[37] | 1 | function output = callcdd(interfacedata) |
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| 2 | |
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| 3 | % Author Johan Löfberg |
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| 4 | % $Id: callcdd.m,v 1.3 2005/05/07 13:53:20 joloef Exp $ |
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| 5 | |
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| 6 | % Standard input interface |
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| 7 | options = interfacedata.options; |
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| 8 | F_struc = interfacedata.F_struc; |
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| 9 | c = interfacedata.c; |
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| 10 | K = interfacedata.K; |
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| 11 | Q = interfacedata.Q; |
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| 12 | ub = interfacedata.ub; |
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| 13 | lb = interfacedata.lb; |
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| 14 | |
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| 15 | if ~isempty(ub) |
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| 16 | [F_struc,K] = addbounds(F_struc,K,ub,lb); |
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| 17 | end |
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| 18 | |
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| 19 | IN = struct('obj',full(c(:))','A',full(-F_struc(:,2:end)),'B',full(F_struc(:,1))); |
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| 20 | if K.f>0 |
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| 21 | IN.lin = 1:K.f; |
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| 22 | end |
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| 23 | |
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| 24 | % % CDD does not check this.. |
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| 25 | % % Fix the duals... |
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| 26 | % valid_constraints = find(any(IN.A')); |
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| 27 | % IN.A = IN.A(valid_constraints,:); |
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| 28 | % IN.B = IN.B(valid_constraints,:); |
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| 29 | |
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| 30 | showprogress('Calling CDD',options.showprogress); |
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| 31 | solvertime = clock; |
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| 32 | |
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| 33 | if options.savedebug |
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| 34 | save cdddebug IN |
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| 35 | end |
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| 36 | |
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| 37 | switch options.cdd.method |
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| 38 | case 'criss-cross' |
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| 39 | OUT = cddmex('solve_lp',IN); |
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| 40 | case 'dual-simplex' |
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| 41 | OUT = cddmex('solve_lp_DS',IN); |
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| 42 | otherwise |
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| 43 | end |
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| 44 | solvertime = etime(clock,solvertime); |
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| 45 | problem = 0; |
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| 46 | |
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| 47 | % Internal format for duals |
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| 48 | D_struc = [-OUT.lambda]; |
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| 49 | |
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| 50 | switch OUT.how |
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| 51 | case 1 |
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| 52 | problem = 0; |
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| 53 | case {2,7} |
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| 54 | problem = 1; |
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| 55 | case {3,6} |
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| 56 | problem = 2; |
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| 57 | case {0,4,5} |
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| 58 | problem = 11; |
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| 59 | otherwise |
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| 60 | problem = -1; |
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| 61 | end |
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| 62 | infostr = yalmiperror(problem,'CDD'); |
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| 63 | |
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| 64 | % Save all data sent to solver? |
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| 65 | if options.savesolverinput |
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| 66 | solverinput.IN = IN; |
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| 67 | else |
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| 68 | solverinput = []; |
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| 69 | end |
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| 70 | |
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| 71 | % Save all data from the solver? |
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| 72 | if options.savesolveroutput |
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| 73 | solveroutput.OUT = OUT; |
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| 74 | else |
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| 75 | solveroutput = []; |
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| 76 | end |
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| 77 | |
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| 78 | % Standard interface |
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| 79 | output.Primal = OUT.xopt; |
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| 80 | output.Dual = D_struc; |
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| 81 | output.Slack = []; |
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| 82 | output.problem = problem; |
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| 83 | output.infostr = infostr; |
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| 84 | output.solverinput = solverinput; |
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| 85 | output.solveroutput= solveroutput; |
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| 86 | output.solvertime = solvertime; |
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