Light | Dark

sign

Name

sign — extract the sign of the parameter

Declaration

genType sign( genType x);
genIType sign( genIType x);

Parameters

x

Specify the value from which to extract the sign.

Description

sign returns -1.0 if x<0.0, 0.0 if x=0.0 and 1.0 if x>0.0.

Version Support

OpenGL ES Shading Language Version
Function Name 1.00 3.00 3.10
sign (genType)
sign (genIType) -

See Also

abs

Think you can improve this page? Edit this page on GitHub.