Get Attribute: oldPosition

Menu Path : Operator > Attribute > Get Attribute: oldPosition

The Get Attribute: oldPosition returns the oldPosition, which is a standard attribute, of a simulated element depending on Location. This oldPosition attribute is a helper which you can use the store the current position of a simulated element before you integrate the element's velocity.

Operator settings

Setting	Type	Description
Location	Enum	The location of the attribute. The options are: • Current: Gets the value of the attribute from the current system data container. For example, particle data from a Particle System. • Source: Gets the value of the attribute from the previous system data container read from. You can only read from this Location in the first Context of a system after a system data change. For example, in an Initialize Particle Context.

Operator properties

Output	Type	Description
oldPosition	Vector3	The value of the oldPosition attribute, based on Location. If this attribute has not been written to, this Operator returns the default attribute value.

Details

The value the attribute returns uses the system’s space (either local-space or world-space).