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# docs.GL

GLSL 4
GLSL ES 3

# roundEven

## Name

roundEven — find the nearest even integer to the parameter

## Declaration

`genType roundEven(` | genType x`)`;

`genDType roundEven(` | genDType x`)`;

## Parameters

`x`

  Specify the value to evaluate.

## Description

`roundEven` returns a value equal to the nearest integer to `x`. The fractional part of 0.5 will round toward the nearest even integer. For example, both 3.5 and 4.5 will round to 4.0.

## 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
roundEven (genType) | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔
roundEven (genDType) | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔

## See Also

floor, round

## 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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