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authorlapayo94@gmail.com <lapayo94@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2012-07-15 22:36:34 +0200
committerlapayo94@gmail.com <lapayo94@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>2012-07-15 22:36:34 +0200
commit14dce238450b419a5df2aa171ee91981910463b0 (patch)
treeaca42ecae2e62c44847db375a2f7ae6823ed3e9e /source/cChunk.cpp
parentcThread uses AString instead of char * for name (fixed a warning) (diff)
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Diffstat (limited to '')
-rw-r--r--source/cChunk.cpp214
1 files changed, 21 insertions, 193 deletions
diff --git a/source/cChunk.cpp b/source/cChunk.cpp
index a7405ced2..99d938919 100644
--- a/source/cChunk.cpp
+++ b/source/cChunk.cpp
@@ -29,20 +29,20 @@
#include "cPlayer.h"
#include "BlockArea.h"
#include "cPluginManager.h"
+#include "blocks/Block.h"
#include "packets/cPacket_DestroyEntity.h"
#include "packets/cPacket_PreChunk.h"
#include "packets/cPacket_BlockChange.h"
#include "packets/cPacket_MultiBlock.h"
-#include <json/json.h>
+#include "blocks/Block.h"
+#include <json/json.h>
-// Leaves can be this many blocks that away (inclusive) from the log not to decay
-#define LEAVES_CHECK_DISTANCE 6
@@ -449,7 +449,20 @@ void cChunk::CheckBlocks(void)
{
unsigned int index = (*itr);
Vector3i BlockPos = IndexToCoordinate(index);
+ Vector3i WorldPos = PositionToWorldPosition( BlockPos );
+ cBlockHandler * Handler = BlockHandler(GetBlock(index));
+ if(!Handler->CanBeAt(m_World, WorldPos.x, WorldPos.y, WorldPos.z))
+ {
+ if(Handler->DropOnUnsuitable())
+ {
+ Handler->DropBlock(m_World, WorldPos.x, WorldPos.y, WorldPos.z);
+ }
+
+ m_World->SetBlock(WorldPos.x, WorldPos.y, WorldPos.z, E_BLOCK_AIR, 0);
+ }
+
+ /*
BLOCKTYPE BlockType = GetBlock(index);
NIBBLETYPE BlockMeta = GetMeta (index);
switch (BlockType)
@@ -524,14 +537,8 @@ void cChunk::CheckBlocks(void)
}
break;
}
-
- // If anything next to a leaves block changes, set the leaves' "check for decay" bit (clear bit 0x08):
- case E_BLOCK_LEAVES:
- {
- cChunkDef::SetNibble(m_BlockMeta, index, BlockMeta & 0x07);
- break;
- }
} // switch (BlockType)
+ */
} // for itr - ToTickBlocks[]
}
@@ -585,89 +592,24 @@ void cChunk::TickBlocks(MTRand & a_TickRandom)
break;
}
- case E_BLOCK_GRASS: TickGrass (m_BlockTickX, m_BlockTickY, m_BlockTickZ, a_TickRandom); break;
case E_BLOCK_PUMPKIN_STEM:
case E_BLOCK_MELON_STEM: TickMelonPumpkin(m_BlockTickX, m_BlockTickY, m_BlockTickZ, Index, ID, a_TickRandom); break;
case E_BLOCK_FARMLAND: TickFarmland (m_BlockTickX, m_BlockTickY, m_BlockTickZ); break;
case E_BLOCK_SUGARCANE: GrowSugarcane (m_BlockTickX, m_BlockTickY, m_BlockTickZ, 1); break;
case E_BLOCK_CACTUS: GrowCactus (m_BlockTickX, m_BlockTickY, m_BlockTickZ, 1); break;
-
- case E_BLOCK_SAPLING:
- {
- // Check the highest bit, if set, grow the tree, if not, set it (1-bit delay):
- NIBBLETYPE Meta = GetMeta(m_BlockTickX, m_BlockTickY, m_BlockTickZ);
- if ((Meta & 0x08) != 0)
- {
- m_World->GrowTree( m_BlockTickX + m_PosX*Width, m_BlockTickY, m_BlockTickZ + m_PosZ*Width );
- }
- else
- {
- SetMeta(m_BlockTickX, m_BlockTickY, m_BlockTickZ, Meta | 0x08);
- }
- break;
- }
-
- case E_BLOCK_LEAVES: TickLeaves(m_BlockTickX, m_BlockTickY, m_BlockTickZ, a_TickRandom); break;
+
default:
{
+ cBlockHandler *Handler = BlockHandler(ID);
+ if(Handler->NeedsRandomTicks())
+ Handler->OnUpdate(m_World, m_BlockTickX + m_PosX*Width, m_BlockTickY, m_BlockTickZ + m_PosZ*Width);
break;
}
}
}
}
-
-
-
-
-void cChunk::TickGrass(int a_RelX, int a_RelY, int a_RelZ, MTRand & a_TickRandom)
-{
- // Grass turns into dirt if there's another block on top of it:
- {
- BLOCKTYPE AboveBlock = cChunkDef::GetBlock(m_BlockTypes, a_RelX, a_RelY + 1, a_RelZ);
- if (!((g_BlockOneHitDig[AboveBlock]) || (g_BlockTransparent[AboveBlock])))
- {
- FastSetBlock(a_RelX, a_RelY, a_RelZ, E_BLOCK_DIRT, 0);
- return;
- }
- }
-
- // Grass spreads to nearby blocks if there's enough light (TODO) and free space above that block
- // Ref.: http://www.minecraftwiki.net/wiki/Grass_Block#Growth
- for (int i = 0; i < 2; i++) // Pick two blocks to grow to
- {
- int OfsX = a_TickRandom.randInt(2) - 1; // [-1 .. 1]
- int OfsY = a_TickRandom.randInt(4) - 3; // [-3 .. 1]
- int OfsZ = a_TickRandom.randInt(2) - 1; // [-1 .. 1]
-
- BLOCKTYPE DestBlock;
- NIBBLETYPE DestMeta;
- if (
- !UnboundedRelGetBlock(a_RelX + OfsX, a_RelY + OfsY, a_RelZ + OfsZ, DestBlock, DestMeta) ||
- (DestBlock != E_BLOCK_DIRT)
- )
- {
- continue;
- }
-
- BLOCKTYPE AboveDest;
- NIBBLETYPE AboveMeta;
- if (
- UnboundedRelGetBlock(a_RelX + OfsX, a_RelY + OfsY + 1, a_RelZ + OfsZ, AboveDest, AboveMeta) &&
- ((g_BlockOneHitDig[AboveDest]) || (g_BlockTransparent[AboveDest]))
- // TODO: Query dest light, if it's enough
- )
- {
- UnboundedRelFastSetBlock(a_RelX + OfsX, a_RelY + OfsY, a_RelZ + OfsZ, E_BLOCK_GRASS, 0);
- }
- } // for i - repeat twice
-}
-
-
-
-
-
void cChunk::TickMelonPumpkin(int a_RelX, int a_RelY, int a_RelZ, int a_BlockIdx, BLOCKTYPE a_BlockType, MTRand & a_TickRandom)
{
NIBBLETYPE Meta = GetMeta(a_BlockIdx);
@@ -762,120 +704,6 @@ void cChunk::TickFarmland(int a_RelX, int a_RelY, int a_RelZ)
-void cChunk::TickLeaves(int a_RelX, int a_RelY, int a_RelZ, MTRand & a_TickRandom)
-{
- // Since leaves-checking is a costly operation, it is done only if leaves are marked for checking (Meta has its 0x08 bit cleared)
- // The meta bit 0x08 bit is cleared (check flag set) each time a block next to the leaves changes
-
- NIBBLETYPE Meta = GetMeta(a_RelX, a_RelY, a_RelZ);
- if ((Meta & 0x04) != 0)
- {
- // Player-placed leaves, don't decay
- return;
- }
- if ((Meta & 0x08) != 0)
- {
- // These leaves have been checked for decay lately and nothing around them changed
- return;
- }
-
- // Get the data around the leaves:
- cBlockArea Area;
- int BaseX = cChunkDef::Width * m_PosX + a_RelX;
- int BaseZ = cChunkDef::Width * m_PosZ + a_RelZ;
- if (!Area.Read(
- m_World,
- BaseX - LEAVES_CHECK_DISTANCE, BaseX + LEAVES_CHECK_DISTANCE,
- a_RelY - LEAVES_CHECK_DISTANCE, a_RelY + LEAVES_CHECK_DISTANCE,
- BaseZ - LEAVES_CHECK_DISTANCE, BaseZ + LEAVES_CHECK_DISTANCE,
- cBlockArea::baTypes)
- )
- {
- // Cannot check leaves, a chunk is missing too close
- return;
- }
-
- if (HasNearLog(Area, BaseX, a_RelY, BaseZ))
- {
- // Log found, the leaves stay; mark them as checked:
- SetNibble(m_BlockMeta, a_RelX, a_RelY, a_RelZ, Meta & 0x07);
- return;
- }
- // Decay the leaves:
- m_World->DigBlock(m_PosX * cChunkDef::Width + a_RelX, a_RelY, m_PosZ * cChunkDef::Width + a_RelZ);
-
- // Let them drop something if the random is right:
- cItems PickupItems;
- cBlockToPickup::ToPickup(E_BLOCK_LEAVES, Meta, cItem(), PickupItems);
-
- // Allow plugins to change the dropped objects:
- cRoot::Get()->GetPluginManager()->CallHookBlockToPickup(E_BLOCK_LEAVES, Meta, NULL, cItem(), PickupItems);
- m_World->SpawnItemPickups(PickupItems, BaseX, a_RelY, BaseZ);
-}
-
-
-
-
-
-#define PROCESS_NEIGHBOR(x,y,z) \
- switch (a_Area.GetBlockType(x, y, z)) \
- { \
- case E_BLOCK_LEAVES: a_Area.SetBlockType(x, y, z, E_BLOCK_SPONGE + i + 1); break; \
- case E_BLOCK_LOG: return true; \
- }
-
-bool cChunk::HasNearLog(cBlockArea & a_Area, int a_BlockX, int a_BlockY, int a_BlockZ)
-{
- // Filter the blocks into a {leaves, log, other (air)} set:
- BLOCKTYPE * Types = a_Area.GetBlockTypes();
- for (int i = a_Area.GetBlockCount() - 1; i > 0; i--)
- {
- switch (Types[i])
- {
- case E_BLOCK_LEAVES:
- case E_BLOCK_LOG:
- {
- break;
- }
- default:
- {
- Types[i] = E_BLOCK_AIR;
- break;
- }
- }
- } // for i - Types[]
-
- // Perform a breadth-first search to see if there's a log connected within 4 blocks of the leaves block:
- // Simply replace all reachable leaves blocks with a sponge block plus iteration (in the Area) and see if we can reach a log in 4 iterations
- a_Area.SetBlockType(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_SPONGE);
- for (int i = 0; i < LEAVES_CHECK_DISTANCE; i++)
- {
- for (int y = a_BlockY - i; y <= a_BlockY + i; y++)
- {
- for (int z = a_BlockZ - i; z <= a_BlockZ + i; z++)
- {
- for (int x = a_BlockX - i; x <= a_BlockX + i; x++)
- {
- if (a_Area.GetBlockType(x, y, z) != E_BLOCK_SPONGE + i)
- {
- continue;
- }
- PROCESS_NEIGHBOR(x - 1, y, z);
- PROCESS_NEIGHBOR(x + 1, y, z);
- PROCESS_NEIGHBOR(x, y, z - 1);
- PROCESS_NEIGHBOR(x, y, z + 1);
- PROCESS_NEIGHBOR(x, y + 1, z);
- PROCESS_NEIGHBOR(x, y - 1, z);
- } // for x
- } // for z
- } // for y
- } // for i - BFS iterations
- return false;
-}
-
-
-
-
void cChunk::GrowMelonPumpkin(int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, MTRand & a_TickRandom)
{