public void UpdateHealthBar(UnitCommander unitCmd)
{
int instId = unitCmd.GetInstanceID();
Transform healthBarT = null;
if (!healthBarDict.ContainsKey(instId)){
healthBarT = Instantiate(healthBarPrefab);
healthBarT.SetParent(canvas);
healthBarDict.Add(instId, healthBarT);
}else{
healthBarT = healthBarDict[instId];
}
Vector2 aboveHeadPosition = Camera.main.WorldToScreenPoint(unitCmd.transform.position);
aboveHeadPosition.y += 25;
healthBarT.position = aboveHeadPosition;
float health = unitCmd.health / (float) unitCmd.maxHealth;
healthBarT.GetComponent<HealthBar>().UpdateBar(health, HealthToColor(health));
}
