groupMemoryBarrier - controls the ordering of memory transaction issued shader invocation relative to a

       Copyright © 2012-2014 Khronos Group

[FIXME: source]                                    11/18/2024                             GROUPMEMORYBARRIER(3G)

voidgroupMemoryBarrier(void);

groupMemoryBarrier waits on the completion of all memory accesses performed by an invocation of a compute
       shader relative to the same access performed by other invocations in the same work group and then returns
       with no other effect.

       groupMemoryBarrier - controls the ordering of memory transaction issued shader invocation relative to a
       work group

memoryBarrier(), memoryBarrierImage(), memoryBarrierBuffer(), memoryBarrierShared()

       ┌────────────────────┬───────────────────────────────────────────────────────────────────────────────────┐
       │                    │        OpenGLShadingLanguageVersion                                            │
       ├────────────────────┼──────┬──────┬──────┬──────┬──────┬──────┬──────┬──────┬──────┬──────┬──────┬──────┤
       │ Function           │ 1.10 │ 1.20 │ 1.30 │ 1.40 │ 1.50 │ 3.30 │ 4.00 │ 4.10 │ 4.20 │ 4.30 │ 4.40 │ 4.50 │
       │ Name               │      │      │      │      │      │      │      │      │      │      │      │      │
       ├────────────────────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┼──────┤
       │ groupMemoryBarrier │  -   │  -   │  -   │  -   │  -   │  -   │  -   │  -   │  -   │  ✔   │  ✔   │  ✔   │
       └────────────────────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┴──────┘