29 lines
1.8 KiB
Plaintext
29 lines
1.8 KiB
Plaintext
#version 450
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#extension GL_KHR_memory_scope_semantics : require
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shared uint value;
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shared int atomi;
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shared uint atomu;
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layout(binding = 0, r32ui) workgroupcoherent uniform uimage2D imageu;
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layout(binding = 1, r32i) coherent uniform iimage2D imagei;
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layout (binding = 2) buffer BufferU { workgroupcoherent uint x; } bufferu;
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layout (binding = 3) subgroupcoherent buffer BufferI { uint x; } bufferi;
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void main()
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{
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atomicStore(atomu, value, gl_ScopeDevice, gl_StorageSemanticsBuffer, gl_SemanticsAcquire);
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int origi = imageAtomicLoad(imagei, ivec2(0,0), gl_ScopeDevice, gl_StorageSemanticsBuffer, gl_SemanticsRelease);
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atomicStore(atomu, value, gl_ScopeDevice, gl_StorageSemanticsBuffer, gl_SemanticsAcquireRelease);
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atomicStore(atomu, value, gl_ScopeDevice, gl_StorageSemanticsBuffer, gl_StorageSemanticsBuffer);
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origi = imageAtomicLoad(imagei, ivec2(0,0), gl_ScopeDevice, gl_SemanticsAcquire, gl_SemanticsAcquire);
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memoryBarrier(gl_ScopeWorkgroup, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, 0);
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memoryBarrier(gl_ScopeWorkgroup, 0, gl_SemanticsRelease);
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memoryBarrier(gl_ScopeWorkgroup, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, gl_SemanticsRelease | gl_SemanticsAcquire);
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atomicAdd(atomu, value, gl_ScopeDevice, gl_StorageSemanticsBuffer, gl_SemanticsRelease | gl_SemanticsAcquire);
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uint origu = atomicCompSwap(atomu, 10u, value, gl_ScopeDevice, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, gl_SemanticsAcquire, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, gl_SemanticsAcquireRelease);
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memoryBarrier(gl_ScopeWorkgroup, gl_StorageSemanticsBuffer, gl_SemanticsRelease | gl_SemanticsMakeVisible);
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memoryBarrier(gl_ScopeWorkgroup, gl_StorageSemanticsBuffer, gl_SemanticsAcquire | gl_SemanticsMakeAvailable);
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}
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