This tracker needs a structure scanner attached to the device. It can scan meshes, fill
holes in scanned meshes and colorize the scanned mesh with the scanned texture.
See Structure documentation: https://structure.io/developers
Extends
Members
active :boolean
- Inherited From:
Is the tracker active or not.
Type:
- boolean
groundConfirmed :boolean
- Inherited From:
Is the ground position already confirmed.
Type:
- boolean
name :string
- Inherited From:
Name of the tracker.
Type:
- string
scanning :boolean
mesh scan status
Type:
- boolean
scanVolume :ScanVolume
Get the current settings for the scan volume override.
Type:
- ScanVolume
sensorStatus :StructureTracker#SensorStatus
Get the current sensor status. Is automatically updated.
Type:
tracking :boolean
- Inherited From:
Current target tracking status.
Type:
- boolean
Methods
(async) _setScanVolume() → {Promise.<Object>}
Retrieves current tracker status.
Returns:
resolves with status info object
- Type
- Promise.<Object>
(async) activate()
- Inherited From:
Activate the tracker. Disables all other currently active trackers.
(async) colorizeMesh() → {Promise}
Colorize the scanned mesh. Starts the skinning process.
Returns:
resolved when done.
- Type
- Promise
(async) confirmGroundPosition()
- Inherited From:
Confirms ground position to start feature tracking.
(async) deactivate()
- Inherited From:
Deactivate the tracker.
(async) fillMeshHoles() → {Promise}
Fills any holes in the scanned mesh, creating a closed body.
Returns:
resolved when done.
- Type
- Promise
(async) getMeshList() → {Promise.<Array.<Mesh>>}
Retrieves the list of stored meshes.
Returns:
resolved when done.
- Type
- Promise.<Array.<Mesh>>
(async) getTrackingQuality() → {Promise.<string>}
Retrieves current quality of tracking. Quality declines in environments with a lot of sunlight.
Returns:
resolves with string describing quality
- Type
- Promise.<string>
isActive() → {boolean}
- Inherited From:
Is the tracker currently active.
Returns:
True if active.
- Type
- boolean
off(eventName, eventHandler)
- Inherited From:
Parameters:
| Name | Type | Description |
|---|---|---|
eventName |
string | |
eventHandler |
function |
on(eventName, eventHandler)
- Inherited From:
Parameters:
| Name | Type | Description |
|---|---|---|
eventName |
string | |
eventHandler |
function |
once(eventName, eventHandler)
- Inherited From:
Parameters:
| Name | Type | Description |
|---|---|---|
eventName |
string | |
eventHandler |
function |
(async) reset()
- Inherited From:
Reset the tracker. Shorthand function for Tracker#deactivate and Tracker#activate.
(async) resetMeshScan() → {Promise}
Resets mesh scan. Previously scanned mesh is lost.
Returns:
resolved when done.
- Type
- Promise
(async) setScanVolume(newScanInfo, resetTracking) → {Promise}
Override the default settings for the scan volume for the scanning progress. It's also possible to override just one
value of the scan volume (e.g. resolution).
Parameters:
| Name | Type | Description |
|---|---|---|
newScanInfo |
StructureTracker#ScanVolume | The scan volume parameters. |
resetTracking |
boolean | should the tracker reset after updating the values. |
Returns:
Resolved when done.
- Type
- Promise
(async) startMeshScan() → {Promise}
Starts mesh scan.
Returns:
resolved when done.
- Type
- Promise
(async) stopMeshScan() → {Promise}
Stops mesh scan.
Returns:
resolved when done.
- Type
- Promise
Type Definitions
ScanVolume
The scan volume of the tracker. The tracker will scan only inside this area.
Type:
- Object
SensorStatus
The last updated sensor status.
Type:
- Object
Events
holeFillFinished
Fired when the hole filling has finished.
holeFillProgressUpdate
Sends the progress update from the hole filling from 0 to 100.
Parameters:
| Name | Type | Description |
|---|---|---|
progress |
int | in percent from 0 to 100. |
skinningFinished
Fired when the skinning has finished.
skinningProgressUpdate
Sends the progress update from the skinning from 0 to 100.
Parameters:
| Name | Type | Description |
|---|---|---|
progress |
int | in percent from 0 to 100. |
trackingBatteryNeedsCharging
Fired when the battery status of the sensor is too low.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingBatteryNeedsNoCharging
Fired when the battery status of the sensor is back to normal.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingSensorConnected
Fired when the sensor is connected to the device.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingSensorDisconnected
Fired when the sensor is disconnected from the device.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingSpeedHigh
Fired when the user looks around too fast.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingSpeedNormal
Fired when the user looks around in an acceptable speed again.
Parameters:
| Name | Type | Description |
|---|---|---|
target |
TrackingTarget |
trackingTargetStatusChanged
- Inherited From:
Fired when tracking features are found or lost.
Parameters:
| Name | Type | Description |
|---|---|---|
tracking |
boolean |