How do I change a polyline to a surface in AutoCAD?

How do I turn a polyline into a surface in AutoCAD?

Click Modeling tab > Surface panel > Convert to Surface. Select the objects you want to convert and press Enter. You can convert 2D solids, meshes, regions, planar 3D faces, and polylines, lines, and arcs with thickness.

How do you convert polylines to surfaces?

You can use the SURFPATCH command to convert a closed 3D polyline to a surface patch (3D surface). The command option _Curves and selection of the boundary control curve will create a patch surface associative to this curve.

How do you move a polyline to a surface in Civil 3D?

To project a 2D line, polyline or feature line to the surface:

1. In the command line, type FEATUREELEVSFROMSURF command.
2. Select the surface to which the object will be projected.
3. Select the desired object(s).

How do you change a polyline type?

To Change the Linetype Display Style of Existing 2D Polylines

1. Select the 2D polylines that you want to change.
2. Right-click in the drawing area, and choose Properties.
3. In the Properties Inspector, click Linetype Generation, and then click the down arrow.
4. Do one of the following: …
5. Press Esc to remove the selection.

How do you make a surface in AutoCAD?

Go to the Prospector tab in Toolspace and right click on Surfaces, select Create Surface. Alternatively, you can type CREATESURFACE at the command line.

How do you make a surface from contours in AutoCAD?

To Add Contour Data to a Surface

1. In Toolspace, on the Prospector tab, expand the surface Definition collection, right-click Contours, and click Add.
2. In the Add Contour Data dialog box, enter the contour description in the Description field.

How do you make a polyline into a 3D face?

If your polyline border contains arc segments, you may want to refine the resulting mesh with the MESHREFINE command. This will increase the density of the small patches and more precisely fill in the arcs. The mesh can be easily converted to 3d face entities (3DFACE) just by exploding – the EXPLODE command.

How do you make a tin surface in Civil 3D?

Click Home tab Create Ground Data panel Surfaces drop-down Create Surface Find. In the Create Surface dialog box, in the Type list, select TIN Surface.

How do you convert a polyline to a 3D polyline?

To Convert 2D Polylines to 3D

1. Click Modify tab Design panel Convert 2D To 3D Polylines Find.
2. Select the polyline(s) to convert. Press Enter.

How do I edit a polyline in AutoCAD?

Change the Width of Individual Segments

1. Click Home tab Modify panel Edit Polyline. Find.
2. Select the polyline to modify.
3. Enter e (Edit Vertex). The first vertex is marked with an X. …
4. Enter w (Width).
5. Enter the starting and ending widths.
6. Press Enter to move to the next vertex or x to stop editing the vertex.

How do you simplify a polyline in AutoCAD?

Currently, there is no dedicated command in AutoCAD or AutoCAD LT to simplify such complex polylines. On AutoCAD Map 3D and Civil 3D, a dedicated function is available. See: About Weed Polylines. Note: The process is called weeding and there are several custom LISPs which may be used in AutoCAD to achieve this.

How do I change a polyline to a 3D polyline in AutoCAD?

Use the Convert 3D To 2D Polylines command to convert 3D to 2D polylines. The new polyline will take on the elevation of the start point of the 3D polyline. Click Modify tab Design panel Convert 3D To 2D Polylines Find. Select the polyline(s) to convert.