This page gives some basic details about the Atmospheric Effects render element and how it is used in compositing.
||Shading viewport|| > Shader Tree > Add Layer button > V-Ray Render Elements > V-Ray Additional Outputs > Atmospheric Effects
This render element is enabled and controlled through the V-Ray Additional Outputs properties.
Enable Atmospheric Effects – Enables the Render Element.
Name – Sets a custom name for the Atmospheric Effects Render Element.
Deep Output – Specifies whether to include this Render Element in deep images.
Apply Color Mapping – Applies the color mapping options specified in the Color mapping rollout of the V-Ray Main Render Settings.
Denoise – Denoises the render element.
The Atmosphere Render Element is useful for changing the appearance of the atmosphere and volumetric effects in a rendered image using compositing or image editing software. Below is an example of its use.
The Atmospheric Effects Render Element is added to the render to form the final image.