/// <summary>
/// Calculates and adds the income of all resources to the amount available
/// </summary>
private void processIncome()
{
resourceAmount[0] += resourceBaseIncome[0] - resourceUpkeep[0]; //FOOD income
resourceAmount[1] += resourceBaseIncome[1] - resourceUpkeep[1]; //WOOD income
resourceAmount[2] += resourceBaseIncome[2] - resourceUpkeep[2]; //GOLD income
//Update the UI
resourceUI.updateText(resourceAmount, resourceBaseIncome, resourceUpkeep);
}