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# docs.GL

GLSL 4
GLSL ES 3

# trunc

## Name

trunc — find the truncated value of the parameter

## Declaration

`genType trunc(` | genType x`)`;

## Parameters

`x`

  Specify the value to evaluate.

## Description

`trunc` returns a value equal to the nearest integer to `x` whose absolute value is not larger than the absolute value of `x`.

## Version Support

| OpenGL ES Shading Language Version
--- | ---
Function Name | 1.00 | 3.00 | 3.10
trunc (genType) | - | ✔ | ✔

## 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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