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| LOG2(3G) | [FIXME: manual] | LOG2(3G) |
NAME¶
log2 - return the base 2 logarithm of the parameter
DECLARATION¶
genType log2(genType x);
PARAMETERS¶
x
Specify the value of which to take the base 2
logarithm.
DESCRIPTION¶
log2 returns the base 2 logarithm of $x$, i.e. the value $y$ which satisfies $x = 2^y$. The result is undefined if $x \leq 0$.
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 |
| log2 | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
SEE ALSO¶
exp(), log(), exp2()
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/.
COPYRIGHT¶
Copyright © 2011-2014 Khronos Group
| 11/18/2024 | [FIXME: source] |