/** Builds a Push Interpreter suitable for interpreting the Program given in getProgram(). */
public Interpreter GetInterpreter(IEvolutionState state, GPIndividual ind, int threadnum)
{
// create an Interpreter with an IMersenneTwister RNG
Interpreter interpreter = new Interpreter(state.Random[threadnum]);
// Find the function set
GPFunctionSet set = ind.Trees[0].Constraints((GPInitializer)(state.Initializer)).FunctionSet;
GPNode[] terminals = set.Terminals[0]; // only one type we assume
// dump the additional instructions into the interpreter
foreach (GPNode t in terminals)
{
if (t is Terminal) // maybe has some instructions?
{
// This code is here rather than (more appropriately) in Terminal so that we can
// free up Terminal from being reliant on the underlying library.
Terminal op = (Terminal)(t);
PushInstruction[] customInstructions = op.CustomInstructions;
int[] indices = op.Indices;
String[] instructions = op.Instructions;
for (int j = 0; j < customInstructions.Length; j++)
{
Console.Error.WriteLine(instructions[indices[j]]);
interpreter.AddInstruction(instructions[indices[j]],
(PushInstruction)customInstructions[j].Clone()); // or should this be DefineInstruction?
}
}
}
// all done
return(interpreter);
}
