00001 #include "../ECF_base.h"
00002 #include "Binary.h"
00003
00004 namespace Binary
00005 {
00006
00007 void BinaryCrsReducedSurrogate::registerParameters(StateP state)
00008 {
00009 myGenotype_->registerParameter(state, "crx.reducedsurrogate", (voidP) new double(0), ECF::DOUBLE);
00010 }
00011
00012
00013 bool BinaryCrsReducedSurrogate::initialize(StateP state)
00014 {
00015 voidP sptr = myGenotype_->getParameterValue(state, "crx.reducedsurrogate");
00016 probability_ = *((double*)sptr.get());
00017 return true;
00018 }
00019
00020
00021 bool BinaryCrsReducedSurrogate::mate(GenotypeP gen1, GenotypeP gen2, GenotypeP child)
00022 {
00023 Binary* p1 = (Binary*) (gen1.get());
00024 Binary* p2 = (Binary*) (gen2.get());
00025 Binary* ch = (Binary*) (child.get());
00026
00027 for (uint dimension = 0; dimension < p1->variables.size(); dimension++) {
00028
00029 std::vector<int> reduced;
00030 for(uint i = 0; i < p1->getNumBits(); i++) {
00031 if (p1->variables[dimension][i] != p2->variables[dimension][i])
00032 reduced.push_back(i);
00033 }
00034
00035 uint bitCrs;
00036 int location=-1;
00037
00038 if (reduced.size() > 0 ) {
00039 location = state_->getRandomizer()->getRandomInteger((int) reduced.size());
00040 bitCrs=reduced[location];
00041 }
00042
00043 uint parent = state_->getRandomizer()->getRandomInteger(0, 1);
00044
00045 for(uint i = 0; i < p1->getNumBits(); i++) {
00046 if (p1->variables[dimension][i] == p2->variables[dimension][i])
00047 ch->variables[dimension][i] = p1->variables[dimension][i];
00048 else {
00049 if (parent==0) {
00050 if (i < bitCrs)
00051 ch->variables[dimension][i] = p1->variables[dimension][i];
00052 else
00053 ch->variables[dimension][i] = p2->variables[dimension][i];
00054 }
00055 else {
00056 if (i < bitCrs)
00057 ch->variables[dimension][i] = p2->variables[dimension][i];
00058 else
00059 ch->variables[dimension][i] = p1->variables[dimension][i];
00060 }
00061 }
00062 }
00063 }
00064
00065 ch->update();
00066
00067 return true;
00068 }
00069
00070 }
