summaryrefslogtreecommitdiffstats
path: root/source/Chunk.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'source/Chunk.cpp')
-rw-r--r--source/Chunk.cpp2732
1 files changed, 0 insertions, 2732 deletions
diff --git a/source/Chunk.cpp b/source/Chunk.cpp
deleted file mode 100644
index 1c937c894..000000000
--- a/source/Chunk.cpp
+++ /dev/null
@@ -1,2732 +0,0 @@
-
-#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
-
-#ifndef _WIN32
- #include <cstdlib>
-#endif
-
-
-#include "Chunk.h"
-#include "World.h"
-#include "ClientHandle.h"
-#include "Server.h"
-#include "zlib.h"
-#include "Defines.h"
-#include "BlockEntities/ChestEntity.h"
-#include "BlockEntities/DispenserEntity.h"
-#include "BlockEntities/DropperEntity.h"
-#include "BlockEntities/FurnaceEntity.h"
-#include "BlockEntities/HopperEntity.h"
-#include "BlockEntities/JukeboxEntity.h"
-#include "BlockEntities/NoteEntity.h"
-#include "BlockEntities/SignEntity.h"
-#include "Entities/Pickup.h"
-#include "Item.h"
-#include "Noise.h"
-#include "Root.h"
-#include "MersenneTwister.h"
-#include "Entities/Player.h"
-#include "BlockArea.h"
-#include "PluginManager.h"
-#include "Blocks/BlockHandler.h"
-#include "Simulator/FluidSimulator.h"
-#include "MobCensus.h"
-#include "MobSpawner.h"
-
-
-#include <json/json.h>
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// sSetBlock:
-
-sSetBlock::sSetBlock( int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta ) // absolute block position
- : x( a_BlockX )
- , y( a_BlockY )
- , z( a_BlockZ )
- , BlockType( a_BlockType )
- , BlockMeta( a_BlockMeta )
-{
- cChunkDef::AbsoluteToRelative(x, y, z, ChunkX, ChunkZ);
-}
-
-
-
-
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// cChunk:
-
-cChunk::cChunk(
- int a_ChunkX, int a_ChunkY, int a_ChunkZ,
- cChunkMap * a_ChunkMap, cWorld * a_World,
- cChunk * a_NeighborXM, cChunk * a_NeighborXP, cChunk * a_NeighborZM, cChunk * a_NeighborZP
-)
- : m_PosX( a_ChunkX )
- , m_PosY( a_ChunkY )
- , m_PosZ( a_ChunkZ )
- , m_BlockTickX( 0 )
- , m_BlockTickY( 0 )
- , m_BlockTickZ( 0 )
- , m_World( a_World )
- , m_ChunkMap(a_ChunkMap)
- , m_IsValid(false)
- , m_IsLightValid(false)
- , m_IsDirty(false)
- , m_IsSaving(false)
- , m_StayCount(0)
- , m_NeighborXM(a_NeighborXM)
- , m_NeighborXP(a_NeighborXP)
- , m_NeighborZM(a_NeighborZM)
- , m_NeighborZP(a_NeighborZP)
- , m_WaterSimulatorData(a_World->GetWaterSimulator()->CreateChunkData())
- , m_LavaSimulatorData (a_World->GetLavaSimulator ()->CreateChunkData())
-{
- if (a_NeighborXM != NULL)
- {
- a_NeighborXM->m_NeighborXP = this;
- }
- if (a_NeighborXP != NULL)
- {
- a_NeighborXP->m_NeighborXM = this;
- }
- if (a_NeighborZM != NULL)
- {
- a_NeighborZM->m_NeighborZP = this;
- }
- if (a_NeighborZP != NULL)
- {
- a_NeighborZP->m_NeighborZM = this;
- }
-}
-
-
-
-
-
-cChunk::~cChunk()
-{
- cPluginManager::Get()->CallHookChunkUnloaded(m_World, m_PosX, m_PosZ);
-
- // LOGINFO("### delete cChunk() (%i, %i) from %p, thread 0x%x ###", m_PosX, m_PosZ, this, GetCurrentThreadId() );
-
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- delete *itr;
- }
- m_BlockEntities.clear();
-
- // Remove and destroy all entities that are not players:
- cEntityList Entities;
- std::swap(Entities, m_Entities); // Need another list because cEntity destructors check if they've been removed from chunk
- for (cEntityList::const_iterator itr = Entities.begin(); itr != Entities.end(); ++itr)
- {
- if (!(*itr)->IsPlayer())
- {
- (*itr)->Destroy(false);
- delete *itr;
- }
- }
-
- if (m_NeighborXM != NULL)
- {
- m_NeighborXM->m_NeighborXP = NULL;
- }
- if (m_NeighborXP != NULL)
- {
- m_NeighborXP->m_NeighborXM = NULL;
- }
- if (m_NeighborZM != NULL)
- {
- m_NeighborZM->m_NeighborZP = NULL;
- }
- if (m_NeighborZP != NULL)
- {
- m_NeighborZP->m_NeighborZM = NULL;
- }
- delete m_WaterSimulatorData;
- delete m_LavaSimulatorData;
-}
-
-
-
-
-
-void cChunk::SetValid(void)
-{
- m_IsValid = true;
-
- m_World->GetChunkMap()->ChunkValidated();
-}
-
-
-
-
-
-void cChunk::MarkRegenerating(void)
-{
- // Tell all clients attached to this chunk that they want this chunk:
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr)
- {
- (*itr)->AddWantedChunk(m_PosX, m_PosZ);
- } // for itr - m_LoadedByClient[]
-}
-
-
-
-
-
-bool cChunk::CanUnload(void)
-{
- return m_LoadedByClient.empty() && !m_IsDirty && (m_StayCount == 0);
-}
-
-
-
-
-
-void cChunk::MarkSaving(void)
-{
- m_IsSaving = true;
-}
-
-
-
-
-
-void cChunk::MarkSaved(void)
-{
- if (!m_IsSaving)
- {
- return;
- }
- m_IsDirty = false;
-}
-
-
-
-
-
-void cChunk::MarkLoaded(void)
-{
- m_IsDirty = false;
- SetValid();
-}
-
-
-
-
-
-void cChunk::MarkLoadFailed(void)
-{
- if (m_IsValid)
- {
- return;
- }
-
- m_HasLoadFailed = true;
-}
-
-
-
-
-
-void cChunk::GetAllData(cChunkDataCallback & a_Callback)
-{
- a_Callback.HeightMap (&m_HeightMap);
- a_Callback.BiomeData (&m_BiomeMap);
- a_Callback.BlockTypes (m_BlockTypes);
- a_Callback.BlockMeta (m_BlockMeta);
- a_Callback.LightIsValid (m_IsLightValid);
- a_Callback.BlockLight (m_BlockLight);
- a_Callback.BlockSkyLight(m_BlockSkyLight);
-
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr)
- {
- a_Callback.Entity(*itr);
- }
-
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- a_Callback.BlockEntity(*itr);
- }
-}
-
-
-
-
-
-void cChunk::SetAllData(
- const BLOCKTYPE * a_BlockTypes,
- const NIBBLETYPE * a_BlockMeta,
- const NIBBLETYPE * a_BlockLight,
- const NIBBLETYPE * a_BlockSkyLight,
- const HeightMap * a_HeightMap,
- const BiomeMap & a_BiomeMap,
- cBlockEntityList & a_BlockEntities
-)
-{
- memcpy(m_BiomeMap, a_BiomeMap, sizeof(m_BiomeMap));
-
- if (a_HeightMap != NULL)
- {
- memcpy(m_HeightMap, a_HeightMap, sizeof(m_HeightMap));
- }
-
- memcpy(m_BlockTypes, a_BlockTypes, sizeof(m_BlockTypes));
- memcpy(m_BlockMeta, a_BlockMeta, sizeof(m_BlockMeta));
- if (a_BlockLight != NULL)
- {
- memcpy(m_BlockLight, a_BlockLight, sizeof(m_BlockLight));
- }
- if (a_BlockSkyLight != NULL)
- {
- memcpy(m_BlockSkyLight, a_BlockSkyLight, sizeof(m_BlockSkyLight));
- }
-
- m_IsLightValid = (a_BlockLight != NULL) && (a_BlockSkyLight != NULL);
-
- if (a_HeightMap == NULL)
- {
- CalculateHeightmap();
- }
-
- // Clear the block entities present - either the loader / saver has better, or we'll create empty ones:
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- delete *itr;
- }
- std::swap(a_BlockEntities, m_BlockEntities);
-
- // Set all block entities' World variable:
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- (*itr)->SetWorld(m_World);
- }
-
- // Create block entities that the loader didn't load; fill them with defaults
- CreateBlockEntities();
-
- // Set the chunk data as valid. This may be needed for some simulators that perform actions upon block adding (Vaporize)
- SetValid();
-
- // Wake up all simulators for their respective blocks:
- WakeUpSimulators();
-
- m_HasLoadFailed = false;
-}
-
-
-
-
-
-void cChunk::SetLight(
- const cChunkDef::BlockNibbles & a_BlockLight,
- const cChunkDef::BlockNibbles & a_SkyLight
-)
-{
- // TODO: We might get cases of wrong lighting when a chunk changes in the middle of a lighting calculation.
- // Postponing until we see how bad it is :)
- memcpy(m_BlockLight, a_BlockLight, sizeof(m_BlockLight));
- memcpy(m_BlockSkyLight, a_SkyLight, sizeof(m_BlockSkyLight));
- m_IsLightValid = true;
-}
-
-
-
-
-
-void cChunk::GetBlockTypes(BLOCKTYPE * a_BlockTypes)
-{
- memcpy(a_BlockTypes, m_BlockTypes, NumBlocks);
-}
-
-
-
-
-
-void cChunk::WriteBlockArea(cBlockArea & a_Area, int a_MinBlockX, int a_MinBlockY, int a_MinBlockZ, int a_DataTypes)
-{
- if ((a_DataTypes & (cBlockArea::baTypes | cBlockArea::baMetas)) != (cBlockArea::baTypes | cBlockArea::baMetas))
- {
- LOGWARNING("cChunk::WriteBlockArea(): unsupported datatype request, can write only types + metas (0x%x), requested 0x%x. Ignoring.",
- (cBlockArea::baTypes | cBlockArea::baMetas), a_DataTypes & (cBlockArea::baTypes | cBlockArea::baMetas)
- );
- return;
- }
-
- // SizeX, SizeZ are the dimensions of the block data to copy to the chunk (size of the geometric union)
-
- int BlockStartX = std::max(a_MinBlockX, m_PosX * cChunkDef::Width);
- int BlockEndX = std::min(a_MinBlockX + a_Area.GetSizeX(), (m_PosX + 1) * cChunkDef::Width);
- int BlockStartZ = std::max(a_MinBlockZ, m_PosZ * cChunkDef::Width);
- int BlockEndZ = std::min(a_MinBlockZ + a_Area.GetSizeZ(), (m_PosZ + 1) * cChunkDef::Width);
- int SizeX = BlockEndX - BlockStartX;
- int SizeZ = BlockEndZ - BlockStartZ;
- int OffX = BlockStartX - m_PosX * cChunkDef::Width;
- int OffZ = BlockStartZ - m_PosZ * cChunkDef::Width;
- int BaseX = BlockStartX - a_MinBlockX;
- int BaseZ = BlockStartZ - a_MinBlockZ;
- int SizeY = a_Area.GetSizeY();
-
- // TODO: Improve this by not calling FastSetBlock() and doing the processing here
- // so that the heightmap is touched only once for each column.
- BLOCKTYPE * AreaBlockTypes = a_Area.GetBlockTypes();
- NIBBLETYPE * AreaBlockMetas = a_Area.GetBlockMetas();
- for (int y = 0; y < SizeY; y++)
- {
- int ChunkY = a_MinBlockY + y;
- int AreaY = y;
- for (int z = 0; z < SizeZ; z++)
- {
- int ChunkZ = OffZ + z;
- int AreaZ = BaseZ + z;
- for (int x = 0; x < SizeX; x++)
- {
- int ChunkX = OffX + x;
- int AreaX = BaseX + x;
- int idx = a_Area.MakeIndex(AreaX, AreaY, AreaZ);
- BLOCKTYPE BlockType = AreaBlockTypes[idx];
- NIBBLETYPE BlockMeta = AreaBlockMetas[idx];
- FastSetBlock(ChunkX, ChunkY, ChunkZ, BlockType, BlockMeta);
- } // for x
- } // for z
- } // for y
-}
-
-
-
-
-
-/// Returns true if there is a block entity at the coords specified
-bool cChunk::HasBlockEntityAt(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- if (
- ((*itr)->GetPosX() == a_BlockX) &&
- ((*itr)->GetPosY() == a_BlockY) &&
- ((*itr)->GetPosZ() == a_BlockZ)
- )
- {
- return true;
- }
- } // for itr - m_BlockEntities[]
- return false;
-}
-
-
-
-
-
-/// Sets or resets the internal flag that prevents chunk from being unloaded
-void cChunk::Stay(bool a_Stay)
-{
- m_StayCount += (a_Stay ? 1 : -1);
- ASSERT(m_StayCount >= 0);
-}
-
-
-
-
-void cChunk::CollectMobCensus(cMobCensus& toFill)
-{
- toFill.CollectSpawnableChunk(*this);
- std::list<const Vector3d*> playerPositions;
- cPlayer* currentPlayer;
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(), end = m_LoadedByClient.end(); itr != end; ++itr)
- {
- currentPlayer = (*itr)->GetPlayer();
- playerPositions.push_back(&(currentPlayer->GetPosition()));
- }
-
- Vector3d currentPosition;
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr)
- {
- //LOGD("Counting entity #%i (%s)", (*itr)->GetUniqueID(), (*itr)->GetClass());
- if ((*itr)->IsMob())
- {
- cMonster& Monster = (cMonster&)(**itr);
- currentPosition = Monster.GetPosition();
- for (std::list<const Vector3d*>::const_iterator itr2 = playerPositions.begin(); itr2 != playerPositions.end(); itr2 ++)
- {
- toFill.CollectMob(Monster,*this,(currentPosition-**itr2).SqrLength());
- }
- }
- } // for itr - m_Entitites[]
-}
-
-
-
-
-void cChunk::getThreeRandomNumber(int& a_X, int& a_Y, int& a_Z,int a_MaxX, int a_MaxY, int a_MaxZ)
-{
- ASSERT(a_MaxX * a_MaxY * a_MaxZ * 8 < 0x00ffffff);
- int Random = m_World->GetTickRandomNumber(0x00ffffff);
- a_X = Random % (a_MaxX * 2);
- a_Y = (Random / (a_MaxX * 2)) % (a_MaxY * 2);
- a_Z = ((Random / (a_MaxX * 2)) / (a_MaxY * 2)) % (a_MaxZ * 2);
- a_X /= 2;
- a_Y /= 2;
- a_Z /= 2;
-}
-
-
-
-
-
-void cChunk::getRandomBlockCoords(int& a_X, int& a_Y, int& a_Z)
-{
- // MG TODO : check if this kind of optimization (only one random call) is still needed
- // MG TODO : if so propagate it
-
- getThreeRandomNumber(a_X, a_Y, a_Z, Width, Height-2, Width);
- a_Y++;
-}
-
-
-
-
-
-void cChunk::SpawnMobs(cMobSpawner& a_MobSpawner)
-{
- int Center_X,Center_Y,Center_Z;
- getRandomBlockCoords(Center_X,Center_Y,Center_Z);
-
- BLOCKTYPE PackCenterBlock = GetBlock(Center_X, Center_Y, Center_Z);
- if (a_MobSpawner.CheckPackCenter(PackCenterBlock))
- {
- a_MobSpawner.NewPack();
- int NumberOfTries = 0;
- int NumberOfSuccess = 0;
- int MaxNbOfSuccess = 4; // this can be changed during the process for Wolves and Ghass
- while (NumberOfTries < 12 && NumberOfSuccess < MaxNbOfSuccess)
- {
- const int HorizontalRange = 20; // MG TODO : relocate
- const int VerticalRange = 0; // MG TODO : relocate
- int Try_X, Try_Y, Try_Z;
- getThreeRandomNumber(Try_X, Try_Y, Try_Z, 2*HorizontalRange+1 , 2*VerticalRange+1 , 2*HorizontalRange+1);
- Try_X -= HorizontalRange;
- Try_Y -= VerticalRange;
- Try_Z -= HorizontalRange;
- Try_X += Center_X;
- Try_Y += Center_Y;
- Try_Z += Center_Z;
-
- ASSERT(Try_Y > 0);
- ASSERT(Try_Y < cChunkDef::Height-1);
-
- EMCSBiome Biome = m_ChunkMap->GetBiomeAt (Try_X, Try_Z);
- // MG TODO :
- // Moon cycle (for slime)
- // check player and playerspawn presence < 24 blocks
- // check mobs presence on the block
-
- // MG TODO : check that "Level" really means Y
-
- NIBBLETYPE SkyLight = 0;
-
- NIBBLETYPE BlockLight = 0;
-
- if (IsLightValid())
- {
- cEntity* newMob = a_MobSpawner.TryToSpawnHere(this, Try_X, Try_Y, Try_Z, Biome, MaxNbOfSuccess);
- if (newMob)
- {
- int WorldX, WorldY, WorldZ;
- PositionToWorldPosition(Try_X, Try_Y, Try_Z, WorldX, WorldY, WorldZ);
- double ActualX = WorldX + 0.5;
- double ActualZ = WorldZ + 0.5;
- newMob->SetPosition(ActualX, WorldY, ActualZ);
- LOGD("Spawning %s #%i at %d,%d,%d",newMob->GetClass(),newMob->GetUniqueID(),WorldX, WorldY, WorldZ);
- NumberOfSuccess++;
- }
- }
-
- NumberOfTries++;
- }
- }
-
-}
-
-
-
-
-
-void cChunk::Tick(float a_Dt)
-{
- BroadcastPendingBlockChanges();
-
- // Unload the chunk from all clients that have queued unloading:
- for (cClientHandleList::iterator itr = m_UnloadQuery.begin(), end = m_UnloadQuery.end(); itr != end; ++itr)
- {
- (*itr)->SendUnloadChunk(m_PosX, m_PosZ);
- }
- m_UnloadQuery.clear();
-
- // Set all blocks that have been queued for setting later:
- ProcessQueuedSetBlocks();
-
- CheckBlocks();
-
- // Tick simulators:
- m_World->GetSimulatorManager()->SimulateChunk(a_Dt, m_PosX, m_PosZ, this);
-
- TickBlocks();
-
- // Tick all block entities in this chunk:
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- m_IsDirty = (*itr)->Tick(a_Dt, *this) | m_IsDirty;
- }
-
- // Tick all entities in this chunk (except mobs):
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr)
- {
- // Mobs are tickes inside MobTick (as we don't have to tick them if they are far away from players)
- if (!((*itr)->IsMob()))
- {
- (*itr)->Tick(a_Dt, *this);
- }
- } // for itr - m_Entitites[]
-
- // Remove all entities that were scheduled for removal:
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end();)
- {
- if ((*itr)->IsDestroyed())
- {
- LOGD("Destroying entity #%i (%s)", (*itr)->GetUniqueID(), (*itr)->GetClass());
- cEntity * ToDelete = *itr;
- itr = m_Entities.erase(itr);
- delete ToDelete;
- continue;
- }
- itr++;
- } // for itr - m_Entitites[]
-
- // If any entity moved out of the chunk, move it to the neighbor:
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end();)
- {
- if (
- ((*itr)->GetChunkX() != m_PosX) ||
- ((*itr)->GetChunkZ() != m_PosZ)
- )
- {
- MoveEntityToNewChunk(*itr);
- itr = m_Entities.erase(itr);
- }
- else
- {
- ++itr;
- }
- }
-
- ApplyWeatherToTop();
-}
-
-
-
-
-
-void cChunk::MoveEntityToNewChunk(cEntity * a_Entity)
-{
- cChunk * Neighbor = GetNeighborChunk(a_Entity->GetChunkX() * cChunkDef::Width, a_Entity->GetChunkZ() * cChunkDef::Width);
- if (Neighbor == NULL)
- {
- Neighbor = m_ChunkMap->GetChunkNoLoad(a_Entity->GetChunkX(), ZERO_CHUNK_Y, a_Entity->GetChunkZ());
- if (Neighbor == NULL)
- {
- // TODO: What to do with this?
- LOGWARNING("%s: Failed to move entity, destination chunk unreachable. Entity lost", __FUNCTION__);
- return;
- }
- }
-
- ASSERT(Neighbor != this); // Moving into the same chunk? wtf?
-
- Neighbor->AddEntity(a_Entity);
-
- class cMover :
- public cClientDiffCallback
- {
- virtual void Removed(cClientHandle * a_Client) override
- {
- a_Client->SendDestroyEntity(*m_Entity);
- }
-
- virtual void Added(cClientHandle * a_Client) override
- {
- m_Entity->SpawnOn(*a_Client);
- }
-
- cEntity * m_Entity;
-
- public:
- cMover(cEntity * a_Entity) :
- m_Entity(a_Entity)
- {}
- } Mover(a_Entity);
-
- m_ChunkMap->CompareChunkClients(this, Neighbor, Mover);
-}
-
-
-
-
-
-void cChunk::ProcessQueuedSetBlocks(void)
-{
- Int64 CurrTick = m_World->GetWorldAge();
- for (sSetBlockQueueVector::iterator itr = m_SetBlockQueue.begin(); itr != m_SetBlockQueue.end();)
- {
- if (itr->m_Tick < CurrTick)
- {
- // Not yet
- ++itr;
- continue;
- }
- else
- {
- // Now is the time to set the block
- SetBlock(itr->m_RelX, itr->m_RelY, itr->m_RelZ, itr->m_BlockType, itr->m_BlockMeta);
- itr = m_SetBlockQueue.erase(itr);
- }
- } // for itr - m_SetBlockQueue[]
-}
-
-
-
-
-
-void cChunk::BroadcastPendingBlockChanges(void)
-{
- if (m_PendingSendBlocks.empty())
- {
- return;
- }
-
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(), end = m_LoadedByClient.end(); itr != end; ++itr)
- {
- (*itr)->SendBlockChanges(m_PosX, m_PosZ, m_PendingSendBlocks);
- }
- m_PendingSendBlocks.clear();
-}
-
-
-
-
-
-void cChunk::CheckBlocks(void)
-{
- if (m_ToTickBlocks.size() == 0)
- {
- return;
- }
- std::vector<unsigned int> ToTickBlocks;
- std::swap(m_ToTickBlocks, ToTickBlocks);
-
- for (std::vector<unsigned int>::const_iterator itr = ToTickBlocks.begin(), end = ToTickBlocks.end(); itr != end; ++itr)
- {
- unsigned int index = (*itr);
- Vector3i BlockPos = IndexToCoordinate(index);
-
- cBlockHandler * Handler = BlockHandler(GetBlock(index));
- Handler->Check(BlockPos.x, BlockPos.y, BlockPos.z, *this);
- } // for itr - ToTickBlocks[]
-}
-
-
-
-
-
-void cChunk::TickBlocks(void)
-{
- // Tick dem blocks
- // _X: We must limit the random number or else we get a nasty int overflow bug ( http://forum.mc-server.org/showthread.php?tid=457 )
- int RandomX = m_World->GetTickRandomNumber(0x00ffffff);
- int RandomY = m_World->GetTickRandomNumber(0x00ffffff);
- int RandomZ = m_World->GetTickRandomNumber(0x00ffffff);
- int TickX = m_BlockTickX;
- int TickY = m_BlockTickY;
- int TickZ = m_BlockTickZ;
-
- // This for loop looks disgusting, but it actually does a simple thing - first processes m_BlockTick, then adds random to it
- // This is so that SetNextBlockTick() works
- for (int i = 0; i < 50; i++,
-
- // This weird construct (*2, then /2) is needed,
- // otherwise the blocktick distribution is too biased towards even coords!
-
- TickX = (TickX + RandomX) % (Width * 2),
- TickY = (TickY + RandomY) % (Height * 2),
- TickZ = (TickZ + RandomZ) % (Width * 2),
- m_BlockTickX = TickX / 2,
- m_BlockTickY = TickY / 2,
- m_BlockTickZ = TickZ / 2
- )
- {
-
- if (m_BlockTickY > cChunkDef::GetHeight(m_HeightMap, m_BlockTickX, m_BlockTickZ))
- {
- continue; // It's all air up here
- }
-
- unsigned int Index = MakeIndexNoCheck(m_BlockTickX, m_BlockTickY, m_BlockTickZ);
- cBlockHandler * Handler = BlockHandler(m_BlockTypes[Index]);
- ASSERT(Handler != NULL); // Happenned on server restart, FS #243
- Handler->OnUpdate(m_World, m_BlockTickX + m_PosX * Width, m_BlockTickY, m_BlockTickZ + m_PosZ * Width);
- } // for i - tickblocks
-}
-
-
-
-
-
-void cChunk::ApplyWeatherToTop()
-{
- if (
- (m_World->GetTickRandomNumber(100) != 0) ||
- (
- (m_World->GetWeather() != eWeather_Rain) &&
- (m_World->GetWeather() != eWeather_ThunderStorm)
- )
- )
- {
- // Not the right weather, or not at this tick; bail out
- return;
- }
-
- int X = m_World->GetTickRandomNumber(15);
- int Z = m_World->GetTickRandomNumber(15);
- switch (GetBiomeAt(X, Z))
- {
- case biTaiga:
- case biFrozenOcean:
- case biFrozenRiver:
- case biIcePlains:
- case biIceMountains:
- case biTaigaHills:
- {
- // TODO: Check light levels, don't snow over when the BlockLight is higher than (7?)
- int Height = GetHeight(X, Z);
- BLOCKTYPE TopBlock = GetBlock(X, Height, Z);
- NIBBLETYPE TopMeta = GetMeta (X, Height, Z);
- if (m_World->IsDeepSnowEnabled() && (TopBlock == E_BLOCK_SNOW))
- {
- int MaxSize = 7;
- BLOCKTYPE BlockType[4];
- NIBBLETYPE BlockMeta[4];
- UnboundedRelGetBlock(X - 1, Height, Z, BlockType[0], BlockMeta[0]);
- UnboundedRelGetBlock(X + 1, Height, Z, BlockType[1], BlockMeta[1]);
- UnboundedRelGetBlock(X, Height, Z - 1, BlockType[2], BlockMeta[2]);
- UnboundedRelGetBlock(X, Height, Z + 1, BlockType[3], BlockMeta[3]);
- for (int i = 0; i < 4; i++)
- {
- switch (BlockType[i])
- {
- case E_BLOCK_AIR:
- {
- MaxSize = 0;
- break;
- }
- case E_BLOCK_SNOW:
- {
- MaxSize = std::min(BlockMeta[i] + 1, MaxSize);
- break;
- }
- }
- }
- if (TopMeta < MaxSize)
- {
- FastSetBlock(X, Height, Z, E_BLOCK_SNOW, TopMeta + 1);
- }
- else if (TopMeta > MaxSize)
- {
- FastSetBlock(X, Height, Z, E_BLOCK_SNOW, TopMeta - 1);
- }
- }
- else if (g_BlockIsSnowable[TopBlock])
- {
- SetBlock(X, Height + 1, Z, E_BLOCK_SNOW, 0);
- }
- else if ((TopBlock == E_BLOCK_WATER) || (TopBlock == E_BLOCK_STATIONARY_WATER))
- {
- SetBlock(X, Height, Z, E_BLOCK_ICE, 0);
- }
- else if (
- (m_World->IsDeepSnowEnabled()) &&
- (
- (TopBlock == E_BLOCK_RED_ROSE) ||
- (TopBlock == E_BLOCK_YELLOW_FLOWER) ||
- (TopBlock == E_BLOCK_RED_MUSHROOM) ||
- (TopBlock == E_BLOCK_BROWN_MUSHROOM)
- )
- )
- {
- SetBlock(X, Height, Z, E_BLOCK_SNOW, 0);
- }
- break;
- } // case (snowy biomes)
-
- // TODO: Rainy biomes should check for farmland and cauldrons
- } // switch (biome)
-}
-
-
-
-
-
-void cChunk::GrowMelonPumpkin(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, MTRand & a_TickRandom)
-{
- // Convert the stem BlockType into produce BlockType
- BLOCKTYPE ProduceType;
- switch (a_BlockType)
- {
- case E_BLOCK_MELON_STEM: ProduceType = E_BLOCK_MELON; break;
- case E_BLOCK_PUMPKIN_STEM: ProduceType = E_BLOCK_PUMPKIN; break;
- default:
- {
- ASSERT(!"Unhandled blocktype in TickMelonPumpkin()");
- return;
- }
- }
-
- // Check if there's another melon / pumpkin around that stem, if so, abort:
- bool IsValid;
- BLOCKTYPE BlockType[4];
- NIBBLETYPE BlockMeta; // unused
- IsValid = UnboundedRelGetBlock(a_RelX + 1, a_RelY, a_RelZ, BlockType[0], BlockMeta);
- IsValid = IsValid && UnboundedRelGetBlock(a_RelX - 1, a_RelY, a_RelZ, BlockType[1], BlockMeta);
- IsValid = IsValid && UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ + 1, BlockType[2], BlockMeta);
- IsValid = IsValid && UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ - 1, BlockType[3], BlockMeta);
- if (
- !IsValid ||
- (BlockType[0] == ProduceType) ||
- (BlockType[1] == ProduceType) ||
- (BlockType[2] == ProduceType) ||
- (BlockType[3] == ProduceType)
- )
- {
- // Neighbors not valid or already taken by the same produce
- return;
- }
-
- // Pick a direction in which to place the produce:
- int x = 0, z = 0;
- int CheckType = a_TickRandom.randInt(3); // The index to the neighbors array which should be checked for emptiness
- switch (CheckType)
- {
- case 0: x = 1; break;
- case 1: x = -1; break;
- case 2: z = 1; break;
- case 3: z = -1; break;
- }
-
- // Check that the block in that direction is empty:
- switch (BlockType[CheckType])
- {
- case E_BLOCK_AIR:
- case E_BLOCK_SNOW:
- case E_BLOCK_TALL_GRASS:
- case E_BLOCK_DEAD_BUSH:
- {
- break;
- }
- default: return;
- }
-
- // Check if there's soil under the neighbor. We already know the neighbors are valid. Place produce if ok
- BLOCKTYPE Soil;
- UnboundedRelGetBlock(a_RelX + x, a_RelY - 1, a_RelZ + z, Soil, BlockMeta);
- switch (Soil)
- {
- case E_BLOCK_DIRT:
- case E_BLOCK_GRASS:
- case E_BLOCK_FARMLAND:
- {
- // DEBUG: This is here to catch FS #349 - melons growing over other crops.
- LOG("Growing melon/pumpkin overwriting %s, growing on %s",
- ItemTypeToString(BlockType[CheckType]).c_str(),
- ItemTypeToString(Soil).c_str()
- );
- // Place a randomly-facing produce:
- UnboundedRelFastSetBlock(a_RelX + x, a_RelY, a_RelZ + z, ProduceType, (NIBBLETYPE)(a_TickRandom.randInt(4) % 4));
- break;
- }
- }
-}
-
-
-
-
-
-void cChunk::GrowSugarcane(int a_RelX, int a_RelY, int a_RelZ, int a_NumBlocks)
-{
- // Check the total height of the sugarcane blocks here:
- int Top = a_RelY + 1;
- while (
- (Top < cChunkDef::Height) &&
- (GetBlock(a_RelX, Top, a_RelZ) == E_BLOCK_SUGARCANE)
- )
- {
- ++Top;
- }
- int Bottom = a_RelY - 1;
- while (
- (Bottom > 0) &&
- (GetBlock(a_RelX, Bottom, a_RelZ) == E_BLOCK_SUGARCANE)
- )
- {
- --Bottom;
- }
-
- // Grow by at most a_NumBlocks, but no more than max height:
- int ToGrow = std::min(a_NumBlocks, m_World->GetMaxSugarcaneHeight() + 1 - (Top - Bottom));
- for (int i = 0; i < ToGrow; i++)
- {
- BLOCKTYPE BlockType;
- NIBBLETYPE BlockMeta;
- if (UnboundedRelGetBlock(a_RelX, Top + i, a_RelZ, BlockType, BlockMeta) && (BlockType == E_BLOCK_AIR))
- {
- UnboundedRelFastSetBlock(a_RelX, Top + i, a_RelZ, E_BLOCK_SUGARCANE, 0);
- }
- else
- {
- break;
- }
- } // for i
-}
-
-
-
-
-
-void cChunk::GrowCactus(int a_RelX, int a_RelY, int a_RelZ, int a_NumBlocks)
-{
- // Check the total height of the sugarcane blocks here:
- int Top = a_RelY + 1;
- while (
- (Top < cChunkDef::Height) &&
- (GetBlock(a_RelX, Top, a_RelZ) == E_BLOCK_CACTUS)
- )
- {
- ++Top;
- }
- int Bottom = a_RelY - 1;
- while (
- (Bottom > 0) &&
- (GetBlock(a_RelX, Bottom, a_RelZ) == E_BLOCK_CACTUS)
- )
- {
- --Bottom;
- }
-
- // Grow by at most a_NumBlocks, but no more than max height:
- int ToGrow = std::min(a_NumBlocks, m_World->GetMaxCactusHeight() + 1 - (Top - Bottom));
- for (int i = 0; i < ToGrow; i++)
- {
- BLOCKTYPE BlockType;
- NIBBLETYPE BlockMeta;
- if (UnboundedRelGetBlock(a_RelX, Top + i, a_RelZ, BlockType, BlockMeta) && (BlockType == E_BLOCK_AIR))
- {
- // TODO: Check the surrounding blocks, if they aren't air, break the cactus block into pickups (and continue breaking blocks above in the next loop iterations)
- UnboundedRelFastSetBlock(a_RelX, Top + i, a_RelZ, E_BLOCK_CACTUS, 0);
- }
- else
- {
- break;
- }
- } // for i
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- Chunk->GetBlockTypeMeta(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlockType(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- a_BlockType = Chunk->GetBlock(a_RelX, a_RelY, a_RelZ);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlockMeta(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE & a_BlockMeta) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- a_BlockMeta = Chunk->GetMeta(a_RelX, a_RelY, a_RelZ);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlockBlockLight(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE & a_BlockBlockLight) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- a_BlockBlockLight = Chunk->GetBlockLight(a_RelX, a_RelY, a_RelZ);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlockSkyLight(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE & a_BlockSkyLight) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- a_BlockSkyLight = Chunk->GetSkyLight(a_RelX, a_RelY, a_RelZ);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelGetBlockLights(int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE & a_BlockLight, NIBBLETYPE & a_SkyLight) const
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- LOGWARNING("%s: requesting a block with a_RelY out of range: %d", __FUNCTION__, a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- int idx = Chunk->MakeIndex(a_RelX, a_RelY, a_RelZ);
- a_BlockLight = Chunk->GetBlockLight(idx);
- a_SkyLight = Chunk->GetSkyLight(idx);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
-{
- if ((a_RelY < 0) || (a_RelY > cChunkDef::Height))
- {
- LOGWARNING("UnboundedRelSetBlock(): requesting a block with a_RelY out of range: %d", a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- Chunk->SetBlock(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
- return true;
-}
-
-
-
-
-
-bool cChunk::UnboundedRelFastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
-{
- if ((a_RelY < 0) || (a_RelY > cChunkDef::Height))
- {
- LOGWARNING("UnboundedRelFastSetBlock(): requesting a block with a_RelY out of range: %d", a_RelY);
- return false;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk == NULL) || !Chunk->IsValid())
- {
- // The chunk is not available, bail out
- return false;
- }
- Chunk->FastSetBlock(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
- return true;
-}
-
-
-
-
-
-void cChunk::UnboundedQueueTickBlock(int a_RelX, int a_RelY, int a_RelZ)
-{
- if ((a_RelY < 0) || (a_RelY >= cChunkDef::Height))
- {
- // Outside of chunkmap
- return;
- }
- cChunk * Chunk = GetRelNeighborChunkAdjustCoords(a_RelX, a_RelZ);
- if ((Chunk != NULL) && Chunk->IsValid())
- {
- Chunk->QueueTickBlock(a_RelX, a_RelY, a_RelZ);
- }
-}
-
-
-
-
-
-int cChunk::GetHeight(int a_X, int a_Z)
-{
- ASSERT((a_X >= 0) && (a_X < Width) && (a_Z >= 0) && (a_Z < Width));
-
- if ((a_X >= 0) && (a_X < Width) && (a_Z >= 0) && (a_Z < Width))
- {
- return m_HeightMap[a_X + a_Z * Width];
- }
- return 0;
-}
-
-
-
-
-
-void cChunk::CreateBlockEntities(void)
-{
- for (int x = 0; x < Width; x++)
- {
- for (int z = 0; z < Width; z++)
- {
- for (int y = 0; y < Height; y++)
- {
- BLOCKTYPE BlockType = cChunkDef::GetBlock(m_BlockTypes, x, y, z);
- switch (BlockType)
- {
- case E_BLOCK_CHEST:
- case E_BLOCK_DISPENSER:
- case E_BLOCK_DROPPER:
- case E_BLOCK_LIT_FURNACE:
- case E_BLOCK_FURNACE:
- case E_BLOCK_HOPPER:
- case E_BLOCK_SIGN_POST:
- case E_BLOCK_WALLSIGN:
- case E_BLOCK_NOTE_BLOCK:
- case E_BLOCK_JUKEBOX:
- {
- if (!HasBlockEntityAt(x + m_PosX * Width, y + m_PosY * Height, z + m_PosZ * Width))
- {
- m_BlockEntities.push_back(cBlockEntity::CreateByBlockType(
- BlockType, GetMeta(x, y, z),
- x + m_PosX * Width, y + m_PosY * Height, z + m_PosZ * Width, m_World
- ));
- }
- break;
- }
- } // switch (BlockType)
- } // for y
- } // for z
- } // for x
-}
-
-
-
-
-
-void cChunk::WakeUpSimulators(void)
-{
- cSimulator * WaterSimulator = m_World->GetWaterSimulator();
- cSimulator * LavaSimulator = m_World->GetLavaSimulator();
- int BaseX = m_PosX * cChunkDef::Width;
- int BaseZ = m_PosZ * cChunkDef::Width;
- for (int x = 0; x < Width; x++)
- {
- int BlockX = x + BaseX;
- for (int z = 0; z < Width; z++)
- {
- int BlockZ = z + BaseZ;
- for (int y = GetHeight(x, z); y >= 0; y--)
- {
- switch (cChunkDef::GetBlock(m_BlockTypes, x, y, z))
- {
- case E_BLOCK_WATER:
- {
- WaterSimulator->AddBlock(BlockX, y, BlockZ, this);
- break;
- }
- case E_BLOCK_LAVA:
- {
- LavaSimulator->AddBlock(BlockX, y, BlockZ, this);
- break;
- }
- } // switch (BlockType)
- } // for y
- } // for z
- } // for x
-}
-
-
-
-
-
-void cChunk::CalculateHeightmap()
-{
- for (int x = 0; x < Width; x++)
- {
- for (int z = 0; z < Width; z++)
- {
- for (int y = Height - 1; y > -1; y--)
- {
- int index = MakeIndex( x, y, z );
- if (m_BlockTypes[index] != E_BLOCK_AIR)
- {
- m_HeightMap[x + z * Width] = (unsigned char)y;
- break;
- }
- } // for y
- } // for z
- } // for x
-}
-
-
-
-
-
-void cChunk::SetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta)
-{
- FastSetBlock(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta);
-
- const int index = MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
-
- // Tick this block and its neighbors:
- m_ToTickBlocks.push_back(index);
- QueueTickBlockNeighbors(a_RelX, a_RelY, a_RelZ);
-
- // If there was a block entity, remove it:
- Vector3i WorldPos = PositionToWorldPosition(a_RelX, a_RelY, a_RelZ);
- cBlockEntity * BlockEntity = GetBlockEntity(WorldPos);
- if (BlockEntity != NULL)
- {
- BlockEntity->Destroy();
- RemoveBlockEntity(BlockEntity);
- delete BlockEntity;
- }
-
- // If the new block is a block entity, create the entity object:
- switch (a_BlockType)
- {
- case E_BLOCK_CHEST:
- case E_BLOCK_DISPENSER:
- case E_BLOCK_DROPPER:
- case E_BLOCK_LIT_FURNACE:
- case E_BLOCK_FURNACE:
- case E_BLOCK_HOPPER:
- case E_BLOCK_SIGN_POST:
- case E_BLOCK_WALLSIGN:
- case E_BLOCK_NOTE_BLOCK:
- case E_BLOCK_JUKEBOX:
- {
- AddBlockEntity(cBlockEntity::CreateByBlockType(a_BlockType, a_BlockMeta, WorldPos.x, WorldPos.y, WorldPos.z, m_World));
- break;
- }
- } // switch (a_BlockType)
-}
-
-
-
-
-
-void cChunk::QueueSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, Int64 a_Tick)
-{
- m_SetBlockQueue.push_back(sSetBlockQueueItem(a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta, a_Tick));
-}
-
-
-
-
-
-void cChunk::QueueTickBlock(int a_RelX, int a_RelY, int a_RelZ)
-{
- ASSERT (
- (a_RelX >= 0) && (a_RelX < Width) &&
- (a_RelY >= 0) && (a_RelY < Height) &&
- (a_RelZ >= 0) && (a_RelZ < Width)
- ); // Coords need to be valid
-
- if (!IsValid())
- {
- return;
- }
-
- m_ToTickBlocks.push_back(MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ));
-}
-
-
-
-
-
-void cChunk::QueueTickBlockNeighbors(int a_RelX, int a_RelY, int a_RelZ)
-{
- struct
- {
- int x, y, z;
- }
- Coords[] =
- {
- { 1, 0, 0},
- {-1, 0, 0},
- { 0, 1, 0},
- { 0, -1, 0},
- { 0, 0, 1},
- { 0, 0, -1},
- } ;
- for (int i = 0; i < ARRAYCOUNT(Coords); i++)
- {
- UnboundedQueueTickBlock(a_RelX + Coords[i].x, a_RelY + Coords[i].y, a_RelZ + Coords[i].z);
- } // for i - Coords[]
-}
-
-
-
-
-
-void cChunk::FastSetBlock(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, BLOCKTYPE a_BlockMeta)
-{
- ASSERT(!((a_RelX < 0) || (a_RelX >= Width) || (a_RelY < 0) || (a_RelY >= Height) || (a_RelZ < 0) || (a_RelZ >= Width)));
-
- ASSERT(IsValid());
-
- const int index = MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
- const BLOCKTYPE OldBlockType = cChunkDef::GetBlock(m_BlockTypes, index);
- const BLOCKTYPE OldBlockMeta = GetNibble(m_BlockMeta, index);
- if ((OldBlockType == a_BlockType) && (OldBlockMeta == a_BlockMeta))
- {
- return;
- }
-
- MarkDirty();
-
- m_BlockTypes[index] = a_BlockType;
-
- // The client doesn't need to distinguish between stationary and nonstationary fluids:
- if (
- (OldBlockMeta != a_BlockMeta) || // Different meta always gets sent to the client
- !(
- ((OldBlockType == E_BLOCK_STATIONARY_WATER) && (a_BlockType == E_BLOCK_WATER)) || // Replacing stationary water with water
- ((OldBlockType == E_BLOCK_WATER) && (a_BlockType == E_BLOCK_STATIONARY_WATER)) || // Replacing water with stationary water
- ((OldBlockType == E_BLOCK_STATIONARY_LAVA) && (a_BlockType == E_BLOCK_LAVA)) || // Replacing stationary water with water
- ((OldBlockType == E_BLOCK_LAVA) && (a_BlockType == E_BLOCK_STATIONARY_LAVA)) // Replacing water with stationary water
- )
- )
- {
- m_PendingSendBlocks.push_back(sSetBlock(m_PosX, m_PosZ, a_RelX, a_RelY, a_RelZ, a_BlockType, a_BlockMeta));
- }
-
- SetNibble(m_BlockMeta, index, a_BlockMeta);
-
- // ONLY recalculate lighting if it's necessary!
- if(
- (g_BlockLightValue[OldBlockType ] != g_BlockLightValue[a_BlockType]) ||
- (g_BlockSpreadLightFalloff[OldBlockType] != g_BlockSpreadLightFalloff[a_BlockType]) ||
- (g_BlockTransparent[OldBlockType] != g_BlockTransparent[a_BlockType])
- )
- {
- m_IsLightValid = false;
- }
-
- // Update heightmap, if needed:
- if (a_RelY >= m_HeightMap[a_RelX + a_RelZ * Width])
- {
- if (a_BlockType != E_BLOCK_AIR)
- {
- m_HeightMap[a_RelX + a_RelZ * Width] = (unsigned char)a_RelY;
- }
- else
- {
- for (int y = a_RelY - 1; y > 0; --y)
- {
- if (m_BlockTypes[MakeIndexNoCheck(a_RelX, y, a_RelZ)] != E_BLOCK_AIR)
- {
- m_HeightMap[a_RelX + a_RelZ * Width] = (unsigned char)y;
- break;
- }
- } // for y - column in m_BlockData
- }
- }
-}
-
-
-
-
-
-void cChunk::SendBlockTo(int a_RelX, int a_RelY, int a_RelZ, cClientHandle * a_Client)
-{
- // The coords must be valid, because the upper level already does chunk lookup. No need to check them again.
- // There's an debug-time assert in MakeIndexNoCheck anyway
- unsigned int index = MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
-
- if (a_Client == NULL)
- {
- // Queue the block for all clients in the chunk (will be sent in Tick())
- m_PendingSendBlocks.push_back(sSetBlock(m_PosX, m_PosZ, a_RelX, a_RelY, a_RelZ, GetBlock(index), GetMeta(index)));
- return;
- }
-
- Vector3i wp = PositionToWorldPosition(a_RelX, a_RelY, a_RelZ);
- a_Client->SendBlockChange(wp.x, wp.y, wp.z, GetBlock(index), GetMeta(index));
-
- // FS #268 - if a BlockEntity digging is cancelled by a plugin, the entire block entity must be re-sent to the client:
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), end = m_BlockEntities.end(); itr != end; ++itr)
- {
- if (((*itr)->GetPosX() == wp.x) && ((*itr)->GetPosY() == wp.y) && ((*itr)->GetPosZ() == wp.z))
- {
- (*itr)->SendTo(*a_Client);
- }
- } // for itr - m_BlockEntities
-}
-
-
-
-
-
-void cChunk::AddBlockEntity(cBlockEntity * a_BlockEntity)
-{
- MarkDirty();
- m_BlockEntities.push_back(a_BlockEntity);
-}
-
-
-
-
-
-cBlockEntity * cChunk::GetBlockEntity(int a_BlockX, int a_BlockY, int a_BlockZ)
-{
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- if (
- ((*itr)->GetPosX() == a_BlockX) &&
- ((*itr)->GetPosY() == a_BlockY) &&
- ((*itr)->GetPosZ() == a_BlockZ)
- )
- {
- return *itr;
- }
- } // for itr - m_BlockEntities[]
-
- return NULL;
-}
-
-
-
-
-
-void cChunk::UseBlockEntity(cPlayer * a_Player, int a_X, int a_Y, int a_Z)
-{
- cBlockEntity * be = GetBlockEntity(a_X, a_Y, a_Z);
- if (be != NULL)
- {
- be->UsedBy(a_Player);
- }
-}
-
-
-
-
-
-void cChunk::CollectPickupsByPlayer(cPlayer * a_Player)
-{
- double PosX = a_Player->GetPosX();
- double PosY = a_Player->GetPosY();
- double PosZ = a_Player->GetPosZ();
-
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr)
- {
- if ((!(*itr)->IsPickup()) && (!(*itr)->IsProjectile()))
- {
- continue; // Only pickups and projectiles
- }
- float DiffX = (float)((*itr)->GetPosX() - PosX );
- float DiffY = (float)((*itr)->GetPosY() - PosY );
- float DiffZ = (float)((*itr)->GetPosZ() - PosZ );
- float SqrDist = DiffX * DiffX + DiffY * DiffY + DiffZ * DiffZ;
- if (SqrDist < 1.5f * 1.5f) // 1.5 block
- {
- /*
- LOG("Pickup %d being collected by player \"%s\", distance %f",
- (*itr)->GetUniqueID(), a_Player->GetName().c_str(), SqrDist
- );
- */
- MarkDirty();
- if ((*itr)->IsPickup())
- {
- (reinterpret_cast<cPickup *>(*itr))->CollectedBy(a_Player);
- }
- else
- {
- (reinterpret_cast<cProjectileEntity *>(*itr))->CollectedBy(a_Player);
- }
- }
- else if (SqrDist < 5 * 5)
- {
- /*
- LOG("Pickup %d close to player \"%s\", but still too far to collect: %f",
- (*itr)->GetUniqueID(), a_Player->GetName().c_str(), SqrDist
- );
- */
- }
- }
-}
-
-
-
-
-
-bool cChunk::SetSignLines(int a_PosX, int a_PosY, int a_PosZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4)
-{
- // Also sends update packets to all clients in the chunk
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- if (
- ((*itr)->GetPosX() == a_PosX) &&
- ((*itr)->GetPosY() == a_PosY) &&
- ((*itr)->GetPosZ() == a_PosZ) &&
- (
- ((*itr)->GetBlockType() == E_BLOCK_WALLSIGN) ||
- ((*itr)->GetBlockType() == E_BLOCK_SIGN_POST)
- )
- )
- {
- MarkDirty();
- (reinterpret_cast<cSignEntity *>(*itr))->SetLines(a_Line1, a_Line2, a_Line3, a_Line4);
- m_World->BroadcastBlockEntity(a_PosX, a_PosY, a_PosZ);
- return true;
- }
- } // for itr - m_BlockEntities[]
- return false;
-}
-
-
-
-
-
-void cChunk::RemoveBlockEntity( cBlockEntity* a_BlockEntity )
-{
- MarkDirty();
- m_BlockEntities.remove(a_BlockEntity);
-}
-
-
-
-
-
-bool cChunk::AddClient(cClientHandle* a_Client)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr)
- {
- if (a_Client == *itr)
- {
- // Already there, nothing needed
- return false;
- }
- }
- m_LoadedByClient.push_back( a_Client );
-
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr )
- {
- LOGD("cChunk: Entity #%d (%s) at [%i, %i, %i] spawning for player \"%s\"", (*itr)->GetUniqueID(), (*itr)->GetClass(), m_PosX, m_PosY, m_PosZ, a_Client->GetUsername().c_str());
- (*itr)->SpawnOn(*a_Client);
- }
- return true;
-}
-
-
-
-
-
-void cChunk::RemoveClient( cClientHandle* a_Client )
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr)
- {
- if (*itr != a_Client)
- {
- continue;
- }
-
- m_LoadedByClient.erase(itr);
-
- if (!a_Client->IsDestroyed())
- {
- for (cEntityList::iterator itr = m_Entities.begin(); itr != m_Entities.end(); ++itr )
- {
- LOGD("chunk [%i, %i] destroying entity #%i for player \"%s\"", m_PosX, m_PosZ, (*itr)->GetUniqueID(), a_Client->GetUsername().c_str() );
- a_Client->SendDestroyEntity(*(*itr));
- }
- }
- return;
- } // for itr - m_LoadedByClient[]
-}
-
-
-
-
-
-bool cChunk::HasClient( cClientHandle* a_Client )
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr)
- {
- if ((*itr) == a_Client)
- {
- return true;
- }
- }
- return false;
-}
-
-
-
-
-
-bool cChunk::HasAnyClients(void)
-{
- return !m_LoadedByClient.empty();
-}
-
-
-
-
-
-void cChunk::AddEntity(cEntity * a_Entity)
-{
- if (!a_Entity->IsPlayer())
- {
- MarkDirty();
- }
-
- ASSERT(std::find(m_Entities.begin(), m_Entities.end(), a_Entity) == m_Entities.end()); // Not there already
-
- m_Entities.push_back(a_Entity);
-}
-
-
-
-
-
-void cChunk::RemoveEntity(cEntity * a_Entity)
-{
- size_t SizeBefore = m_Entities.size();
- m_Entities.remove(a_Entity);
- size_t SizeAfter = m_Entities.size();
-
- if (SizeBefore != SizeAfter)
- {
- // Mark as dirty if it was a server-generated entity:
- if (!a_Entity->IsPlayer())
- {
- MarkDirty();
- }
- }
-}
-
-
-
-
-
-bool cChunk::HasEntity(int a_EntityID)
-{
- for (cEntityList::const_iterator itr = m_Entities.begin(), end = m_Entities.end(); itr != end; ++itr)
- {
- if ((*itr)->GetUniqueID() == a_EntityID)
- {
- return true;
- }
- } // for itr - m_Entities[]
- return false;
-}
-
-
-
-
-
-bool cChunk::ForEachEntity(cEntityCallback & a_Callback)
-{
- // The entity list is locked by the parent chunkmap's CS
- for (cEntityList::iterator itr = m_Entities.begin(), itr2 = itr; itr != m_Entities.end(); itr = itr2)
- {
- ++itr2;
- if (a_Callback.Item(*itr))
- {
- return false;
- }
- } // for itr - m_Entitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::DoWithEntityByID(int a_EntityID, cEntityCallback & a_Callback, bool & a_CallbackResult)
-{
- // The entity list is locked by the parent chunkmap's CS
- for (cEntityList::iterator itr = m_Entities.begin(), end = m_Entities.end(); itr != end; ++itr)
- {
- if ((*itr)->GetUniqueID() == a_EntityID)
- {
- a_CallbackResult = a_Callback.Item(*itr);
- return true;
- }
- } // for itr - m_Entitites[]
- return false;
-}
-
-
-
-
-
-bool cChunk::ForEachChest(cChestCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if ((*itr)->GetBlockType() != E_BLOCK_CHEST)
- {
- continue;
- }
- if (a_Callback.Item((cChestEntity *)*itr))
- {
- return false;
- }
- } // for itr - m_BlockEntitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::ForEachDispenser(cDispenserCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if ((*itr)->GetBlockType() != E_BLOCK_DISPENSER)
- {
- continue;
- }
- if (a_Callback.Item((cDispenserEntity *)*itr))
- {
- return false;
- }
- } // for itr - m_BlockEntitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::ForEachDropper(cDropperCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if ((*itr)->GetBlockType() != E_BLOCK_DROPPER)
- {
- continue;
- }
- if (a_Callback.Item((cDropperEntity *)*itr))
- {
- return false;
- }
- } // for itr - m_BlockEntitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::ForEachDropSpenser(cDropSpenserCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetBlockType() != E_BLOCK_DISPENSER) && ((*itr)->GetBlockType() != E_BLOCK_DROPPER))
- {
- continue;
- }
- if (a_Callback.Item((cDropSpenserEntity *)*itr))
- {
- return false;
- }
- } // for itr - m_BlockEntitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::ForEachFurnace(cFurnaceCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- switch ((*itr)->GetBlockType())
- {
- case E_BLOCK_FURNACE:
- case E_BLOCK_LIT_FURNACE:
- {
- break;
- }
- default:
- {
- continue;
- }
- }
- if (a_Callback.Item((cFurnaceEntity *)*itr))
- {
- return false;
- }
- } // for itr - m_BlockEntitites[]
- return true;
-}
-
-
-
-
-
-bool cChunk::DoWithChestAt(int a_BlockX, int a_BlockY, int a_BlockZ, cChestCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- if ((*itr)->GetBlockType() != E_BLOCK_CHEST)
- {
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- }
-
- // The correct block entity is here
- if (a_Callback.Item((cChestEntity *)*itr))
- {
- return false;
- }
- return true;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-bool cChunk::DoWithDispenserAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDispenserCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- if ((*itr)->GetBlockType() != E_BLOCK_DISPENSER)
- {
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- }
-
- // The correct block entity is here
- if (a_Callback.Item((cDispenserEntity *)*itr))
- {
- return false;
- }
- return true;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-bool cChunk::DoWithDropperAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDropperCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- if ((*itr)->GetBlockType() != E_BLOCK_DROPPER)
- {
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- }
-
- // The correct block entity is here
- if (a_Callback.Item((cDropperEntity *)*itr))
- {
- return false;
- }
- return true;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-bool cChunk::DoWithDropSpenserAt(int a_BlockX, int a_BlockY, int a_BlockZ, cDropSpenserCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- if (((*itr)->GetBlockType() != E_BLOCK_DISPENSER) && ((*itr)->GetBlockType() != E_BLOCK_DROPPER))
- {
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- }
-
- // The correct block entity is here
- if (a_Callback.Item((cDropSpenserEntity *)*itr))
- {
- return false;
- }
- return true;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-bool cChunk::DoWithFurnaceAt(int a_BlockX, int a_BlockY, int a_BlockZ, cFurnaceCallback & a_Callback)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), itr2 = itr; itr != m_BlockEntities.end(); itr = itr2)
- {
- ++itr2;
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- switch ((*itr)->GetBlockType())
- {
- case E_BLOCK_FURNACE:
- case E_BLOCK_LIT_FURNACE:
- {
- break;
- }
- default:
- {
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- }
- } // switch (BlockType)
-
- // The correct block entity is here,
- if (a_Callback.Item((cFurnaceEntity *)*itr))
- {
- return false;
- }
- return true;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-bool cChunk::GetSignLines(int a_BlockX, int a_BlockY, int a_BlockZ, AString & a_Line1, AString & a_Line2, AString & a_Line3, AString & a_Line4)
-{
- // The blockentity list is locked by the parent chunkmap's CS
- for (cBlockEntityList::iterator itr = m_BlockEntities.begin(); itr != m_BlockEntities.end(); ++itr)
- {
- if (((*itr)->GetPosX() != a_BlockX) || ((*itr)->GetPosY() != a_BlockY) || ((*itr)->GetPosZ() != a_BlockZ))
- {
- continue;
- }
- switch ((*itr)->GetBlockType())
- {
- case E_BLOCK_WALLSIGN:
- case E_BLOCK_SIGN_POST:
- {
- a_Line1 = ((cSignEntity *)*itr)->GetLine(0);
- a_Line2 = ((cSignEntity *)*itr)->GetLine(1);
- a_Line3 = ((cSignEntity *)*itr)->GetLine(2);
- a_Line4 = ((cSignEntity *)*itr)->GetLine(3);
- return true;
- }
- } // switch (BlockType)
-
- // There is a block entity here, but of different type. No other block entity can be here, so we can safely bail out
- return false;
- } // for itr - m_BlockEntitites[]
-
- // Not found:
- return false;
-}
-
-
-
-
-
-BLOCKTYPE cChunk::GetBlock(int a_RelX, int a_RelY, int a_RelZ) const
-{
- if (
- (a_RelX < 0) || (a_RelX >= Width) ||
- (a_RelY < 0) || (a_RelY >= Height) ||
- (a_RelZ < 0) || (a_RelZ >= Width)
- )
- {
- ASSERT(!"GetBlock(x, y, z) out of bounds!");
- return 0; // Clip
- }
-
- return m_BlockTypes[MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ)];
-}
-
-
-
-
-
-BLOCKTYPE cChunk::GetBlock(int a_BlockIdx) const
-{
- if ((a_BlockIdx < 0) || (a_BlockIdx >= NumBlocks))
- {
- ASSERT(!"GetBlock(idx) out of bounds!");
- return 0;
- }
-
- return m_BlockTypes[ a_BlockIdx ];
-}
-
-
-
-
-
-void cChunk::GetBlockTypeMeta(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_BlockMeta)
-{
- int Idx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
- a_BlockType = cChunkDef::GetBlock (m_BlockTypes, a_RelX, a_RelY, a_RelZ);
- a_BlockMeta = cChunkDef::GetNibble(m_BlockMeta, a_RelX, a_RelY, a_RelZ);
-}
-
-
-
-
-
-void cChunk::GetBlockInfo(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE & a_BlockType, NIBBLETYPE & a_Meta, NIBBLETYPE & a_SkyLight, NIBBLETYPE & a_BlockLight)
-{
- int Idx = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);
- a_BlockType = cChunkDef::GetBlock (m_BlockTypes, Idx);
- a_Meta = cChunkDef::GetNibble(m_BlockMeta, Idx);
- a_SkyLight = cChunkDef::GetNibble(m_BlockSkyLight, Idx);
- a_BlockLight = cChunkDef::GetNibble(m_BlockLight, Idx);
-}
-
-
-
-
-
-cChunk * cChunk::GetNeighborChunk(int a_BlockX, int a_BlockZ)
-{
- // Convert coords to relative, then call the relative version:
- a_BlockX -= m_PosX * cChunkDef::Width;
- a_BlockZ -= m_PosZ * cChunkDef::Width;
- return GetRelNeighborChunk(a_BlockX, a_BlockZ);
-}
-
-
-
-
-
-cChunk * cChunk::GetRelNeighborChunk(int a_RelX, int a_RelZ)
-{
- bool ReturnThis = true;
- if (a_RelX < 0)
- {
- if (m_NeighborXM != NULL)
- {
- cChunk * Candidate = m_NeighborXM->GetRelNeighborChunk(a_RelX + cChunkDef::Width, a_RelZ);
- if (Candidate != NULL)
- {
- return Candidate;
- }
- }
- // Going X first failed, but if the request is crossing Z as well, let's try the Z first later on.
- ReturnThis = false;
- }
- else if (a_RelX >= cChunkDef::Width)
- {
- if (m_NeighborXP != NULL)
- {
- cChunk * Candidate = m_NeighborXP->GetRelNeighborChunk(a_RelX - cChunkDef::Width, a_RelZ);
- if (Candidate != NULL)
- {
- return Candidate;
- }
- }
- // Going X first failed, but if the request is crossing Z as well, let's try the Z first later on.
- ReturnThis = false;
- }
-
- if (a_RelZ < 0)
- {
- if (m_NeighborZM != NULL)
- {
- return m_NeighborZM->GetRelNeighborChunk(a_RelX, a_RelZ + cChunkDef::Width);
- // For requests crossing both X and Z, the X-first way has been already tried
- }
- return NULL;
- }
- else if (a_RelZ >= cChunkDef::Width)
- {
- if (m_NeighborZP != NULL)
- {
- return m_NeighborZP->GetRelNeighborChunk(a_RelX, a_RelZ - cChunkDef::Width);
- // For requests crossing both X and Z, the X-first way has been already tried
- }
- return NULL;
- }
-
- return (ReturnThis ? this : NULL);
-}
-
-
-
-
-
-cChunk * cChunk::GetRelNeighborChunkAdjustCoords(int & a_RelX, int & a_RelZ) const
-{
- cChunk * ToReturn = const_cast<cChunk *>(this);
-
- // The most common case: inside this chunk:
- if (
- (a_RelX >= 0) && (a_RelX < Width) &&
- (a_RelZ >= 0) && (a_RelZ < Width)
- )
- {
- return ToReturn;
- }
-
- // Request for a different chunk, calculate chunk offset:
- int RelX = a_RelX; // Make a local copy of the coords (faster access)
- int RelZ = a_RelZ;
- while ((RelX >= Width) && (ToReturn != NULL))
- {
- RelX -= Width;
- ToReturn = ToReturn->m_NeighborXP;
- }
- while ((RelX < 0) && (ToReturn != NULL))
- {
- RelX += Width;
- ToReturn = ToReturn->m_NeighborXM;
- }
- while ((RelZ >= Width) && (ToReturn != NULL))
- {
- RelZ -= Width;
- ToReturn = ToReturn->m_NeighborZP;
- }
- while ((RelZ < 0) && (ToReturn != NULL))
- {
- RelZ += Width;
- ToReturn = ToReturn->m_NeighborZM;
- }
- if (ToReturn != NULL)
- {
- a_RelX = RelX;
- a_RelZ = RelZ;
- return ToReturn;
- }
-
- // The chunk cannot be walked through neighbors, find it through the chunkmap:
- int AbsX = a_RelX + m_PosX * Width;
- int AbsZ = a_RelZ + m_PosZ * Width;
- int DstChunkX, DstChunkZ;
- BlockToChunk(AbsX, AbsZ, DstChunkX, DstChunkZ);
- ToReturn = m_ChunkMap->FindChunk(DstChunkX, DstChunkZ);
- a_RelX = AbsX - DstChunkX * Width;
- a_RelZ = AbsZ - DstChunkZ * Width;
- return ToReturn;
-}
-
-
-
-
-
-void cChunk::BroadcastAttachEntity(const cEntity & a_Entity, const cEntity * a_Vehicle)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- (*itr)->SendAttachEntity(a_Entity, a_Vehicle);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastBlockAction(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Byte1, char a_Byte2, BLOCKTYPE a_BlockType, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendBlockAction(a_BlockX, a_BlockY, a_BlockZ, a_Byte1, a_Byte2, a_BlockType);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastBlockBreakAnimation(int a_entityID, int a_blockX, int a_blockY, int a_blockZ, char a_stage, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendBlockBreakAnim(a_entityID, a_blockX, a_blockY, a_blockZ, a_stage);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastBlockEntity(int a_BlockX, int a_BlockY, int a_BlockZ, const cClientHandle * a_Exclude)
-{
- // We can operate on entity pointers, we're inside the ChunkMap's CS lock which guards the list
- cBlockEntity * Entity = GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ);
- if (Entity == NULL)
- {
- return;
- }
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- Entity->SendTo(*(*itr));
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastChunkData(cChunkDataSerializer & a_Serializer, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendChunkData(m_PosX, m_PosZ, a_Serializer);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastCollectPickup(const cPickup & a_Pickup, const cPlayer & a_Player, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendCollectPickup(a_Pickup, a_Player);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastDestroyEntity(const cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendDestroyEntity(a_Entity);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityEquipment(const cEntity & a_Entity, short a_SlotNum, const cItem & a_Item, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityEquipment(a_Entity, a_SlotNum, a_Item);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityHeadLook(const cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityHeadLook(a_Entity);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityLook(const cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityLook(a_Entity);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityMetadata(const cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityMetadata(a_Entity);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityRelMove(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityRelMove(a_Entity, a_RelX, a_RelY, a_RelZ);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityRelMoveLook(const cEntity & a_Entity, char a_RelX, char a_RelY, char a_RelZ, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityRelMoveLook(a_Entity, a_RelX, a_RelY, a_RelZ);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityStatus(const cEntity & a_Entity, char a_Status, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityStatus(a_Entity, a_Status);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastEntityVelocity(const cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendEntityVelocity(a_Entity);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastPlayerAnimation(const cPlayer & a_Player, char a_Animation, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::const_iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendPlayerAnimation(a_Player, a_Animation);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendSoundEffect(a_SoundName, a_SrcX, a_SrcY, a_SrcZ, a_Volume, a_Pitch);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastSoundParticleEffect(int a_EffectID, int a_SrcX, int a_SrcY, int a_SrcZ, int a_Data, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendSoundParticleEffect(a_EffectID, a_SrcX, a_SrcY, a_SrcZ, a_Data);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastSpawnEntity(cEntity & a_Entity, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- a_Entity.SpawnOn(*(*itr));
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastThunderbolt(int a_BlockX, int a_BlockY, int a_BlockZ, const cClientHandle * a_Exclude)
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- if (*itr == a_Exclude)
- {
- continue;
- }
- (*itr)->SendThunderbolt(a_BlockX, a_BlockY, a_BlockZ);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::BroadcastUseBed(const cEntity & a_Entity, int a_BlockX, int a_BlockY, int a_BlockZ )
-{
- for (cClientHandleList::iterator itr = m_LoadedByClient.begin(); itr != m_LoadedByClient.end(); ++itr )
- {
- (*itr)->SendUseBed(a_Entity, a_BlockX, a_BlockY, a_BlockZ);
- } // for itr - LoadedByClient[]
-}
-
-
-
-
-
-void cChunk::SendBlockEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cClientHandle & a_Client)
-{
- cBlockEntity * Entity = GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ);
- if (Entity == NULL)
- {
- return;
- }
- Entity->SendTo(a_Client);
-}
-
-
-
-
-
-void cChunk::PositionToWorldPosition(int a_RelX, int a_RelY, int a_RelZ, int & a_BlockX, int & a_BlockY, int & a_BlockZ)
-{
- a_BlockY = a_RelY;
- a_BlockX = m_PosX * Width + a_RelX;
- a_BlockZ = m_PosZ * Width + a_RelZ;
-}
-
-
-
-
-
-Vector3i cChunk::PositionToWorldPosition(int a_RelX, int a_RelY, int a_RelZ)
-{
- return Vector3i(m_PosX * Width + a_RelX, m_PosY * Height + a_RelY, m_PosZ * Width + a_RelZ);
-}
-
-
-
-
-
-NIBBLETYPE cChunk::GetTimeAlteredLight(NIBBLETYPE a_Skylight) const
-{
- a_Skylight -= m_World->GetSkyDarkness();
- // Because NIBBLETYPE is unsigned, we clamp it to 0 .. 15 by checking for values above 15
- return (a_Skylight < 16)? a_Skylight : 0;
-}
-
-
-
-
-
-#if !C_CHUNK_USE_INLINE
-# include "cChunk.inl.h"
-#endif
-
-
-
-