isnan — determine whether the parameter is a number
genBType isnan( | genType x); |
x Specifies the value to test for NaN.
For each element element i of the result, isnan returns true if x[i] is posititve or negative floating point NaN (Not a Number) and false otherwise. NaNs may not be supported by the implementation, in which case isnan returns false.
| OpenGL ES Shading Language Version | |||
|---|---|---|---|
| Function Name | 1.00 | 3.00 | 3.10 |
| isnan (genType) | - | ✔ | ✔ |
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. https://opencontent.org/openpub/.