---
title: Extract
framework: shadergraph
role: symbol
role_heading: ShaderGraph Node
path: shadergraph/data/extract
---

# Extract

Generates a float stream from one channel of a color​N o​r vector​N ​stream.

## Parameter Types

Parameter Types Parameter descriptions Discussion The Extract node takes its In input and always outputs a singular Float. The value of the node’s output is the value of number in the Index position of In. For example, if In is equal to a Vector3 of (10,15,20) and Index is 1, the output is 15.

## See Also

### Nodes

- [Convert](shadergraph/data/convert.md)
- [Swizzle](shadergraph/data/swizzle.md)
- [Combine 2](shadergraph/data/combine-2.md)
- [Combine 3](shadergraph/data/combine-3.md)
- [Combine 4](shadergraph/data/combine-4.md)
- [Separate 2](shadergraph/data/separate-2.md)
- [Separate 3](shadergraph/data/separate-3.md)
- [Separate 4](shadergraph/data/separate-4.md)
- [Primvar Reader](shadergraph/data/primvar-reader.md)