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vtk-doc-5.4.2-5mdv2010.0.noarch.rpm

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<h1>dox/Graphics/vtkStreamTracer.h</h1><a href="a02670.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*=========================================================================</span>
<a name="l00002"></a>00002 <span class="comment"></span>
<a name="l00003"></a>00003 <span class="comment">  Program:   Visualization Toolkit</span>
<a name="l00004"></a>00004 <span class="comment">  Module:    $RCSfile: vtkStreamTracer.h,v $</span>
<a name="l00005"></a>00005 <span class="comment"></span>
<a name="l00006"></a>00006 <span class="comment">  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen</span>
<a name="l00007"></a>00007 <span class="comment">  All rights reserved.</span>
<a name="l00008"></a>00008 <span class="comment">  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="comment">     This software is distributed WITHOUT ANY WARRANTY; without even</span>
<a name="l00011"></a>00011 <span class="comment">     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR</span>
<a name="l00012"></a>00012 <span class="comment">     PURPOSE.  See the above copyright notice for more information.</span>
<a name="l00013"></a>00013 <span class="comment"></span>
<a name="l00014"></a>00014 <span class="comment">=========================================================================*/</span>
<a name="l00068"></a>00068 <span class="preprocessor">#ifndef __vtkStreamTracer_h</span>
<a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#define __vtkStreamTracer_h</span>
<a name="l00070"></a>00070 <span class="preprocessor"></span>
<a name="l00071"></a>00071 <span class="preprocessor">#include "<a class="code" href="a02331.html">vtkPolyDataAlgorithm.h</a>"</span>
<a name="l00072"></a>00072 
<a name="l00073"></a>00073 <span class="preprocessor">#include "<a class="code" href="a02061.html">vtkInitialValueProblemSolver.h</a>"</span> <span class="comment">// Needed for constants</span>
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <span class="keyword">class </span><a class="code" href="a00303.html" title="abstact superclass for composite (multi-block or AMR) datasets">vtkCompositeDataSet</a>;
<a name="l00076"></a>00076 <span class="keyword">class </span><a class="code" href="a00356.html" title="abstract superclass for arrays of numeric data">vtkDataArray</a>;
<a name="l00077"></a>00077 <span class="keyword">class </span><a class="code" href="a00436.html" title="dynamic, self-adjusting array of double">vtkDoubleArray</a>;
<a name="l00078"></a>00078 <span class="keyword">class </span><a class="code" href="a00472.html" title="Superclass for all pipeline executives in VTK.">vtkExecutive</a>;
<a name="l00079"></a>00079 <span class="keyword">class </span><a class="code" href="a00582.html" title="provides thread-safe access to cells">vtkGenericCell</a>;
<a name="l00080"></a>00080 <span class="keyword">class </span><a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a>;
<a name="l00081"></a>00081 <span class="keyword">class </span><a class="code" href="a00900.html" title="dynamic, self-adjusting array of int">vtkIntArray</a>;
<a name="l00082"></a>00082 <span class="keyword">class </span><a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>;
<a name="l00083"></a>00083 
<a name="l00084"></a><a class="code" href="a01617.html">00084</a> <span class="keyword">class </span><a class="code" href="a02170.html#c3c1ffe2fe47b9b70ba90182b7860cce">VTK_GRAPHICS_EXPORT</a> <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a> : <span class="keyword">public</span> <a class="code" href="a01261.html" title="Superclass for algorithms that produce only polydata as output.">vtkPolyDataAlgorithm</a>
<a name="l00085"></a>00085 {
<a name="l00086"></a>00086 <span class="keyword">public</span>:
<a name="l00087"></a><a class="code" href="a01617.html#110e9f9fd9d401676e7173baa5344629">00087</a>   vtkTypeRevisionMacro(<a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>,<a class="code" href="a01261.html" title="Superclass for algorithms that produce only polydata as output.">vtkPolyDataAlgorithm</a>);
<a name="l00088"></a>00088   <span class="keywordtype">void</span> <a class="code" href="a01261.html#e6d59a63261b0c56f8f473984ae0e1b6">PrintSelf</a>(ostream&amp; os, <a class="code" href="a00869.html" title="a simple class to control print indentation">vtkIndent</a> indent);
<a name="l00089"></a>00089 
<a name="l00094"></a>00094   <span class="keyword">static</span> <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a> *<a class="code" href="a01261.html#cf785ac526132296ff652c636f713b5e">New</a>();
<a name="l00095"></a>00095   
<a name="l00097"></a>00097 
<a name="l00100"></a>00100   vtkSetVector3Macro(StartPosition, <span class="keywordtype">double</span>);
<a name="l00101"></a>00101   vtkGetVector3Macro(StartPosition, <span class="keywordtype">double</span>);
<a name="l00103"></a>00103 
<a name="l00105"></a>00105 
<a name="l00107"></a>00107   <span class="keywordtype">void</span> SetSource(<a class="code" href="a00374.html" title="abstract class to specify dataset behavior">vtkDataSet</a> *<a class="code" href="a02995.html#7c22aa18a4e42c330618a6410d133551">source</a>);
<a name="l00108"></a>00108   <a class="code" href="a00374.html" title="abstract class to specify dataset behavior">vtkDataSet</a> *GetSource();
<a name="l00110"></a>00110 
<a name="l00113"></a>00113   <span class="keywordtype">void</span> SetSourceConnection(<a class="code" href="a00102.html" title="Proxy object to connect input/output ports.">vtkAlgorithmOutput</a>* algOutput);
<a name="l00114"></a>00114 
<a name="l00115"></a>00115 <span class="comment">//BTX</span>
<a name="l00116"></a><a class="code" href="a01617.html#80f1503728603955364e1618af963ab1">00116</a>   <span class="keyword">enum</span> <a class="code" href="a01617.html#80f1503728603955364e1618af963ab1">Units</a>
<a name="l00117"></a>00117   {
<a name="l00118"></a><a class="code" href="a01617.html#80f1503728603955364e1618af963ab1a59f9d1dbc59d886e4010f764ebd96ef">00118</a>     TIME_UNIT,
<a name="l00119"></a><a class="code" href="a01617.html#80f1503728603955364e1618af963ab16c07ca1859657ace098a5e24ea1fea0d">00119</a>     LENGTH_UNIT,
<a name="l00120"></a><a class="code" href="a01617.html#80f1503728603955364e1618af963ab1df7d51b06159f65bd2908e337bbbd90a">00120</a>     CELL_LENGTH_UNIT
<a name="l00121"></a>00121   };
<a name="l00122"></a>00122 
<a name="l00123"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0">00123</a>   <span class="keyword">enum</span> <a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0">Solvers</a>
<a name="l00124"></a>00124   {
<a name="l00125"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0d7133de9b66d1896b96e7df7efde0c01">00125</a>     RUNGE_KUTTA2,
<a name="l00126"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac04304c63d83c704782b5f6e0547fcfb39">00126</a>     RUNGE_KUTTA4,
<a name="l00127"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0e7faeed1d0636090103b7af0fcb7ba63">00127</a>     RUNGE_KUTTA45,
<a name="l00128"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0bfc7fa4d5495d9390dd51df1943cd4c2">00128</a>     NONE,
<a name="l00129"></a><a class="code" href="a01617.html#1e660af4d82fc50c1d32ff0b70377ac0a065cc5ffee06b58eaafa4b89ca2bad3">00129</a>     UNKNOWN
<a name="l00130"></a>00130   };
<a name="l00131"></a>00131 
<a name="l00132"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e4670581">00132</a>   <span class="keyword">enum</span> <a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e4670581">ReasonForTermination</a>
<a name="l00133"></a>00133   {
<a name="l00134"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e467058153489b03f4c31740524b118759a4565d">00134</a>     OUT_OF_DOMAIN = <a class="code" href="a00896.html#edb16fccca7b8e63836c63366749d5797401ab9019fa4a401bc7726f8ae279f0">vtkInitialValueProblemSolver::OUT_OF_DOMAIN</a>,
<a name="l00135"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e4670581310bf00a7f6870a3fd7982e5e3cfba07">00135</a>     NOT_INITIALIZED = <a class="code" href="a00896.html#edb16fccca7b8e63836c63366749d57957bd4ed1b52f5a0931fd9c4f86510285">vtkInitialValueProblemSolver::NOT_INITIALIZED</a> ,
<a name="l00136"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e46705813d10928a41297d969ed80a4dc202a498">00136</a>     UNEXPECTED_VALUE = <a class="code" href="a00896.html#edb16fccca7b8e63836c63366749d57980a0796841151fb7b5fd5d4893282824">vtkInitialValueProblemSolver::UNEXPECTED_VALUE</a>,
<a name="l00137"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e46705814009dd32b7d0ff587b2f880f1a3f1110">00137</a>     OUT_OF_TIME = 4,
<a name="l00138"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e467058110d8f2a010b471900849a585a10dd493">00138</a>     OUT_OF_STEPS = 5,
<a name="l00139"></a><a class="code" href="a01617.html#bee10ea18e0c6a28e8db9271e4670581a1b44cc88afccffa0c5d3adb97deb992">00139</a>     STAGNATION = 6
<a name="l00140"></a>00140   };
<a name="l00141"></a>00141 <span class="comment">//ETX</span>
<a name="l00142"></a>00142 
<a name="l00144"></a>00144 
<a name="l00150"></a>00150   <span class="keywordtype">void</span> SetIntegrator(<a class="code" href="a00896.html" title="Integrate a set of ordinary differential equations (initial value problem) in time...">vtkInitialValueProblemSolver</a> *);
<a name="l00151"></a>00151   vtkGetObjectMacro ( Integrator, <a class="code" href="a00896.html" title="Integrate a set of ordinary differential equations (initial value problem) in time...">vtkInitialValueProblemSolver</a> );
<a name="l00152"></a>00152   <span class="keywordtype">void</span> SetIntegratorType(<span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7f81709ed57920a45c02a954726847">type</a>);
<a name="l00153"></a>00153   <span class="keywordtype">int</span> GetIntegratorType();
<a name="l00154"></a><a class="code" href="a01617.html#e6bd6e76612be43f5f1c3c8e91a98936">00154</a>   <span class="keywordtype">void</span> SetIntegratorTypeToRungeKutta2()
<a name="l00155"></a>00155     {this-&gt;SetIntegratorType(RUNGE_KUTTA2);};
<a name="l00156"></a><a class="code" href="a01617.html#4add1a43e750856ab12b6e0eeda8f6f4">00156</a>   <span class="keywordtype">void</span> SetIntegratorTypeToRungeKutta4()
<a name="l00157"></a>00157     {this-&gt;SetIntegratorType(RUNGE_KUTTA4);};
<a name="l00158"></a><a class="code" href="a01617.html#01d28d5a5434ef447b6e76f1f8af123a">00158</a>   <span class="keywordtype">void</span> SetIntegratorTypeToRungeKutta45()
<a name="l00159"></a>00159     {this-&gt;SetIntegratorType(RUNGE_KUTTA45);};
<a name="l00161"></a>00161 
<a name="l00163"></a>00163 
<a name="l00166"></a>00166   <span class="keywordtype">void</span> SetMaximumPropagation(<span class="keywordtype">int</span> unit, <span class="keywordtype">double</span> <a class="code" href="a02864.html#ffe776513b24d84b39af8ab0930fef7f">max</a>);
<a name="l00167"></a>00167   <span class="keywordtype">void</span> SetMaximumPropagation(<span class="keywordtype">double</span> <a class="code" href="a02864.html#ffe776513b24d84b39af8ab0930fef7f">max</a>);
<a name="l00168"></a>00168   <span class="keywordtype">void</span> SetMaximumPropagationUnit(<span class="keywordtype">int</span> unit);
<a name="l00169"></a>00169   <span class="keywordtype">int</span> GetMaximumPropagationUnit();
<a name="l00170"></a>00170   <span class="keywordtype">double</span> GetMaximumPropagation();
<a name="l00171"></a><a class="code" href="a01617.html#ca0bfd97ff53053a8f70981165990e7b">00171</a>   <span class="keywordtype">void</span> SetMaximumPropagationUnitToTimeUnit()
<a name="l00172"></a>00172     {this-&gt;SetMaximumPropagationUnit(TIME_UNIT);};
<a name="l00173"></a><a class="code" href="a01617.html#c379c3ea7da9146479a90e84da827f20">00173</a>   <span class="keywordtype">void</span> SetMaximumPropagationUnitToLengthUnit()
<a name="l00174"></a>00174     {this-&gt;SetMaximumPropagationUnit(LENGTH_UNIT);};
<a name="l00175"></a><a class="code" href="a01617.html#eae6ee2826a83d2a38da9ba3b0379825">00175</a>   <span class="keywordtype">void</span> SetMaximumPropagationUnitToCellLengthUnit()
<a name="l00176"></a>00176     {this-&gt;SetMaximumPropagationUnit(CELL_LENGTH_UNIT);};          
<a name="l00178"></a>00178 
<a name="l00180"></a>00180 
<a name="l00183"></a>00183   <span class="keywordtype">void</span> SetMinimumIntegrationStep(<span class="keywordtype">int</span> unit, <span class="keywordtype">double</span> step);
<a name="l00184"></a>00184   <span class="keywordtype">void</span> SetMinimumIntegrationStepUnit(<span class="keywordtype">int</span> unit);
<a name="l00185"></a>00185   <span class="keywordtype">void</span> SetMinimumIntegrationStep(<span class="keywordtype">double</span> step);
<a name="l00186"></a>00186   <span class="keywordtype">int</span> GetMinimumIntegrationStepUnit();
<a name="l00187"></a>00187   <span class="keywordtype">double</span> GetMinimumIntegrationStep();
<a name="l00188"></a><a class="code" href="a01617.html#aaf9fa6e24b3c42487c2813c660ff372">00188</a>   <span class="keywordtype">void</span> SetMinimumIntegrationStepUnitToTimeUnit()
<a name="l00189"></a>00189     {this-&gt;SetMinimumIntegrationStepUnit(TIME_UNIT);};
<a name="l00190"></a><a class="code" href="a01617.html#2d43bb78f0f1aa039069bdee9e9ab2c7">00190</a>   <span class="keywordtype">void</span> SetMinimumIntegrationStepUnitToLengthUnit()
<a name="l00191"></a>00191     {this-&gt;SetMinimumIntegrationStepUnit(LENGTH_UNIT);};
<a name="l00192"></a><a class="code" href="a01617.html#11252798e224ec520324f6fd6e874256">00192</a>   <span class="keywordtype">void</span> SetMinimumIntegrationStepUnitToCellLengthUnit()
<a name="l00193"></a>00193     {this-&gt;SetMinimumIntegrationStepUnit(CELL_LENGTH_UNIT);};
<a name="l00195"></a>00195 
<a name="l00197"></a>00197 
<a name="l00200"></a>00200   <span class="keywordtype">void</span> SetMaximumIntegrationStep(<span class="keywordtype">int</span> unit, <span class="keywordtype">double</span> step);
<a name="l00201"></a>00201   <span class="keywordtype">void</span> SetMaximumIntegrationStepUnit(<span class="keywordtype">int</span> unit);
<a name="l00202"></a>00202   <span class="keywordtype">void</span> SetMaximumIntegrationStep(<span class="keywordtype">double</span> step);
<a name="l00203"></a>00203   <span class="keywordtype">int</span> GetMaximumIntegrationStepUnit();
<a name="l00204"></a>00204   <span class="keywordtype">double</span> GetMaximumIntegrationStep();
<a name="l00205"></a><a class="code" href="a01617.html#efea2f1be3a4b133a576b4aa7397f463">00205</a>   <span class="keywordtype">void</span> SetMaximumIntegrationStepUnitToTimeUnit()
<a name="l00206"></a>00206     {this-&gt;SetMaximumIntegrationStepUnit(TIME_UNIT);};
<a name="l00207"></a><a class="code" href="a01617.html#ada4f92f2a7ea7d677ff11077462f41c">00207</a>   <span class="keywordtype">void</span> SetMaximumIntegrationStepUnitToLengthUnit()
<a name="l00208"></a>00208     {this-&gt;SetMaximumIntegrationStepUnit(LENGTH_UNIT);};
<a name="l00209"></a><a class="code" href="a01617.html#6b76621f5fd8d85391bfff88f3b0b6e3">00209</a>   <span class="keywordtype">void</span> SetMaximumIntegrationStepUnitToCellLengthUnit()
<a name="l00210"></a>00210     {this-&gt;SetMaximumIntegrationStepUnit(CELL_LENGTH_UNIT);};
<a name="l00212"></a>00212 
<a name="l00214"></a>00214 
<a name="l00217"></a>00217   <span class="keywordtype">void</span> SetInitialIntegrationStep(<span class="keywordtype">int</span> unit, <span class="keywordtype">double</span> step);
<a name="l00218"></a>00218   <span class="keywordtype">void</span> SetInitialIntegrationStepUnit(<span class="keywordtype">int</span> unit);
<a name="l00219"></a>00219   <span class="keywordtype">void</span> SetInitialIntegrationStep(<span class="keywordtype">double</span> step);
<a name="l00220"></a>00220   <span class="keywordtype">int</span> GetInitialIntegrationStepUnit();
<a name="l00221"></a>00221   <span class="keywordtype">double</span> GetInitialIntegrationStep();
<a name="l00222"></a><a class="code" href="a01617.html#731c59e3f1afc75beeeaa8acfecd8b88">00222</a>   <span class="keywordtype">void</span> SetInitialIntegrationStepUnitToTimeUnit()
<a name="l00223"></a>00223     {this-&gt;SetInitialIntegrationStepUnit(TIME_UNIT);};
<a name="l00224"></a><a class="code" href="a01617.html#332fa221e887d43a22d831d348ae1745">00224</a>   <span class="keywordtype">void</span> SetInitialIntegrationStepUnitToLengthUnit()
<a name="l00225"></a>00225     {this-&gt;SetInitialIntegrationStepUnit(LENGTH_UNIT);};
<a name="l00226"></a><a class="code" href="a01617.html#257c8552f306aac3523e17ec9c12297b">00226</a>   <span class="keywordtype">void</span> SetInitialIntegrationStepUnitToCellLengthUnit()
<a name="l00227"></a>00227     {this-&gt;SetInitialIntegrationStepUnit(CELL_LENGTH_UNIT);};
<a name="l00229"></a>00229 
<a name="l00231"></a>00231 
<a name="l00234"></a>00234   vtkSetMacro(MaximumError, <span class="keywordtype">double</span>);
<a name="l00235"></a>00235   vtkGetMacro(MaximumError, <span class="keywordtype">double</span>);
<a name="l00237"></a>00237 
<a name="l00239"></a>00239 
<a name="l00240"></a>00240   vtkSetMacro(MaximumNumberOfSteps, <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a>);
<a name="l00241"></a>00241   vtkGetMacro(MaximumNumberOfSteps, <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a>);
<a name="l00243"></a>00243 
<a name="l00245"></a>00245 
<a name="l00247"></a>00247   vtkSetMacro(TerminalSpeed, <span class="keywordtype">double</span>);
<a name="l00248"></a>00248   vtkGetMacro(TerminalSpeed, <span class="keywordtype">double</span>);
<a name="l00250"></a>00250 
<a name="l00251"></a>00251 <span class="comment">//BTX</span>
<a name="l00252"></a>00252   <span class="keyword">enum</span>
<a name="l00253"></a>00253   {
<a name="l00254"></a><a class="code" href="a01617.html#4c37d156113e2bf391cde03a65c8412abef3ee74299ff0542e57d8259c598b1f">00254</a>     FORWARD,
<a name="l00255"></a><a class="code" href="a01617.html#4c37d156113e2bf391cde03a65c8412a9b3440027bc678eb9e0f7eb79f959e73">00255</a>     BACKWARD,
<a name="l00256"></a><a class="code" href="a01617.html#4c37d156113e2bf391cde03a65c8412a3c7eb4ee9959245071d09bfd6ae9e91d">00256</a>     BOTH
<a name="l00257"></a>00257   };
<a name="l00258"></a>00258 <span class="comment">//ETX</span>
<a name="l00259"></a>00259 
<a name="l00261"></a>00261 
<a name="l00263"></a>00263   vtkSetClampMacro(IntegrationDirection, <span class="keywordtype">int</span>, FORWARD, BOTH);
<a name="l00264"></a>00264   vtkGetMacro(IntegrationDirection, <span class="keywordtype">int</span>);
<a name="l00265"></a><a class="code" href="a01617.html#9286e74895032a7999dec0146172c4fb">00265</a>   <span class="keywordtype">void</span> SetIntegrationDirectionToForward()
<a name="l00266"></a>00266     {this-&gt;SetIntegrationDirection(FORWARD);};
<a name="l00267"></a><a class="code" href="a01617.html#c36d9b7b78cd51a1723b58e1f071337f">00267</a>   <span class="keywordtype">void</span> SetIntegrationDirectionToBackward()
<a name="l00268"></a>00268     {this-&gt;SetIntegrationDirection(BACKWARD);};
<a name="l00269"></a><a class="code" href="a01617.html#e8c08380b11060b369605a1c001e3ff8">00269</a>   <span class="keywordtype">void</span> SetIntegrationDirectionToBoth()
<a name="l00270"></a>00270     {this-&gt;SetIntegrationDirection(BOTH);};  
<a name="l00272"></a>00272 
<a name="l00274"></a>00274 
<a name="l00276"></a>00276   vtkSetMacro(ComputeVorticity, <span class="keywordtype">int</span>);
<a name="l00277"></a>00277   vtkGetMacro(ComputeVorticity, <span class="keywordtype">int</span>);
<a name="l00278"></a>00278   vtkBooleanMacro(ComputeVorticity, <span class="keywordtype">int</span>);
<a name="l00280"></a>00280 
<a name="l00282"></a>00282 
<a name="l00284"></a>00284   vtkSetMacro(RotationScale, <span class="keywordtype">double</span>);
<a name="l00285"></a>00285   vtkGetMacro(RotationScale, <span class="keywordtype">double</span>);
<a name="l00287"></a>00287 
<a name="l00290"></a>00290   <span class="keywordtype">void</span> SetInterpolatorPrototype(<a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>* ivf);
<a name="l00291"></a>00291 
<a name="l00292"></a>00292 <span class="keyword">protected</span>:
<a name="l00293"></a>00293 
<a name="l00294"></a>00294   <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>();
<a name="l00295"></a>00295   ~<a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>();
<a name="l00296"></a>00296 
<a name="l00297"></a>00297   <span class="comment">// Create a default executive.</span>
<a name="l00298"></a>00298   <span class="keyword">virtual</span> <a class="code" href="a00472.html" title="Superclass for all pipeline executives in VTK.">vtkExecutive</a>* <a class="code" href="a00101.html#ec53f380c0394cc319670735d74251f9">CreateDefaultExecutive</a>();
<a name="l00299"></a>00299 
<a name="l00300"></a>00300   <span class="comment">// hide the superclass' AddInput() from the user and the compiler</span>
<a name="l00301"></a><a class="code" href="a01617.html#ee971378cab76c815d86d0a388ffe917">00301</a>   <span class="keywordtype">void</span> <a class="code" href="a01261.html#8c3e436748ca3da0fcfdeb69fbd15702">AddInput</a>(<a class="code" href="a00362.html" title="general representation of visualization data">vtkDataObject</a> *) 
<a name="l00302"></a>00302     { vtkErrorMacro( &lt;&lt; <span class="stringliteral">"AddInput() must be called with a vtkDataSet not a vtkDataObject."</span>); };
<a name="l00303"></a>00303   
<a name="l00304"></a>00304   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01261.html#6b5a43ab1f9bbcb368c7dc83e4afe068">RequestData</a>(<a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a> *, <a class="code" href="a00895.html" title="Store zero or more vtkInformation instances.">vtkInformationVector</a> **, <a class="code" href="a00895.html" title="Store zero or more vtkInformation instances.">vtkInformationVector</a> *);
<a name="l00305"></a>00305   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01261.html#a9084b97ab9c0c8c76e490fa9776a832">FillInputPortInformation</a>(<span class="keywordtype">int</span>, <a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a> *);
<a name="l00306"></a>00306 
<a name="l00307"></a>00307   <span class="keywordtype">void</span> CalculateVorticity( <a class="code" href="a00582.html" title="provides thread-safe access to cells">vtkGenericCell</a>* cell, <span class="keywordtype">double</span> pcoords[3],
<a name="l00308"></a>00308                            <a class="code" href="a00436.html" title="dynamic, self-adjusting array of double">vtkDoubleArray</a>* cellVectors, <span class="keywordtype">double</span> vorticity[3] );
<a name="l00309"></a>00309   <span class="keywordtype">void</span> Integrate(<a class="code" href="a00374.html" title="abstract class to specify dataset behavior">vtkDataSet</a> *input,
<a name="l00310"></a>00310                  <a class="code" href="a01260.html" title="concrete dataset represents vertices, lines, polygons, and triangle strips">vtkPolyData</a>* output,
<a name="l00311"></a>00311                  <a class="code" href="a00356.html" title="abstract superclass for arrays of numeric data">vtkDataArray</a>* seedSource, 
<a name="l00312"></a>00312                  <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a>* seedIds,
<a name="l00313"></a>00313                  <a class="code" href="a00900.html" title="dynamic, self-adjusting array of int">vtkIntArray</a>* integrationDirections,
<a name="l00314"></a>00314                  <span class="keywordtype">double</span> lastPoint[3],
<a name="l00315"></a>00315                  <a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>* func,
<a name="l00316"></a>00316                  <span class="keywordtype">int</span> maxCellSize,
<a name="l00317"></a>00317                  <span class="keyword">const</span> <span class="keywordtype">char</span> *vecFieldName,
<a name="l00318"></a>00318                  <span class="keywordtype">double</span>&amp; propagation,
<a name="l00319"></a>00319                  <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a>&amp; numSteps);
<a name="l00320"></a>00320   <span class="keywordtype">void</span> SimpleIntegrate(<span class="keywordtype">double</span> seed[3], 
<a name="l00321"></a>00321                        <span class="keywordtype">double</span> lastPoint[3], 
<a name="l00322"></a>00322                        <span class="keywordtype">double</span> delt,
<a name="l00323"></a>00323                        <a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>* func);
<a name="l00324"></a>00324   <span class="keywordtype">int</span> CheckInputs(<a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>*&amp; func,
<a name="l00325"></a>00325                   <span class="keywordtype">int</span>* maxCellSize);
<a name="l00326"></a>00326   <span class="keywordtype">void</span> GenerateNormals(<a class="code" href="a01260.html" title="concrete dataset represents vertices, lines, polygons, and triangle strips">vtkPolyData</a>* output, <span class="keywordtype">double</span>* firstNormal, <span class="keyword">const</span> <span class="keywordtype">char</span> *vecName);
<a name="l00327"></a>00327 
<a name="l00328"></a><a class="code" href="a01617.html#e6851ad55b1e27e5d5983985ba57b853">00328</a>   <span class="keywordtype">int</span> GenerateNormalsInIntegrate;
<a name="l00329"></a>00329 
<a name="l00330"></a>00330   <span class="comment">// starting from global x-y-z position</span>
<a name="l00331"></a><a class="code" href="a01617.html#02ca7612d487b420066a6c5260198880">00331</a>   <span class="keywordtype">double</span> StartPosition[3];
<a name="l00332"></a>00332 
<a name="l00333"></a><a class="code" href="a01617.html#8b0e17fd2266252243a14e3f0beab21c">00333</a>   <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">double</span> EPSILON;
<a name="l00334"></a><a class="code" href="a01617.html#9a01a979d6e1960ae88f460099ad84ec">00334</a>   <span class="keywordtype">double</span> TerminalSpeed;
<a name="l00335"></a>00335 
<a name="l00336"></a><a class="code" href="a01617.html#317376218f80544dc65d734ad5d2e985">00336</a>   <span class="keywordtype">double</span> LastUsedTimeStep;
<a name="l00337"></a>00337 
<a name="l00338"></a>00338 <span class="comment">//BTX</span>
<a name="l00339"></a><a class="code" href="a01618.html">00339</a>   <span class="keyword">struct </span><a class="code" href="a01618.html">IntervalInformation</a>
<a name="l00340"></a>00340   {
<a name="l00341"></a><a class="code" href="a01618.html#db2af42bbcb47f2a51ac248ac54fb0e1">00341</a>     <span class="keywordtype">double</span> Interval;
<a name="l00342"></a><a class="code" href="a01618.html#cded1c884bbebb61d6f65918c59abe27">00342</a>     <span class="keywordtype">int</span> Unit;
<a name="l00343"></a>00343   };
<a name="l00344"></a>00344 
<a name="l00345"></a><a class="code" href="a01617.html#ac1d9947d8a2d01e5fd622a03db97bda">00345</a>   <a class="code" href="a01618.html">IntervalInformation</a> MaximumPropagation;
<a name="l00346"></a><a class="code" href="a01617.html#fba081f377666947ec943a8ae02dec0d">00346</a>   <a class="code" href="a01618.html">IntervalInformation</a> MinimumIntegrationStep;
<a name="l00347"></a><a class="code" href="a01617.html#2d16d4dbe35316b00a0956ae650b922e">00347</a>   <a class="code" href="a01618.html">IntervalInformation</a> MaximumIntegrationStep;
<a name="l00348"></a><a class="code" href="a01617.html#2d3271b1aecdd06b8940a4d1face4623">00348</a>   <a class="code" href="a01618.html">IntervalInformation</a> InitialIntegrationStep;
<a name="l00349"></a>00349 
<a name="l00350"></a>00350   <span class="keywordtype">void</span> SetIntervalInformation(<span class="keywordtype">int</span> unit, <span class="keywordtype">double</span> interval,
<a name="l00351"></a>00351                               <a class="code" href="a01618.html">IntervalInformation</a>&amp; currentValues);
<a name="l00352"></a>00352   <span class="keywordtype">void</span> SetIntervalInformation(<span class="keywordtype">int</span> unit,<a class="code" href="a01618.html">IntervalInformation</a>&amp; currentValues);
<a name="l00353"></a>00353   <span class="keyword">static</span> <span class="keywordtype">double</span> ConvertToTime(<a class="code" href="a01618.html">IntervalInformation</a>&amp; interval,
<a name="l00354"></a>00354                              <span class="keywordtype">double</span> cellLength, <span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7aa39f99dc984ff1e49c8b1c8d95f1">speed</a>);
<a name="l00355"></a>00355   <span class="keyword">static</span> <span class="keywordtype">double</span> ConvertToLength(<a class="code" href="a01618.html">IntervalInformation</a>&amp; interval,
<a name="l00356"></a>00356                                <span class="keywordtype">double</span> cellLength, <span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7aa39f99dc984ff1e49c8b1c8d95f1">speed</a>);
<a name="l00357"></a>00357   <span class="keyword">static</span> <span class="keywordtype">double</span> ConvertToCellLength(<a class="code" href="a01618.html">IntervalInformation</a>&amp; interval,
<a name="l00358"></a>00358                                    <span class="keywordtype">double</span> cellLength, <span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7aa39f99dc984ff1e49c8b1c8d95f1">speed</a>);
<a name="l00359"></a>00359   <span class="keyword">static</span> <span class="keywordtype">double</span> ConvertToUnit(<a class="code" href="a01618.html">IntervalInformation</a>&amp; interval, <span class="keywordtype">int</span> unit,
<a name="l00360"></a>00360                              <span class="keywordtype">double</span> cellLength, <span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7aa39f99dc984ff1e49c8b1c8d95f1">speed</a>);
<a name="l00361"></a>00361   <span class="keywordtype">void</span> ConvertIntervals(<span class="keywordtype">double</span>&amp; step, <span class="keywordtype">double</span>&amp; minStep, <span class="keywordtype">double</span>&amp; maxStep,
<a name="l00362"></a>00362                         <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2105574e7d2933873a89623dc2457e8ffd8">direction</a>, <span class="keywordtype">double</span> cellLength, <span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d2108e7aa39f99dc984ff1e49c8b1c8d95f1">speed</a>);
<a name="l00363"></a>00363 <span class="comment">//ETX</span>
<a name="l00364"></a>00364 
<a name="l00365"></a>00365   <span class="keywordtype">int</span> SetupOutput(<a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a>* inInfo, 
<a name="l00366"></a>00366                   <a class="code" href="a00872.html" title="Store vtkAlgorithm input/output information.">vtkInformation</a>* outInfo);
<a name="l00367"></a>00367   <span class="keywordtype">void</span> InitializeSeeds(<a class="code" href="a00356.html" title="abstract superclass for arrays of numeric data">vtkDataArray</a>*&amp; seeds,
<a name="l00368"></a>00368                        <a class="code" href="a00720.html" title="list of point or cell ids">vtkIdList</a>*&amp; seedIds,
<a name="l00369"></a>00369                        <a class="code" href="a00900.html" title="dynamic, self-adjusting array of int">vtkIntArray</a>*&amp; integrationDirections,
<a name="l00370"></a>00370                        <a class="code" href="a00374.html" title="abstract class to specify dataset behavior">vtkDataSet</a> *<a class="code" href="a02995.html#7c22aa18a4e42c330618a6410d133551">source</a>);
<a name="l00371"></a>00371   
<a name="l00372"></a><a class="code" href="a01617.html#22f7dcc2e02854ed4bf754faf944d0c1">00372</a>   <span class="keywordtype">int</span> IntegrationDirection;
<a name="l00373"></a>00373 
<a name="l00374"></a>00374   <span class="comment">// Prototype showing the integrator type to be set by the user.</span>
<a name="l00375"></a><a class="code" href="a01617.html#f209e0411e5e23294c9a1de01ea28a2b">00375</a>   <a class="code" href="a00896.html" title="Integrate a set of ordinary differential equations (initial value problem) in time...">vtkInitialValueProblemSolver</a>* Integrator;
<a name="l00376"></a>00376 
<a name="l00377"></a><a class="code" href="a01617.html#a633fb10ac2f1cd3282fa7c0a96ff06f">00377</a>   <span class="keywordtype">double</span> MaximumError;
<a name="l00378"></a><a class="code" href="a01617.html#9237816e7031b9b1f3e95fcf2e74b71f">00378</a>   <a class="code" href="a02149.html#20bd6b6dedfe1bbb096c50354d52cc7e">vtkIdType</a> MaximumNumberOfSteps;
<a name="l00379"></a>00379 
<a name="l00380"></a><a class="code" href="a01617.html#bb9b7f709a5bdf32f5b91b07656bc6d0">00380</a>   <span class="keywordtype">int</span> ComputeVorticity;
<a name="l00381"></a><a class="code" href="a01617.html#9af111a9d3ce6fa3de6fe458d529147d">00381</a>   <span class="keywordtype">double</span> RotationScale;
<a name="l00382"></a>00382 
<a name="l00383"></a><a class="code" href="a01617.html#fdc4aac364902de688d1d102808486e8">00383</a>   <a class="code" href="a00922.html" title="Interface for obtaining interpolated velocity values.">vtkInterpolatedVelocityField</a>* InterpolatorPrototype;
<a name="l00384"></a>00384 
<a name="l00385"></a><a class="code" href="a01617.html#946e92d49ef811154f588aa7d10a46d7">00385</a>   <a class="code" href="a00303.html" title="abstact superclass for composite (multi-block or AMR) datasets">vtkCompositeDataSet</a>* InputData;
<a name="l00386"></a>00386 
<a name="l00387"></a>00387 <span class="keyword">private</span>:
<a name="l00388"></a>00388   <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>(<span class="keyword">const</span> <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>&amp;);  <span class="comment">// Not implemented.</span>
<a name="l00389"></a>00389   <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="a01617.html" title="Streamline generator.">vtkStreamTracer</a>&amp;);  <span class="comment">// Not implemented.</span>
<a name="l00390"></a>00390 };
<a name="l00391"></a>00391 
<a name="l00392"></a>00392 
<a name="l00393"></a>00393 <span class="preprocessor">#endif</span>
<a name="l00394"></a>00394 <span class="preprocessor"></span>
<a name="l00395"></a>00395 
</pre></div></div>
<hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 18:35:29 2009 for VTK by&nbsp;
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