00001 #include <ecf/ECF.h>
00002 #include "FunctionMinEvalOp.h"
00003
00004
00005 #include "bbobStructures.h"
00006 double coco_optimum;
00007 bool coco_initialized = false;
00008
00009
00010
00011 void FunctionMinEvalOp::registerParameters(StateP state)
00012 {
00013 state->getRegistry()->registerEntry("function", (voidP) (new uint(1)), ECF::UINT);
00014 }
00015
00016
00017 bool FunctionMinEvalOp::initialize(StateP state)
00018 {
00019 voidP sptr = state->getRegistry()->getEntry("function");
00020 iFunction_ = *((uint*) sptr.get());
00021
00022 sptr = state->getRegistry()->getEntry("FloatingPoint.dimension");
00023 uint dim = *((uint*) sptr.get());
00024
00025
00026
00027
00028 if(coco_initialized) {
00029 fgeneric_finalize();
00030 }
00031 ParamStruct params = fgeneric_getDefaultPARAMS();
00032
00033
00034 params.DIM = dim;
00035 params.funcId = iFunction_;
00036 params.instanceId = 1;
00037
00038
00039 fgeneric_initialize(params);
00040 coco_optimum = fgeneric_ftarget();
00041 coco_initialized = true;
00042
00043
00044 return true;
00045 }
00046
00047
00048 FitnessP FunctionMinEvalOp::evaluate(IndividualP individual)
00049 {
00050
00051
00052 FitnessP fitness (new FitnessMin);
00053
00054
00055 FloatingPoint::FloatingPoint* gen = (FloatingPoint::FloatingPoint*) individual->getGenotype().get();
00056
00057
00058
00059
00060
00061
00062
00063
00064
00065 double realTemp = 0, value = 0;
00066
00067
00068
00069
00070
00071 value = fgeneric_evaluate(&(gen->realValue[0]));
00072 value -= coco_optimum;
00073
00074 fitness->setValue(value);
00075 return fitness;
00076 }