Tool

Closed

Curve Analysis

Test if a curve is closed or open

Docs for v2.1.18, the latest version.

ID

tool-curve-analysis-closed

Group

Curve Analysis

Plugin

Tool

Keywords

closed

Closed

Curve Analysis

1 input, 1 output

Ports

Inputs

1

What the node takes in, from wires or typed values.

Curve

Curve

Curve to evaluate

Outputs

1

What the node gives out, to wire into other nodes.

Boolean

Boolean

True if curve is closed or false if curve open

Creation method#

There are two options for creating a Closed node.#

  • The first way to create a Closed node using the search list, which is opened by double left-clicking in the workspace. You can write the name of the node you need, or words associated with this node.
    • closed
  • The second way is to select a Closed node from the menu that opens from the top left.
    • Menu > Tool > Curve Analysis > Closed

Steps#

  • Create Closed node.
  • Connect the curve you want to analyze to the port.

After creating a node, connect the curve you want to analyze to the port. On the output port, you will get whether the curve is open or closed.

See also#

Control Points
Curve Length
Curve Middle Point
End Points

History

First documented in v2.1.18

Oct 20, 2026

Versions before it were published before changes were recorded.