Method IsRAWHazard

layers/sync/sync_access_state.cpp:1035–1044

}

bool AccessState::IsRAWHazard(const SyncAccessInfo& usage_info) const {
    assert(IsRead(usage_info.access_index));
    // Only RAW vs. last_write if it doesn't happen-after any other read because either:
    //    * the previous reads are not hazards, and thus last_write must be visible and available to
    //      any reads that happen after.
    //    * the previous reads *are* hazards to last_write, have been reported, and if that hazard is fixed
    //      the current read will be also not be a hazard, thus reporting a hazard here adds no needed information.
    return last_write.has_value() && (0 == (read_execution_barriers & usage_info.stage_mask)) &&
           last_write->IsWriteHazard(usage_info);
}

VkPipelineStageFlags2 AccessState::GetOrderedStages(QueueId queue_id, const OrderingBarrier& ordering,
                                                    AttachmentAccessType attachment_access_type) const {