<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>DSDP: src/solver/dsdpschurmatadd.c Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.7.4 -->
<div id="top">
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">DSDP</div>
</td>
</tr>
</tbody>
</table>
</div>
<div id="navrow1" class="tabs">
<ul class="tablist">
<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="modules.html"><span>Modules</span></a></li>
<li><a href="annotated.html"><span>Data Structures</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
<li><a href="dirs.html"><span>Directories</span></a></li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>Globals</span></a></li>
</ul>
</div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_23046874d7fed141927c769a66d8e3a5.html">src</a> </li>
<li class="navelem"><a class="el" href="dir_03c647d51c93e018646ff83aa2eeb169.html">solver</a> </li>
</ul>
</div>
</div>
<div class="header">
<div class="headertitle">
<div class="title">dsdpschurmatadd.c</div> </div>
</div>
<div class="contents">
<a href="dsdpschurmatadd_8c.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#include "<a class="code" href="dsdpschurmat__impl_8h.html" title="Function pointers that a Schur complement matrix (dense, sparse, parallel dense) must provide...">dsdpschurmat_impl.h</a>"</span>
<a name="l00002"></a>00002 <span class="preprocessor">#include "<a class="code" href="dsdpschurmat_8h.html" title="Methods of a Schur Matrix.">dsdpschurmat.h</a>"</span>
<a name="l00003"></a>00003 <span class="preprocessor">#include "<a class="code" href="dsdpbasictypes_8h.html" title="Solver, solution types, termination codes,.">dsdpbasictypes.h</a>"</span>
<a name="l00004"></a>00004 <span class="preprocessor">#include "<a class="code" href="dsdpsys_8h.html" title="Error handling, printing, and profiling.">dsdpsys.h</a>"</span>
<a name="l00005"></a>00005
<a name="l00011"></a>00011 <span class="preprocessor">#define DSDPNoOperationError(a); { DSDPSETERR1(10,"Schur matrix type: %s, Operation not defined\n",(a).dsdpops->matname); }</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span><span class="preprocessor">#define DSDPChkMatError(a,b); { if (b){ DSDPSETERR1(b,"Schur matrix type: %s,\n",(a).dsdpops->matname);} }</span>
<a name="l00013"></a>00013 <span class="preprocessor"></span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatRowColumnScaling"</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span>
<a name="l00033"></a><a class="code" href="dsdpschurmatadd_8c.html#a828457aa5d9ae33d218fcd651febdb9e">00033</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#ac898fbdcd22765401a81682609dc897c" title="Get the scaling and nonzero pattern of each column in this row of the matrix.">DSDPSchurMatRowColumnScaling</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M,<span class="keywordtype">int</span> row, <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> V, <span class="keywordtype">int</span> *nzcols){
<a name="l00034"></a>00034 <span class="keywordtype">int</span> info,m;
<a name="l00035"></a>00035 <span class="keywordtype">double</span> *cols,r=M.schur->r;
<a name="l00036"></a>00036 <a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65" title="Boolean variables.">DSDPTruth</a> flag;
<a name="l00037"></a>00037 DSDPFunctionBegin;
<a name="l00038"></a>00038 info=DSDPVecSet(0.0,V);DSDPCHKERR(info);
<a name="l00039"></a>00039 info=DSDPVecGetSize(V,&m);DSDPCHKERR(info);
<a name="l00040"></a>00040 <span class="keywordflow">if</span> (row==0){info=DSDPVecZero(V);DSDPCHKERR(info);*nzcols=0;}
<a name="l00041"></a>00041 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (row==m-1){
<a name="l00042"></a>00042 info=DSDPVecZero(V);DSDPCHKERR(info);*nzcols=0;
<a name="l00043"></a>00043 <span class="keywordflow">if</span> (r){info=DSDPVecSetR(V,1.0);DSDPCHKERR(info);*nzcols=1;}
<a name="l00044"></a>00044 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (M.dsdpops->matrownonzeros){
<a name="l00045"></a>00045 info=DSDPVecGetSize(V,&m);DSDPCHKERR(info);
<a name="l00046"></a>00046 info=DSDPVecGetArray(V,&cols);DSDPCHKERR(info);
<a name="l00047"></a>00047 info=(M.dsdpops->matrownonzeros)(M.data,row-1,cols+1,nzcols,m-2); DSDPChkMatError(M,info);
<a name="l00048"></a>00048 info=DSDPVecRestoreArray(V,&cols);DSDPCHKERR(info);
<a name="l00049"></a>00049 info=DSDPZeroFixedVariables(M,V);DSDPCHKERR(info);
<a name="l00050"></a>00050 info=DSDPVecSetC(V,0.0);DSDPCHKERR(info);
<a name="l00051"></a>00051 <span class="keywordflow">if</span> (r){info=DSDPVecSetR(V,1.0);DSDPCHKERR(info);}
<a name="l00052"></a>00052 info=DSDPIsFixed(M,row,&flag);DSDPCHKERR(info);
<a name="l00053"></a>00053 <span class="keywordflow">if</span> (flag==<a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65ae6b2e53e51e94a5fa7204ceac78f824f">DSDP_TRUE</a>&&*nzcols>0){info=DSDPVecZero(V);*nzcols=0;DSDPFunctionReturn(0);}
<a name="l00054"></a>00054 } <span class="keywordflow">else</span> {
<a name="l00055"></a>00055 DSDPNoOperationError(M);
<a name="l00056"></a>00056 }
<a name="l00057"></a>00057
<a name="l00058"></a>00058 DSDPFunctionReturn(0);
<a name="l00059"></a>00059 }
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatAddRow"</span>
<a name="l00063"></a>00063 <span class="preprocessor"></span>
<a name="l00076"></a><a class="code" href="dsdpschurmatadd_8c.html#a839750fa35559be132ddc69bd0b188d6">00076</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#af719c02885dbf6f831e92e8f83ffa0b5" title="Add elements to a row of the Schur matrix.">DSDPSchurMatAddRow</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">int</span> row, <span class="keywordtype">double</span> alpha, <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> R){
<a name="l00077"></a>00077 <span class="keywordtype">int</span> info,j,m;
<a name="l00078"></a>00078 <span class="keywordtype">double</span> *v,rr,dd=1e-1*M.schur->dd;
<a name="l00079"></a>00079 <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> rhs3=M.schur->rhs3;
<a name="l00080"></a>00080 <a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65" title="Boolean variables.">DSDPTruth</a> flag;
<a name="l00081"></a>00081 DSDPFunctionBegin;
<a name="l00082"></a>00082 info=DSDPVecGetSize(R,&m); DSDPCHKERR(info);
<a name="l00083"></a>00083 <span class="keywordflow">if</span> (row==0){
<a name="l00084"></a>00084 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (row==m-1){
<a name="l00085"></a>00085 info=DSDPVecGetR(R,&rr);DSDPCHKERR(info);
<a name="l00086"></a>00086 info=DSDPVecAddR(rhs3,alpha*rr);DSDPCHKERR(info);
<a name="l00087"></a>00087 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (M.dsdpops->mataddrow){
<a name="l00088"></a>00088 info=DSDPVecGetArray(R,&v); DSDPCHKERR(info);
<a name="l00089"></a>00089 <span class="comment">/* v[row]=DSDPMax(0,v[row]); v[row]+=1.0e-15; */</span>
<a name="l00090"></a>00090 <span class="keywordflow">for</span> (j=0;j<m;j++){ <span class="keywordflow">if</span> (fabs(v[j]) < 1e-25 && row!=j){ v[j]=0.0;} }
<a name="l00091"></a>00091 v[row]*=(1.0+dd);
<a name="l00092"></a>00092 info=DSDPZeroFixedVariables(M,R);DSDPCHKERR(info);
<a name="l00093"></a>00093 info=DSDPIsFixed(M,row,&flag);DSDPCHKERR(info);
<a name="l00094"></a>00094 <span class="keywordflow">if</span> (flag==<a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65ae6b2e53e51e94a5fa7204ceac78f824f">DSDP_TRUE</a>){info=DSDPVecSetBasis(R,row);DSDPCHKERR(info);}
<a name="l00095"></a>00095 info=(M.dsdpops->mataddrow)(M.data,row-1,alpha,v+1,m-2); DSDPChkMatError(M,info);
<a name="l00096"></a>00096 info=DSDPVecRestoreArray(R,&v); DSDPCHKERR(info);
<a name="l00097"></a>00097 info=DSDPVecGetR(R,&rr); DSDPCHKERR(info);
<a name="l00098"></a>00098 info=DSDPVecAddElement(rhs3,row,alpha*rr); DSDPCHKERR(info);
<a name="l00099"></a>00099 } <span class="keywordflow">else</span> {
<a name="l00100"></a>00100 DSDPNoOperationError(M);
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102 DSDPFunctionReturn(0);
<a name="l00103"></a>00103 }
<a name="l00104"></a>00104
<a name="l00105"></a>00105 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatVariableCompute"</span>
<a name="l00107"></a>00107 <span class="preprocessor"></span>
<a name="l00120"></a><a class="code" href="dsdpschurmatadd_8c.html#a1b86d477039f35114ebdb27f74d4fd0a">00120</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#aa882207cc05ef20b3ee13203d38d39ef" title="Determine with the cone should compute this diagonal element of M and RHS.">DSDPSchurMatVariableCompute</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">int</span> row, <span class="keywordtype">double</span> *rcv){
<a name="l00121"></a>00121 <span class="keywordtype">int</span> info,m,dd=1;
<a name="l00122"></a>00122 <span class="keywordtype">double</span> r=M.schur->r;
<a name="l00123"></a>00123 <a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65" title="Boolean variables.">DSDPTruth</a> flag;
<a name="l00124"></a>00124 DSDPFunctionBegin;
<a name="l00125"></a>00125 info=DSDPVecGetSize(M.schur->rhs3,&m);
<a name="l00126"></a>00126 <span class="keywordflow">if</span> (row==0){ *rcv=0.0;
<a name="l00127"></a>00127 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (row==m-1){
<a name="l00128"></a>00128 <span class="keywordflow">if</span> (r){*rcv=1.0;}
<a name="l00129"></a>00129 <span class="keywordflow">else</span> {*rcv=0.0;}
<a name="l00130"></a>00130 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (M.dsdpops->pmatonprocessor){
<a name="l00131"></a>00131 info=(M.dsdpops->pmatonprocessor)(M.data,row-1,&dd); DSDPChkMatError(M,info);
<a name="l00132"></a>00132 <span class="keywordflow">if</span> (dd){*rcv=1.0;} <span class="keywordflow">else</span> {*rcv=0;}
<a name="l00133"></a>00133 } <span class="keywordflow">else</span> {
<a name="l00134"></a>00134 info=<a class="code" href="dsdpschurmat_8c.html#a8d6a10df0c60e0c2721b93839bc0ded8" title="Determine whether M is computed in parallel.">DSDPSchurMatInParallel</a>(M,&flag);DSDPChkMatError(M,info);
<a name="l00135"></a>00135 <span class="keywordflow">if</span> (flag==<a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65a74385569aa7a59059a8847e2d39b754c">DSDP_FALSE</a>){ *rcv=1.0;
<a name="l00136"></a>00136 } <span class="keywordflow">else</span> {
<a name="l00137"></a>00137 DSDPNoOperationError(M);
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140 DSDPFunctionReturn(0);
<a name="l00141"></a>00141 }
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00144"></a>00144 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatAddDiagonalElement"</span>
<a name="l00145"></a>00145 <span class="preprocessor"></span>
<a name="l00157"></a><a class="code" href="dsdpschurmatadd_8c.html#a7767fce1c15c65da73143d1e5a790996">00157</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#ae445255840bfecf632d7b6d0fd5042b8" title="Determine with the cone should compute this diagonal element of M and RHS.">DSDPSchurMatAddDiagonalElement</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">int</span> row, <span class="keywordtype">double</span> dd){
<a name="l00158"></a>00158 <span class="keywordtype">int</span> info,m;
<a name="l00159"></a>00159 <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> rhs3=M.schur->rhs3;
<a name="l00160"></a>00160 DSDPFunctionBegin;
<a name="l00161"></a>00161 info=DSDPVecGetSize(rhs3,&m);DSDPCHKERR(info);
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (dd==0){
<a name="l00163"></a>00163 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (row==0){
<a name="l00164"></a>00164 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (row==m-1){info=DSDPVecAddR(rhs3,dd);
<a name="l00165"></a>00165 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (M.dsdpops->mataddelement){
<a name="l00166"></a>00166 info=(M.dsdpops->mataddelement)(M.data,row-1,dd); DSDPChkMatError(M,info);
<a name="l00167"></a>00167 } <span class="keywordflow">else</span> {
<a name="l00168"></a>00168 DSDPNoOperationError(M);
<a name="l00169"></a>00169 }
<a name="l00170"></a>00170 DSDPFunctionReturn(0);
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172
<a name="l00173"></a>00173 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00174"></a>00174 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatVariableComputeR"</span>
<a name="l00175"></a>00175 <span class="preprocessor"></span>
<a name="l00181"></a><a class="code" href="dsdpschurmatadd_8c.html#a5dcf6084a106144993fa2c3284cd9c7d">00181</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#adcaec90d4c5143f727ab219974c1e465" title="Add an element to the Schur matrix correponding the variable r.">DSDPSchurMatVariableComputeR</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">double</span> *rcv){
<a name="l00182"></a>00182 DSDPFunctionBegin;
<a name="l00183"></a>00183 *rcv=0.0;
<a name="l00184"></a>00184 <span class="keywordflow">if</span> (M.schur->r) *rcv=1.0;
<a name="l00185"></a>00185 DSDPFunctionReturn(0);
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187
<a name="l00188"></a>00188
<a name="l00189"></a>00189 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00190"></a>00190 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatAddR"</span>
<a name="l00191"></a>00191 <span class="preprocessor"></span>
<a name="l00198"></a><a class="code" href="dsdpschurmatadd_8c.html#af945de45d248acda03cab63c9b6b13ca">00198</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#a22e5445e2278117b9d34b1ed0f134880" title="Add an element to the Schur matrix correponding the variable r.">DSDPSchurMatAddR</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">int</span> row, <span class="keywordtype">double</span> dd){
<a name="l00199"></a>00199 <span class="keywordtype">int</span> info;
<a name="l00200"></a>00200 DSDPFunctionBegin;
<a name="l00201"></a>00201 <span class="keywordflow">if</span> (dd==0){DSDPFunctionReturn(0);}
<a name="l00202"></a>00202 info=DSDPVecAddElement(M.schur->rhs3,row,dd);DSDPCHKERR(info);
<a name="l00203"></a>00203 DSDPFunctionReturn(0);
<a name="l00204"></a>00204 }
<a name="l00205"></a>00205
<a name="l00206"></a>00206 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00207"></a>00207 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatVariableComputeC"</span>
<a name="l00208"></a>00208 <span class="preprocessor"></span><span class="keywordtype">int</span> DSDPSchurMatVariableComputeC(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">double</span> *rcv){
<a name="l00209"></a>00209 DSDPFunctionBegin;
<a name="l00210"></a>00210 *rcv=0.0;
<a name="l00211"></a>00211 DSDPFunctionReturn(0);
<a name="l00212"></a>00212 }
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00215"></a>00215 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatAddC"</span>
<a name="l00216"></a>00216 <span class="preprocessor"></span><span class="keywordtype">int</span> DSDPSchurMatAddC(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <span class="keywordtype">int</span> row, <span class="keywordtype">double</span> dd){
<a name="l00217"></a>00217 DSDPFunctionBegin;
<a name="l00218"></a>00218 DSDPFunctionReturn(0);
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220
<a name="l00221"></a>00221 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00222"></a>00222 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatDiagonalScaling"</span>
<a name="l00223"></a>00223 <span class="preprocessor"></span>
<a name="l00235"></a><a class="code" href="dsdpschurmatadd_8c.html#a706e2e0682c610e7fa2050c7ad12d501">00235</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#afa6d59fd28e2666d6fbeae8abf370dda" title="Get the scaling and nonzero pattern of each diagonal element of the matrix.">DSDPSchurMatDiagonalScaling</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> D){
<a name="l00236"></a>00236 <span class="keywordtype">int</span> m,info;
<a name="l00237"></a>00237 <span class="keywordtype">double</span> *vars;
<a name="l00238"></a>00238 <a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65" title="Boolean variables.">DSDPTruth</a> flag;
<a name="l00239"></a>00239 DSDPFunctionBegin;
<a name="l00240"></a>00240 info=DSDPVecSet(1.0,D);DSDPCHKERR(info);
<a name="l00241"></a>00241 info=DSDPVecGetSize(D,&m);DSDPCHKERR(info);
<a name="l00242"></a>00242 <span class="keywordflow">if</span> (M.dsdpops->pmatlocalvariables){
<a name="l00243"></a>00243 info=DSDPVecGetArray(D,&vars);DSDPCHKERR(info);
<a name="l00244"></a>00244 info=(M.dsdpops->pmatlocalvariables)(M.data,vars+1,m-2); DSDPChkMatError(M,info);
<a name="l00245"></a>00245 info=DSDPVecRestoreArray(D,&vars);DSDPCHKERR(info);
<a name="l00246"></a>00246 } <span class="keywordflow">else</span> {
<a name="l00247"></a>00247 info=<a class="code" href="dsdpschurmat_8c.html#a8d6a10df0c60e0c2721b93839bc0ded8" title="Determine whether M is computed in parallel.">DSDPSchurMatInParallel</a>(M,&flag);DSDPChkMatError(M,info);
<a name="l00248"></a>00248 <span class="keywordflow">if</span> (flag==<a class="code" href="dsdpbasictypes_8h.html#ae667f2bff3ab5ab0bc109fa76dc4ed65ae6b2e53e51e94a5fa7204ceac78f824f">DSDP_TRUE</a>){
<a name="l00249"></a>00249 DSDPNoOperationError(M);
<a name="l00250"></a>00250 }
<a name="l00251"></a>00251 }
<a name="l00252"></a>00252 info=DSDPVecSetC(D,0.0);DSDPCHKERR(info);
<a name="l00253"></a>00253 <span class="keywordflow">if</span> (M.schur->r==0){info=DSDPVecSetR(D,0.0);DSDPCHKERR(info);}
<a name="l00254"></a>00254 info=DSDPZeroFixedVariables(M,D);DSDPCHKERR(info);
<a name="l00255"></a>00255 DSDPFunctionReturn(0);
<a name="l00256"></a>00256 }
<a name="l00257"></a>00257
<a name="l00258"></a>00258 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00259"></a>00259 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSchurMatAddDiagonal"</span>
<a name="l00260"></a>00260 <span class="preprocessor"></span>
<a name="l00272"></a><a class="code" href="dsdpschurmatadd_8c.html#acf90da350134bd7b33b4ce0a0605faa8">00272</a> <span class="keywordtype">int</span> <a class="code" href="dsdpschurmat_8h.html#a1d4c2d546c94985883abe1e4ad9173a6" title="Add elements to a row of the Schur matrix.">DSDPSchurMatAddDiagonal</a>(<a class="code" href="structDSDPSchurMat__C.html" title="Schur complement matrix whose solution is the Newton direction.">DSDPSchurMat</a> M, <a class="code" href="dsdpvec_8h.html#a421243d35437ad44ded3c1e34198e8e9" title="This object hold m+2 variables: a scaling of C, the y variables, and r.">DSDPVec</a> D){
<a name="l00273"></a>00273 <span class="keywordtype">int</span> m,info;
<a name="l00274"></a>00274 <span class="keywordtype">double</span> *dd;
<a name="l00275"></a>00275 DSDPFunctionBegin;
<a name="l00276"></a>00276 <span class="keywordflow">if</span> (M.dsdpops->matadddiagonal){
<a name="l00277"></a>00277 info=DSDPZeroFixedVariables(M,D);DSDPCHKERR(info);
<a name="l00278"></a>00278 info=DSDPVecGetSize(D,&m); DSDPCHKERR(info);
<a name="l00279"></a>00279 info=DSDPVecGetArray(D,&dd); DSDPCHKERR(info);
<a name="l00280"></a>00280 info=(M.dsdpops->matadddiagonal)(M.data,dd+1,m-2); DSDPChkMatError(M,info);
<a name="l00281"></a>00281 info=DSDPVecAddR(M.schur->rhs3,dd[m-1]);DSDPCHKERR(info);
<a name="l00282"></a>00282 info=DSDPVecRestoreArray(D,&dd); DSDPCHKERR(info);
<a name="l00283"></a>00283 } <span class="keywordflow">else</span> {
<a name="l00284"></a>00284 DSDPNoOperationError(M);
<a name="l00285"></a>00285 }
<a name="l00286"></a>00286 DSDPFunctionReturn(0);
<a name="l00287"></a>00287 }
<a name="l00288"></a>00288
<a name="l00289"></a>00289
</pre></div></div>
</div>
<hr class="footer"/><address class="footer"><small>Generated on Wed Jun 8 2011 for DSDP by 
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address>
</body>
</html>
