Kineme Texture Turbulence in Kineme Texture

This patch randomly displaces the input Texture.

The frequency of the turbulence determines how rapidly the displacement amount changes.

The power of the turbulence determines the scaling factor that is applied to the displacement amount.

The roughness of the turbulence determines the roughness of the changes to the displacement amount. Low values smoothly change the displacement amount. High values roughly change the displacement amount, which produces more “kinky” changes.

Use of this noise module may require some trial and error. You should first:

• Set the frequency to the same frequency as the source Texture. • Set the power to the reciprocal of the frequency.

From these initial frequency and power values, modify these values until this patch produces the desired changes in your terrain or texture. For example:

• Low frequency (1/8 initial frequency) and low power (1/8 initial power) produces very minor, almost unnoticeable changes. • Low frequency (1/8 initial frequency) and high power (8 times initial power) produces “ropey” lava-like terrain or marble-like textures. • High frequency (8 times initial frequency) and low power (1/8 initial power) produces a noisy version of the initial terrain or texture. • High frequency (8 times initial frequency) and high power (8 times initial power) produces nearly pure noise, which isn’t entirely useful.

Displacing the input values results in more realistic terrain and textures. If you are generating elevations for terrain height maps, you can use this noise module to produce more realistic mountain ranges or terrain features that look like flowing lava rock. If you are generating values for textures, you can use this noise module to produce realistic marble-like or “oily” textures.

Internally, there are three Perlin noise modules that displace the input value; one for the x, one for the y, and one for the z coordinate.

http://kineme.net/

Input Attributes
  • inputTexture
  • inputSeed
  • inputFrequency
  • inputPower
  • inputRoughness
Output Attributes
  • outputTexture
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