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git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@232 331e1502-861f-0410-8da2-ba01fb791d7f
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liefooga 2007-04-13 15:05:07 +00:00
commit c8049ca6cd
51 changed files with 3899 additions and 3898 deletions
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branches/paradiseo-moeo-1.0/tutorials/lesson1/FlowShopOpMutationShift.h
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@ -23,63 +23,63 @@
class FlowShopOpMutationShift: public eoMonOp<FlowShop> {
public:
/**
* default constructor
*/
FlowShopOpMutationShift() {}
/**
* the class name (used to display statistics)
*/
string className() const {
return "FlowShopOpMutationShift";
}
/**
* modifies the parent with a shift mutation
* @param FlowShop & _genotype the parent genotype (will be modified)
*/
bool operator()(FlowShop & _genotype) {
bool isModified;
int direction;
unsigned tmp;
// schedulings
vector<unsigned> initScheduling = _genotype.getScheduling();
vector<unsigned> resultScheduling = initScheduling;
// computation of the 2 random points
unsigned point1, point2;
do {
point1 = rng.random(resultScheduling.size());
point2 = rng.random(resultScheduling.size());
} while (point1 == point2);
// direction
if (point1 < point2) direction = 1;
else direction = -1;
// mutation
tmp = resultScheduling[point1];
for(unsigned i=point1 ; i!=point2 ; i+=direction)
resultScheduling[i] = resultScheduling[i+direction];
resultScheduling[point2] = tmp;
// update (if necessary)
if (resultScheduling != initScheduling) {
// update
_genotype.setScheduling(resultScheduling);
// the genotype has been modified
isModified = true;
}
else {
// the genotype has not been modified
isModified = false;
/**
* default constructor
*/
FlowShopOpMutationShift() {}
/**
* the class name (used to display statistics)
*/
string className() const {
return "FlowShopOpMutationShift";
}
// return 'true' if the genotype has been modified
return isModified;
}
/**
* modifies the parent with a shift mutation
* @param FlowShop & _genotype the parent genotype (will be modified)
*/
bool operator()(FlowShop & _genotype) {
bool isModified;
int direction;
unsigned tmp;
// schedulings
vector<unsigned> initScheduling = _genotype.getScheduling();
vector<unsigned> resultScheduling = initScheduling;
// computation of the 2 random points
unsigned point1, point2;
do {
point1 = rng.random(resultScheduling.size());
point2 = rng.random(resultScheduling.size());
} while (point1 == point2);
// direction
if (point1 < point2) direction = 1;
else direction = -1;
// mutation
tmp = resultScheduling[point1];
for (unsigned i=point1 ; i!=point2 ; i+=direction)
resultScheduling[i] = resultScheduling[i+direction];
resultScheduling[point2] = tmp;
// update (if necessary)
if (resultScheduling != initScheduling) {
// update
_genotype.setScheduling(resultScheduling);
// the genotype has been modified
isModified = true;
}
else {
// the genotype has not been modified
isModified = false;
}
// return 'true' if the genotype has been modified
return isModified;
}
};