diff options
Diffstat (limited to '')
| -rw-r--r-- | source/BlockEntities/HopperEntity.cpp | 215 | ||||
| -rw-r--r-- | source/BlockEntities/HopperEntity.h | 23 |
2 files changed, 233 insertions, 5 deletions
diff --git a/source/BlockEntities/HopperEntity.cpp b/source/BlockEntities/HopperEntity.cpp index 1ed0dbbb8..2a3813ed2 100644 --- a/source/BlockEntities/HopperEntity.cpp +++ b/source/BlockEntities/HopperEntity.cpp @@ -16,7 +16,9 @@ cHopperEntity::cHopperEntity(int a_BlockX, int a_BlockY, int a_BlockZ) :
- super(E_BLOCK_HOPPER, a_BlockX, a_BlockY, a_BlockZ, ContentsWidth, ContentsHeight, NULL)
+ super(E_BLOCK_HOPPER, a_BlockX, a_BlockY, a_BlockZ, ContentsWidth, ContentsHeight, NULL),
+ m_LastMoveItemsInTick(0),
+ m_LastMoveItemsOutTick(0)
{
}
@@ -25,7 +27,9 @@ cHopperEntity::cHopperEntity(int a_BlockX, int a_BlockY, int a_BlockZ) : cHopperEntity::cHopperEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) :
- super(E_BLOCK_HOPPER, a_BlockX, a_BlockY, a_BlockZ, ContentsWidth, ContentsHeight, a_World)
+ super(E_BLOCK_HOPPER, a_BlockX, a_BlockY, a_BlockZ, ContentsWidth, ContentsHeight, a_World),
+ m_LastMoveItemsInTick(0),
+ m_LastMoveItemsOutTick(0)
{
}
@@ -33,6 +37,33 @@ cHopperEntity::cHopperEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * +/** Returns the block coords of the block receiving the output items, based on the meta
+Returns false if unattached
+*/
+bool cHopperEntity::GetOutputBlockPos(NIBBLETYPE a_BlockMeta, int & a_OutputX, int & a_OutputY, int & a_OutputZ)
+{
+ a_OutputX = m_PosX;
+ a_OutputY = m_PosY;
+ a_OutputZ = m_PosZ;
+ switch (a_BlockMeta)
+ {
+ case E_META_HOPPER_FACING_XM: a_OutputX--; return true;
+ case E_META_HOPPER_FACING_XP: a_OutputX++; return true;
+ case E_META_HOPPER_FACING_YM: a_OutputY--; return true;
+ case E_META_HOPPER_FACING_ZM: a_OutputZ--; return true;
+ case E_META_HOPPER_FACING_ZP: a_OutputZ++; return true;
+ default:
+ {
+ // Not attached
+ return false;
+ }
+ }
+}
+
+
+
+
+
bool cHopperEntity::Tick(float a_Dt, cChunk & a_Chunk)
{
Int64 CurrentTick = a_Chunk.GetWorld()->GetWorldAge();
@@ -171,8 +202,47 @@ bool cHopperEntity::MoveItemsOut(cChunk & a_Chunk, Int64 a_CurrentTick) return false;
}
- // TODO
- return false;
+ int bx, by, bz;
+ NIBBLETYPE Meta = a_Chunk.GetMeta(m_RelX, m_PosY, m_RelZ);
+ if (!GetOutputBlockPos(Meta, bx, by, bz))
+ {
+ // Not attached to another container
+ return false;
+ }
+ if (by < 0)
+ {
+ // Cannot output below the zero-th block level
+ return false;
+ }
+
+ // Convert coords to relative:
+ int rx = bx - a_Chunk.GetPosX() * cChunkDef::Width;
+ int rz = bz - a_Chunk.GetPosZ() * cChunkDef::Width;
+ cChunk * DestChunk = a_Chunk.GetRelNeighborChunkAdjustCoords(rx, rz);
+ if (DestChunk == NULL)
+ {
+ // The destination chunk has been unloaded, don't tick
+ return false;
+ }
+
+ // Call proper moving function, based on the blocktype present at the coords:
+ bool res = false;
+ switch (DestChunk->GetBlock(rx, by, rz))
+ {
+ case E_BLOCK_CHEST: res = MoveItemsToChest(*DestChunk, bx, by, bz); break;
+ case E_BLOCK_FURNACE: res = MoveItemsToFurnace(*DestChunk, bx, by, bz, Meta); break;
+ case E_BLOCK_DISPENSER:
+ case E_BLOCK_DROPPER: res = MoveItemsToGrid(((cDropSpenserEntity *)DestChunk->GetBlockEntity(bx, by, bz))->GetContents()); break;
+ case E_BLOCK_HOPPER: res = MoveItemsToGrid(((cHopperEntity *) DestChunk->GetBlockEntity(bx, by, bz))->GetContents()); break;
+ }
+
+ // If the item has been moved, reset the last tick:
+ if (res)
+ {
+ m_LastMoveItemsOutTick = a_CurrentTick;
+ }
+
+ return res;
}
@@ -312,3 +382,140 @@ bool cHopperEntity::MoveItemsFromSlot(const cItem & a_ItemStack, bool a_AllowNew +
+/// 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 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->GetContents(), cFurnaceEntity::fsInput);
+ }
+ else
+ {
+ // Feed the fuel slot of the furnace
+ return MoveItemsToSlot(Furnace->GetContents(), cFurnaceEntity::fsFuel);
+ }
+ return false;
+}
+
+
+
+
+
+/// Moves items to the specified ItemGrid. Returns true if contents have changed
+bool cHopperEntity::MoveItemsToGrid(cItemGrid & a_ItemGrid)
+{
+ // Iterate through our slots, try to move from each one:
+ for (int i = 0; i < ContentsWidth * ContentsHeight; i++)
+ {
+ const cItem & SrcItem = m_Contents.GetSlot(i);
+ if (SrcItem.IsEmpty())
+ {
+ continue;
+ }
+
+ cItem ToAdd = SrcItem.CopyOne();
+ if (a_ItemGrid.AddItem(ToAdd) > 0)
+ {
+ m_Contents.ChangeSlotCount(i, -1);
+ return true;
+ }
+ }
+ return false;
+}
+
+
+
+
+
+/// Moves one piece to the specified ItemGrid's slot. Returns true if contents have changed.
+bool cHopperEntity::MoveItemsToSlot(cItemGrid & a_ItemGrid, int a_DestSlotNum)
+{
+ if (a_ItemGrid.IsSlotEmpty(a_DestSlotNum))
+ {
+ // The slot is empty, move the first non-empty slot from our contents:
+ for (int i = 0; i < ContentsWidth * ContentsHeight; i++)
+ {
+ if (!m_Contents.IsSlotEmpty(i))
+ {
+ a_ItemGrid.SetSlot(a_DestSlotNum, m_Contents.GetSlot(i).CopyOne());
+ m_Contents.ChangeSlotCount(i, -1);
+ return true;
+ }
+ }
+ return false;
+ }
+ else
+ {
+ // The slot is taken, try to top it up:
+ const cItem & DestSlot = a_ItemGrid.GetSlot(a_DestSlotNum);
+ if (DestSlot.IsFullStack())
+ {
+ return false;
+ }
+ for (int i = 0; i < ContentsWidth * ContentsHeight; i++)
+ {
+ if (m_Contents.GetSlot(i).IsStackableWith(DestSlot))
+ {
+ a_ItemGrid.ChangeSlotCount(a_DestSlotNum, 1);
+ m_Contents.ChangeSlotCount(i, -1);
+ return true;
+ }
+ }
+ return false;
+ }
+}
+
+
+
+
diff --git a/source/BlockEntities/HopperEntity.h b/source/BlockEntities/HopperEntity.h index 73c2a536c..7f5eb23d1 100644 --- a/source/BlockEntities/HopperEntity.h +++ b/source/BlockEntities/HopperEntity.h @@ -38,6 +38,15 @@ public: /// Constructor used for normal operation
cHopperEntity(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World);
+ // tolua_begin
+
+ /** Returns the block coords of the block receiving the output items, based on the meta
+ Returns false if unattached
+ */
+ bool GetOutputBlockPos(NIBBLETYPE a_BlockMeta, int & a_OutputX, int & a_OutputY, int & a_OutputZ);
+
+ // tolua_end
+
static const char * GetClassStatic(void) { return "cHopperEntity"; }
protected:
@@ -72,8 +81,20 @@ protected: /// Moves items from the specified ItemGrid into this hopper. Returns true if contents have changed.
bool MoveItemsFromGrid(cItemGrid & a_Grid);
- /// Moves one of the specified itemstack into this hopper. Returns true if contents have changed. Doesn't change the itemstack.
+ /// Moves one piece from the specified itemstack into this hopper. Returns true if contents have changed. Doesn't change the itemstack.
bool MoveItemsFromSlot(const cItem & a_ItemStack, bool a_AllowNewStacks);
+
+ /// Moves items to the chest at the specified coords. Returns true if contents have changed
+ bool MoveItemsToChest(cChunk & a_Chunk, int a_BlockX, int a_BlockY, int a_BlockZ);
+
+ /// Moves items to the furnace at the specified coords. Returns true if contents have changed
+ bool MoveItemsToFurnace(cChunk & a_Chunk, int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_HopperMeta);
+
+ /// Moves items to the specified ItemGrid. Returns true if contents have changed
+ bool MoveItemsToGrid(cItemGrid & a_ItemGrid);
+
+ /// Moves one piece to the specified ItemGrid's slot. Returns true if contents have changed.
+ bool MoveItemsToSlot(cItemGrid & a_ItemGrid, int a_DestSlotNum);
} ;
|