{-# LANGUAGE FlexibleInstances, FlexibleContexts, TypeFamilies, MultiParamTypeClasses, OverlappingInstances, IncoherentInstances #-} module HROOT.Core.TArray.Cast where import Foreign.Ptr import FFICXX.Runtime.Cast import System.IO.Unsafe import HROOT.Core.TArray.RawType import HROOT.Core.TArray.Interface instance (ITArray a, FPtr a) => Castable (a) (Ptr RawTArray) where cast :: forall r. a -> (Ptr RawTArray -> IO r) -> IO r cast a x Ptr RawTArray -> IO r f = Ptr RawTArray -> IO r f (Ptr (Raw a) -> Ptr RawTArray forall a b. Ptr a -> Ptr b castPtr (a -> Ptr (Raw a) forall a. FPtr a => a -> Ptr (Raw a) get_fptr a x)) uncast :: forall r. Ptr RawTArray -> (a -> IO r) -> IO r uncast Ptr RawTArray x a -> IO r f = a -> IO r f (Ptr (Raw a) -> a forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawTArray -> Ptr (Raw a) forall a b. Ptr a -> Ptr b castPtr Ptr RawTArray x)) instance () => Castable (TArray) (Ptr RawTArray) where cast :: forall r. TArray -> (Ptr RawTArray -> IO r) -> IO r cast TArray x Ptr RawTArray -> IO r f = Ptr RawTArray -> IO r f (Ptr RawTArray -> Ptr RawTArray forall a b. Ptr a -> Ptr b castPtr (TArray -> Ptr (Raw TArray) forall a. FPtr a => a -> Ptr (Raw a) get_fptr TArray x)) uncast :: forall r. Ptr RawTArray -> (TArray -> IO r) -> IO r uncast Ptr RawTArray x TArray -> IO r f = TArray -> IO r f (Ptr (Raw TArray) -> TArray forall a. FPtr a => Ptr (Raw a) -> a cast_fptr_to_obj (Ptr RawTArray -> Ptr RawTArray forall a b. Ptr a -> Ptr b castPtr Ptr RawTArray x))