Global Function
Declaration
func noise( x: Double, y: Double, z: Double ) -> Double
Parameters
| x | The x axis coordinate in noise texture. |
| y | The y axis coordinate in noise texture. |
| z | The z axis coordinate in noise texture. |
Returns
Double
Description
Calculate the Perlin noise value at specified location. Perlin noise is a type of gradient noise developed by Ken Perlin. The value returned will be in the range [-1, 1].
Perlin noise at wikipedia.
Noise and turbulence.
Examples
let n = noise(x: 0.5, y: 0.1, z: 0.0)Related