Curves Info Node

Curves Info Node.

The Curves Info node gives access to Hair information.

Inputs

This node has no inputs.

Properties

This node has no properties.

Outputs

Is Strand

Outputs 1 when the shader is acting on a strand, otherwise 0.

Intercept

The point along the strand where the ray hits the strand (1 at the tip and 0 at the root).

Length

The total measurement from the root to the tip of the strand, interpreted as a grayscale value from 0 to infinity.

Thickness

The thickness of the strand at the point where the ray hits the strand.

Tangent Normal

Tangent normal of the strand.

Random

A random per-curve value in the range from 0 to 1. It can for example be used in combination with a color ramp, to randomize the curve's color.