diff options
Diffstat (limited to 'src/jcgp/modules/fitness/TruthTableEvaluator.java')
-rw-r--r-- | src/jcgp/modules/fitness/TruthTableEvaluator.java | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/jcgp/modules/fitness/TruthTableEvaluator.java b/src/jcgp/modules/fitness/TruthTableEvaluator.java new file mode 100644 index 0000000..a69de96 --- /dev/null +++ b/src/jcgp/modules/fitness/TruthTableEvaluator.java @@ -0,0 +1,30 @@ +package jcgp.modules.fitness; + +import jcgp.TruthTable; +import jcgp.parameters.Parameters; +import jcgp.population.Population; + +public class TruthTableEvaluator implements FitnessFunction { + + @Override + public void evaluate(Population population) { + // for every chromosome in the population + for (int i = 0; i < Parameters.getPopulationSize(); i++) { + int fitness = 0; + // for every test case + for (int t = 0; t < TruthTable.getTestCaseCount(); t++) { + population.getChromosome(i).setInputs(TruthTable.getTestCase(t).getInputs()); + // check every output + for (int o = 0; o < Parameters.getOutputs(); o++) { + if (population.getChromosome(i).getOutput(o).calculate() == TruthTable.getTestCase(t).getOutput(o)) { + fitness++; + } + } + } + population.getChromosome(i).setFitness(fitness); + if (Parameters.getDebug()) { + System.out.println("active nodes: " + population.getChromosome(i).getActiveNodes().size()); + } + } + } +} |