Designing our game

Now that we have chosen the entity component system approach and created a world that will be populated by them, let's think about the needs. Following table summarizes the needs:

Entity	Parent	Specificities
Entity		This can move This can be drawn This can collide with another entity
Player	Entity	This can shoot This is controlled by inputs This can collide with everything except the one it shoots
Enemy	Entity	This can be destroyed by shooting This gets the player some points when destroyed by shooting
Saucer	Enemy	This has a bigger chance to spawn a small saucer when the point number increases This can collide with everything except saucer shoots
BigSaucer	Saucer	This has a special skin
SmallSaucer	Saucer	This can shoot the Player entity This has a special skin
Meteors	Enemy	This can collide with everything except other meteors
BigMeteor	Meteors	This splits into some MediumMeteor when destroyed This has a special skin...