pituicat/src/Types/Player.hs

module Types.Player where

import qualified Graphics.Rendering.OpenGL as GL

import Linear

import qualified Data.Vector as V

-- internal imports

import Classes.Graphics.Drawable
import Classes.Graphics.Bindable
import Classes.Prop

import Types.Graphics.VertexBuffer
import Types.Texture

data Pituicat = Pituicat
  { pcPos  :: V2 Double
  , pcVel :: V2 Double
  , pcAcc :: V2 Double
  , pcHealth :: Int
  , pcTexture :: Texture
  }

instance Drawable Pituicat where

  toVertices (Pituicat pos@(V2 x y) _ _ _ tex) =
    ( V.fromList [0, 1, 2, 2, 3, 0]
    , V.fromList
      [ newVertex
        (V3 (realToFrac x - 25) (realToFrac y - 25) 0)
        (V4 1 1 1 1)
        (V2 0 (1 - 50 / 1024))
        1
      , newVertex
        (V3 (realToFrac x + 25) (realToFrac y - 25) 0)
        (V4 1 1 1 1)
        (V2 (50 / 1024) (1 - 50 / 1024))
        1
      , newVertex
        (V3 (realToFrac x + 25) (realToFrac y + 25) 0)
        (V4 1 1 1 1)
        (V2 (50 / 1024) 1)
        1
      , newVertex
        (V3 (realToFrac x - 25) (realToFrac y + 25) 0)
        (V4 1 1 1 1)
        (V2 0 1)
        1
      ]
    )

instance Prop Pituicat where

  residentLayer _ = 0

  bindPropTexture = bind . pcTexture