Houdini 21.0 Nodes APEX nodes

uievent::ScreenRay

Fetches information about the mouse ray from the uievent.

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Since 21.0

This node gives access to the mouse ray from the current mouse event and a second mouse ray that was at the start of the drag.

Inputs

uievent: Float

The dictionary containing various uievent states that can be queried by the control graph gadget during UI interactions.

Outputs

origin: Vector3

The ray origin from the current mouse event.

direction: Vector3

The ray direction from the current mouse event.

originstart: Vector3

The ray origin of the mouse event at the start of the drag.

directionstart: Vector3

The ray direction of the mouse event at the start of the drag.

See also

APEX nodes