cross - OpenGL ES 3.2 Reference Pages

## Name

cross — calculate the cross product of two vectors

## Declaration

`vec3 cross(` | vec3 x,
| vec3 y`)`;

## Parameters

`x`

  Specifies the first of two vectors

`y`

  Specifies the second of two vectors

## Description

`cross` returns the cross product of two vectors, `x` and `y`, i.e. $\begin{pmatrix} { x[1] \times y[2] - y[1] \times x[2] } \\ { x[2] \times y[0] - y[2] \times x[0] } \\ { x[0] \times y[1] - y[0] \times x[1] } \end{pmatrix}$.

## Version Support

| OpenGL ES Shading Language Version
--- | ---
Function Name | 1.00 | 3.00 | 3.10 | 3.20
cross (vec3) | ✔ | ✔ | ✔ | ✔

## See Also

dot

## Copyright

Copyright © 2011-2015 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/.