Parameters are accessed with C4DAtom::GetParameter()/ C4DAtom::SetParameter(). See Parameter IDs.
Parameter: Mode
FP_COLLIDE_OBJECT_BEHAVIOUR
Parameter: Contact on
FP_COLLIDE_OBJECT_BEHAVIOUR_PROXIMITY
Parameter: Radius
FP_COLLIDE_OBJECT_RADIUS
Parameter: Bounce
FP_COLLIDE_OBJECT_ELASTICITY
Parameter: Dynamic Friction
FP_COLLIDE_OBJECT_COLLISION_ANGLE
Parameter: Angle Variation
FP_COLLIDE_OBJECT_COLLISION_ANGLE_VARIATION
Parameter: Target Group
FP_COLLIDE_OBJECT_TARGET_GROUP
Parameter: Mode
FP_COLLIDE_OBJECT_ELEMENTS_INEXMODE
Parameter: Simulation Tags
FP_COLLIDE_OBJECT_ELEMENTS
Parameter: Select Considered Geometry
FP_COLLIDE_OBJECT_SELECT_GEOMETRY