What is Animation/Prepass rendering (V-Ray) mode and when should it be used?
For all your animations using the irradiance map in your IM solution, we advise you to use this mode which allows you to have a “smoothed” animation without flickering.

Have you checked out our technical documentation ?
For all your animations using the irradiance map in your IM solution, we advise you to use this mode which allows you to have a “smoothed” animation without flickering.
This ensures that your textures are not forgotten in the rendering on the farm and makes the work of RANCHecker easier.
Yes, this is necessary to avoid long calculation times (and overcharging). See the documentation on how to do this.