From 675b4aa878f16291ce33fced48a2bc7425f635ae Mon Sep 17 00:00:00 2001 From: Alexander Harkness Date: Sun, 24 Nov 2013 14:19:41 +0000 Subject: Moved source to src --- src/BlockEntities/FurnaceEntity.cpp | 479 ++++++++++++++++++++++++++++++++++++ 1 file changed, 479 insertions(+) create mode 100644 src/BlockEntities/FurnaceEntity.cpp (limited to 'src/BlockEntities/FurnaceEntity.cpp') diff --git a/src/BlockEntities/FurnaceEntity.cpp b/src/BlockEntities/FurnaceEntity.cpp new file mode 100644 index 000000000..ec5ebe8b9 --- /dev/null +++ b/src/BlockEntities/FurnaceEntity.cpp @@ -0,0 +1,479 @@ + +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "FurnaceEntity.h" +#include "../UI/Window.h" +#include "../Entities/Player.h" +#include "../Root.h" +#include "../Chunk.h" +#include + + + + + + +enum +{ + PROGRESSBAR_SMELTING = 0, + PROGRESSBAR_FUEL = 1, +} ; + + + + + +cFurnaceEntity::cFurnaceEntity(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, cWorld * a_World) : + super(E_BLOCK_FURNACE, a_BlockX, a_BlockY, a_BlockZ, ContentsWidth, ContentsHeight, a_World), + m_BlockType(a_BlockType), + m_BlockMeta(a_BlockMeta), + m_CurrentRecipe(NULL), + m_IsCooking((a_World->GetBlock(a_BlockX, a_BlockY, a_BlockZ) == E_BLOCK_LIT_FURNACE)), + m_NeedCookTime(0), + m_TimeCooked(0), + m_FuelBurnTime(0), + m_TimeBurned(0), + m_LastProgressFuel(0), + m_LastProgressCook(0) +{ + cBlockEntityWindowOwner::SetBlockEntity(this); + m_Contents.AddListener(*this); +} + + + + + +cFurnaceEntity::~cFurnaceEntity() +{ + // Tell window its owner is destroyed + cWindow * Window = GetWindow(); + if (Window != NULL) + { + Window->OwnerDestroyed(); + } +} + + + + + +void cFurnaceEntity::UsedBy(cPlayer * a_Player) +{ + if (GetWindow() == NULL) + { + OpenWindow(new cFurnaceWindow(m_PosX, m_PosY, m_PosZ, this)); + } + cWindow * Window = GetWindow(); + if (Window != NULL) + { + if (a_Player->GetWindow() != Window) + { + a_Player->OpenWindow(Window); + BroadcastProgress(PROGRESSBAR_FUEL, m_LastProgressFuel); + BroadcastProgress(PROGRESSBAR_SMELTING, m_LastProgressCook); + } + } +} + + + + + +/// Restarts cooking. Used after the furnace is loaded from storage to set up the internal variables so that cooking continues, if it was active. Returns true if cooking. +bool cFurnaceEntity::ContinueCooking(void) +{ + UpdateInput(); + UpdateFuel(); + return m_IsCooking; +} + + + + + +bool cFurnaceEntity::Tick(float a_Dt, cChunk & a_Chunk) +{ + if (m_FuelBurnTime <= 0) + { + // No fuel is burning, reset progressbars and bail out + if ((m_LastProgressCook > 0) || (m_LastProgressFuel > 0)) + { + UpdateProgressBars(); + } + return false; + } + + if (m_IsCooking) + { + m_TimeCooked++; + if (m_TimeCooked >= m_NeedCookTime) + { + // Finished smelting one item + FinishOne(a_Chunk); + } + } + + m_TimeBurned++; + if (m_TimeBurned >= m_FuelBurnTime) + { + // The current fuel has been exhausted, use another one, if possible + BurnNewFuel(); + } + + UpdateProgressBars(); + + return true; +} + + + + + +bool cFurnaceEntity::LoadFromJson(const Json::Value & a_Value) +{ + m_PosX = a_Value.get("x", 0).asInt(); + m_PosY = a_Value.get("y", 0).asInt(); + m_PosZ = a_Value.get("z", 0).asInt(); + + Json::Value AllSlots = a_Value.get("Slots", 0); + int SlotIdx = 0; + for (Json::Value::iterator itr = AllSlots.begin(); itr != AllSlots.end(); ++itr) + { + cItem Item; + Item.FromJson(*itr); + SetSlot(SlotIdx, Item); + SlotIdx++; + } + + m_NeedCookTime = (int)(a_Value.get("CookTime", 0).asDouble() / 50); + m_TimeCooked = (int)(a_Value.get("TimeCooked", 0).asDouble() / 50); + m_FuelBurnTime = (int)(a_Value.get("BurnTime", 0).asDouble() / 50); + m_TimeBurned = (int)(a_Value.get("TimeBurned", 0).asDouble() / 50); + + return true; +} + + + + + +void cFurnaceEntity::SaveToJson( Json::Value& a_Value ) +{ + a_Value["x"] = m_PosX; + a_Value["y"] = m_PosY; + a_Value["z"] = m_PosZ; + + Json::Value AllSlots; + int NumSlots = m_Contents.GetNumSlots(); + for (int i = 0; i < NumSlots; i++) + { + Json::Value Slot; + m_Contents.GetSlot(i).GetJson(Slot); + AllSlots.append(Slot); + } + a_Value["Slots"] = AllSlots; + + a_Value["CookTime"] = m_NeedCookTime * 50; + a_Value["TimeCooked"] = m_TimeCooked * 50; + a_Value["BurnTime"] = m_FuelBurnTime * 50; + a_Value["TimeBurned"] = m_TimeBurned * 50; +} + + + + + +void cFurnaceEntity::SendTo(cClientHandle & a_Client) +{ + // Nothing needs to be sent + UNUSED(a_Client); +} + + + + + +void cFurnaceEntity::BroadcastProgress(int a_ProgressbarID, short a_Value) +{ + cWindow * Window = GetWindow(); + if (Window != NULL) + { + Window->BroadcastProgress(a_ProgressbarID, a_Value); + } +} + + + + + +/// One item finished cooking +void cFurnaceEntity::FinishOne(cChunk & a_Chunk) +{ + m_TimeCooked = 0; + + if (m_Contents.GetSlot(fsOutput).IsEmpty()) + { + m_Contents.SetSlot(fsOutput, *m_CurrentRecipe->Out); + } + else + { + m_Contents.ChangeSlotCount(fsOutput, m_CurrentRecipe->Out->m_ItemCount); + } + m_Contents.ChangeSlotCount(fsInput, -m_CurrentRecipe->In->m_ItemCount); + + UpdateIsCooking(); +} + + + + + +void cFurnaceEntity::BurnNewFuel(void) +{ + cFurnaceRecipe * FR = cRoot::Get()->GetFurnaceRecipe(); + int NewTime = FR->GetBurnTime(m_Contents.GetSlot(fsFuel)); + if (NewTime == 0) + { + // The item in the fuel slot is not suitable + m_FuelBurnTime = 0; + m_TimeBurned = 0; + SetIsCooking(false); + return; + } + + // Is the input and output ready for cooking? + if (!CanCookInputToOutput()) + { + return; + } + + // Burn one new fuel: + m_FuelBurnTime = NewTime; + m_TimeBurned = 0; + SetIsCooking(true); + if (m_Contents.GetSlot(fsFuel).m_ItemType == E_ITEM_LAVA_BUCKET) + { + m_Contents.SetSlot(fsFuel, cItem(E_ITEM_BUCKET)); + } + else + { + m_Contents.ChangeSlotCount(fsFuel, -1); + } +} + + + + + +void cFurnaceEntity::OnSlotChanged(cItemGrid * a_ItemGrid, int a_SlotNum) +{ + super::OnSlotChanged(a_ItemGrid, a_SlotNum); + + if (m_World == NULL) + { + // The furnace isn't initialized yet, do no processing + return; + } + + ASSERT(a_ItemGrid == &m_Contents); + switch (a_SlotNum) + { + case fsInput: + { + UpdateInput(); + break; + } + + case fsFuel: + { + UpdateFuel(); + break; + } + + case fsOutput: + { + UpdateOutput(); + break; + } + } +} + + + + + + +/// Updates the current recipe, based on the current input +void cFurnaceEntity::UpdateInput(void) +{ + if (!m_Contents.GetSlot(fsInput).IsStackableWith(m_LastInput)) + { + // The input is different from what we had before, reset the cooking time + m_TimeCooked = 0; + } + m_LastInput = m_Contents.GetSlot(fsInput); + + cFurnaceRecipe * FR = cRoot::Get()->GetFurnaceRecipe(); + m_CurrentRecipe = FR->GetRecipeFrom(m_Contents.GetSlot(fsInput)); + if (!CanCookInputToOutput()) + { + // This input cannot be cooked + m_NeedCookTime = 0; + SetIsCooking(false); + } + else + { + m_NeedCookTime = m_CurrentRecipe->CookTime; + SetIsCooking(true); + + // Start burning new fuel if there's no flame now: + if (GetFuelBurnTimeLeft() <= 0) + { + BurnNewFuel(); + } + } +} + + + + + +/// Called when the fuel slot changes or when the fuel is spent, burns another piece of fuel if appropriate +void cFurnaceEntity::UpdateFuel(void) +{ + if (m_FuelBurnTime > m_TimeBurned) + { + // The current fuel is still burning, don't modify anything: + return; + } + + // The current fuel is spent, try to burn some more: + BurnNewFuel(); +} + + + + + +/// Called when the output slot changes; starts burning if space became available +void cFurnaceEntity::UpdateOutput(void) +{ + if (!CanCookInputToOutput()) + { + // Cannot cook anymore: + m_TimeCooked = 0; + m_NeedCookTime = 0; + SetIsCooking(false); + return; + } + + // No need to burn new fuel, the Tick() function will take care of that + + // Can cook, start cooking if not already underway: + m_NeedCookTime = m_CurrentRecipe->CookTime; + SetIsCooking(m_FuelBurnTime > 0); +} + + + + + +/// Updates the m_IsCooking, based on the input slot, output slot and m_FuelBurnTime / m_TimeBurned +void cFurnaceEntity::UpdateIsCooking(void) +{ + if ( + !CanCookInputToOutput() || // Cannot cook this + (m_FuelBurnTime <= 0) || // No fuel + (m_TimeBurned >= m_FuelBurnTime) // Fuel burnt out + ) + { + // Reset everything + SetIsCooking(false); + m_TimeCooked = 0; + m_NeedCookTime = 0; + return; + } + + SetIsCooking(true); +} + + + + + +/// Returns true if the input can be cooked into output and the item counts allow for another cooking operation +bool cFurnaceEntity::CanCookInputToOutput(void) const +{ + if (m_CurrentRecipe == NULL) + { + // This input cannot be cooked + return false; + } + + if (m_Contents.GetSlot(fsOutput).IsEmpty()) + { + // The output is empty, can cook + return true; + } + + if (!m_Contents.GetSlot(fsOutput).IsStackableWith(*m_CurrentRecipe->Out)) + { + // The output slot is blocked with something that cannot be stacked with the recipe's output + return false; + } + + if (m_Contents.GetSlot(fsOutput).IsFullStack()) + { + // Cannot add any more items to the output slot + return false; + } + + return true; +} + + + + + +/// Broadcasts progressbar updates, if needed +void cFurnaceEntity::UpdateProgressBars(void) +{ + // In order to preserve bandwidth, an update is sent only every 10th tick + // That's why the comparisons use the division by eight + + int CurFuel = (m_FuelBurnTime > 0) ? (200 - 200 * m_TimeBurned / m_FuelBurnTime) : 0; + if ((CurFuel / 8) != (m_LastProgressFuel / 8)) + { + BroadcastProgress(PROGRESSBAR_FUEL, CurFuel); + m_LastProgressFuel = CurFuel; + } + + int CurCook = (m_NeedCookTime > 0) ? (200 * m_TimeCooked / m_NeedCookTime) : 0; + if ((CurCook / 8) != (m_LastProgressCook / 8)) + { + BroadcastProgress(PROGRESSBAR_SMELTING, CurCook); + m_LastProgressCook = CurCook; + } +} + + + + + +void cFurnaceEntity::SetIsCooking(bool a_IsCooking) +{ + if (a_IsCooking == m_IsCooking) + { + return; + } + + m_IsCooking = a_IsCooking; + + // Light or extinguish the furnace: + m_World->FastSetBlock(m_PosX, m_PosY, m_PosZ, m_IsCooking ? E_BLOCK_LIT_FURNACE : E_BLOCK_FURNACE, m_BlockMeta); +} + + + + -- cgit v1.2.3