From atomicstryker dynamiclights mod for Minecraft

1. BurningEntitiesLightSource -> Living Entities that burst into flames! Multithreaded! expensive
2. ChargingCreeperLightSource -> Creepers about to explode light up! cheap
3. DroppedItemsLightSource -> Dropped Items in the world. Also when they're on fire. Multithreaded! expensive
4. PlayerSelfLightSource -> Handheld Items and Armor on yourself. Also when you're on fire. cheap
5. PlayerOthersLightSource -> Handheld Items and Armor on others. Also when they're on fire. Multithreaded! fairly cheap