-- GENERATED by C->Haskell Compiler, version 0.16.3 Crystal Seed, 24 Jan 2009 (Haskell)
-- Edit the ORIGNAL .chs file instead!
{-# LINE 1 ".\\HGamer3D\\Bindings\\SFML\\Utils.chs" #-}{-# LANGUAGE ForeignFunctionInterface #-}
{-# LANGUAGE TypeSynonymInstances #-}
-- This source file is part of HGamer3D
-- (A project to enable 3D game development in Haskell)
-- For the latest info, see http://www.althainz.de/HGamer3D.html
--
-- (c) 2011, 2012 Peter Althainz
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Utils.hs
-- Marshalling Utilities
module HGamer3D.Bindings.SFML.Utils where
import C2HS
import Foreign
import Foreign.Ptr
import Foreign.C
import Monad (liftM, liftM2)
import HGamer3D.Data.HG3DClass
import HGamer3D.Data.Vector
import HGamer3D.Data.Colour
import HGamer3D.Data.Angle
-- String Conversion functions
--
withCUString b f = withCWString b (f . castPtr)
peekCUString = peekCWString . castPtr
alloc64k = allocaBytes (1024 * 64)
-- c2hs replacements of utility functions, to get rid of annoying c2hs
-- deprecated messages
-- Passing Enums
cIntFromEnum :: Enum a => a -> CInt
cIntFromEnum = cIntConv . fromEnum
cIntToEnum :: Enum a => CInt -> a
cIntToEnum = toEnum . cIntConv
-- Passing Booleans by reference
--
withBoolUtil :: (Integral a, Storable a) => Bool -> (Ptr a -> IO b) -> IO b
withBoolUtil = with . fromBool
peekBoolUtil :: (Integral a, Storable a) => Ptr a -> IO Bool
peekBoolUtil = liftM toBool . peek
-- Passing enums by reference
--
withEnumUtil :: (Enum a, Integral b, Storable b) => a -> (Ptr b -> IO c) -> IO c
withEnumUtil = with . cFromEnum
peekEnumUtil :: (Enum a, Integral b, Storable b) => Ptr b -> IO a
peekEnumUtil = liftM cToEnum . peek