82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
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// DelayedFluidSimulator.h
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// Interfaces to the cDelayedFluidSimulator class representing a fluid simulator that has a configurable delay
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// before simulating a block. Each tick it takes a consecutive delay "slot" and simulates only blocks in that slot.
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#pragma once
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#include "FluidSimulator.h"
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class cDelayedFluidSimulatorChunkData :
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public cFluidSimulatorData
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{
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public:
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class cSlot
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{
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public:
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/** Returns true if the specified block is stored */
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bool HasBlock(int a_RelX, int a_RelY, int a_RelZ);
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/** Adds the specified block unless already present; returns true if added, false if the block was already present */
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bool Add(int a_RelX, int a_RelY, int a_RelZ);
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/** Array of block containers, each item stores blocks for one Z coord
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size_t param is the block index (for faster duplicate comparison in Add())
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*/
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std::vector<cCoordWithData<size_t>> m_Blocks[16];
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} ;
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cDelayedFluidSimulatorChunkData(int a_TickDelay);
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virtual ~cDelayedFluidSimulatorChunkData() override;
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/** Slots, one for each delay tick, each containing the blocks to simulate */
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cSlot * m_Slots;
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} ;
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class cDelayedFluidSimulator:
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public cFluidSimulator
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{
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using Super = cFluidSimulator;
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public:
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cDelayedFluidSimulator(cWorld & a_World, BLOCKTYPE a_Fluid, BLOCKTYPE a_StationaryFluid, int a_TickDelay);
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protected:
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virtual void Simulate(float a_Dt) override;
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virtual void SimulateChunk(std::chrono::milliseconds a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) override;
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virtual void AddBlock(cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_Block) override;
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virtual void WakeUp(cChunk & a_Chunk, Vector3i a_Position, BLOCKTYPE a_Block) override;
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virtual cFluidSimulatorData * CreateChunkData(void) override { return new cDelayedFluidSimulatorChunkData(m_TickDelay); }
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int m_TickDelay; // Count of the m_Slots array in each ChunkData
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int m_AddSlotNum; // Index into m_Slots[] where to add new blocks in each ChunkData
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int m_SimSlotNum; // Index into m_Slots[] where to simulate blocks in each ChunkData
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int m_TotalBlocks; // Statistics only: the total number of blocks currently queued
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/* Slots:
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| 0 | 1 | ... | m_AddSlotNum | m_SimSlotNum | ... | m_TickDelay - 1 |
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| adding blocks here ^ | ^ simulating here */
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/** Called from SimulateChunk() to simulate each block in one slot of blocks. Descendants override this method to provide custom simulation. */
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virtual void SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ) = 0;
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} ;
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