log - OpenGL ES 3.2 Reference Pages

## Name

log — return the natural logarithm of the parameter

## Declaration

`genType log(` | genType x`)`;

## Parameters

`x`

  Specify the value of which to take the natural logarithm.

## Description

`log` returns the natural logarithm of $x$, i.e. the value $y$ which satisfies $x = e^y$. The result is undefined if $x \leq 0$.

## Version Support

| OpenGL ES Shading Language Version
--- | ---
Function Name | 1.00 | 3.00 | 3.10 | 3.20
log | ✔ | ✔ | ✔ | ✔

## See Also

exp, exp2, log2

## Copyright

Copyright © 2011-2015 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/.