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