gl_NumSamples — contains the total number of samples in the framebuffer
in bool gl_NumSamples ;
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.
| OpenGL Shading Language Version | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Variable Name | 1.10 | 1.20 | 1.30 | 1.40 | 1.50 | 3.30 | 4.00 | 4.10 | 4.20 | 4.30 | 4.40 | 4.50 |
| gl_NumSamples | - | - | - | - | - | - | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
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