Collaboration diagram for com.maxst.ar.TrackerManager:

Classes
enum	TrackingOption

Public Member Functions
void	startTracker (int trackerType)

void	setCloudRecognitionSecretIdAndKey (String secretId, String secretKey)

void	stopTracker ()

void	destroyTracker ()

void	addTrackerData (String trackingFileName, boolean isAndroidAssetFile)

void	removeTrackerData (String trackingFileName)

void	loadTrackerData ()

boolean	isTrackerDataLoadCompleted ()

void	setVocabulary (String filepath)

TrackingState	updateTrackingState ()

void	findSurface ()

void	quitFindingSurface ()

void	findImageOfCloudRecognition ()

void	setTrackingOption (TrackingOption option)

SurfaceThumbnail	saveSurfaceData (String fileName)

void	getWorldPositionFromScreenCoordinate (float[] screenCoord, float[] worldPos)

GuideInfo	getGuideInformation ()

void	saveFrames ()

Static Public Member Functions
static TrackerManager	getInstance ()

Static Public Attributes
static final int	TRACKER_TYPE_CODE_SCANNER = 0X01

static final int	TRACKER_TYPE_IMAGE = 0X02

static final int	TRACKER_TYPE_MARKER = 0X04

static final int	TRACKER_TYPE_OBJECT = 0X08

static final int	TRACKER_TYPE_INSTANT = 0x20

static final int	TRACKER_TYPE_QR_TRACKER = 0x40

static final int	TRACKER_TYPE_CLOUD_RECOGNIZER = 0x30

Detailed Description

Control AR Engine

Member Function Documentation

◆ addTrackerData()

void com.maxst.ar.TrackerManager.addTrackerData	(	String	trackingFileName,
		boolean	isAndroidAssetFile
	)

Add map file to candidate list.

Parameters

trackingFileName	absolute file path if map file is located in sdcard, relative file name path map file is located in assets folder
isAndroidAssetFile	flag for notify map file is located in assets folder

◆ destroyTracker()

void com.maxst.ar.TrackerManager.destroyTracker ( )

Remove all tracking data (Map data and tracking result)

◆ findImageOfCloudRecognition()

void com.maxst.ar.TrackerManager.findImageOfCloudRecognition ( )

Find Cloud Image (works on Cloud Recognizer) Must to set CLOUD_RECOGNITION_AUTO_DEACTIVATION at setTrackingOption Use before startTracker.

◆ findSurface()

void com.maxst.ar.TrackerManager.findSurface ( )

Start to find the surface of an environment from a camera image (works on Instant Tracker and SLAM)

◆ getGuideInformation()

GuideInfo com.maxst.ar.TrackerManager.getGuideInformation ( )

Get guide information describing SLAM status (initializing progress, # keyframes, # features and feature position) after the findSurface method has been called

Returns: GuideInfo instance

◆ getInstance()

static TrackerManager com.maxst.ar.TrackerManager.getInstance ( )

static

◆ getWorldPositionFromScreenCoordinate()

void com.maxst.ar.TrackerManager.getWorldPositionFromScreenCoordinate	(	float []	screenCoord,
		float []	worldPos
	)

Get 3d world coordinate corresponding to given 2d screen position

Parameters

screenCoord	screen touch x, y position
worldPos	world position x, y, z

◆ isTrackerDataLoadCompleted()

boolean com.maxst.ar.TrackerManager.isTrackerDataLoadCompleted ( )

Get map files loading state. This is for UI expression.

Returns: true if map loading is completed

◆ loadTrackerData()

void com.maxst.ar.TrackerManager.loadTrackerData ( )

Load map files in candidate list to memory. This method don't block main(UI) thread

◆ quitFindingSurface()

void com.maxst.ar.TrackerManager.quitFindingSurface ( )

Stop to find the surface (works on Instant Tracker and SLAM)

◆ removeTrackerData()

void com.maxst.ar.TrackerManager.removeTrackerData ( String trackingFileName )

Remove map file from candidate list.

Parameters

trackingFileName map file name. If set "" (empty) file list will be cleared.

◆ saveFrames()

void com.maxst.ar.TrackerManager.saveFrames ( )

◆ saveSurfaceData()

SurfaceThumbnail com.maxst.ar.TrackerManager.saveSurfaceData ( String fileName )

Save the surface data to file (works on only SLAM). A saved file is loaded and used in Object Tracker.

Parameters

fileName file path (should be absolute path)

Returns: SurfaceThumbnail instance if true else null

◆ setCloudRecognitionSecretIdAndKey()

void com.maxst.ar.TrackerManager.setCloudRecognitionSecretIdAndKey	(	String	secretId,
		String	secretKey
	)

Set secret ID and key for access of cloud recognition

Parameters

secretId	secret ID
secretKey	secret key

◆ setTrackingOption()

void com.maxst.ar.TrackerManager.setTrackingOption ( TrackingOption option )

Set tracking options.

Parameters

option tracking option TrackingOption.NORMAL_TRACKING : Normal Tracking (Image Tracker Only, Default Option for Image Tracker) TrackingOption.EXTENDED_TRACKING : Extended Tracking (Image Tracker Only) TrackingOption.MULTI_TRACKING : Multiple Target Tracking (Image Tracker Only) TrackingOption.JITTER_REDUCTION_ACTIVATION : Jitter Reduction Activation (Marker, Image, and Object Tracker) TrackingOption.JITTER_REDUCTION_DEACTIVATION : Jitter Reduction Deactivation (Marker, Image, and Object Tracker, Default Option for Jitter Reduction) TrackingOption.CLOUD_RECOGNITION_AUTO_ACTIVATION : Cloud Recognition Auto Activation (Cloud Tracker Only) TrackingOption.CLOUD_RECOGNITION_AUTO_DEACTIVATION : Cloud Recognition Auto Deactivation (Cloud Tracker Only)

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◆ setVocabulary()

void com.maxst.ar.TrackerManager.setVocabulary ( String filepath )

Load vocabulary file

Parameters

filepath vocabulary file path.

◆ startTracker()

void com.maxst.ar.TrackerManager.startTracker ( int trackerType )

Start AR engine. Only one tracking engine could be run at one time

Parameters

trackerType tracking engine type

◆ stopTracker()

void com.maxst.ar.TrackerManager.stopTracker ( )

Stop tracking engine

◆ updateTrackingState()

TrackingState com.maxst.ar.TrackerManager.updateTrackingState ( )

Update tracking state. This method should be called before getTrackingResult and background rendering

Returns: tracking state

Member Data Documentation

◆ TRACKER_TYPE_CLOUD_RECOGNIZER

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_CLOUD_RECOGNIZER = 0x30

static

Cloud recognizer

◆ TRACKER_TYPE_CODE_SCANNER

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_CODE_SCANNER = 0X01

static

Code scanner

◆ TRACKER_TYPE_IMAGE

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_IMAGE = 0X02

static

Planar image tracker

◆ TRACKER_TYPE_INSTANT

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_INSTANT = 0x20

static

Instant tracker

◆ TRACKER_TYPE_MARKER

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_MARKER = 0X04

static

Marker tracker

◆ TRACKER_TYPE_OBJECT

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_OBJECT = 0X08

static

Object tracker (Object data should be created via SLAM tracker)

◆ TRACKER_TYPE_QR_TRACKER

final int com.maxst.ar.TrackerManager.TRACKER_TYPE_QR_TRACKER = 0x40

static

Qrcode tracker

The documentation for this class was generated from the following file:

/Users/keane/Work/MaxstARSDK/MaxstARSDK_master/Platform/MaxstARAndroid/MaxstAR/src/main/java/com/maxst/ar/TrackerManager.java

Classes

Public Member Functions

Static Public Member Functions

Static Public Attributes

Detailed Description

Member Function Documentation

◆ addTrackerData()

◆ destroyTracker()

◆ findImageOfCloudRecognition()

◆ findSurface()

◆ getGuideInformation()

◆ getInstance()

◆ getWorldPositionFromScreenCoordinate()

◆ isTrackerDataLoadCompleted()

◆ loadTrackerData()

◆ quitFindingSurface()

◆ removeTrackerData()

◆ saveFrames()

◆ saveSurfaceData()

◆ setCloudRecognitionSecretIdAndKey()

◆ setTrackingOption()

◆ setVocabulary()

◆ startTracker()

◆ stopTracker()

◆ updateTrackingState()

Member Data Documentation

◆ TRACKER_TYPE_CLOUD_RECOGNIZER

◆ TRACKER_TYPE_CODE_SCANNER

◆ TRACKER_TYPE_IMAGE

◆ TRACKER_TYPE_INSTANT

◆ TRACKER_TYPE_MARKER

◆ TRACKER_TYPE_OBJECT

◆ TRACKER_TYPE_QR_TRACKER