From 5b62c4c3145c08b093521e42c565922fa85de4ad Mon Sep 17 00:00:00 2001 From: Tiger Wang Date: Fri, 26 Jun 2015 17:24:51 -0500 Subject: Reorganised the redstone simulator -> Many thanks to @worktycho for the idea, and @Haxi52 for the implementation plan! * Uses classes and inheritance now * Speed should be improved --- .../RedstoneComparatorHandler.h | 128 +++++++++++++++++++++ 1 file changed, 128 insertions(+) create mode 100644 src/Simulator/IncrementalRedstoneSimulator/RedstoneComparatorHandler.h (limited to 'src/Simulator/IncrementalRedstoneSimulator/RedstoneComparatorHandler.h') diff --git a/src/Simulator/IncrementalRedstoneSimulator/RedstoneComparatorHandler.h b/src/Simulator/IncrementalRedstoneSimulator/RedstoneComparatorHandler.h new file mode 100644 index 000000000..1d5f16e9a --- /dev/null +++ b/src/Simulator/IncrementalRedstoneSimulator/RedstoneComparatorHandler.h @@ -0,0 +1,128 @@ + +#pragma once + +#include "RedstoneHandler.h" +#include "Blocks/BlockComparator.h" + + + + + +class cRedstoneComparatorHandler : public cRedstoneHandler +{ + typedef cRedstoneHandler super; +public: + + cRedstoneComparatorHandler(cWorld & a_World) : + super(a_World) + { + } + + unsigned char GetFrontPowerLevel(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, unsigned char a_HighestSidePowerLevel) + { + class cContainerCallback : public cBlockEntityCallback + { + public: + cContainerCallback() : m_SignalStrength(0) + { + } + + virtual bool Item(cBlockEntity * a_BlockEntity) override + { + auto & Contents = static_cast(a_BlockEntity)->GetContents(); + float Fullness = 0; // Is a floating-point type to allow later calculation to produce a non-truncated value + for (int Slot = 0; Slot != Contents.GetNumSlots(); ++Slot) + { + Fullness += Contents.GetSlot(Slot).m_ItemCount / Contents.GetSlot(Slot).GetMaxStackSize(); + } + + m_SignalStrength = static_cast(1 + (Fullness / Contents.GetNumSlots()) * 14); + return false; + } + + unsigned char m_SignalStrength; + } CCB; + + auto RearCoordinate = cBlockComparatorHandler::GetRearCoordinate(a_Position, a_Meta & 0x3); + m_World.DoWithBlockEntityAt(RearCoordinate.x, RearCoordinate.y, RearCoordinate.z, CCB); + auto RearPower = CCB.m_SignalStrength; + auto PotentialSourceHandler = std::move(cIncrementalRedstoneSimulator::CreateComponent(m_World, m_World.GetBlock(RearCoordinate), static_cast(m_World.GetRedstoneSimulator())->GetChunkData())); + if (PotentialSourceHandler != nullptr) + { + BLOCKTYPE Type; + NIBBLETYPE Meta; + if (m_World.GetBlockTypeMeta(RearCoordinate.x, RearCoordinate.y, RearCoordinate.z, Type, Meta)) + { + RearPower = std::max(CCB.m_SignalStrength, PotentialSourceHandler->GetPowerDeliveredToPosition(RearCoordinate, Type, Meta, a_Position, a_BlockType)); + } + } + + if ((a_Meta & 0x4) == 0x4) + { + // Subtraction mode + return static_cast(std::max(static_cast(RearPower) - a_HighestSidePowerLevel, 0)); + } + else + { + // Comparison mode + return (std::max(a_HighestSidePowerLevel, RearPower) == a_HighestSidePowerLevel) ? 0 : RearPower; + } + } + + virtual unsigned char GetPowerDeliveredToPosition(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const Vector3i & a_QueryPosition, BLOCKTYPE a_QueryBlockType) override + { + UNUSED(a_QueryPosition); + UNUSED(a_QueryBlockType); + + return (cBlockComparatorHandler::GetFrontCoordinate(a_Position, a_Meta & 0x3) == a_QueryPosition) ? static_cast(m_World.GetRedstoneSimulator())->GetChunkData()->GetCachedPowerData(a_Position).PowerLevel : 0; + } + + virtual unsigned char GetPowerLevel(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override + { + UNUSED(a_Position); + UNUSED(a_BlockType); + + auto RearCoordinate = cBlockComparatorHandler::GetRearCoordinate(a_Position, a_Meta & 0x3); + auto PotentialSourceHandler = std::move(cIncrementalRedstoneSimulator::CreateComponent(m_World, m_World.GetBlock(RearCoordinate), static_cast(m_World.GetRedstoneSimulator())->GetChunkData())); + if (PotentialSourceHandler != nullptr) + { + BLOCKTYPE Type; + NIBBLETYPE Meta; + if (m_World.GetBlockTypeMeta(RearCoordinate.x, RearCoordinate.y, RearCoordinate.z, Type, Meta)) + { + return PotentialSourceHandler->GetPowerDeliveredToPosition(RearCoordinate, Type, Meta, a_Position, a_BlockType); + } + } + + return 0; + } + + virtual cVector3iArray Update(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, PoweringData a_PoweringData) override + { + LOGD("Evaluating ALU the comparator (%d %d %d)", a_Position.x, a_Position.y, a_Position.z); + + if (GetPowerLevel(a_Position, a_BlockType, a_Meta) > 0) + { + m_World.SetBlockMeta(a_Position, a_Meta | 0x8); + } + else + { + m_World.SetBlockMeta(a_Position, a_Meta & 0x7); + } + + auto Power = GetFrontPowerLevel(a_Position, a_BlockType, a_Meta, a_PoweringData.PowerLevel); + auto PreviousFrontPower = static_cast(m_World.GetRedstoneSimulator())->GetChunkData()->ExchangeUpdateOncePowerData(a_Position, PoweringData(a_PoweringData.PoweringBlock, Power)); + if (Power != PreviousFrontPower.PowerLevel) + { + return GetAdjustedRelatives(a_Position, GetRelativeLaterals()); + } + + return {}; + } + + virtual cVector3iArray GetValidSourcePositions(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override + { + UNUSED(a_BlockType); + return cVector3iArray {cBlockComparatorHandler::GetSideCoordinate(a_Position, a_Meta & 0x3, false), cBlockComparatorHandler::GetSideCoordinate(a_Position, a_Meta & 0x3, true)}; + } +}; -- cgit v1.2.3