Define Circle

Dialog Box

This option is used to define a circle.

Select

3 nodes: Pick three nodes to define a circle.

3 vertices: Pick three vertices to define a circle.

Arc edge: Pick an arc edge to define a the circle.

Circle will be created using this selected entities center.

Center

Enter a value or place the cursor in the X, Y and Z box and scroll the mouse to change the center.

Radius

Enter a positive value or place the cursor in the radius box and scroll the mouse to change the radius of the circle.

Reverse Normal

This option is used to reverse the normal of the defined circle.

Special Case

Box Face:

This option is shown only in nFx Tools → Boundary Condition → Inlet dialog. It is used to define a circle by picking the box face.