2012 Khronos Group
gl_NumWorkGroups 3G
gl_NumWorkGroups contains the number of workgroups that have been dispatched to a compute shader

## Declaration

`in uvec3 gl_NumWorkGroups`

## Description

In the compute language, `gl_NumWorkGroups` contains the total number of work groups that will execute the compute shader. The components of `gl_NumWorkGroups` are equal to the num_groups_x, num_groups_y, and num_groups_z parameters passed to the `glDispatchCompute` command.

## Version Support

#VARTABLECOLS#
#VARTABLEHEADER#
gl_NumWorkGroups#newin43#

## See Also

gl_WorkGroupSize, gl_WorkGroupID, gl_LocalInvocationID

## Copyright

Copyright 2011-2012 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/.