adding examples for eoBin & other stuff

eo/test/t-eobreeder.cpp

@@ -0,0 +1,65 @@
+//-----------------------------------------------------------------------------
+// t-eobreeder.cpp
+//-----------------------------------------------------------------------------
+
+#include <stdlib.h>  // srand
+#include <time.h>    // time
+#include <eo>        // eoBin, eoPop, eoBreeder
+
+//-----------------------------------------------------------------------------
+
+typedef eoBin<float> Chrom;
+
+//-----------------------------------------------------------------------------
+
+void binary_value(Chrom& chrom)
+{
+  float sum = 0;
+  for (unsigned i = 0; i < chrom.size(); i++)
+    if (chrom[i])
+      sum += pow(2, chrom.size() - i - 1);
+  chrom.fitness(sum);
+}
+
+//-----------------------------------------------------------------------------
+
+main()
+{
+  srand(time(NULL));
+
+  const unsigned POP_SIZE = 8, CHROM_SIZE = 4;
+  unsigned i;
+
+  eoUniform<Chrom::Type> uniform(false, true);
+  eoBinRandom<Chrom> random;
+  eoPop<Chrom> pop, pop2; 
+  
+  for (i = 0; i < POP_SIZE; i++)
+    {
+      Chrom chrom(CHROM_SIZE);
+      random(chrom);
+      binary_value(chrom);
+      pop.push_back(chrom);
+    }
+  
+  eoBinBitFlip<Chrom> bitflip;
+  eoBinCrossover<Chrom> xover;
+  eoBreeder<Chrom> breeder;
+  breeder.add(bitflip, 1.0);
+  breeder.add(xover, 1.0);
+
+  pop2 = pop;
+  breeder(pop2);
+   
+  for (i = 0; i < pop2.size(); i++)
+    binary_value(pop2[i]);
+
+  cout << "population: \tnew population" << endl;
+  for (i = 0; i < pop.size(); i++)
+    cout << pop[i] << " " << pop[i].fitness() << "     \t"
+	 << pop2[i] << " " << pop2[i].fitness() << endl;
+
+  return 0;
+}
+
+//-----------------------------------------------------------------------------