/* Provides a means to play a from selection random sounds, but lock to one sound per frame and boost it's volume for multiple calls */
public void addRandom(String key, Array <string> choices, double volume = 1.0)
{
if (groups.ContainsKey(key) == false)
{
groups[key] = choices[(int)((Math.random() * choices.length)) >> 0];
}
add(groups[key], volume);
}
/* Play a random sound immediately instead of waiting for the update */
public void playRandom(Array <string> choices, double volume = 1.0)
{
var key = choices[(int)((Math.random() * choices.length)) >> 0];
SoundManager.playSound(key, volume);
}