sFractal Texture Parameters

Threshold

An offset factor applied to all values in the texture. The valid range is 0 to infinity. The slider range is 0 to 1. The default value is 0.

Amplitude

A scaling factor applied to all values in the texture about the texture’s average value. The valid range is 0 to infinity. The slider range is 0 (no noise) to 1 (strong noise). The default value is 1.

Ratio

Controls the frequency of the fractal noise. The valid slider range is 0 (low frequency) to 1 (high frequency). The default value is 0.707.