/// Moves items from a furnace above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromFurnace(cChunk & a_Chunk)
{
cFurnaceEntity * Furnace = (cFurnaceEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ);
ASSERT(Furnace != NULL);
// Try move from the output slot:
if (MoveItemsFromSlot(Furnace->GetOutputSlot(), true))
{
cItem NewOutput(Furnace->GetOutputSlot());
Furnace->SetOutputSlot(NewOutput.AddCount(-1));
return true;
}
// No output moved, check if we can move an empty bucket out of the fuel slot:
if (Furnace->GetFuelSlot().m_ItemType == E_ITEM_BUCKET)
{
if (MoveItemsFromSlot(Furnace->GetFuelSlot(), true))
{
Furnace->SetFuelSlot(cItem());
return true;
}
}
// Nothing can be moved
return false;
}
/// Moves items from the container above it into this hopper. Returns true if the contents have changed.
bool cHopperEntity::MoveItemsIn(cChunk & a_Chunk, Int64 a_CurrentTick)
{
if (m_PosY >= cChunkDef::Height)
{
// This hopper is at the top of the world, no more blocks above
return false;
}
if (a_CurrentTick - m_LastMoveItemsInTick < TICKS_PER_TRANSFER)
{
// Too early after the previous transfer
return false;
}
// Try moving an item in:
bool res = false;
switch (a_Chunk.GetBlock(m_RelX, m_PosY + 1, m_RelZ))
{
case E_BLOCK_CHEST: res = MoveItemsFromChest(a_Chunk); break;
case E_BLOCK_FURNACE: res = MoveItemsFromFurnace(a_Chunk); break;
case E_BLOCK_DISPENSER:
case E_BLOCK_DROPPER: res = MoveItemsFromGrid(((cDropSpenserEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ))->GetContents()); break;
case E_BLOCK_HOPPER: res = MoveItemsFromGrid(((cHopperEntity *) a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ))->GetContents()); break;
case E_BLOCK_LIT_FURNACE: res = MoveItemsFromFurnace(a_Chunk); break;
}
// If the item has been moved, reset the last tick:
if (res)
{
m_LastMoveItemsInTick = a_CurrentTick;
}
return res;
}
/// Moves items from a furnace above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromFurnace(cChunk & a_Chunk)
{
cFurnaceEntity * Furnace = (cFurnaceEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ);
if (Furnace == NULL)
{
LOGWARNING("%s: A furnace entity was not found where expected, at {%d, %d, %d}", __FUNCTION__, m_PosX, m_PosY + 1, m_PosZ);
return false;
}
// Try move from the output slot:
if (MoveItemsFromSlot(*Furnace, cFurnaceEntity::fsOutput, true))
{
cItem NewOutput(Furnace->GetOutputSlot());
Furnace->SetOutputSlot(NewOutput.AddCount(-1));
return true;
}
// No output moved, check if we can move an empty bucket out of the fuel slot:
if (Furnace->GetFuelSlot().m_ItemType == E_ITEM_BUCKET)
{
if (MoveItemsFromSlot(*Furnace, cFurnaceEntity::fsFuel, true))
{
Furnace->SetFuelSlot(cItem());
return true;
}
}
// Nothing can be moved
return false;
}
/// Moves items to the furnace at the specified coords. Returns true if contents have changed
bool cHopperEntity::MoveItemsToFurnace(cChunk & a_Chunk, int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_HopperMeta)
{
cFurnaceEntity * Furnace = (cFurnaceEntity *)a_Chunk.GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ);
if (a_HopperMeta == E_META_HOPPER_FACING_YM)
{
// Feed the input slot of the furnace
return MoveItemsToSlot(*Furnace, cFurnaceEntity::fsInput);
}
else
{
// Feed the fuel slot of the furnace
return MoveItemsToSlot(*Furnace, cFurnaceEntity::fsFuel);
}
}
/// Moves items from the container above it into this hopper. Returns true if the contents have changed.
bool cHopperEntity::MoveItemsIn(cChunk & a_Chunk, Int64 a_CurrentTick)
{
if (m_PosY >= cChunkDef::Height)
{
// This hopper is at the top of the world, no more blocks above
return false;
}
if (a_CurrentTick - m_LastMoveItemsInTick < TICKS_PER_TRANSFER)
{
// Too early after the previous transfer
return false;
}
// Try moving an item in:
bool res = false;
switch (a_Chunk.GetBlock(m_RelX, m_PosY + 1, m_RelZ))
{
case E_BLOCK_TRAPPED_CHEST:
case E_BLOCK_CHEST:
{
// Chests have special handling because of double-chests
res = MoveItemsFromChest(a_Chunk);
break;
}
case E_BLOCK_LIT_FURNACE:
case E_BLOCK_FURNACE:
{
// Furnaces have special handling because only the output and leftover fuel buckets shall be moved
res = MoveItemsFromFurnace(a_Chunk);
break;
}
case E_BLOCK_DISPENSER:
case E_BLOCK_DROPPER:
case E_BLOCK_HOPPER:
{
res = MoveItemsFromGrid(*(cBlockEntityWithItems *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ));
break;
}
}
// If the item has been moved, reset the last tick:
if (res)
{
m_LastMoveItemsInTick = a_CurrentTick;
}
return res;
}
/// Moves items to the chest at the specified coords. Returns true if contents have changed
bool cHopperEntity::MoveItemsToChest(cChunk & a_Chunk, int a_BlockX, int a_BlockY, int a_BlockZ)
{
// Try the chest directly connected to the hopper:
if (MoveItemsToGrid(((cChestEntity *)a_Chunk.GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ))->GetContents()))
{
return true;
}
// Check if the chest is a double-chest, if so, try to move into the other half:
static const struct
{
int x, z;
}
Coords [] =
{
{1, 0},
{-1, 0},
{0, 1},
{0, -1},
} ;
for (int i = 0; i < ARRAYCOUNT(Coords); i++)
{
int x = m_RelX + Coords[i].x;
int z = m_RelZ + Coords[i].z;
cChunk * Neighbor = a_Chunk.GetRelNeighborChunkAdjustCoords(x, z);
if (
(Neighbor == NULL) ||
(Neighbor->GetBlock(x, m_PosY + 1, z) != E_BLOCK_CHEST)
)
{
continue;
}
if (MoveItemsToGrid(((cChestEntity *)Neighbor->GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ))->GetContents()))
{
return true;
}
return false;
}
// The chest was single and nothing could be moved
return false;
}
/// Moves items from a chest (dblchest) above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromChest(cChunk & a_Chunk)
{
if (MoveItemsFromGrid(((cChestEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ))->GetContents()))
{
// Moved the item from the chest directly above the hopper
return true;
}
// Check if the chest is a double-chest, if so, try to move from there:
static const struct
{
int x, z;
}
Coords [] =
{
{1, 0},
{-1, 0},
{0, 1},
{0, -1},
} ;
for (int i = 0; i < ARRAYCOUNT(Coords); i++)
{
int x = m_RelX + Coords[i].x;
int z = m_RelZ + Coords[i].z;
cChunk * Neighbor = a_Chunk.GetRelNeighborChunkAdjustCoords(x, z);
if (
(Neighbor == NULL) ||
(Neighbor->GetBlock(x, m_PosY + 1, z) != E_BLOCK_CHEST)
)
{
continue;
}
if (MoveItemsFromGrid(((cChestEntity *)Neighbor->GetBlockEntity(x, m_PosY, z))->GetContents()))
{
return true;
}
return false;
}
// The chest was single and nothing could be moved
return false;
}
/// Moves items to the chest at the specified coords. Returns true if contents have changed
bool cHopperEntity::MoveItemsToChest(cChunk & a_Chunk, int a_BlockX, int a_BlockY, int a_BlockZ)
{
// Try the chest directly connected to the hopper:
cChestEntity * ConnectedChest = (cChestEntity *)a_Chunk.GetBlockEntity(a_BlockX, a_BlockY, a_BlockZ);
if (ConnectedChest == NULL)
{
LOGWARNING("%s: A chest entity was not found where expected, at {%d, %d, %d}", __FUNCTION__, a_BlockX, a_BlockY, a_BlockZ);
return false;
}
if (MoveItemsToGrid(*ConnectedChest))
{
// Chest block directly connected was not full
return true;
}
// Check if the chest is a double-chest (chest block directly connected was full), if so, try to move into the other half:
static const struct
{
int x, z;
}
Coords [] =
{
{1, 0},
{-1, 0},
{0, 1},
{0, -1},
} ;
int RelX = a_BlockX - a_Chunk.GetPosX() * cChunkDef::Width;
int RelZ = a_BlockZ - a_Chunk.GetPosZ() * cChunkDef::Width;
for (size_t i = 0; i < ARRAYCOUNT(Coords); i++)
{
int x = RelX + Coords[i].x;
int z = RelZ + Coords[i].z;
cChunk * Neighbor = a_Chunk.GetRelNeighborChunkAdjustCoords(x, z);
if (Neighbor == NULL)
{
continue;
}
BLOCKTYPE Block = Neighbor->GetBlock(x, a_BlockY, z);
if (Block != ConnectedChest->GetBlockType())
{
// Not the same kind of chest
continue;
}
cChestEntity * Chest = (cChestEntity *)Neighbor->GetBlockEntity(a_BlockX + Coords[i].x, a_BlockY, a_BlockZ + Coords[i].z);
if (Chest == NULL)
{
LOGWARNING("%s: A chest entity was not found where expected, at {%d, %d, %d} (%d, %d)", __FUNCTION__, a_BlockX + Coords[i].x, a_BlockY, a_BlockZ + Coords[i].z, x, z);
continue;
}
if (MoveItemsToGrid(*Chest))
{
return true;
}
return false;
}
// The chest was single and nothing could be moved
return false;
}
/// Moves items from a chest (dblchest) above the hopper into this hopper. Returns true if contents have changed.
bool cHopperEntity::MoveItemsFromChest(cChunk & a_Chunk)
{
cChestEntity * MainChest = (cChestEntity *)a_Chunk.GetBlockEntity(m_PosX, m_PosY + 1, m_PosZ);
if (MainChest == NULL)
{
LOGWARNING("%s: A chest entity was not found where expected, at {%d, %d, %d}", __FUNCTION__, m_PosX, m_PosY + 1, m_PosZ);
return false;
}
if (MoveItemsFromGrid(*MainChest))
{
// Moved the item from the chest directly above the hopper
return true;
}
// Check if the chest is a double-chest (chest directly above was empty), if so, try to move from there:
static const struct
{
int x, z;
}
Coords [] =
{
{1, 0},
{-1, 0},
{0, 1},
{0, -1},
} ;
for (size_t i = 0; i < ARRAYCOUNT(Coords); i++)
{
int x = m_RelX + Coords[i].x;
int z = m_RelZ + Coords[i].z;
cChunk * Neighbor = a_Chunk.GetRelNeighborChunkAdjustCoords(x, z);
if (Neighbor == NULL)
{
continue;
}
BLOCKTYPE Block = Neighbor->GetBlock(x, m_PosY + 1, z);
if (Block != MainChest->GetBlockType())
{
// Not the same kind of chest
continue;
}
cChestEntity * SideChest = (cChestEntity *)Neighbor->GetBlockEntity(m_PosX + Coords[i].x, m_PosY + 1, m_PosZ + Coords[i].z);
if (SideChest == NULL)
{
LOGWARNING("%s: A chest entity was not found where expected, at {%d, %d, %d}", __FUNCTION__, m_PosX + Coords[i].x, m_PosY + 1, m_PosZ + Coords[i].z);
}
else
{
if (MoveItemsFromGrid(*SideChest))
{
return true;
}
}
return false;
}
// The chest was single and nothing could be moved
return false;
}