{-# LANGUAGE EmptyDataDecls, ExistentialQuantification, FlexibleContexts, FlexibleInstances, ForeignFunctionInterface, MultiParamTypeClasses, ScopedTypeVariables, TypeFamilies, TypeSynonymInstances #-} module HROOT.Graf.TCutG.Interface where import Data.Word import Data.Int import Foreign.C import Foreign.Ptr import FFICXX.Runtime.Cast import HROOT.Graf.TCutG.RawType import HROOT.Hist.TGraph.Interface class (ITGraph a) => ITCutG a where upcastTCutG :: forall a . (FPtr a, ITCutG a) => a -> TCutG upcastTCutG :: forall a. (FPtr a, ITCutG a) => a -> TCutG upcastTCutG a h = let fh :: Ptr (Raw a) fh = a -> Ptr (Raw a) forall a. FPtr a => a -> Ptr (Raw a) get_fptr a h Ptr RawTCutG fh2 :: Ptr RawTCutG = Ptr (Raw a) -> Ptr RawTCutG forall a b. Ptr a -> Ptr b castPtr Ptr (Raw a) fh in Ptr (Raw TCutG) -> TCutG forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw TCutG) Ptr RawTCutG fh2 downcastTCutG :: forall a . (FPtr a, ITCutG a) => TCutG -> a downcastTCutG :: forall a. (FPtr a, ITCutG a) => TCutG -> a downcastTCutG TCutG h = let fh :: Ptr (Raw TCutG) fh = TCutG -> Ptr (Raw TCutG) forall a. FPtr a => a -> Ptr (Raw a) get_fptr TCutG h fh2 :: Ptr (Raw a) fh2 = Ptr RawTCutG -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr (Raw TCutG) Ptr RawTCutG fh in Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj Ptr (Raw a) fh2