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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>Qwt User's Guide: qwt_math.cpp 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 1.4.6 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> </ul></div><h1>qwt_math.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************</span><a name="l00002"></a>00002 <span class="comment"> * Qwt Widget Library</span><a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 1997 Josef Wilgen</span><a name="l00004"></a>00004 <span class="comment"> * Copyright (C) 2002 Uwe Rathmann</span><a name="l00005"></a>00005 <span class="comment"> * </span><a name="l00006"></a>00006 <span class="comment"> * This library is free software; you can redistribute it and/or</span><a name="l00007"></a>00007 <span class="comment"> * modify it under the terms of the Qwt License, Version 1.0</span><a name="l00008"></a>00008 <span class="comment"> *****************************************************************************/</span><a name="l00009"></a>00009 <a name="l00010"></a>00010 <span class="comment">// vim: expandtab</span><a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="preprocessor">#include "qwt_math.h"</span><a name="l00013"></a>00013 <a name="l00019"></a>00019 <span class="keywordtype">double</span> qwtGetMin(<span class="keyword">const</span> <span class="keywordtype">double</span> *array, <span class="keywordtype">int</span> size)<a name="l00020"></a>00020 {<a name="l00021"></a>00021 <span class="keywordflow">if</span> (size <= 0)<a name="l00022"></a>00022 <span class="keywordflow">return</span> 0.0;<a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="keywordtype">double</span> rv = array[0];<a name="l00025"></a>00025 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < size; i++)<a name="l00026"></a>00026 rv = qwtMin(rv, array[i]);<a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="keywordflow">return</span> rv;<a name="l00029"></a>00029 }<a name="l00030"></a>00030 <a name="l00031"></a>00031 <a name="l00037"></a>00037 <span class="keywordtype">double</span> qwtGetMax(<span class="keyword">const</span> <span class="keywordtype">double</span> *array, <span class="keywordtype">int</span> size)<a name="l00038"></a>00038 {<a name="l00039"></a>00039 <span class="keywordflow">if</span> (size <= 0)<a name="l00040"></a>00040 <span class="keywordflow">return</span> 0.0;<a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="keywordtype">double</span> rv = array[0];<a name="l00043"></a>00043 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 1; i < size; i++)<a name="l00044"></a>00044 rv = qwtMax(rv, array[i]);<a name="l00045"></a>00045 <a name="l00046"></a>00046 <span class="keywordflow">return</span> rv;<a name="l00047"></a>00047 }</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Feb 26 21:22:37 2007 for Qwt User's Guide by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.4.6 </small></address></body></html>⌨️ 快捷键说明
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