Function AccessScopeImpl

layers/sync/sync_barrier.cpp:36–47

template <typename Flags, typename Map>
static SyncAccessFlags AccessScopeImpl(Flags flag_mask, const Map& map) {
    SyncAccessFlags scope;
    for (const auto& [flag_bits2, sync_access_flags] : map) {
        if (flag_mask < flag_bits2) {
            break;
        }
        if (flag_mask & flag_bits2) {
            scope |= sync_access_flags;
        }
    }
    return scope;
}

static SyncAccessFlags AccessScopeByStage(VkPipelineStageFlags2 stages) {
    return AccessScopeImpl(stages, syncAccessMaskByStageBit());