Elly Randomness

Description

Install Package

Scoped Registery

Then install Elly Random in the package manager (my registery)

Custom Shader

In the shader, Use include to import shader to your custom shader scripts.

defined

use #define to predefined the const variables

• SEED -> Use random seed, Default is 43758.5453123
• OCTAVES -> the octaves for fbm function, Default is 1
• GAIN -> the gain for fbm function, Default is 0.5
• LACUNARITY -> the lacunarity for fbm function, Default is 2.0

noise core

#include "Packages/com.ellyality.random.core/Resources/Randomness/randomness.cginc"

simple rand gen functions

• float rand(float n)
• float rand(float2 n)
• float hash(float n)
• float hash(float2 p)
• float4 perm(float4 x)

the noise functions

• float noise(float p)
• float noise_V2(float p)
• float noise(float2 p)
• float noise_V2(float2 p)
• float noise_V3(float2 p)
• float noise(float3 p)
• float noise_V2(float3 p)

perlin noise

#include "Packages/com.ellyality.random.core/Resources/Randomness/perlin.cginc"

• float perlin(FLOAT2 p, float dim, float time)
• float perlin(FLOAT2 p, float dim)
• float classic_perlin2D(float2 P)
• float classic_perlin3D(float3 P)
• classic_perlin2D_fbm(float2 p)

simplex noise

#include "Packages/com.ellyality.random.core/Resources/Randomness/simplex.cginc"

• float classic_simplex3D(float3 p)
• float classic_simplex2D(float2 p)
• float classic_simplex3D_fbm(float3 p)
• float classic_simplex2D_fbm(float2 p)

normal noise

#include "Packages/com.ellyality.random.core/Resources/Randomness/normal.cginc"

• float3 normalNoise(float2 uv, float _zoom, float _speed, float time)

voronoi noise

#include "Packages/com.ellyality.random.core/Resources/Randomness/voronoi.cginc"

• float voronoi(float2 x, float time)
• float voronoi_fbm(float2 p, float time)

curl noise

#include "Packages/com.ellyality.random.core/Resources/Randomness/curl.cginc"

• float2 ComputeCurl(float2 Coord, float tValue, float2 StepSize, float FlowMultiplier)