In Action, a blooming node is a child of a light. Multiple lights can be parented to the same Blooming object.
To add a bloom to the scene.
A Blooming object is added to the schematic. In the Result view, you can see the bloom effect.
If there is only one light in the scene, the blooming node is automatically connected to it. If there are several lights in the scene, select the light in the schematic that you want parented to the blooming node before adding the blooming node. Otherwise, you can parent the blooming node to the light or lights manually in the schematic.