# Object Categories

Object Categories
An object's category specifies parts of its behavior. For a definition it is set by the Category entry in the DefCore.txt file. Multiple categories can be combined using the binary OR operator.

Category
Description
C4D_StaticBack
Immovable object.
C4D_Structure
Unused.
C4D_Vehicle
Unused.
C4D_Living
A living being.
C4D_Object
An item that can hit alive objects.
C4D_Goal
Game goal.
C4D_Environment
Environmental control object.
C4D_Rule
Rule control object.
C4D_Background
Object is behind the landscape.
C4D_Parallax
Object moves parallax according to the Parallaxity property. For more information see C4D_Parallax.
C4D_MouseSelect
Object can be clicked with the mouse, causing a MouseSelection(int player) callback in the object.
C4D_Foreground
Object is always in the foreground, even before global particles.
C4D_MouseIgnore
Object cannot be selected with the mouse.
C4D_IgnoreFoW
Object is drawn above fog of war. Useful for creating status displays or gui elements using objects.

Example
Category=C4D_StaticBack|C4D_Rule
Category for a rule.
Sven2
2006-05
Newton
2005-01
Günther
2005, 2011