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# docs.GL

GLSL 4
GLSL ES 3

# exp2

## Name

exp2 — return 2 raised to the power of the parameter

## Declaration

`genType exp2(` | genType x`)`;

## Parameters

`x`

  Specify the value of the power to which 2 will be raised.

## Description

`exp2` returns 2 raised to the power of `x`. i.e., 2 x.

## Version Support

| OpenGL Shading Language Version
--- | ---
Function Name | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 | 4.50
exp2 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔

## See Also

exp, log, log2

## Copyright

Copyright © 2011-2014 Khronos Group. This material may be distributed subject to the terms and conditions set forth in the Open Publication License, v 1.0, 8 June 1999. https://opencontent.org/openpub/.

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