// Makes sure that RecalculateValue only performs
// some operations once per frame and no more.
static private var lastRecalculation = -1;
static function RecalculateValue () {
if (lastRecalculation == Time.frameCount)
return;
ProcessData.AndDoSomeCalculations();
}

using UnityEngine;
using System.Collections;

public class example : MonoBehaviour {
private static int lastRecalculation = -1;
static void RecalculateValue() {
if (lastRecalculation == Time.frameCount)
return;

ProcessData.AndDoSomeCalculations();
}
}

import UnityEngine
import System.Collections

class example(MonoBehaviour):

private static lastRecalculation as int = (-1)

static def RecalculateValue():
if lastRecalculation == Time.frameCount:
return
ProcessData.AndDoSomeCalculations()