Lesson 5 – Geometry drawing commands in Autocad

If you are new to Autocad, in the following article Emergenceingames.com will introduce you to the geometry drawing command in Autocad as well as the most basic Autocad shortcuts.

1. Commands to draw geometry in Autocad

+, LET command

This command is used to create simple lines in Autocad drawings.

+, OLD command

This command is used to draw circles in Autocad.

+, Command PL

This command can be used to create a Polyline in an Autocad drawing.

+, REC

This command is used to draw a rectangle in AutoCAD.

+, POL

The POL command is used to create a polygon with a minimum of 3 faces and a maximum of 1024 faces.

+, ARC

As the name implies, the ARC command is used to create arcs in Autocad.

+, ELLIPSE

The ELLIPSE command in Autocad is used to create ellipses with major and minor axes.

+, REG

This command is used to create geometry in Autocad.

+, CO

The CO command is used to copy objects in Autocad.

+, ARRAY

Use this command to create a rectangle or array of paths.

+, CHILD

This command is used to crop shapes.

+, OP

By using this command we can open the options window, which contains most of the Autocad settings.

+, SC

This command is used to resize an object.

+, REMOVE

The B command is used to create a block, the properties of the block are determined through the block definition window.

+, I

This command is used to insert an existing block or drawing as a block in Autocad.

+, ST

Use this command to open the text style window, which contains the properties of the default AutoCAD text style.

+, X

The X command is used to break down objects like Polylines into simple lines, an array or blocks into simple geometry, … .

+, F

This command is used to add rounded corners to geometric edges, these inner corners are called fillets.

+, PARENT

The CHA command is used to add slanted edges to the corner, these slanted edges are called chamfers.

+, LA

This command is used to open the palette management properties panel – a tool for creating and managing layers (layers) in Autocad drawings.

2. Basic Autocad Shortcuts

By using keyboard shortcuts to trigger some common Autocad actions or commands. In the next section below, Emergenceingames.com will introduce you to some of the most basic Autocad shortcuts.

+, Ctrl + FEMALE

Use this shortcut to open a new drawing in the Autocad tab.

+, Ctrl + WILL

Use this shortcut to save the drawing file.

+, Ctrl + Shift + WILL

Use the keyboard shortcut Ctrl + Shift + S to save the drawing as a new file, or in other words this is the shortcut for the Save As command.

+, Ctrl + 0

This shortcut is used to clear the screen, show only the drawing area, and hide the tabs and palettes. Press this shortcut again to reset the default Autocad interface.

+, Ctrl + 1

Select the object and press Ctrl + 1 to open the palette, which displays the object’s properties. We can also use this palette to modify most of the object’s properties.

Also another way to open this attribute table is to use the PR command.

+, Ctrl + 2

Use this shortcut to open the central palette containing Autocad blocks, which can be used directly in the drawing.

+, Ctrl + 9

This shortcut is used to toggle command line visibility. Assuming for some reason your command line is hidden from the drawing area, just use this shortcut to show the command again.

+, Ctrl + CORE

Select objects from the drawing, then press Ctrl + C to copy the objects to the clipboard.

+, Ctrl + DRAW

Use this shortcut to paste copied objects into the drawing and keep the original properties.

+, Ctrl + Shift + DRAW

To paste the copied objects as a block, we can use this shortcut. In addition, we can also use the keyboard shortcut Ctrl + Shift + V to create blocks quickly without performing steps in the block creation window.

+, Ctrl + Z

Use this shortcut to undo the last action in an Autocad drawing. You can use this shortcut multiple times to undo multiple actions.

+, Ctrl + Y

Use this shortcut to redo the last undo action you did.

+, Ctrl + Tab

This shortcut is used to cycle through all tabs in an Autocad drawing.

3. Toggle Status Bar in Autocad

The Status Bar is an important feature on the Autocad user interface, the tools on the bar are used quite often to make or edit drawings. To turn on and off the icons on the Status Bar we can use commands, shortcuts or click on the corresponding icons.

+, F7 . key

Use the F7 key to toggle the Status Bar visibility in your drawing area.

+, F9 . key

Snap mode toggle, when Snap mode is active, Autocad cursor will jump to specific points in the drawing area defined in Snap mode.

+, DYNMODE

By default the value of this system variable is set to -3, to enable Dynamic Input we must change the system variable to 3. Dynamic Input allows adding dynamic information on the cursor tool.

+, F8 . key

Turn Ortho Mode on and off. When Ortho Mode is activated, you can create horizontal or vertical lines.

+, F10 . key

Toggle Polar Tracking. If Polar Tracking is enabled, you can create inclined lines at any of the angles defined in the Polar Tracking tab.

+, ISODRAFT

By converting ISODRAFT you can enable Isometric in Autocad. You can choose from Isoplane Left, Isoplane Top and Isoplane Right. In addition, if you want, you can also switch between different isoplanes using the keyboard shortcut F5. The default value of the ISODRAFT option is orthographic.

+, F11 . key

Toggle Object snap tracking on and off. Using this option you can trace geometry snap points like center, midpoint, end point, … and create geometry with their reference.

+, F3 . key

The F3 key is used to activate/deactivate the Object Snap option. If Object Snap is active, you can move the mouse pointer to an exact number of points in the geometry. This option allows you to create precise Autocad drawings.

+, LWDISPLAY

This system variable toggles the visibility of straight lines in the drawing. The default value of LWDISPLAY is OFF, which disables the ability to display straight lines. If you want, you can set the ON value to display straight lines in the drawing area.

+, TRANSPARENCYDISPLAY

This variable allows the user to toggle the transparency display of an object. Set the value of the TRANSPARENCYDISPLAY variable to 1 to make it transparent, or 0 to make it invisible.

+, SELECTIONCYCLING

By using this system variable you can select stacked objects easily. If the value of the variable is set to 2, the screen will display a stacked icon and the menu contains a list of stacked objects, you can select the required objects from this list.

If this system variable value is set to 1, only the stacked icon is displayed. If you want to disable, disable these icons and menus, you can set the variable value to 0.

+, F6 . key

Use the F6 key to enable/disable Dynamic UCS. By using Dynamic UCS you can create live geometry or other 3D objects regardless of the UCS’s position.

You can also enable/disable UCS using the UCSDETECT system variable, the values ​​of this system variable can be set to 1 to enable and 0 to disable.

+, GRAPHICSCONFIG

Use this option to open the graphics configuration window, where you can change settings related to Autocad’s graphics and display properties.

Also we can use 3DCONFIG to open the graphics performance window.

https://thuthuat.Emergenceingames.com/bai-5-cac-lenh-ve-hinh-hoc-trong-autocad-48434n.aspx
Above Emergenceingames.com has just introduced you to the basic geometry drawing commands in Autocad. Hope the above article has provided you with useful information about Autocad. Also if you have any queries or questions that need answers like Move, Copy, Erase, and Explode commands in AutocadReaders can leave their comments in the comment section below the article.