ISNAN(3G)                       [FIXME: manual]                      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   | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 | 4.50 |
       |Name       |      |      |      |      |      |      |      |      |      |      |      |      |
       +-----------+------+------+------+------+------+------+------+------+------+------+------+------+
       |isnan      |  -   |  -   | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  |
       |(genType)  |      |      |      |      |      |      |      |      |      |      |      |      |
       +-----------+------+------+------+------+------+------+------+------+------+------+------+------+
       |isnan      |  -   |  -   |  -   |  -   |  -   |  -   | <?>  | <?>  | <?>  | <?>  | <?>  | <?>  |
       |(genDType) |      |      |      |      |      |      |      |      |      |      |      |      |
       +-----------+------+------+------+------+------+------+------+------+------+------+------+------+

SEE ALSO
       isinf()

COPYRIGHT
       Copyright (C) 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 (C) 2011-2014 Khronos Group

[FIXME: source]                   05/21/2022                         ISNAN(3G)