Creates an unshaded material with its variants (selected and/or editable) and adds them to the internal material list. They can then be accessed with getMaterial and used in EditorSpatialGizmo.addMesh and EditorSpatialGizmo.addLines. Should not be overridden.
Creates an unshaded material with its variants (selected and/or editable) and adds them to the internal material list. They can then be accessed with getMaterial and used in EditorSpatialGizmo.addMesh and EditorSpatialGizmo.addLines. Should not be overridden.