<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>VTK: dox/Filtering/vtkColorTransferFunction.h Source File</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.5.6 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <h1>dox/Filtering/vtkColorTransferFunction.h</h1><a href="a02211.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: vtkColorTransferFunction.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="l00035"></a>00035 <span class="preprocessor">#ifndef __vtkColorTransferFunction_h</span> <a name="l00036"></a>00036 <span class="preprocessor"></span><span class="preprocessor">#define __vtkColorTransferFunction_h</span> <a name="l00037"></a>00037 <span class="preprocessor"></span> <a name="l00038"></a>00038 <span class="preprocessor">#include "<a class="code" href="a02123.html">vtkScalarsToColors.h</a>"</span> <a name="l00039"></a>00039 <a name="l00040"></a>00040 <span class="keyword">class </span>vtkColorTransferFunctionInternals; <a name="l00041"></a>00041 <a name="l00042"></a><a class="code" href="a02211.html#23e379de85bada325581602cfb9bed7d">00042</a> <span class="preprocessor">#define VTK_CTF_RGB 0</span> <a name="l00043"></a><a class="code" href="a02211.html#a248d961e9341a40ad5facc541b47edd">00043</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_CTF_HSV 1</span> <a name="l00044"></a><a class="code" href="a02211.html#3495bb49a1301d3ab1115a07e1aa35ba">00044</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_CTF_LAB 2</span> <a name="l00045"></a><a class="code" href="a02211.html#093cbaa04c929ebc6c298dcbfd6bfb1b">00045</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_CTF_DIVERGING 3</span> <a name="l00046"></a>00046 <span class="preprocessor"></span> <a name="l00047"></a><a class="code" href="a02211.html#9e8b27190ed15f0d0d287a5dfd1f8f85">00047</a> <span class="preprocessor">#define VTK_CTF_LINEAR 0</span> <a name="l00048"></a><a class="code" href="a02211.html#fff2df67e6e4d10a529e014cec2a2079">00048</a> <span class="preprocessor"></span><span class="preprocessor">#define VTK_CTF_LOG10 1</span> <a name="l00049"></a>00049 <span class="preprocessor"></span> <a name="l00050"></a><a class="code" href="a00290.html">00050</a> <span class="keyword">class </span><a class="code" href="a02170.html#95ced7977a6b6b1bf9f38bf04e3835b6">VTK_FILTERING_EXPORT</a> <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a> : <span class="keyword">public</span> <a class="code" href="a01513.html" title="map scalar values into colors">vtkScalarsToColors</a> <a name="l00051"></a>00051 { <a name="l00052"></a>00052 <span class="keyword">public</span>: <a name="l00053"></a>00053 <span class="keyword">static</span> <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a> *<a class="code" href="a01084.html#4d5b227267c076d6f9e38483370b6612">New</a>(); <a name="l00054"></a><a class="code" href="a00290.html#9fd3a5ec6b8f1db2f788b2ef68b339f9">00054</a> vtkTypeRevisionMacro(<a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>,<a class="code" href="a01513.html" title="map scalar values into colors">vtkScalarsToColors</a>); <a name="l00055"></a>00055 <span class="keywordtype">void</span> DeepCopy( <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a> *f ); <a name="l00056"></a>00056 <span class="keywordtype">void</span> ShallowCopy( <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a> *f ); <a name="l00057"></a>00057 <a name="l00059"></a>00059 <span class="keywordtype">void</span> <a class="code" href="a01513.html#8de38746b123107ed4c525f6deebb312">PrintSelf</a>(ostream& os, <a class="code" href="a00869.html" title="a simple class to control print indentation">vtkIndent</a> indent); <a name="l00060"></a>00060 <a name="l00062"></a>00062 <span class="keywordtype">int</span> GetSize(); <a name="l00063"></a>00063 <a name="l00065"></a>00065 <a name="l00067"></a>00067 <span class="keywordtype">int</span> AddRGBPoint( <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> r, <span class="keywordtype">double</span> g, <span class="keywordtype">double</span> b ); <a name="l00068"></a>00068 <span class="keywordtype">int</span> AddRGBPoint( <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> r, <span class="keywordtype">double</span> g, <span class="keywordtype">double</span> b, <a name="l00069"></a>00069 <span class="keywordtype">double</span> midpoint, <span class="keywordtype">double</span> sharpness ); <a name="l00070"></a>00070 <span class="keywordtype">int</span> AddHSVPoint( <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> h, <span class="keywordtype">double</span> s, <span class="keywordtype">double</span> v ); <a name="l00071"></a>00071 <span class="keywordtype">int</span> AddHSVPoint( <span class="keywordtype">double</span> x, <span class="keywordtype">double</span> h, <span class="keywordtype">double</span> s, <span class="keywordtype">double</span> v, <a name="l00072"></a>00072 <span class="keywordtype">double</span> midpoint, <span class="keywordtype">double</span> sharpness ); <a name="l00073"></a>00073 <span class="keywordtype">int</span> RemovePoint( <span class="keywordtype">double</span> x ); <a name="l00075"></a>00075 <a name="l00077"></a>00077 <a name="l00078"></a>00078 <span class="keywordtype">void</span> AddRGBSegment( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> r1, <span class="keywordtype">double</span> g1, <span class="keywordtype">double</span> b1, <a name="l00079"></a>00079 <span class="keywordtype">double</span> x2, <span class="keywordtype">double</span> r2, <span class="keywordtype">double</span> g2, <span class="keywordtype">double</span> b2 ); <a name="l00080"></a>00080 <span class="keywordtype">void</span> AddHSVSegment( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> h1, <span class="keywordtype">double</span> s1, <span class="keywordtype">double</span> v1, <a name="l00081"></a>00081 <span class="keywordtype">double</span> x2, <span class="keywordtype">double</span> h2, <span class="keywordtype">double</span> s2, <span class="keywordtype">double</span> v2 ); <a name="l00083"></a>00083 <a name="l00085"></a>00085 <span class="keywordtype">void</span> RemoveAllPoints(); <a name="l00086"></a>00086 <a name="l00088"></a>00088 <a name="l00089"></a><a class="code" href="a00290.html#90069e1edc367d5b6f7ff36cece5816f">00089</a> <span class="keywordtype">double</span> *<a class="code" href="a01513.html#787ac78bddec099340decbd3794a2143">GetColor</a>(<span class="keywordtype">double</span> x) { <a name="l00090"></a>00090 <span class="keywordflow">return</span> <a class="code" href="a01513.html#787ac78bddec099340decbd3794a2143">vtkScalarsToColors::GetColor</a>(x); } <a name="l00091"></a>00091 <span class="keywordtype">void</span> <a class="code" href="a01513.html#787ac78bddec099340decbd3794a2143">GetColor</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> rgb[3]); <a name="l00093"></a>00093 <a name="l00095"></a>00095 <a name="l00096"></a>00096 <span class="keywordtype">double</span> GetRedValue( <span class="keywordtype">double</span> x ); <a name="l00097"></a>00097 <span class="keywordtype">double</span> GetGreenValue( <span class="keywordtype">double</span> x ); <a name="l00098"></a>00098 <span class="keywordtype">double</span> GetBlueValue( <span class="keywordtype">double</span> x ); <a name="l00100"></a>00100 <a name="l00102"></a>00102 <a name="l00104"></a>00104 <span class="keywordtype">int</span> GetNodeValue( <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210e519c5019582479480124c44722a451f">index</a>, <span class="keywordtype">double</span> val[6] ); <a name="l00105"></a>00105 <span class="keywordtype">int</span> SetNodeValue( <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210e519c5019582479480124c44722a451f">index</a>, <span class="keywordtype">double</span> val[6] ); <a name="l00107"></a>00107 <a name="l00109"></a>00109 <span class="keyword">virtual</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *<a class="code" href="a01513.html#b3c13639bec798b80e52a8257f846249">MapValue</a>(<span class="keywordtype">double</span> v); <a name="l00110"></a>00110 <a name="l00112"></a>00112 <a name="l00113"></a>00113 vtkGetVector2Macro( Range, <span class="keywordtype">double</span> ); <a name="l00115"></a>00115 <a name="l00118"></a>00118 <span class="keywordtype">int</span> AdjustRange(<span class="keywordtype">double</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d21076786d084c43d32f242990f932679539">range</a>[2]); <a name="l00119"></a>00119 <a name="l00121"></a>00121 <a name="l00122"></a>00122 <span class="keywordtype">void</span> GetTable( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2, <span class="keywordtype">int</span> n, <span class="keywordtype">double</span>* table ); <a name="l00123"></a>00123 <span class="keywordtype">void</span> GetTable( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2, <span class="keywordtype">int</span> n, <span class="keywordtype">float</span>* table ); <a name="l00124"></a>00124 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *GetTable( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2, <span class="keywordtype">int</span> n); <a name="l00126"></a>00126 <a name="l00131"></a>00131 <span class="keywordtype">void</span> BuildFunctionFromTable( <span class="keywordtype">double</span> x1, <span class="keywordtype">double</span> x2, <span class="keywordtype">int</span> <a class="code" href="a03761.html#c6551f7bf833e8254b2b3ecdaea0d210e3d5e7c015dff08d8daf72a0102e1444">size</a>, <span class="keywordtype">double</span> *table); <a name="l00132"></a>00132 <a name="l00134"></a>00134 <a name="l00135"></a>00135 vtkSetClampMacro( Clamping, <span class="keywordtype">int</span>, 0, 1 ); <a name="l00136"></a>00136 vtkGetMacro( Clamping, <span class="keywordtype">int</span> ); <a name="l00137"></a>00137 vtkBooleanMacro( Clamping, <span class="keywordtype">int</span> ); <a name="l00139"></a>00139 <a name="l00141"></a>00141 <a name="l00148"></a>00148 vtkSetClampMacro( ColorSpace, <span class="keywordtype">int</span>, <a class="code" href="a02211.html#23e379de85bada325581602cfb9bed7d">VTK_CTF_RGB</a>, <a class="code" href="a02211.html#093cbaa04c929ebc6c298dcbfd6bfb1b">VTK_CTF_DIVERGING</a> ); <a name="l00149"></a><a class="code" href="a00290.html#e058d963804e81015c8a78b2b0f533d0">00149</a> <span class="keywordtype">void</span> SetColorSpaceToRGB(){this->SetColorSpace(<a class="code" href="a02211.html#23e379de85bada325581602cfb9bed7d">VTK_CTF_RGB</a>);}; <a name="l00150"></a><a class="code" href="a00290.html#5a6fb097ac561a80e7380940048c4840">00150</a> <span class="keywordtype">void</span> SetColorSpaceToHSV(){this->SetColorSpace(<a class="code" href="a02211.html#a248d961e9341a40ad5facc541b47edd">VTK_CTF_HSV</a>);}; <a name="l00151"></a><a class="code" href="a00290.html#a7af70e5dc89bb444c9411be53bb1e97">00151</a> <span class="keywordtype">void</span> SetColorSpaceToLab(){this->SetColorSpace(<a class="code" href="a02211.html#3495bb49a1301d3ab1115a07e1aa35ba">VTK_CTF_LAB</a>);}; <a name="l00152"></a><a class="code" href="a00290.html#7308a34ac7b702136fe9298946b720db">00152</a> <span class="keywordtype">void</span> SetColorSpaceToDiverging(){this->SetColorSpace(<a class="code" href="a02211.html#093cbaa04c929ebc6c298dcbfd6bfb1b">VTK_CTF_DIVERGING</a>);} <a name="l00153"></a>00153 vtkGetMacro( ColorSpace, <span class="keywordtype">int</span> ); <a name="l00154"></a>00154 vtkSetMacro(HSVWrap, <span class="keywordtype">int</span>); <a name="l00155"></a>00155 vtkGetMacro(HSVWrap, <span class="keywordtype">int</span>); <a name="l00156"></a>00156 vtkBooleanMacro(HSVWrap, <span class="keywordtype">int</span>); <a name="l00158"></a>00158 <a name="l00160"></a>00160 <a name="l00163"></a>00163 vtkSetMacro(Scale,<span class="keywordtype">int</span>); <a name="l00164"></a><a class="code" href="a00290.html#99a784239bb8c482b44ebb0ee42b8614">00164</a> <span class="keywordtype">void</span> SetScaleToLinear() { this->SetScale(<a class="code" href="a02211.html#9e8b27190ed15f0d0d287a5dfd1f8f85">VTK_CTF_LINEAR</a>); }; <a name="l00165"></a><a class="code" href="a00290.html#4175ae5f5c32ee90cb682b6cf58dd9ad">00165</a> <span class="keywordtype">void</span> SetScaleToLog10() { this->SetScale(<a class="code" href="a02211.html#fff2df67e6e4d10a529e014cec2a2079">VTK_CTF_LOG10</a>); }; <a name="l00166"></a>00166 vtkGetMacro(Scale,<span class="keywordtype">int</span>); <a name="l00168"></a>00168 <a name="l00170"></a>00170 <a name="l00172"></a>00172 <span class="keywordtype">double</span> *GetDataPointer(); <a name="l00173"></a>00173 <span class="keywordtype">void</span> FillFromDataPointer(<span class="keywordtype">int</span>, <span class="keywordtype">double</span>*); <a name="l00175"></a>00175 <a name="l00177"></a>00177 <a name="l00178"></a>00178 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a01513.html#70cfc9d108f22861f34c658d2f9dae94">MapScalarsThroughTable2</a>(<span class="keywordtype">void</span> *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output, <a name="l00179"></a>00179 <span class="keywordtype">int</span> inputDataType, <span class="keywordtype">int</span> numberOfValues, <a name="l00180"></a>00180 <span class="keywordtype">int</span> inputIncrement, <span class="keywordtype">int</span> outputIncrement); <a name="l00182"></a>00182 <a name="l00184"></a>00184 <a name="l00186"></a>00186 vtkSetMacro(AllowDuplicateScalars, <span class="keywordtype">int</span>); <a name="l00187"></a>00187 vtkGetMacro(AllowDuplicateScalars, <span class="keywordtype">int</span>); <a name="l00188"></a>00188 vtkBooleanMacro(AllowDuplicateScalars, <span class="keywordtype">int</span>); <a name="l00190"></a>00190 <a name="l00191"></a>00191 <span class="keyword">protected</span>: <a name="l00192"></a>00192 <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>(); <a name="l00193"></a>00193 ~<a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>(); <a name="l00194"></a>00194 <a name="l00195"></a><a class="code" href="a00290.html#7639222577aa41d7d32d01623a3b6137">00195</a> vtkColorTransferFunctionInternals *Internal; <a name="l00196"></a>00196 <a name="l00197"></a>00197 <span class="comment">// Determines the function value outside of defined points</span> <a name="l00198"></a>00198 <span class="comment">// Zero = always return 0.0 outside of defined points</span> <a name="l00199"></a>00199 <span class="comment">// One = clamp to the lowest value below defined points and</span> <a name="l00200"></a>00200 <span class="comment">// highest value above defined points</span> <a name="l00201"></a><a class="code" href="a00290.html#b45dc3a19d6c968146435b9f010d4cf8">00201</a> <span class="keywordtype">int</span> Clamping; <a name="l00202"></a>00202 <a name="l00203"></a>00203 <span class="comment">// The color space in which interpolation is performed</span> <a name="l00204"></a><a class="code" href="a00290.html#51cd81c875d08ca3ced994a72e35e53b">00204</a> <span class="keywordtype">int</span> ColorSpace; <a name="l00205"></a>00205 <a name="l00206"></a>00206 <span class="comment">// Specify if HSW is warp or not</span> <a name="l00207"></a><a class="code" href="a00290.html#f505d20d37be10e821d9df037959470e">00207</a> <span class="keywordtype">int</span> HSVWrap; <a name="l00208"></a>00208 <a name="l00209"></a>00209 <span class="comment">// The color interpolation scale (linear or logarithmic).</span> <a name="l00210"></a><a class="code" href="a00290.html#157a79b98dcd5cd6031c1a5ac0ba5ca9">00210</a> <span class="keywordtype">int</span> Scale; <a name="l00211"></a>00211 <a name="l00212"></a><a class="code" href="a00290.html#ade1f06025f1a2b9482ccf2db53b2553">00212</a> <span class="keywordtype">double</span> *Function; <a name="l00213"></a>00213 <a name="l00214"></a>00214 <span class="comment">// The min and max node locations</span> <a name="l00215"></a><a class="code" href="a00290.html#89070e3126cdfd397bd2affddb6fe5e4">00215</a> <span class="keywordtype">double</span> Range[2]; <a name="l00216"></a>00216 <a name="l00217"></a>00217 <span class="comment">// An evaluated color (0 to 255 RGBA A=255)</span> <a name="l00218"></a><a class="code" href="a00290.html#5091538830f1865ee96f370bbc5a562e">00218</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> UnsignedCharRGBAValue[4]; <a name="l00219"></a>00219 <a name="l00220"></a><a class="code" href="a00290.html#a8fb57520422017bdadea80062fab797">00220</a> <span class="keywordtype">int</span> AllowDuplicateScalars; <a name="l00221"></a>00221 <a name="l00222"></a><a class="code" href="a00290.html#7c6ab8e71668137fa6cc21030994d2c2">00222</a> <a class="code" href="a01719.html" title="record modification and/or execution time">vtkTimeStamp</a> BuildTime; <a name="l00223"></a><a class="code" href="a00290.html#eb68ac53f4f8d01cd2efd7157345638a">00223</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *Table; <a name="l00224"></a><a class="code" href="a00290.html#393fe9f3ba6ee100304012dd924b0dc3">00224</a> <span class="keywordtype">int</span> TableSize; <a name="l00225"></a>00225 <a name="l00227"></a>00227 <a name="l00229"></a><a class="code" href="a00290.html#59377ac2755ac10fe3ab6c52ab365d00">00229</a> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="a01513.html#8abef853214d083955f17581f157ef1c">SetRange</a>(<span class="keywordtype">double</span>, <span class="keywordtype">double</span>) {}; <a name="l00230"></a><a class="code" href="a00290.html#bdf6425ac4f523db066ef119836f2160">00230</a> <span class="keywordtype">void</span> <a class="code" href="a01513.html#8abef853214d083955f17581f157ef1c">SetRange</a>(<span class="keywordtype">double</span> rng[2]) {this-><a class="code" href="a01513.html#8abef853214d083955f17581f157ef1c">SetRange</a>(rng[0],rng[1]);}; <a name="l00232"></a>00232 <a name="l00233"></a>00233 <span class="comment">// Internal method to sort the vector and update the</span> <a name="l00234"></a>00234 <span class="comment">// Range whenever a node is added or removed</span> <a name="l00235"></a>00235 <span class="keywordtype">void</span> SortAndUpdateRange(); <a name="l00236"></a>00236 <a name="l00239"></a>00239 <span class="keywordtype">void</span> MovePoint(<span class="keywordtype">double</span> oldX, <span class="keywordtype">double</span> newX); <a name="l00240"></a>00240 <a name="l00241"></a>00241 <span class="keyword">private</span>: <a name="l00242"></a>00242 <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>(<span class="keyword">const</span> <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>&); <span class="comment">// Not implemented.</span> <a name="l00243"></a>00243 <span class="keywordtype">void</span> operator=(<span class="keyword">const</span> <a class="code" href="a00290.html" title="Defines a transfer function for mapping a property to an RGB color value.">vtkColorTransferFunction</a>&); <span class="comment">// Not implemented.</span> <a name="l00244"></a>00244 }; <a name="l00245"></a>00245 <a name="l00246"></a>00246 <span class="preprocessor">#endif</span> <a name="l00247"></a>00247 <span class="preprocessor"></span> </pre></div></div> <hr size="1"><address style="text-align: right;"><small>Generated on Wed Jun 3 18:35:14 2009 for VTK by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address> </body> </html>