Draft Settings in AutoCAD (Polar Tracking)

This setting Controls the Auto Angle Tracking settings.

Note:-3D Object Snap is not available inDrafting setting in AutoCAD_LT.
Lists of available Option
Polar Tracking [on/off] setting:
It applies a restriction for crosshair movement to given  angles. [AUTOSNAP system variable]
Polar Tracking Angle Settings:
It Set restriction for alignment of polar angle for polar tracking. [POLARANG system variable]  
[Increment Angle:
It Set polar angle increments  use to display polar_tracking alignment paths. [POLARANG system variable]
You may specify angle of your choice , or pick commonly used angle from given list.
Additional_Angles:
Make  addition of angles in  lists given for polar_tracking. [POLARMODE and POLARAD DANG system variables]
Note:- Additional_angles are absolute, not incremental_in nature.

List of Angle:
If Additional_Angles is selected, list additional_angles that are available. To add_new angle, select New To remove existing_angle, select Delete. [POLARADDANG system variable]
New_
Add upto  maximum of 10 additional polar_tracking alignment angle.
Note:-Before you add fraction_al angle, you should set the [AUPREC] system variable to decimal precision to avoid un_desired round up.example,if the value of [AUPREC] is (0) the default value, all fractional_angles  entered are rounded to closest whole numeric.
Delete_
Delete desired additional_angles.
Object_Snap Tracking Settings.
Set option for object_snap tracking
Track_Orthogonally Only
Display only orthogonal _object snap tracking path for given object snap point when object_snap tracking is[on] [POLARMODE system variable]
Track_Using All Polar_Angle Setting
Apply polar_tracking settings to object_snap tracking. When you use object_snap tracking, the cross hair track along polar_alignment angle from given object_snap point.[POLARMODE system variable]
Note- Clicking [Polar] and [Object Snap] Tracking on  status_ bar also turn [polar tracking] and [object snap] tracking [on and off].
Polar_Angle Measurement:
Set the base by which polar_tracking alignment_angles are measured.
Absolute_
Base polar_tracking angle on  current user_coordinate systems [UCS].
Relative to Last_Segment
Base polar_tracking angle on the last_segment draw.
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