Environment Alpha Toggle and Filtering
To control whether the renderer uses the environment map's alpha channel in creating the alpha for the rendered image, choose Customize Preferences Rendering, and then turn on Use Environment Alpha in the Background group.
Plate Match Filtering
This topic describes the Plate Match/MAX R2 antialiasing filter.
Advanced Lighting Panel (Scanline Renderer)
The Advanced Lighting rollout lets you select one of the advanced lighting options that accompany the default scanline renderer: either the Light Tracer or Radiosity.
Using Multi-Pass Rendering Effects
Multi-pass rendering effects use multiple renderings of the same frame, with slight camera movement between each rendering. The multiple passes simulate the blurring that film in a camera would register under certain conditions.