System.Hardware.Linux.SpaceNav

Interpret events from a SpaceNavigator <http://www.3dconnexion.com/products/spacemouse/spacenavigator.html>.

Types and sizes

data SpaceNav

SpaceNavigator data.

Constructors

SpaceNavButton

Fields

• timestamp :: Integer

  The event timestamp, in POSIX picoseconds.

• number :: Int

  The button number.

• pressed :: Bool

  Whether the button is depressed.

SpaceNavAnalog

Fields

• timestamp :: Integer

  The event timestamp, in POSIX picoseconds.

• number :: Int

  The button number.

• setting :: Double

  The data value.

SpaceNavNull

Instances

Eq SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

(==) :: SpaceNav -> SpaceNav -> Bool

(/=) :: SpaceNav -> SpaceNav -> Bool

Ord SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

compare :: SpaceNav -> SpaceNav -> Ordering

(<) :: SpaceNav -> SpaceNav -> Bool

(<=) :: SpaceNav -> SpaceNav -> Bool

(>) :: SpaceNav -> SpaceNav -> Bool

(>=) :: SpaceNav -> SpaceNav -> Bool

max :: SpaceNav -> SpaceNav -> SpaceNav

min :: SpaceNav -> SpaceNav -> SpaceNav

Read SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

readsPrec :: Int -> ReadS SpaceNav

readList :: ReadS [SpaceNav]

readPrec :: ReadPrec SpaceNav

readListPrec :: ReadPrec [SpaceNav]

Show SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

showsPrec :: Int -> SpaceNav -> ShowS

show :: SpaceNav -> String

showList :: [SpaceNav] -> ShowS

Generic SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Associated Types

type Rep SpaceNav :: Type -> Type

Methods

from :: SpaceNav -> Rep SpaceNav x

to :: Rep SpaceNav x -> SpaceNav

ToJSON SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

toJSON :: SpaceNav -> Value

toEncoding :: SpaceNav -> Encoding

toJSONList :: [SpaceNav] -> Value

toEncodingList :: [SpaceNav] -> Encoding

FromJSON SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

parseJSON :: Value -> Parser SpaceNav

parseJSONList :: Value -> Parser [SpaceNav]

Binary SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

put :: SpaceNav -> Put

get :: Get SpaceNav

putList :: [SpaceNav] -> Put

Serialize SpaceNav

Defined in System.Hardware.Linux.SpaceNav

Methods

put :: Putter SpaceNav

get :: Get SpaceNav

type Rep SpaceNav

Defined in System.Hardware.Linux.SpaceNav

type Rep SpaceNav = D1 (MetaData "SpaceNav" "System.Hardware.Linux.SpaceNav" "kafka-device-spacenav-1.0.2.1-JCBs2JqljdxJ0L8gkSMVLG" False) (C1 (MetaCons "SpaceNavButton" PrefixI True) (S1 (MetaSel (Just "timestamp") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Integer) :*: (S1 (MetaSel (Just "number") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Int) :*: S1 (MetaSel (Just "pressed") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Bool))) :+: (C1 (MetaCons "SpaceNavAnalog" PrefixI True) (S1 (MetaSel (Just "timestamp") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Integer) :*: (S1 (MetaSel (Just "number") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Int) :*: S1 (MetaSel (Just "setting") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 Double))) :+: C1 (MetaCons "SpaceNavNull" PrefixI False) (U1 :: Type -> Type)))

byteLength :: Integral a => a

The number of bytes in an input event.

Event handling

interpretSpaceNav

Arguments

:: ByteString

The bytes from devinput.

-> SpaceNav

The corresponding SpaceNavigator data.

Interpret SpaceNavigator event bytes on a Linux input deviceThis interpretation is based on <https://github.com/vrpn/vrpn/blob/master/vrpn_3DConnexion.h> and <https://github.com/vrpn/vrpn/blob/master/vrpn_3DConnexion.c>.

readSpaceNav

Arguments

:: FilePath

The SpaceNavigator device, e.g., "/dev/input/spacenav0".

-> IO [SpaceNav]

Action to read the SpaceNavigator data.

Read a stream of SpaceNavigator data.