Clean MultiMaterial Utility

The Clean MultiMaterial utility parses Multi/Sub-Object materials and displays any that contain sub-materials are not assigned to any material IDs in the scene. You can then choose to remove any unused sub-materials, thus consolidating your Multi/Sub-Object materials.

This utility searches an entire scene. You do not need to select objects or materials.

Procedures

To clean all materials:

  1. Open a scene.
  2. On the Material Editor, open the Utilities menu and choose Clean MultiMaterial.

    The Clean Multi-Materials dialog opens, displaying the following:

    The dialog displays a list of all Multi/Sub-Object materials that contain unassigned sub-materials. All the Multi/Sub-Object materials are automatically turned on, and thus subject to cleaning.

  3. Click the OK button.

    All unused sub-materials are deleted and the dialog closes.

To clean specific Multi/Sub-Object materials:

    When you create a Multi/Sub-Object material, you might create extra sub-materials in anticipation of objects that haven't been added to the scene yet. In such cases, you can prevent the utility from removing the extra sub-materials.

  1. Open a scene.
  2. On the Material Editor, open the Utilities menu and choose Clean MultiMaterial.

    The Clean Multi-Materials dialog opens.

  3. In the list, turn off any Multi/Sub-Object materials you do not want to clean.
  4. Click OK.

    All unused sub-materials are deleted from the indicated materials and the dialog closes.

Interface

The Clean dialog presents you with a list of all Multi/Sub-Object materials in the scene that contain unassigned sub-materials. You can then select materials from which to remove unassigned sub-materials.

The dialog consists of two parts: a status field at the top and a list of Multi/Sub-Object materials.

[status field]
The Status Field is not interactive. It displays prompts about the unused materials.
[materials list]
This list displays Multi/Sub-Object materials that have sub-materials that are not currently being used in the scene. When the Clean MultiMaterial utility opens, it lists all Multi/Sub-Object materials with unused sub-materials and turns them on to be cleaned. Click the checkbox next to a material name to turn it off and prevent the utility from cleaning it.
OK

Deletes unused sub-materials from Multi/Sub-Object materials that are turned on.

Cancel

Cancels the operation.