Merge pull request #524 from EmosewaMC/lootBuffFix

Added LootBuff behavior and serialization

dGame/dBehaviors/AndBehavior.cpp

@@ -19,6 +19,12 @@ void AndBehavior::Calculate(BehaviorContext* context, RakNet::BitStream* bitStre
 	}
 }
 
+void AndBehavior::UnCast(BehaviorContext* context, const BehaviorBranchContext branch) {
+	for (auto behavior : this->m_behaviors) {
+		behavior->UnCast(context, branch);
+	}
+}
+
 void AndBehavior::Load()
 {
 	const auto parameters = GetParameterNames();

dGame/dBehaviors/AndBehavior.h

@@ -20,5 +20,7 @@ public:
 
 	void Calculate(BehaviorContext* context, RakNet::BitStream* bitStream, BehaviorBranchContext branch) override;
 	
+	void UnCast(BehaviorContext* context, BehaviorBranchContext branch) override;
+
 	void Load() override;
 };

dGame/dBehaviors/Behavior.cpp

@@ -18,6 +18,7 @@
 #include "AreaOfEffectBehavior.h"
 #include "DurationBehavior.h"
 #include "TacArcBehavior.h"
+#include "LootBuffBehavior.h"
 #include "AttackDelayBehavior.h"
 #include "BasicAttackBehavior.h"
 #include "ChainBehavior.h"
@@ -172,7 +173,9 @@ Behavior* Behavior::CreateBehavior(const uint32_t behaviorId)
 		behavior = new SpeedBehavior(behaviorId);
 		break;
 	case BehaviorTemplates::BEHAVIOR_DARK_INSPIRATION: break;
-	case BehaviorTemplates::BEHAVIOR_LOOT_BUFF: break;
+	case BehaviorTemplates::BEHAVIOR_LOOT_BUFF: 
+		behavior = new LootBuffBehavior(behaviorId);
+		break;
 	case BehaviorTemplates::BEHAVIOR_VENTURE_VISION: break;
 	case BehaviorTemplates::BEHAVIOR_SPAWN_OBJECT:
 		behavior = new SpawnBehavior(behaviorId);

dGame/dBehaviors/BehaviorContext.cpp

@@ -64,8 +64,8 @@ void BehaviorContext::RegisterSyncBehavior(const uint32_t syncId, Behavior* beha
 
 void BehaviorContext::RegisterTimerBehavior(Behavior* behavior, const BehaviorBranchContext& branchContext, const LWOOBJID second)
 {
-	BehaviorTimerEntry entry
-;
+	BehaviorTimerEntry entry;
+	
 	entry.time = branchContext.duration;
 	entry.behavior = behavior;
 	entry.branchContext = branchContext;

dGame/dBehaviors/LootBuffBehavior.cpp

@@ -0,0 +1,38 @@
+#include "LootBuffBehavior.h"
+
+void LootBuffBehavior::Handle(BehaviorContext* context, RakNet::BitStream* bitStream, BehaviorBranchContext branch) {    
+    auto target = EntityManager::Instance()->GetEntity(context->caster);
+    if (!target) return;
+
+    auto controllablePhysicsComponent = target->GetComponent<ControllablePhysicsComponent>();
+    if (!controllablePhysicsComponent) return;
+
+    controllablePhysicsComponent->AddPickupRadiusScale(m_Scale);
+    EntityManager::Instance()->SerializeEntity(target);
+
+    if (branch.duration > 0) context->RegisterTimerBehavior(this, branch);
+
+}
+
+void LootBuffBehavior::Calculate(BehaviorContext* context, RakNet::BitStream* bitStream, BehaviorBranchContext branch) {
+    Handle(context, bitStream, branch);
+}
+
+void LootBuffBehavior::UnCast(BehaviorContext* context, BehaviorBranchContext branch) {
+    auto target = EntityManager::Instance()->GetEntity(context->caster);
+    if (!target) return;
+
+    auto controllablePhysicsComponent = target->GetComponent<ControllablePhysicsComponent>();
+    if (!controllablePhysicsComponent) return;
+
+    controllablePhysicsComponent->RemovePickupRadiusScale(m_Scale);
+    EntityManager::Instance()->SerializeEntity(target);
+}
+
+void LootBuffBehavior::Timer(BehaviorContext* context, BehaviorBranchContext branch, LWOOBJID second) {
+    UnCast(context, branch);
+}
+
+void LootBuffBehavior::Load() {
+    this->m_Scale = GetFloat("scale");
+}

dGame/dBehaviors/LootBuffBehavior.h

@@ -0,0 +1,32 @@
+#pragma once
+#include "Behavior.h"
+#include "BehaviorBranchContext.h"
+#include "BehaviorContext.h"
+#include "ControllablePhysicsComponent.h"
+
+/**
+ * @brief This is the behavior class to be used for all Loot Buff behavior nodes in the Behavior tree.
+ * 
+ */
+class LootBuffBehavior final : public Behavior
+{
+public:
+
+	float m_Scale;
+
+	/*
+	 * Inherited
+	 */
+	
+	explicit LootBuffBehavior(const uint32_t behaviorId) : Behavior(behaviorId) {}
+
+	void Handle(BehaviorContext* context, RakNet::BitStream* bitStream, BehaviorBranchContext branch) override;
+
+	void Calculate(BehaviorContext* context, RakNet::BitStream* bitStream, BehaviorBranchContext branch) override;
+	
+	void UnCast(BehaviorContext* context, BehaviorBranchContext branch) override;
+
+	void Timer(BehaviorContext* context, BehaviorBranchContext branch, LWOOBJID second) override;
+
+	void Load() override;
+};

dGame/dComponents/ControllablePhysicsComponent.cpp

@@ -29,6 +29,8 @@ ControllablePhysicsComponent::ControllablePhysicsComponent(Entity* entity) : Com
 	m_GravityScale = 1;
 	m_DirtyCheats = false;
 	m_IgnoreMultipliers = false;
+	m_PickupRadius = 0.0f;
+	m_DirtyPickupRadiusScale = true;
 
 	if (entity->GetLOT() != 1) // Other physics entities we care about will be added by BaseCombatAI
 		return;
@@ -85,7 +87,13 @@ void ControllablePhysicsComponent::Serialize(RakNet::BitStream* outBitStream, bo
 		m_DirtyCheats = false;
 	}
 
-	outBitStream->Write0();
+	outBitStream->Write(m_DirtyPickupRadiusScale);
+	if (m_DirtyPickupRadiusScale) {
+		outBitStream->Write(m_PickupRadius);
+		outBitStream->Write0(); //No clue what this is so im leaving it false.
+		m_DirtyPickupRadiusScale = false;
+	}
+
 	outBitStream->Write0();
 
 	outBitStream->Write(m_DirtyPosition || bIsInitialUpdate);
@@ -230,4 +238,32 @@ void ControllablePhysicsComponent::SetDirtyVelocity(bool val) {
 
 void ControllablePhysicsComponent::SetDirtyAngularVelocity(bool val) {
 	m_DirtyAngularVelocity = val;
-}
+}
+
+void ControllablePhysicsComponent::AddPickupRadiusScale(float value) {
+	m_ActivePickupRadiusScales.push_back(value);
+	if (value > m_PickupRadius) {
+		m_PickupRadius = value;
+		m_DirtyPickupRadiusScale = true;
+	}
+}
+
+void ControllablePhysicsComponent::RemovePickupRadiusScale(float value) {
+	// Attempt to remove pickup radius from active radii
+	const auto pos = std::find(m_ActivePickupRadiusScales.begin(), m_ActivePickupRadiusScales.end(), value);
+	if (pos != m_ActivePickupRadiusScales.end()) {
+		m_ActivePickupRadiusScales.erase(pos);
+	} else {
+		Game::logger->Log("ControllablePhysicsComponent", "Warning: Could not find pickup radius %f in list of active radii.  List has %i active radii.\n", value, m_ActivePickupRadiusScales.size());
+		return;
+	}
+
+	// Recalculate pickup radius since we removed one by now
+	m_PickupRadius = 0.0f;
+	m_DirtyPickupRadiusScale = true;
+	for (uint32_t i = 0; i < m_ActivePickupRadiusScales.size(); i++) {
+		auto candidateRadius = m_ActivePickupRadiusScales[i];
+		if (m_PickupRadius < candidateRadius) m_PickupRadius = candidateRadius;
+	}
+	EntityManager::Instance()->SerializeEntity(m_Parent);
+}

dGame/dComponents/ControllablePhysicsComponent.h

@@ -227,6 +227,24 @@ public:
 
     dpEntity* GetdpEntity() const { return m_dpEntity; }
 
+    /**
+     * I store this in a vector because if I have 2 separate pickup radii being applied to the player, I dont know which one is correctly active.
+     * This method adds the pickup radius to the vector of active radii and if its larger than the current one, is applied as the new pickup radius.
+     */
+    void AddPickupRadiusScale(float value) ;
+
+    /**
+     * Removes the provided pickup radius scale from our list of buffs
+     * The recalculates what our pickup radius is.
+     */
+    void RemovePickupRadiusScale(float value) ;
+
+    /**
+     * The pickup radii of this component.
+     * @return All active radii scales for this component.
+     */
+    std::vector<float> GetActivePickupRadiusScales() { return m_ActivePickupRadiusScales; };
+
 private:
     /**
      * The entity that owns this component
@@ -322,6 +340,21 @@ private:
      * Whether this entity is static, making it unable to move
      */
     bool m_Static;
+
+    /**
+     * Whether the pickup scale is dirty.
+     */
+    bool m_DirtyPickupRadiusScale;
+
+    /**
+     * The list of pickup radius scales for this entity
+     */
+    std::vector<float> m_ActivePickupRadiusScales;
+
+    /**
+     * The active pickup radius for this entity
+     */
+    float m_PickupRadius;
 };
 
 #endif // CONTROLLABLEPHYSICSCOMPONENT_H