picasso.parser.language.expressions
Class Clamp

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

public class Clamp
extends UnaryFunction

Represents the value restricting function clamp

Author:
Stuart Vassey

Constructor Summary
Clamp(ExpressionTreeNode param)
           
 
Method Summary
 double checkValue(double val)
           
 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

Clamp

public Clamp(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

checkValue

public double checkValue(double val)