mirror of
https://github.com/zeldaret/botw
synced 2026-05-24 23:21:36 -04:00
Léo Lam
7226150ed7
Also moves from functions from ActorLinkConstDataAccess (the base class for BaseProc) into the Actor-specific ActorConstDataAccess
120 lines
3.5 KiB
C++
120 lines
3.5 KiB
C++
#pragma once
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#include <basis/seadTypes.h>
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#include <container/seadSafeArray.h>
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#include <heap/seadDisposer.h>
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#include <prim/seadScopeGuard.h>
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#include <prim/seadScopedLock.h>
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#include <thread/seadAtomic.h>
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#include <thread/seadCriticalSection.h>
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#include "KingSystem/Utils/Types.h"
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namespace ksys::act {
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class ActorLinkConstDataAccess;
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class BaseProc;
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class BaseProcLinkData;
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class BaseProcLink {
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public:
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BaseProcLink();
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~BaseProcLink() { reset(); }
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BaseProcLink& operator=(const BaseProcLink& rhs);
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bool operator==(const BaseProcLink& rhs) const;
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bool operator!=(const BaseProcLink& rhs) const { return !operator==(rhs); }
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explicit operator bool() const { return hasProc(); }
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bool hasProc() const;
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bool hasProcInCalcState() const;
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bool hasProcById(BaseProc* proc) const;
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BaseProc* getProc(ActorLinkConstDataAccess* accessor, BaseProc* other_proc) const;
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BaseProc* getProc(ActorLinkConstDataAccess* accessor) const;
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/// Acquire the specified BaseProc.
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/// If a BaseProc has already been specified, it is released.
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///
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/// @param acquire_immediately If true, the BaseProc's reference count is immediately
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/// incremented. Otherwise, full acquisition is delayed until
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/// the next call to getProc(accessor[, proc]).
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bool acquire(BaseProc* proc, bool acquire_immediately);
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void reset();
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bool isAccessingSpecifiedProcUnsafe(BaseProc* other) const;
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template <typename Function>
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auto getProcInContext(const Function& function) const;
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private:
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static constexpr u32 cInvalidId = -1;
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BaseProc* getProc() const;
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BaseProcLinkData* mData = nullptr;
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u32 mId = cInvalidId;
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bool mAcquired = false;
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};
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KSYS_CHECK_SIZE_NX150(BaseProcLink, 0x10);
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class BaseProcLinkData {
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public:
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u32 id() const { return mId; }
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s32 refCount() const { return mRefCount; }
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/// Get the stored BaseProc.
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BaseProc* getProc() const { return mProc; }
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/// Get the stored BaseProc or nullptr if its ID or state are unexpected.
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/// @param id The expected ID.
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/// @param allow_deleted Whether to allow the BaseProc to be in the Delete state.
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BaseProc* getProc(u32 id, bool allow_deleted) const;
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/// Locks the critical section if on a low priority thread and returns it;
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/// unlocking it is the responsibility of the caller.
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/// Returns nullptr if on a high priority thread. In that case, nothing needs to be done.
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sead::CriticalSection* lockIfNeeded();
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private:
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friend class BaseProcLink;
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friend class BaseProcLinkDataMgr;
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sead::CriticalSection mCS;
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u32 mId = -1;
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BaseProc* mProc = nullptr;
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sead::Atomic<s32> mRefCount = 0;
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};
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KSYS_CHECK_SIZE_NX150(BaseProcLinkData, 0x58);
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class BaseProcLinkDataMgr {
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SEAD_SINGLETON_DISPOSER(BaseProcLinkDataMgr)
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public:
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bool acquireLink(BaseProc* proc);
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bool releaseLink(BaseProc* proc);
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private:
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sead::CriticalSection mCS;
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s32 mIndex = 0;
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sead::SafeArray<BaseProcLinkData, 2048> mData{};
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};
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KSYS_CHECK_SIZE_NX150(BaseProcLinkDataMgr, 0x2C068);
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inline BaseProc* BaseProcLink::getProc() const {
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return mData->getProc(mId, mAcquired);
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}
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template <typename Function>
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inline auto BaseProcLink::getProcInContext(const Function& function) const {
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if (mId == cInvalidId)
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return function(nullptr, false);
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const auto guard = sead::makeScopeGuard([crit_section = mData->lockIfNeeded()] {
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if (crit_section)
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crit_section->unlock();
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});
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return function(getProc(), true);
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}
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} // namespace ksys::act
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