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Function Description: The VIEWCTR system variable is used to store the center of view in current viewport.(Read-Only) Type : 3D point Saved in : Drawing Initial value : Unknown It is expressed by UCS coordinates. Read More

Function Description: The TARGET system variable is used to store the target UCS coordinates for perspective projection in current viewport.(Read-Only) Type : 3D point Saved in : Drawing Initial value : 0.0000,0.0000,0.0000   Read More

Function Description: The SNAPUNIT system variable is used to set the snap space for current viewport. Type : 2D pointSaved in : Drawing Initial value : " 0.5000,0.5000 (Imperial) or 10.0000,10.0000 (Metirc) If specified SNAPSTYL to be 1, the X value... Read More

Function Description: The SNAPISOPAIR system variable is used to control the isometric plane for current viewport. Type : Integer Saved in : Drawing Initial value : 0 Range : 0,1,2 System Variable Value: 0 : left1 : top2 : right Read More

Function Description: The INTERSECTIONDISPLAY system variable is used to control the display of intersection edges in current viewport. Type : Parameter Saved in : Drawing Initial value : 0 Range : 0,1 Note: the INTERSECTIONCOLOR system variable... Read More

Function Description: The INTERSECTIONCOLOR system variable is used to specify the color of intersection polyline in current viewport. Type : Integer Saved in : Drawing Initial value : 7 The initial value is 7, by which users could change to a... Read More

Function Description: The GTAUTO system variable is used to control whether to display 3D gizmos when starting a command before selecting objects in 3D visual style viewport. Type : Integer Saved in : Registry Initial value : 1 Range : 0,1 System... Read More

Function Description: The GRIDUNIT system variable is used to specify the grid space (in X and Y directions) in current viewport. Type : 2D point Saved in : Drawing Initial value : (0.5000,0.5000)(Imperial) or (10,10)(Metric) To specify the default... Read More

Function Description: The DRAGP2 system variable is used to control how many vectors the system draws before the mouse checking new input sample and users dragging objects in 2D viewport, if the software accelerating. Type : Integer Saved in :... Read More

Function Description: The DRAGP1 system variable is used to control how many vectors the system draws before the mouse checking new input sample and users dragging objects in 2D viewport, if the hardware accelerating. Type : Integer Saved in :... Read More