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authorAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
committerAlexander Harkness <bearbin@gmail.com>2013-11-24 15:19:41 +0100
commit675b4aa878f16291ce33fced48a2bc7425f635ae (patch)
tree409914df27a98f65adf866da669429c4de141b6f /src/Simulator/DelayedFluidSimulator.h
parentLineBlockTracer: Using the coord-based block faces. (diff)
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diff --git a/src/Simulator/DelayedFluidSimulator.h b/src/Simulator/DelayedFluidSimulator.h
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+
+// DelayedFluidSimulator.h
+
+// Interfaces to the cDelayedFluidSimulator class representing a fluid simulator that has a configurable delay
+// before simulating a block. Each tick it takes a consecutive delay "slot" and simulates only blocks in that slot.
+
+
+
+
+#pragma once
+
+#include "FluidSimulator.h"
+
+
+
+
+
+class cDelayedFluidSimulatorChunkData :
+ public cFluidSimulatorData
+{
+public:
+ class cSlot
+ {
+ public:
+ /// Returns true if the specified block is stored
+ bool HasBlock(int a_RelX, int a_RelY, int a_RelZ);
+
+ /// Adds the specified block unless already present; returns true if added, false if the block was already present
+ bool Add(int a_RelX, int a_RelY, int a_RelZ);
+
+ /** Array of block containers, each item stores blocks for one Z coord
+ Int param is the block index (for faster duplicate comparison in Add())
+ */
+ cCoordWithIntVector m_Blocks[16];
+ } ;
+
+ cDelayedFluidSimulatorChunkData(int a_TickDelay);
+ virtual ~cDelayedFluidSimulatorChunkData();
+
+ /// Slots, one for each delay tick, each containing the blocks to simulate
+ cSlot * m_Slots;
+} ;
+
+
+
+
+
+class cDelayedFluidSimulator :
+ public cFluidSimulator
+{
+ typedef cFluidSimulator super;
+
+public:
+ cDelayedFluidSimulator(cWorld & a_World, BLOCKTYPE a_Fluid, BLOCKTYPE a_StationaryFluid, int a_TickDelay);
+
+ // cSimulator overrides:
+ virtual void AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) override;
+ virtual void Simulate(float a_Dt) override;
+ virtual void SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) override;
+ virtual cFluidSimulatorData * CreateChunkData(void) override { return new cDelayedFluidSimulatorChunkData(m_TickDelay); }
+
+protected:
+
+ int m_TickDelay; // Count of the m_Slots array in each ChunkData
+ int m_AddSlotNum; // Index into m_Slots[] where to add new blocks in each ChunkData
+ int m_SimSlotNum; // Index into m_Slots[] where to simulate blocks in each ChunkData
+
+ int m_TotalBlocks; // Statistics only: the total number of blocks currently queued
+
+ /*
+ Slots:
+ | 0 | 1 | ... | m_AddSlotNum | m_SimSlotNum | ... | m_TickDelay - 1 |
+ adding blocks here ^ | ^ simulating here
+ */
+
+ /// Called from SimulateChunk() to simulate each block in one slot of blocks. Descendants override this method to provide custom simulation.
+ virtual void SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ) = 0;
+} ;
+
+
+
+