Helix Spline Advanced

Example of a Helix Spline

As a helper for doing the sort splines there is the Helix Spline Advanced which allows you to easily make helix shaped splines which can be useful as a starting point for interesting sort or build paths. The options allow you set the start and end radius and the number of turns, the direction and whether it is open or closed

Radius 1

The starting radius of the helix.

Radius 2

The ending radius of the helix.

Height

The height of the helix.

Turns

How many 360 degree turns of the spline.

Points Per Turn

How many spline knots to use for each complete turn, the more points the smoother the spline, but in general 4 points is usually good enough.

Bias

With a bias of 0 the turns of the helix will be evenly space, negative values will concentrate the turns more towards the start of the helix and positive values will concentrate them more towards the end of the helix.

Clockwise

Controls the direction of the Helix.

Loop

Whether the spline is opened or is a closed loop.

Up Vector Mode

Controls how twist is added the the knots. Twisting is not used by Artificer but added it just in case.

Axis - The axis up value below will be used for all the knots

Automatic - The up axis will be calculated per knot depending on the curvature of the spline

Mixed - Used the automatic mode but its value can be controlled using the axis value.

Axis

The up direction to use for each knot.

Use Turn-Based Twist

Will apply a twist value to the knot based on the number of turns there are in the helix.

Extra Twist

An extra twist angle added to each knot.

Blend Tangents

Unused

Force Start/End Match

Unused

Auto Rengenrate

Will automatically update the spline with any changes made.

Regenerate

Will update the helix, only needed if Auto Regnerate is off.

Reverse

Reverses the helix.

Center Pivot

By default the pivot for the helix is at the center bottom, you can have it be in the center by checking this option.

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