{-# LANGUAGE ExistentialQuantification #-} module Types.Tangible where import Physics.Classes import Types.Player import Types.Cast import Types.PowerUp import Types.Map -- wrapper type for everything that can be collided with. data Tangible = TPlayer Pituicat | TCast Cast | TPowerUp PowerUp | TTile Tile instance Show Tangible where show (TPlayer a) = show a show (TCast a) = show a show (TPowerUp a) = show a show (TTile a) = show a instance Mass Tangible where mass (TPlayer a) = mass a mass (TCast a) = mass a mass (TPowerUp a) = mass a mass (TTile a) = mass a acceleration (TPlayer a) = acceleration a acceleration (TCast a) = acceleration a acceleration (TPowerUp a) = acceleration a acceleration (TTile a) = acceleration a accelerationUpdater (TPlayer a) = TPlayer . accelerationUpdater a accelerationUpdater (TCast a) = TCast . accelerationUpdater a accelerationUpdater (TPowerUp a) = TPowerUp . accelerationUpdater a accelerationUpdater (TTile a) = TTile . accelerationUpdater a velocity (TPlayer a) = velocity a velocity (TCast a) = velocity a velocity (TPowerUp a) = velocity a velocity (TTile a) = velocity a velocityUpdater (TPlayer a) = TPlayer . velocityUpdater a velocityUpdater (TCast a) = TCast . velocityUpdater a velocityUpdater (TPowerUp a) = TPowerUp . velocityUpdater a velocityUpdater (TTile a) = TTile . velocityUpdater a position (TPlayer a) = position a position (TCast a) = position a position (TPowerUp a) = position a position (TTile a) = position a positionUpdater (TPlayer a) = TPlayer . positionUpdater a positionUpdater (TCast a) = TCast . positionUpdater a positionUpdater (TPowerUp a) = TPowerUp . positionUpdater a positionUpdater (TTile a) = TTile . positionUpdater a instance Collidible Tangible where boundary (TPlayer c) = boundary c boundary (TCast c) = boundary c boundary (TPowerUp c) = boundary c boundary (TTile c) = boundary c collisionCheck dt (TPlayer c1) c2 = collisionCheck dt c1 c2 collisionCheck dt (TCast c1) c2 = collisionCheck dt c1 c2 collisionCheck dt (TPowerUp c1) c2 = collisionCheck dt c1 c2 collisionCheck dt (TTile c1) c2 = collisionCheck dt c1 c2 collide (TPlayer c1) res dt = TPlayer $ collide c1 res dt collide (TCast c1) res dt = TCast $ collide c1 res dt collide (TPowerUp c1) res dt = TPowerUp $ collide c1 res dt collide (TTile c1) res dt = TTile $ collide c1 res dt