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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>SuperLU: SRC/old_colamd.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 1.4.6 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li id="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul></div><h1>SRC/old_colamd.h</h1><a href="old__colamd_8h.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">/* === colamd prototypes and definitions ==================================== */</span><a name="l00003"></a>00003 <span class="comment">/* ========================================================================== */</span><a name="l00004"></a>00004 <a name="l00005"></a>00005 <span class="comment">/*</span><a name="l00006"></a>00006 <span class="comment"> This is the colamd include file,</span><a name="l00007"></a>00007 <span class="comment"></span><a name="l00008"></a>00008 <span class="comment"> http://www.cise.ufl.edu/~davis/colamd/colamd.h</span><a name="l00009"></a>00009 <span class="comment"></span><a name="l00010"></a>00010 <span class="comment"> for use in the colamd.c, colamdmex.c, and symamdmex.c files located at</span><a name="l00011"></a>00011 <span class="comment"></span><a name="l00012"></a>00012 <span class="comment"> http://www.cise.ufl.edu/~davis/colamd/</span><a name="l00013"></a>00013 <span class="comment"></span><a name="l00014"></a>00014 <span class="comment"> See those files for a description of colamd and symamd, and for the</span><a name="l00015"></a>00015 <span class="comment"> copyright notice, which also applies to this file.</span><a name="l00016"></a>00016 <span class="comment"></span><a name="l00017"></a>00017 <span class="comment"> August 3, 1998. Version 1.0.</span><a name="l00018"></a>00018 <span class="comment">*/</span><a name="l00019"></a>00019 <a name="l00020"></a>00020 <span class="comment">/* ========================================================================== */</span><a name="l00021"></a>00021 <span class="comment">/* === Definitions ========================================================== */</span><a name="l00022"></a>00022 <span class="comment">/* ========================================================================== */</span><a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="comment">/* size of the knobs [ ] array. Only knobs [0..1] are currently used. */</span><a name="l00025"></a><a class="code" href="old__colamd_8h.html#e92bb10d09f7cd004f07d1baddf90548">00025</a> <span class="preprocessor">#define COLAMD_KNOBS 20</span><a name="l00026"></a>00026 <span class="preprocessor"></span><a name="l00027"></a>00027 <span class="comment">/* number of output statistics. Only A [0..2] are currently used. */</span><a name="l00028"></a><a class="code" href="old__colamd_8h.html#411703fc0a994b83ec0e00df1abfc0f7">00028</a> <span class="preprocessor">#define COLAMD_STATS 20</span><a name="l00029"></a>00029 <span class="preprocessor"></span><a name="l00030"></a>00030 <span class="comment">/* knobs [0] and A [0]: dense row knob and output statistic. */</span><a name="l00031"></a><a class="code" href="old__colamd_8h.html#45a417439d08823fa620ca00d834dd61">00031</a> <span class="preprocessor">#define COLAMD_DENSE_ROW 0</span><a name="l00032"></a>00032 <span class="preprocessor"></span><a name="l00033"></a>00033 <span class="comment">/* knobs [1] and A [1]: dense column knob and output statistic. */</span><a name="l00034"></a><a class="code" href="old__colamd_8h.html#f92de54efdec91d7ab64e7bec07eb12c">00034</a> <span class="preprocessor">#define COLAMD_DENSE_COL 1</span><a name="l00035"></a>00035 <span class="preprocessor"></span><a name="l00036"></a>00036 <span class="comment">/* A [2]: memory defragmentation count output statistic */</span><a name="l00037"></a><a class="code" href="old__colamd_8h.html#babfabfa19364ec563aa9c15bcc9714e">00037</a> <span class="preprocessor">#define COLAMD_DEFRAG_COUNT 2</span><a name="l00038"></a>00038 <span class="preprocessor"></span><a name="l00039"></a>00039 <span class="comment">/* A [3]: whether or not the input columns were jumbled or had duplicates */</span><a name="l00040"></a><a class="code" href="old__colamd_8h.html#fb259f1c47f0a5c0df0d5c51043419c7">00040</a> <span class="preprocessor">#define COLAMD_JUMBLED_COLS 3</span><a name="l00041"></a>00041 <span class="preprocessor"></span><a name="l00042"></a>00042 <span class="comment">/* ========================================================================== */</span><a name="l00043"></a>00043 <span class="comment">/* === Prototypes of user-callable routines ================================= */</span><a name="l00044"></a>00044 <span class="comment">/* ========================================================================== */</span><a name="l00045"></a>00045 <a name="l00046"></a>00046 <span class="keywordtype">int</span> <a class="code" href="colamd_8c.html#ac7214b99bcf4db1b13547521367817f">colamd_recommended</a> <span class="comment">/* returns recommended value of Alen */</span><a name="l00047"></a>00047 (<a name="l00048"></a>00048 <span class="keywordtype">int</span> nnz, <span class="comment">/* nonzeros in A */</span><a name="l00049"></a>00049 <span class="keywordtype">int</span> n_row, <span class="comment">/* number of rows in A */</span><a name="l00050"></a>00050 <span class="keywordtype">int</span> n_col <span class="comment">/* number of columns in A */</span><a name="l00051"></a>00051 ) ;<a name="l00052"></a>00052 <a name="l00053"></a>00053 <span class="keywordtype">void</span> <a class="code" href="colamd_8c.html#cd15277a8a063dd0586e280004a92c89">colamd_set_defaults</a> <span class="comment">/* sets default parameters */</span><a name="l00054"></a>00054 ( <span class="comment">/* knobs argument is modified on output */</span><a name="l00055"></a>00055 <span class="keywordtype">double</span> knobs [<a class="code" href="colamd_8h.html#e92bb10d09f7cd004f07d1baddf90548">COLAMD_KNOBS</a>] <span class="comment">/* parameter settings for colamd */</span><a name="l00056"></a>00056 ) ;<a name="l00057"></a>00057 <a name="l00058"></a>00058 <span class="keywordtype">int</span> <a class="code" href="colamd_8c.html#4ace2482b681af56de48dd3ba8971baf">colamd</a> <span class="comment">/* returns TRUE if successful, FALSE otherwise*/</span><a name="l00059"></a>00059 ( <span class="comment">/* A and p arguments are modified on output */</span><a name="l00060"></a>00060 <span class="keywordtype">int</span> n_row, <span class="comment">/* number of rows in A */</span><a name="l00061"></a>00061 <span class="keywordtype">int</span> n_col, <span class="comment">/* number of columns in A */</span><a name="l00062"></a>00062 <span class="keywordtype">int</span> Alen, <span class="comment">/* size of the array A */</span><a name="l00063"></a>00063 <span class="keywordtype">int</span> A [], <span class="comment">/* row indices of A, of size Alen */</span><a name="l00064"></a>00064 <span class="keywordtype">int</span> p [], <span class="comment">/* column pointers of A, of size n_col+1 */</span><a name="l00065"></a>00065 <span class="keywordtype">double</span> knobs [<a class="code" href="colamd_8h.html#e92bb10d09f7cd004f07d1baddf90548">COLAMD_KNOBS</a>] <span class="comment">/* parameter settings for colamd */</span><a name="l00066"></a>00066 ) ;<a name="l00067"></a>00067 </pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Aug 1 22:40:39 2008 for SuperLU 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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