process tower creation

include/td/game/Towers.h

@@ -1,12 +1,16 @@
 #pragma once
 
-#include <string>
 #include <memory>
+#include <string>
 
 #include <td/misc/Shapes.h>
 
 #include <td/Types.h>
 
+#include <sp/common/GenericHandler.h>
+#include <sp/protocol/ConcreteMessage.h>
+#include <sp/protocol/MessageFactory.h>
+
 namespace td {
 namespace game {
 
@@ -15,23 +19,6 @@ class Mob;
 
 typedef std::shared_ptr<Mob> MobPtr;
 
-enum class TowerType : std::uint8_t {
-	Archer = 0,
-	Ice,
-	Sorcerer,
-	Zeus,
-	Mage,
-	Artillery,
-	Quake,
-	Poison,
-
-	Leach,
-	Turret,
-	Necromancer,
-
-	TowerCount
-};
-
 enum class TowerSize : std::uint8_t {
 	Little = 3,	 // 3x3
 	Big = 5,	 // 5x5
@@ -48,14 +35,19 @@ private:
 	float m_Rate;
 	float m_Damage;
 	std::uint8_t m_Range;
-public:
-	TowerStats(float rate, float damage, std::uint8_t range) : m_Rate(rate), m_Damage(damage),
-		m_Range(range) {
-	}
 
-	float GetDamageRate() const { return m_Rate; }
-	float GetDamage() const { return m_Damage; }
-	std::uint8_t GetRange() const { return m_Range; }
+  public:
+	TowerStats(float rate, float damage, std::uint8_t range) : m_Rate(rate), m_Damage(damage), m_Range(range) {}
+
+	float GetDamageRate() const {
+		return m_Rate;
+	}
+	float GetDamage() const {
+		return m_Damage;
+	}
+	std::uint8_t GetRange() const {
+		return m_Range;
+	}
 };
 
 class TowerLevel {
@@ -64,15 +56,24 @@ private:
 	std::uint8_t m_Level : 3;
 	// 0 : base path       1 : top path (if there is bottom path)     2 : bottom path (if there is top path)
 	TowerPath m_Path : 2;
+
   public:
 	TowerLevel() : m_Level(1), m_Path(TowerPath::Base) {}
 	TowerLevel(std::uint8_t level, TowerPath path) : m_Level(level), m_Path(path) {}
 
-	std::uint8_t GetLevel() const { return m_Level; }
-	TowerPath GetPath() const { return m_Path; }
+	std::uint8_t GetLevel() const {
+		return m_Level;
+	}
+	TowerPath GetPath() const {
+		return m_Path;
+	}
 
-	void SetLevel(std::uint8_t level) { m_Level = level; }
-	void SetPath(TowerPath path) { m_Path = path; }
+	void SetLevel(std::uint8_t level) {
+		m_Level = level;
+	}
+	void SetPath(TowerPath path) {
+		m_Path = path;
+	}
 
 	// operator to sort maps
 	friend bool operator<(const TowerLevel& level, const TowerLevel& other) {
@@ -85,182 +86,64 @@ const TowerStats* GetTowerStats(TowerType type, TowerLevel level);
 
 typedef std::uint16_t TowerID;
 
-class Tower : public utils::shape::Circle {
-private:
+class TowerHandler;
+
+class Tower : public utils::shape::Circle, public sp::MessageBase<TowerType, TowerHandler> {
+  public:
 	TowerID m_ID;
-	TowerType m_Type;
 	TowerLevel m_Level{};
 	PlayerID m_Builder;
-protected:
-	// utils::CooldownTimer m_Timer;
+
   public:
-	Tower(TowerID id, TowerType type, std::int32_t x, std::int32_t y, PlayerID builder) : utils::shape::Circle(x + 0.5f, y + 0.5f, 0), m_ID(id), m_Type(type), m_Builder(builder)
-		// m_Timer(GetStats()->GetDamageRate() * 1000) 
-		{ // converting seconds to millis
-		SetRadius(GetStats()->GetRange());
-	}
+	Tower() : m_ID(0), m_Level({}), m_Builder(0) {}
 
 	virtual TowerType GetType() const = 0;
 	virtual TowerSize GetSize() const = 0;
 	virtual void Tick(std::uint64_t delta, World* world) = 0;
+};
 
-	void Upgrade(std::uint8_t level, TowerPath path) {
-		m_Level.SetLevel(level);
-		m_Level.SetPath(path);
-		// m_Timer.SetCooldown(GetStats()->GetDamageRate() * 1000); // converting seconds to millis
-		// m_Timer.Reset();
-		SetRadius(GetStats()->GetRange());
+struct TowerData {};
+
+template <TowerType Type, TowerSize Size>
+class ConcreteTower : public sp::ConcreteMessage<TowerData, Tower, Type, false> {
+  public:
+	using HandlerType = typename sp::ConcreteMessage<TowerData, Tower, Type, false>::HandlerType;
+
+	virtual TowerSize GetSize() const {
+		return Size;
 	}
 
-	std::uint16_t GetID() const { return m_ID; }
-	const TowerLevel& GetLevel() const { return m_Level; }
-	const TowerStats* GetStats() const { return GetTowerStats(m_Type, m_Level); }
-	PlayerID GetBuilder() const { return m_Builder; }
-
-	bool IsMobInRange(MobPtr mob);
-};
-
-typedef std::shared_ptr<Tower> TowerPtr;
-
-namespace TowerFactory {
-
-TowerPtr CreateTower(TowerType type, TowerID id, std::int32_t x, std::int32_t y, PlayerID builder);
-std::string GetTowerName(TowerType type);
-
-} // namespace TowerFactory
-
-
-class TowerInfo {
-private:
-	std::string m_Name, m_Description;
-	bool m_IsBigTower;
-public:
-	TowerInfo(std::string&& name, std::string&& description, bool big) : m_Name(std::move(name)),
-		m_Description(std::move(description)), m_IsBigTower(big) {
+	virtual TowerType GetType() const {
+		return Type;
 	}
 
-	const std::string& GetName() const { return m_Name; }
-	const std::string& GetDescription() const { return m_Description; }
+	virtual void Tick(std::uint64_t delta, World* world) {}
 
-	bool IsBigTower() const { return m_IsBigTower; }
+	virtual void Dispatch(HandlerType& handler) const override {
+		handler.Handle(*this);
+	}
 };
 
-const TowerInfo& GetTowerInfo(TowerType type);
+using TowerPtr = std::shared_ptr<Tower>;
 
-// ---------- Little Towers ----------
+using ArcherTower = ConcreteTower<TowerType::Archer, TowerSize::Little>;
+using ArtilleryTower = ConcreteTower<TowerType::Artillery, TowerSize::Little>;
+using IceTower = ConcreteTower<TowerType::Ice, TowerSize::Little>;
+using LeachTower = ConcreteTower<TowerType::Leach, TowerSize::Big>;
+using MageTower = ConcreteTower<TowerType::Mage, TowerSize::Little>;
+using NecromancerTower = ConcreteTower<TowerType::Necromancer, TowerSize::Big>;
+using PoisonTower = ConcreteTower<TowerType::Poison, TowerSize::Little>;
+using QuakeTower = ConcreteTower<TowerType::Quake, TowerSize::Little>;
+using SorcererTower = ConcreteTower<TowerType::Sorcerer, TowerSize::Little>;
+using TurretTower = ConcreteTower<TowerType::Turret, TowerSize::Big>;
+using ZeusTower = ConcreteTower<TowerType::Zeus, TowerSize::Little>;
 
-class LittleTower : public Tower {
-public:
-	LittleTower(TowerID id, TowerType type, std::uint16_t x, std::uint16_t y, PlayerID builder) : Tower(id, type, x, y, builder) {}
+using AllTowers = std::tuple<ArcherTower, ArtilleryTower, IceTower, LeachTower, MageTower, NecromancerTower, PoisonTower, QuakeTower,
+	SorcererTower, TurretTower, ZeusTower>;
 
-	virtual TowerSize GetSize() const { return TowerSize::Little; }
+using TowerFactory = sp::MessageFactory<Tower, AllTowers>;
 
-	virtual TowerType GetType() const = 0;
-	virtual void Tick(std::uint64_t delta, World* world) = 0;
-};
-
-class ArcherTower : public LittleTower {
-public:
-	ArcherTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	constexpr static float ExplosionRadius = 1.5f;
-	constexpr static float FireDurationSec = 10.0f;
-
-	virtual TowerType GetType() const { return TowerType::Archer; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class IceTower : public LittleTower {
-public:
-	IceTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Ice; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class MageTower : public LittleTower {
-public:
-	MageTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Mage; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class PoisonTower : public LittleTower {
-public:
-	PoisonTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Poison; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class QuakeTower : public LittleTower {
-public:
-	QuakeTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Quake; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class ArtilleryTower : public LittleTower {
-public:
-	ArtilleryTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Artillery; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class SorcererTower : public LittleTower {
-public:
-	SorcererTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Sorcerer; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class ZeusTower : public LittleTower {
-public:
-	ZeusTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : LittleTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Zeus; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-// ---------- Big Towers ----------
-
-class BigTower : public Tower {
-public:
-	BigTower(TowerID id, TowerType type, std::uint16_t x, std::uint16_t y, PlayerID builder) : Tower(id, type, x, y, builder) {}
-
-	virtual TowerSize GetSize() const { return TowerSize::Big; }
-
-	virtual TowerType GetType() const = 0;
-	virtual void Tick(std::uint64_t delta, World* world) = 0;
-};
-
-class TurretTower : public BigTower {
-public:
-	TurretTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : BigTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Turret; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class NecromancerTower : public BigTower {
-public:
-	NecromancerTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : BigTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Necromancer; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
-
-class LeachTower : public BigTower {
-public:
-	LeachTower(TowerID id, std::uint16_t x, std::uint16_t y, PlayerID builder) : BigTower(id, GetType(), x, y, builder) {}
-
-	virtual TowerType GetType() const { return TowerType::Leach; }
-	virtual void Tick(std::uint64_t delta, World* world);
-};
+class TowerHandler : public sp::GenericHandler<AllTowers> {};
 
 }  // namespace game
 }  // namespace td

include/td/protocol/Dispatcher.h

@@ -1,61 +0,0 @@
-#pragma once
-
-/**
- * \file PacketDispatcher.h
- * \brief File containing the td::protocol::PacketDispatcher class
- */
-
-#include <td/common/NonCopyable.h>
-#include <td/protocol/packet/Packets.h>
-
-#include <map>
-
-namespace td {
-namespace protocol {
-
-/**
- * \class Dispatcher
- * \brief Class used to dispatch things
- */
-template <typename T_Enum, typename T_Handler, typename T>
-class Dispatcher : private NonCopyable {
-  private:
-	std::map<T_Enum, std::vector<T_Handler*>> m_Handlers;
-
-  public:
-	/**
-	 * \brief Constructor
-	 */
-	Dispatcher() {}
-
-	/**
-	 * \brief Dispatch a packet
-	 * \param packet The packet to dispatch
-	 */
-	void Dispatch(const T& packet);
-
-	/**
-	 * \brief Register a packet handler
-	 * \param type The packet type
-	 * \param handler The packet handler
-	 */
-	void RegisterHandler(T_Enum type, T_Handler& handler);
-
-	/**
-	 * \brief Unregister a packet handler
-	 * \param type The packet type
-	 * \param handler The packet handler
-	 */
-	void UnregisterHandler(T_Enum type, T_Handler& handler);
-
-	/**
-	 * \brief Unregister a packet handler
-	 * \param handler The packet handler
-	 */
-	void UnregisterHandler(T_Handler& handler);
-};
-
-}  // namespace protocol
-}  // namespace td
-
-#include "Dispatcher.inl"

include/td/protocol/Dispatcher.inl

@@ -1,38 +0,0 @@
-#pragma once
-
-namespace td {
-namespace protocol {
-
-template <typename T_Enum, typename T_Handler, typename T>
-void Dispatcher<T_Enum, T_Handler, T>::Dispatch(const T& packet) {
-	T_Enum type = packet.GetType();
-	for (auto* handler : m_Handlers[type])
-		handler->Check(packet);
-}
-
-template <typename T_Enum, typename T_Handler, typename T>
-void Dispatcher<T_Enum, T_Handler, T>::RegisterHandler(T_Enum type, T_Handler& handler) {
-	auto found = std::find(m_Handlers[type].begin(), m_Handlers[type].end(), &handler);
-	if (found == m_Handlers[type].end())
-		m_Handlers[type].push_back(&handler);
-}
-
-template <typename T_Enum, typename T_Handler, typename T>
-void Dispatcher<T_Enum, T_Handler, T>::UnregisterHandler(T_Enum type, T_Handler& handler) {
-	m_Handlers[type].erase(std::remove(m_Handlers[type].begin(), m_Handlers[type].end(), &handler), m_Handlers[type].end());
-}
-
-template <typename T_Enum, typename T_Handler, typename T>
-void Dispatcher<T_Enum, T_Handler, T>::UnregisterHandler(T_Handler& handler) {
-	for (auto& pair : m_Handlers) {
-		if (pair.second.empty())
-			continue;
-
-		PacketType type = pair.first;
-
-		m_Handlers[type].erase(std::remove(m_Handlers[type].begin(), m_Handlers[type].end(), &handler), m_Handlers[type].end());
-	}
-}
-
-}  // namespace protocol
-}  // namespace td

include/td/protocol/packet/PacketData.h

@@ -43,6 +43,11 @@ struct PlayerLeave {
 	PlayerID m_PlayerId;
 };
 
+struct PredictCommand {
+	std::unique_ptr<CommandBase> m_Command;
+	std::uint16_t m_FrameNumber;
+};
+
 /** Keep alive */
 struct KeepAlive {
 	std::uint64_t m_KeepAliveId;

include/td/protocol/packet/Packets.h

@@ -27,6 +27,7 @@ enum class PacketID : std::uint8_t {
 	PlayerJoin,
 	PlayerLeave,
 	PlayerLogin,
+	PredictCommand,
 	WorldHeader,
 	WorldData,
 };
@@ -51,15 +52,15 @@ using LoggingSuccessPacket = PacketMessage<pdata::LoggingSuccess, PacketID::Logg
 using PlayerJoinPacket = PacketMessage<pdata::PlayerJoin, PacketID::PlayerJoin>;
 using PlayerLeavePacket = PacketMessage<pdata::PlayerLeave, PacketID::PlayerLeave>;
 using PlayerLoginPacket = PacketMessage<pdata::PlayerLogin, PacketID::PlayerLogin>;
+using PredictCommandPacket = PacketMessage<pdata::PredictCommand, PacketID::PredictCommand>;
 using WorldHeaderPacket = PacketMessage<pdata::WorldHeader, PacketID::WorldHeader>;
 using WorldDataPacket = PacketMessage<pdata::WorldData, PacketID::WorldData>;
 
-
 }  // namespace packets
 
 using AllPackets = std::tuple<packets::BeginGamePacket, packets::ChatMessagePacket, packets::DisconnectPacket,
 	packets::KeepAlivePacket, packets::LockStepsPacket, packets::LoggingSuccessPacket, packets::PlayerJoinPacket,
-	packets::PlayerLeavePacket, packets::PlayerLoginPacket, packets::WorldHeaderPacket, packets::WorldDataPacket>;
+	packets::PlayerLeavePacket, packets::PlayerLoginPacket, packets::PredictCommandPacket, packets::WorldHeaderPacket, packets::WorldDataPacket>;
 
 class PacketHandler : public sp::GenericHandler<AllPackets> {};
 

src/td/simulation/CommandApply.cpp

@@ -6,9 +6,17 @@ namespace sim {
 CommandApply::CommandApply(const game::World& a_World, WorldSnapshot& a_Snapshot) : m_World(a_World), m_Snapshot(a_Snapshot) {}
 
 void CommandApply::Handle(const protocol::commands::EndCommand& a_End) {}
+
 void CommandApply::Handle(const protocol::commands::PlaceTowerCommand& a_PlaceTower) {
-	m_World.CanPlaceBigTower({}, 0);
+	static game::TowerFactory factory;
+
+	auto tower = std::shared_ptr<game::Tower>(factory.CreateMessage(*a_PlaceTower->m_Type).release());
+	tower->m_Builder = *a_PlaceTower->m_Placer;
+	tower->SetCenter(utils::shape::Point(a_PlaceTower->m_Position.x, a_PlaceTower->m_Position.y));
+
+	m_Snapshot.m_Towers.push_back(tower);
 }
+
 void CommandApply::Handle(const protocol::commands::PlayerJoinCommand& a_PlayerJoin) {}
 
 void CommandApply::Handle(const protocol::commands::SpawnTroopCommand& a_SpawnTroop) {

src/td/simulation/WorldTicker.cpp

@@ -3,8 +3,6 @@
 #include <td/simulation/system/EntityMove.h>
 #include <td/simulation/CommandApply.h>
 
-#define ADD_SYSTEM(class) std::move(std::make_unique<class>())
-
 namespace td {
 namespace sim {
 
@@ -15,8 +13,8 @@ WorldTicker::WorldTicker() {
 WorldSnapshot WorldTicker::NextStep(
 	const game::World& a_World, WorldSnapshot& a_PreviousState, const protocol::LockStep& a_LockStep, FpFloat a_Delta) {
 	WorldSnapshot next = CreateNext(a_PreviousState);
-	ApplySteps(a_World, next, a_LockStep); // maybe swap with tick ?
 	Tick(a_World, next, a_Delta);
+	ApplySteps(a_World, next, a_LockStep);
 	return next;
 }