Controller

APIs for the direct access to the Controller system. More...

Classes

	Name
struct	MLControllerConfiguration
struct	MLControllerStream A structure containing information about the tracking-stream of this controller.
struct	MLControllerState A structure containing information about the current state of this controller.
struct	MLControllerStateEx A structure containing information about the current state of this controller.
struct	MLControllerSystemState A structure containing information about the current state of the controller system.
struct	MLControllerSystemStateEx A structure containing information about the current state of the controller system.

Types

	Name
typedef struct MLControllerConfiguration	MLControllerConfiguration
typedef struct MLControllerStream	MLControllerStream A structure containing information about the tracking-stream of this controller.
typedef struct MLControllerState	MLControllerState A structure containing information about the current state of this controller.
typedef struct MLControllerStateEx	MLControllerStateEx A structure containing information about the current state of this controller.
typedef struct MLControllerSystemState	MLControllerSystemState A structure containing information about the current state of the controller system.
typedef struct MLControllerSystemStateEx	MLControllerSystemStateEx A structure containing information about the current state of the controller system.

Enums

	Name
enum	MLControllerMode { Deprecated_Mode_0 = 0, Deprecated_Mode_1 = 1, MLControllerMode_Fused6Dof = 2, MLControllerMode_Count, MLControllerMode_Ensure32Bits = 0x7FFFFFFF } A set of possible tracking modes for the Controller system.
enum	Anonymous Enum 7 { MLController_MaxActive = 1 }
enum	MLControllerCalibAccuracy { MLControllerCalibAccuracy_Bad = 0, MLControllerCalibAccuracy_Low = 1, MLControllerCalibAccuracy_Medium = 2, MLControllerCalibAccuracy_High = 3, MLControllerCalibAccuracy_Ensure32Bits = 0x7FFFFFFF } Calibration Accuracy levels for controller.
enum	MLControllerStatus { MLControllerStatus_NotActive = 0, MLControllerStatus_Active_Rotation_Only = 1, MLControllerStatus_Active = 2, MLControllerStatus_Ensure32Bits = 0x7FFFFFFF } Stream mode for controller stream.

Functions

	Name
void	MLControllerSystemStateExInit(MLControllerSystemStateEx * inout_attr) Initializes values for MLControllerSystemStateEx.
MLResult	MLControllerCreateEx(const MLControllerConfiguration mode, MLHandle out_handle) Creates a controller tracker.
MLResult	MLControllerDestroy(MLHandle tracker) Destroys a controller tracker.
MLResult	MLControllerGetState(MLHandle handle, struct MLControllerSystemState * out_state) Return the most recent controller state.
MLResult	MLControllerGetStateEx(MLHandle handle, MLControllerSystemStateEx * out_state) Return the most recent controller state.

Detailed Description

APIs for the direct access to the Controller system.

Shared Object:

• perception.magicleap*

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Enums Documentation

MLControllerMode

Enumerator	Value	Description
Deprecated_Mode_0	0
Deprecated_Mode_1	1
MLControllerMode_Fused6Dof	2	High quality 6 degrees of freedom tracking (position and orientation).
MLControllerMode_Count		Count of number of modes.
MLControllerMode_Ensure32Bits	0x7FFFFFFF	Ensure enum is represented as 32 bits.

A set of possible tracking modes for the Controller system.

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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Anonymous Enum 7

Enumerator	Value	Description
MLController_MaxActive	1	Maximum number of active Controllers.

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MLControllerCalibAccuracy

Enumerator	Value	Description
MLControllerCalibAccuracy_Bad	0	CalAccuracy is Bad.
MLControllerCalibAccuracy_Low	1	CalAccuracy is Low.
MLControllerCalibAccuracy_Medium	2	CalAccuracy is Medium.
MLControllerCalibAccuracy_High	3	CalAccuracy is High.
MLControllerCalibAccuracy_Ensure32Bits	0x7FFFFFFF	Ensure enum is represented as 32 bits.

Calibration Accuracy levels for controller.

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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MLControllerStatus

Enumerator	Value	Description
MLControllerStatus_NotActive	0	Controller stream is not active.
MLControllerStatus_Active_Rotation_Only	1	Controller stream is active (rotation only).
MLControllerStatus_Active	2	Controller stream is active (both position and rotation).
MLControllerStatus_Ensure32Bits	0x7FFFFFFF	Ensure enum is represented as 32 bits.

Stream mode for controller stream.

API Level:

• 21

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Types Documentation

MLControllerConfiguration

typedef struct MLControllerConfiguration MLControllerConfiguration;

A structure to configure controller's tracking-modes.

More Info

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MLControllerStream

typedef struct MLControllerStream MLControllerStream;

A structure containing information about the tracking-stream of this controller.

More Info

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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MLControllerState

typedef struct MLControllerState MLControllerState;

A structure containing information about the current state of this controller.

More Info

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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MLControllerStateEx

typedef struct MLControllerStateEx MLControllerStateEx;

A structure containing information about the current state of this controller.

More Info

API Level:

• 21

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MLControllerSystemState

typedef struct MLControllerSystemState MLControllerSystemState;

A structure containing information about the current state of the controller system.

More Info

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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MLControllerSystemStateEx

typedef struct MLControllerSystemStateEx MLControllerSystemStateEx;

A structure containing information about the current state of the controller system.

More Info

API Level:

• 21

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Functions Documentation

MLControllerSystemStateExInit

static inline void MLControllerSystemStateExInit(
    MLControllerSystemStateEx * inout_attr
)

Initializes values for MLControllerSystemStateEx.

Parameters

MLControllerSystemStateEx *	inout_attr	The object to initialize.

API Level:

• 21

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MLControllerCreateEx

MLResult MLControllerCreateEx(
    const MLControllerConfiguration * mode,
    MLHandle * out_handle
)

Creates a controller tracker.

Parameters

const MLControllerConfiguration *	mode	A pointer to MLControllerConfiguration struct which contains the tracking modes to use for this session.
MLHandle *	out_handle	A pointer to an MLHandle which will the handle to the controller tracker. If this operation fails, out_handle will be ML_INVALID_HANDLE.

Returns

MLResult	MLResult_InvalidParam	Failed to create a controller tracker due to an invalid input parameter.
MLResult	MLResult_Ok	Controller Succesfully created a controller tracker.
MLResult	MLResult_PerceptionSystemNotStarted	Perception System has not been started.
MLResult	MLResult_PermissionDenied	Failed to create a controller tracker due to lack of permission.

Required Permissions:

• None

API Level:

• 4

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MLControllerDestroy

MLResult MLControllerDestroy(
    MLHandle tracker
)

Destroys a controller tracker.

Parameters

MLHandle	tracker	MLHandle to the tracker created by MLControllerCreateEx().

Returns

MLResult	MLResult_Ok	Successfully destroyed the controller tracker.
MLResult	MLResult_PerceptionSystemNotStarted	Perception System has not been started.
MLResult	MLResult_UnspecifiedFailure	Failed to destroy the controller tracker due to an unknown error.

Required Permissions:

• None

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MLControllerGetState

MLResult MLControllerGetState(
    MLHandle handle,
    struct MLControllerSystemState * out_state
)

Return the most recent controller state.

Parameters

MLHandle	handle	Handle to the tracker created by MLControllerCreateEx().
struct MLControllerSystemState *	out_state	Pointer to valid MLControllerSystemState object to be filled with current state information.

Returns

MLResult	MLResult_InvalidParam	Failed to get the controller state due to an invalid input parameter.
MLResult	MLResult_Ok	Successfully filled out_state with current state.
MLResult	MLResult_PerceptionSystemNotStarted	Perception System has not been started.

Required Permissions:

• None

Deprecated

Deprecated since 1.1.0. Scheduled for removal.

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MLControllerGetStateEx

MLResult MLControllerGetStateEx(
    MLHandle handle,
    MLControllerSystemStateEx * out_state
)

Return the most recent controller state.

Parameters

MLHandle	handle	Handle to the tracker created by MLControllerCreateEx().
MLControllerSystemStateEx *	out_state	Pointer to valid MLControllerSystemStateEx object to be filled with current state information.

Returns

MLResult	MLResult_InvalidParam	Failed to get the controller state due to an invalid input parameter.
MLResult	MLResult_Ok	Successfully filled out_state with current state.
MLResult	MLResult_PerceptionSystemNotStarted	Perception System has not been started.

Required Permissions:

• None

API Level:

• 21

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