Merge pull request #768 from Howaner/BlockEntitys

Add TNT load/save

.gitignore

@@ -1,4 +1,5 @@
 build/
+nbproject/
 ipch/
 Win32/
 MCServer/MCServer

MCServer/Plugins/APIDump/APIDesc.lua

@@ -2025,8 +2025,9 @@ end
 			Desc = "This class manages a TNT entity.",
 			Functions =
 			{
-				GetCounterTime = { Return = "number", Notes = "Returns the time until the entity explodes." },
-				GetMaxFuseTime = { Return = "number", Notes = "Returns how long the fuse was." },
+				Explode = { Return = "", Notes = "Explode the tnt." },
+				GetFuseTicks = { Return = "number", Notes = "Returns the fuse ticks until the tnt will explode." },
+				SetFuseTicks = { Return = "number", Notes = "Set the fuse ticks until the tnt will explode." },
 			},
 			Inherits = "cEntity",
 		},
@@ -2261,7 +2262,7 @@ end
 				SpawnMob = { Params = "X, Y, Z, {{cMonster|MonsterType}}", Return = "EntityID", Notes = "Spawns the specified type of mob at the specified coords. Returns the EntityID of the creates entity, or -1 on failure. " },
 				SpawnFallingBlock = { Params = "X, Y, Z, BlockType, BlockMeta", Return = "EntityID", Notes = "Spawns an {{cFallingBlock|Falling Block}} entity at the specified coords with the given block type/meta" },
 				SpawnExperienceOrb = { Params = "X, Y, Z, Reward", Return = "EntityID", Notes = "Spawns an {{cExpOrb|experience orb}} at the specified coords, with the given reward" },
-				SpawnPrimedTNT = { Params = "X, Y, Z, FuseTimeSecs, InitialVelocityCoeff", Return = "", Notes = "Spawns a {{cTNTEntity|primed TNT entity}} at the specified coords, with the given fuse time. The entity gets a random speed multiplied by the InitialVelocityCoeff, 1 being the default value." },
+				SpawnPrimedTNT = { Params = "X, Y, Z, FuseTicks, InitialVelocityCoeff", Return = "", Notes = "Spawns a {{cTNTEntity|primed TNT entity}} at the specified coords, with the given fuse ticks. The entity gets a random speed multiplied by the InitialVelocityCoeff, 1 being the default value." },
 				TryGetHeight = { Params = "BlockX, BlockZ", Return = "IsValid, Height", Notes = "Returns true and height of the highest non-air block if the chunk is loaded, or false otherwise." },
 				UpdateSign = { Params = "X, Y, Z, Line1, Line2, Line3, Line4, [{{cPlayer|Player}}]", Return = "", Notes = "Sets the sign text at the specified coords. The sign-updating hooks are called for the change. The Player parameter is used to indicate the player from whom the change has come, it may be nil. Same as SetSignLiens()" },
 				UseBlockEntity = { Params = "{{cPlayer|Player}}, BlockX, BlockY, BlockZ", Return = "", Notes = "Makes the specified Player use the block entity at the specified coords (open chest UI, etc.) If the cords are in an unloaded chunk or there's no block entity, ignores the call." },

src/BlockEntities/DispenserEntity.cpp

@@ -116,7 +116,7 @@ void cDispenserEntity::DropSpenseFromSlot(cChunk & a_Chunk, int a_SlotNum)
 			{
 				double TNTX = 0.5 + (DispX + DispChunk->GetPosX() * cChunkDef::Width);
 				double TNTZ = 0.5 + (DispZ + DispChunk->GetPosZ() * cChunkDef::Width);
-				m_World->SpawnPrimedTNT(TNTX, DispY + 0.5, TNTZ, 4, 0);  // 4 seconds fuse, no initial velocity
+				m_World->SpawnPrimedTNT(TNTX, DispY + 0.5, TNTZ, 80, 0);  // 80 ticks fuse, no initial velocity
 				m_Contents.ChangeSlotCount(a_SlotNum, -1);
 			}
 			break;

src/Entities/TNTEntity.cpp

@@ -8,10 +8,9 @@
 
 
 
-cTNTEntity::cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec) :
+cTNTEntity::cTNTEntity(double a_X, double a_Y, double a_Z, int a_FuseTicks) :
 	super(etTNT, a_X, a_Y, a_Z, 0.98, 0.98),
-	m_Counter(0),
-	m_MaxFuseTime(a_FuseTimeInSec)
+	m_FuseTicks(a_FuseTicks)
 {
 }
 
@@ -19,10 +18,9 @@ cTNTEntity::cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSe
 
 
 
-cTNTEntity::cTNTEntity(const Vector3d & a_Pos, double a_FuseTimeInSec) :
+cTNTEntity::cTNTEntity(const Vector3d & a_Pos, int a_FuseTicks) :
 	super(etTNT, a_Pos.x, a_Pos.y, a_Pos.z, 0.98, 0.98),
-	m_Counter(0),
-	m_MaxFuseTime(a_FuseTimeInSec)
+	m_FuseTicks(a_FuseTicks)
 {
 }
 
@@ -42,18 +40,27 @@ void cTNTEntity::SpawnOn(cClientHandle & a_ClientHandle)
 
 
 
+void cTNTEntity::Explode(void)
+{
+	m_FuseTicks = 0;
+	Destroy(true);
+	LOGD("BOOM at {%f,%f,%f}", GetPosX(), GetPosY(), GetPosZ());
+	m_World->DoExplosionAt(4.0, GetPosX() + 0.49, GetPosY() + 0.49, GetPosZ() + 0.49, true, esPrimedTNT, this);
+}
+
+
+
+
+
 void cTNTEntity::Tick(float a_Dt, cChunk & a_Chunk)
 {
 	super::Tick(a_Dt, a_Chunk);
 	BroadcastMovementUpdate();
-	float delta_time = a_Dt / 1000;  // Convert miliseconds to seconds
-	m_Counter += delta_time;
-	if (m_Counter > m_MaxFuseTime)  // Check if we go KABOOOM
+	
+	m_FuseTicks -= 1;
+	if (m_FuseTicks <= 0)
 	{
-		Destroy(true);
-		LOGD("BOOM at {%f,%f,%f}", GetPosX(), GetPosY(), GetPosZ());
-		m_World->DoExplosionAt(4.0, GetPosX() + 0.49, GetPosY() + 0.49, GetPosZ() + 0.49, true, esPrimedTNT, this);
-		return;
+		Explode();
 	}
 }
 

src/Entities/TNTEntity.h

@@ -16,19 +16,28 @@ public:
 	// tolua_end
 	CLASS_PROTODEF(cTNTEntity);
 
-	cTNTEntity(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec);
-	cTNTEntity(const Vector3d & a_Pos, double a_FuseTimeInSec);
+	cTNTEntity(double a_X, double a_Y, double a_Z, int a_FuseTicks = 80);
+	cTNTEntity(const Vector3d & a_Pos, int a_FuseTicks = 80);
 	
 	// cEntity overrides:
 	virtual void SpawnOn(cClientHandle & a_ClientHandle) override;
 	virtual void Tick(float a_Dt, cChunk & a_Chunk) override;
-
-	double GetCounterTime(void) const { return m_Counter; } // tolua_export
-	double GetMaxFuseTime(void) const { return m_MaxFuseTime; } // tolua_export
+	
+	// tolua_begin
+	
+	/** Explode the tnt */
+	void Explode(void);
+	
+	/** Returns the fuse ticks until the tnt will explode */
+	int GetFuseTicks(void) const { return m_FuseTicks; }
+	
+	/** Set the fuse ticks until the tnt will explode */
+	void SetFuseTicks(int a_FuseTicks) { m_FuseTicks = a_FuseTicks; }
+	
+	// tolua_end
 	
 protected:
-	double m_Counter;      ///< How much time has elapsed since the object was created, in seconds
-	double m_MaxFuseTime;  ///< How long the fuse is, in seconds
+	int m_FuseTicks;      ///< How much ticks is left, while the tnt will explode
 }; // tolua_export
 
 

src/Items/ItemLighter.h

@@ -33,8 +33,8 @@ public:
 			case E_BLOCK_TNT:
 			{
 				// Activate the TNT:
-				a_World->BroadcastSoundEffect("game.tnt.primed", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, 0.6f);
-				a_World->SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5, 4);  // 4 seconds to boom
+				a_World->BroadcastSoundEffect("game.tnt.primed", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 1.0f, 1.0f);
+				a_World->SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5);  // 80 ticks to boom
 				a_World->SetBlock(a_BlockX,a_BlockY,a_BlockZ, E_BLOCK_AIR, 0);
 				break;
 			}

src/Simulator/IncrementalRedstoneSimulator.cpp

@@ -838,7 +838,7 @@ void cIncrementalRedstoneSimulator::HandleTNT(int a_BlockX, int a_BlockY, int a_
 	if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ))
 	{
 		m_World.BroadcastSoundEffect("game.tnt.primed", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, 0.6f);
-		m_World.SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5, 4);  // 4 seconds to boom
+		m_World.SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5);  // 80 ticks to boom
 		m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_AIR, 0);
 	}
 }

src/World.cpp

@@ -1726,10 +1726,10 @@ int cWorld::SpawnMinecart(double a_X, double a_Y, double a_Z, int a_MinecartType
 
 
 
-void cWorld::SpawnPrimedTNT(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec, double a_InitialVelocityCoeff)
+void cWorld::SpawnPrimedTNT(double a_X, double a_Y, double a_Z, int a_FuseTicks, double a_InitialVelocityCoeff)
 {
 	UNUSED(a_InitialVelocityCoeff);
-	cTNTEntity * TNT = new cTNTEntity(a_X, a_Y, a_Z, a_FuseTimeInSec);
+	cTNTEntity * TNT = new cTNTEntity(a_X, a_Y, a_Z, a_FuseTicks);
 	TNT->Initialize(this);
 	// TODO: Add a bit of speed in horiz and vert axes, based on the a_InitialVelocityCoeff
 }

src/World.h

@@ -445,7 +445,7 @@ public:
 	int SpawnExperienceOrb(double a_X, double a_Y, double a_Z, int a_Reward);
 
 	/** Spawns a new primed TNT entity at the specified block coords and specified fuse duration. Initial velocity is given based on the relative coefficient provided */
-	void SpawnPrimedTNT(double a_X, double a_Y, double a_Z, double a_FuseTimeInSec, double a_InitialVelocityCoeff = 1);
+	void SpawnPrimedTNT(double a_X, double a_Y, double a_Z, int a_FuseTimeInSec = 80, double a_InitialVelocityCoeff = 1);
 
 	// tolua_end
 

src/WorldStorage/NBTChunkSerializer.cpp

@@ -28,6 +28,7 @@
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
 #include "../Entities/ProjectileEntity.h"
+#include "../Entities/TNTEntity.h"
 
 #include "../Mobs/Monster.h"
 #include "../Mobs/Bat.h"
@@ -591,6 +592,18 @@ void cNBTChunkSerializer::AddProjectileEntity(cProjectileEntity * a_Projectile)
 
 
 
+void cNBTChunkSerializer::AddTNTEntity(cTNTEntity * a_TNT)
+{
+	m_Writer.BeginCompound("");
+		AddBasicEntity(a_TNT, "PrimedTnt");
+		m_Writer.AddByte("Fuse", (unsigned char)a_TNT->GetFuseTicks());
+	m_Writer.EndCompound();
+}
+
+
+
+
+
 void cNBTChunkSerializer::AddMinecartChestContents(cMinecartWithChest * a_Minecart)
 {
 	m_Writer.BeginList("Items", TAG_Compound);
@@ -670,7 +683,7 @@ void cNBTChunkSerializer::Entity(cEntity * a_Entity)
 		case cEntity::etMonster:      AddMonsterEntity     ((cMonster *)         a_Entity); break;
 		case cEntity::etPickup:       AddPickupEntity      ((cPickup *)          a_Entity); break;
 		case cEntity::etProjectile:   AddProjectileEntity  ((cProjectileEntity *)a_Entity); break;
-		case cEntity::etTNT: /* TODO */ break;
+		case cEntity::etTNT:          AddTNTEntity         ((cTNTEntity *)       a_Entity); break;
 		case cEntity::etExpOrb: /* TODO */ break;
 		case cEntity::etItemFrame: /* TODO */ break;
 		case cEntity::etPainting: /* TODO */ break;

src/WorldStorage/NBTChunkSerializer.h

@@ -41,6 +41,7 @@ class cMonster;
 class cPickup;
 class cItemGrid;
 class cProjectileEntity;
+class cTNTEntity;
 
 
 
@@ -107,6 +108,7 @@ protected:
 	void AddMonsterEntity     (cMonster * a_Monster);
 	void AddPickupEntity      (cPickup * a_Pickup);
 	void AddProjectileEntity  (cProjectileEntity * a_Projectile);
+	void AddTNTEntity         (cTNTEntity * a_TNT);
 	
 	void AddMinecartChestContents(cMinecartWithChest * a_Minecart);
 	

src/WorldStorage/WSSAnvil.cpp

@@ -36,6 +36,7 @@
 #include "../Entities/Minecart.h"
 #include "../Entities/Pickup.h"
 #include "../Entities/ProjectileEntity.h"
+#include "../Entities/TNTEntity.h"
 
 
 
@@ -1237,6 +1238,10 @@ void cWSSAnvil::LoadEntityFromNBT(cEntityList & a_Entities, const cParsedNBT & a
 	{
 		LoadPigZombieFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
 	}
+	else if (strncmp(a_IDTag, "PrimedTnt", a_IDTagLength) == 0)
+	{
+		LoadTNTFromNBT(a_Entities, a_NBT, a_EntityTagIdx);
+	}
 	// TODO: other entities
 }
 
@@ -2173,6 +2178,28 @@ void cWSSAnvil::LoadPigZombieFromNBT(cEntityList & a_Entities, const cParsedNBT
 
 
 
+void cWSSAnvil::LoadTNTFromNBT(cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx)
+{
+	std::auto_ptr<cTNTEntity> TNT(new cTNTEntity(0.0, 0.0, 0.0, 0));
+	if (!LoadEntityBaseFromNBT(*TNT.get(), a_NBT, a_TagIdx))
+	{
+		return;
+	}
+	
+	// Load Fuse Ticks:
+	int FuseTicks = a_NBT.FindChildByName(a_TagIdx, "Fuse");
+	if (FuseTicks > 0)
+	{
+		TNT->SetFuseTicks((int) a_NBT.GetByte(FuseTicks));
+	}
+	
+	a_Entities.push_back(TNT.release());
+}
+
+
+
+
+
 bool cWSSAnvil::LoadEntityBaseFromNBT(cEntity & a_Entity, const cParsedNBT & a_NBT, int a_TagIdx)
 {
 	double Pos[3];

src/WorldStorage/WSSAnvil.h

@@ -192,6 +192,7 @@ protected:
 	void LoadWolfFromNBT            (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx);
 	void LoadZombieFromNBT          (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx);
 	void LoadPigZombieFromNBT       (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx);
+	void LoadTNTFromNBT             (cEntityList & a_Entities, const cParsedNBT & a_NBT, int a_TagIdx);
 	
 	/// Loads entity common data from the NBT compound; returns true if successful
 	bool LoadEntityBaseFromNBT(cEntity & a_Entity, const cParsedNBT & a_NBT, int a_TagIdx);