00001 #include "../ECF_base.h"
00002 #include "FloatingPoint.h"
00003
00004
00005 namespace FloatingPoint
00006 {
00007
00008 void FloatingPointCrsArithmeticSingle::registerParameters(StateP state)
00009 {
00010 myGenotype_->registerParameter(state, "crx.arithmeticsingle", (voidP) new double(0), ECF::DOUBLE);
00011 }
00012
00013
00014 bool FloatingPointCrsArithmeticSingle::initialize(StateP state)
00015 {
00016 voidP sptr = myGenotype_->getParameterValue(state, "crx.arithmeticsingle");
00017 probability_ = *((double*)sptr.get());
00018 return true;
00019 }
00020
00021
00022 bool FloatingPointCrsArithmeticSingle::mate(GenotypeP gen1, GenotypeP gen2, GenotypeP child)
00023 {
00024 FloatingPoint* p1 = (FloatingPoint*) (gen1.get());
00025 FloatingPoint* p2 = (FloatingPoint*) (gen2.get());
00026 FloatingPoint* ch = (FloatingPoint*) (child.get());
00027
00028 double a = state_->getRandomizer()->getRandomDouble();
00029 uint dimensionCrs = state_->getRandomizer()->getRandomInteger((int) p1->realValue.size());
00030
00031 switch (state_->getRandomizer()->getRandomInteger(0, 1)) {
00032 case 0: for (uint i = 0; i < dimensionCrs; i++) {
00033 ch->realValue[i] = p1->realValue[i];
00034 }
00035 ch->realValue[dimensionCrs] = a * (p2->realValue[dimensionCrs]) + (1 - a) * p1->realValue[dimensionCrs];
00036 for (uint i = dimensionCrs+1; i < p1->realValue.size(); i++) {
00037 ch->realValue[i] = p1->realValue[i];
00038 }
00039 break;
00040 case 1: for (uint i = 0; i < dimensionCrs; i++) {
00041 ch->realValue[i] = p2->realValue[i];
00042 }
00043 ch->realValue[dimensionCrs] = a * (p1->realValue[dimensionCrs]) + (1 - a) * p2->realValue[dimensionCrs];
00044 for (uint i = dimensionCrs+1; i < p2->realValue.size(); i++) {
00045 ch->realValue[i] = p2->realValue[i];
00046 }
00047 }
00048
00049 return true;
00050 }
00051
00052 }