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Diffstat (limited to 'src/BlockEntities/DispenserEntity.cpp')
| -rw-r--r-- | src/BlockEntities/DispenserEntity.cpp | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/src/BlockEntities/DispenserEntity.cpp b/src/BlockEntities/DispenserEntity.cpp new file mode 100644 index 000000000..374f3d6e3 --- /dev/null +++ b/src/BlockEntities/DispenserEntity.cpp @@ -0,0 +1,215 @@ + +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "DispenserEntity.h" +#include "../Entities/Player.h" +#include "../Simulator/FluidSimulator.h" +#include "../Chunk.h" + + + + + +cDispenserEntity::cDispenserEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) : + super(E_BLOCK_DISPENSER, a_BlockX, a_BlockY, a_BlockZ, a_World) +{ + SetBlockEntity(this); // cBlockEntityWindowOwner +} + + + + + +void cDispenserEntity::DropSpenseFromSlot(cChunk & a_Chunk, int a_SlotNum) +{ + int DispX = m_RelX; + int DispY = m_PosY; + int DispZ = m_RelZ; + NIBBLETYPE Meta = a_Chunk.GetMeta(m_RelX, m_PosY, m_RelZ); + AddDropSpenserDir(DispX, DispY, DispZ, Meta); + cChunk * DispChunk = a_Chunk.GetRelNeighborChunkAdjustCoords(DispX, DispZ); + if (DispChunk == NULL) + { + // Would dispense into / interact with a non-loaded chunk, ignore the tick + return; + } + BLOCKTYPE DispBlock = DispChunk->GetBlock(DispX, DispY, DispZ); + + // Dispense the item: + switch (m_Contents.GetSlot(a_SlotNum).m_ItemType) + { + case E_ITEM_BUCKET: + { + LOGD("Dispensing empty bucket in slot %d; DispBlock is \"%s\" (%d).", a_SlotNum, ItemTypeToString(DispBlock).c_str(), DispBlock); + switch (DispBlock) + { + case E_BLOCK_STATIONARY_WATER: + case E_BLOCK_WATER: + { + if (ScoopUpLiquid(a_SlotNum, E_ITEM_WATER_BUCKET)) + { + DispChunk->SetBlock(DispX, DispY, DispZ, E_BLOCK_AIR, 0); + } + break; + } + case E_BLOCK_STATIONARY_LAVA: + case E_BLOCK_LAVA: + { + if (ScoopUpLiquid(a_SlotNum, E_ITEM_LAVA_BUCKET)) + { + DispChunk->SetBlock(DispX, DispY, DispZ, E_BLOCK_AIR, 0); + } + break; + } + default: + { + DropFromSlot(a_Chunk, a_SlotNum); + break; + } + } + break; + } // E_ITEM_BUCKET + + case E_ITEM_WATER_BUCKET: + { + LOGD("Dispensing water bucket in slot %d; DispBlock is \"%s\" (%d).", a_SlotNum, ItemTypeToString(DispBlock).c_str(), DispBlock); + if (EmptyLiquidBucket(DispBlock, a_SlotNum)) + { + DispChunk->SetBlock(DispX, DispY, DispZ, E_BLOCK_WATER, 0); + } + else + { + DropFromSlot(a_Chunk, a_SlotNum); + } + break; + } + + case E_ITEM_LAVA_BUCKET: + { + LOGD("Dispensing lava bucket in slot %d; DispBlock is \"%s\" (%d).", a_SlotNum, ItemTypeToString(DispBlock).c_str(), DispBlock); + if (EmptyLiquidBucket(DispBlock, a_SlotNum)) + { + DispChunk->SetBlock(DispX, DispY, DispZ, E_BLOCK_LAVA, 0); + } + else + { + DropFromSlot(a_Chunk, a_SlotNum); + } + break; + } + + case E_ITEM_SPAWN_EGG: + { + double MobX = 0.5 + (DispX + DispChunk->GetPosX() * cChunkDef::Width); + double MobZ = 0.5 + (DispZ + DispChunk->GetPosZ() * cChunkDef::Width); + if (m_World->SpawnMob(MobX, DispY, MobZ, (cMonster::eType)m_Contents.GetSlot(a_SlotNum).m_ItemDamage) >= 0) + { + m_Contents.ChangeSlotCount(a_SlotNum, -1); + } + break; + } + + case E_BLOCK_TNT: + { + // Spawn a primed TNT entity, if space allows: + if (DispChunk->GetBlock(DispX, DispY, DispZ) == E_BLOCK_AIR) + { + double TNTX = 0.5 + (DispX + DispChunk->GetPosX() * cChunkDef::Width); + double TNTZ = 0.5 + (DispZ + DispChunk->GetPosZ() * cChunkDef::Width); + m_World->SpawnPrimedTNT(TNTX, DispY + 0.5, TNTZ, 4, 0); // 4 seconds fuse, no initial velocity + m_Contents.ChangeSlotCount(a_SlotNum, -1); + } + break; + } + + case E_ITEM_FLINT_AND_STEEL: + { + // Spawn fire if the block in front is air. + if (DispChunk->GetBlock(DispX, DispY, DispZ) == E_BLOCK_AIR) + { + DispChunk->SetBlock(DispX, DispY, DispZ, E_BLOCK_FIRE, 0); + m_Contents.SetSlot(a_SlotNum, m_Contents.GetSlot(a_SlotNum).m_ItemType, m_Contents.GetSlot(a_SlotNum).m_ItemCount, m_Contents.GetSlot(a_SlotNum).m_ItemDamage + 1); + // If the durability has run out destroy the item. + if (m_Contents.GetSlot(a_SlotNum).m_ItemDamage > 64) + { + m_Contents.ChangeSlotCount(a_SlotNum, -1); + } + } + break; + } + + default: + { + DropFromSlot(a_Chunk, a_SlotNum); + break; + } + } // switch (ItemType) +} + + + + + + +bool cDispenserEntity::ScoopUpLiquid(int a_SlotNum, short a_BucketItemType) +{ + cItem LiquidBucket(a_BucketItemType, 1); + if (m_Contents.GetSlot(a_SlotNum).m_ItemCount == 1) + { + // Special case: replacing one empty bucket with one full bucket + m_Contents.SetSlot(a_SlotNum, LiquidBucket); + return true; + } + + // There are stacked buckets at the selected slot, see if a full bucket will fit somewhere else + if (m_Contents.HowManyCanFit(LiquidBucket) < 1) + { + // Cannot fit into m_Contents + return false; + } + + m_Contents.ChangeSlotCount(a_SlotNum, -1); + m_Contents.AddItem(LiquidBucket); + return true; +} + + + + + +bool cDispenserEntity::EmptyLiquidBucket(BLOCKTYPE a_BlockInFront, int a_SlotNum) +{ + if ( + (a_BlockInFront != E_BLOCK_AIR) && + !IsBlockLiquid(a_BlockInFront) && + !cFluidSimulator::CanWashAway(a_BlockInFront) + ) + { + // Not a suitable block in front + return false; + } + + cItem EmptyBucket(E_ITEM_BUCKET, 1); + if (m_Contents.GetSlot(a_SlotNum).m_ItemCount == 1) + { + // Change the single full bucket present into a single empty bucket + m_Contents.SetSlot(a_SlotNum, EmptyBucket); + return true; + } + + // There are full buckets stacked at this slot, check if we can fit in the empty bucket + if (m_Contents.HowManyCanFit(EmptyBucket) < 1) + { + // The empty bucket wouldn't fit into m_Contents + return false; + } + + // The empty bucket fits in, remove one full bucket and add the empty one + m_Contents.ChangeSlotCount(a_SlotNum, -1); + m_Contents.AddItem(EmptyBucket); + return true; +} + + + + |