ISNAN(3G)

NAME
isnan - determine whether the parameter is a number

DECLARATION

genBType isnan(genType x);

genBType isnan(genDType x);

PARAMETERS

x
    Specifies the value to test for NaN.

DESCRIPTION

For each element i of the result, isnan returns true if x[i] is posititve or negative floating point NaN (Not a Number) and false otherwise.

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
isnan (genType) | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔
isnan (genDType) | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔

SEE ALSO

isinf()

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