bitfieldReverse - OpenGL 4 Reference Pages

## Name

bitfieldReverse — reverse the order of bits in an integer

## Declaration

`genIType bitfieldReverse(` | genIType value`)`;

`genUType bitfieldReverse(` | genUType value`)`;

## Parameters

`value`

  Specifies the value whose bits to reverse.

## Description

`bitfieldReverse` returns the reversal of the bits of value. The bit numbered n will be taken from bit (bits - 1) - n of `value`, where bits is the total number of bits used to represent `value`.

## 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
bitfieldReverse | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔

## See Also

bitfieldExtract, bitfieldInsert, bitCount

## 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. http://opencontent.org/openpub/.