Material ID Channel from Selection Groups


  • Where to find it:


    • Selection Groups Palette /
    • Main Window / Extension Pack / Selection Groups /


  • Shortcut: (unassigned, use "Edit / Shortcuts" to assign)




Material ID Channel from Selection Groups allows you to create a a new channel with a unique

color fill for each selected selection groups. All selection group types (object, patch, faces) are supported


Material ID Channels are a useful way to have a single channel for multiple material masks.


Optionally the tool allows you to create individual mask layers from each selection group.




Video


How to use Material IDs in Mari



    • create a 'Color to mask' Adjustment Layer and pick the ID Color
    • create a 'Color Range to mask' Adjustment Layer and pick the ID Color(s)


Options




Filtering


Filtering options at the top of the dialog allow you do search through the left side list of Selection Groups


  • Deactivate the filter by clicking on the Magnifying Glass


  • Search for multiple words using the OR operator by separating them with a comma (,)


  • Specify word groups using the AND operator by adding a plus (+)


  • Clear the filter field quickly by pressing the Clear Filter Button



  • Search in Case Sensitive or Insensitive Mode by clicking on the Aa / aa Icon


  • Search for matching or non matching words




Settings



  • Channel


The name of the channel to create as 'Material ID' Channel.

If the name already exists, selected selection group IDs will be added to the existing one


  • Channel Resolution


The resolution of the 'Material ID' Channel to create if the Name entered does not exist already


  • Generate ID as


    • ID Color

Will create a colored ID layer in the specified Channel


    • Mask

Will create one black/white mask layer per Selection Group in the specified Channel




  • Use previous ID when available


If a Selection Group has been baked previously, this will automatically reuse the previously baked color as ID Color on the new bake.

This is useful in case a selection group has been updated with new faces to quickly apply the previous color to the new faces.


If a Selection Group has previous Color Information, the Selection Group Name will be highlighted in the color that will be used for baking.


  • Use ID Color Override


With this Option turned on, Baking ID Maps will respect custom ID Colors selected by the user

Overrides can be set via the ID Color Overrides or the Selection Group Right Mouse Click Menu



Setting ID Color Overrides



ID Overrides allow the user to specify a custom ID Color for the selected Selection Groups.

Similar Functionality is also available via the right mouse click menu in the Selection Group Palette.



  • Set Custom Color


Let's the user choose a custom color for the selected Selection Groups (in either left or right list) that will be used as their ID Color.


  • Clear Color


Removes a user chosen Color from the selected Selection Groups (in either left or right list) and returns them to a random color unless

Use Previous ID Color option is on



  • Pick Color from Selection


Let's the user sample the current color from the selected Selection Group (in either left or right list) by clicking on the PICK Button. If multiple items are selected the last

chosen color is sampled.


You can then assign the sampled color to other selection groups by clicking on the color swatch.


  • Last chosen Colors



Let's the user assign colors to selected Selection Groups (in either left or right list) by clicking on a swatch,

The list displays the last 12 used colors either from the Color quick pick list, the custom color chosen or the picked color from a selection.


The list is saved and restored on reopen per project.



  • Quick Pick Colors


Let's the user assign colors to selected Selection Groups (in either left or right list) by clicking on a swatch.

The list displays a selection of standard colors.



ID Color Overrides - Additional Options



The Color Swatches in the Selection, Last Chosen Colors and Quick Pick Colors provide helpful tools to manage your color assignments.



    • Color Swatches that are in use are marked with a white outline




    • Hovering your cursor over a color swatch displays the Groups that are assigned to this color



    • Right Mouse Clicking on a swatch allows you to


      • select all Groups with this color assigned
      • filter the left list for all Groups with this color assigned




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