> For the complete documentation index, see [llms.txt](https://docs.verge.aero/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.verge.aero/drone-show-software/verge-design-studio/scene-objects/spline/bezier-helix.md). # Bezier Helix ### Bezier Helix A Bezier Helix shape provides an upward spiral with a constant radius. | Parameter | Type | Description | | ----------- | -------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Smooth Mode | Options (Smooth, Circular, Hard) | Choose an option to automatically assign a circularity to Smooth (2), Circular (1), or Hard (0) | | Circularity | Decimal (0-2) | A rating of anchor weighting to provide different levels of smoothness. 2: the shape is smoothed at its control points. 1: The shape is perfectly circular. 0: The shape is made of straight lines | | Radius | Decimal (Meters) | The distance from the center of the helix to the horizontal extends of the helix | | Segments | Integer | The number of spline segments to use for each turn | | Height | Decimal (Meters) | The distance from the bottom of the helix to the top of the helix (y-axis) | | Num Turns | Decimal | Represents the number of circles that the helix is made up of. Can support partial loops | | Start Angle | Decimal (Degrees) | Indicates the starting angle (around the centroid) that the helix starts. |