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<DIV> when I import all the GA Library files and "Build" it, it shows (In VC++ 2005 Express Edition)....</DIV>
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<DIV>Creating library...<BR>GATree.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GAListGenome.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GAList.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GAAllele.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GA3DArrayGenome.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GA2DArrayGenome.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>GA1DArrayGenome.obj : warning LNK4221: no public symbols found; archive member will be inaccessible<BR>
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<TD><FONT face=arial size=+2>Results </FONT></TD></TR></TBODY></TABLE>
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<TD><PRE><STRONG>Build log was saved at "file://d:\galib246\project\vcpp2005\ga\Release\BuildLog.htm"
ga - 0 error(s), 7 warning(s)</STRONG>
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<P>Ignoring the warnings when I import an example from the 'examples' given with "galib246", then it's showing many errors.I'm sending those errors for the example(ex9.cpp) I used.</P>
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<P>With Regards</P>
<P>Somnath</P>
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<TD><PRE>Compiling...
ex9.cpp
Compiling manifest to resources...
Linking...
ex9.obj : error LNK2019: unresolved external symbol "public: virtual __thiscall GASimpleGA::~GASimpleGA(void)" (??1GASimpleGA@@UAE@XZ) referenced in function _main
ex9.obj : error LNK2019: unresolved external symbol "public: float __thiscall GABin2DecGenome::phenotype(unsigned int)const " (?phenotype@GABin2DecGenome@@QBEMI@Z) referenced in function _main
ex9.obj : error LNK2019: unresolved external symbol "public: class GAGenome const & __thiscall GAStatistics::bestIndividual(unsigned int)const " (?bestIndividual@GAStatistics@@QBEABVGAGenome@@I@Z) referenced in function _main
ex9.obj : error LNK2019: unresolved external symbol "public: virtual int __thiscall GASimpleGA::populationSize(unsigned int)" (?populationSize@GASimpleGA@@UAEHI@Z) referenced in function _main
ex9.obj : error LNK2001: unresolved external symbol "float gaDefSigmaTruncationMultiplier" (?gaDefSigmaTruncationMultiplier@@3MA)
ex9.obj : error LNK2019: unresolved external symbol "public: __thiscall GASimpleGA::GASimpleGA(class GAGenome const &)" (??0GASimpleGA@@QAE@ABVGAGenome@@@Z) referenced in function _main
ex9.obj : error LNK2019: unresolved external symbol "public: void __thiscall GABin2DecPhenotype::add(unsigned int,float,float)" (?add@GABin2DecPhenotype@@QAEXIMM@Z) referenced in function _main
ex9.obj : error LNK2019: unresolved external symbol "public: float __thiscall GASigmaTruncationScaling::multiplier(float)" (?multiplier@GASigmaTruncationScaling@@QAEMM@Z) referenced in function "public: __thiscall GASigmaTruncationScaling::GASigmaTruncationScaling(float)" (??0GASigmaTruncationScaling@@QAE@M@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall GASigmaTruncationScaling::evaluate(class GAPopulation const &)" (?evaluate@GASigmaTruncationScaling@@UAEXABVGAPopulation@@@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: void __thiscall GAStatistics::flushScores(void)" (?flushScores@GAStatistics@@QAEXXZ) referenced in function "public: virtual void __thiscall GAGeneticAlgorithm::evolve(unsigned int)" (?evolve@GAGeneticAlgorithm@@UAEXI@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: int __thiscall GAParameterList::set(char const *,void const *)" (?set@GAParameterList@@QAEHPBDPBX@Z) referenced in function "public: int __thiscall GAParameterList::set(char const *,unsigned int)" (?set@GAParameterList@@QAEHPBDI@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: int __thiscall GAParameterList::set(char const *,double)" (?set@GAParameterList@@QAEHPBDN@Z) referenced in function "public: float __thiscall GAGeneticAlgorithm::pCrossover(float)" (?pCrossover@GAGeneticAlgorithm@@QAEMM@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: int __thiscall GAStatistics::flushFrequency(unsigned int)" (?flushFrequency@GAStatistics@@QAEHI@Z) referenced in function "public: int __thiscall GAGeneticAlgorithm::flushFrequency(unsigned int)" (?flushFrequency@GAGeneticAlgorithm@@QAEHI@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: class GAScalingScheme & __thiscall GAPopulation::scaling(class GAScalingScheme const &)" (?scaling@GAPopulation@@QAEAAVGAScalingScheme@@ABV2@@Z) referenced in function "public: virtual class GAScalingScheme & __thiscall GASimpleGA::scaling(class GAScalingScheme const &)" (?scaling@GASimpleGA@@UAEAAVGAScalingScheme@@ABV2@@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: __thiscall GABin2DecPhenotypeCore::GABin2DecPhenotypeCore(void)" (??0GABin2DecPhenotypeCore@@QAE@XZ) referenced in function "public: __thiscall GABin2DecPhenotype::GABin2DecPhenotype(void)" (??0GABin2DecPhenotype@@QAE@XZ)
ex9.obj : error LNK2019: unresolved external symbol "public: virtual __thiscall GA1DBinaryStringGenome::~GA1DBinaryStringGenome(void)" (??1GA1DBinaryStringGenome@@UAE@XZ) referenced in function __unwindfunclet$??0GABin2DecGenome@@QAE@ABVGABin2DecPhenotype@@P6AMAAVGAGenome@@@ZPAX@Z$0
ex9.obj : error LNK2019: unresolved external symbol "int __cdecl GABinaryDecode(float &,unsigned char const *,unsigned int,float,float)" (?GABinaryDecode@@YAHAAMPBEIMM@Z) referenced in function "public: __thiscall GABin2DecGenome::GABin2DecGenome(class GABin2DecPhenotype const &,float (__cdecl*)(class GAGenome &),void *)" (??0GABin2DecGenome@@QAE@ABVGABin2DecPhenotype@@P6AMAAVGAGenome@@@ZPAX@Z)
ex9.obj : error LNK2019: unresolved external symbol "int __cdecl GABinaryEncode(float &,unsigned char *,unsigned int,float,float)" (?GABinaryEncode@@YAHAAMPAEIMM@Z) referenced in function "public: __thiscall GABin2DecGenome::GABin2DecGenome(class GABin2DecPhenotype const &,float (__cdecl*)(class GAGenome &),void *)" (??0GABin2DecGenome@@QAE@ABVGABin2DecPhenotype@@P6AMAAVGAGenome@@@ZPAX@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: static float __cdecl GA1DBinaryStringGenome::BitComparator(class GAGenome const &,class GAGenome const &)" (?BitComparator@GA1DBinaryStringGenome@@SAMABVGAGenome@@0@Z) referenced in function "public: __thiscall GABin2DecGenome::GABin2DecGenome(class GABin2DecPhenotype const &,float (__cdecl*)(class GAGenome &),void *)" (??0GABin2DecGenome@@QAE@ABVGABin2DecPhenotype@@P6AMAAVGAGenome@@@ZPAX@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: __thiscall GA1DBinaryStringGenome::GA1DBinaryStringGenome(unsigned int,float (__cdecl*)(class GAGenome &),void *)" (??0GA1DBinaryStringGenome@@QAE@IP6AMAAVGAGenome@@@ZPAX@Z) referenced in function "public: __thiscall GABin2DecGenome::GABin2DecGenome(class GABin2DecPhenotype const &,float (__cdecl*)(class GAGenome &),void *)" (??0GABin2DecGenome@@QAE@ABVGABin2DecPhenotype@@P6AMAAVGAGenome@@@ZPAX@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual class GAGenome * __thiscall GABin2DecGenome::clone(enum GAGenome::CloneMethod)const " (?clone@GABin2DecGenome@@UBEPAVGAGenome@@W4CloneMethod@2@@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual void __thiscall GABin2DecGenome::copy(class GAGenome const &)" (?copy@GABin2DecGenome@@UAEXABVGAGenome@@@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual int __thiscall GABin2DecGenome::read(class std::basic_istream > &)" (?read@GABin2DecGenome@@UAEHAAV?$basic_istream@DU?$char_traits@D@std@@@std@@@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual int __thiscall GABin2DecGenome::write(class std::basic_ostream > &)const " (?write@GABin2DecGenome@@UBEHAAV?$basic_ostream@DU?$char_traits@D@std@@@std@@@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual int __thiscall GABin2DecGenome::equal(class GAGenome const &)const " (?equal@GABin2DecGenome@@UBEHABVGAGenome@@@Z)
ex9.obj : error LNK2001: unresolved external symbol "public: virtual int __thiscall GABin2DecGenome::notequal(class GAGenome const &)const " (?notequal@GABin2DecGenome@@UBEHABVGAGenome@@@Z)
ex9.obj : error LNK2019: unresolved external symbol "public: __thiscall GABin2DecPhenotypeCore::GABin2DecPhenotypeCore(class GABin2DecPhenotypeCore const &)" (??0GABin2DecPhenotypeCore@@QAE@ABV0@@Z) referenced in function "public: __thiscall GABin2DecPhenotype::GABin2DecPhenotype(class GABin2DecPhenotype const &)" (??0GABin2DecPhenotype@@QAE@ABV0@@Z)
D:\galib246\project\ex9\Debug\ex9.exe : fatal error LNK1120: 27 unresolved externals
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<TD><FONT face=arial size=+2>Results </FONT></TD></TR></TBODY></TABLE>
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<TD><PRE><STRONG>Build log was saved at "file://d:\galib246\project\ex9\ex9\Debug\BuildLog.htm"
ex9 - 28 error(s), 0 warning(s)</STRONG>
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<DIV><BR><BR>/* ----------------------------------------------------------------------------<BR> ex9.C<BR> mbwall 10apr95<BR> Copyright 1995-1996 Massachusetts Institute of Technology<BR><BR>DESCRIPTION:<BR> Sample program that illustrates how to use a GA to find the maximum value<BR>of a continuous function in two variables. This program uses a binary-to-<BR>decimal genome.<BR>---------------------------------------------------------------------------- */<BR>#include <stdio.h><BR>#include <ga/ga.h><BR>#include <ga/std_stream.h><BR><BR>#define cout STD_COUT<BR><BR>float objective(GAGenome &);<BR><BR>int<BR>main(int argc, char **argv)<BR>{<BR> cout << "Example 9\n\n";<BR> cout << "This program finds the maximum value in the function\n";<BR> cout << " y = - x1^2 - x2^2\n";<BR> cout << "with the constraints\n";<BR> cout << " -5
<= x1 <= 5\n";<BR> cout << " -5 <= x2 <= 5\n";<BR> cout << "\n\n"; cout.flush();<BR><BR>// See if we've been given a seed to use (for testing purposes). When you<BR>// specify a random seed, the evolution will be exactly the same each time<BR>// you use that seed number.<BR><BR> unsigned int seed = 0;<BR> for(int i=1; i<argc; i++) {<BR> if(strcmp(argv[i++],"seed") == 0) {<BR> seed = atoi(argv[i]);<BR> }<BR> }<BR><BR>// Declare variables for the GA parameters and set them to some default values.<BR><BR> int popsize = 30;<BR> int ngen = 100;<BR> float pmut = 0.01;<BR> float pcross = 0.6;<BR><BR>// Create a phenotype for two variables. The number of bits you can use to<BR>// represent any number is limited by the type of computer you are using. In<BR>// this case, we use 16
bits to represent a floating point number whose value<BR>// can range from -5 to 5, inclusive. The bounds on x1 and x2 can be applied<BR>// here and/or in the objective function.<BR><BR> GABin2DecPhenotype map;<BR> map.add(16, -5, 5);<BR> map.add(16, -5, 5);<BR><BR>// Create the template genome using the phenotype map we just made.<BR><BR> GABin2DecGenome genome(map, objective);<BR><BR>// Now create the GA using the genome and run it. We'll use sigma truncation<BR>// scaling so that we can handle negative objective scores.<BR><BR> GASimpleGA ga(genome);<BR> GASigmaTruncationScaling scaling;<BR> ga.populationSize(popsize);<BR> ga.nGenerations(ngen);<BR> ga.pMutation(pmut);<BR> ga.pCrossover(pcross);<BR> ga.scaling(scaling);<BR> ga.scoreFilename("bog.dat");<BR> ga.scoreFrequency(10);<BR> ga.flushFrequency(50);<BR> ga.evolve(seed);<BR><BR>// Dump the
results of the GA to the screen.<BR><BR> genome = ga.statistics().bestIndividual();<BR> cout << "the ga found an optimum at the point (";<BR> cout << genome.phenotype(0) << ", " << genome.phenotype(1) << ")\n\n";<BR> cout << "best of generation data are in '" << ga.scoreFilename() << "'\n";<BR><BR> return 0;<BR>}<BR><BR><BR>// This objective function tries to maximize the value of the function<BR>//<BR>// y = -(x1*x1 + x2*x2)<BR>//<BR>float<BR>objective(GAGenome & c)<BR>{<BR> GABin2DecGenome & genome = (GABin2DecGenome &)c;<BR><BR> float y;<BR> y = -genome.phenotype(0) * genome.phenotype(0);<BR> y -= genome.phenotype(1) * genome.phenotype(1);<BR> return y;<BR>}<BR></DIV>
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