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<div class="title">numchol.h</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include <stdio.h></span>
<a name="l00002"></a>00002 <span class="preprocessor">#include <stdlib.h></span>
<a name="l00003"></a>00003 <span class="preprocessor">#include <math.h></span>
<a name="l00004"></a>00004 <span class="preprocessor">#include <string.h></span>
<a name="l00005"></a>00005
<a name="l00006"></a>00006 <span class="keyword">typedef</span> <span class="keyword">enum</span> {
<a name="l00007"></a>00007 CfcOk=0,
<a name="l00008"></a>00008 CfcSpace, <span class="comment">/* fail to allocate required space */</span>
<a name="l00009"></a>00009 CfcIndef <span class="comment">/* indefinity is detected */</span>
<a name="l00010"></a>00010 } cfc_sta;
<a name="l00011"></a>00011
<a name="l00012"></a>00012 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00013"></a>00013 <span class="keywordtype">int</span> mrow; <span class="comment">/* number of rows allocated */</span>
<a name="l00014"></a>00014 <span class="keywordtype">int</span> nrow; <span class="comment">/* number of rows used */</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="keywordtype">int</span> snnz; <span class="comment">/* number of indices for nonzeros in S */</span>
<a name="l00017"></a>00017 <span class="keywordtype">int</span> *shead; <span class="comment">/* position of first nonzero in row i of S */</span>
<a name="l00018"></a>00018 <span class="keywordtype">int</span> *ssize; <span class="comment">/* number of non-zeros in row i of S below */</span>
<a name="l00019"></a>00019 <span class="comment">/* the diagonal */</span>
<a name="l00020"></a>00020 <span class="keywordtype">int</span> *ssub; <span class="comment">/* column index buffer for non-zeros in S */</span>
<a name="l00021"></a>00021 <span class="keywordtype">double</span> *diag; <span class="comment">/* diagonal matrix D in the factorization */</span>
<a name="l00022"></a>00022 <span class="keywordtype">double</span> *sqrtdiag;<span class="comment">/* sqrt o diagonal matrix D in the factorization */</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keywordtype">int</span> unnz; <span class="comment">/* number of nonzeros in the upper factor */</span>
<a name="l00025"></a>00025 <span class="keywordtype">int</span> ujnz; <span class="comment">/* number of column indices in the compressed */</span>
<a name="l00026"></a>00026 <span class="comment">/* indices buffer ujsub */</span>
<a name="l00027"></a>00027 <span class="keywordtype">int</span> *ujbeg; <span class="comment">/* beginning position of indices in row i of U */</span>
<a name="l00028"></a>00028 <span class="keywordtype">int</span> *uhead; <span class="comment">/* position of first nonzero in row i of U */</span>
<a name="l00029"></a>00029 <span class="keywordtype">int</span> *ujsze; <span class="comment">/* number of indices in row i of U */</span>
<a name="l00030"></a>00030 <span class="keywordtype">int</span> *usub; <span class="comment">/* compressed column index buffer of U */</span>
<a name="l00031"></a>00031 <span class="keywordtype">double</span> *uval; <span class="comment">/* nonzero values in factor U */</span>
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keywordtype">int</span> *perm; <span class="comment">/* permutation order */</span>
<a name="l00034"></a>00034 <span class="keywordtype">int</span> *invp; <span class="comment">/* inverse order of perm */</span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keywordtype">int</span> nsnds; <span class="comment">/* number of supernodes */</span>
<a name="l00037"></a>00037 <span class="keywordtype">int</span> *subg; <span class="comment">/* index of the first column in supernode i */</span>
<a name="l00038"></a>00038 <span class="keywordtype">int</span> ndens; <span class="comment">/* numer of dense rows */</span>
<a name="l00039"></a>00039 <span class="keywordtype">int</span> nsndn; <span class="comment">/* number supernodes in dense rows */</span>
<a name="l00040"></a>00040 <span class="keywordtype">int</span> *dhead; <span class="comment">/* pointer first column in each dense row */</span>
<a name="l00041"></a>00041 <span class="keywordtype">int</span> *dsub; <span class="comment">/* indices in dense rows */</span>
<a name="l00042"></a>00042 <span class="keywordtype">int</span> *dbeg; <span class="comment">/* beginning of column index */</span>
<a name="l00043"></a>00043 <span class="keywordtype">int</span> sdens; <span class="comment">/* separate dense row */</span>
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="keywordtype">int</span> alldense;
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keywordtype">double</span> tolpiv;
<a name="l00048"></a>00048 <span class="keywordtype">int</span> cachesize;
<a name="l00049"></a>00049 <span class="keywordtype">int</span> cacheunit;
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="comment">/* New */</span>
<a name="l00052"></a>00052 <span class="keywordtype">int</span> n;
<a name="l00053"></a>00053 <span class="keywordtype">int</span> *iw;
<a name="l00054"></a>00054 <span class="keywordtype">double</span> *rw;
<a name="l00055"></a>00055 <span class="keywordtype">int</span> factor;
<a name="l00056"></a>00056 } chfac;
<a name="l00057"></a>00057
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00060"></a>00060 <span class="keywordtype">int</span> idep;
<a name="l00061"></a>00061 <span class="keywordtype">int</span> last;
<a name="l00062"></a>00062 <span class="keywordtype">int</span> most;
<a name="l00063"></a>00063 <span class="keywordtype">int</span> cure;
<a name="l00064"></a>00064 <span class="keywordtype">int</span> loca;
<a name="l00065"></a>00065 <span class="keywordtype">int</span> lowp;
<a name="l00066"></a>00066 <span class="keywordtype">int</span> ntot;
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="keywordtype">int</span> *head;
<a name="l00069"></a>00069 <span class="keywordtype">int</span> *port;
<a name="l00070"></a>00070 <span class="keywordtype">int</span> *fwrd;
<a name="l00071"></a>00071 <span class="keywordtype">int</span> *bwrd;
<a name="l00072"></a>00072 } xlist;
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <span class="keyword">typedef</span> <span class="keyword">struct </span>{
<a name="l00075"></a>00075 <span class="keywordtype">int</span> nnod;
<a name="l00076"></a>00076 <span class="keywordtype">int</span> nn0;
<a name="l00077"></a>00077 <span class="keywordtype">int</span> raft;
<a name="l00078"></a>00078 <span class="keywordtype">int</span> head;
<a name="l00079"></a>00079 <span class="keywordtype">int</span> last;
<a name="l00080"></a>00080 <span class="keywordtype">int</span> ntot;
<a name="l00081"></a>00081
<a name="l00082"></a>00082 <span class="keywordtype">int</span> *adjn;
<a name="l00083"></a>00083 <span class="keywordtype">int</span> *rbeg;
<a name="l00084"></a>00084 <span class="keywordtype">int</span> *rexs;
<a name="l00085"></a>00085 <span class="keywordtype">int</span> *rlen;
<a name="l00086"></a>00086 <span class="keywordtype">int</span> *rend;
<a name="l00087"></a>00087 <span class="keywordtype">int</span> *pres;
<a name="l00088"></a>00088 <span class="keywordtype">int</span> *succ;
<a name="l00089"></a>00089 } order;
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keyword">typedef</span> <span class="keyword">enum</span> {
<a name="l00092"></a>00092 OptFound=0,
<a name="l00093"></a>00093 SysError=100,
<a name="l00094"></a>00094 OutOfSpc,CholErr
<a name="l00095"></a>00095 } xcode;
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="preprocessor">#if !defined (min)</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span><span class="preprocessor">#define min(a,b) ((a <= b)? (a) : (b))</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00100"></a>00100 <span class="preprocessor"></span><span class="preprocessor">#if !defined (max)</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span><span class="preprocessor">#define max(a,b) ((a >= b)? (a) : (b))</span>
<a name="l00102"></a>00102 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span><span class="preprocessor">#if !defined (sign)</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span><span class="preprocessor">#define sign(a) ((a<0)? (-1) : (1))</span>
<a name="l00105"></a>00105 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span><span class="preprocessor">#if !defined (TRUE)</span>
<a name="l00107"></a>00107 <span class="preprocessor"></span><span class="preprocessor">#define TRUE 1</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00109"></a>00109 <span class="preprocessor"></span><span class="preprocessor">#if !defined (FALSE)</span>
<a name="l00110"></a>00110 <span class="preprocessor"></span><span class="preprocessor">#define FALSE 0</span>
<a name="l00111"></a>00111 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00112"></a>00112 <span class="preprocessor"></span>
<a name="l00113"></a>00113 <span class="preprocessor">#include "sdpfun.h"</span>
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