Godot-Shader-Lib/documentation/Nodes/Procedural/Noise/Voronoi.md

# Voronoi node
Generates a Voronoi or Worley noise based on input UV. Voronoi noise is generated by calculating distances between a pixel and a lattice of points. By offsetting these points by a pseudo-random number, controlled by <b><i>angle offset</i></b>, a cluster of cells can be generated.
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**Controls**
|Name|Options|Description|
|---|---|---|
|Distance|Euclidean, Manhattan, Chebyshev|Distance matrix used to calculate the noise|

**Inputs**
|Name|Type|Binding|Description|
|---|---|---|---|
|uv|vec2|UV|Input UV value|
|cell density|float|none|Density of generated cells|
|angle offset|float|none|Offset values for points|
|chebyshev power|float|none|Power values for Chebyshev distance matrix|
  
**Outputs**
|Name|Type|Binding|Description|
|---|---|---|---|
|output|float|None|Output noise value|
|cells|float|None|Raw cell data|

**ShaderInc location**
<br>`res://addons/ShaderLib/Procedural/Noise/Voronoi.gdshaderinc`

**Method signature**
<br>`void voronoi_noise(vec2 uv, float cell_density, float angle_offset, int distance_index, float chebyshev_power, out float output, out float cells)`

**Parameters**
|Name|Type|Description|
|---|---|---|
|uv|vec2|Input UV value|
|cell_density|float|Density of generated cells|
|angle_offset|float|Offset values for points|
|distance_index|int|Distance matrix to use for Voronoi, 0 = Euclidean, 1 = Manhattan, 2 = Chebyshev|
|chebyshev_power|float|Power for Chebyshev distance|
|output|out float|Output noise value|
|cells|out float|Output raw cell data|
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