public void setup(final EvolutionState state, final Parameter base) {
super.setup(state, base);
Parameter def = defaultBase();
double val = state.parameters.getDouble(base.push(P_SIZE), def.push(P_SIZE), 1.0);
if (val < 1.0)
state.output.fatal("Tournament size must be >= 1.", base.push(P_SIZE), def.push(P_SIZE));
else if (val > 1 && val < 2) // pick with probability
{
size = 2;
probabilityOfSelection = (val / 2);
} else if (val != (int) val) // it's not an integer
state.output.fatal(
"If >= 2, Tournament size must be an integer.", base.push(P_SIZE), def.push(P_SIZE));
else {
size = (int) val;
probabilityOfSelection = 1.0;
}
val = state.parameters.getDouble(base.push(P_SIZE2), def.push(P_SIZE2), 1.0);
if (val < 1.0)
state.output.fatal("Tournament size2 must be >= 1.", base.push(P_SIZE2), def.push(P_SIZE2));
else if (val > 1 && val < 2) // pick with probability
{
size2 = 2;
probabilityOfSelection2 = (val / 2);
} else if (val != (int) val) // it's not an integer
state.output.fatal(
"If >= 2, Tournament size2 must be an integer.", base.push(P_SIZE2), def.push(P_SIZE2));
else {
size2 = (int) val;
probabilityOfSelection2 = 1.0;
}
doLengthFirst =
state.parameters.getBoolean(base.push(P_DOLENGTHFIRST), def.push(P_DOLENGTHFIRST), true);
pickWorst = state.parameters.getBoolean(base.push(P_PICKWORST), def.push(P_PICKWORST), false);
pickWorst2 =
state.parameters.getBoolean(base.push(P_PICKWORST2), def.push(P_PICKWORST2), false);
}
