lots of AreaObj.* functions

data/odyssey_functions.csv

@@ -222,10 +222,10 @@ Address,Quality,Size,Name
 0x0000007100005320,U,000020,_ZNK21BirdGatheringSpotArea27isGreaterPriorityNotClippedEPKS_
 0x0000007100005334,U,000232,_ZNK21BirdGatheringSpotArea21calcRandomGroundTransEPN4sead7Vector3IfEE
 0x000000710000541c,U,000048,_ZN21BirdGatheringSpotArea16AreaClippingInfoC2Ev
-0x000000710000544c,U,000008,_ZNK2al7AreaObj7getNameEv
-0x0000007100005454,U,000008,_ZNK2al7AreaObj20getStageSwitchKeeperEv
-0x000000710000545c,U,000008,_ZNK2al7AreaObj17getSceneObjHolderEv
-0x0000007100005464,U,000008,_ZThn8_NK2al7AreaObj17getSceneObjHolderEv
+0x000000710000544c,O,000008,_ZNK2al7AreaObj7getNameEv
+0x0000007100005454,O,000008,_ZNK2al7AreaObj20getStageSwitchKeeperEv
+0x000000710000545c,O,000008,_ZNK2al7AreaObj17getSceneObjHolderEv
+0x0000007100005464,O,000008,_ZThn8_NK2al7AreaObj17getSceneObjHolderEv
 0x000000710000546c,U,000088,_ZN12ExtForceAreaC2EPKc
 0x00000071000054c4,U,000100,_ZN12ExtForceAreaC1EPKc
 0x0000007100005528,U,000156,_ZN12ExtForceArea4initERKN2al12AreaInitInfoE
@@ -30555,20 +30555,20 @@ Address,Quality,Size,Name
 0x00000071004be2b4,U,000052,_ZN2al19createActorFunctionI23AppearSwitchFixMapPartsEEPNS_9LiveActorEPKc
 0x00000071004be2e8,U,000052,_ZN2al19createActorFunctionI24AppearSwitchFallMapPartsEEPNS_9LiveActorEPKc
 0x00000071004be31c,U,000096,_ZN18ProjectAreaFactoryC2Ev
-0x00000071004be37c,U,000008,_ZNK2al7FactoryIPFPNS_7AreaObjEPKcEE11convertNameES4_
-0x00000071004be384,U,000052,_ZN2al21createAreaObjFunctionINS_7AreaObjEEEPS1_PKc
-0x00000071004be3b8,U,000052,_ZN2al21createAreaObjFunctionI21BirdGatheringSpotAreaEEPNS_7AreaObjEPKc
-0x00000071004be3ec,U,000052,_ZN2al21createAreaObjFunctionINS_20CameraStartParamAreaEEEPNS_7AreaObjEPKc
-0x00000071004be420,U,000052,_ZN2al21createAreaObjFunctionI12ExtForceAreaEEPNS_7AreaObjEPKc
-0x00000071004be454,U,000052,_ZN2al21createAreaObjFunctionI21ForceRecoveryKidsAreaEEPNS_7AreaObjEPKc
-0x00000071004be488,U,000052,_ZN2al21createAreaObjFunctionI24NpcForceMaterialCodeAreaEEPNS_7AreaObjEPKc
-0x00000071004be4bc,U,000052,_ZN2al21createAreaObjFunctionINS_10SePlayAreaEEEPNS_7AreaObjEPKc
-0x00000071004be4f0,U,000052,_ZN2al21createAreaObjFunctionINS_13SeBarrierAreaEEEPNS_7AreaObjEPKc
-0x00000071004be524,U,000052,_ZN2al21createAreaObjFunctionI9StainAreaEEPNS_7AreaObjEPKc
-0x00000071004be558,U,000052,_ZN2al21createAreaObjFunctionINS_11TrafficAreaEEEPNS_7AreaObjEPKc
-0x00000071004be58c,U,000052,_ZN2al21createAreaObjFunctionINS_12ViewCtrlAreaEEEPNS_7AreaObjEPKc
-0x00000071004be5c0,U,000052,_ZN2al21createAreaObjFunctionI14RouteGuideAreaEEPNS_7AreaObjEPKc
-0x00000071004be5f4,U,000052,_ZN2al21createAreaObjFunctionI10MoveArea2DEEPNS_7AreaObjEPKc
+0x00000071004be37c,O,000008,_ZNK2al7FactoryIPFPNS_7AreaObjEPKcEE11convertNameES4_
+0x00000071004be384,O,000052,_ZN2al21createAreaObjFunctionINS_7AreaObjEEEPS1_PKc
+0x00000071004be3b8,O,000052,_ZN2al21createAreaObjFunctionI21BirdGatheringSpotAreaEEPNS_7AreaObjEPKc
+0x00000071004be3ec,O,000052,_ZN2al21createAreaObjFunctionINS_20CameraStartParamAreaEEEPNS_7AreaObjEPKc
+0x00000071004be420,O,000052,_ZN2al21createAreaObjFunctionI12ExtForceAreaEEPNS_7AreaObjEPKc
+0x00000071004be454,O,000052,_ZN2al21createAreaObjFunctionI21ForceRecoveryKidsAreaEEPNS_7AreaObjEPKc
+0x00000071004be488,O,000052,_ZN2al21createAreaObjFunctionI24NpcForceMaterialCodeAreaEEPNS_7AreaObjEPKc
+0x00000071004be4bc,O,000052,_ZN2al21createAreaObjFunctionINS_10SePlayAreaEEEPNS_7AreaObjEPKc
+0x00000071004be4f0,O,000052,_ZN2al21createAreaObjFunctionINS_13SeBarrierAreaEEEPNS_7AreaObjEPKc
+0x00000071004be524,O,000052,_ZN2al21createAreaObjFunctionI9StainAreaEEPNS_7AreaObjEPKc
+0x00000071004be558,O,000052,_ZN2al21createAreaObjFunctionINS_11TrafficAreaEEEPNS_7AreaObjEPKc
+0x00000071004be58c,O,000052,_ZN2al21createAreaObjFunctionINS_12ViewCtrlAreaEEEPNS_7AreaObjEPKc
+0x00000071004be5c0,O,000052,_ZN2al21createAreaObjFunctionI14RouteGuideAreaEEPNS_7AreaObjEPKc
+0x00000071004be5f4,O,000052,_ZN2al21createAreaObjFunctionI10MoveArea2DEEPNS_7AreaObjEPKc
 0x00000071004be628,U,000084,_ZN25ProjectCameraPoserFactoryC2Ev
 0x00000071004be67c,U,000008,_ZNK2al7FactoryIPFPNS_11CameraPoserEPKcEE11convertNameES4_
 0x00000071004be684,U,000052,_ZN2al25createCameraPoserFunctionI22CameraPoserFollowLimitEEPNS_11CameraPoserEPKc
@@ -50157,39 +50157,39 @@ Address,Quality,Size,Name
 0x00000071008039e8,U,000040,_ZN2al12AreaInitInfoC2ERKNS_13PlacementInfoEPNS_19StageSwitchDirectorEPNS_14SceneObjHolderE
 0x0000007100803a10,U,000052,_ZN2al12AreaInitInfoC1ERKNS_13PlacementInfoERKS0_
 0x0000007100803a44,U,000040,_ZN2al12AreaInitInfo3setERKNS_13PlacementInfoEPNS_19StageSwitchDirectorEPNS_14SceneObjHolderE
-0x0000007100803a6c,U,000148,_ZN2al7AreaObjC2EPKc
-0x0000007100803b00,U,000096,_ZN2al7AreaObjC1EPKc
+0x0000007100803a6c,O,000148,_ZN2al7AreaObjC2EPKc
+0x0000007100803b00,O,000096,_ZN2al7AreaObjC1EPKc
 0x0000007100803b60,U,000404,_ZN2al7AreaObj4initERKNS_12AreaInitInfoE
-0x0000007100803cf4,U,000012,_ZN2al7AreaObj8validateEv
-0x0000007100803d00,U,000008,_ZN2al7AreaObj10invalidateEv
-0x0000007100803d08,U,000048,_ZN2al7AreaObj21initStageSwitchKeeperEv
-0x0000007100803d38,U,000032,_ZNK2al7AreaObj10isInVolumeERKN4sead7Vector3IfEE
-0x0000007100803d58,U,000032,_ZNK2al7AreaObj16isInVolumeOffsetERKN4sead7Vector3IfEEf
+0x0000007100803cf4,O,000012,_ZN2al7AreaObj8validateEv
+0x0000007100803d00,O,000008,_ZN2al7AreaObj10invalidateEv
+0x0000007100803d08,O,000048,_ZN2al7AreaObj21initStageSwitchKeeperEv
+0x0000007100803d38,O,000032,_ZNK2al7AreaObj10isInVolumeERKN4sead7Vector3IfEE
+0x0000007100803d58,O,000032,_ZNK2al7AreaObj16isInVolumeOffsetERKN4sead7Vector3IfEEf
 0x0000007100803d78,U,000028,_ZNK2al10FunctorV0MIPNS_7AreaObjEMS1_FvvEEclEv
 0x0000007100803d94,U,000076,_ZNK2al10FunctorV0MIPNS_7AreaObjEMS1_FvvEE5cloneEv
 0x0000007100803de0,U,000004,_ZN2al10FunctorV0MIPNS_7AreaObjEMS1_FvvEED0Ev
-0x0000007100803de4,U,000016,_ZN2al15AreaObjDirectorC2Ev
-0x0000007100803df4,U,000236,_ZN2al15AreaObjDirector4initEPKNS_14AreaObjFactoryE
-0x0000007100803ee0,U,000004,_ZN2al15AreaObjDirector7endInitEv
-0x0000007100803ee4,U,000016,_ZN2al15AreaObjDirector6updateEv
-0x0000007100803ef4,U,000052,_ZN2al15AreaObjDirector9placementERKNS_12AreaInitInfoE
-0x0000007100803f28,U,000156,_ZN2al15AreaObjDirector9placementEPKNS_12AreaInitInfoEi
-0x0000007100803fc4,U,000340,_ZN2al15AreaObjDirector18createAreaObjGroupERKNS_12AreaInitInfoE
-0x0000007100804118,U,000448,_ZN2al15AreaObjDirector24createAreaObjGroupBufferEv
-0x00000071008042d8,U,000448,_ZN2al15AreaObjDirector16placementAreaObjERKNS_12AreaInitInfoE
-0x0000007100804498,U,000128,_ZNK2al15AreaObjDirector15getAreaObjGroupEPKc
-0x0000007100804518,U,000132,_ZNK2al15AreaObjDirector16isExistAreaGroupEPKc
-0x000000710080459c,U,000176,_ZN2al15AreaObjDirector18getInVolumeAreaObjEPKcRKN4sead7Vector3IfEE
-0x000000710080464c,U,000008,_ZNK2al15AreaObjDirector21getMtxConnecterHolderEv
-0x0000007100804654,U,000036,_ZN2al14AreaObjFactoryC2EPKc
-0x0000007100804678,U,000144,_ZNK2al14AreaObjFactory20tryFindAddBufferSizeEPKc
-0x0000007100804708,U,000012,_ZN2al12AreaObjGroupC2EPKci
-0x0000007100804714,U,000016,_ZN2al12AreaObjGroup14incrementCountEv
-0x0000007100804724,U,000068,_ZN2al12AreaObjGroup12createBufferEv
-0x0000007100804768,U,000072,_ZN2al12AreaObjGroup12createBufferEi
-0x00000071008047b0,U,000044,_ZN2al12AreaObjGroup15registerAreaObjEPNS_7AreaObjE
-0x00000071008047dc,U,000012,_ZNK2al12AreaObjGroup10getAreaObjEi
-0x00000071008047e8,U,000152,_ZNK2al12AreaObjGroup18getInVolumeAreaObjERKN4sead7Vector3IfEE
+0x0000007100803de4,O,000016,_ZN2al15AreaObjDirectorC2Ev
+0x0000007100803df4,O,000236,_ZN2al15AreaObjDirector4initEPKNS_14AreaObjFactoryE
+0x0000007100803ee0,O,000004,_ZN2al15AreaObjDirector7endInitEv
+0x0000007100803ee4,O,000016,_ZN2al15AreaObjDirector6updateEv
+0x0000007100803ef4,O,000052,_ZN2al15AreaObjDirector9placementERKNS_12AreaInitInfoE
+0x0000007100803f28,O,000156,_ZN2al15AreaObjDirector9placementEPKNS_12AreaInitInfoEi
+0x0000007100803fc4,O,000340,_ZN2al15AreaObjDirector18createAreaObjGroupERKNS_12AreaInitInfoE
+0x0000007100804118,O,000448,_ZN2al15AreaObjDirector24createAreaObjGroupBufferEv
+0x00000071008042d8,O,000448,_ZN2al15AreaObjDirector16placementAreaObjERKNS_12AreaInitInfoE
+0x0000007100804498,O,000128,_ZNK2al15AreaObjDirector15getAreaObjGroupEPKc
+0x0000007100804518,O,000132,_ZNK2al15AreaObjDirector16isExistAreaGroupEPKc
+0x000000710080459c,O,000176,_ZN2al15AreaObjDirector18getInVolumeAreaObjEPKcRKN4sead7Vector3IfEE
+0x000000710080464c,O,000008,_ZNK2al15AreaObjDirector21getMtxConnecterHolderEv
+0x0000007100804654,O,000036,_ZN2al14AreaObjFactoryC2EPKc
+0x0000007100804678,O,000144,_ZNK2al14AreaObjFactory20tryFindAddBufferSizeEPKc
+0x0000007100804708,O,000012,_ZN2al12AreaObjGroupC2EPKci
+0x0000007100804714,O,000016,_ZN2al12AreaObjGroup14incrementCountEv
+0x0000007100804724,O,000068,_ZN2al12AreaObjGroup12createBufferEv
+0x0000007100804768,O,000072,_ZN2al12AreaObjGroup12createBufferEi
+0x00000071008047b0,O,000044,_ZN2al12AreaObjGroup15registerAreaObjEPNS_7AreaObjE
+0x00000071008047dc,O,000012,_ZNK2al12AreaObjGroup10getAreaObjEi
+0x00000071008047e8,O,000152,_ZNK2al12AreaObjGroup18getInVolumeAreaObjERKN4sead7Vector3IfEE
 0x0000007100804880,U,000072,_ZN2al19AreaObjMtxConnecterC1EPNS_7AreaObjERKNS_13PlacementInfoE
 0x00000071008048c8,U,000112,_ZN2al19AreaObjMtxConnecter15trySetParentMtxEPKN4sead8Matrix34IfEERKNS_13PlacementInfoEPKNS_13ValidatorBaseE
 0x0000007100804938,U,000136,_ZN2al19AreaObjMtxConnecter16trySyncParentMtxEPKN4sead8Matrix34IfEERKNS_13PlacementInfoEPKNS_13ValidatorBaseE
@@ -55904,7 +55904,7 @@ Address,Quality,Size,Name
 0x00000071008d61ec,U,000264,_ZN2al20isInAreaObjPlayerAllEPKNS_9LiveActorEPKNS_12AreaObjGroupE
 0x00000071008d62f4,U,000184,_ZN2al23isInAreaObjPlayerAnyOneEPKNS_9LiveActorEPKNS_7AreaObjE
 0x00000071008d63ac,U,000248,_ZN2al23isInAreaObjPlayerAnyOneEPKNS_9LiveActorEPKNS_12AreaObjGroupE
-0x00000071008d64a4,U,000112,_ZN2al13createAreaObjERKNS_13ActorInitInfoEPKc
+0x00000071008d64a4,O,000112,_ZN2al13createAreaObjERKNS_13ActorInitInfoEPKc
 0x00000071008d6514,U,000020,_ZN2al16initAreaInitInfoEPNS_12AreaInitInfoERKNS_13ActorInitInfoE
 0x00000071008d6528,U,000156,_ZN2al14createLinkAreaERKNS_13ActorInitInfoEPKcS4_
 0x00000071008d65c4,U,000016,_ZN2al16initAreaInitInfoEPNS_12AreaInitInfoERKNS_13PlacementInfoERKNS_13ActorInitInfoE

lib/al/include/Library/Area/AreaInitInfo.h

@@ -3,25 +3,24 @@
 #include "Library/Placement/PlacementInfo.h"
 
 namespace al {
+class PlacementInfo;
 class StageSwitchDirector;
 class SceneObjHolder;
 
-class AreaInitInfo {
+class AreaInitInfo : public PlacementInfo {
 public:
-    AreaInitInfo();
+    AreaInitInfo(){};
     AreaInitInfo(const PlacementInfo& placementInfo, StageSwitchDirector* stageSwitchDirector,
                  SceneObjHolder* sceneObjHolder);
     AreaInitInfo(const PlacementInfo& placementInfo, const AreaInitInfo& initInfo);
 
     void set(const PlacementInfo& placementInfo, StageSwitchDirector* stageSwitchDirector,
              SceneObjHolder* sceneObjHolder);
 
-    const PlacementInfo& getPlacementInfo() const { return mPlacementInfo; }
     StageSwitchDirector* getStageSwitchDirector() const { return mStageSwitchDirector; }
     SceneObjHolder* getSceneObjHolder() const { return mSceneObjHolder; }
 
 private:
-    PlacementInfo mPlacementInfo;
     StageSwitchDirector* mStageSwitchDirector;
     SceneObjHolder* mSceneObjHolder;
 };

lib/al/include/Library/Area/AreaObj.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include <math/seadMatrix.h>
+
+#include "Library/HostIO/HioNode.h"
+#include "Library/Scene/IUseSceneObjHolder.h"
+#include "Library/Stage/IUseStageSwitch.h"
+
+namespace al {
+class AreaInitInfo;
+class AreaObjGroup;
+class AreaShape;
+class PlacementInfo;
+class SceneObjHolder;
+class StageSwitchKeeper;
+
+class AreaObj : public IUseStageSwitch, public IUseSceneObjHolder, public HioNode {
+public:
+    AreaObj(const char* name);
+    const char* getName() const override;
+    StageSwitchKeeper* getStageSwitchKeeper() const override;
+    void initStageSwitchKeeper() override;
+    virtual void init(const AreaInitInfo& initInfo);
+    virtual bool isInVolume(const sead::Vector3f& position) const;
+    virtual bool isInVolumeOffset(const sead::Vector3f&, f32 offset) const;
+    SceneObjHolder* getSceneObjHolder() const override;
+    void validate();
+    void invalidate();
+
+    s32 getPriority() { return mPriority; };
+
+private:
+    const char* mName;
+    AreaShape* mAreaShape = nullptr;
+    StageSwitchKeeper* mStageSwitchKeeper = nullptr;
+    SceneObjHolder* mSceneObjHolder = nullptr;
+    sead::Matrix34f mMatrixTR = sead::Matrix34f::ident;
+    PlacementInfo* mPlacementInfo = nullptr;
+    s32 mPriority = -1;
+    bool isValid = true;
+};
+
+}  // namespace al

lib/al/include/Library/Area/AreaObjDirector.h

@@ -3,6 +3,8 @@
 #include <basis/seadTypes.h>
 #include <math/seadVector.h>
 
+#include "Library/Area/AreaObjGroup.h"
+
 namespace al {
 class AreaObjFactory;
 class AreaObjMtxConnecterHolder;
@@ -17,19 +19,35 @@ class AreaObjDirector {
     void endInit();
     void update();
     void placement(const AreaInitInfo& initInfo);
-    void placement(const AreaInitInfo& initInfo, s32);
+    void placement(const AreaInitInfo* initInfo, s32 initInfoCount);
     void createAreaObjGroup(const AreaInitInfo& initInfo);
-    void createAreaObjGroupBuffer(const AreaInitInfo& initInfo);
+    void createAreaObjGroupBuffer();
     void placementAreaObj(const AreaInitInfo& initInfo);
-    AreaObjGroup* getAreaObjGroup(const char* name);
-    bool isExistAreaGroup(const char* name);
+    AreaObjGroup* getAreaObjGroup(const char* name) const;
+    bool isExistAreaGroup(const char* name) const;
     AreaObj* getInVolumeAreaObj(const char* name, const sead::Vector3f& position);
-    AreaObjMtxConnecterHolder* getMtxConnecterHolder();
+    AreaObjMtxConnecterHolder* getMtxConnecterHolder() const;
 
 private:
-    AreaObjFactory* mFactory;
-    AreaObjMtxConnecterHolder* mMtxConnecterHolder;
-    AreaObjGroup** mAreaGroups;
-    u32 mAreaGroupCount;
+    const AreaObjFactory* mFactory = nullptr;
+    AreaObjMtxConnecterHolder* mMtxConnecterHolder = nullptr;
+    AreaObjGroup** mAreaGroups = nullptr;
+    u32 mAreaGroupCount = 0;
+
+    AreaObjGroup* _getAreaObjGroup(const char* name) const {
+        s32 lower = 0;
+        s32 upper = mAreaGroupCount;
+        while (lower < upper) {
+            s32 i = (lower + upper) / 2;
+            s32 equalString = strcmp(name, mAreaGroups[i]->getName());
+            if (equalString == 0) {
+                return mAreaGroups[i];
+            } else if (equalString > 0) {
+                lower = i + 1;
+            } else
+                upper = i;
+        }
+        return nullptr;
+    }
 };
 }  // namespace al

lib/al/include/Library/Area/AreaObjFactory.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include "Library/Factory/Factory.h"
+
+namespace al {
+
+class AreaObj;
+
+using AreaObjCreatorFunction = AreaObj* (*)(const char*);
+
+struct AreaGroupInfo {
+    const char* name;
+    s32 size;
+};
+
+class AreaObjFactory : public Factory<AreaObjCreatorFunction> {
+public:
+    AreaObjFactory(const char* factoryName);
+    s32 tryFindAddBufferSize(const char* bufferName) const;
+
+    AreaGroupInfo* getAreaGroupInfo() const { return mAreaGroupInfo; };
+    s32 getAreaGroupCount() const { return mNumBuffers; };
+
+    template <s32 N>
+    void setAreaGroupInfo(AreaGroupInfo (&areaInfo)[N]) {
+        mNumBuffers = N;
+        mAreaGroupInfo = areaInfo;
+    }
+
+private:
+    AreaGroupInfo* mAreaGroupInfo = nullptr;
+    s32 mNumBuffers = 0;
+};
+
+}  // namespace al

lib/al/include/Library/Area/AreaObjGroup.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <math/seadVector.h>
+
+namespace al {
+class AreaObj;
+
+class AreaObjGroup {
+public:
+    AreaObjGroup(const char* groupName, const int capacity);
+    void createBuffer();
+    void createBuffer(const s32 capacity);
+    AreaObj* getAreaObj(const s32 index) const;
+    AreaObj* getInVolumeAreaObj(const sead::Vector3f& position) const;
+    void incrementCount();
+    void registerAreaObj(AreaObj* newAreaObj);
+
+    const char* getName() const { return mGroupName; };
+
+private:
+    const char* mGroupName;
+    AreaObj** mBuffer = nullptr;
+    s32 mCount = 0;
+    s32 mCapacity;
+};
+}  // namespace al

lib/al/include/Library/Area/AreaObjMtxConnecter.h

@@ -0,0 +1,46 @@
+#pragma once
+
+#include <math/seadMatrix.h>
+
+#include "Library/Placement/PlacementInfo.h"
+
+namespace al {
+class AreaObj;
+class MtxConnector;
+class PlacementInfo;
+class ValidatorBase;
+
+class AreaObjMtxConnecter {
+public:
+    AreaObjMtxConnecter(AreaObj* areaObj, const PlacementInfo& placementInfo);
+    bool trySetParentMtx(const sead::Matrix34f* parentMtx, const PlacementInfo& placementInfo,
+                         const ValidatorBase* validatorBase);
+    bool trySyncParentMtx(const sead::Matrix34f* parentMtx, const PlacementInfo& placementInfo,
+                          const ValidatorBase* validatorBase);
+    void update();
+
+private:
+    AreaObj* mAreaObj;
+    sead::Matrix34f mMatrix;
+    MtxConnector* mMtxConnector = nullptr;
+    PlacementInfo mPlacementInfo;
+    ValidatorBase* mValidatorBase = nullptr;
+};
+
+class AreaObjMtxConnecterHolder {
+public:
+    AreaObjMtxConnecterHolder(s32 capacity);
+    void registerParentMtx(const sead::Matrix34f* parentMtx, const PlacementInfo& placementInfo,
+                           const ValidatorBase* validatorBase);
+    void registerSyncParentMtx(const sead::Matrix34f* parentMtx, const PlacementInfo& placementInfo,
+                               const ValidatorBase* validatorBase);
+    s32 tryAddArea(AreaObj* areaObj, const PlacementInfo& placementInfo);
+    void update();
+
+private:
+    MtxConnector** mMtxConnectors;
+    s32 mNumConnectors = 0;
+    s32 mCapacity;
+};
+
+}  // namespace al

lib/al/include/Library/Area/TrafficArea.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include "Library/Area/AreaObj.h"
+
+namespace al {
+class TrafficArea : public AreaObj {
+public:
+    TrafficArea(const char* name);
+
+    bool tryPermitEnterCar();
+    bool tryPermitEnterNpc();
+
+private:
+    bool mCarFull = false;
+    bool mNpcFull = false;
+    bool mNpcUnavailable = false;
+    char mUnkChar = '\0';
+};
+}  // namespace al