public void RemoveUnit(GameUnit unit)
{
int index = unit.GetTileY() * mainGraph.Width + unit.GetTileX();
mainGraph.nodes[index].Walkable = true;
mainUnits.Remove(unit);
switch (unit.unitType)
{
case UnitType.Character:
GameCharacter character = (GameCharacter)unit;
character.owningPlayer.RemoveCharacter(character);
mainCharacters.Remove(unit);
break;
}
unit.currTile.currUnit = null;
Destroy(unit.gameObject);
}