5d69"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::PrintSelf" ref="50f020eb1dd87f87a8f7279c97bf5d69" args="(ostream &os, vtkIndent indent)" -->
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<td class="memname">void vtkVolumeRayCastIsosurfaceFunction::PrintSelf </td>
<td>(</td>
<td class="paramtype">ostream & </td>
<td class="paramname"> <em>os</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype"><a class="el" href="a00869.html">vtkIndent</a> </td>
<td class="paramname"> <em>indent</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [virtual]</code></td>
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Methods invoked by print to print information about the object including superclasses. Typically not called by the user (use <a class="el" href="a01085.html#edadf6378465fd81c2592ef64262e2a5">Print()</a> instead) but used in the hierarchical print process to combine the output of several classes.
<p>Reimplemented from <a class="el" href="a01848.html#ce8f8fa457d59e437d8558d2260e30ec">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="ba035cba85f0ed3c362ae9861cac28ef"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::New" ref="ba035cba85f0ed3c362ae9861cac28ef" args="()" -->
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<td class="memname">static <a class="el" href="a01849.html">vtkVolumeRayCastIsosurfaceFunction</a>* vtkVolumeRayCastIsosurfaceFunction::New </td>
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Construct a new <a class="el" href="a01849.html" title="An isosurface ray caster for volumes.">vtkVolumeRayCastIsosurfaceFunction</a>
<p>Reimplemented from <a class="el" href="a01084.html#4d5b227267c076d6f9e38483370b6612">vtkObject</a>.</p>
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<a class="anchor" name="334ba9c6e2ca9344c015a5dfa468b6c3"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::GetZeroOpacityThreshold" ref="334ba9c6e2ca9344c015a5dfa468b6c3" args="(vtkVolume *vol)" -->
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<td class="memname">float vtkVolumeRayCastIsosurfaceFunction::GetZeroOpacityThreshold </td>
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Get the scalar value below which all scalar values have 0 opacity
<p>Implements <a class="el" href="a01848.html#9cb7c7d74f9e5656bc86b279453b00b7">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="3d45ee11ade066f2b1a8633d48e5c95a"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::SetIsoValue" ref="3d45ee11ade066f2b1a8633d48e5c95a" args="(double)" -->
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<td class="memname">virtual void vtkVolumeRayCastIsosurfaceFunction::SetIsoValue </td>
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Set/Get the value of IsoValue.
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<a class="anchor" name="20206587207c87dfbbf937f171c5984b"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::GetIsoValue" ref="20206587207c87dfbbf937f171c5984b" args="()" -->
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<td class="memname">virtual double vtkVolumeRayCastIsosurfaceFunction::GetIsoValue </td>
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Set/Get the value of IsoValue.
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<a class="anchor" name="c1e5b27b5f70194a6f35b3cc31644da4"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::CastRay" ref="c1e5b27b5f70194a6f35b3cc31644da4" args="(vtkVolumeRayCastDynamicInfo *dynamicInfo, vtkVolumeRayCastStaticInfo *staticInfo)" -->
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<td class="memname">void vtkVolumeRayCastIsosurfaceFunction::CastRay </td>
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<td class="paramname"> <em>dynamicInfo</em>, </td>
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<td class="paramname"> <em>staticInfo</em></td><td> </td>
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<p>Implements <a class="el" href="a01848.html#97438578171d92889ac9fed552781b23">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="8356c0c8e709b8fb94ee00ffc9ce4cba"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::SpecificFunctionInitialize" ref="8356c0c8e709b8fb94ee00ffc9ce4cba" args="(vtkRenderer *ren, vtkVolume *vol, vtkVolumeRayCastStaticInfo *staticInfo, vtkVolumeRayCastMapper *mapper)" -->
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<td class="memname">void vtkVolumeRayCastIsosurfaceFunction::SpecificFunctionInitialize </td>
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<td class="paramtype"><a class="el" href="a01852.html">vtkVolumeRayCastStaticInfo</a> * </td>
<td class="paramname"> <em>staticInfo</em>, </td>
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<td class="paramtype"><a class="el" href="a01850.html">vtkVolumeRayCastMapper</a> * </td>
<td class="paramname"> <em>mapper</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [protected, virtual]</code></td>
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This method gives the subclass a chance to do any special initialization that it may need to do BTX
<p>Implements <a class="el" href="a01848.html#a6fd9d6a271dbd17a24223e97b895079">vtkVolumeRayCastFunction</a>.</p>
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<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="a290b69e9fffdc2b7c67520f253522dd"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::IsoValue" ref="a290b69e9fffdc2b7c67520f253522dd" args="" -->
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<td class="memname">double <a class="el" href="a01849.html#a290b69e9fffdc2b7c67520f253522dd">vtkVolumeRayCastIsosurfaceFunction::IsoValue</a> </td>
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<p>
This is the isovalue at which to view a surface
<p>Definition at line <a class="el" href="a05432.html#l00055">55</a> of file <a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a>.</p>
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<a class="anchor" name="bd776c0c31c59d040cec059e3820621b"></a><!-- doxytag: member="vtkVolumeRayCastIsosurfaceFunction::Color" ref="bd776c0c31c59d040cec059e3820621b" args="[3]" -->
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<td class="memname">float <a class="el" href="a01849.html#bd776c0c31c59d040cec059e3820621b">vtkVolumeRayCastIsosurfaceFunction::Color</a>[3] </td>
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These variables are filled in by SpecificFunctionInitialize
<p>Definition at line <a class="el" href="a05432.html#l00063">63</a> of file <a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a>.</p>
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<hr>The documentation for this class was generated from the following file:<ul>
<li>dox/VolumeRendering/<a class="el" href="a05432.html">vtkVolumeRayCastIsosurfaceFunction.h</a></ul>
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<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 19:44:55 2009 for VTK by
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