2011 Khronos Group
gl_NumSamples 3G
gl_NumSamples contains the total number of samples in the framebuffer

## Declaration

`in int gl_NumSamples;`

## Description

`gl_NumSamples` is a fragment language input variable that contains the number of samples in the framebuffer, or 1 if rendering to a non-multisample framebuffer. `gl_NumSamples` is the sample count of the framebuffer regardless of whether multisample rasterization is enabled or not.

## Version Support

Variable | Version 1.10 | Version 1.20 | Version 1.30 | Version 1.40 | Version 1.50 | Version 3.30 | Version 4.00 | Version 4.10
--- | --- | --- | --- | --- | --- | --- | --- | ---
gl_NumSamples | - | - | - | - | - | - | Y | Y

## See Also

gl_SamplePosition, gl_SampleID

## Copyright

Copyright 2011 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/.