Notch Reference Manual

RT Ambient Occlusion

Method

This node simulates ambient occlusion by casting a large number of rays in random directions in a sphere or hemisphere from each point on the screen, and determining what percentage of them hit something before reaching the extent of the bounding sphere.

Attributes

Name Description
Blend Mode Sets blend mode type.
  • Add, Adds the lighting.
  • Multiply Ambient, Multiplies with ambient lighting.
  • Multiply Ambient + Lighting, Multiplies with both ambient and lighting.
Blend amount How much the light is blended with the ambient occlusion
Radius radius of the ambient occlusion
Samples Sets umber of samples taken
Ray Bias Ray bias of the shadows

Inputs

Name Description
Objects Only objects inputted into the node will have ambient occlusion applied
Environment Map Environment map node input
Point Cache Point Cache node input

Outputs

All nodes connected to this node are treated as if flowing to the parent node, and inherits any transformation changes along the chain.