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<h1>vtkVolumeRayCastCompositeFunction Class Reference</h1><!-- doxytag: class="vtkVolumeRayCastCompositeFunction" --><!-- doxytag: inherits="vtkVolumeRayCastFunction" --><code>#include <<a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.h</a>></code>
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Inheritance diagram for vtkVolumeRayCastCompositeFunction:</div>
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<p><center><img src="a15800.png" border="0" usemap="#a15801" alt="Inheritance graph"></center>
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<area shape="rect" href="a01848.html" title="a superclass for ray casting functions" alt="" coords="38,155,230,181"><area shape="rect" href="a01084.html" title="abstract base class for most VTK objects" alt="" coords="94,80,174,107"><area shape="rect" href="a01085.html" title="abstract base class for most VTK objects" alt="" coords="79,5,188,32"></map>
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Collaboration diagram for vtkVolumeRayCastCompositeFunction:</div>
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<p><center><img src="a15802.png" border="0" usemap="#a15803" alt="Collaboration graph"></center>
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<area shape="rect" href="a01848.html" title="a superclass for ray casting functions" alt="" coords="38,174,230,200"><area shape="rect" href="a01084.html" title="abstract base class for most VTK objects" alt="" coords="94,96,174,123"><area shape="rect" href="a01085.html" title="abstract base class for most VTK objects" alt="" coords="12,6,122,32"><area shape="rect" href="a01719.html" title="record modification and/or execution time" alt="" coords="146,6,255,32"></map>
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<a href="a15804.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
a ray function for compositing
<p>
<a class="el" href="a01846.html" title="a ray function for compositing">vtkVolumeRayCastCompositeFunction</a> is a ray function that can be used within a <a class="el" href="a01850.html" title="A slow but accurate mapper for rendering volumes.">vtkVolumeRayCastMapper</a>. This function performs compositing along the ray according to the properties stored in the <a class="el" href="a01844.html" title="represents the common properties for rendering a volume.">vtkVolumeProperty</a> for the volume.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><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="a01839.html" title="represents a volume (data & properties) in a rendered scene">vtkVolume</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_vtkVolumeRayCastCompositeFunction">vtkVolumeRayCastCompositeFunction (Tests)</a> </dd></dl>
<p>Definition at line <a class="el" href="a05430.html#l00039">39</a> of file <a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.h</a>.</p>
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<tr><td colspan="2"><br><h2>Public Types</h2></td></tr>
<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="a01846.html#cb1619cd74d90ed004bc05a4e7418f71">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="a01846.html#aabe43781be70676a453a10b3d2e8b9c">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="a01846.html#2ecc5b48e0b79ca5012605071b6d8f41">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="a01846.html#828c01f46da514f10f3f6694da6dc2c3">PrintSelf</a> (ostream &os, <a class="el" href="a00869.html">vtkIndent</a> indent)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#0cb66a9c8961e4ff77ab7eb5bc7015ff">CastRay</a> (<a class="el" href="a01847.html">vtkVolumeRayCastDynamicInfo</a> *dynamicInfo, <a class="el" href="a01852.html">vtkVolumeRayCastStaticInfo</a> *staticInfo)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">float </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#1571995dc36a4b97a422132c0e67c647">GetZeroOpacityThreshold</a> (<a class="el" href="a01839.html">vtkVolume</a> *vol)</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="a01846.html#22c63502a3a9f811a2fb5c2c89e5ac22">SetCompositeMethod</a> (int)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#f93dea5331f608393f9bf81b698659fa">GetCompositeMethod</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#55ec7c73a5558a1f1c9168605df9bed7">SetCompositeMethodToInterpolateFirst</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#83d88132f67dde95ef3f2c91384c24b8">SetCompositeMethodToClassifyFirst</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#bebf2705531a1db32f12bab818c6f77d">GetCompositeMethodAsString</a> (void)</td></tr>
<tr><td colspan="2"><br><h2>Static Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <br>
<a class="el" href="a01846.html">vtkVolumeRayCastCompositeFunction</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#8b18fdaede80ffec9c05fc9ca0e0e229">New</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#99bb05657b4596ce66b7a7e6bc953f98">IsTypeOf</a> (const char *type)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">static <br>
<a class="el" href="a01846.html">vtkVolumeRayCastCompositeFunction</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#f0095a6331856edc8f5b208787e36fdc">SafeDownCast</a> (<a class="el" href="a01084.html">vtkObject</a> *o)</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="a01846.html#9c2ef3f64f98bf421176a158fbedd2c9">vtkVolumeRayCastCompositeFunction</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#f139f834559d1f4e65ce41e47d9cb728">~vtkVolumeRayCastCompositeFunction</a> ()</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#05ce69edc840ffa4db458673639e3698">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>
<tr><td colspan="2"><br><h2>Protected Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="a01846.html#695dc5b5bcc9c708338c5ab4cefbbe43">CompositeMethod</a></td></tr>
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<hr><h2>Member Typedef Documentation</h2>
<a class="anchor" name="cb1619cd74d90ed004bc05a4e7418f71"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::Superclass" ref="cb1619cd74d90ed004bc05a4e7418f71" args="" -->
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<td class="memname">typedef <a class="el" href="a01848.html">vtkVolumeRayCastFunction</a> <a class="el" href="a01848.html">vtkVolumeRayCastCompositeFunction::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="a05430.html#l00043">43</a> of file <a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.h</a>.</p>
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<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="9c2ef3f64f98bf421176a158fbedd2c9"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::vtkVolumeRayCastCompositeFunction" ref="9c2ef3f64f98bf421176a158fbedd2c9" args="()" -->
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<td class="memname">vtkVolumeRayCastCompositeFunction::vtkVolumeRayCastCompositeFunction </td>
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<td><code> [protected]</code></td>
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<a class="anchor" name="f139f834559d1f4e65ce41e47d9cb728"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::~vtkVolumeRayCastCompositeFunction" ref="f139f834559d1f4e65ce41e47d9cb728" args="()" -->
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<td class="memname">vtkVolumeRayCastCompositeFunction::~vtkVolumeRayCastCompositeFunction </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [protected]</code></td>
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<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="8b18fdaede80ffec9c05fc9ca0e0e229"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::New" ref="8b18fdaede80ffec9c05fc9ca0e0e229" args="()" -->
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<td class="memname">static <a class="el" href="a01846.html">vtkVolumeRayCastCompositeFunction</a>* vtkVolumeRayCastCompositeFunction::New </td>
<td>(</td>
<td class="paramname"> </td>
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<td><code> [static]</code></td>
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Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
<p>Reimplemented from <a class="el" href="a01084.html#4d5b227267c076d6f9e38483370b6612">vtkObject</a>.</p>
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<a class="anchor" name="aabe43781be70676a453a10b3d2e8b9c"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::GetClassName" ref="aabe43781be70676a453a10b3d2e8b9c" args="()" -->
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<td class="memname">virtual const char* vtkVolumeRayCastCompositeFunction::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="99bb05657b4596ce66b7a7e6bc953f98"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::IsTypeOf" ref="99bb05657b4596ce66b7a7e6bc953f98" args="(const char *type)" -->
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<td class="memname">static int vtkVolumeRayCastCompositeFunction::IsTypeOf </td>
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<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="2ecc5b48e0b79ca5012605071b6d8f41"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::IsA" ref="2ecc5b48e0b79ca5012605071b6d8f41" args="(const char *type)" -->
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<td class="memname">virtual int vtkVolumeRayCastCompositeFunction::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="f0095a6331856edc8f5b208787e36fdc"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::SafeDownCast" ref="f0095a6331856edc8f5b208787e36fdc" args="(vtkObject *o)" -->
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<td class="memname">static <a class="el" href="a01846.html">vtkVolumeRayCastCompositeFunction</a>* vtkVolumeRayCastCompositeFunction::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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<p>Reimplemented from <a class="el" href="a01848.html#4e41554af6ec2ff48d0a2bfef8befb77">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="828c01f46da514f10f3f6694da6dc2c3"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::PrintSelf" ref="828c01f46da514f10f3f6694da6dc2c3" args="(ostream &os, vtkIndent indent)" -->
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<td class="memname">void vtkVolumeRayCastCompositeFunction::PrintSelf </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="22c63502a3a9f811a2fb5c2c89e5ac22"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::SetCompositeMethod" ref="22c63502a3a9f811a2fb5c2c89e5ac22" args="(int)" -->
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<td class="memname">virtual void vtkVolumeRayCastCompositeFunction::SetCompositeMethod </td>
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Set the CompositeMethod to either Classify First or Interpolate First
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<a class="anchor" name="f93dea5331f608393f9bf81b698659fa"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::GetCompositeMethod" ref="f93dea5331f608393f9bf81b698659fa" args="()" -->
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<td class="memname">virtual int vtkVolumeRayCastCompositeFunction::GetCompositeMethod </td>
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Set the CompositeMethod to either Classify First or Interpolate First
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<a class="anchor" name="55ec7c73a5558a1f1c9168605df9bed7"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::SetCompositeMethodToInterpolateFirst" ref="55ec7c73a5558a1f1c9168605df9bed7" args="()" -->
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<td class="memname">void vtkVolumeRayCastCompositeFunction::SetCompositeMethodToInterpolateFirst </td>
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Set the CompositeMethod to either Classify First or Interpolate First
<p>Definition at line <a class="el" href="a05430.html#l00051">51</a> of file <a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.h</a>.</p>
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<a class="anchor" name="83d88132f67dde95ef3f2c91384c24b8"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::SetCompositeMethodToClassifyFirst" ref="83d88132f67dde95ef3f2c91384c24b8" args="()" -->
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<td class="memname">void vtkVolumeRayCastCompositeFunction::SetCompositeMethodToClassifyFirst </td>
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Set the CompositeMethod to either Classify First or Interpolate First
<p>Definition at line <a class="el" href="a05430.html#l00053">53</a> of file <a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.h</a>.</p>
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<a class="anchor" name="bebf2705531a1db32f12bab818c6f77d"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::GetCompositeMethodAsString" ref="bebf2705531a1db32f12bab818c6f77d" args="(void)" -->
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<td class="memname">const char* vtkVolumeRayCastCompositeFunction::GetCompositeMethodAsString </td>
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Set the CompositeMethod to either Classify First or Interpolate First
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<a class="anchor" name="0cb66a9c8961e4ff77ab7eb5bc7015ff"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::CastRay" ref="0cb66a9c8961e4ff77ab7eb5bc7015ff" args="(vtkVolumeRayCastDynamicInfo *dynamicInfo, vtkVolumeRayCastStaticInfo *staticInfo)" -->
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<td class="memname">void vtkVolumeRayCastCompositeFunction::CastRay </td>
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<td class="paramtype"><a class="el" href="a01852.html">vtkVolumeRayCastStaticInfo</a> * </td>
<td class="paramname"> <em>staticInfo</em></td><td> </td>
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<td>)</td>
<td></td><td></td><td><code> [virtual]</code></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="1571995dc36a4b97a422132c0e67c647"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::GetZeroOpacityThreshold" ref="1571995dc36a4b97a422132c0e67c647" args="(vtkVolume *vol)" -->
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<td class="memname">float vtkVolumeRayCastCompositeFunction::GetZeroOpacityThreshold </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a01839.html">vtkVolume</a> * </td>
<td class="paramname"> <em>vol</em> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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Get the value below which all scalar values are considered to have 0 opacity.
<p>Implements <a class="el" href="a01848.html#9cb7c7d74f9e5656bc86b279453b00b7">vtkVolumeRayCastFunction</a>.</p>
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<a class="anchor" name="05ce69edc840ffa4db458673639e3698"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::SpecificFunctionInitialize" ref="05ce69edc840ffa4db458673639e3698" args="(vtkRenderer *ren, vtkVolume *vol, vtkVolumeRayCastStaticInfo *staticInfo, vtkVolumeRayCastMapper *mapper)" -->
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<td class="memname">void vtkVolumeRayCastCompositeFunction::SpecificFunctionInitialize </td>
<td>(</td>
<td class="paramtype"><a class="el" href="a01480.html">vtkRenderer</a> * </td>
<td class="paramname"> <em>ren</em>, </td>
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<td class="paramtype"><a class="el" href="a01839.html">vtkVolume</a> * </td>
<td class="paramname"> <em>vol</em>, </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="paramkey"></td>
<td></td>
<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="695dc5b5bcc9c708338c5ab4cefbbe43"></a><!-- doxytag: member="vtkVolumeRayCastCompositeFunction::CompositeMethod" ref="695dc5b5bcc9c708338c5ab4cefbbe43" args="" -->
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<td class="memname">int <a class="el" href="a01846.html#695dc5b5bcc9c708338c5ab4cefbbe43">vtkVolumeRayCastCompositeFunction::CompositeMethod</a><code> [protected]</code> </td>
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<p>Definition at line <a class="el" href="a05430.html#l00076">76</a> of file <a class="el" href="a05430.html">vtkVolumeRayCastCompositeFunction.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="a05430.html">vtkVolumeRayCastCompositeFunction.h</a></ul>
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<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 19:44:53 2009 for VTK by
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<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address>
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