Parameters

Basic parameters

• Random Seed:
  The random seed determines the random values of other parameters that use randomness in this filter.
• Rust Spread: 0-1
  Control the spread or amount of rust.
• Edge Influence: 0-1
  Adjust how rust interacts with edges based on the curvature map.
• Spread Smoothness: 0-1
  Increase this to make the rusted areas more blobby or decrease it to make them more detailed.
• Affect Metal Only: toggle
  When enabled, the Rust filter will only impact areas that have a metallic value greater than 0.

Rust

• Rust Shape:
  Change the pattern on which the rust is based.
• Rust Intensity: 0-1
  Modify the strength of the rust effect. Increasing this value makes the rust appear older and stronger.

Peel

• Peel Scale: 0-1
  Change the scale of the peeling rust.
• Peel Normal Intensity: 0-1
  Adjust the visibility of the peel's normals.
• Peel Height Intensity: 0-1
  Adjust the impact of the peels on the height map.

Drips

• Drips Intensity: 0-1
  Change the strength of the drip effect.
• Drips Orientation: 0-1
  Orient the drips to match gravity or wind.
• Drips Length: 0-1
  Adjust how far the drips extend from the source.

Mask

• Use Mask: toggle
  Enable or disable the use of a custom mask. If enabled the following parameters appear:
  • Mask: image/brush
    Select an image to use as a mask or use the brush to paint a custom mask directly in the 2D view.
  • Custom Mask - Blur: 0-1
    Blur the mask.
    
  • Custom Mask - Invert: toggle
    Invert the mask.