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authorTiger Wang <ziwei.tiger@hotmail.co.uk>2014-02-11 23:54:01 +0100
committerTiger Wang <ziwei.tiger@hotmail.co.uk>2014-02-11 23:54:01 +0100
commit9d54f2b761370afb04ebb49e0920de460f269efd (patch)
tree7f117f13a690908bf39eda1b19ff8ea96d077ad7 /src/BlockEntities/HopperEntity.cpp
parentFixed #627 (diff)
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Diffstat (limited to '')
-rw-r--r--src/BlockEntities/HopperEntity.cpp69
1 files changed, 67 insertions, 2 deletions
diff --git a/src/BlockEntities/HopperEntity.cpp b/src/BlockEntities/HopperEntity.cpp
index 2255cad64..2d07ce6c7 100644
--- a/src/BlockEntities/HopperEntity.cpp
+++ b/src/BlockEntities/HopperEntity.cpp
@@ -7,10 +7,12 @@
#include "HopperEntity.h"
#include "../Chunk.h"
#include "../Entities/Player.h"
+#include "../Entities/Pickup.h"
#include "../Bindings/PluginManager.h"
#include "ChestEntity.h"
#include "DropSpenserEntity.h"
#include "FurnaceEntity.h"
+#include "../BoundingBox.h"
@@ -190,8 +192,71 @@ bool cHopperEntity::MoveItemsIn(cChunk & a_Chunk, Int64 a_CurrentTick)
/// Moves pickups from above this hopper into it. Returns true if the contents have changed.
bool cHopperEntity::MovePickupsIn(cChunk & a_Chunk, Int64 a_CurrentTick)
{
- // TODO
- return false;
+ UNUSED(a_CurrentTick);
+
+ class cHopperPickupSearchCallback :
+ public cEntityCallback
+ {
+ public:
+ cHopperPickupSearchCallback(Vector3i a_Pos, cItemGrid & a_Contents) :
+ m_Pos(a_Pos),
+ m_Contents(a_Contents),
+ m_bFoundPickupsAbove(false)
+ {
+ }
+
+ virtual bool Item(cEntity * a_Entity) override
+ {
+ ASSERT(a_Entity != NULL);
+
+ if (!a_Entity->IsPickup() || a_Entity->IsDestroyed())
+ {
+ return false;
+ }
+
+ Vector3f EntityPos = a_Entity->GetPosition();
+ Vector3f BlockPos(m_Pos.x + 0.5f, (float)m_Pos.y + 1, m_Pos.z + 0.5f); // One block above hopper, and search from center outwards
+ float Distance = (EntityPos - BlockPos).Length();
+
+ if (Distance < 0.5)
+ {
+ for (int i = 0; i < ContentsWidth * ContentsHeight; i++)
+ {
+ if (m_Contents.IsSlotEmpty(i))
+ {
+ m_bFoundPickupsAbove = true;
+ m_Contents.SetSlot(i, ((cPickup *)a_Entity)->GetItem());
+ a_Entity->Destroy(); // Kill pickup
+ return false; // Don't break enumeration
+ }
+ else if (m_Contents.GetSlot(i).IsEqual(((cPickup *)a_Entity)->GetItem()))
+ {
+ m_bFoundPickupsAbove = true;
+ m_Contents.ChangeSlotCount(i, ((cPickup *)a_Entity)->GetItem().m_ItemCount);
+ a_Entity->Destroy();
+ return false;
+ }
+ }
+ }
+
+ return false;
+ }
+
+ bool FoundPickupsAbove(void) const
+ {
+ return m_bFoundPickupsAbove;
+ }
+
+ protected:
+ Vector3i m_Pos;
+ bool m_bFoundPickupsAbove;
+ cItemGrid & m_Contents;
+ };
+
+ cHopperPickupSearchCallback HopperPickupSearchCallback(Vector3i(GetPosX(), GetPosY(), GetPosZ()), m_Contents);
+ a_Chunk.ForEachEntity(HopperPickupSearchCallback);
+
+ return HopperPickupSearchCallback.FoundPickupsAbove();
}