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50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
// Copyright (C) 2022 TiltedPhoques SRL.
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// For licensing information see LICENSE at the root of this distribution.
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#pragma once
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#include <base/containers/fast_queue.hpp>
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#include <console/ArgStack.h>
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#include <console/Command.h>
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namespace Console
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{
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class CommandQueue
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{
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public:
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struct Item
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{
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// Strictly speaking, this also isn't thread safe...
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CommandBase* m_pCommand{nullptr};
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ArgStack m_stack;
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};
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inline bool HasWork() const { return !m_queue.empty(); }
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// Strong-inline me.
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inline void Upload(CommandBase* apCommand, ArgStack& arStack)
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{
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// Upload Item
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Item* pItem;
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{
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auto lock = m_queue.write_acquire(pItem);
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pItem->m_pCommand = apCommand;
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pItem->m_stack = std::move(arStack);
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}
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}
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inline void Fetch(Item& arOut)
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{
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Item* pItem;
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auto lock = m_queue.read_acquire(pItem);
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{
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arOut.m_pCommand = pItem->m_pCommand;
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arOut.m_stack = std::move(pItem->m_stack);
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}
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}
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private:
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// fast queue with up to n outstanding elements.
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// (8 would be 256)
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fast_queue<Item, 2> m_queue;
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};
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} // namespace Console
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