# OVERRIDE_GLTF_BASE_ALPHA

*LSL constant*

```lsl
integer OVERRIDE_GLTF_BASE_ALPHA = 2;
```

GLTF override setting used with llSetLinkGLTFOverrides to set the alpha for the face(s). Only impacts rendering when the alpha mode is set to PRIM_GLTF_ALPHA_MODE_BLEND.

Constant groups: [GLTFOverride](/constants/groups/GLTFOverride/)

:::note[Documentation]
This entry is documented in the LSL definitions. No matching wiki article is present in this local collection. Its inclusion here does not establish availability on every simulator.
:::

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From lsl.dev: https://lsl.dev/constants/OVERRIDE_GLTF_BASE_ALPHA/