The Atmospheres & Effects rollout lets you assign, delete, and set up parameters for atmospheres and rendering effects associated with the light. This rollout appears only in the Modify panel; it doesn't appear at creation time.
Adding an atmosphere or effect associates that atmosphere or effect with the light object. This rollout is a shortcut to either the Environment panel or the Effects panel on the Environment And Effects dialog.
To add a new atmosphere or rendering effect:
This associates a new atmosphere or rendering effect with the light.
To add an existing atmosphere or rendering effect:
This creates a duplicate atmosphere or rendering effect for the light. Its settings are initially identical to the atmosphere or effect you chose. You can adjust them using Setup.
To delete an atmosphere or rendering effect:
To set up the parameters for an atmosphere or rendering effect:
If you chose an atmosphere, clicking Setup displays the Environment panel. If you chose an effect, clicking Setup displays the Effects panel.
These controls are displayed for all light types.
Displays the Add Atmosphere or Effect dialog, which lets you add an atmosphere or a rendering effect to the light.
Deletes the atmosphere or effect you have selected in the list.
Displays the names of all atmospheres or effects you have assigned to this light.
Lets you set up the atmosphere or rendering effect you have selected in the list. If the item is an atmosphere, clicking Setup displays the Environment panel. If the item is an effect, clicking Setup displays the Effects panel.