Graphics.GLUtil.GLError

Miscellaneous utilities for dealing with OpenGL errors.

Documentation

printError :: IO ()

Check OpenGL error flags and print them on stderr.

printErrorMsg :: String -> IO ()

Check OpenGL error flags and print them on stderr with the given message as a prefix. If there are no errors, nothing is printed.

throwError :: IO ()

Throw an exception if there is an OpenGL error.

data GLError

An exception type for OpenGL errors.

Instances

Show GLError

Methods

showsPrec :: Int -> GLError -> ShowS

show :: GLError -> String

showList :: [GLError] -> ShowS

Exception GLError

Methods

toException :: GLError -> SomeException

fromException :: SomeException -> Maybe GLError

displayException :: GLError -> String

throwErrorMsg :: String -> IO ()

Throw an exception if there is an OpenGL error. The exception's error message is prefixed with the supplied String.