Resource bar renderers

Used for ResourceBar.renderer; a renderer displays the resource snapshot and does not modify the resource. Colours are written as #RRGGBB.

Type	Purpose
saturn:textured_bar	Draws the resource bar with a background and a fill texture.
saturn:segmented_bar	Represents the resource amount with multiple colour blocks.
saturn:radial_bar	Draws ring progress within the given angle range.
saturn:text_only	Shows the resource value as formatted text.
saturn:boss_bar	Uses the boss bar style of the given texture.
saturn:missing	Represents a missing implementation or value.