Leap Namespace Reference

Classes
class	Arm
	The Arm class represents the forearm. More...
class	Bone
	The Bone class represents a tracked bone. More...
class	CircleGesture
	The CircleGesture classes represents a circular finger movement. More...
class	Config
	The Config class provides access to Leap Motion system configuration information. More...
class	Controller
	The Controller class is your main interface to the Leap Motion Controller. More...
class	Device
	The Device class represents a physically connected device. More...
class	DeviceList
	The DeviceList class represents a list of Device objects. More...
class	FailedDevice
	The FailedDevice class provides information about Leap Motion hardware that has been physically connected to the client computer, but is not operating correctly. More...
class	FailedDeviceList
	The list of FailedDevice objects contains an entry for every failed Leap Motion hardware device connected to the client computer. More...
class	Finger
	The Finger class represents a tracked finger. More...
class	FingerList
	The FingerList class represents a list of Finger objects. More...
struct	FloatArray
	The FloatArray struct is used to allow the returning of native float arrays without requiring dynamic memory allocation. More...
class	Frame
	The Frame class represents a set of hand and finger tracking data detected in a single frame. More...
class	Gesture
	The Gesture class represents a recognized movement by the user. More...
class	GestureList
	The GestureList class represents a list of Gesture objects. More...
class	Hand
	The Hand class reports the physical characteristics of a detected hand. More...
class	HandList
	The HandList class represents a list of Hand objects. More...
class	Image
	The Image class represents a single image from one of the Leap Motion cameras. More...
class	ImageList
	The ImageList class represents a list of Image objects. More...
class	InteractionBox
	The InteractionBox class represents a box-shaped region completely within the field of view of the Leap Motion controller. More...
class	KeyTapGesture
	The KeyTapGesture class represents a tapping gesture by a finger or tool. More...
class	Listener
	The Listener class defines a set of callback functions that you can override in a subclass to respond to events dispatched by the Controller object. More...
struct	Matrix
	The Matrix struct represents a transformation matrix. More...
class	Pointable
	The Pointable class reports the physical characteristics of a detected finger or tool. More...
class	PointableList
	The PointableList class represents a list of Pointable objects. More...
class	ScreenTapGesture
	The ScreenTapGesture class represents a tapping gesture by a finger or tool. More...
class	SwipeGesture
	The SwipeGesture class represents a swiping motion a finger or tool. More...
class	Tool
	The Tool class represents a tracked tool. More...
class	ToolList
	The ToolList class represents a list of Tool objects. More...
struct	Vector
	The Vector struct represents a three-component mathematical vector or point such as a direction or position in three-dimensional space. More...

Enumerations
enum	MessageSeverity
	Reports whether the message is for a severe failure, a recoverable warning, or a status change. More...

Variables
static const float	DEG_TO_RAD = 0.0174532925f
	The constant ratio to convert an angle measure from degrees to radians. More...
static const float	EPSILON = 1.192092896e-07f
	The difference between 1 and the least value greater than 1 that is representable as a float. More...
static const float	PI = 3.1415926536f
	The constant pi as a single precision floating point number. More...
static const float	RAD_TO_DEG = 57.295779513f
	The constant ratio to convert an angle measure from radians to degrees. More...

Enumeration Type Documentation

enum MessageSeverity

Reports whether the message is for a severe failure, a recoverable warning, or a status change.

Since

3.0

Enumerator
MESSAGE_UNKNOWN	Unknown severity, indicates an error. The rest of the data may be invalid.
MESSAGE_CRITICAL	A problem severe enough to stop tracking.
MESSAGE_WARNING	A correctable issue or status that can impact tracking.
MESSAGE_INFORMATION	A verbose, informational message.

Variable Documentation

const float DEG_TO_RAD = 0.0174532925f

static

The constant ratio to convert an angle measure from degrees to radians.

Multiply a value in degrees by this constant to convert to radians.

Since

1.0

const float EPSILON = 1.192092896e-07f

static

The difference between 1 and the least value greater than 1 that is representable as a float.

Since

2.0

const float PI = 3.1415926536f

static

The constant pi as a single precision floating point number.

Since

1.0

const float RAD_TO_DEG = 57.295779513f

static

The constant ratio to convert an angle measure from radians to degrees.

Multiply a value in radians by this constant to convert to degrees.

Since

1.0