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<div class="title">dsdpsetoptions.c</div> </div>
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<a href="dsdpsetoptions_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="dsdp5_8h.html" title="The API to DSDP for those applications using DSDP as a subroutine library.">dsdp5.h</a>"</span>
<a name="l00006"></a>00006 <span class="comment">/*</span>
<a name="l00007"></a>00007 <span class="comment"> static char[] ZGAPTOL="-gaptol";</span>
<a name="l00008"></a>00008 <span class="comment"> static char[] ZPRINT="-print";</span>
<a name="l00009"></a>00009 <span class="comment"> static char[] ZPENALTY="-penalty";</span>
<a name="l00010"></a>00010 <span class="comment"> static char[] ZBIGM="-bigM";</span>
<a name="l00011"></a>00011 <span class="comment"> static char[] ZMAXIT="-maxit";</span>
<a name="l00012"></a>00012 <span class="comment"> static char[] ZR0="-r0";</span>
<a name="l00013"></a>00013 <span class="comment"> static char[] ZZBAR="-zbar";</span>
<a name="l00014"></a>00014 <span class="comment"> static char[] ZINFDTOL="-infdtol";</span>
<a name="l00015"></a>00015 <span class="comment"> static char[] ZINFPTOL="-infptol";</span>
<a name="l00016"></a>00016 <span class="comment"> static char[] ZRHO="-rho";</span>
<a name="l00017"></a>00017 <span class="comment"> static char[] ZDRHO="-drho";</span>
<a name="l00018"></a>00018 <span class="comment"> static char[] ZBOUNDY="-boundy";</span>
<a name="l00019"></a>00019 <span class="comment"> static char[] ZSTEPTOL="-steptol";</span>
<a name="l00020"></a>00020 <span class="comment"> static char[] ZREUSE="-reuse";</span>
<a name="l00021"></a>00021 <span class="comment"> static char[] ADADD="-dadd";</span>
<a name="l00022"></a>00022 <span class="comment"> static char[] ZDBOUND="-dbound";</span>
<a name="l00023"></a>00023 <span class="comment"> static char[] ZMU0="-mu0";</span>
<a name="l00024"></a>00024 <span class="comment"> static char[] DOBJMIN="-dobjmin";</span>
<a name="l00025"></a>00025 <span class="comment">*/</span>
<a name="l00026"></a>00026
<a name="l00044"></a>00044 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00045"></a>00045 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPSetOptions"</span>
<a name="l00046"></a><a class="code" href="group__DSDPBasic.html#ga5f1941aaedfa888e940bad968ac0d847">00046</a> <span class="preprocessor"></span><span class="keywordtype">int</span> <a class="code" href="group__DSDPBasic.html#ga5f1941aaedfa888e940bad968ac0d847" title="Read command line arguments to set options in DSDP.">DSDPSetOptions</a>(<a class="code" href="structDSDP__C.html" title="Internal structures for the DSDP solver.">DSDP</a> dsdp,<span class="keywordtype">char</span> *runargs[],<span class="keywordtype">int</span> nargs){
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordtype">int</span> kk, info,reuse;
<a name="l00049"></a>00049 <span class="keywordtype">int</span> maxit,rpos,drho,iloginfo;
<a name="l00050"></a>00050 <span class="keywordtype">double</span> penalty,rho,zbar,cc,r0,mu0,gaptol,dbound,dd;
<a name="l00051"></a>00051 <span class="keywordtype">double</span> ylow,yhigh,maxtrust,steptol,inftol,infptol,pnormtol;
<a name="l00052"></a>00052
<a name="l00053"></a>00053 DSDPFunctionBegin;
<a name="l00054"></a>00054
<a name="l00055"></a>00055 <span class="keywordflow">for</span> (kk=0; kk<nargs-1; kk++){
<a name="l00056"></a>00056 <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-gaptol"</span>,5)==0){
<a name="l00057"></a>00057 gaptol=atof(runargs[kk+1]);
<a name="l00058"></a>00058 info=<a class="code" href="group__DSDPConverge.html#ga4c0fa6941c40cca7643c2f4a9ae813bf" title="Terminate the solver when the relative duality gap is less than this tolerance.">DSDPSetGapTolerance</a>(dsdp,gaptol);DSDPCHKERR(info);
<a name="l00059"></a>00059 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-penalty"</span>,7)==0){
<a name="l00060"></a>00060 penalty=atof(runargs[kk+1]);
<a name="l00061"></a>00061 info=<a class="code" href="group__DSDPSolver.html#gaaccdf7c94e0296bc83042ba3d4b29c5d" title="Set the penalty parameter Gamma.">DSDPSetPenaltyParameter</a>(dsdp,penalty); DSDPCHKERR(info);
<a name="l00062"></a>00062 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-bigM"</span>,5)==0){
<a name="l00063"></a>00063 rpos=atoi(runargs[kk+1]);
<a name="l00064"></a>00064 info=<a class="code" href="group__DSDPSolver.html#ga0e47c4779c3d4a036e258a5b4aa890b3" title="Use penalty parameter to enforce feasibility.">DSDPUsePenalty</a>(dsdp,rpos); DSDPCHKERR(info);
<a name="l00065"></a>00065 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-maxit"</span>,6)==0){
<a name="l00066"></a>00066 maxit=atoi(runargs[kk+1]);
<a name="l00067"></a>00067 info=<a class="code" href="group__DSDPConverge.html#ga91af478f9316391a35b595b669ad22b3" title="Terminate the solver after this number of iterations.">DSDPSetMaxIts</a>(dsdp,maxit); DSDPCHKERR(info);
<a name="l00068"></a>00068 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-r0"</span>,3)==0){
<a name="l00069"></a>00069 r0=atof(runargs[kk+1]);
<a name="l00070"></a>00070 info=<a class="code" href="group__DSDPSolution.html#ga846e363115b1fba5622306efc2e0ba38" title="Set an initial value for the variable r in (DD)">DSDPSetR0</a>(dsdp,r0); DSDPCHKERR(info);
<a name="l00071"></a>00071 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-zbar"</span>,5)==0){
<a name="l00072"></a>00072 zbar=atof(runargs[kk+1]);
<a name="l00073"></a>00073 info=<a class="code" href="group__DSDPSolver.html#ga2795069b8aaa6551a8c1c248bbb2cb1a" title="Set an upper bound on the objective value at the solution.">DSDPSetZBar</a>(dsdp,zbar);DSDPCHKERR(info);
<a name="l00074"></a>00074 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-infdtol"</span>,7)==0){
<a name="l00075"></a>00075 inftol=atof(runargs[kk+1]);
<a name="l00076"></a>00076 info=<a class="code" href="group__DSDPConverge.html#ga8fa9a4a362aaa64e12538a55f215e8ce" title="Classify (D) as feasible only if the variable r is less than this tolerance.">DSDPSetRTolerance</a>(dsdp,inftol);DSDPCHKERR(info);
<a name="l00077"></a>00077 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-infptol"</span>,7)==0){
<a name="l00078"></a>00078 infptol=atof(runargs[kk+1]);
<a name="l00079"></a>00079 info=<a class="code" href="group__DSDPConverge.html#gad0a3f0df89bd8b3e4b7fb1f6c738d330" title="Classify (P) as feasible only if the infeasibility is less than this tolerance.">DSDPSetPTolerance</a>(dsdp,infptol);DSDPCHKERR(info);
<a name="l00080"></a>00080 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-rho"</span>,4)==0){
<a name="l00081"></a>00081 rho=atof(runargs[kk+1]);
<a name="l00082"></a>00082 info=<a class="code" href="group__DSDPSolver.html#ga5d737fca8ae872f57fd37cc7784feede" title="Set the potential parameter.">DSDPSetPotentialParameter</a>(dsdp,rho); DSDPCHKERR(info);
<a name="l00083"></a>00083 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-drho"</span>,5)==0){
<a name="l00084"></a>00084 drho=atoi(runargs[kk+1]);
<a name="l00085"></a>00085 info=<a class="code" href="group__DSDPSolver.html#gae48a2eaf3ee6a982cb0c45d512216702" title="Use a dynamic strategy to choose parameter rho.">DSDPUseDynamicRho</a>(dsdp,drho);DSDPCHKERR(info);
<a name="l00086"></a>00086 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-mu0"</span>,4)==0){
<a name="l00087"></a>00087 mu0=atof(runargs[kk+1]);
<a name="l00088"></a>00088 info=<a class="code" href="group__DSDPSolver.html#ga4bcfff950e84b1e925ae99202f23282a" title="Set the current barrier parameter.">DSDPSetBarrierParameter</a>(dsdp,mu0);DSDPCHKERR(info);
<a name="l00089"></a>00089 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-maxtrustradius"</span>,7)==0){
<a name="l00090"></a>00090 maxtrust=atof(runargs[kk+1]);
<a name="l00091"></a>00091 info=<a class="code" href="group__DSDPSolver.html#gacc8b2a85ea20d548fcff54f5161bc3d5" title="Set a maximum trust radius on the step direction.">DSDPSetMaxTrustRadius</a>(dsdp,maxtrust); DSDPCHKERR(info);
<a name="l00092"></a>00092 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-boundy"</span>,6)==0){
<a name="l00093"></a>00093 yhigh=fabs(atof(runargs[kk+1]));ylow=-yhigh;
<a name="l00094"></a>00094 info=<a class="code" href="group__DSDPSolver.html#gad73a74d9d294e87b58ad3a7e939a43ad" title="Bound the variables y.">DSDPSetYBounds</a>(dsdp,ylow,yhigh);DSDPCHKERR(info);
<a name="l00095"></a>00095 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-steptol"</span>,7)==0){
<a name="l00096"></a>00096 steptol=fabs(atof(runargs[kk+1]));
<a name="l00097"></a>00097 info=<a class="code" href="group__DSDPConverge.html#ga8ae6cff50eca02c3452fa92ae0fea2ec" title="Terminate the solver if the step length in (DD) is below this tolerance.">DSDPSetStepTolerance</a>(dsdp,steptol); DSDPCHKERR(info);
<a name="l00098"></a>00098 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-pnormtol"</span>,7)==0){
<a name="l00099"></a>00099 pnormtol=fabs(atof(runargs[kk+1]));
<a name="l00100"></a>00100 info=<a class="code" href="group__DSDPConverge.html#ga56d725fd1a7e14c5294cb292c998193e" title="Terminate the solver when the relative duality gap is suffiently small and the PNorm is less than thi...">DSDPSetPNormTolerance</a>(dsdp,pnormtol); DSDPCHKERR(info);
<a name="l00101"></a>00101 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-reuse"</span>,6)==0){
<a name="l00102"></a>00102 reuse=atoi(runargs[kk+1]);
<a name="l00103"></a>00103 info=<a class="code" href="group__DSDPSolver.html#ga903ff948f2ba766430ba3918b9447ee7" title="Reuse the Hessian of the barrier function multiple times at each DSDP iteration.">DSDPReuseMatrix</a>(dsdp,reuse);DSDPCHKERR(info);
<a name="l00104"></a>00104 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-dadd"</span>,6)==0){
<a name="l00105"></a>00105 cc=atof(runargs[kk+1]);
<a name="l00106"></a>00106 info=<a class="code" href="group__DSDPSolution.html#ga28afa903396794d56ca26eea4b284e85" title="Add a constant to the objective.">DSDPAddObjectiveConstant</a>(dsdp,cc);DSDPCHKERR(info);
<a name="l00107"></a>00107 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-dbound"</span>,6)==0){
<a name="l00108"></a>00108 dbound=atof(runargs[kk+1]);
<a name="l00109"></a>00109 info=<a class="code" href="group__DSDPConverge.html#ga94030b5b04c4ad178282245deb609f78" title="Terminate the solver if the objective value in (DD) is greater than this tolerance.">DSDPSetDualBound</a>(dsdp,dbound);DSDPCHKERR(info);
<a name="l00110"></a>00110 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-fix"</span>,4)==0){
<a name="l00111"></a>00111 info=<a class="code" href="group__DSDPSolver.html#ga4654614850ec5fc42e9350854f560fd1" title="Fix variable y to exact value.">DSDPSetFixedVariable</a>(dsdp,1,atof(runargs[kk+1]));DSDPCHKERR(info);
<a name="l00112"></a>00112 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-dobjmin"</span>,7)==0){
<a name="l00113"></a>00113 dd=atof(runargs[kk+1]);
<a name="l00114"></a>00114 info = DSDPSetDualLowerBound(dsdp,dd);DSDPCHKERR(info);
<a name="l00115"></a>00115 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-dloginfo"</span>,8)==0){
<a name="l00116"></a>00116 iloginfo=atoi(runargs[kk+1]);
<a name="l00117"></a>00117 info=DSDPLogInfoAllow(iloginfo,0);
<a name="l00118"></a>00118 }
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="keywordflow">for</span> (kk=0; kk<nargs; kk++){
<a name="l00122"></a>00122 <span class="keywordflow">if</span> (0){
<a name="l00123"></a>00123 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (strncmp(runargs[kk],<span class="stringliteral">"-help"</span>,5)==0){
<a name="l00124"></a>00124 info=<a class="code" href="group__DSDPSolver.html#gac2a0ebe706b56fd4cf7f9f8b3d205efe" title="Print runtime options;.">DSDPPrintOptions</a>();
<a name="l00125"></a>00125 }
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127 DSDPFunctionReturn(0);
<a name="l00128"></a>00128 }
<a name="l00129"></a>00129
<a name="l00140"></a>00140 <span class="preprocessor">#define MAXOPTIONS 40</span>
<a name="l00141"></a>00141 <span class="preprocessor"></span><span class="preprocessor">#define STRLENGTH 40</span>
<a name="l00142"></a>00142 <span class="preprocessor"></span><span class="preprocessor">#define BUFFERSIZ 100</span>
<a name="l00143"></a>00143 <span class="preprocessor"></span><span class="preprocessor">#undef __FUNCT__</span>
<a name="l00144"></a>00144 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPReadOptions"</span>
<a name="l00145"></a><a class="code" href="group__DSDPSolver.html#gab1340aac2a0c79108be725389f481979">00145</a> <span class="preprocessor"></span><span class="keywordtype">int</span> <a class="code" href="group__DSDPSolver.html#gab1340aac2a0c79108be725389f481979" title="Read DSDP parameters from a file.">DSDPReadOptions</a>(<a class="code" href="structDSDP__C.html" title="Internal structures for the DSDP solver.">DSDP</a> dsdp, <span class="keywordtype">char</span> filename[]){
<a name="l00146"></a>00146
<a name="l00147"></a>00147 <span class="keywordtype">int</span> i,info,line=0;
<a name="l00148"></a>00148 <span class="keywordtype">char</span> thisline[BUFFERSIZ]=<span class="stringliteral">"%"</span>,doption[STRLENGTH],dvalue[STRLENGTH];
<a name="l00149"></a>00149 <span class="keywordtype">char</span> fargs[2*MAXOPTIONS][STRLENGTH];
<a name="l00150"></a>00150 <span class="keywordtype">char</span> *fargs2[2*MAXOPTIONS];
<a name="l00151"></a>00151 FILE *fp;
<a name="l00152"></a>00152
<a name="l00153"></a>00153 DSDPFunctionBegin;
<a name="l00154"></a>00154
<a name="l00155"></a>00155 <span class="keywordflow">for</span> (i=0;i<2*MAXOPTIONS;i++){fargs2[i]=fargs[i];}
<a name="l00156"></a>00156
<a name="l00157"></a>00157 fp=fopen(filename,<span class="stringliteral">"r"</span>);
<a name="l00158"></a>00158 <span class="keywordflow">if</span> (fp){
<a name="l00159"></a>00159 <span class="keywordflow">while</span>(!feof(fp) ){
<a name="l00160"></a>00160 <span class="keywordflow">if</span> (line>=MAXOPTIONS) <span class="keywordflow">break</span>;
<a name="l00161"></a>00161 fgets(thisline,BUFFERSIZ,fp);
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (sscanf(thisline,<span class="stringliteral">"%s %s"</span>,doption,dvalue)>=2){
<a name="l00163"></a>00163 <span class="keywordflow">if</span> (doption[0]!=<span class="charliteral">'%'</span>){
<a name="l00164"></a>00164 strncpy(fargs[2*line],doption,STRLENGTH-1);
<a name="l00165"></a>00165 strncpy(fargs[2*line+1],dvalue,STRLENGTH-1);
<a name="l00166"></a>00166 line++;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168 }
<a name="l00169"></a>00169 thisline[0]=<span class="charliteral">'%'</span>;
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171
<a name="l00172"></a>00172 info=<a class="code" href="group__DSDPBasic.html#ga5f1941aaedfa888e940bad968ac0d847" title="Read command line arguments to set options in DSDP.">DSDPSetOptions</a>(dsdp,fargs2,2*line);
<a name="l00173"></a>00173 fclose(fp);
<a name="l00174"></a>00174 }
<a name="l00175"></a>00175 DSDPFunctionReturn(0);
<a name="l00176"></a>00176 }
<a name="l00177"></a>00177
<a name="l00188"></a>00188 <span class="preprocessor">#undef __FUNCT__</span>
<a name="l00189"></a>00189 <span class="preprocessor"></span><span class="preprocessor">#define __FUNCT__ "DSDPView"</span>
<a name="l00190"></a><a class="code" href="group__DSDPBasic.html#ga79dacb16d2807f1b6819d296e3073aa5">00190</a> <span class="preprocessor"></span><span class="keywordtype">int</span> <a class="code" href="group__DSDPBasic.html#ga79dacb16d2807f1b6819d296e3073aa5" title="Print many of the parameters currently set in DSDP.">DSDPView</a>(<a class="code" href="structDSDP__C.html" title="Internal structures for the DSDP solver.">DSDP</a> dsdp){
<a name="l00191"></a>00191
<a name="l00192"></a>00192 <span class="keywordtype">int</span> info,reuse,m,maxit;
<a name="l00193"></a>00193 <span class="keywordtype">double</span> penalty,rho,mu0,gaptol,dnorm[3],derror[6],potential,ymax;
<a name="l00194"></a>00194 <span class="keywordtype">double</span> ylow,yhigh,maxtrust,steptol,inftol,infptol,pnormtol,dbound,tracex;
<a name="l00195"></a>00195 <a class="code" href="dsdpbasictypes_8h.html#a7c124046b4ddae3d637157242af2df90" title="Formulations (P) and (D) can be feasible and bounded, feasible and unbounded, or infeasible.">DSDPSolutionType</a> pdfeasible;
<a name="l00196"></a>00196
<a name="l00197"></a>00197 DSDPFunctionBegin;
<a name="l00198"></a>00198 info=<a class="code" href="group__DSDPConverge.html#gac98359685ab5aad73ed95e335fcb21ab" title="Copy the maximum number of iterations from the solver.">DSDPGetMaxIts</a>(dsdp,&maxit); DSDPCHKERR(info);
<a name="l00199"></a>00199 printf(<span class="stringliteral">"Terminate DSDP after %d iterations.\n"</span>,maxit);
<a name="l00200"></a>00200 info=<a class="code" href="group__DSDPConverge.html#gaa84852abdc5e8f4dcef46748f8c7e4d0" title="Get the termination parameter.">DSDPGetDualBound</a>(dsdp,&dbound); DSDPCHKERR(info);
<a name="l00201"></a>00201 printf(<span class="stringliteral">"Terminate DSDP if dual objective is greater than %8.4e\n"</span>,dbound);
<a name="l00202"></a>00202 info=<a class="code" href="group__DSDPConverge.html#ga876bd5084bfd1b62eb37211d4bcf188e" title="Get the termination tolerance.">DSDPGetGapTolerance</a>(dsdp,&gaptol);DSDPCHKERR(info);
<a name="l00203"></a>00203 printf(<span class="stringliteral">"Terminate DSDP if the relative duality gap is less than %8.4e\n"</span>,gaptol);
<a name="l00204"></a>00204 info=<a class="code" href="group__DSDPConverge.html#gabbef47d1ecf58ee77ac463168aa14afb" title="Get the current tolerance.">DSDPGetStepTolerance</a>(dsdp,&steptol); DSDPCHKERR(info);
<a name="l00205"></a>00205 printf(<span class="stringliteral">"Terminate DSDP if step length in D less than %8.4e\n"</span>,steptol);
<a name="l00206"></a>00206 info=<a class="code" href="group__DSDPConverge.html#ga437edaa1a3a8fce5e9e4bef9452bc8d8" title="Get the termination tolerance.">DSDPGetPNormTolerance</a>(dsdp,&pnormtol); DSDPCHKERR(info);
<a name="l00207"></a>00207 printf(<span class="stringliteral">"Terminate DSDP only if Pnorm less than %8.4e\n"</span>,pnormtol);
<a name="l00208"></a>00208 info=<a class="code" href="group__DSDPSolver.html#ga8fe5ad8ed4d88f70fc9e33a39460d594" title="Copy the current radius of the trust region.">DSDPGetMaxTrustRadius</a>(dsdp,&maxtrust); DSDPCHKERR(info);
<a name="l00209"></a>00209 printf(<span class="stringliteral">"Max Trust Radius is %8.4e\n"</span>,maxtrust);
<a name="l00210"></a>00210 info=<a class="code" href="group__DSDPSolver.html#gaf45e1f4f8329adb347b476d183d35885" title="Copy this parameter.">DSDPGetReuseMatrix</a>(dsdp,&reuse);DSDPCHKERR(info);
<a name="l00211"></a>00211 printf(<span class="stringliteral">"Reapply Hessian of Barrier up to %d times per iteration.\n"</span>,reuse);
<a name="l00212"></a>00212
<a name="l00213"></a>00213 info=<a class="code" href="group__DSDPSolution.html#gae103a4b863adc10f37d2eda9f94a982b" title="Copy the norms of the data C, A, and b into an array.">DSDPGetDataNorms</a>(dsdp,dnorm);DSDPCHKERR(info);
<a name="l00214"></a>00214 printf(<span class="stringliteral">"The norms of C: %8.4e, A: %4.4e, and b: %8.4e\n"</span>,dnorm[0],dnorm[1],dnorm[2]);
<a name="l00215"></a>00215 info=<a class="code" href="group__DSDPSolution.html#gae212bb3666f5c021f9d310a49438e94b" title="Copy the number of variables y.">DSDPGetNumberOfVariables</a>(dsdp,&m);DSDPCHKERR(info);
<a name="l00216"></a>00216 printf(<span class="stringliteral">"There are %d y variables: "</span>,m);
<a name="l00217"></a>00217 info=<a class="code" href="group__DSDPSolution.html#ga1a3be937e209108fe9acd088508feb95" title="Copy the the infinity norm of the variables y.">DSDPGetYMaxNorm</a>(dsdp,&ymax); DSDPCHKERR(info);
<a name="l00218"></a>00218 printf(<span class="stringliteral">"largest is %8.4e, "</span>,ymax);
<a name="l00219"></a>00219 info=<a class="code" href="group__DSDPSolver.html#gaeb2f494ff50c552de67a02bf68f7b47e" title="Copy the bounds on the variables y.">DSDPGetYBounds</a>(dsdp,&ylow,&yhigh);DSDPCHKERR(info);
<a name="l00220"></a>00220 printf(<span class="stringliteral">"bounded below by %8.4e and above by %8.4e. \n"</span>,ylow,yhigh);
<a name="l00221"></a>00221 info=<a class="code" href="group__DSDPSolution.html#ga2580bcdac912b6477f067a8ccbc801bc" title="Copy the trace of the variables X in (P).">DSDPGetTraceX</a>(dsdp,&tracex);DSDPCHKERR(info);
<a name="l00222"></a>00222 printf(<span class="stringliteral">"The X variables have a trace of %8.4e "</span>,tracex);
<a name="l00223"></a>00223 info=<a class="code" href="group__DSDPSolver.html#gae27461735f62031b5fd794672b026b78" title="Copy the penalty parameter Gamma.">DSDPGetPenaltyParameter</a>(dsdp,&penalty); DSDPCHKERR(info);
<a name="l00224"></a>00224 printf(<span class="stringliteral">"bounded by penalty parameter: %8.4e\n"</span>,penalty);
<a name="l00225"></a>00225 info=<a class="code" href="group__DSDPSolver.html#ga05f1269e817495e448ffa8ae3a4012cf" title="Copy the current barrier parameter.">DSDPGetBarrierParameter</a>(dsdp,&mu0);DSDPCHKERR(info);
<a name="l00226"></a>00226 printf(<span class="stringliteral">"Current Barrier Parameter: %8.4e\n"</span>,mu0);
<a name="l00227"></a>00227 info=<a class="code" href="group__DSDPSolver.html#ga0cc2e91620e27338d0a508d60f8761ce" title="Copy the potential parameter.">DSDPGetPotentialParameter</a>(dsdp,&rho); DSDPCHKERR(info);
<a name="l00228"></a>00228 printf(<span class="stringliteral">"Potential Parameter: %8.4e ( times dimension) \n"</span>,rho);
<a name="l00229"></a>00229 info=<a class="code" href="group__DSDPSolution.html#gaed464f68b994d51bf107e08c37ad9c1d" title="Copy the potential of the current solution.">DSDPGetPotential</a>(dsdp,&potential);DSDPCHKERR(info);
<a name="l00230"></a>00230 printf(<span class="stringliteral">"The value of the potential function is %8.4e\n"</span>,potential);
<a name="l00231"></a>00231 info=<a class="code" href="group__DSDPConverge.html#ga48cc08979850c048b38d7f1fd423deec" title="Copy the maximum infeasibility allowed (D).">DSDPGetRTolerance</a>(dsdp,&inftol); DSDPCHKERR(info);
<a name="l00232"></a>00232 printf(<span class="stringliteral">"(D) Feasible only if R < %8.4e\n"</span>,inftol);
<a name="l00233"></a>00233 info=<a class="code" href="group__DSDPConverge.html#ga8c3bf97d823880a151321f7c7c43aaf8" title="Copy the feasibility tolerance.">DSDPGetPTolerance</a>(dsdp,&infptol); DSDPCHKERR(info);
<a name="l00234"></a>00234 printf(<span class="stringliteral">"(P) Feasible only if Pinfeas < %8.4e\n"</span>,infptol);
<a name="l00235"></a>00235 info=<a class="code" href="group__DSDPBasic.html#ga33e05559ab15ea40b1e9b31ecc206b3e" title="Solutions can be bounded, infeasible, or unbounded.">DSDPGetSolutionType</a>(dsdp,&pdfeasible);DSDPCHKERR(info);
<a name="l00236"></a>00236 <span class="keywordflow">if</span> (pdfeasible==<a class="code" href="dsdpbasictypes_8h.html#a7c124046b4ddae3d637157242af2df90a6ebc36bcf5037f059ae5e9014e76cee0">DSDP_PDFEASIBLE</a>){
<a name="l00237"></a>00237 printf(<span class="stringliteral">" DSDP Solutions are both feasible and bounded\n"</span>);
<a name="l00238"></a>00238 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (pdfeasible==<a class="code" href="dsdpbasictypes_8h.html#a7c124046b4ddae3d637157242af2df90a0008f194b20fc02f61eca61fab25ed05">DSDP_UNBOUNDED</a>){
<a name="l00239"></a>00239 printf(<span class="stringliteral">" (D) is unbounded and (P) is infeasible\n"</span>);
<a name="l00240"></a>00240 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (pdfeasible==<a class="code" href="dsdpbasictypes_8h.html#a7c124046b4ddae3d637157242af2df90abb5750f090ec5d7e1d8c1aead6565a52">DSDP_INFEASIBLE</a>){
<a name="l00241"></a>00241 printf(<span class="stringliteral">" (D) is infeasible and (D) is unbounded\n"</span>);
<a name="l00242"></a>00242 } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (pdfeasible==<a class="code" href="dsdpbasictypes_8h.html#a7c124046b4ddae3d637157242af2df90a7dfad20f823f952f1442144a8fa5c208">DSDP_PDUNKNOWN</a>){
<a name="l00243"></a>00243 printf(<span class="stringliteral">" Hmm. Not clear whether either solution is feasible.\n"</span>);
<a name="l00244"></a>00244 }
<a name="l00245"></a>00245 info=<a class="code" href="group__DSDPSolution.html#ga563ea95890673182c1de4252cf3e5309" title="Copy six different error measurements into an array.">DSDPGetFinalErrors</a>(dsdp,derror);DSDPCHKERR(info);
<a name="l00246"></a>00246 printf(<span class="stringliteral">"The errors: %8.4e, %4.4e, %8.4e, "</span>,derror[0],derror[1],derror[2]);
<a name="l00247"></a>00247 printf(<span class="stringliteral">"%8.4e, %4.4e, %8.4e\n"</span>,derror[3],derror[4],derror[5]);
<a name="l00248"></a>00248 DSDPFunctionReturn(0);
<a name="l00249"></a>00249 }
<a name="l00250"></a>00250
<a name="l00251"></a>00251
<a name="l00252"></a>00252 <span class="keyword">static</span> <span class="keywordtype">char</span> dsdpoptions[]=<span class="stringliteral">"\</span>
<a name="l00253"></a>00253 <span class="stringliteral"> -gaptol <1e-6> stop when relative duality gap less than \n\</span>
<a name="l00254"></a>00254 <span class="stringliteral"> -r0 <-1> if nonnegative, initialize S by adding this multiple of the identity matrix \n\</span>
<a name="l00255"></a>00255 <span class="stringliteral"> -penalty <1e10>< penalize dual infeasibility \n\</span>
<a name="l00256"></a>00256 <span class="stringliteral"> -boundy <1e7> bound for variables y \n\</span>
<a name="l00257"></a>00257 <span class="stringliteral"> -maxit <200> set maximum iterates \n\</span>
<a name="l00258"></a>00258 <span class="stringliteral"> -zbar <1e10> Upper bound for dual solution \n\</span>
<a name="l00259"></a>00259 <span class="stringliteral"> -mu0 <-1> if positive, set initial barrier parameter \n\</span>
<a name="l00260"></a>00260 <span class="stringliteral"> -rho <3> Potential parameter as multiple of dimension \n\</span>
<a name="l00261"></a>00261 <span class="stringliteral"> -drho <1> Use dynamic rho strategy \n\</span>
<a name="l00262"></a>00262 <span class="stringliteral"> -pnormtol <1e30> stop only if pnorm less than \n\</span>
<a name="l00263"></a>00263 <span class="stringliteral"> -reuse <4> Reuse the Schur Matrix this many times\n\</span>
<a name="l00264"></a>00264 <span class="stringliteral"> -dobjmin <> apply a known lower bound for the objective at solution as a constraint. \n\</span>
<a name="l00265"></a>00265 <span class="stringliteral"> -bigM <0> if positive, modify algorithm to make dual \n\</span>
<a name="l00266"></a>00266 <span class="stringliteral"> infeasibility positive with a large associated cost \n\</span>
<a name="l00267"></a>00267 <span class="stringliteral"> -dloginfo <0> - print more information for higher numbers \n\</span>
<a name="l00268"></a>00268 <span class="stringliteral"> -params <filename> to read selected options from a file \n\</span>
<a name="l00269"></a>00269 <span class="stringliteral"> -help for this help message\n"</span>;
<a name="l00270"></a>00270
<a name="l00279"></a><a class="code" href="group__DSDPSolver.html#gac2a0ebe706b56fd4cf7f9f8b3d205efe">00279</a> <span class="keywordtype">int</span> <a class="code" href="group__DSDPSolver.html#gac2a0ebe706b56fd4cf7f9f8b3d205efe" title="Print runtime options;.">DSDPPrintOptions</a>(){
<a name="l00280"></a>00280 DSDPFunctionBegin;
<a name="l00281"></a>00281 printf(<span class="stringliteral">"%s"</span>,dsdpoptions);
<a name="l00282"></a>00282 DSDPFunctionReturn(0);
<a name="l00283"></a>00283 }
</pre></div></div>
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