Description
This node generates noise as a float type.
Properties
Noise Type
: Choose between Perlin or White noise.
Default : Perlin Noise
Perlin Noise properties
Perlin noise has a number of properties that can be set to fine-tune the noise to get different results : from high frequency, volatile noise to slow and smooth noise with or without sudden variations.
Minimum
: Set the minimum threshold.
Default : 0.0
Maximum
: Set the maximum threshold.
Default : 1.0
Frequency
: Set the frequency. A higher frequency will produce a jittery noise similar to white noise.
Default : 0.2
Octaves
: Set the number of octaves, inducing sudden variations in the noise. A higher number will produce a more jittery noise with less amplitude.
Default : 1
Octaves Weight
: Sets the influence of the Octave number on the noise. A higher number will produce a more jittery noise with less amplitude.
Default : 0.5
Periodic mode
: If set, will force the noise to be identical over a period of time and repeat itself indefinitely.
Default : OFF
Period
: Sets the period (in seconds).
Default : 0.0- This option is only visible if
Periodic mode
is ON
- This option is only visible if
Seed
: Change the seed being used for the random number generator.
Default : 0
White Noise properties
White noise has a high frequency that cannot be changed and will always produce a very volatile noise.
Minimum
: Set the minimum threshold.
Default : 0.0
Maximum
: Set the maximum threshold.
Default : 1.0
Seed
: Change the seed being used for the random number generator.
Default : 0
Inputs
Perlin noise
Name | Type | Description |
---|---|---|
Minimum | Float | Minimum threshold |
Maximum | Float | Maximum threshold |
Frequency | Double | Frequency |
Octaves | Integer | Number of Octaves |
Octaves weight | Double | Influence of the Octaves on the noise |
Period | Integer | Period (Only visible if Periodic mode is ON) |
White noise
Name | Type | Description |
---|---|---|
Minimum | Float | Minimum threshold |
Maximum | Float | Maximum threshold |
Outputs
Name | Type | Description |
---|---|---|
Float | Float | Noise, varying over time |
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