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-rw-r--r--src/Blocks/WorldInterface.h2
-rw-r--r--src/Entities/Pickup.cpp16
-rw-r--r--src/Entities/Pickup.h18
-rw-r--r--src/World.cpp16
-rw-r--r--src/World.h3
5 files changed, 49 insertions, 6 deletions
diff --git a/src/Blocks/WorldInterface.h b/src/Blocks/WorldInterface.h
index c6cf070a0..bac6e2bdf 100644
--- a/src/Blocks/WorldInterface.h
+++ b/src/Blocks/WorldInterface.h
@@ -33,6 +33,8 @@ public:
/** Spawns item pickups for each item in the list. May compress pickups if too many entities. All pickups get the speed specified. */
virtual void SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double a_BlockY, double a_BlockZ, double a_SpeedX, double a_SpeedY, double a_SpeedZ, bool IsPlayerCreated = false) = 0;
+ virtual UInt32 SpawnItemPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f, int a_LifetimeTicks = 6000, bool a_CanCombine = true) = 0;
+
/** Spawns a mob of the specified type.
Returns the mob's UniqueID if recognized and spawned, or cEntity::INVALID_ID on failure. */
virtual UInt32 SpawnMob(double a_PosX, double a_PosY, double a_PosZ, eMonsterType a_MonsterType, bool a_Baby) = 0;
diff --git a/src/Entities/Pickup.cpp b/src/Entities/Pickup.cpp
index 5f64d6fbe..0c6c8feab 100644
--- a/src/Entities/Pickup.cpp
+++ b/src/Entities/Pickup.cpp
@@ -40,8 +40,9 @@ public:
Vector3d EntityPos = a_Entity->GetPosition();
double Distance = (EntityPos - m_Position).Length();
- cItem & Item = static_cast<cPickup *>(a_Entity)->GetItem();
- if ((Distance < 1.2) && Item.IsEqual(m_Pickup->GetItem()))
+ cPickup * OtherPickup = static_cast<cPickup *>(a_Entity);
+ cItem & Item = OtherPickup->GetItem();
+ if ((Distance < 1.2) && Item.IsEqual(m_Pickup->GetItem()) && OtherPickup->CanCombine())
{
short CombineCount = Item.m_ItemCount;
if ((CombineCount + m_Pickup->GetItem().m_ItemCount) > Item.GetMaxStackSize())
@@ -66,6 +67,9 @@ public:
a_Entity->GetWorld()->BroadcastEntityRelMove(*a_Entity, static_cast<char>(DiffX), static_cast<char>(DiffY), static_cast<char>(DiffZ));
/* End of experimental animation */
a_Entity->Destroy();
+
+ // Reset the timer
+ m_Pickup->SetAge(0);
}
else
{
@@ -92,12 +96,14 @@ protected:
-cPickup::cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX /* = 0.f */, float a_SpeedY /* = 0.f */, float a_SpeedZ /* = 0.f */)
+cPickup::cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX, float a_SpeedY, float a_SpeedZ, int a_LifetimeTicks, bool a_CanCombine)
: cEntity(etPickup, a_PosX, a_PosY, a_PosZ, 0.2, 0.2)
, m_Timer(0)
, m_Item(a_Item)
, m_bCollected(false)
, m_bIsPlayerCreated(IsPlayerCreated)
+ , m_bCanCombine(a_CanCombine)
+ , m_Lifetime(cTickTime(a_LifetimeTicks))
{
SetGravity(-16.0f);
SetAirDrag(0.02f);
@@ -165,7 +171,7 @@ void cPickup::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
}
// Try to combine the pickup with adjacent same-item pickups:
- if ((m_Item.m_ItemCount < m_Item.GetMaxStackSize()) && IsOnGround()) // Don't combine if already full or not on ground
+ if ((m_Item.m_ItemCount < m_Item.GetMaxStackSize()) && IsOnGround() && CanCombine()) // Don't combine if already full or not on ground
{
// By using a_Chunk's ForEachEntity() instead of cWorld's, pickups don't combine across chunk boundaries.
// That is a small price to pay for not having to traverse the entire world for each entity.
@@ -188,7 +194,7 @@ void cPickup::Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk)
}
}
- if (m_Timer > std::chrono::minutes(5)) // 5 minutes
+ if (m_Timer > m_Lifetime)
{
Destroy(true);
return;
diff --git a/src/Entities/Pickup.h b/src/Entities/Pickup.h
index ed5949f37..c2fcbd7f2 100644
--- a/src/Entities/Pickup.h
+++ b/src/Entities/Pickup.h
@@ -25,7 +25,7 @@ public:
CLASS_PROTODEF(cPickup)
- cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f);
+ cPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, bool IsPlayerCreated, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f, int a_LifetimeTicks = 6000, bool a_CanCombine = true);
cItem & GetItem(void) {return m_Item; } // tolua_export
const cItem & GetItem(void) const {return m_Item; }
@@ -36,12 +36,24 @@ public:
virtual void Tick(std::chrono::milliseconds a_Dt, cChunk & a_Chunk) override;
+ /** Returns whether this pickup is allowed to combine with other similar pickups */
+ bool CanCombine(void) const { return m_bCanCombine; } // tolua_export
+
+ /** Sets whether this pickup is allowed to combine with other similar pickups */
+ void SetCanCombine(bool a_CanCombine) { m_bCanCombine = a_CanCombine; } // tolua_export
+
/** Returns the number of ticks that this entity has existed */
int GetAge(void) const { return std::chrono::duration_cast<cTickTime>(m_Timer).count(); } // tolua_export
/** Set the number of ticks that this entity has existed */
void SetAge(int a_Age) { m_Timer = cTickTime(a_Age); } // tolua_export
+ /** Returns the number of ticks that this pickup should live for */
+ int GetLifetime(void) const { return std::chrono::duration_cast<cTickTime>(m_Lifetime).count(); } // tolua_export
+
+ /** Set the number of ticks that this pickup should live for */
+ void SetLifetime(int a_Lifetime) { m_Lifetime = cTickTime(a_Lifetime); } // tolua_export
+
/** Returns true if the pickup has already been collected */
bool IsCollected(void) const { return m_bCollected; } // tolua_export
@@ -58,4 +70,8 @@ private:
bool m_bCollected;
bool m_bIsPlayerCreated;
+
+ bool m_bCanCombine;
+
+ std::chrono::milliseconds m_Lifetime;
}; // tolua_export
diff --git a/src/World.cpp b/src/World.cpp
index fa2116597..da7d8fb2d 100644
--- a/src/World.cpp
+++ b/src/World.cpp
@@ -2223,6 +2223,22 @@ void cWorld::SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double
+UInt32 cWorld::SpawnItemPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, float a_SpeedX, float a_SpeedY, float a_SpeedZ, int a_LifetimeTicks, bool a_CanCombine)
+{
+ cPickup * Pickup = new cPickup(a_PosX, a_PosY, a_PosZ, a_Item, false, a_SpeedX, a_SpeedY, a_SpeedZ, a_LifetimeTicks, a_CanCombine);
+ if (!Pickup->Initialize(*this))
+ {
+ delete Pickup;
+ Pickup = nullptr;
+ return cEntity::INVALID_ID;
+ }
+ return Pickup->GetUniqueID();
+}
+
+
+
+
+
UInt32 cWorld::SpawnFallingBlock(int a_X, int a_Y, int a_Z, BLOCKTYPE BlockType, NIBBLETYPE BlockMeta)
{
cFallingBlock * FallingBlock = new cFallingBlock(Vector3i(a_X, a_Y, a_Z), BlockType, BlockMeta);
diff --git a/src/World.h b/src/World.h
index bae7adbb9..a3180e008 100644
--- a/src/World.h
+++ b/src/World.h
@@ -443,6 +443,9 @@ public:
/** Spawns item pickups for each item in the list. May compress pickups if too many entities. All pickups get the speed specified. */
virtual void SpawnItemPickups(const cItems & a_Pickups, double a_BlockX, double a_BlockY, double a_BlockZ, double a_SpeedX, double a_SpeedY, double a_SpeedZ, bool IsPlayerCreated = false) override;
+ /** Spawns a single pickup containing the specified item. */
+ virtual UInt32 SpawnItemPickup(double a_PosX, double a_PosY, double a_PosZ, const cItem & a_Item, float a_SpeedX = 0.f, float a_SpeedY = 0.f, float a_SpeedZ = 0.f, int a_LifetimeTicks = 6000, bool a_CanCombine = true) override;
+
/** Spawns an falling block entity at the given position.
Returns the UniqueID of the spawned falling block, or cEntity::INVALID_ID on failure. */
UInt32 SpawnFallingBlock(int a_X, int a_Y, int a_Z, BLOCKTYPE BlockType, NIBBLETYPE BlockMeta);