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PDF renderer implementation supporting the subset of PDF 1.4 specification.

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package org.openpdf.renderer.function.postscript.operation;

import java.util.Stack;

final class Abs implements PostScriptOperation {
	@Override
	/**
	 * num1 abs num2 
	 *
	 * The type of the result is the same as the type of num1,
	 * unless num1 is the smallest (most negative) integer,
	 * in which case the result is a real number.

	 *
	 * errors: stackunderflow, typecheck
	 */
	public void eval(Stack