Holdout

Holdout node.

The Holdout shader node is used to create a “hole” in the image with zero alpha transparency, which is useful for compositing (see Alpha Channel).

Inputs

This node has no inputs.

Properties

This node has no properties.

Outputs

Holdout

Standard shader output.

Examples

../../../_images/render_shader-nodes_shader_holdout_example.jpg

The checkered area is a region with zero alpha.