Move tangible state into TangibleComponent

Source/Integration/IntegrationGameModeBase.cpp

@@ -3,11 +3,12 @@
 #include "IntegrationGameModeBase.h"
 #include "lpx-drvutil.hpp"
 #include "DebugPrint.h"
-#include "Tangible.h"
+#include "TangibleComponent.h"
 #include "TangibleManager.h"
 #include "TangibleInterface.h"
 #include "CommonTypes.h"
 #include "AnimQueue.h"
+#include "IntegrationGameState.h"
 #include <string>
 #include <string_view>
 
@@ -119,11 +120,13 @@ void AIntegrationGameModeBase::MaybeTriggerUpdateTask(float deltaseconds) {
 //	FStructProperty* sprop = FindFProperty<FStructProperty>(uclass, nname);
 //}
 
+#pragma optimize("", off)
+
 void AIntegrationGameModeBase::UpdateTangibles() {
 	if (!Playing) return;
 	FlxLockedWrapper w(LockableWrapper);
 	int64 actor = w.GetActor();
-	TangibleManager->SetActor(actor);
+	TangibleManager->SetPlayer(actor);
 	TangibleManager->SetNear(w.GetNear(actor, 100, 100, 100));
 	for (int64 id : TangibleManager->GetNear()) {
 		TangibleManager->MakeTangible(id);
@@ -133,19 +136,16 @@ void AIntegrationGameModeBase::UpdateTangibles() {
 	StringViewVec aqueues = w.GetAnimationQueues(tanids);
 	for (int i = 0; i < tanids.Num(); i++) {
 		uint64_t tanid = tanids[i];
-		std::string_view aqueue = aqueues[i];
-		UlxTangible* t = TangibleManager->GetTangible(tanid);
-		check(t != nullptr);
-		t->AnimTracker.Update(aqueue);
-
+		UTangibleComponent *t = TangibleManager->GetTangible(tanid);
+		t->AnimTracker.Update(aqueues[i]);
 		TArray<uint64> aborted = t->AnimTracker.GetAborted();
 		for (uint64 hash : aborted) {
-			IlxTangibleInterface::Execute_AbortAnimation(t->Actor, hash);
+			IlxTangibleInterface::Execute_AbortAnimation(t->GetActor(), hash);
 		}
 		FlxAnimationStep step;
 		ElxAnimationMode mode = t->AnimTracker.GetNextStep(step);
 		if (mode != ElxAnimationMode::INVALID) {
-			bool started = IlxTangibleInterface::Execute_StartAnimation(t->Actor, mode, step);
+			bool started = IlxTangibleInterface::Execute_StartAnimation(t->GetActor(), mode, step);
 			if (started) {
 				t->AnimTracker.StartedStep(step.Hash);
 			}
@@ -252,4 +252,16 @@ void AIntegrationGameModeBase::EndPlay(const EEndPlayReason::Type EndPlayReason)
 	ResetToInitialState();
 }
 
+namespace IntegrationGameState {
 
+	UTangibleManager* GetTangibleManager(AActor *actor) {
+		AGameModeBase* gmb = actor->GetWorld()->GetAuthGameMode();
+		AIntegrationGameModeBase* igmb = Cast<AIntegrationGameModeBase>(gmb);
+		if (igmb == nullptr) {
+			return nullptr;
+		} else {
+			return igmb->TangibleManager;
+		}
+	}
+
+} // namespace IntegrationGameState

Source/Integration/IntegrationGameState.h

@@ -0,0 +1,7 @@
+
+class UTangibleManager;
+
+namespace IntegrationGameState {
+	UTangibleManager* GetTangibleManager(AActor *actor);
+}
+

Source/Integration/SampleActorComponent.cpp

@@ -0,0 +1,34 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "SampleActorComponent.h"
+
+// Sets default values for this component's properties
+USampleActorComponent::USampleActorComponent()
+{
+	// Set this component to be initialized when the game starts, and to be ticked every frame.  You can turn these features
+	// off to improve performance if you don't need them.
+	PrimaryComponentTick.bCanEverTick = true;
+
+	// ...
+}
+
+
+// Called when the game starts
+void USampleActorComponent::BeginPlay()
+{
+	Super::BeginPlay();
+
+	// ...
+	
+}
+
+
+// Called every frame
+void USampleActorComponent::TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction)
+{
+	Super::TickComponent(DeltaTime, TickType, ThisTickFunction);
+
+	// ...
+}
+

Source/Integration/SampleActorComponent.h

@@ -0,0 +1,28 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Components/ActorComponent.h"
+#include "SampleActorComponent.generated.h"
+
+
+UCLASS( ClassGroup=(Custom), meta=(BlueprintSpawnableComponent) )
+class INTEGRATION_API USampleActorComponent : public UActorComponent
+{
+	GENERATED_BODY()
+
+public:	
+	// Sets default values for this component's properties
+	USampleActorComponent();
+
+protected:
+	// Called when the game starts
+	virtual void BeginPlay() override;
+
+public:	
+	// Called every frame
+	virtual void TickComponent(float DeltaTime, ELevelTick TickType, FActorComponentTickFunction* ThisTickFunction) override;
+
+		
+};

Source/Integration/Tangible.cpp

@@ -1,5 +0,0 @@
-// Fill out your copyright notice in the Description page of Project Settings.
-
-
-#include "Tangible.h"
-

Source/Integration/Tangible.h

@@ -1,31 +0,0 @@
-// Fill out your copyright notice in the Description page of Project Settings.
-
-#pragma once
-
-#include "CoreMinimal.h"
-#include "UObject/NoExportTypes.h"
-#include "AnimQueue.h"
-#include "TangibleInterface.h"
-#include "Tangible.generated.h"
-
-/**
- * 
- */
-UCLASS()
-class INTEGRATION_API UlxTangible : public UObject
-{	
-	GENERATED_BODY()
-
-public:
-	UPROPERTY()
-	AActor* Actor;
-
-	FlxAnimTracker AnimTracker;
-
-	FString Plane;
-
-	void Init(AActor* a, const FString &plane) {
-		Actor = a;
-		Plane = plane;
-	}
-};

Source/Integration/TangibleComponent.cpp

@@ -0,0 +1,16 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+
+#include "TangibleComponent.h"
+#include "TangibleManager.h"
+
+UTangibleComponent::UTangibleComponent()
+{
+}
+
+void UTangibleComponent::Init(UTangibleManager* tm, AActor* a, int64 id)
+{
+	TangibleManager = tm;
+	Actor = a;
+	TangibleId = id;
+}

Source/Integration/TangibleComponent.h

@@ -0,0 +1,56 @@
+// Fill out your copyright notice in the Description page of Project Settings.
+
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Components/ActorComponent.h"
+#include "AnimQueue.h"
+#include "TangibleComponent.generated.h"
+
+/*
+ * TangibleComponent
+ *
+ * The TangibleManager procedurally injects a TangibleComponent
+ * into the actor.  This gives us a place to store tangible-specific
+ * actor properties, such as the tangible Id, the animation queue,
+ * and so forth.
+ *
+ * To cooperate the with the garbage collector, don't store pointers
+ * to TangibleComponents in data structures.  Instead, store a pointer
+ * to the actor and then use GetComponentByClass to retrieve the
+ * TangibleComponent on demand.
+ *
+ */
+
+class UTangibleManager;
+
+UCLASS( ClassGroup=(Custom), meta=(BlueprintSpawnableComponent) )
+class INTEGRATION_API UTangibleComponent : public UActorComponent
+{
+	GENERATED_BODY()
+
+public:	
+	UTangibleComponent();
+	
+	// The tangible ID.
+	UPROPERTY()
+	uint64 TangibleId;
+
+	// The actor that we're a part of.
+	UPROPERTY()
+	TWeakObjectPtr<AActor> Actor;
+
+	// Our tangible Manager.
+	UPROPERTY()
+	TWeakObjectPtr<UTangibleManager> TangibleManager;
+
+	// Animation tracker
+	FlxAnimTracker AnimTracker;
+
+	// Current Plane.
+	FString Plane;
+
+	void Init(UTangibleManager* tm, AActor* a, int64 id);
+
+	AActor* GetActor() const { return Actor.Get(); }
+};

Source/Integration/TangibleInterface.h

@@ -29,3 +29,5 @@ public:
 	UFUNCTION(BlueprintImplementableEvent, Category = "Tangible Functionality")
 	bool AbortAnimation(int64 hash);
 };
+
+

Source/Integration/TangibleManager.cpp

@@ -3,6 +3,8 @@
 
 #include "TangibleManager.h"
 #include "TangibleInterface.h"
+#include "IntegrationGameState.h"
+#include "TangibleComponent.h"
 #include "DebugPrint.h"
 
 using namespace DebugPrint;
@@ -10,39 +12,51 @@ using namespace DebugPrint;
 UTangibleManager::UTangibleManager() {
 	World = nullptr;
 	ClassTangibleActor = nullptr;
-	Actor = 0;
+	Player = 0;
 	Near = IdView();
 }
 
 void UTangibleManager::Init(UWorld *world, UClass* tanact) {
 	World = world;
 	ClassTangibleActor = tanact;
-	Actor = 0;
+	Player = 0;
 	Near = IdView();
 }
 
-UlxTangible *UTangibleManager::GetTangible(int64 id) {
-	UlxTangible **p = IdToTangible.Find(id);
+UTangibleComponent *UTangibleManager::GetTangible(int64 id) {
+	AActor **p = IdToActor.Find(id);
 	if (p == nullptr) {
 		return nullptr;
 	} else {
-		return *p;
+		AActor* a = *p;
+		UTangibleComponent* comp = a->FindComponentByClass<UTangibleComponent>();
+		check(comp != nullptr);
+		return comp;
 	}
 }
 
-UlxTangible *UTangibleManager::MakeTangible(int64 id) {
-	UlxTangible *& p = IdToTangible.FindOrAdd(id);
+UTangibleComponent *UTangibleManager::MakeTangible(int64 id) {
+	AActor *& p = IdToActor.FindOrAdd(id);
 	if (p == nullptr) {
-		FVector location(0,0,0);
-		FRotator rotation(0, 0, 0);
 		FActorSpawnParameters params;
-		AActor* a = World->SpawnActor(ClassTangibleActor, &location, &rotation, params);
+		FVector location(0, 0, 0);
+		FRotator rotation(0, 0, 0);
+		UWorld* w = GetWorld();
+		AActor* a = w->SpawnActor(ClassTangibleActor, &location, &rotation, params);
 		check(a != nullptr);
 		check(a->GetClass()->ImplementsInterface(UlxTangibleInterface::StaticClass()));
-		p = NewObject<UlxTangible>();
-		p->Init(a, TEXT(""));
+		// Insert a TangibleComponent into the actor.
+		UActorComponent* ac = a->AddComponentByClass(UTangibleComponent::StaticClass(), false, FTransform::Identity, false);
+		UTangibleComponent* tc = Cast<UTangibleComponent>(ac);
+		check(tc != nullptr);
+		tc->Init(this, a, id);
+		p = a;
+		return tc;
+	} else {
+		UTangibleComponent* comp = p->FindComponentByClass<UTangibleComponent>();
+		check(comp != nullptr);
+		return comp;
 	}
-	return p;
 }
 
 void UTangibleManager::DeleteTangible(int64 id) {
@@ -51,10 +65,10 @@ void UTangibleManager::DeleteTangible(int64 id) {
 
 UTangibleManager::IdArray UTangibleManager::GetLive() {
 	IdArray result;
-	result.SetNum(IdToTangible.Num());
+	result.SetNum(IdToActor.Num());
 	int next = 0;
-	for (auto &pair : IdToTangible) {
+	for (auto &pair : IdToActor) {
 		result[next++] = pair.Key;
 	}
 	return result;
-}
+}

Source/Integration/TangibleManager.h

@@ -5,7 +5,7 @@
 #include "CoreMinimal.h"
 #include "UObject/NoExportTypes.h"
 #include "CommonTypes.h"
-#include "Tangible.h"
+#include "TangibleComponent.h"
 #include "TangibleManager.generated.h"
 
 UCLASS()
@@ -18,19 +18,21 @@ public:
 	using IdArray = CommonTypes::IdArray;
 	using IdView = CommonTypes::IdView;
 
-	// A pointer to the UWorld.
-	UWorld* World;
+	// A pointer to our world.
+	UPROPERTY()
+	TWeakObjectPtr<UWorld> World;
 
-	// A pointer to uclass TangibleActor.
+	// A pointer to uclass TangibleActor.  This is the class
+	// of actors that we create (for now).
 	UPROPERTY()
 	TSubclassOf<AActor> ClassTangibleActor;
 
 	// Given a tangible ID, look up actor pointer (or NULL if actor was deleted)
 	UPROPERTY()
-	TMap<int64, UlxTangible*> IdToTangible;
+	TMap<int64, AActor*> IdToActor;
 
-	// Actor tangible Id.
-	int64 Actor;
+	// Player's tangible Id.
+	int64 Player;
 
 	// Tangibles near the actor.
 	IdView Near;
@@ -42,19 +44,23 @@ public:
 	//
 	void Init(UWorld *world, UClass* tanact);
 
+	// Get a pointer to our world.
+	// 
+	UWorld* GetWorld() const override { return World.Get(); }
+
 	// Get the tangible if it exists, otherwise return NULL
-	UlxTangible* GetTangible(int64 id);
+	UTangibleComponent* GetTangible(int64 id);
 
 	// Get the tangible if it exists, otherwise create it.
-	UlxTangible* MakeTangible(int64 id);
+	UTangibleComponent* MakeTangible(int64 id);
 
 	// Delete the tangible.
 	void DeleteTangible(int64 id);
 
 	// Get/Set the Id of the actor.
 	// 
-	int64 GetActor() const { return Actor; };
-	void SetActor(int64 id) { Actor = id; }
+	int64 GetPlayer() const { return Player; };
+	void SetPlayer(int64 id) { Player = id; }
 
 	// Get/Set the list of tangibles near the player, according to Luprex.
 	//