You can access all preferences via Settings menu > Preferences.

The Preferences dialog box is split into sections for user and system preferences.

User Preferences

In User Preferences you can view and/or change the settings in these subsections:

Folders section

Option

Description

Calibration Objects

Specifies where Tracker and other Vicon software saves all custom calibration objects. This does not include the standard calibration wand objects that can be found in
C:\Program Files\Vicon\Tracker4.1\CalibrationObjects

File types in this folder are .vsk.

The default folder location is:
C:\Users\Public\Documents\Vicon\CalibrationObjects

Objects

Specifies where Tracker saves all exported objects from the Tracking panel (see Work with objects)

File types in this folder are .vsk.

The default folder location is:
C:\Users\Public\Documents\Vicon\Objects

Prop Meshes

Specifies the folder Tracker opens when you load a prop mesh.

File types in this folder are .fbx

The default folder location is:
C:\Users\Public\Documents\Vicon\PropMeshes

General section

Option	Description
Alt key to select in views	When selected, holding the ALT key enables you to: Draw a box with the left mouse button in 2D and 3D views to multi-select centroids, markers, or objects Draw a box with the right mouse button in Graph Plots to zoom in on a range of data Default is enabled.
Middle mouse button scrub in 2D & 3D views	When selected, holding the middle mouse button and dragging left or right enables you to scrub backward and forward through review data. Default is enabled.
Middle mouse button scrub sensitivity	Controls the sensitivity of the cursor when used for scrubbing with the middle mouse button. Default is 5.
Mouse wheel jog in 2D & 3D views	When selected, enables you to use the mouse wheel to step through frames in Review mode.
Mouse wheel jog in frames	Controls the increment of frames progressed (forward or backward) when using the mouse wheel to scrub through review data. Default is 5.
Enable auto-save	When selected, this option enables the system to automatically save certain configuration files. For more details, see Tracker fundamentals. Default is enabled.
Ask before recovery of latest settings	When selected, if Tracker is re-launched from an unexpected shutdown, a pop-up asks which set of settings to use. For more details, see Tracker fundamentals. Default is enabled.
Auto-save interval	Controls the interval (in seconds) in which Tracker auto-saves its configuration files. Changing this setting has no effect if Enable auto-save is cleared. Default is 60 seconds.
Start playing automatically in review mode	When selected, captures loaded in review mode begin immediately upon loading. Default is disabled.
Warn if free space on optical data capture drive is low	When selected, Tracker warns you when your current drive is below its Optical free space warning threshold. Default is enabled.
Optical free space warning threshold	This option (in GB) controls when the free space warning is issued. If the Warn option is cleared, changing this setting has no effect. Default is 50 GB.

System Health section

Option	Description
Show Bump Notifications Per Camera	When selected, a notification is displayed for each bumped camera in the System panel and the Cameras view.

Update Notificationssection

For features in this section to work, you must be connected to the Internet. If you're connected to the Internet, the version numbers automatically update; if you are offline, these version numbers may not be up-to-date.

Option	Description
Show notification for application version 3.10.0.145497h	When selected, Tracker notifies you if an updated version of Tracker is available. Default is enabled.
Show notification for firmware version 725	When selected, Tracker notifies you if your firmware is out-of-date. Default is enabled.

Objects section

Option	Description
Enable object evaluation	When selected, the system performs object evaluations in the background. For more information. see Understand object evaluation. Default is enabled.
Object evaluation step limit	Maximum number of steps to allow for evaluating each object pair. Increasing this value will provide more certainty that object similarities do not exist but will result in decreased performance. Changing this option has no effect if Enable object evaluation is disabled. Default is 1000.
Object evaluation uses tracking entrance threshold	This option controls which entrance threshold is used for object evaluation. If set to default (not enabled), the entrance threshold for object confusion evaluation is set to 1 and all markers are used to evaluate similarities between objects. If enabled, object confusion evaluation uses the entrance threshold specified in the Processing panel or the object preset, if one was set for an individual object. An entrance threshold less than 1 results in more object confusion warnings. Default is not enabled.
Object evaluation warning threshold (mm)	Threshold for differences between objects, expressed in mm. This warning indicates the object either closely matches another object or another view of itself (see Understand object evaluation). Changing this option has no effect if Enable object evaluation is disabled. Default is 3 mm.

Connections section

Option	Description
Control server alias	Enter the alias to be used in the Vicon Control app server list. If you leave this field blank, the PC host name is used.

Channel Cache section

Option

Description

Cache Memory Limit (MB)

This option sets the limit for the amount of channel data saved to memory before it is written to disk.

Note: The path for channel data written to disk is configurable in the System Preferences section, in the User Data Folder field.

Default is 512 MB.

Graph Plots section

Option

Description

Trace colors

This option controls the number of unique colors to be used for traces. You can choose between 9, 12, and 22 colors. The lower number of colors may assist those with limited color vision.

Default is 22 colors.

Enable rotation unwrapping

When selected, angles are unwrapped when they exceed the typical (-π, π) radians range (see Graph Plots reference).

Default is enabled.

Show pan/scale overlay graphics

When selected, graphics (such as the dead zone) for zoom/pan/scale will appear in the window (see Change the scale of graphed data).

Default is enabled.

System Preferences

The System Preferences section contains these fields:

Option	Description
Shared Data Folder	Enter or browse to the location of the folder in which you want to store data that can be shared between users. Default location is: C:\Users\Public\Documents
User Data Folder	Enter or browse to the location of the folder in which you want to store data that is to be stored per user. Default location is: C:\Users\Public\Documents

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