sign — extract the sign of the parameter
genType sign( | genType x); |
genIType sign( | genIType x); |
x Specify the value from which to extract the sign.
sign returns -1.0 if , 0.0 if and 1.0 if .
| OpenGL ES Shading Language Version | |||
|---|---|---|---|
| Function Name | 1.00 | 3.00 | 3.10 |
| sign (genType) | ✔ | ✔ | ✔ |
| sign (genIType) | - | ✔ | ✔ |
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/.