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cuberite-2a/src/ChunkMap.cpp

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#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "ChunkMap.h"
#include "World.h"
#include "Root.h"
#include "Entities/Player.h"
#include "Item.h"
#include "Chunk.h"
#include "Generating/Trees.h" // used in cChunkMap::ReplaceTreeBlocks() for tree block discrimination
#include "BlockArea.h"
#include "Bindings/PluginManager.h"
#include "Entities/TNTEntity.h"
#include "Blocks/BlockHandler.h"
#include "MobCensus.h"
#include "MobSpawner.h"
#include "BoundingBox.h"
#include "SetChunkData.h"
#include "Blocks/ChunkInterface.h"
#include "Entities/Pickup.h"
#include "DeadlockDetect.h"
#include "BlockEntities/BlockEntity.h"
#ifndef _WIN32
#include <cstdlib> // abs
#endif
#include "zlib/zlib.h"
#include "json/json.h"
////////////////////////////////////////////////////////////////////////////////
// cChunkMap:
cChunkMap::cChunkMap(cWorld * a_World) :
m_World(a_World),
m_Pool(
cpp14::make_unique<cListAllocationPool<cChunkData::sChunkSection>>(
cpp14::make_unique<cStarvationCallbacks>(), 1600u
)
)
{
}
cChunkMap::~cChunkMap()
{
// Explicitly destroy all chunks, so that they're guaranteed to be
// destroyed before other internals. This fixes crashes on stopping the server.
// because the chunk destructor deletes entities and those may access the chunkmap.
// Also, the cChunkData destructor accesses the chunkMap's allocator.
m_Chunks.clear();
}
cChunkPtr cChunkMap::ConstructChunk(int a_ChunkX, int a_ChunkZ)
{
auto Chunk = FindChunk(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return (
*m_Chunks.emplace(
ChunkCoordinate{ a_ChunkX, a_ChunkZ },
cpp14::make_unique<cChunk>(
a_ChunkX,
a_ChunkZ,
this,
GetWorld(),
FindChunk(a_ChunkX - 1, a_ChunkZ),
FindChunk(a_ChunkX + 1, a_ChunkZ),
FindChunk(a_ChunkX, a_ChunkZ - 1),
FindChunk(a_ChunkX, a_ChunkZ + 1),
*m_Pool
)
).first
).second.get();
}
return Chunk;
}
cChunkPtr cChunkMap::GetChunk(int a_ChunkX, int a_ChunkZ)
{
ASSERT(m_CSChunks.IsLockedByCurrentThread()); // m_CSChunks should already be locked by the operation that called us
auto Chunk = ConstructChunk(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return nullptr;
}
if (!Chunk->IsValid() && !Chunk->IsQueued())
{
Chunk->SetPresence(cChunk::cpQueued);
Chunk->SetShouldGenerateIfLoadFailed(true);
m_World->GetStorage().QueueLoadChunk(a_ChunkX, a_ChunkZ);
}
return Chunk;
}
cChunkPtr cChunkMap::GetChunkNoGen(cChunkCoords a_Chunk)
{
ASSERT(m_CSChunks.IsLockedByCurrentThread()); // m_CSChunks should already be locked by the operation that called us
auto Chunk = ConstructChunk(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
if (Chunk == nullptr)
{
return nullptr;
}
if (!Chunk->IsValid() && !Chunk->IsQueued())
{
Chunk->SetPresence(cChunk::cpQueued);
m_World->GetStorage().QueueLoadChunk(a_Chunk.m_ChunkX, a_Chunk.m_ChunkZ);
}
return Chunk;
}
cChunkPtr cChunkMap::GetChunkNoLoad(int a_ChunkX, int a_ChunkZ)
{
ASSERT(m_CSChunks.IsLockedByCurrentThread()); // m_CSChunks should already be locked by the operation that called us
return ConstructChunk(a_ChunkX, a_ChunkZ);
}
bool cChunkMap::LockedGetBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta)
{
// We already have m_CSChunks locked since this can be called only from within the tick thread
ASSERT(m_CSChunks.IsLockedByCurrentThread());
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return false;
}
a_BlockType = Chunk->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
a_BlockMeta = Chunk->GetMeta(a_BlockX, a_BlockY, a_BlockZ);
return true;
}
bool cChunkMap::LockedGetBlockType(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE & a_BlockType)
{
// We already have m_CSChunks locked since this can be called only from within the tick thread
ASSERT(m_CSChunks.IsLockedByCurrentThread());
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return false;
}
a_BlockType = Chunk->GetBlock(a_BlockX, a_BlockY, a_BlockZ);
return true;
}
bool cChunkMap::LockedGetBlockMeta(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE & a_BlockMeta)
{
// We already have m_CSChunks locked since this can be called only from within the tick thread
ASSERT(m_CSChunks.IsLockedByCurrentThread());
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return false;
}
a_BlockMeta = Chunk->GetMeta(a_BlockX, a_BlockY, a_BlockZ);
return true;
}
bool cChunkMap::LockedSetBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
// We already have m_CSChunks locked since this can be called only from within the tick thread
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return false;
}
Chunk->SetBlock(a_BlockX, a_BlockY, a_BlockZ, a_BlockType, a_BlockMeta);
return true;
}
bool cChunkMap::LockedFastSetBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
// We already have m_CSChunks locked since this can be called only from within the tick thread
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return false;
}
Chunk->FastSetBlock(a_BlockX, a_BlockY, a_BlockZ, a_BlockType, a_BlockMeta);
return true;
}
cChunk * cChunkMap::FindChunk(int a_ChunkX, int a_ChunkZ)
{
ASSERT(m_CSChunks.IsLockedByCurrentThread());
auto Chunk = m_Chunks.find({ a_ChunkX, a_ChunkZ });
return (Chunk == m_Chunks.end()) ? nullptr : Chunk->second.get();
}
void cChunkMap::BroadcastAttachEntity(const cEntity & a_Entity, const cEntity & a_Vehicle)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastAttachEntity(a_Entity, a_Vehicle);
}
void cChunkMap::BroadcastLeashEntity(const cEntity & a_Entity, const cEntity & a_EntityLeashedTo)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
Chunk->BroadcastLeashEntity(a_Entity, a_EntityLeashedTo);
}
void cChunkMap::BroadcastUnleashEntity(const cEntity & a_Entity)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
Chunk->BroadcastUnleashEntity(a_Entity);
}
void cChunkMap::BroadcastBlockAction(Vector3i a_BlockPos, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
int x, z, ChunkX, ChunkZ;
x = a_BlockPos.x;
z = a_BlockPos.z;
cChunkDef::BlockToChunk(x, z, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastBlockAction(a_BlockPos, a_Byte1, a_Byte2, a_BlockType, a_Exclude);
}
void cChunkMap::BroadcastBlockBreakAnimation(UInt32 a_EntityID, Vector3i a_BlockPos, char a_Stage, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkCoords ChunkPos = cChunkDef::BlockToChunk(a_BlockPos);
cChunkPtr Chunk = GetChunkNoGen(ChunkPos);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastBlockBreakAnimation(a_EntityID, a_BlockPos, a_Stage, a_Exclude);
}
void cChunkMap::BroadcastBlockEntity(Vector3i a_BlockPos, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkCoords ChunkPos = cChunkDef::BlockToChunk(a_BlockPos);
cChunkPtr Chunk = GetChunkNoGen(ChunkPos);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->BroadcastBlockEntity(a_BlockPos, a_Exclude);
}
void cChunkMap::BroadcastCollectEntity(const cEntity & a_Entity, const cPlayer & a_Player, int a_Count, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastCollectEntity(a_Entity, a_Player, a_Count, a_Exclude);
}
void cChunkMap::BroadcastDestroyEntity(const cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastDestroyEntity(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastDetachEntity(const cEntity & a_Entity, const cEntity & a_PreviousVehicle)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastDetachEntity(a_Entity, a_PreviousVehicle);
}
void cChunkMap::BroadcastEntityEffect(const cEntity & a_Entity, int a_EffectID, int a_Amplifier, short a_Duration, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityEffect(a_Entity, a_EffectID, a_Amplifier, a_Duration);
}
void cChunkMap::BroadcastEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityEquipment(a_Entity, a_SlotNum, a_Item, a_Exclude);
}
void cChunkMap::BroadcastEntityHeadLook(const cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityHeadLook(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastEntityLook(const cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityLook(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastEntityMetadata(const cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityMetadata(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityRelMove(a_Entity, a_RelX, a_RelY, a_RelZ, a_Exclude);
}
void cChunkMap::BroadcastEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityRelMoveLook(a_Entity, a_RelX, a_RelY, a_RelZ, a_Exclude);
}
void cChunkMap::BroadcastEntityStatus(const cEntity & a_Entity, char a_Status, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityStatus(a_Entity, a_Status, a_Exclude);
}
void cChunkMap::BroadcastEntityVelocity(const cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityVelocity(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastEntityAnimation(const cEntity & a_Entity, char a_Animation, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastEntityAnimation(a_Entity, a_Animation, a_Exclude);
}
void cChunkMap::BroadcastParticleEffect(const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmount, cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(FloorC(a_SrcX), FloorC(a_SrcZ), ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastParticleEffect(a_ParticleName, a_SrcX, a_SrcY, a_SrcZ, a_OffsetX, a_OffsetY, a_OffsetZ, a_ParticleData, a_ParticleAmount, a_Exclude);
}
void cChunkMap::BroadcastRemoveEntityEffect(const cEntity & a_Entity, int a_EffectID, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastRemoveEntityEffect(a_Entity, a_EffectID, a_Exclude);
}
void cChunkMap::BroadcastSoundEffect(const AString & a_SoundName, Vector3d a_Position, float a_Volume, float a_Pitch, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(FloorC(std::floor(a_Position.x)), FloorC(std::floor(a_Position.z)), ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastSoundEffect(a_SoundName, a_Position, a_Volume, a_Pitch, a_Exclude);
}
void cChunkMap::BroadcastSoundParticleEffect(const EffectID a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_SrcX, a_SrcZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastSoundParticleEffect(a_EffectID, a_SrcX, a_SrcY, a_SrcZ, a_Data, a_Exclude);
}
void cChunkMap::BroadcastSpawnEntity(cEntity & a_Entity, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_Entity.GetChunkX(), a_Entity.GetChunkZ());
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastSpawnEntity(a_Entity, a_Exclude);
}
void cChunkMap::BroadcastThunderbolt(Vector3i a_BlockPos, const cClientHandle * a_Exclude)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockPos.x, a_BlockPos.z, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastThunderbolt(a_BlockPos, a_Exclude);
}
void cChunkMap::BroadcastUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
// It's perfectly legal to broadcast packets even to invalid chunks!
Chunk->BroadcastUseBed(a_Entity, a_BlockX, a_BlockY, a_BlockZ);
}
void cChunkMap::SendBlockEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cClientHandle & a_Client)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->SendBlockEntity(a_BlockX, a_BlockY, a_BlockZ, a_Client);
}
bool cChunkMap::UseBlockEntity(cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ)
{
// a_Player rclked block entity at the coords specified, handle it
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->UseBlockEntity(a_Player, a_BlockX, a_BlockY, a_BlockZ);
}
bool cChunkMap::DoWithChunk(int a_ChunkX, int a_ChunkZ, cChunkCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return false;
}
return a_Callback(*Chunk);
}
bool cChunkMap::DoWithChunkAt(Vector3i a_BlockPos, cChunkCallback a_Callback)
{
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockPos.x, a_BlockPos.z, ChunkX, ChunkZ);
return DoWithChunk(ChunkX, ChunkZ, a_Callback);
}
void cChunkMap::WakeUpSimulators(Vector3i a_Block)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(cChunkDef::BlockToChunk(a_Block));
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
m_World->GetSimulatorManager()->WakeUp(a_Block, Chunk);
}
void cChunkMap::MarkChunkDirty(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->MarkDirty();
}
void cChunkMap::MarkChunkSaving(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->MarkSaving();
}
void cChunkMap::MarkChunkSaved (int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->MarkSaved();
}
void cChunkMap::SetChunkData(cSetChunkData & a_SetChunkData)
{
int ChunkX = a_SetChunkData.GetChunkX();
int ChunkZ = a_SetChunkData.GetChunkZ();
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return;
}
Chunk->SetAllData(a_SetChunkData);
if (a_SetChunkData.ShouldMarkDirty())
{
Chunk->MarkDirty();
}
// Notify relevant ChunkStays:
cChunkStays ToBeDisabled;
for (cChunkStays::iterator itr = m_ChunkStays.begin(), end = m_ChunkStays.end(); itr != end; ++itr)
{
if ((*itr)->ChunkAvailable(ChunkX, ChunkZ))
{
// The chunkstay wants to be disabled, add it to a list of to-be-disabled chunkstays for later processing:
ToBeDisabled.push_back(*itr);
}
} // for itr - m_ChunkStays[]
// Disable (and possibly remove) the chunkstays that chose to get disabled:
for (cChunkStays::iterator itr = ToBeDisabled.begin(), end = ToBeDisabled.end(); itr != end; ++itr)
{
(*itr)->Disable();
}
}
// Notify plugins of the chunk becoming available
cPluginManager::Get()->CallHookChunkAvailable(*m_World, ChunkX, ChunkZ);
}
void cChunkMap::ChunkLighted(
int a_ChunkX, int a_ChunkZ,
const cChunkDef::BlockNibbles & a_BlockLight,
const cChunkDef::BlockNibbles & a_SkyLight
)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return;
}
Chunk->SetLight(a_BlockLight, a_SkyLight);
Chunk->MarkDirty();
}
bool cChunkMap::GetChunkData(int a_ChunkX, int a_ChunkZ, cChunkDataCallback & a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
Chunk->GetAllData(a_Callback);
return true;
}
bool cChunkMap::GetChunkBlockTypes(int a_ChunkX, int a_ChunkZ, BLOCKTYPE * a_BlockTypes)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
Chunk->GetBlockTypes(a_BlockTypes);
return true;
}
bool cChunkMap::IsChunkQueued(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
return (Chunk != nullptr) && Chunk->IsQueued();
}
bool cChunkMap::IsChunkValid(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
return (Chunk != nullptr) && Chunk->IsValid();
}
bool cChunkMap::HasChunkAnyClients(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
return (Chunk != nullptr) && Chunk->HasAnyClients();
}
int cChunkMap::GetHeight(int a_BlockX, int a_BlockZ)
{
for (;;)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ, BlockY = 0;
cChunkDef::AbsoluteToRelative(a_BlockX, BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if (Chunk == nullptr)
{
return 0;
}
if (Chunk->IsValid())
{
return Chunk->GetHeight(a_BlockX, a_BlockZ);
}
// The chunk is not valid, wait for it to become valid:
cCSUnlock Unlock(Lock);
m_evtChunkValid.Wait();
} // while (true)
}
bool cChunkMap::TryGetHeight(int a_BlockX, int a_BlockZ, int & a_Height)
{
// Returns false if chunk not loaded / generated
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ, BlockY = 0;
cChunkDef::AbsoluteToRelative(a_BlockX, BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
a_Height = Chunk->GetHeight(a_BlockX, a_BlockZ);
return true;
}
void cChunkMap::SetBlocks(const sSetBlockVector & a_Blocks)
{
cCSLock lock(m_CSChunks);
cChunkPtr chunk = nullptr;
int lastChunkX = 0x7fffffff; // Bogus coords so that chunk is updated on first pass
int lastChunkZ = 0x7fffffff;
for (auto block: a_Blocks)
{
// Update the chunk, if different from last time:
if ((block.m_ChunkX != lastChunkX) || (block.m_ChunkZ != lastChunkZ))
{
lastChunkX = block.m_ChunkX;
lastChunkZ = block.m_ChunkZ;
chunk = GetChunk(lastChunkX, lastChunkZ);
}
// If the chunk is valid, set the block:
if (chunk != nullptr)
{
chunk->SetBlock(block.m_RelX, block.m_RelY, block.m_RelZ, block.m_BlockType, block.m_BlockMeta);
}
} // for block - a_Blocks[]
}
void cChunkMap::CollectPickupsByPlayer(cPlayer & a_Player)
{
int BlockX = static_cast<int>(a_Player.GetPosX()); // Truncating doesn't matter much; we're scanning entire chunks anyway
int BlockY = static_cast<int>(a_Player.GetPosY());
int BlockZ = static_cast<int>(a_Player.GetPosZ());
int ChunkX = 0, ChunkZ = 0;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
int OtherChunkX = ChunkX + ((BlockX > 8) ? 1 : -1);
int OtherChunkZ = ChunkZ + ((BlockZ > 8) ? 1 : -1);
// We suppose that each player keeps their chunks in memory, therefore it makes little sense to try to re-load or even generate them.
// The only time the chunks are not valid is when the player is downloading the initial world and they should not call this at that moment
cCSLock Lock(m_CSChunks);
GetChunkNoLoad(ChunkX, ChunkZ)->CollectPickupsByPlayer(a_Player);
// Check the neighboring chunks as well:
GetChunkNoLoad(OtherChunkX, ChunkZ)->CollectPickupsByPlayer (a_Player);
GetChunkNoLoad(OtherChunkX, OtherChunkZ)->CollectPickupsByPlayer(a_Player);
GetChunkNoLoad(ChunkX, ChunkZ)->CollectPickupsByPlayer (a_Player);
GetChunkNoLoad(ChunkX, OtherChunkZ)->CollectPickupsByPlayer(a_Player);
}
BLOCKTYPE cChunkMap::GetBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
// Query the chunk, if loaded:
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
return Chunk->GetBlock(X, Y, Z);
}
return 0;
}
NIBBLETYPE cChunkMap::GetBlockMeta(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
// Query the chunk, if loaded:
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
return Chunk->GetMeta(X, Y, Z);
}
return 0;
}
NIBBLETYPE cChunkMap::GetBlockSkyLight(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk( ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
return Chunk->GetSkyLight(a_BlockX, a_BlockY, a_BlockZ);
}
return 0;
}
NIBBLETYPE cChunkMap::GetBlockBlockLight(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk( ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
return Chunk->GetBlockLight(a_BlockX, a_BlockY, a_BlockZ);
}
return 0;
}
void cChunkMap::SetBlockMeta(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_BlockMeta, bool a_ShouldMarkDirty, bool a_ShouldInformClients)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
// a_BlockXYZ now contains relative coords!
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->SetMeta(a_BlockX, a_BlockY, a_BlockZ, a_BlockMeta, a_ShouldMarkDirty, a_ShouldInformClients);
}
}
void cChunkMap::SetBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, bool a_SendToClients)
{
cChunkInterface ChunkInterface(this);
BlockHandler(GetBlock(a_BlockX, a_BlockY, a_BlockZ))->OnDestroyed(ChunkInterface, *m_World, a_BlockX, a_BlockY, a_BlockZ);
int ChunkX, ChunkZ, X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative( X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk( ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->SetBlock(X, Y, Z, a_BlockType, a_BlockMeta, a_SendToClients);
m_World->GetSimulatorManager()->WakeUp({a_BlockX, a_BlockY, a_BlockZ}, Chunk);
}
BlockHandler(a_BlockType)->OnPlaced(ChunkInterface, *m_World, a_BlockX, a_BlockY, a_BlockZ, a_BlockType, a_BlockMeta);
}
bool cChunkMap::GetBlockTypeMeta(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta)
{
int ChunkX, ChunkZ, X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative( X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk( ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->GetBlockTypeMeta(X, Y, Z, a_BlockType, a_BlockMeta);
return true;
}
return false;
}
bool cChunkMap::GetBlockInfo(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_Meta, NIBBLETYPE & a_SkyLight, NIBBLETYPE & a_BlockLight)
{
int ChunkX, ChunkZ, X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative( X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk( ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->GetBlockInfo(X, Y, Z, a_BlockType, a_Meta, a_SkyLight, a_BlockLight);
return true;
}
return false;
}
void cChunkMap::ReplaceBlocks(const sSetBlockVector & a_Blocks, BLOCKTYPE a_FilterBlockType)
{
cCSLock Lock(m_CSChunks);
for (sSetBlockVector::const_iterator itr = a_Blocks.begin(); itr != a_Blocks.end(); ++itr)
{
cChunkPtr Chunk = GetChunk(itr->m_ChunkX, itr->m_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
continue;
}
if (Chunk->GetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ) == a_FilterBlockType)
{
Chunk->SetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockType, itr->m_BlockMeta);
}
}
}
void cChunkMap::ReplaceTreeBlocks(const sSetBlockVector & a_Blocks)
{
cCSLock Lock(m_CSChunks);
for (sSetBlockVector::const_iterator itr = a_Blocks.begin(); itr != a_Blocks.end(); ++itr)
{
cChunkPtr Chunk = GetChunk(itr->m_ChunkX, itr->m_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
continue;
}
switch (Chunk->GetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ))
{
CASE_TREE_OVERWRITTEN_BLOCKS:
{
Chunk->SetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockType, itr->m_BlockMeta);
break;
}
case E_BLOCK_LEAVES:
case E_BLOCK_NEW_LEAVES:
{
if ((itr->m_BlockType == E_BLOCK_LOG) || (itr->m_BlockType == E_BLOCK_NEW_LOG))
{
Chunk->SetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockType, itr->m_BlockMeta);
}
break;
}
}
} // for itr - a_Blocks[]
}
EMCSBiome cChunkMap::GetBiomeAt (int a_BlockX, int a_BlockZ)
{
int ChunkX, ChunkZ, X = a_BlockX, Y = 0, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
return Chunk->GetBiomeAt(X, Z);
}
else
{
return m_World->GetGenerator().GetBiomeAt(a_BlockX, a_BlockZ);
}
}
bool cChunkMap::SetBiomeAt(int a_BlockX, int a_BlockZ, EMCSBiome a_Biome)
{
int ChunkX, ChunkZ, X = a_BlockX, Y = 0, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->SetBiomeAt(X, Z, a_Biome);
return true;
}
return false;
}
bool cChunkMap::SetAreaBiome(int a_MinX, int a_MaxX, int a_MinZ, int a_MaxZ, EMCSBiome a_Biome)
{
// Translate coords to relative:
int Y = 0;
int MinChunkX, MinChunkZ, MinX = a_MinX, MinZ = a_MinZ;
int MaxChunkX, MaxChunkZ, MaxX = a_MaxX, MaxZ = a_MaxZ;
cChunkDef::AbsoluteToRelative(MinX, Y, MinZ, MinChunkX, MinChunkZ);
cChunkDef::AbsoluteToRelative(MaxX, Y, MaxZ, MaxChunkX, MaxChunkZ);
// Go through all chunks, set:
bool res = true;
cCSLock Lock(m_CSChunks);
for (int x = MinChunkX; x <= MaxChunkX; x++)
{
int MinRelX = (x == MinChunkX) ? MinX : 0;
int MaxRelX = (x == MaxChunkX) ? MaxX : cChunkDef::Width - 1;
for (int z = MinChunkZ; z <= MaxChunkZ; z++)
{
int MinRelZ = (z == MinChunkZ) ? MinZ : 0;
int MaxRelZ = (z == MaxChunkZ) ? MaxZ : cChunkDef::Width - 1;
cChunkPtr Chunk = GetChunkNoLoad(x, z);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->SetAreaBiome(MinRelX, MaxRelX, MinRelZ, MaxRelZ, a_Biome);
}
else
{
res = false;
}
} // for z
} // for x
return res;
}
bool cChunkMap::GetBlocks(sSetBlockVector & a_Blocks, bool a_ContinueOnFailure)
{
bool res = true;
cCSLock Lock(m_CSChunks);
for (sSetBlockVector::iterator itr = a_Blocks.begin(); itr != a_Blocks.end(); ++itr)
{
cChunkPtr Chunk = GetChunk(itr->m_ChunkX, itr->m_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
if (!a_ContinueOnFailure)
{
return false;
}
res = false;
continue;
}
itr->m_BlockType = Chunk->GetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ);
itr->m_BlockMeta = Chunk->GetMeta(itr->m_RelX, itr->m_RelY, itr->m_RelZ);
}
return res;
}
bool cChunkMap::DigBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int PosX = a_BlockX, PosY = a_BlockY, PosZ = a_BlockZ, ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(PosX, PosY, PosZ, ChunkX, ChunkZ);
{
cCSLock Lock(m_CSChunks);
cChunkPtr DestChunk = GetChunk( ChunkX, ChunkZ);
if ((DestChunk == nullptr) || !DestChunk->IsValid())
{
return false;
}
DestChunk->SetBlock(PosX, PosY, PosZ, E_BLOCK_AIR, 0);
m_World->GetSimulatorManager()->WakeUp({a_BlockX, a_BlockY, a_BlockZ}, DestChunk);
}
return true;
}
void cChunkMap::SendBlockTo(int a_X, int a_Y, int a_Z, cPlayer & a_Player)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_X, a_Y, a_Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && (Chunk->IsValid()))
{
Chunk->SendBlockTo(a_X, a_Y, a_Z, a_Player.GetClientHandle());
}
}
void cChunkMap::CompareChunkClients(int a_ChunkX1, int a_ChunkZ1, int a_ChunkX2, int a_ChunkZ2, cClientDiffCallback & a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk1 = GetChunkNoGen(a_ChunkX1, a_ChunkZ1);
if (Chunk1 == nullptr)
{
return;
}
cChunkPtr Chunk2 = GetChunkNoGen(a_ChunkX2, a_ChunkZ2);
if (Chunk2 == nullptr)
{
return;
}
CompareChunkClients(Chunk1, Chunk2, a_Callback);
}
void cChunkMap::CompareChunkClients(cChunk * a_Chunk1, cChunk * a_Chunk2, cClientDiffCallback & a_Callback)
{
cClientHandleList Clients1(a_Chunk1->GetAllClients());
cClientHandleList Clients2(a_Chunk2->GetAllClients());
// Find "removed" clients:
for (cClientHandleList::iterator itr1 = Clients1.begin(); itr1 != Clients1.end(); ++itr1)
{
bool Found = false;
for (cClientHandleList::iterator itr2 = Clients2.begin(); itr2 != Clients2.end(); ++itr2)
{
if (*itr1 == *itr2)
{
Found = true;
break;
}
} // for itr2 - Clients2[]
if (!Found)
{
a_Callback.Removed(*itr1);
}
} // for itr1 - Clients1[]
// Find "added" clients:
for (cClientHandleList::iterator itr2 = Clients2.begin(); itr2 != Clients2.end(); ++itr2)
{
bool Found = false;
for (cClientHandleList::iterator itr1 = Clients1.begin(); itr1 != Clients1.end(); ++itr1)
{
if (*itr1 == *itr2)
{
Found = true;
break;
}
} // for itr1 - Clients1[]
if (!Found)
{
a_Callback.Added(*itr2);
}
} // for itr2 - Clients2[]
}
bool cChunkMap::AddChunkClient(int a_ChunkX, int a_ChunkZ, cClientHandle * a_Client)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return false;
}
return Chunk->AddClient(a_Client);
}
void cChunkMap::RemoveChunkClient(int a_ChunkX, int a_ChunkZ, cClientHandle * a_Client)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return;
}
Chunk->RemoveClient(a_Client);
}
void cChunkMap::RemoveClientFromChunks(cClientHandle * a_Client)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
Chunk.second->RemoveClient(a_Client);
}
}
void cChunkMap::AddEntity(OwnedEntity a_Entity)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(a_Entity->GetChunkX(), a_Entity->GetChunkZ());
if (Chunk == nullptr) // This will assert inside GetChunk in Debug builds
{
LOGWARNING("Entity at %p (%s, ID %d) spawning in a non-existent chunk, the entity is lost.",
static_cast<void *>(a_Entity.get()), a_Entity->GetClass(), a_Entity->GetUniqueID()
);
return;
}
Chunk->AddEntity(std::move(a_Entity));
}
void cChunkMap::AddEntityIfNotPresent(OwnedEntity a_Entity)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(a_Entity->GetChunkX(), a_Entity->GetChunkZ());
if (Chunk == nullptr) // This will assert inside GetChunk in Debug builds
{
LOGWARNING("Entity at %p (%s, ID %d) spawning in a non-existent chunk, the entity is lost.",
static_cast<void *>(a_Entity.get()), a_Entity->GetClass(), a_Entity->GetUniqueID()
);
return;
}
if (!Chunk->HasEntity(a_Entity->GetUniqueID()))
{
Chunk->AddEntity(std::move(a_Entity));
}
}
bool cChunkMap::HasEntity(UInt32 a_UniqueID)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid() && Chunk.second->HasEntity(a_UniqueID))
{
return true;
}
}
return false;
}
OwnedEntity cChunkMap::RemoveEntity(cEntity & a_Entity)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = a_Entity.GetParentChunk();
if (Chunk == nullptr)
{
return nullptr;
}
// Remove the entity no matter whether the chunk itself is valid or not (#1190)
return Chunk->RemoveEntity(a_Entity);
}
bool cChunkMap::ForEachEntity(cEntityCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid() && !Chunk.second->ForEachEntity(a_Callback))
{
return false;
}
}
return true;
}
bool cChunkMap::ForEachEntityInChunk(int a_ChunkX, int a_ChunkZ, cEntityCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachEntity(a_Callback);
}
bool cChunkMap::ForEachEntityInBox(const cBoundingBox & a_Box, cEntityCallback a_Callback)
{
// Calculate the chunk range for the box:
int MinChunkX = FloorC(a_Box.GetMinX() / cChunkDef::Width);
int MinChunkZ = FloorC(a_Box.GetMinZ() / cChunkDef::Width);
int MaxChunkX = FloorC((a_Box.GetMaxX() + cChunkDef::Width) / cChunkDef::Width);
int MaxChunkZ = FloorC((a_Box.GetMaxZ() + cChunkDef::Width) / cChunkDef::Width);
// Iterate over each chunk in the range:
cCSLock Lock(m_CSChunks);
for (int z = MinChunkZ; z <= MaxChunkZ; z++)
{
for (int x = MinChunkX; x <= MaxChunkX; x++)
{
cChunkPtr Chunk = GetChunkNoGen(x, z);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
continue;
}
if (!Chunk->ForEachEntityInBox(a_Box, a_Callback))
{
return false;
}
} // for x
} // for z
return true;
}
void cChunkMap::DoExplosionAt(double a_ExplosionSize, double a_BlockX, double a_BlockY, double a_BlockZ, cVector3iArray & a_BlocksAffected)
{
// Don't explode if outside of Y range (prevents the following test running into unallocated memory):
if (!cChunkDef::IsValidHeight(FloorC(a_BlockY)))
{
return;
}
bool ShouldDestroyBlocks = true;
// Don't explode if the explosion center is inside a liquid block:
if (IsBlockLiquid(m_World->GetBlock(FloorC(a_BlockX), FloorC(a_BlockY), FloorC(a_BlockZ))))
{
ShouldDestroyBlocks = false;
}
int ExplosionSizeInt = CeilC(a_ExplosionSize);
int ExplosionSizeSq = ExplosionSizeInt * ExplosionSizeInt;
int bx = FloorC(a_BlockX);
int by = FloorC(a_BlockY);
int bz = FloorC(a_BlockZ);
int MinY = std::max(FloorC(a_BlockY - ExplosionSizeInt), 0);
int MaxY = std::min(CeilC(a_BlockY + ExplosionSizeInt), cChunkDef::Height - 1);
if (ShouldDestroyBlocks)
{
cBlockArea area;
a_BlocksAffected.reserve(8 * static_cast<size_t>(ExplosionSizeInt * ExplosionSizeInt * ExplosionSizeInt));
if (!area.Read(*m_World, bx - ExplosionSizeInt, static_cast<int>(ceil(a_BlockX + ExplosionSizeInt)), MinY, MaxY, bz - ExplosionSizeInt, static_cast<int>(ceil(a_BlockZ + ExplosionSizeInt))))
{
return;
}
for (int x = -ExplosionSizeInt; x < ExplosionSizeInt; x++)
{
for (int y = -ExplosionSizeInt; y < ExplosionSizeInt; y++)
{
if ((by + y >= cChunkDef::Height) || (by + y < 0))
{
// Outside of the world
continue;
}
for (int z = -ExplosionSizeInt; z < ExplosionSizeInt; z++)
{
if ((x * x + y * y + z * z) > ExplosionSizeSq)
{
// Too far away
continue;
}
BLOCKTYPE Block = area.GetBlockType(bx + x, by + y, bz + z);
switch (Block)
{
case E_BLOCK_TNT:
{
// Activate the TNT, with a random fuse between 10 to 30 game ticks
int FuseTime = GetRandomProvider().RandInt(10, 30);
m_World->SpawnPrimedTNT({a_BlockX + x + 0.5, a_BlockY + y + 0.5, a_BlockZ + z + 0.5}, FuseTime);
area.SetBlockTypeMeta(bx + x, by + y, bz + z, E_BLOCK_AIR, 0);
a_BlocksAffected.push_back(Vector3i(bx + x, by + y, bz + z));
break;
}
case E_BLOCK_OBSIDIAN:
case E_BLOCK_BEACON:
case E_BLOCK_BEDROCK:
case E_BLOCK_BARRIER:
case E_BLOCK_WATER:
case E_BLOCK_LAVA:
{
// These blocks are not affected by explosions
break;
}
case E_BLOCK_STATIONARY_WATER:
{
// Turn into simulated water:
area.SetBlockType(bx + x, by + y, bz + z, E_BLOCK_WATER);
break;
}
case E_BLOCK_STATIONARY_LAVA:
{
// Turn into simulated lava:
area.SetBlockType(bx + x, by + y, bz + z, E_BLOCK_LAVA);
break;
}
case E_BLOCK_AIR:
{
// No pickups for air
break;
}
default:
{
auto & Random = GetRandomProvider();
if (Random.RandBool(0.25)) // 25% chance of pickups
{
cItems Drops;
cBlockHandler * Handler = BlockHandler(Block);
Handler->ConvertToPickups(Drops, area.GetBlockMeta(bx + x, by + y, bz + z)); // Stone becomes cobblestone, coal ore becomes coal, etc.
m_World->SpawnItemPickups(Drops, bx + x, by + y, bz + z);
}
else if ((m_World->GetTNTShrapnelLevel() > slNone) && Random.RandBool(0.20)) // 20% chance of flinging stuff around
{
// If the block is shrapnel-able, make a falling block entity out of it:
if (
((m_World->GetTNTShrapnelLevel() == slAll) && cBlockInfo::FullyOccupiesVoxel(Block)) ||
((m_World->GetTNTShrapnelLevel() == slGravityAffectedOnly) && ((Block == E_BLOCK_SAND) || (Block == E_BLOCK_GRAVEL)))
)
{
m_World->SpawnFallingBlock(bx + x, by + y + 5, bz + z, Block, area.GetBlockMeta(bx + x, by + y, bz + z));
}
}
// Destroy any block entities
if (cBlockEntity::IsBlockEntityBlockType(Block))
{
Vector3i BlockPos(bx + x, by + y, bz + z);
DoWithBlockEntityAt(BlockPos.x, BlockPos.y, BlockPos.z, [](cBlockEntity & a_BE)
{
a_BE.Destroy();
return true;
}
);
}
area.SetBlockTypeMeta(bx + x, by + y, bz + z, E_BLOCK_AIR, 0);
a_BlocksAffected.push_back(Vector3i(bx + x, by + y, bz + z));
break;
}
} // switch (BlockType)
} // for z
} // for y
} // for x
area.Write(*m_World, bx - ExplosionSizeInt, MinY, bz - ExplosionSizeInt);
}
Vector3d ExplosionPos{ a_BlockX, a_BlockY, a_BlockZ };
cBoundingBox bbTNT(ExplosionPos, 0.5, 1);
bbTNT.Expand(ExplosionSizeInt * 2, ExplosionSizeInt * 2, ExplosionSizeInt * 2);
ForEachEntity([&](cEntity & a_Entity)
{
if (a_Entity.IsPickup() && (a_Entity.GetTicksAlive() < 20))
{
// If pickup age is smaller than one second, it is invincible (so we don't kill pickups that were just spawned)
return false;
}
Vector3d DistanceFromExplosion = a_Entity.GetPosition() - ExplosionPos;
if (!a_Entity.IsTNT() && !a_Entity.IsFallingBlock()) // Don't apply damage to other TNT entities and falling blocks, they should be invincible
{
cBoundingBox bbEntity(a_Entity.GetPosition(), a_Entity.GetWidth() / 2, a_Entity.GetHeight());
if (!bbTNT.IsInside(bbEntity)) // If bbEntity is inside bbTNT, not vice versa!
{
return false;
}
// Ensure that the damage dealt is inversely proportional to the distance to the TNT centre - the closer a player is, the harder they are hit
a_Entity.TakeDamage(dtExplosion, nullptr, static_cast<int>((1 / DistanceFromExplosion.Length()) * 6 * ExplosionSizeInt), 0);
}
double Length = DistanceFromExplosion.Length();
if (Length <= ExplosionSizeInt) // Entity is impacted by explosion
{
float EntityExposure = a_Entity.GetExplosionExposureRate(ExplosionPos, ExplosionSizeInt);
// Exposure reduced by armor
EntityExposure = EntityExposure * (1.0f - a_Entity.GetEnchantmentBlastKnockbackReduction());
double Impact = (1 - ((Length / ExplosionSizeInt) / 2)) * EntityExposure;
DistanceFromExplosion.Normalize();
DistanceFromExplosion *= Impact;
a_Entity.AddSpeed(DistanceFromExplosion);
}
return false;
}
);
// Wake up all simulators for the area, so that water and lava flows and sand falls into the blasted holes (FS #391):
m_World->GetSimulatorManager()->WakeUpArea(cCuboid(
{bx - ExplosionSizeInt - 1, MinY, bz - ExplosionSizeInt - 1},
{bx + ExplosionSizeInt + 1, MaxY, bz + ExplosionSizeInt + 1}
));
}
bool cChunkMap::DoWithEntityByID(UInt32 a_UniqueID, cEntityCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
bool res = false;
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid() && Chunk.second->DoWithEntityByID(a_UniqueID, a_Callback, res))
{
return res;
}
}
return false;
}
bool cChunkMap::ForEachBlockEntityInChunk(int a_ChunkX, int a_ChunkZ, cBlockEntityCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachBlockEntity(a_Callback);
}
bool cChunkMap::ForEachBrewingstandInChunk(int a_ChunkX, int a_ChunkZ, cBrewingstandCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachBrewingstand(a_Callback);
}
bool cChunkMap::ForEachChestInChunk(int a_ChunkX, int a_ChunkZ, cChestCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachChest(a_Callback);
}
bool cChunkMap::ForEachDispenserInChunk(int a_ChunkX, int a_ChunkZ, cDispenserCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachDispenser(a_Callback);
}
bool cChunkMap::ForEachDropperInChunk(int a_ChunkX, int a_ChunkZ, cDropperCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachDropper(a_Callback);
}
bool cChunkMap::ForEachDropSpenserInChunk(int a_ChunkX, int a_ChunkZ, cDropSpenserCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachDropSpenser(a_Callback);
}
bool cChunkMap::ForEachFurnaceInChunk(int a_ChunkX, int a_ChunkZ, cFurnaceCallback a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(a_ChunkX, a_ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->ForEachFurnace(a_Callback);
}
bool cChunkMap::DoWithBlockEntityAt(int a_BlockX, int a_BlockY, int a_BlockZ, cBlockEntityCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithBlockEntityAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithBeaconAt(int a_BlockX, int a_BlockY, int a_BlockZ, cBeaconCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithBeaconAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithBedAt(int a_BlockX, int a_BlockY, int a_BlockZ, cBedCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithBedAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithBrewingstandAt(int a_BlockX, int a_BlockY, int a_BlockZ, cBrewingstandCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithBrewingstandAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithChestAt(int a_BlockX, int a_BlockY, int a_BlockZ, cChestCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithChestAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithDispenserAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDispenserCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithDispenserAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithDropperAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDropperCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithDropperAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithDropSpenserAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDropSpenserCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithDropSpenserAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithFurnaceAt(int a_BlockX, int a_BlockY, int a_BlockZ, cFurnaceCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithFurnaceAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithNoteBlockAt(int a_BlockX, int a_BlockY, int a_BlockZ, cNoteBlockCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithNoteBlockAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithCommandBlockAt(int a_BlockX, int a_BlockY, int a_BlockZ, cCommandBlockCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithCommandBlockAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithMobHeadAt(int a_BlockX, int a_BlockY, int a_BlockZ, cMobHeadCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithMobHeadAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::DoWithFlowerPotAt(int a_BlockX, int a_BlockY, int a_BlockZ, cFlowerPotCallback a_Callback)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->DoWithFlowerPotAt(a_BlockX, a_BlockY, a_BlockZ, a_Callback);
}
bool cChunkMap::GetSignLines(int a_BlockX, int a_BlockY, int a_BlockZ, AString & a_Line1, AString & a_Line2, AString & a_Line3, AString & a_Line4)
{
int ChunkX, ChunkZ;
int BlockX = a_BlockX, BlockY = a_BlockY, BlockZ = a_BlockZ;
cChunkDef::AbsoluteToRelative(BlockX, BlockY, BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->GetSignLines(a_BlockX, a_BlockY, a_BlockZ, a_Line1, a_Line2, a_Line3, a_Line4);
}
void cChunkMap::TouchChunk(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
GetChunk(a_ChunkX, a_ChunkZ);
}
void cChunkMap::PrepareChunk(int a_ChunkX, int a_ChunkZ, std::unique_ptr<cChunkCoordCallback> a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
// If the chunk is not prepared, queue it in the lighting thread, that will do all the needed processing:
if ((Chunk == nullptr) || !Chunk->IsValid() || !Chunk->IsLightValid())
{
m_World->GetLightingThread().QueueChunk(a_ChunkX, a_ChunkZ, std::move(a_Callback));
return;
}
// The chunk is present and lit, just call the callback, report as success:
if (a_Callback != nullptr)
{
a_Callback->Call(a_ChunkX, a_ChunkZ, true);
}
}
bool cChunkMap::GenerateChunk(int a_ChunkX, int a_ChunkZ, cChunkCoordCallback * a_Callback)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
// Generic error while getting the chunk - out of memory?
return false;
}
// Try loading the chunk:
if ((Chunk == nullptr) || (!Chunk->IsValid()))
{
Chunk->SetPresence(cChunk::cpQueued);
class cPrepareLoadCallback: public cChunkCoordCallback
{
public:
cPrepareLoadCallback(cWorld & a_CBWorld, cChunkMap & a_CBChunkMap, cChunkCoordCallback * a_CBCallback):
m_World(a_CBWorld),
m_ChunkMap(a_CBChunkMap),
m_Callback(a_CBCallback)
{
}
// cChunkCoordCallback override:
virtual void Call(int a_CBChunkX, int a_CBChunkZ, bool a_CBIsSuccess) override
{
// If success is reported, the chunk is already valid, no need to do anything else:
if (a_CBIsSuccess)
{
if (m_Callback != nullptr)
{
m_Callback->Call(a_CBChunkX, a_CBChunkZ, true);
}
return;
}
// The chunk failed to load, generate it:
cCSLock CBLock(m_ChunkMap.m_CSChunks);
cChunkPtr CBChunk = m_ChunkMap.GetChunkNoLoad(a_CBChunkX, a_CBChunkZ);
if (CBChunk == nullptr)
{
// An error occurred, but we promised to call the callback, so call it even when there's no real chunk data:
if (m_Callback != nullptr)
{
m_Callback->Call(a_CBChunkX, a_CBChunkZ, false);
}
return;
}
CBChunk->SetPresence(cChunk::cpQueued);
m_World.GetGenerator().QueueGenerateChunk(a_CBChunkX, a_CBChunkZ, false, m_Callback);
}
protected:
cWorld & m_World;
cChunkMap & m_ChunkMap;
cChunkCoordCallback * m_Callback;
};
m_World->GetStorage().QueueLoadChunk(a_ChunkX, a_ChunkZ, new cPrepareLoadCallback(*m_World, *this, a_Callback));
return true;
}
// The chunk is valid, just call the callback:
if (a_Callback != nullptr)
{
a_Callback->Call(a_ChunkX, a_ChunkZ, true);
}
return true;
}
void cChunkMap::ChunkLoadFailed(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
return;
}
Chunk->MarkLoadFailed();
}
bool cChunkMap::SetSignLines(int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoGen(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return false;
}
return Chunk->SetSignLines(a_BlockX, a_BlockY, a_BlockZ, a_Line1, a_Line2, a_Line3, a_Line4);
}
void cChunkMap::MarkChunkRegenerating(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
// Not present
return;
}
Chunk->MarkRegenerating();
}
bool cChunkMap::IsChunkLighted(int a_ChunkX, int a_ChunkZ)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(a_ChunkX, a_ChunkZ);
if (Chunk == nullptr)
{
// Not present
return false;
}
return Chunk->IsLightValid();
}
bool cChunkMap::ForEachChunkInRect(int a_MinChunkX, int a_MaxChunkX, int a_MinChunkZ, int a_MaxChunkZ, cChunkDataCallback & a_Callback)
{
bool Result = true;
cCSLock Lock(m_CSChunks);
for (int z = a_MinChunkZ; z <= a_MaxChunkZ; z++)
{
for (int x = a_MinChunkX; x <= a_MaxChunkX; x++)
{
cChunkPtr Chunk = GetChunkNoLoad(x, z);
if ((Chunk == nullptr) || (!Chunk->IsValid()))
{
// Not present / not valid
Result = false;
continue;
}
if (!a_Callback.Coords(x, z))
{
continue;
}
Chunk->GetAllData(a_Callback);
}
}
return Result;
}
bool cChunkMap::ForEachLoadedChunk(cFunctionRef<bool(int, int)> a_Callback)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid())
{
if (a_Callback(Chunk.first.ChunkX, Chunk.first.ChunkZ))
{
return false;
}
}
}
return true;
}
bool cChunkMap::WriteBlockArea(cBlockArea & a_Area, int a_MinBlockX, int a_MinBlockY, int a_MinBlockZ, int a_DataTypes)
{
// Convert block coords to chunks coords:
int MinChunkX, MaxChunkX;
int MinChunkZ, MaxChunkZ;
int MinBlockX = a_MinBlockX;
int MinBlockY = a_MinBlockY;
int MinBlockZ = a_MinBlockZ;
int MaxBlockX = a_MinBlockX + a_Area.GetSizeX();
int MaxBlockY = a_MinBlockY + a_Area.GetSizeY();
int MaxBlockZ = a_MinBlockZ + a_Area.GetSizeZ();
cChunkDef::AbsoluteToRelative(MinBlockX, MinBlockY, MinBlockZ, MinChunkX, MinChunkZ);
cChunkDef::AbsoluteToRelative(MaxBlockX, MaxBlockY, MaxBlockZ, MaxChunkX, MaxChunkZ);
// Iterate over chunks, write data into each:
bool Result = true;
cCSLock Lock(m_CSChunks);
for (int z = MinChunkZ; z <= MaxChunkZ; z++)
{
for (int x = MinChunkX; x <= MaxChunkX; x++)
{
cChunkPtr Chunk = GetChunkNoLoad(x, z);
if ((Chunk == nullptr) || (!Chunk->IsValid()))
{
// Not present / not valid
Result = false;
continue;
}
Chunk->WriteBlockArea(a_Area, a_MinBlockX, a_MinBlockY, a_MinBlockZ, a_DataTypes);
} // for x
} // for z
return Result;
}
void cChunkMap::GetChunkStats(int & a_NumChunksValid, int & a_NumChunksDirty)
{
a_NumChunksValid = 0;
a_NumChunksDirty = 0;
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
a_NumChunksValid++;
if (Chunk.second->IsDirty())
{
a_NumChunksDirty++;
}
}
}
bool cChunkMap::GrowMelonPumpkin(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
return Chunk->GrowMelonPumpkin(a_BlockX, a_BlockY, a_BlockZ, a_BlockType);
}
return false;
}
int cChunkMap::GrowSugarcane(int a_BlockX, int a_BlockY, int a_BlockZ, int a_NumBlocksToGrow)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
return Chunk->GrowSugarcane(a_BlockX, a_BlockY, a_BlockZ, a_NumBlocksToGrow);
}
return 0;
}
int cChunkMap::GrowCactus(int a_BlockX, int a_BlockY, int a_BlockZ, int a_NumBlocksToGrow)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
return Chunk->GrowCactus(a_BlockX, a_BlockY, a_BlockZ, a_NumBlocksToGrow);
}
return 0;
}
bool cChunkMap::GrowTallGrass(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
return Chunk->GrowTallGrass(a_BlockX, a_BlockY, a_BlockZ);
}
return 0;
}
void cChunkMap::SetNextBlockTick(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
Chunk->SetNextBlockTick(a_BlockX, a_BlockY, a_BlockZ);
}
}
void cChunkMap::CollectMobCensus(cMobCensus & a_ToFill)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
// We do count every Mobs in the world. But we are assuming that every chunk not loaded by any client
// doesn't affect us. Normally they should not have mobs because every "too far" mobs despawn
// If they have (f.i. when player disconnect) we assume we don't have to make them live or despawn
if (Chunk.second->IsValid() && Chunk.second->HasAnyClients())
{
Chunk.second->CollectMobCensus(a_ToFill);
}
}
}
void cChunkMap::SpawnMobs(cMobSpawner & a_MobSpawner)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
// We only spawn close to players
if (Chunk.second->IsValid() && Chunk.second->HasAnyClients())
{
Chunk.second->SpawnMobs(a_MobSpawner);
}
}
}
void cChunkMap::Tick(std::chrono::milliseconds a_Dt)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
// Only tick chunks that are valid and should be ticked:
if (Chunk.second->IsValid() && Chunk.second->ShouldBeTicked())
{
Chunk.second->Tick(a_Dt);
}
}
}
void cChunkMap::TickBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
{
cCSLock Lock(m_CSChunks);
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if ((Chunk == nullptr) || !Chunk->IsValid())
{
return;
}
Chunk->TickBlock(a_BlockX, a_BlockY, a_BlockZ);
}
void cChunkMap::UnloadUnusedChunks(void)
{
cCSLock Lock(m_CSChunks);
for (auto itr = m_Chunks.begin(); itr != m_Chunks.end();)
{
if (
(itr->second->CanUnload()) && // Can unload
!cPluginManager::Get()->CallHookChunkUnloading(*GetWorld(), itr->first.ChunkX, itr->first.ChunkZ) // Plugins agree
)
{
itr = m_Chunks.erase(itr);
}
else
{
++itr;
}
}
}
void cChunkMap::SaveAllChunks(void)
{
cCSLock Lock(m_CSChunks);
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid() && Chunk.second->IsDirty())
{
GetWorld()->GetStorage().QueueSaveChunk(Chunk.first.ChunkX, Chunk.first.ChunkZ);
}
}
}
size_t cChunkMap::GetNumChunks(void)
{
cCSLock Lock(m_CSChunks);
return m_Chunks.size();
}
size_t cChunkMap::GetNumUnusedDirtyChunks(void)
{
cCSLock Lock(m_CSChunks);
size_t res = 0;
for (const auto & Chunk : m_Chunks)
{
if (Chunk.second->IsValid() && Chunk.second->CanUnloadAfterSaving())
{
res += 1;
}
}
return res;
}
void cChunkMap::ChunkValidated(void)
{
m_evtChunkValid.Set();
}
void cChunkMap::QueueTickBlock(int a_BlockX, int a_BlockY, int a_BlockZ)
{
int ChunkX, ChunkZ;
cChunkDef::AbsoluteToRelative(a_BlockX, a_BlockY, a_BlockZ, ChunkX, ChunkZ);
// a_BlockXYZ now contains relative coords!
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunkNoLoad(ChunkX, ChunkZ);
if (Chunk != nullptr)
{
Chunk->QueueTickBlock(a_BlockX, a_BlockY, a_BlockZ);
}
}
void cChunkMap::SetChunkAlwaysTicked(int a_ChunkX, int a_ChunkZ, bool a_AlwaysTicked)
{
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(a_ChunkX, a_ChunkZ);
if (Chunk != nullptr)
{
Chunk->SetAlwaysTicked(a_AlwaysTicked);
}
}
void cChunkMap::TrackInDeadlockDetect(cDeadlockDetect & a_DeadlockDetect, const AString & a_WorldName)
{
a_DeadlockDetect.TrackCriticalSection(m_CSChunks, Printf("World %s chunkmap", a_WorldName.c_str()));
}
void cChunkMap::UntrackInDeadlockDetect(cDeadlockDetect & a_DeadlockDetect)
{
a_DeadlockDetect.UntrackCriticalSection(m_CSChunks);
}
void cChunkMap::FastSetBlock(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
{
int ChunkX, ChunkZ, X = a_BlockX, Y = a_BlockY, Z = a_BlockZ;
cChunkDef::AbsoluteToRelative(X, Y, Z, ChunkX, ChunkZ);
cCSLock Lock(m_CSChunks);
cChunkPtr Chunk = GetChunk(ChunkX, ChunkZ);
if ((Chunk != nullptr) && Chunk->IsValid())
{
Chunk->FastSetBlock(X, Y, Z, a_BlockType, a_BlockMeta);
}
}
void cChunkMap::AddChunkStay(cChunkStay & a_ChunkStay)
{
cCSLock Lock(m_CSChunks);
// Add it to the list:
ASSERT(std::find(m_ChunkStays.begin(), m_ChunkStays.end(), &a_ChunkStay) == m_ChunkStays.end()); // Has not yet been added
m_ChunkStays.push_back(&a_ChunkStay);
// Schedule all chunks to be loaded / generated, and mark each as locked:
const cChunkCoordsVector & WantedChunks = a_ChunkStay.GetChunks();
for (cChunkCoordsVector::const_iterator itr = WantedChunks.begin(); itr != WantedChunks.end(); ++itr)
{
cChunkPtr Chunk = GetChunk(itr->m_ChunkX, itr->m_ChunkZ);
if (Chunk == nullptr)
{
continue;
}
Chunk->Stay(true);
if (Chunk->IsValid())
{
if (a_ChunkStay.ChunkAvailable(itr->m_ChunkX, itr->m_ChunkZ))
{
// The chunkstay wants to be deactivated, disable it and bail out:
a_ChunkStay.Disable();
return;
}
}
} // for itr - WantedChunks[]
}
/** Removes the specified cChunkStay descendant from the internal list of ChunkStays. */
void cChunkMap::DelChunkStay(cChunkStay & a_ChunkStay)
{
cCSLock Lock(m_CSChunks);
// Remove from the list of active chunkstays:
bool HasFound = false;
for (cChunkStays::iterator itr = m_ChunkStays.begin(), end = m_ChunkStays.end(); itr != end; ++itr)
{
if (*itr == &a_ChunkStay)
{
m_ChunkStays.erase(itr);
HasFound = true;
break;
}
} // for itr - m_ChunkStays[]
if (!HasFound)
{
ASSERT(!"Removing a cChunkStay that hasn't been added!");
return;
}
// Unmark all contained chunks:
const cChunkCoordsVector & Chunks = a_ChunkStay.GetChunks();
for (cChunkCoordsVector::const_iterator itr = Chunks.begin(), end = Chunks.end(); itr != end; ++itr)
{
cChunkPtr Chunk = GetChunkNoLoad(itr->m_ChunkX, itr->m_ChunkZ);
if (Chunk == nullptr)
{
continue;
}
Chunk->Stay(false);
} // for itr - Chunks[]
a_ChunkStay.OnDisabled();
}
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