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java.lang.Objectec.cgp.Evaluator
public class Evaluator
Interprets the program encoded by an individual's genome, and evaluates the results of the program with the given inputs.
Field Summary | |
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(package private) static boolean |
DEBUG
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(package private) static int |
evals
counter to track number of node evaluations performed. |
static java.util.List<java.util.Map<java.lang.Integer,java.lang.String>> |
expressionMap
maps String representations of node sub-expressions to their node numbers. |
static Functions |
functions
functions are loaded during setup. |
static java.util.List<java.util.Map<java.lang.Integer,java.lang.Object>> |
nodeMap
maps node evaluations to their node numbers. |
Constructor Summary | |
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Evaluator()
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Method Summary | |
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static void |
add(boolean expression,
java.lang.StringBuffer sb,
java.lang.String msg)
Appends the given string to the given expression. |
static void |
debug(java.lang.String msg)
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private static java.lang.Object |
evalNode(int threadNum,
boolean expression,
java.lang.Object[] inputs,
java.lang.StringBuffer expr,
java.lang.Object genome,
int nodeNum,
VectorSpeciesCGP s)
Computes the result of evaluating the given node. |
static java.lang.Object[] |
evaluate(ec.EvolutionState state,
int threadNum,
java.lang.Object[] inputs,
VectorIndividualCGP ind)
Evaluate the genome against the given inputs. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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static boolean DEBUG
static int evals
public static java.util.List<java.util.Map<java.lang.Integer,java.lang.Object>> nodeMap
public static java.util.List<java.util.Map<java.lang.Integer,java.lang.String>> expressionMap
public static Functions functions
Constructor Detail |
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public Evaluator()
Method Detail |
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public static java.lang.Object[] evaluate(ec.EvolutionState state, int threadNum, java.lang.Object[] inputs, VectorIndividualCGP ind)
inputs
- inputs used to evaluate genomeind
- the current individual
private static java.lang.Object evalNode(int threadNum, boolean expression, java.lang.Object[] inputs, java.lang.StringBuffer expr, java.lang.Object genome, int nodeNum, VectorSpeciesCGP s)
threadNum
- The current thread number.expression
- If true, compute the string representation of the
sub-expression represented by this node.inputs
- The input values for this evaluation.expr
- Storage for the String-representation of the entire expression.genome
- The current genome.nodeNum
- The node number we are evaluating.s
- The CGP species
public static void add(boolean expression, java.lang.StringBuffer sb, java.lang.String msg)
expression
- If true, append; otherwise, ignore.sb
- The target expression.msg
- The snippet to append to the target.public static void debug(java.lang.String msg)
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