DocumentationSubstance 3D

Cracks

Last update: Tue Apr 07 2026 00:00:00 GMT+0000 (Coordinated Universal Time)

In: Wear and Finish

Description

Use the Cracks filter to age and damage your material by adding a network of cracks and crevices to it.

The Cracks filter applied to a clean marble material.

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Parameters

Basic parameters

  • Random Seed:
    The random seed determines the random values of other parameters that use randomness in this filter.
  • Cracks Spread: 0-1
    Adjust how far the cracks spread - this modifies both crack width and length.
  • Cracks Amount: 0-1
    Change how many cracks appear.

Mask

  • Use Custom 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 - Invert: toggle
      Invert the mask.

Cracks

  • Cracks Color: color select
    Change the color of the interior surface revealed by the cracks.
  • Cracks Roughness: 0-1
    Adjust the roughness value of the cracks.
  • Cracks Roughness Opacity: 0-1
    Adjust how much the Cracks Roughness value impacts the roughness map
  • Cracks Metallic: 0-1
    Modify the metallic value of the cracks.
  • Cracks Metallic Opacity: 0-1
    Adjust how much the Cracks Metallic value impacts the metallic map
  • Cracks height Intensity: 0-1
    Adjust the depth of the cracks. This impacts both the height map and the normal map results of the filter.

Advanced Parameters

  • Normal Intensity: 0-1
    Adjust the strength of the crack’s normals.
  • Height Range: 0-1
    Modify the height range of the full material. To adjust the height of the cracks, use Cracks > Cracks Height Intensity.
  • Height Position: 0-1
    Offset the height map of the full material.
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