Blubber.Server.ViewPort

Documentation

data ViewPort

A ViewPort is the part of the World that a client is privy to.

Constructors

MkViewPort

Fields

viewPos :: Vector

The absolute position of the ViewPort

viewWidth :: Double

The width of the ViewPort.

viewHeight :: Double

The height of the ViewPort.

visiblePlayers :: Map String Entity

The visible PlayerBlobs in the ViewPort.

visibleNeutrals :: [Entity]

The visible NeutralBlobs in the ViewPort.

Instances

Eq ViewPort

Show ViewPort

Generic ViewPort

Serialize ViewPort

ViewPort uses a Serialize instance to encode its data.

type Rep ViewPort

mkViewPort :: World -> String -> ViewPort

Make a ViewPort for the passed in client's Entity. If they don't have an Entity, then we'll just give them the entire World via worldViewPort. The ViewPort also includes the mass of the player's own Entity.

getVisiblePlayers :: Map String Entity -> Vector -> Double -> Map String Entity

Figure out which PlayerBlobs are visible to a client, based on their position and radius.

getVisibles :: Set Entity -> Vector -> Double -> Set Entity

Figure out which NeutralBlobs are visible to a client, based on their position and radius.

worldViewPort :: World -> ViewPort

Make a ViewPort of essentieally the whole World and all its Entitys.

viewPort :: World -> String -> ViewPort