> ## Documentation Index
> Fetch the complete documentation index at: https://rive.app/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# StencilFaceState

Stencil operations for one triangle face. Set `stencilFront` and
`stencilBack` on GPUPipeline.new's descriptor, alongside `depthStencil`.

## Fields

### `compare`

Stencil comparison (default 'always').

### `failOp`

Stencil test failed (default 'keep').

### `depthFailOp`

Stencil passed but depth failed (default 'keep').

### `passOp`

Both stencil and depth passed (default 'keep').