log2(3) 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 x2y. Results are undefined if x0.

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

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. m[blue]http://opencontent.org/openpub/m[].

COPYRIGHT


Copyright © 2011-2014 Khronos Group