SItoA has its own Render Options panel to control Arnold-specific features such as multi-threading, sampling quality, etc. These Render Options can be global to all passes or apply to a specific pass only.
To open this panel, from the Softimage menu, select Explorer / Passes or Render / Renderer Options (or bring up the Render Manager via Render / Render Manager):
The menus provided on each tab beneath Arnold Render Options are described in more detail in the topics below:
- Motion Blur
- Depth of Field
- Ray Depth
- Textures - settings
- ASS Archives