picasso.parser.language.expressions
Class Log

java.lang.Object
  extended by picasso.parser.language.ExpressionTreeNode
      extended by picasso.parser.language.expressions.UnaryFunction
          extended by picasso.parser.language.expressions.Log
All Implemented Interfaces:
EvaluatableExpression

public class Log
extends UnaryFunction

Represents the log function

Author:
Stuart Vassey

Constructor Summary
Log(ExpressionTreeNode param)
           
 
Method Summary
 RGBColor evaluate(double x, double y)
          Evaluate this expression, given x and y
 
Methods inherited from class picasso.parser.language.expressions.UnaryFunction
toString
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Log

public Log(ExpressionTreeNode param)
Method Detail

evaluate

public RGBColor evaluate(double x,
                         double y)
Description copied from class: ExpressionTreeNode
Evaluate this expression, given x and y

Specified by:
evaluate in interface EvaluatableExpression
Specified by:
evaluate in class ExpressionTreeNode
Returns:
the result of evaluating the expression