vmm3d.functions

Class Expression

java.lang.Object

vmm3d.functions.Function

vmm3d.functions.Expression

public class Expression
extends Function

Represents a real-valued expression. An expression can only be produced by a Parser. An expression is implemented as a Function that has no arguments (and no name).

See Also:

Parser.parseExpression(String)

Method Summary

Modifier and Type	Method and Description
double	value() Evaluate this expression (using an EvalStack that is unique to the current Thread).
double	value(EvalStack stack) Evaluate this expression using a stack provided as a parameter.

Methods inherited from class vmm3d.functions.Function

getArity, getName, setName, value, value

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

value

public double value()

Evaluate this expression (using an EvalStack that is unique to the current Thread).

value

public double value(EvalStack stack)

Evaluate this expression using a stack provided as a parameter.

Parameters:

stack - a non-null stack to be used for evaluating the expression.