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<h1>dox/Widgets/vtkBoundedPlanePointPlacer.h</h1><a href="a03665.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: vtkBoundedPlanePointPlacer.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="l00028"></a>00028 <span class="preprocessor">#ifndef __vtkBoundedPlanePointPlacer_h</span>
<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define __vtkBoundedPlanePointPlacer_h</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span>
<a name="l00031"></a>00031 <span class="preprocessor">#include "<a class="code" href="a03718.html">vtkPointPlacer.h</a>"</span>
<a name="l00032"></a>00032 
<a name="l00033"></a>00033 <span class="keyword">class </span><a class="code" href="a01224.html" title="perform various plane computations">vtkPlane</a>;
<a name="l00034"></a>00034 <span class="keyword">class </span><a class="code" href="a01225.html" title="maintain a list of planes">vtkPlaneCollection</a>;
<a name="l00035"></a>00035 <span class="keyword">class </span><a class="code" href="a01226.html" title="implicit function for convex set of planes">vtkPlanes</a>;
<a name="l00036"></a>00036 <span class="keyword">class </span><a class="code" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a>;
<a name="l00037"></a>00037 
<a name="l00038"></a>00038 
<a name="l00039"></a><a class="code" href="a00193.html">00039</a> <span class="keyword">class </span><a class="code" href="a02170.html#09e5ba6764f54642494e26907662d55f">VTK_WIDGETS_EXPORT</a> <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a> : <span class="keyword">public</span> <a class="code" href="a01249.html" title="Abstract interface to translate 2D display positions to world coordinates.">vtkPointPlacer</a>
<a name="l00040"></a>00040 {
<a name="l00041"></a>00041 <span class="keyword">public</span>:
<a name="l00043"></a>00043   <span class="keyword">static</span> <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a> *<a class="code" href="a01249.html#1e2a099598014d8d0d9e1cd35981d65b">New</a>();
<a name="l00044"></a>00044 
<a name="l00046"></a>00046 
<a name="l00047"></a><a class="code" href="a00193.html#61907db1b95c8f0838d244ca888e72c5">00047</a>   vtkTypeRevisionMacro(<a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>,<a class="code" href="a01249.html" title="Abstract interface to translate 2D display positions to world coordinates.">vtkPointPlacer</a>);
<a name="l00048"></a>00048   <span class="keywordtype">void</span> <a class="code" href="a01249.html#322a5655a300b3a1ec02731aff6f68ee">PrintSelf</a>(ostream&amp; os, <a class="code" href="a00869.html" title="a simple class to control print indentation">vtkIndent</a> indent);
<a name="l00050"></a>00050 
<a name="l00052"></a>00052 
<a name="l00055"></a>00055   vtkSetClampMacro(ProjectionNormal,<span class="keywordtype">int</span>,
<a name="l00056"></a>00056                    <a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49a5300c11a539423ec59c499672904b8e">vtkBoundedPlanePointPlacer::XAxis</a>,
<a name="l00057"></a>00057                    <a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b496c185db83d830f9cd1ef6afcbde0bd15">vtkBoundedPlanePointPlacer::Oblique</a>);
<a name="l00058"></a>00058   vtkGetMacro(ProjectionNormal,<span class="keywordtype">int</span>);
<a name="l00059"></a><a class="code" href="a00193.html#b33591e36b260b18eb0c290183aa6c22">00059</a>   <span class="keywordtype">void</span> SetProjectionNormalToXAxis()
<a name="l00060"></a>00060     { this-&gt;SetProjectionNormal(<a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49a5300c11a539423ec59c499672904b8e">vtkBoundedPlanePointPlacer::XAxis</a>); }
<a name="l00061"></a><a class="code" href="a00193.html#4c545a6aa2a4bc5b59790d73b5824bb7">00061</a>   <span class="keywordtype">void</span> SetProjectionNormalToYAxis()
<a name="l00062"></a>00062     { this-&gt;SetProjectionNormal(<a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49971ce001c6a41011d80b1d3350920ae7">vtkBoundedPlanePointPlacer::YAxis</a>); }
<a name="l00063"></a><a class="code" href="a00193.html#5b65b1951ac199cd00471bc27fea0c70">00063</a>   <span class="keywordtype">void</span> SetProjectionNormalToZAxis()
<a name="l00064"></a>00064     { this-&gt;SetProjectionNormal(<a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49a6b9673b49e6f3336eef933fee000882">vtkBoundedPlanePointPlacer::ZAxis</a>); }
<a name="l00065"></a><a class="code" href="a00193.html#c93f20d9a06b9ccc8988f28179f2f18b">00065</a>   <span class="keywordtype">void</span> SetProjectionNormalToOblique()
<a name="l00066"></a>00066     { this-&gt;SetProjectionNormal(<a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b496c185db83d830f9cd1ef6afcbde0bd15">vtkBoundedPlanePointPlacer::Oblique</a>); }
<a name="l00068"></a>00068 
<a name="l00071"></a>00071   <span class="keywordtype">void</span> SetObliquePlane(<a class="code" href="a01224.html" title="perform various plane computations">vtkPlane</a> *);
<a name="l00072"></a>00072 
<a name="l00074"></a>00074 
<a name="l00078"></a>00078   <span class="keywordtype">void</span> SetProjectionPosition(<span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210d43ac71820d660e3c543657c794b3d8c">position</a>);
<a name="l00079"></a>00079   vtkGetMacro(ProjectionPosition, <span class="keywordtype">double</span>);
<a name="l00081"></a>00081 
<a name="l00083"></a>00083 
<a name="l00089"></a>00089   <span class="keywordtype">void</span> AddBoundingPlane(<a class="code" href="a01224.html" title="perform various plane computations">vtkPlane</a> *plane);
<a name="l00090"></a>00090   <span class="keywordtype">void</span> RemoveBoundingPlane(<a class="code" href="a01224.html" title="perform various plane computations">vtkPlane</a> *plane);
<a name="l00091"></a>00091   <span class="keywordtype">void</span> RemoveAllBoundingPlanes();
<a name="l00092"></a>00092   <span class="keyword">virtual</span> <span class="keywordtype">void</span> SetBoundingPlanes(<a class="code" href="a01225.html" title="maintain a list of planes">vtkPlaneCollection</a>*);
<a name="l00093"></a>00093   vtkGetObjectMacro(BoundingPlanes,<a class="code" href="a01225.html" title="maintain a list of planes">vtkPlaneCollection</a>);
<a name="l00094"></a>00094   <span class="keywordtype">void</span> SetBoundingPlanes(<a class="code" href="a01226.html" title="implicit function for convex set of planes">vtkPlanes</a> *planes);
<a name="l00096"></a>00096   
<a name="l00097"></a>00097 <span class="comment">//BTX</span>
<a name="l00098"></a>00098   <span class="keyword">enum</span>
<a name="l00099"></a>00099   {
<a name="l00100"></a><a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49a5300c11a539423ec59c499672904b8e">00100</a>     XAxis=0,
<a name="l00101"></a><a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49971ce001c6a41011d80b1d3350920ae7">00101</a>     YAxis,
<a name="l00102"></a><a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b49a6b9673b49e6f3336eef933fee000882">00102</a>     ZAxis,
<a name="l00103"></a><a class="code" href="a00193.html#59054d0034ff8544d4df47ddf7fe3b496c185db83d830f9cd1ef6afcbde0bd15">00103</a>     Oblique
<a name="l00104"></a>00104   };
<a name="l00105"></a>00105 <span class="comment">//ETX</span>
<a name="l00106"></a>00106   
<a name="l00108"></a>00108 
<a name="l00117"></a>00117   <span class="keywordtype">int</span> <a class="code" href="a01249.html#85c9d4778db93934e4a2177ac47dff3c">ComputeWorldPosition</a>( <a class="code" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> *ren,
<a name="l00118"></a>00118                             <span class="keywordtype">double</span> displayPos[2], 
<a name="l00119"></a>00119                             <span class="keywordtype">double</span> worldPos[3],
<a name="l00120"></a>00120                             <span class="keywordtype">double</span> worldOrient[9] );
<a name="l00122"></a>00122   
<a name="l00124"></a>00124 
<a name="l00127"></a>00127   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01249.html#85c9d4778db93934e4a2177ac47dff3c">ComputeWorldPosition</a>( <a class="code" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> *ren,
<a name="l00128"></a>00128                                     <span class="keywordtype">double</span> displayPos[2], 
<a name="l00129"></a>00129                                     <span class="keywordtype">double</span> refWorldPos[3],
<a name="l00130"></a>00130                                     <span class="keywordtype">double</span> worldPos[3],
<a name="l00131"></a>00131                                     <span class="keywordtype">double</span> worldOrient[9] );
<a name="l00133"></a>00133   
<a name="l00136"></a>00136   <span class="keywordtype">int</span> <a class="code" href="a01249.html#dbda1faa9c534e7de22945e064ecb5c3">ValidateWorldPosition</a>( <span class="keywordtype">double</span> worldPos[3] );
<a name="l00137"></a>00137   
<a name="l00138"></a>00138   <span class="comment">// Descrption:</span>
<a name="l00139"></a>00139   <span class="comment">// Orientationation is ignored, and the above method</span>
<a name="l00140"></a>00140   <span class="comment">// is called instead.</span>
<a name="l00141"></a>00141   <span class="keywordtype">int</span> <a class="code" href="a01249.html#dbda1faa9c534e7de22945e064ecb5c3">ValidateWorldPosition</a>( <span class="keywordtype">double</span> worldPos[3],
<a name="l00142"></a>00142                              <span class="keywordtype">double</span> worldOrient[9]);
<a name="l00143"></a>00143   
<a name="l00145"></a>00145 
<a name="l00149"></a>00149   <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="a01249.html#be521a12fbf914a7b0b467d85e2c15e0">UpdateWorldPosition</a>( <a class="code" href="a01480.html" title="abstract specification for renderers">vtkRenderer</a> *ren,
<a name="l00150"></a>00150                                    <span class="keywordtype">double</span> worldPos[3],
<a name="l00151"></a>00151                                    <span class="keywordtype">double</span> worldOrient[9] );
<a name="l00153"></a>00153   
<a name="l00154"></a>00154 
<a name="l00155"></a>00155 <span class="keyword">protected</span>:
<a name="l00156"></a>00156   <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>();
<a name="l00157"></a>00157   ~<a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>();
<a name="l00158"></a>00158 
<a name="l00159"></a>00159   <span class="comment">// Indicates the projection normal as lying along the</span>
<a name="l00160"></a>00160   <span class="comment">// XAxis, YAxis, ZAxis, or Oblique. For X, Y, and Z axes,</span>
<a name="l00161"></a>00161   <span class="comment">// the projection normal is assumed to be anchored at</span>
<a name="l00162"></a>00162   <span class="comment">// (0,0,0)</span>
<a name="l00163"></a><a class="code" href="a00193.html#d74eeca40c0b71c4f2d3b13d696438a4">00163</a>   <span class="keywordtype">int</span>             ProjectionNormal;
<a name="l00164"></a>00164 
<a name="l00165"></a>00165   <span class="comment">// Indicates a distance from the origin of the projection</span>
<a name="l00166"></a>00166   <span class="comment">// normal where the project plane will be placed</span>
<a name="l00167"></a><a class="code" href="a00193.html#936c88ebd68467f790fbe9775cf3d755">00167</a>   <span class="keywordtype">double</span>          ProjectionPosition;
<a name="l00168"></a>00168   
<a name="l00169"></a>00169   <span class="comment">// If the ProjectionNormal is oblique, this is the oblique</span>
<a name="l00170"></a>00170   <span class="comment">// plane</span>
<a name="l00171"></a><a class="code" href="a00193.html#6dd00ba61214c1600dbf25fe4a10e154">00171</a>   <a class="code" href="a01224.html" title="perform various plane computations">vtkPlane</a>        *ObliquePlane;
<a name="l00172"></a>00172 
<a name="l00173"></a>00173   <span class="comment">// A collection of planes used to bound the projection</span>
<a name="l00174"></a>00174   <span class="comment">// plane</span>
<a name="l00175"></a><a class="code" href="a00193.html#f701a6fa9937207b76e70602247bcb46">00175</a>   <a class="code" href="a01225.html" title="maintain a list of planes">vtkPlaneCollection</a> *BoundingPlanes;
<a name="l00176"></a>00176 
<a name="l00177"></a>00177   <span class="comment">// Internal method for getting the project normal as a vector</span>
<a name="l00178"></a>00178   <span class="keywordtype">void</span> GetProjectionNormal( <span class="keywordtype">double</span> normal[3] );
<a name="l00179"></a>00179   
<a name="l00180"></a>00180   <span class="comment">// Internal method for getting the origin of the </span>
<a name="l00181"></a>00181   <span class="comment">// constraining plane as a 3-tuple</span>
<a name="l00182"></a>00182   <span class="keywordtype">void</span> GetProjectionOrigin( <span class="keywordtype">double</span> origin[3] );
<a name="l00183"></a>00183 
<a name="l00184"></a>00184   <span class="comment">// Internal method for getting the orientation of</span>
<a name="l00185"></a>00185   <span class="comment">// the projection plane</span>
<a name="l00186"></a>00186   <span class="keywordtype">void</span> GetCurrentOrientation( <span class="keywordtype">double</span> worldOrient[9] );
<a name="l00187"></a>00187   
<a name="l00188"></a>00188   <span class="comment">// Calculate the distance of a point from the Object. Negative </span>
<a name="l00189"></a>00189   <span class="comment">// values imply that the point is outside. Positive values imply that it is</span>
<a name="l00190"></a>00190   <span class="comment">// inside. The closest point to the object is returned in closestPt. </span>
<a name="l00191"></a>00191   <span class="keyword">static</span> <span class="keywordtype">double</span> GetDistanceFromObject( <span class="keywordtype">double</span>               pos[3],
<a name="l00192"></a>00192                                        <a class="code" href="a01225.html" title="maintain a list of planes">vtkPlaneCollection</a> * pc,
<a name="l00193"></a>00193                                        <span class="keywordtype">double</span>               closestPt[3]);
<a name="l00194"></a>00194   
<a name="l00195"></a>00195 <span class="keyword">private</span>:
<a name="l00196"></a>00196   <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>(<span class="keyword">const</span> <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>&amp;);  <span class="comment">//Not implemented</span>
<a name="l00197"></a>00197   <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="a00193.html" title="a placer that constrains a handle to a finite plane">vtkBoundedPlanePointPlacer</a>&amp;);  <span class="comment">//Not implemented</span>
<a name="l00198"></a>00198 };
<a name="l00199"></a>00199 
<a name="l00200"></a>00200 <span class="preprocessor">#endif</span>
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