diff options
Diffstat (limited to 'src/Simulator')
| -rw-r--r-- | src/Simulator/DelayedFluidSimulator.cpp | 2 | ||||
| -rw-r--r-- | src/Simulator/FireSimulator.cpp | 56 | ||||
| -rw-r--r-- | src/Simulator/FloodyFluidSimulator.cpp | 99 | ||||
| -rw-r--r-- | src/Simulator/FloodyFluidSimulator.h | 18 | ||||
| -rw-r--r-- | src/Simulator/FluidSimulator.cpp | 3 | ||||
| -rw-r--r-- | src/Simulator/IncrementalRedstoneSimulator.cpp | 1704 | ||||
| -rw-r--r-- | src/Simulator/IncrementalRedstoneSimulator.h | 283 | ||||
| -rw-r--r-- | src/Simulator/NoopRedstoneSimulator.h | 40 | ||||
| -rw-r--r-- | src/Simulator/RedstoneSimulator.cpp | 1519 | ||||
| -rw-r--r-- | src/Simulator/RedstoneSimulator.h | 250 | ||||
| -rw-r--r-- | src/Simulator/SandSimulator.cpp | 2 | ||||
| -rw-r--r-- | src/Simulator/Simulator.cpp | 1 | ||||
| -rw-r--r-- | src/Simulator/Simulator.h | 2 | ||||
| -rw-r--r-- | src/Simulator/VanillaFluidSimulator.cpp | 150 | ||||
| -rw-r--r-- | src/Simulator/VanillaFluidSimulator.h | 42 |
15 files changed, 2381 insertions, 1790 deletions
diff --git a/src/Simulator/DelayedFluidSimulator.cpp b/src/Simulator/DelayedFluidSimulator.cpp index 3d2170e44..bc5158d95 100644 --- a/src/Simulator/DelayedFluidSimulator.cpp +++ b/src/Simulator/DelayedFluidSimulator.cpp @@ -20,7 +20,7 @@ bool cDelayedFluidSimulatorChunkData::cSlot::Add(int a_RelX, int a_RelY, int a_RelZ) { ASSERT(a_RelZ >= 0); - ASSERT(a_RelZ < ARRAYCOUNT(m_Blocks)); + ASSERT(a_RelZ < static_cast<int>(ARRAYCOUNT(m_Blocks))); cCoordWithIntVector & Blocks = m_Blocks[a_RelZ]; int Index = cChunkDef::MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ); diff --git a/src/Simulator/FireSimulator.cpp b/src/Simulator/FireSimulator.cpp index d7c5ab3b4..470dfc791 100644 --- a/src/Simulator/FireSimulator.cpp +++ b/src/Simulator/FireSimulator.cpp @@ -6,6 +6,8 @@ #include "../BlockID.h" #include "../Defines.h" #include "../Chunk.h" +#include "Root.h" +#include "../Bindings/PluginManager.h" @@ -162,13 +164,27 @@ bool cFireSimulator::IsFuel(BLOCKTYPE a_BlockType) switch (a_BlockType) { case E_BLOCK_PLANKS: + case E_BLOCK_DOUBLE_WOODEN_SLAB: + case E_BLOCK_WOODEN_SLAB: + case E_BLOCK_WOODEN_STAIRS: + case E_BLOCK_SPRUCE_WOOD_STAIRS: + case E_BLOCK_BIRCH_WOOD_STAIRS: + case E_BLOCK_JUNGLE_WOOD_STAIRS: case E_BLOCK_LEAVES: + case E_BLOCK_NEW_LEAVES: case E_BLOCK_LOG: + case E_BLOCK_NEW_LOG: case E_BLOCK_WOOL: case E_BLOCK_BOOKCASE: case E_BLOCK_FENCE: case E_BLOCK_TNT: case E_BLOCK_VINES: + case E_BLOCK_HAY_BALE: + case E_BLOCK_TALL_GRASS: + case E_BLOCK_BIG_FLOWER: + case E_BLOCK_DANDELION: + case E_BLOCK_FLOWER: + case E_BLOCK_CARPET: { return true; } @@ -238,7 +254,7 @@ int cFireSimulator::GetBurnStepTime(cChunk * a_Chunk, int a_RelX, int a_RelY, in { return m_BurnStepTimeFuel; } - IsBlockBelowSolid = g_BlockIsSolid[BlockBelow]; + IsBlockBelowSolid = cBlockInfo::IsSolid(BlockBelow); } for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) @@ -301,9 +317,15 @@ void cFireSimulator::TrySpreadFire(cChunk * a_Chunk, int a_RelX, int a_RelY, int */ if (CanStartFireInBlock(a_Chunk, x, y, z)) { - FLOG("FS: Starting new fire at {%d, %d, %d}.", - x + a_Chunk->GetPosX() * cChunkDef::Width, y, z + a_Chunk->GetPosZ() * cChunkDef::Width - ); + int a_PosX = x + a_Chunk->GetPosX() * cChunkDef::Width; + int a_PosZ = z + a_Chunk->GetPosZ() * cChunkDef::Width; + + if (cRoot::Get()->GetPluginManager()->CallHookBlockSpread(&m_World, a_PosX, y, a_PosZ, ssFireSpread)) + { + return; + } + + FLOG("FS: Starting new fire at {%d, %d, %d}.", a_PosX, y, a_PosZ); a_Chunk->UnboundedRelSetBlock(x, y, z, E_BLOCK_FIRE, 0); } } // for y @@ -320,21 +342,33 @@ void cFireSimulator::RemoveFuelNeighbors(cChunk * a_Chunk, int a_RelX, int a_Rel for (size_t i = 0; i < ARRAYCOUNT(gNeighborCoords); i++) { BLOCKTYPE BlockType; - NIBBLETYPE BlockMeta; - if (!a_Chunk->UnboundedRelGetBlock(a_RelX + gNeighborCoords[i].x, a_RelY + gNeighborCoords[i].y, a_RelZ + gNeighborCoords[i].z, BlockType, BlockMeta)) + int X = a_RelX + gNeighborCoords[i].x; + int Z = a_RelZ + gNeighborCoords[i].z; + + cChunkPtr Neighbour = a_Chunk->GetRelNeighborChunkAdjustCoords(X, Z); + if (Neighbour == NULL) { - // Neighbor not accessible, ignore it continue; } + BlockType = Neighbour->GetBlock(X, a_RelY + gCrossCoords[i].y, Z); + if (!IsFuel(BlockType)) { continue; } + + if (BlockType == E_BLOCK_TNT) + { + int AbsX = X + Neighbour->GetPosX() * cChunkDef::Width; + int AbsZ = Z + Neighbour->GetPosZ() * cChunkDef::Width; + + m_World.SpawnPrimedTNT(AbsX, a_RelY + gNeighborCoords[i].y, AbsZ, 0); + Neighbour->SetBlock(X, a_RelY + gNeighborCoords[i].y, Z, E_BLOCK_AIR, 0); + return; + } + bool ShouldReplaceFuel = (m_World.GetTickRandomNumber(MAX_CHANCE_REPLACE_FUEL) < m_ReplaceFuelChance); - a_Chunk->UnboundedRelSetBlock( - a_RelX + gNeighborCoords[i].x, a_RelY + gNeighborCoords[i].y, a_RelZ + gNeighborCoords[i].z, - ShouldReplaceFuel ? E_BLOCK_FIRE : E_BLOCK_AIR, 0 - ); + Neighbour->SetBlock(X, a_RelY + gNeighborCoords[i].y, Z, ShouldReplaceFuel ? E_BLOCK_FIRE : E_BLOCK_AIR, 0); } // for i - Coords[] } diff --git a/src/Simulator/FloodyFluidSimulator.cpp b/src/Simulator/FloodyFluidSimulator.cpp index fdc4643a8..03e94e791 100644 --- a/src/Simulator/FloodyFluidSimulator.cpp +++ b/src/Simulator/FloodyFluidSimulator.cpp @@ -11,6 +11,7 @@ #include "../Chunk.h" #include "../BlockArea.h" #include "../Blocks/BlockHandler.h" +#include "../BlockInServerPluginInterface.h" @@ -53,14 +54,23 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re a_Chunk->GetMeta(a_RelX, a_RelY, a_RelZ) ); - NIBBLETYPE MyMeta = a_Chunk->GetMeta(a_RelX, a_RelY, a_RelZ); - if (!IsAnyFluidBlock(a_Chunk->GetBlock(a_RelX, a_RelY, a_RelZ))) + BLOCKTYPE MyBlock; NIBBLETYPE MyMeta; + a_Chunk->GetBlockTypeMeta(a_RelX, a_RelY, a_RelZ, MyBlock, MyMeta); + + if (!IsAnyFluidBlock(MyBlock)) { // Can happen - if a block is scheduled for simulating and gets replaced in the meantime. FLOG(" BadBlockType exit"); return; } + // When in contact with water, lava should harden + if (HardenBlock(a_Chunk, a_RelX, a_RelY, a_RelZ, MyBlock, MyMeta)) + { + // Block was changed, bail out + return; + } + if (MyMeta != 0) { // Source blocks aren't checked for tributaries, others are. @@ -85,7 +95,12 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re { // Spread only down, possibly washing away what's there or turning lava to stone / cobble / obsidian: SpreadToNeighbor(a_Chunk, a_RelX, a_RelY - 1, a_RelZ, 8); - SpreadFurther = false; + + // Source blocks spread both downwards and sideways + if (MyMeta != 0) + { + SpreadFurther = false; + } } // If source creation is on, check for it here: else if ( @@ -104,10 +119,7 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re if (SpreadFurther && (NewMeta < 8)) { // Spread to the neighbors: - SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, NewMeta); - SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, NewMeta); - SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, NewMeta); - SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, NewMeta); + Spread(a_Chunk, a_RelX, a_RelY, a_RelZ, NewMeta); } // Mark as processed: @@ -118,6 +130,17 @@ void cFloodyFluidSimulator::SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_Re +void cFloodyFluidSimulator::Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta) +{ + SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, a_NewMeta); + SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, a_NewMeta); + SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, a_NewMeta); + SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, a_NewMeta); +} + + + + bool cFloodyFluidSimulator::CheckTributaries(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_MyMeta) { // If we have a section above, check if there's fluid above this block that would feed it: @@ -273,8 +296,13 @@ void cFloodyFluidSimulator::SpreadToNeighbor(cChunk * a_NearChunk, int a_RelX, i cBlockHandler * Handler = BlockHandler(BlockType); if (Handler->DoesDropOnUnsuitable()) { + cChunkInterface ChunkInterface(m_World.GetChunkMap()); + cBlockInServerPluginInterface PluginInterface(m_World); Handler->DropBlock( - &m_World, NULL, + ChunkInterface, + m_World, + PluginInterface, + NULL, a_NearChunk->GetPosX() * cChunkDef::Width + a_RelX, a_RelY, a_NearChunk->GetPosZ() * cChunkDef::Width + a_RelZ @@ -290,6 +318,8 @@ void cFloodyFluidSimulator::SpreadToNeighbor(cChunk * a_NearChunk, int a_RelX, i a_NewMeta ); a_NearChunk->UnboundedRelSetBlock(a_RelX, a_RelY, a_RelZ, m_FluidBlock, a_NewMeta); + + HardenBlock(a_NearChunk, a_RelX, a_RelY, a_RelZ, m_FluidBlock, a_NewMeta); } @@ -342,3 +372,56 @@ bool cFloodyFluidSimulator::CheckNeighborsForSource(cChunk * a_Chunk, int a_RelX + +bool cFloodyFluidSimulator::HardenBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) +{ + // Only lava blocks can harden + if (!IsBlockLava(a_BlockType)) + { + return false; + } + + bool ShouldHarden = false; + + BLOCKTYPE BlockType; + NIBBLETYPE BlockMeta; + static const Vector3i Coords[] = + { + Vector3i( 1, 0, 0), + Vector3i(-1, 0, 0), + Vector3i( 0, 0, 1), + Vector3i( 0, 0, -1), + }; + for (size_t i = 0; i < ARRAYCOUNT(Coords); i++) + { + if (!a_Chunk->UnboundedRelGetBlock(a_RelX + Coords[i].x, a_RelY, a_RelZ + Coords[i].z, BlockType, BlockMeta)) + { + continue; + } + if (IsBlockWater(BlockType)) + { + ShouldHarden = true; + } + } // for i - Coords[] + + if (ShouldHarden) + { + if (a_Meta == 0) + { + // Source lava block + a_Chunk->UnboundedRelSetBlock(a_RelX, a_RelY, a_RelZ, E_BLOCK_OBSIDIAN, 0); + return true; + } + // Ignore last lava level + else if (a_Meta <= 4) + { + a_Chunk->UnboundedRelSetBlock(a_RelX, a_RelY, a_RelZ, E_BLOCK_COBBLESTONE, 0); + return true; + } + } + + return false; +} + + + diff --git a/src/Simulator/FloodyFluidSimulator.h b/src/Simulator/FloodyFluidSimulator.h index c4af2e246..632de3bb2 100644 --- a/src/Simulator/FloodyFluidSimulator.h +++ b/src/Simulator/FloodyFluidSimulator.h @@ -38,14 +38,26 @@ protected: // cDelayedFluidSimulator overrides: virtual void SimulateBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ) override; - /// Checks tributaries, if not fed, decreases the block's level and returns true + /** Checks tributaries, if not fed, decreases the block's level and returns true. */ bool CheckTributaries(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_MyMeta); - /// Spreads into the specified block, if the blocktype there allows. a_Area is for checking. + /** Spreads into the specified block, if the blocktype there allows. a_Area is for checking. */ void SpreadToNeighbor(cChunk * a_NearChunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta); - /// Checks if there are enough neighbors to create a source at the coords specified; turns into source and returns true if so + /** Checks if there are enough neighbors to create a source at the coords specified; turns into source and returns true if so. */ bool CheckNeighborsForSource(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ); + + /** Checks if the specified block should harden (Water/Lava interaction) and if so, converts it to a suitable block. + * + * Returns whether the block was changed or not. + */ + bool HardenBlock(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta); + + /** Spread water to neighbors. + * + * May be overridden to provide more sophisticated algorithms. + */ + virtual void Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta); } ; diff --git a/src/Simulator/FluidSimulator.cpp b/src/Simulator/FluidSimulator.cpp index 72b2eb628..7779573d7 100644 --- a/src/Simulator/FluidSimulator.cpp +++ b/src/Simulator/FluidSimulator.cpp @@ -36,6 +36,7 @@ bool cFluidSimulator::CanWashAway(BLOCKTYPE a_BlockType) case E_BLOCK_COBWEB: case E_BLOCK_CROPS: case E_BLOCK_DEAD_BUSH: + case E_BLOCK_LILY_PAD: case E_BLOCK_RAIL: case E_BLOCK_REDSTONE_TORCH_OFF: case E_BLOCK_REDSTONE_TORCH_ON: @@ -166,14 +167,12 @@ Direction cFluidSimulator::GetFlowingDirection(int a_X, int a_Y, int a_Z, bool a { LowestPoint = Meta; X = Pos->x; - Pos->y; //Remove if no side effects Z = Pos->z; } }else if(BlockID == E_BLOCK_AIR) { LowestPoint = 9; //This always dominates X = Pos->x; - Pos->y; //Remove if no side effects Z = Pos->z; } diff --git a/src/Simulator/IncrementalRedstoneSimulator.cpp b/src/Simulator/IncrementalRedstoneSimulator.cpp new file mode 100644 index 000000000..f12c29211 --- /dev/null +++ b/src/Simulator/IncrementalRedstoneSimulator.cpp @@ -0,0 +1,1704 @@ +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "IncrementalRedstoneSimulator.h" +#include "../BlockEntities/DropSpenserEntity.h" +#include "../BlockEntities/NoteEntity.h" +#include "../BlockEntities/CommandBlockEntity.h" +#include "../Entities/TNTEntity.h" +#include "../Entities/Pickup.h" +#include "../Blocks/BlockTorch.h" +#include "../Blocks/BlockDoor.h" +#include "../Piston.h" + + + + + +cIncrementalRedstoneSimulator::cIncrementalRedstoneSimulator(cWorld & a_World) + : super(a_World) +{ +} + + + + + +cIncrementalRedstoneSimulator::~cIncrementalRedstoneSimulator() +{ +} + + + + + +void cIncrementalRedstoneSimulator::RedstoneAddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk, cChunk * a_OtherChunk) +{ + if ((a_Chunk == NULL) || !a_Chunk->IsValid()) + { + return; + } + else if ((a_BlockY < 0) || (a_BlockY > cChunkDef::Height)) + { + return; + } + + // We may be called with coordinates in a chunk that is not the first chunk parameter + // In that case, the actual chunk (which the coordinates are in), will be passed as the second parameter + // Use that Chunk pointer to get a relative position + + int RelX = 0; + int RelZ = 0; + BLOCKTYPE Block; + NIBBLETYPE Meta; + + if (a_OtherChunk != NULL) + { + RelX = a_BlockX - a_OtherChunk->GetPosX() * cChunkDef::Width; + RelZ = a_BlockZ - a_OtherChunk->GetPosZ() * cChunkDef::Width; + a_OtherChunk->GetBlockTypeMeta(RelX, a_BlockY, RelZ, Block, Meta); + } + else + { + RelX = a_BlockX - a_Chunk->GetPosX() * cChunkDef::Width; + RelZ = a_BlockZ - a_Chunk->GetPosZ() * cChunkDef::Width; + a_Chunk->GetBlockTypeMeta(RelX, a_BlockY, RelZ, Block, Meta); + } + + // Every time a block is changed (AddBlock called), we want to go through all lists and check to see if the coordiantes stored within are still valid + // Checking only when a block is changed, as opposed to every tick, also improves performance + + PoweredBlocksList * PoweredBlocks = a_Chunk->GetRedstoneSimulatorPoweredBlocksList(); + for (PoweredBlocksList::iterator itr = PoweredBlocks->begin(); itr != PoweredBlocks->end(); ++itr) + { + if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + continue; + } + + if (!IsPotentialSource(Block)) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from powered blocks list as it no longer connected to a source", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + PoweredBlocks->erase(itr); + break; + } + else if ( + // Changeable sources + ((Block == E_BLOCK_REDSTONE_WIRE) && (Meta == 0)) || + ((Block == E_BLOCK_LEVER) && !IsLeverOn(Meta)) || + ((Block == E_BLOCK_DETECTOR_RAIL) && (Meta & 0x08) == 0) || + (((Block == E_BLOCK_STONE_BUTTON) || (Block == E_BLOCK_WOODEN_BUTTON)) && (!IsButtonOn(Meta))) || + (((Block == E_BLOCK_STONE_PRESSURE_PLATE) || (Block == E_BLOCK_WOODEN_PRESSURE_PLATE)) && (Meta == 0)) || + (((Block == E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE) || (Block == E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE)) && (Meta == 0)) + ) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from powered blocks list due to present/past metadata mismatch", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + PoweredBlocks->erase(itr); + break; + } + else if (Block == E_BLOCK_DAYLIGHT_SENSOR) + { + if (!a_Chunk->IsLightValid()) + { + m_World.QueueLightChunk(a_Chunk->GetPosX(), a_Chunk->GetPosZ()); + break; + } + else + { + NIBBLETYPE SkyLight; + a_Chunk->UnboundedRelGetBlockSkyLight(RelX, itr->a_SourcePos.y + 1, RelZ, SkyLight); + + if (a_Chunk->GetTimeAlteredLight(SkyLight) <= 8) // Could use SkyLight - m_World.GetSkyDarkness(); + { + LOGD("cIncrementalRedstoneSimulator: Erased daylight sensor from powered blocks list due to insufficient light level"); + PoweredBlocks->erase(itr); + break; + } + } + } + } + + LinkedBlocksList * LinkedPoweredBlocks = a_Chunk->GetRedstoneSimulatorLinkedBlocksList(); + // We loop through all values (insteading of breaking out at the first) to make sure everything is gone, as there can be multiple SourceBlock entries for one AddBlock coordinate + for (LinkedBlocksList::iterator itr = LinkedPoweredBlocks->begin(); itr != LinkedPoweredBlocks->end();) + { + if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + if (!IsPotentialSource(Block)) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list as it is no longer connected to a source", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + itr = LinkedPoweredBlocks->erase(itr); + continue; + } + else if ( + // Things that can send power through a block but which depends on meta + ((Block == E_BLOCK_REDSTONE_WIRE) && (Meta == 0)) || + ((Block == E_BLOCK_LEVER) && !IsLeverOn(Meta)) || + (((Block == E_BLOCK_STONE_BUTTON) || (Block == E_BLOCK_WOODEN_BUTTON)) && (!IsButtonOn(Meta))) + ) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list due to present/past metadata mismatch", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + itr = LinkedPoweredBlocks->erase(itr); + continue; + } + } + else if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + if (!IsViableMiddleBlock(Block)) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list as it is no longer powered through a valid middle block", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + itr = LinkedPoweredBlocks->erase(itr); + continue; + } + } + ++itr; + } + + SimulatedPlayerToggleableList * SimulatedPlayerToggleableBlocks = a_Chunk->GetRedstoneSimulatorSimulatedPlayerToggleableList(); + for (SimulatedPlayerToggleableList::iterator itr = SimulatedPlayerToggleableBlocks->begin(); itr != SimulatedPlayerToggleableBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + continue; + } + + if (!IsAllowedBlock(Block)) + { + LOGD("cIncrementalRedstoneSimulator: Erased block @ {%i, %i, %i} from toggleable simulated list as it is no longer redstone", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); + SimulatedPlayerToggleableBlocks->erase(itr); + break; + } + } + + RepeatersDelayList * RepeatersDelayList = a_Chunk->GetRedstoneSimulatorRepeatersDelayList(); + for (RepeatersDelayList::iterator itr = RepeatersDelayList->begin(); itr != RepeatersDelayList->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + continue; + } + + if ((Block != E_BLOCK_REDSTONE_REPEATER_ON) && (Block != E_BLOCK_REDSTONE_REPEATER_OFF)) + { + RepeatersDelayList->erase(itr); + break; + } + } + + if (a_OtherChunk != NULL) + { + // DO NOT touch our chunk's data structure if we are being called with coordinates from another chunk - this one caused me massive grief :P + return; + } + + cRedstoneSimulatorChunkData * RedstoneSimulatorChunkData = a_Chunk->GetRedstoneSimulatorData(); + for (cRedstoneSimulatorChunkData::iterator itr = RedstoneSimulatorChunkData->begin(); itr != RedstoneSimulatorChunkData->end(); ++itr) + { + if ((itr->x == RelX) && (itr->y == a_BlockY) && (itr->z == RelZ)) // We are at an entry matching the current (changed) block + { + if (!IsAllowedBlock(Block)) + { + itr->DataTwo = true; // The new blocktype is not redstone; it must be queued to be removed from this list + } + else + { + itr->Data = Block; // Update block information + } + return; + } + } + + if (!IsAllowedBlock(Block)) + { + return; + } + + RedstoneSimulatorChunkData->push_back(cCoordWithBlockAndBool(RelX, a_BlockY, RelZ, Block, false)); +} + + + + + +void cIncrementalRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) +{ + // We still attempt to simulate all blocks in the chunk every tick, because of outside influence that needs to be taken into account + // For example, repeaters need to be ticked, pressure plates checked for entities, daylight sensor checked for light changes, etc. + // The easiest way to make this more efficient is probably just to reduce code within the handlers that put too much strain on server, like getting or setting blocks + // A marking dirty system might be a TODO for later on, perhaps + + m_RedstoneSimulatorChunkData = a_Chunk->GetRedstoneSimulatorData(); + if (m_RedstoneSimulatorChunkData->empty()) + { + return; + } + + m_PoweredBlocks = a_Chunk->GetRedstoneSimulatorPoweredBlocksList(); + m_RepeatersDelayList = a_Chunk->GetRedstoneSimulatorRepeatersDelayList(); + m_SimulatedPlayerToggleableBlocks = a_Chunk->GetRedstoneSimulatorSimulatedPlayerToggleableList(); + m_LinkedPoweredBlocks = a_Chunk->GetRedstoneSimulatorLinkedBlocksList(); + m_Chunk = a_Chunk; + + int BaseX = a_Chunk->GetPosX() * cChunkDef::Width; + int BaseZ = a_Chunk->GetPosZ() * cChunkDef::Width; + + for (cRedstoneSimulatorChunkData::iterator dataitr = m_RedstoneSimulatorChunkData->begin(); dataitr != m_RedstoneSimulatorChunkData->end();) + { + if (dataitr->DataTwo) + { + dataitr = m_RedstoneSimulatorChunkData->erase(dataitr); + continue; + } + + int a_X = BaseX + dataitr->x; + int a_Z = BaseZ + dataitr->z; + switch (dataitr->Data) + { + case E_BLOCK_BLOCK_OF_REDSTONE: HandleRedstoneBlock(a_X, dataitr->y, a_Z); break; + case E_BLOCK_LEVER: HandleRedstoneLever(a_X, dataitr->y, a_Z); break; + case E_BLOCK_FENCE_GATE: HandleFenceGate(a_X, dataitr->y, a_Z); break; + case E_BLOCK_TNT: HandleTNT(a_X, dataitr->y, a_Z); break; + case E_BLOCK_TRAPDOOR: HandleTrapdoor(a_X, dataitr->y, a_Z); break; + case E_BLOCK_REDSTONE_WIRE: HandleRedstoneWire(a_X, dataitr->y, a_Z); break; + case E_BLOCK_NOTE_BLOCK: HandleNoteBlock(a_X, dataitr->y, a_Z); break; + case E_BLOCK_DAYLIGHT_SENSOR: HandleDaylightSensor(a_X, dataitr->y, a_Z); break; + case E_BLOCK_COMMAND_BLOCK: HandleCommandBlock(a_X, dataitr->y, a_Z); break; + + case E_BLOCK_REDSTONE_TORCH_OFF: + case E_BLOCK_REDSTONE_TORCH_ON: + { + HandleRedstoneTorch(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + case E_BLOCK_STONE_BUTTON: + case E_BLOCK_WOODEN_BUTTON: + { + HandleRedstoneButton(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + case E_BLOCK_REDSTONE_REPEATER_OFF: + case E_BLOCK_REDSTONE_REPEATER_ON: + { + HandleRedstoneRepeater(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + case E_BLOCK_PISTON: + case E_BLOCK_STICKY_PISTON: + { + HandlePiston(a_X, dataitr->y, a_Z); + break; + } + case E_BLOCK_REDSTONE_LAMP_OFF: + case E_BLOCK_REDSTONE_LAMP_ON: + { + HandleRedstoneLamp(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + case E_BLOCK_DISPENSER: + case E_BLOCK_DROPPER: + { + HandleDropSpenser(a_X, dataitr->y, a_Z); + break; + } + case E_BLOCK_WOODEN_DOOR: + case E_BLOCK_IRON_DOOR: + { + HandleDoor(a_X, dataitr->y, a_Z); + break; + } + case E_BLOCK_ACTIVATOR_RAIL: + case E_BLOCK_DETECTOR_RAIL: + case E_BLOCK_POWERED_RAIL: + { + HandleRail(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + case E_BLOCK_WOODEN_PRESSURE_PLATE: + case E_BLOCK_STONE_PRESSURE_PLATE: + case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: + { + HandlePressurePlate(a_X, dataitr->y, a_Z, dataitr->Data); + break; + } + default: LOGD("Unhandled block (!) or unimplemented redstone block: %s", ItemToString(dataitr->Data).c_str()); break; + } + ++dataitr; + } +} + + + + +void cIncrementalRedstoneSimulator::WakeUp(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) +{ + if ( + ((a_BlockX % cChunkDef::Width) <= 1) || + ((a_BlockX % cChunkDef::Width) >= 14) || + ((a_BlockZ % cChunkDef::Width) <= 1) || + ((a_BlockZ % cChunkDef::Width) >= 14) + ) // Are we on a chunk boundary? +- 2 because of LinkedPowered blocks + { + // On a chunk boundary, alert all four sides (i.e. at least one neighbouring chunk) + AddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk); + + // Pass the original coordinates, because when adding things to our simulator lists, we get the chunk that they are in, and therefore any updates need to preseve their position + // RedstoneAddBlock to pass both the neighbouring chunk and the chunk which the coordiantes are in and +- 2 in GetNeighbour() to accomodate for LinkedPowered blocks being 2 away from chunk boundaries + RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX - 2, a_BlockZ), a_Chunk); + RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX + 2, a_BlockZ), a_Chunk); + RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ - 2), a_Chunk); + RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ + 2), a_Chunk); + + return; + } + + // Not on boundary, just alert this chunk for speed + AddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk); +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) +{ + static const struct // Define which directions the torch can power + { + int x, y, z; + } gCrossCoords[] = + { + { 1, 0, 0}, + {-1, 0, 0}, + { 0, 0, 1}, + { 0, 0, -1}, + { 0, 1, 0}, + } ; + + if (a_MyState == E_BLOCK_REDSTONE_TORCH_ON) + { + // Check if the block the torch is on is powered + int X = a_BlockX; int Y = a_BlockY; int Z = a_BlockZ; + AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on + + if (AreCoordsDirectlyPowered(X, Y, Z)) + { + // There was a match, torch goes off + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_OFF, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)); + return; + } + + // Torch still on, make all 4(X, Z) + 1(Y) sides powered + for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) + { + BLOCKTYPE Type = m_World.GetBlock(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z); + if (i + 1 < ARRAYCOUNT(gCrossCoords)) // Sides of torch, not top (top is last) + { + if ( + ((IsMechanism(Type)) || (Type == E_BLOCK_REDSTONE_WIRE)) && // Is it a mechanism or wire? Not block/other torch etc. + (!Vector3i(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z).Equals(Vector3i(X, Y, Z))) // CAN'T power block is that it is on + ) + { + SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); + } + } + else + { + // Top side, power whatever is there, including blocks + SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); + // Power all blocks surrounding block above torch + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, E_BLOCK_REDSTONE_TORCH_ON); + } + } + + if (m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) != 0x5) // Is torch standing on ground? If NOT (i.e. on wall), power block beneath + { + BLOCKTYPE Type = m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ); + + if ((IsMechanism(Type)) || (Type == E_BLOCK_REDSTONE_WIRE)) // Still can't make a normal block powered though! + { + SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); + } + } + } + else + { + // Check if the block the torch is on is powered + int X = a_BlockX; int Y = a_BlockY; int Z = a_BlockZ; + AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on + + // See if off state torch can be turned on again + if (AreCoordsDirectlyPowered(X, Y, Z)) + { + return; // Something matches, torch still powered + } + + // Block torch on not powered, can be turned on again! + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)); + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneBlock(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_BLOCK_OF_REDSTONE); + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_BLOCK_OF_REDSTONE); // Set self as powered +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneLever(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + if (IsLeverOn(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ))) + { + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_LEVER); + + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_LEVER); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_LEVER); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_LEVER); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, E_BLOCK_LEVER); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_LEVER); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_LEVER); + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleFenceGate(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + cChunkInterface ChunkInterface(m_World.GetChunkMap()); + NIBBLETYPE MetaData = ChunkInterface.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); + + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, MetaData | 0x4); + m_World.BroadcastSoundParticleEffect(1003, a_BlockX, a_BlockY, a_BlockZ, 0); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); + } + } + else + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, MetaData & 0xFFFFFFFB); + m_World.BroadcastSoundParticleEffect(1003, a_BlockX, a_BlockY, a_BlockZ, 0); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneButton(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType) +{ + if (IsButtonOn(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ))) + { + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, a_BlockType); + + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, a_BlockType); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, a_BlockType); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, a_BlockType); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, a_BlockType); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, a_BlockType); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, a_BlockType); + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + static const struct // Define which directions the wire can receive power from + { + int x, y, z; + } gCrossCoords[] = + { + { 1, 0, 0}, /* Wires on same level start */ + {-1, 0, 0}, + { 0, 0, 1}, + { 0, 0, -1}, /* Wires on same level stop */ + { 1, 1, 0}, /* Wires one higher, surrounding self start */ + {-1, 1, 0}, + { 0, 1, 1}, + { 0, 1, -1}, /* Wires one higher, surrounding self stop */ + { 1,-1, 0}, /* Wires one lower, surrounding self start */ + {-1,-1, 0}, + { 0,-1, 1}, + { 0,-1, -1}, /* Wires one lower, surrounding self stop */ + } ; + + static const struct // Define which directions the wire will check for repeater prescence + { + int x, y, z; + } gSideCoords[] = + { + { 1, 0, 0 }, + {-1, 0, 0 }, + { 0, 0, 1 }, + { 0, 0,-1 }, + { 0, 1, 0 }, + }; + + // Check to see if directly beside a power source + if (IsWirePowered(a_BlockX, a_BlockY, a_BlockZ)) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 15); // Maximum power + } + else + { + NIBBLETYPE MetaToSet = 0; + NIBBLETYPE MyMeta = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); + int TimesMetaSmaller = 0, TimesFoundAWire = 0; + + for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) // Loop through all directions to transfer or receive power + { + if ((i >= 4) && (i <= 7)) // If we are currently checking for wire surrounding ourself one block above... + { + if (cBlockInfo::IsSolid(m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ))) // If there is something solid above us (wire cut off)... + { + continue; // We don't receive power from that wire + } + } + else if ((i >= 8) && (i <= 11)) // See above, but this is for wire below us + { + if (cBlockInfo::IsSolid(m_World.GetBlock(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y + 1, a_BlockZ + gCrossCoords[i].z))) + { + continue; + } + } + + BLOCKTYPE SurroundType; + NIBBLETYPE SurroundMeta; + m_World.GetBlockTypeMeta(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, SurroundType, SurroundMeta); + + if (SurroundType == E_BLOCK_REDSTONE_WIRE) + { + TimesFoundAWire++; + + if (SurroundMeta > 1) // Wires of power 1 or 0 cannot transfer power TO ME, don't bother checking + { + // Does surrounding wire have a higher power level than self? + // >= to fix a bug where wires bordering each other with the same power level will appear (in terms of meta) to power each other, when they aren't actually in the powered list + if (SurroundMeta >= MyMeta) + { + MetaToSet = SurroundMeta - 1; // To improve performance + } + } + + if (SurroundMeta < MyMeta) // Go through all surroundings to see if self power is larger than everyone else's + { + TimesMetaSmaller++; + } + } + } + + if ((TimesMetaSmaller == TimesFoundAWire) && (MyMeta != 0)) + { + // All surrounding metas were smaller - self must have been a wire that was + // transferring power to other wires around. + // However, self not directly powered anymore, so source must have been removed, + // therefore, self must be set to meta zero + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE, 0); // SetMeta & WakeUpSims doesn't seem to work here, so SetBlock + return; // No need to process block power sets because self not powered + } + else if (MyMeta != MetaToSet) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, MetaToSet); + } + } + + if (m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) != 0) // A powered wire + { + for (size_t i = 0; i < ARRAYCOUNT(gSideCoords); i++) // Look for repeaters immediately surrounding self and try to power them + { + if (m_World.GetBlock(a_BlockX + gSideCoords[i].x, a_BlockY + gSideCoords[i].y, a_BlockZ + gSideCoords[i].z) == E_BLOCK_REDSTONE_REPEATER_OFF) + { + SetBlockPowered(a_BlockX + gSideCoords[i].x, a_BlockY + gSideCoords[i].y, a_BlockZ + gSideCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + } + } + + // Wire still powered, power blocks beneath + SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_REDSTONE_WIRE); + + switch (GetWireDirection(a_BlockX, a_BlockY, a_BlockZ)) + { + case REDSTONE_NONE: + { + SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetBlockPowered(a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetBlockPowered(a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_WIRE); + break; + } + case REDSTONE_X_POS: + { + SetBlockPowered(a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_WIRE); + break; + } + case REDSTONE_X_NEG: + { + SetBlockPowered(a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_WIRE); + break; + } + case REDSTONE_Z_POS: + { + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_WIRE); + break; + } + case REDSTONE_Z_NEG: + { + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_WIRE); + break; + } + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneRepeater(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) +{ + // Create a variable holding my meta to avoid multiple lookups. + NIBBLETYPE a_Meta = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); + + // Do the same for being on, self powered or locked. + bool IsOn = (a_MyState == E_BLOCK_REDSTONE_REPEATER_ON); + bool IsSelfPowered = IsRepeaterPowered(a_BlockX, a_BlockY, a_BlockZ, a_Meta); + bool IsLocked = IsRepeaterLocked(a_BlockX, a_BlockY, a_BlockZ, a_Meta); + + if (IsSelfPowered && !IsOn && !IsLocked) // Queue a power change if powered, but not on and not locked. + { + QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, true); + } + else if (!IsSelfPowered && IsOn && !IsLocked) // Queue a power change if unpowered, on, and not locked. + { + QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, false); + } + + for (RepeatersDelayList::iterator itr = m_RepeatersDelayList->begin(); itr != m_RepeatersDelayList->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + continue; + } + + if (itr->a_ElapsedTicks >= itr->a_DelayTicks) // Has the elapsed ticks reached the target ticks? + { + if (itr->ShouldPowerOn) + { + if (!IsOn) + { + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON, a_Meta); // For performance + } + + switch (a_Meta & 0x3) // We only want the direction (bottom) bits + { + case 0x0: + { + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_REPEATER_ON); + break; + } + case 0x1: + { + SetBlockPowered(a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_REPEATER_ON); + break; + } + case 0x2: + { + SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_REPEATER_ON); + break; + } + case 0x3: + { + SetBlockPowered(a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); + SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_REPEATER_ON); + break; + } + } + + // Removal of the data entry will be handled in SimChunk - we still want to continue trying to power blocks, even if our delay time has reached + // Otherwise, the power state of blocks in front won't update after we have powered on + return; + } + else + { + if (IsOn) + { + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_OFF, a_Meta); + } + m_RepeatersDelayList->erase(itr); // We can remove off repeaters which don't need further updating + return; + } + } + else + { + // Apparently, incrementing ticks only works reliably here, and not in SimChunk; + // With a world with lots of redstone, the repeaters simply do not delay + // I am confounded to say why. Perhaps optimisation failure. + LOGD("Incremented a repeater @ {%i %i %i} | Elapsed ticks: %i | Target delay: %i", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z, itr->a_ElapsedTicks, itr->a_DelayTicks); + itr->a_ElapsedTicks++; + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandlePiston(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + cPiston Piston(&m_World); + if (IsPistonPowered(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x7)) // We only want the bottom three bits (4th controls extended-ness) + { + Piston.ExtendPiston(a_BlockX, a_BlockY, a_BlockZ); + } + else + { + Piston.RetractPiston(a_BlockX, a_BlockY, a_BlockZ); + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleDropSpenser(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + class cSetPowerToDropSpenser : + public cDropSpenserCallback + { + bool m_IsPowered; + public: + cSetPowerToDropSpenser(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} + + virtual bool Item(cDropSpenserEntity * a_DropSpenser) override + { + a_DropSpenser->SetRedstonePower(m_IsPowered); + return false; + } + } DrSpSP (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)); + + m_World.DoWithDropSpenserAt(a_BlockX, a_BlockY, a_BlockZ, DrSpSP); +} + + + + + +void cIncrementalRedstoneSimulator::HandleRedstoneLamp(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) +{ + if (a_MyState == E_BLOCK_REDSTONE_LAMP_OFF) + { + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_LAMP_ON, 0); + } + } + else + { + if (!AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_LAMP_OFF, 0); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleTNT(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + m_World.BroadcastSoundEffect("game.tnt.primed", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, 0.6f); + m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_AIR, 0); + m_World.SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5); // 80 ticks to boom + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleDoor(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) + { + cChunkInterface ChunkInterface(m_World.GetChunkMap()); + cBlockDoorHandler::ChangeDoor(ChunkInterface, a_BlockX, a_BlockY, a_BlockZ); + m_World.BroadcastSoundParticleEffect(1003, a_BlockX, a_BlockY, a_BlockZ, 0); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); + } + } + else + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) + { + cChunkInterface ChunkInterface(m_World.GetChunkMap()); + cBlockDoorHandler::ChangeDoor(ChunkInterface, a_BlockX, a_BlockY, a_BlockZ); + m_World.BroadcastSoundParticleEffect(1003, a_BlockX, a_BlockY, a_BlockZ, 0); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleCommandBlock(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + class cSetPowerToCommandBlock : + public cCommandBlockCallback + { + bool m_IsPowered; + public: + cSetPowerToCommandBlock(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} + + virtual bool Item(cCommandBlockEntity * a_CommandBlock) override + { + a_CommandBlock->SetRedstonePower(m_IsPowered); + return false; + } + } CmdBlockSP (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)); + + m_World.DoWithCommandBlockAt(a_BlockX, a_BlockY, a_BlockZ, CmdBlockSP); +} + + + + + +void cIncrementalRedstoneSimulator::HandleRail(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType) +{ + switch (a_MyType) + { + case E_BLOCK_DETECTOR_RAIL: + { + if ((m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x08) == 0x08) + { + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, a_MyType); + } + break; + } + case E_BLOCK_ACTIVATOR_RAIL: + case E_BLOCK_POWERED_RAIL: + { + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) | 0x08); + } + else + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x07); + } + break; + } + default: LOGD("Unhandled type of rail in %s", __FUNCTION__); + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleTrapdoor(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) + { + m_World.SetTrapdoorOpen(a_BlockX, a_BlockY, a_BlockZ, true); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); + } + } + else + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) + { + m_World.SetTrapdoorOpen(a_BlockX, a_BlockY, a_BlockZ, false); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleNoteBlock(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + bool m_bAreCoordsPowered = AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ); + + if (m_bAreCoordsPowered) + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) + { + class cSetPowerToNoteBlock : + public cNoteBlockCallback + { + bool m_IsPowered; + public: + cSetPowerToNoteBlock(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} + + virtual bool Item(cNoteEntity * a_NoteBlock) override + { + if (m_IsPowered) + { + a_NoteBlock->MakeSound(); + } + return false; + } + } NoteBlockSP(m_bAreCoordsPowered); + + m_World.DoWithNoteBlockAt(a_BlockX, a_BlockY, a_BlockZ, NoteBlockSP); + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); + } + } + else + { + if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) + { + SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandleDaylightSensor(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + int a_ChunkX, a_ChunkZ; + cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, a_ChunkX, a_ChunkZ); + + if (!m_World.IsChunkLighted(a_ChunkX, a_ChunkZ)) + { + m_World.QueueLightChunk(a_ChunkX, a_ChunkZ); + } + else + { + NIBBLETYPE SkyLight = m_World.GetBlockSkyLight(a_BlockX, a_BlockY + 1, a_BlockZ) - m_World.GetSkyDarkness(); + if (SkyLight > 8) + { + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_DAYLIGHT_SENSOR); + } + } +} + + + + + +void cIncrementalRedstoneSimulator::HandlePressurePlate(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType) +{ + switch (a_MyType) + { + case E_BLOCK_STONE_PRESSURE_PLATE: + { + // MCS feature - stone pressure plates can only be triggered by players :D + cPlayer * a_Player = m_World.FindClosestPlayer(Vector3f(a_BlockX + 0.5f, (float)a_BlockY, a_BlockZ + 0.5f), 0.5f, false); + + if (a_Player != NULL) + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x1); + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_STONE_PRESSURE_PLATE); + } + else + { + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x0); + m_World.WakeUpSimulators(a_BlockX, a_BlockY, a_BlockZ); + } + break; + } + case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_WOODEN_PRESSURE_PLATE: + { + class cPressurePlateCallback : + public cEntityCallback + { + public: + cPressurePlateCallback(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) : + m_Entity(NULL), + m_World(a_World), + m_X(a_BlockX), + m_Y(a_BlockY), + m_Z(a_BlockZ) + { + } + + virtual bool Item(cEntity * a_Entity) override + { + Vector3f EntityPos = a_Entity->GetPosition(); + Vector3f BlockPos(m_X + 0.5f, (float)m_Y, m_Z + 0.5f); + double Distance = (EntityPos - BlockPos).Length(); + + if (Distance <= 0.7) + { + m_Entity = a_Entity; + return true; // Break out, we only need to know for plates that at least one entity is on top + } + return false; + } + + bool FoundEntity(void) const + { + return m_Entity != NULL; + } + + protected: + cEntity * m_Entity; + cWorld * m_World; + + int m_X; + int m_Y; + int m_Z; + } ; + + cPressurePlateCallback PressurePlateCallback(a_BlockX, a_BlockY, a_BlockZ, &m_World); + m_World.ForEachEntity(PressurePlateCallback); + + NIBBLETYPE Meta = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); + if (PressurePlateCallback.FoundEntity()) + { + if (Meta == 0x0) + { + m_World.BroadcastSoundEffect("random.click", (int) ((a_BlockX + 0.5) * 8.0), (int) ((a_BlockY + 0.1) * 8.0), (int) ((a_BlockZ + 0.5) * 8.0), 0.3F, 0.5F); + } + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x1); + SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, a_MyType); + } + else + { + if (Meta == 0x1) + { + m_World.BroadcastSoundEffect("random.click", (int) ((a_BlockX + 0.5) * 8.0), (int) ((a_BlockY + 0.1) * 8.0), (int) ((a_BlockZ + 0.5) * 8.0), 0.3F, 0.6F); + } + m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x0); + m_World.WakeUpSimulators(a_BlockX, a_BlockY, a_BlockZ); + } + break; + } + default: + LOGD("Unimplemented pressure plate type %s in cRedstoneSimulator", ItemToFullString(a_MyType).c_str()); + break; + } +} + + + + + +bool cIncrementalRedstoneSimulator::AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr) // Check powered list + { + if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + return true; + } + } + return false; +} + + + + + +bool cIncrementalRedstoneSimulator::AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks->begin(); itr != m_LinkedPoweredBlocks->end(); ++itr) // Check linked powered list + { + if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + return true; + } + } + return false; +} + + + + +// IsRepeaterPowered tests if a repeater should be powered by testing for power sources behind the repeater. +// It takes the coordinates of the repeater the the meta value. +bool cIncrementalRedstoneSimulator::IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta) +{ + // Repeaters cannot be powered by any face except their back; verify that this is true for a source + + for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + switch (a_Meta & 0x3) + { + case 0x0: + { + // Flip the coords to check the back of the repeater + if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; } + break; + } + case 0x1: + { + if (itr->a_SourcePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; } + break; + } + case 0x2: + { + if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; } + break; + } + case 0x3: + { + if (itr->a_SourcePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; } + break; + } + } + } + + for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks->begin(); itr != m_LinkedPoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + switch (a_Meta & 0x3) + { + case 0x0: + { + if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; } + break; + } + case 0x1: + { + if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; } + break; + } + case 0x2: + { + if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; } + break; + } + case 0x3: + { + if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; } + break; + } + } + } + return false; // Couldn't find power source behind repeater +} + + + + + +bool cIncrementalRedstoneSimulator::IsRepeaterLocked(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta) +{ + // Change checking direction according to meta rotation. + switch (a_Meta & 0x3) //compare my direction to my neighbor's + { + + // If the repeater is facing one direction, do one thing. + case 0x0: + case 0x2: + { + if (m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ) == E_BLOCK_REDSTONE_REPEATER_ON) // Is right neighbor a + { + NIBBLETYPE otherRepeaterDir = m_World.GetBlockMeta(a_BlockX + 1, a_BlockY, a_BlockZ) & 0x3; + if (otherRepeaterDir == 0x1) { return true; } + } + + if (m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ) == E_BLOCK_REDSTONE_REPEATER_ON) + { + NIBBLETYPE otherRepeaterDir = m_World.GetBlockMeta(a_BlockX -1, a_BlockY, a_BlockZ) & 0x3; + if (otherRepeaterDir == 0x3) { return true; } + } + + break; + } + + // If another, do the other. + case 0x1: + case 0x3: + { + if (m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1) == E_BLOCK_REDSTONE_REPEATER_ON) + { + NIBBLETYPE otherRepeaterDir = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ + 1) & 0x3; + if (otherRepeaterDir == 0x0) { return true; } + } + + if (m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ -1) == E_BLOCK_REDSTONE_REPEATER_ON) + { + NIBBLETYPE otherRepeaterDir = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ - 1) & 0x3; + if (otherRepeaterDir == 0x2) { return true; } + } + + break; + } + } + + return false; +} + + + + +bool cIncrementalRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta) +{ + // Pistons cannot be powered through their front face; this function verifies that a source meets this requirement + + int OldX = a_BlockX, OldY = a_BlockY, OldZ = a_BlockZ; + eBlockFace Face = cPiston::MetaDataToDirection(a_Meta); + + for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face); + + if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + return true; + } + + a_BlockX = OldX; + a_BlockY = OldY; + a_BlockZ = OldZ; + } + + for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks->begin(); itr != m_LinkedPoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, Face); + + if (!itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + return true; + } + + a_BlockX = OldX; + a_BlockY = OldY; + a_BlockZ = OldZ; + } + return false; // Source was in front of the piston's front face +} + + + + +bool cIncrementalRedstoneSimulator::IsWirePowered(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks->begin(); itr != m_PoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + if (m_World.GetBlock(itr->a_SourcePos) != E_BLOCK_REDSTONE_WIRE) + { + return true; + } + } + + for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks->begin(); itr != m_LinkedPoweredBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } + + if (m_World.GetBlock(itr->a_SourcePos) != E_BLOCK_REDSTONE_WIRE) + { + return true; + } + } + return false; // Source was in front of the piston's front face +} + + + + + +bool cIncrementalRedstoneSimulator::AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered) +{ + for (SimulatedPlayerToggleableList::const_iterator itr = m_SimulatedPlayerToggleableBlocks->begin(); itr != m_SimulatedPlayerToggleableBlocks->end(); ++itr) + { + if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + if (itr->WasLastStatePowered != IsCurrentStatePowered) // Was the last power state different to the current? + { + return false; // It was, coordinates are no longer simulated + } + else + { + return true; // It wasn't, don't resimulate block, and allow players to toggle + } + } + } + return false; // Block wasn't even in the list, not simulated +} + + + + + +void cIncrementalRedstoneSimulator::SetDirectionLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Direction, BLOCKTYPE a_SourceType) +{ + switch (a_Direction) + { + case BLOCK_FACE_XM: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ); + + SetBlockLinkedPowered(a_BlockX - 2, a_BlockY, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + case BLOCK_FACE_XP: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ); + + SetBlockLinkedPowered(a_BlockX + 2, a_BlockY, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + case BLOCK_FACE_YM: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ); + + SetBlockLinkedPowered(a_BlockX, a_BlockY - 2, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + case BLOCK_FACE_YP: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ); + + SetBlockLinkedPowered(a_BlockX, a_BlockY + 2, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + case BLOCK_FACE_ZM: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 1); + + SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ - 2, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + case BLOCK_FACE_ZP: + { + BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1); + + SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ + 2, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); + + break; + } + default: + { + ASSERT(!"Unhandled face direction when attempting to set blocks as linked powered!"); // Zombies, that wasn't supposed to happen... + break; + } + } +} + + + + + +void cIncrementalRedstoneSimulator::SetAllDirsAsPowered(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SourceBlock) +{ + static const struct + { + int x, y, z; + } gCrossCoords[] = + { + { 1, 0, 0 }, + {-1, 0, 0 }, + { 0, 0, 1 }, + { 0, 0,-1 }, + { 0, 1, 0 }, + { 0,-1, 0 } + }; + + for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) // Loop through struct to power all directions + { + SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, a_SourceBlock); + } +} + + + + + +void cIncrementalRedstoneSimulator::SetBlockPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock) +{ + BLOCKTYPE Block = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ); + if (Block == E_BLOCK_AIR) + { + // Don't set air, fixes some bugs (wires powering themselves) + return; + } + + PoweredBlocksList * Powered = m_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ)->GetRedstoneSimulatorPoweredBlocksList(); + + for (PoweredBlocksList::const_iterator itr = Powered->begin(); itr != Powered->end(); ++itr) // Check powered list + { + if ( + itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) && + itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ)) + ) + { + // Check for duplicates + return; + } + } + + sPoweredBlocks RC; + RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); + RC.a_SourcePos = Vector3i(a_SourceX, a_SourceY, a_SourceZ); + Powered->push_back(RC); +} + + + + + +void cIncrementalRedstoneSimulator::SetBlockLinkedPowered( + int a_BlockX, int a_BlockY, int a_BlockZ, + int a_MiddleX, int a_MiddleY, int a_MiddleZ, + int a_SourceX, int a_SourceY, int a_SourceZ, + BLOCKTYPE a_SourceBlock, BLOCKTYPE a_MiddleBlock +) +{ + BLOCKTYPE DestBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ); + if (DestBlock == E_BLOCK_AIR) + { + // Don't set air, fixes some bugs (wires powering themselves) + return; + } + if (!IsViableMiddleBlock(a_MiddleBlock)) + { + return; + } + + LinkedBlocksList * Linked = m_Chunk->GetNeighborChunk(a_BlockX, a_BlockZ)->GetRedstoneSimulatorLinkedBlocksList(); + + for (LinkedBlocksList::const_iterator itr = Linked->begin(); itr != Linked->end(); ++itr) // Check linked powered list + { + if ( + itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) && + itr->a_MiddlePos.Equals(Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ)) && + itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ)) + ) + { + // Check for duplicates + return; + } + } + + sLinkedPoweredBlocks RC; + RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); + RC.a_MiddlePos = Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ); + RC.a_SourcePos = Vector3i(a_SourceX, a_SourceY, a_SourceZ); + Linked->push_back(RC); +} + + + + + +void cIncrementalRedstoneSimulator::SetPlayerToggleableBlockAsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool WasLastStatePowered) +{ + for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks->begin(); itr != m_SimulatedPlayerToggleableBlocks->end(); ++itr) + { + if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + continue; + } + + if (itr->WasLastStatePowered != WasLastStatePowered) + { + // If power states different, update listing + itr->WasLastStatePowered = WasLastStatePowered; + return; + } + else + { + // If states the same, just ignore + return; + } + } + + // We have arrive here; no block must be in list - add one + sSimulatedPlayerToggleableList RC; + RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); + RC.WasLastStatePowered = WasLastStatePowered; + m_SimulatedPlayerToggleableBlocks->push_back(RC); +} + + + + + +void cIncrementalRedstoneSimulator::QueueRepeaterPowerChange(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta, bool ShouldPowerOn) +{ + for (RepeatersDelayList::iterator itr = m_RepeatersDelayList->begin(); itr != m_RepeatersDelayList->end(); ++itr) + { + if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) + { + if (ShouldPowerOn == itr->ShouldPowerOn) // We are queued already for the same thing, don't replace entry + { + return; + } + + // Already in here (normal to allow repeater to continue on powering and updating blocks in front) - just update info and quit + itr->a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + 1) * 2; // See below for description + itr->a_ElapsedTicks = 0; + itr->ShouldPowerOn = ShouldPowerOn; + return; + } + } + + // Self not in list, add self to list + sRepeatersDelayList RC; + RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); + + // Gets the top two bits (delay time), shifts them into the lower two bits, and adds one (meta 0 = 1 tick; 1 = 2 etc.) + // * 2 because apparently, MCS ticks are way faster than vanilla ticks, so repeater aren't noticeably delayed + RC.a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + 1) * 2; + + RC.a_ElapsedTicks = 0; + RC.ShouldPowerOn = ShouldPowerOn; + m_RepeatersDelayList->push_back(RC); + return; +} + + + + + +cIncrementalRedstoneSimulator::eRedstoneDirection cIncrementalRedstoneSimulator::GetWireDirection(int a_BlockX, int a_BlockY, int a_BlockZ) +{ + int Dir = REDSTONE_NONE; + + BLOCKTYPE NegX = m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ); + if (IsPotentialSource(NegX)) + { + Dir |= (REDSTONE_X_POS); + } + + BLOCKTYPE PosX = m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ); + if (IsPotentialSource(PosX)) + { + Dir |= (REDSTONE_X_NEG); + } + + BLOCKTYPE NegZ = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 1); + if (IsPotentialSource(NegZ)) + { + if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG)) // corner + { + Dir ^= REDSTONE_X_POS; + Dir |= REDSTONE_X_NEG; + } + if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS)) // corner + { + Dir ^= REDSTONE_X_NEG; + Dir |= REDSTONE_X_POS; + } + Dir |= REDSTONE_Z_POS; + } + + BLOCKTYPE PosZ = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1); + if (IsPotentialSource(PosZ)) + { + if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG)) // corner + { + Dir ^= REDSTONE_X_POS; + Dir |= REDSTONE_X_NEG; + } + if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS)) // corner + { + Dir ^= REDSTONE_X_NEG; + Dir |= REDSTONE_X_POS; + } + Dir |= REDSTONE_Z_NEG; + } + return (eRedstoneDirection)Dir; +} + + + + + +bool cIncrementalRedstoneSimulator::IsLeverOn(NIBBLETYPE a_BlockMeta) +{ + // Extract the ON bit from metadata and return if true if it is set: + return ((a_BlockMeta & 0x8) == 0x8); +} + + + + + +bool cIncrementalRedstoneSimulator::IsButtonOn(NIBBLETYPE a_BlockMeta) +{ + return IsLeverOn(a_BlockMeta); +} + + + + diff --git a/src/Simulator/IncrementalRedstoneSimulator.h b/src/Simulator/IncrementalRedstoneSimulator.h new file mode 100644 index 000000000..f93f86898 --- /dev/null +++ b/src/Simulator/IncrementalRedstoneSimulator.h @@ -0,0 +1,283 @@ + +#pragma once + +#include "RedstoneSimulator.h" + +/// Per-chunk data for the simulator, specified individual chunks to simulate +typedef cCoordWithBlockAndBoolVector cRedstoneSimulatorChunkData; + + + + + +class cIncrementalRedstoneSimulator : + public cRedstoneSimulator +{ + typedef cRedstoneSimulator super; +public: + + cIncrementalRedstoneSimulator(cWorld & a_World); + ~cIncrementalRedstoneSimulator(); + + virtual void Simulate(float a_Dt) override { UNUSED(a_Dt);} // not used + virtual void SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) override; + virtual bool IsAllowedBlock(BLOCKTYPE a_BlockType) override { return IsRedstone(a_BlockType); } + virtual void WakeUp(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) override; + + enum eRedstoneDirection + { + REDSTONE_NONE = 0, + REDSTONE_X_POS = 0x1, + REDSTONE_X_NEG = 0x2, + REDSTONE_Z_POS = 0x4, + REDSTONE_Z_NEG = 0x8, + }; + eRedstoneDirection GetWireDirection(int a_BlockX, int a_BlockY, int a_BlockZ); + +private: + + struct sPoweredBlocks // Define structure of the directly powered blocks list + { + Vector3i a_BlockPos; // Position of powered block + Vector3i a_SourcePos; // Position of source powering the block at a_BlockPos + }; + + struct sLinkedPoweredBlocks // Define structure of the indirectly powered blocks list (i.e. repeaters powering through a block to the block at the other side) + { + Vector3i a_BlockPos; + Vector3i a_MiddlePos; + Vector3i a_SourcePos; + }; + + struct sSimulatedPlayerToggleableList + { + Vector3i a_BlockPos; + bool WasLastStatePowered; + }; + + struct sRepeatersDelayList + { + Vector3i a_BlockPos; + unsigned char a_DelayTicks; + unsigned char a_ElapsedTicks; + bool ShouldPowerOn; + }; + +public: + + typedef std::vector <sPoweredBlocks> PoweredBlocksList; + typedef std::vector <sLinkedPoweredBlocks> LinkedBlocksList; + typedef std::vector <sSimulatedPlayerToggleableList> SimulatedPlayerToggleableList; + typedef std::vector <sRepeatersDelayList> RepeatersDelayList; + +private: + + cRedstoneSimulatorChunkData * m_RedstoneSimulatorChunkData; + PoweredBlocksList * m_PoweredBlocks; + LinkedBlocksList * m_LinkedPoweredBlocks; + SimulatedPlayerToggleableList * m_SimulatedPlayerToggleableBlocks; + RepeatersDelayList * m_RepeatersDelayList; + + virtual void AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) override { RedstoneAddBlock(a_BlockX, a_BlockY, a_BlockZ, a_Chunk); } + void RedstoneAddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk, cChunk * a_OtherChunk = NULL); + cChunk * m_Chunk; + + // We want a_MyState for devices needing a full FastSetBlock (as opposed to meta) because with our simulation model, we cannot keep setting the block if it is already set correctly + // In addition to being non-performant, it would stop the player from actually breaking said device + + /* ====== SOURCES ====== */ + /** Handles the redstone torch */ + void HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); + /** Handles the redstone block */ + void HandleRedstoneBlock(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles levers */ + void HandleRedstoneLever(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles buttons */ + void HandleRedstoneButton(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType); + /** Handles daylight sensors */ + void HandleDaylightSensor(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles pressure plates */ + void HandlePressurePlate(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType); + /* ==================== */ + + /* ====== CARRIERS ====== */ + /** Handles redstone wire */ + void HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles repeaters */ + void HandleRedstoneRepeater(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); + /* ====================== */ + + /* ====== DEVICES ====== */ + /** Handles pistons */ + void HandlePiston(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles dispensers and droppers */ + void HandleDropSpenser(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles TNT (exploding) */ + void HandleTNT(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles redstone lamps */ + void HandleRedstoneLamp(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); + /** Handles doords */ + void HandleDoor(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles command blocks */ + void HandleCommandBlock(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles activator, detector, and powered rails */ + void HandleRail(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType); + /** Handles trapdoors */ + void HandleTrapdoor(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles fence gates */ + void HandleFenceGate(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Handles noteblocks */ + void HandleNoteBlock(int a_BlockX, int a_BlockY, int a_BlockZ); + /* ===================== */ + + /* ====== Helper functions ====== */ + /** Marks a block as powered */ + void SetBlockPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock); + /** Marks a block as being powered through another block */ + void SetBlockLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_MiddleX, int a_MiddleY, int a_MiddleZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock, BLOCKTYPE a_MiddeBlock); + /** Marks a block as simulated, who should not be simulated further unless their power state changes, to accomodate a player manually toggling the block without triggering the simulator toggling it back */ + void SetPlayerToggleableBlockAsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool WasLastStatePowered); + /** Marks the second block in a direction as linked powered */ + void SetDirectionLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Direction, BLOCKTYPE a_SourceBlock); + /** Marks all blocks immediately surrounding a coordinate as powered */ + void SetAllDirsAsPowered(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SourceBlock); + /** Queues a repeater to be powered or unpowered */ + void QueueRepeaterPowerChange(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta, bool ShouldPowerOn); + + /** Returns if a coordinate is powered or linked powered */ + bool AreCoordsPowered(int a_BlockX, int a_BlockY, int a_BlockZ) { return AreCoordsDirectlyPowered(a_BlockX, a_BlockY, a_BlockZ) || AreCoordsLinkedPowered(a_BlockX, a_BlockY, a_BlockZ); } + /** Returns if a coordinate is in the directly powered blocks list */ + bool AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Returns if a coordinate is in the indirectly powered blocks list */ + bool AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ); + /** Returns if a coordinate was marked as simulated (for blocks toggleable by players) */ + bool AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered); + /** Returns if a repeater is powered */ + bool IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta); + /** Returns if a repeater is locked */ + bool IsRepeaterLocked(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta); + /** Returns if a piston is powered */ + bool IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta); + /** Returns if a wire is powered + The only diffence between this and a normal AreCoordsPowered is that this function checks for a wire powering another wire + */ + bool IsWirePowered(int a_BlockX, int a_BlockY, int a_BlockZ); + + + /** Returns if lever metadata marks it as emitting power */ + bool IsLeverOn(NIBBLETYPE a_BlockMeta); + /** Returns if button metadata marks it as emitting power */ + bool IsButtonOn(NIBBLETYPE a_BlockMeta); + /* ============================== */ + + /* ====== Misc Functions ====== */ + /** Returns if a block is viable to be the MiddleBlock of a SetLinkedPowered operation */ + inline static bool IsViableMiddleBlock(BLOCKTYPE Block) { return cBlockInfo::FullyOccupiesVoxel(Block); } + + /** Returns if a block is a mechanism (something that accepts power and does something) */ + inline static bool IsMechanism(BLOCKTYPE Block) + { + switch (Block) + { + case E_BLOCK_ACTIVATOR_RAIL: + case E_BLOCK_COMMAND_BLOCK: + case E_BLOCK_PISTON: + case E_BLOCK_STICKY_PISTON: + case E_BLOCK_DISPENSER: + case E_BLOCK_DROPPER: + case E_BLOCK_FENCE_GATE: + case E_BLOCK_HOPPER: + case E_BLOCK_NOTE_BLOCK: + case E_BLOCK_TNT: + case E_BLOCK_TRAPDOOR: + case E_BLOCK_REDSTONE_LAMP_OFF: + case E_BLOCK_REDSTONE_LAMP_ON: + case E_BLOCK_WOODEN_DOOR: + case E_BLOCK_IRON_DOOR: + case E_BLOCK_REDSTONE_REPEATER_OFF: + case E_BLOCK_REDSTONE_REPEATER_ON: + case E_BLOCK_POWERED_RAIL: + { + return true; + } + default: return false; + } + } + + /** Returns if a block has the potential to output power */ + inline static bool IsPotentialSource(BLOCKTYPE Block) + { + switch (Block) + { + case E_BLOCK_DETECTOR_RAIL: + case E_BLOCK_DAYLIGHT_SENSOR: + case E_BLOCK_WOODEN_BUTTON: + case E_BLOCK_STONE_BUTTON: + case E_BLOCK_REDSTONE_WIRE: + case E_BLOCK_REDSTONE_TORCH_ON: + case E_BLOCK_LEVER: + case E_BLOCK_REDSTONE_REPEATER_ON: + case E_BLOCK_BLOCK_OF_REDSTONE: + case E_BLOCK_ACTIVE_COMPARATOR: + case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_STONE_PRESSURE_PLATE: + case E_BLOCK_WOODEN_PRESSURE_PLATE: + { + return true; + } + default: return false; + } + } + + /** Returns if a block is any sort of redstone device */ + inline static bool IsRedstone(BLOCKTYPE Block) + { + switch (Block) + { + // All redstone devices, please alpha sort + case E_BLOCK_ACTIVATOR_RAIL: + case E_BLOCK_ACTIVE_COMPARATOR: + case E_BLOCK_BLOCK_OF_REDSTONE: + case E_BLOCK_COMMAND_BLOCK: + case E_BLOCK_DETECTOR_RAIL: + case E_BLOCK_DISPENSER: + case E_BLOCK_DAYLIGHT_SENSOR: + case E_BLOCK_DROPPER: + case E_BLOCK_FENCE_GATE: + case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_HOPPER: + case E_BLOCK_INACTIVE_COMPARATOR: + case E_BLOCK_IRON_DOOR: + case E_BLOCK_LEVER: + case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: + case E_BLOCK_NOTE_BLOCK: + case E_BLOCK_POWERED_RAIL: + case E_BLOCK_REDSTONE_LAMP_OFF: + case E_BLOCK_REDSTONE_LAMP_ON: + case E_BLOCK_REDSTONE_REPEATER_OFF: + case E_BLOCK_REDSTONE_REPEATER_ON: + case E_BLOCK_REDSTONE_TORCH_OFF: + case E_BLOCK_REDSTONE_TORCH_ON: + case E_BLOCK_REDSTONE_WIRE: + case E_BLOCK_STICKY_PISTON: + case E_BLOCK_STONE_BUTTON: + case E_BLOCK_STONE_PRESSURE_PLATE: + case E_BLOCK_TNT: + case E_BLOCK_TRAPDOOR: + case E_BLOCK_TRIPWIRE_HOOK: + case E_BLOCK_WOODEN_BUTTON: + case E_BLOCK_WOODEN_DOOR: + case E_BLOCK_WOODEN_PRESSURE_PLATE: + case E_BLOCK_PISTON: + { + return true; + } + default: return false; + } + } +}; + + + + diff --git a/src/Simulator/NoopRedstoneSimulator.h b/src/Simulator/NoopRedstoneSimulator.h new file mode 100644 index 000000000..fe3949198 --- /dev/null +++ b/src/Simulator/NoopRedstoneSimulator.h @@ -0,0 +1,40 @@ + +#pragma once + +#include "RedstoneSimulator.h" + + + + + +class cRedstoneNoopSimulator : + public cRedstoneSimulator +{ + typedef cRedstoneSimulator super; +public: + + cRedstoneNoopSimulator(cWorld & a_World) : + super(a_World) + { + } + + //~cRedstoneNoopSimulator(); + + virtual void Simulate(float a_Dt) override { UNUSED(a_Dt);} // not used + virtual void SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) override + { + UNUSED(a_Dt); + UNUSED(a_ChunkX); + UNUSED(a_ChunkZ); + UNUSED(a_Chunk); + } + virtual bool IsAllowedBlock( BLOCKTYPE a_BlockType ) override { return false; } + virtual void AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) override + { + UNUSED(a_BlockX); + UNUSED(a_BlockY); + UNUSED(a_BlockZ); + UNUSED(a_Chunk); + } + +} ; diff --git a/src/Simulator/RedstoneSimulator.cpp b/src/Simulator/RedstoneSimulator.cpp index e361cbf49..a83f21106 100644 --- a/src/Simulator/RedstoneSimulator.cpp +++ b/src/Simulator/RedstoneSimulator.cpp @@ -1,22 +1,15 @@ -#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules +#include "Globals.h" #include "RedstoneSimulator.h" -#include "../BlockEntities/DropSpenserEntity.h" -#include "../BlockEntities/NoteEntity.h" -#include "../BlockEntities/CommandBlockEntity.h" -#include "../Entities/TNTEntity.h" -#include "../Blocks/BlockTorch.h" -#include "../Blocks/BlockDoor.h" -#include "../Piston.h" -#include "../Tracer.h" +#include "../World.h" -cRedstoneSimulator::cRedstoneSimulator(cWorld & a_World) - : super(a_World) +cRedstoneSimulator::cRedstoneSimulator(cWorld & a_World) : + super(a_World) { } @@ -24,1507 +17,3 @@ cRedstoneSimulator::cRedstoneSimulator(cWorld & a_World) -cRedstoneSimulator::~cRedstoneSimulator() -{ -} - - - - - -void cRedstoneSimulator::AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) -{ - if ((a_Chunk == NULL) || !a_Chunk->IsValid()) - { - return; - } - else if ((a_BlockY < 0) || (a_BlockY > cChunkDef::Height)) - { - return; - } - - int RelX = a_BlockX - a_Chunk->GetPosX() * cChunkDef::Width; - int RelZ = a_BlockZ - a_Chunk->GetPosZ() * cChunkDef::Width; - - BLOCKTYPE Block; - NIBBLETYPE Meta; - a_Chunk->GetBlockTypeMeta(RelX, a_BlockY, RelZ, Block, Meta); - - // Every time a block is changed (AddBlock called), we want to go through all lists and check to see if the coordiantes stored within are still valid - // Checking only when a block is changed, as opposed to every tick, also improves performance - - for (PoweredBlocksList::iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) - { - if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - continue; - } - - if (!IsPotentialSource(Block)) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from powered blocks list as it no longer connected to a source", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_PoweredBlocks.erase(itr); - break; - } - else if ( - // Changeable sources - ((Block == E_BLOCK_REDSTONE_WIRE) && (Meta == 0)) || - ((Block == E_BLOCK_LEVER) && !IsLeverOn(Meta)) || - ((Block == E_BLOCK_DETECTOR_RAIL) && (Meta & 0x08) == 0) || - (((Block == E_BLOCK_STONE_BUTTON) || (Block == E_BLOCK_WOODEN_BUTTON)) && (!IsButtonOn(Meta))) || - (((Block == E_BLOCK_STONE_PRESSURE_PLATE) || (Block == E_BLOCK_WOODEN_PRESSURE_PLATE)) && (Meta == 0)) - ) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from powered blocks list due to present/past metadata mismatch", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_PoweredBlocks.erase(itr); - break; - } - else if (Block == E_BLOCK_DAYLIGHT_SENSOR) - { - if (!a_Chunk->IsLightValid()) - { - m_World.QueueLightChunk(a_Chunk->GetPosX(), a_Chunk->GetPosZ()); - break; - } - else - { - NIBBLETYPE SkyLight; - a_Chunk->UnboundedRelGetBlockSkyLight(RelX, itr->a_SourcePos.y + 1, RelZ, SkyLight); - - if (a_Chunk->GetTimeAlteredLight(SkyLight) <= 8) // Could use SkyLight - m_World.GetSkyDarkness(); - { - LOGD("cRedstoneSimulator: Erased daylight sensor from powered blocks list due to insufficient light level"); - m_PoweredBlocks.erase(itr); - break; - } - } - } - } - - for (LinkedBlocksList::iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) - { - if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - if (!IsPotentialSource(Block)) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list as it is no longer connected to a source", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_LinkedPoweredBlocks.erase(itr); - break; - } - else if ( - // Things that can send power through a block but which depends on meta - ((Block == E_BLOCK_REDSTONE_WIRE) && (Meta == 0)) || - ((Block == E_BLOCK_LEVER) && !IsLeverOn(Meta)) || - (((Block == E_BLOCK_STONE_BUTTON) || (Block == E_BLOCK_WOODEN_BUTTON)) && (!IsButtonOn(Meta))) - ) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list due to present/past metadata mismatch", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_LinkedPoweredBlocks.erase(itr); - break; - } - } - else if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - if (!IsViableMiddleBlock(Block)) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from linked powered blocks list as it is no longer powered through a valid middle block", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_LinkedPoweredBlocks.erase(itr); - break; - } - } - } - - for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - continue; - } - - if (!IsAllowedBlock(Block)) - { - LOGD("cRedstoneSimulator: Erased block @ {%i, %i, %i} from toggleable simulated list as it is no longer redstone", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z); - m_SimulatedPlayerToggleableBlocks.erase(itr); - break; - } - } - - for (RepeatersDelayList::iterator itr = m_RepeatersDelayList.begin(); itr != m_RepeatersDelayList.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - continue; - } - - if ((Block != E_BLOCK_REDSTONE_REPEATER_ON) && (Block != E_BLOCK_REDSTONE_REPEATER_OFF)) - { - m_RepeatersDelayList.erase(itr); - break; - } - } - - cRedstoneSimulatorChunkData & ChunkData = a_Chunk->GetRedstoneSimulatorData(); - for (cRedstoneSimulatorChunkData::iterator itr = ChunkData.begin(); itr != ChunkData.end(); ++itr) - { - if ((itr->x == RelX) && (itr->y == a_BlockY) && (itr->z == RelZ)) // We are at an entry matching the current (changed) block - { - if (!IsAllowedBlock(Block)) - { - ChunkData.erase(itr); // The new blocktype is not redstone; it must be removed from this list - } - else - { - itr->Data = Block; // Update block information - } - return; - } - } - - if (!IsAllowedBlock(Block)) - { - return; - } - - ChunkData.push_back(cCoordWithBlock(RelX, a_BlockY, RelZ, Block)); -} - - - - - -void cRedstoneSimulator::SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) -{ - // We still attempt to simulate all blocks in the chunk every tick, because of outside influence that needs to be taken into account - // For example, repeaters need to be ticked, pressure plates checked for entities, daylight sensor checked for light changes, etc. - // The easiest way to make this more efficient is probably just to reduce code within the handlers that put too much strain on server, like getting or setting blocks - // A marking dirty system might be a TODO for later on, perhaps - - cRedstoneSimulatorChunkData & ChunkData = a_Chunk->GetRedstoneSimulatorData(); - if (ChunkData.empty()) - { - return; - } - - int BaseX = a_Chunk->GetPosX() * cChunkDef::Width; - int BaseZ = a_Chunk->GetPosZ() * cChunkDef::Width; - - for (cRedstoneSimulatorChunkData::const_iterator dataitr = ChunkData.begin(); dataitr != ChunkData.end(); ++dataitr) - { - int a_X = BaseX + dataitr->x; - int a_Z = BaseZ + dataitr->z; - switch (dataitr->Data) - { - case E_BLOCK_BLOCK_OF_REDSTONE: HandleRedstoneBlock(a_X, dataitr->y, a_Z); break; - case E_BLOCK_LEVER: HandleRedstoneLever(a_X, dataitr->y, a_Z); break; - case E_BLOCK_TNT: HandleTNT(a_X, dataitr->y, a_Z); break; - case E_BLOCK_TRAPDOOR: HandleTrapdoor(a_X, dataitr->y, a_Z); break; - case E_BLOCK_REDSTONE_WIRE: HandleRedstoneWire(a_X, dataitr->y, a_Z); break; - case E_BLOCK_NOTE_BLOCK: HandleNoteBlock(a_X, dataitr->y, a_Z); break; - case E_BLOCK_DAYLIGHT_SENSOR: HandleDaylightSensor(a_X, dataitr->y, a_Z); break; - case E_BLOCK_COMMAND_BLOCK: HandleCommandBlock(a_X, dataitr->y, a_Z); break; - - case E_BLOCK_REDSTONE_TORCH_OFF: - case E_BLOCK_REDSTONE_TORCH_ON: - { - HandleRedstoneTorch(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - case E_BLOCK_STONE_BUTTON: - case E_BLOCK_WOODEN_BUTTON: - { - HandleRedstoneButton(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - case E_BLOCK_REDSTONE_REPEATER_OFF: - case E_BLOCK_REDSTONE_REPEATER_ON: - { - HandleRedstoneRepeater(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - case E_BLOCK_PISTON: - case E_BLOCK_STICKY_PISTON: - { - HandlePiston(a_X, dataitr->y, a_Z); - break; - } - case E_BLOCK_REDSTONE_LAMP_OFF: - case E_BLOCK_REDSTONE_LAMP_ON: - { - HandleRedstoneLamp(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - case E_BLOCK_DISPENSER: - case E_BLOCK_DROPPER: - { - HandleDropSpenser(a_X, dataitr->y, a_Z); - break; - } - case E_BLOCK_WOODEN_DOOR: - case E_BLOCK_IRON_DOOR: - { - HandleDoor(a_X, dataitr->y, a_Z); - break; - } - case E_BLOCK_ACTIVATOR_RAIL: - case E_BLOCK_DETECTOR_RAIL: - case E_BLOCK_POWERED_RAIL: - { - HandleRail(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - case E_BLOCK_WOODEN_PRESSURE_PLATE: - case E_BLOCK_STONE_PRESSURE_PLATE: - { - HandlePressurePlate(a_X, dataitr->y, a_Z, dataitr->Data); - break; - } - } - } -} - - - - - -void cRedstoneSimulator::HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) -{ - static const struct // Define which directions the torch can power - { - int x, y, z; - } gCrossCoords[] = - { - { 1, 0, 0}, - {-1, 0, 0}, - { 0, 0, 1}, - { 0, 0, -1}, - { 0, 1, 0}, - } ; - - if (a_MyState == E_BLOCK_REDSTONE_TORCH_ON) - { - // Check if the block the torch is on is powered - int X = a_BlockX; int Y = a_BlockY; int Z = a_BlockZ; - AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on - - if (AreCoordsDirectlyPowered(X, Y, Z)) - { - // There was a match, torch goes off - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_OFF, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)); - return; - } - - // Torch still on, make all 4(X, Z) + 1(Y) sides powered - for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) - { - BLOCKTYPE Type = m_World.GetBlock(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z); - if (i + 1 < ARRAYCOUNT(gCrossCoords)) // Sides of torch, not top (top is last) - { - if ( - ((IsMechanism(Type)) || (Type == E_BLOCK_REDSTONE_WIRE)) && // Is it a mechanism or wire? Not block/other torch etc. - (!Vector3i(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z).Equals(Vector3i(X, Y, Z))) // CAN'T power block is that it is on - ) - { - SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); - } - } - else - { - // Top side, power whatever is there, including blocks - SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); - // Power all blocks surrounding block above torch - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, E_BLOCK_REDSTONE_TORCH_ON); - } - } - - if (m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) != 0x5) // Is torch standing on ground? If NOT (i.e. on wall), power block beneath - { - BLOCKTYPE Type = m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ); - - if ((IsMechanism(Type)) || (Type == E_BLOCK_REDSTONE_WIRE)) // Still can't make a normal block powered though! - { - SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON); - } - } - } - else - { - // Check if the block the torch is on is powered - int X = a_BlockX; int Y = a_BlockY; int Z = a_BlockZ; - AddFaceDirection(X, Y, Z, cBlockTorchHandler::MetaDataToDirection(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)), true); // Inverse true to get the block torch is on - - // See if off state torch can be turned on again - if (AreCoordsDirectlyPowered(X, Y, Z)) - { - return; // Something matches, torch still powered - } - - // Block torch on not powered, can be turned on again! - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_TORCH_ON, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ)); - } -} - - - - - -void cRedstoneSimulator::HandleRedstoneBlock(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_BLOCK_OF_REDSTONE); - SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_BLOCK_OF_REDSTONE); // Set self as powered -} - - - - - -void cRedstoneSimulator::HandleRedstoneLever(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - if (IsLeverOn(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ))) - { - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_LEVER); - - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_LEVER); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_LEVER); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_LEVER); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, E_BLOCK_LEVER); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_LEVER); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_LEVER); - } -} - - - - - -void cRedstoneSimulator::HandleRedstoneButton(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType) -{ - if (IsButtonOn(m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ))) - { - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, a_BlockType); - - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, a_BlockType); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, a_BlockType); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, a_BlockType); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, a_BlockType); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, a_BlockType); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, a_BlockType); - } -} - - - - - -void cRedstoneSimulator::HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - static const struct // Define which directions the wire can receive power from - { - int x, y, z; - } gCrossCoords[] = - { - { 1, 0, 0}, /* Wires on same level start */ - {-1, 0, 0}, - { 0, 0, 1}, - { 0, 0, -1}, /* Wires on same level stop */ - { 1, 1, 0}, /* Wires one higher, surrounding self start */ - {-1, 1, 0}, - { 0, 1, 1}, - { 0, 1, -1}, /* Wires one higher, surrounding self stop */ - { 1,-1, 0}, /* Wires one lower, surrounding self start */ - {-1,-1, 0}, - { 0,-1, 1}, - { 0,-1, -1}, /* Wires one lower, surrounding self stop */ - } ; - - static const struct // Define which directions the wire will check for repeater prescence - { - int x, y, z; - } gSideCoords[] = - { - { 1, 0, 0 }, - {-1, 0, 0 }, - { 0, 0, 1 }, - { 0, 0,-1 }, - { 0, 1, 0 }, - }; - - // Check to see if directly beside a power source - if (IsWirePowered(a_BlockX, a_BlockY, a_BlockZ)) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 15); // Maximum power - } - else - { - NIBBLETYPE MetaToSet = 0; - NIBBLETYPE MyMeta = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); - int TimesMetaSmaller = 0, TimesFoundAWire = 0; - - for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) // Loop through all directions to transfer or receive power - { - if ((i >= 4) && (i <= 7)) // If we are currently checking for wire surrounding ourself one block above... - { - if (g_BlockIsSolid[m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ)]) // If there is something solid above us (wire cut off)... - { - continue; // We don't receive power from that wire - } - } - else if ((i >= 8) && (i <= 11)) // See above, but this is for wire below us - { - if (g_BlockIsSolid[m_World.GetBlock(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y + 1, a_BlockZ + gCrossCoords[i].z)]) - { - continue; - } - } - - BLOCKTYPE SurroundType; - NIBBLETYPE SurroundMeta; - m_World.GetBlockTypeMeta(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, SurroundType, SurroundMeta); - - if (SurroundType == E_BLOCK_REDSTONE_WIRE) - { - TimesFoundAWire++; - - if (SurroundMeta > 1) // Wires of power 1 or 0 cannot transfer power TO ME, don't bother checking - { - // Does surrounding wire have a higher power level than self? - // >= to fix a bug where wires bordering each other with the same power level will appear (in terms of meta) to power each other, when they aren't actually in the powered list - if (SurroundMeta >= MyMeta) - { - MetaToSet = SurroundMeta - 1; // To improve performance - } - } - - if (SurroundMeta < MyMeta) // Go through all surroundings to see if self power is larger than everyone else's - { - TimesMetaSmaller++; - } - } - } - - if (TimesMetaSmaller == TimesFoundAWire) - { - // All surrounding metas were smaller - self must have been a wire that was - // transferring power to other wires around. - // However, self not directly powered anymore, so source must have been removed, - // therefore, self must be set to meta zero - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE, 0); // SetMeta & WakeUpSims doesn't seem to work here, so SetBlock - return; // No need to process block power sets because self not powered - } - else - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, MetaToSet); - } - } - - if (m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) != 0) // A powered wire - { - for (size_t i = 0; i < ARRAYCOUNT(gSideCoords); i++) // Look for repeaters immediately surrounding self and try to power them - { - if (m_World.GetBlock(a_BlockX + gSideCoords[i].x, a_BlockY + gSideCoords[i].y, a_BlockZ + gSideCoords[i].z) == E_BLOCK_REDSTONE_REPEATER_OFF) - { - SetBlockPowered(a_BlockX + gSideCoords[i].x, a_BlockY + gSideCoords[i].y, a_BlockZ + gSideCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - } - } - - // Wire still powered, power blocks beneath - SetBlockPowered(a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_REDSTONE_WIRE); - - switch (GetWireDirection(a_BlockX, a_BlockY, a_BlockZ)) - { - case REDSTONE_NONE: - { - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YM, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_YP, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_WIRE); - break; - } - case REDSTONE_X_POS: - { - SetBlockPowered(a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_WIRE); - break; - } - case REDSTONE_X_NEG: - { - SetBlockPowered(a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_WIRE); - break; - } - case REDSTONE_Z_POS: - { - SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_WIRE); - break; - } - case REDSTONE_Z_NEG: - { - SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_WIRE); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_WIRE); - break; - } - } - } -} - - - - - -void cRedstoneSimulator::HandleRedstoneRepeater(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) -{ - NIBBLETYPE a_Meta = m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ); - - bool IsOn = ((a_MyState == E_BLOCK_REDSTONE_REPEATER_ON) ? true : false); // Cache if repeater is on - bool IsSelfPowered = IsRepeaterPowered(a_BlockX, a_BlockY, a_BlockZ, a_Meta & 0x3); // Cache if repeater is pwoered - - if (IsSelfPowered && !IsOn) // Queue a power change if I am receiving power but not on - { - QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, 0, true); - } - else if (!IsSelfPowered && IsOn) // Queue a power change if I am not receiving power but on - { - QueueRepeaterPowerChange(a_BlockX, a_BlockY, a_BlockZ, a_Meta, 0, false); - } - - for (RepeatersDelayList::iterator itr = m_RepeatersDelayList.begin(); itr != m_RepeatersDelayList.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - continue; - } - - if (itr->a_ElapsedTicks >= itr->a_DelayTicks) // Has the elapsed ticks reached the target ticks? - { - if (itr->ShouldPowerOn) - { - if (!IsOn) - { - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON, a_Meta); // For performance - } - - switch (a_Meta & 0x3) // We only want the direction (bottom) bits - { - case 0x0: - { - SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZM, E_BLOCK_REDSTONE_REPEATER_ON); - break; - } - case 0x1: - { - SetBlockPowered(a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XP, E_BLOCK_REDSTONE_REPEATER_ON); - break; - } - case 0x2: - { - SetBlockPowered(a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_ZP, E_BLOCK_REDSTONE_REPEATER_ON); - break; - } - case 0x3: - { - SetBlockPowered(a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_ON); - SetDirectionLinkedPowered(a_BlockX, a_BlockY, a_BlockZ, BLOCK_FACE_XM, E_BLOCK_REDSTONE_REPEATER_ON); - break; - } - } - - // Removal of the data entry will be handled in SimChunk - we still want to continue trying to power blocks, even if our delay time has reached - // Otherwise, the power state of blocks in front won't update after we have powered on - return; - } - else - { - if (IsOn) - { - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_REPEATER_OFF, a_Meta); - } - m_RepeatersDelayList.erase(itr); // We can remove off repeaters which don't need further updating - return; - } - } - else - { - // Apparently, incrementing ticks only works reliably here, and not in SimChunk; - // With a world with lots of redstone, the repeaters simply do not delay - // I am confounded to say why. Perhaps optimisation failure. - LOGD("Incremented a repeater @ {%i %i %i} | Elapsed ticks: %i | Target delay: %i", itr->a_BlockPos.x, itr->a_BlockPos.y, itr->a_BlockPos.z, itr->a_ElapsedTicks, itr->a_DelayTicks); - itr->a_ElapsedTicks++; - } - } -} - - - - - -void cRedstoneSimulator::HandlePiston(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - cPiston Piston(&m_World); - if (IsPistonPowered(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x7)) // We only want the bottom three bits (4th controls extended-ness) - { - Piston.ExtendPiston(a_BlockX, a_BlockY, a_BlockZ); - } - else - { - Piston.RetractPiston(a_BlockX, a_BlockY, a_BlockZ); - } -} - - - - - -void cRedstoneSimulator::HandleDropSpenser(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - class cSetPowerToDropSpenser : - public cDropSpenserCallback - { - bool m_IsPowered; - public: - cSetPowerToDropSpenser(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} - - virtual bool Item(cDropSpenserEntity * a_DropSpenser) override - { - a_DropSpenser->SetRedstonePower(m_IsPowered); - return false; - } - } DrSpSP (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)); - - m_World.DoWithDropSpenserAt(a_BlockX, a_BlockY, a_BlockZ, DrSpSP); -} - - - - - -void cRedstoneSimulator::HandleRedstoneLamp(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState) -{ - if (a_MyState == E_BLOCK_REDSTONE_LAMP_OFF) - { - if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_LAMP_ON, 0); - } - } - else - { - if (!AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_REDSTONE_LAMP_OFF, 0); - } - } -} - - - - - -void cRedstoneSimulator::HandleTNT(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - m_World.BroadcastSoundEffect("random.fuse", a_BlockX * 8, a_BlockY * 8, a_BlockZ * 8, 0.5f, 0.6f); - m_World.SpawnPrimedTNT(a_BlockX + 0.5, a_BlockY + 0.5, a_BlockZ + 0.5, 4); // 4 seconds to boom - m_World.SetBlock(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_AIR, 0); - } -} - - - - - -void cRedstoneSimulator::HandleDoor(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) - { - cBlockDoorHandler::ChangeDoor(&m_World, a_BlockX, a_BlockY, a_BlockZ); - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); - } - } - else - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) - { - cBlockDoorHandler::ChangeDoor(&m_World, a_BlockX, a_BlockY, a_BlockZ); - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); - } - } -} - - - - - -void cRedstoneSimulator::HandleCommandBlock(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - class cSetPowerToCommandBlock : - public cCommandBlockCallback - { - bool m_IsPowered; - public: - cSetPowerToCommandBlock(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} - - virtual bool Item(cCommandBlockEntity * a_CommandBlock) override - { - a_CommandBlock->SetRedstonePower(m_IsPowered); - return false; - } - } CmdBlockSP (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)); - - m_World.DoWithCommandBlockAt(a_BlockX, a_BlockY, a_BlockZ, CmdBlockSP); -} - - - - - -void cRedstoneSimulator::HandleRail(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType) -{ - switch (a_MyType) - { - case E_BLOCK_DETECTOR_RAIL: - { - if ((m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x08) == 0x08) - { - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, a_MyType); - } - break; - } - case E_BLOCK_ACTIVATOR_RAIL: - case E_BLOCK_POWERED_RAIL: - { - if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) | 0x08); - } - else - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0x07); - } - break; - } - default: LOGD("Unhandled type of rail in %s", __FUNCTION__); - } -} - - - - - -void cRedstoneSimulator::HandleTrapdoor(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - if (AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ)) - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) | 0x4); - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); - } - } - else - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, m_World.GetBlockMeta(a_BlockX, a_BlockY, a_BlockZ) & 0xB); // Take into account that the fourth bit is needed for trapdoors too - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); - } - } -} - - - - - -void cRedstoneSimulator::HandleNoteBlock(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - bool m_bAreCoordsPowered = AreCoordsPowered(a_BlockX, a_BlockY, a_BlockZ); - - if (m_bAreCoordsPowered) - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, true)) - { - class cSetPowerToNoteBlock : - public cNoteBlockCallback - { - bool m_IsPowered; - public: - cSetPowerToNoteBlock(bool a_IsPowered) : m_IsPowered(a_IsPowered) {} - - virtual bool Item(cNoteEntity * a_NoteBlock) override - { - if (m_IsPowered) - { - a_NoteBlock->MakeSound(); - } - return false; - } - } NoteBlockSP(m_bAreCoordsPowered); - - m_World.DoWithNoteBlockAt(a_BlockX, a_BlockY, a_BlockZ, NoteBlockSP); - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, true); - } - } - else - { - if (!AreCoordsSimulated(a_BlockX, a_BlockY, a_BlockZ, false)) - { - SetPlayerToggleableBlockAsSimulated(a_BlockX, a_BlockY, a_BlockZ, false); - } - } -} - - - - - -void cRedstoneSimulator::HandleDaylightSensor(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - int a_ChunkX, a_ChunkZ; - cChunkDef::BlockToChunk(a_BlockX, a_BlockZ, a_ChunkX, a_ChunkZ); - - if (!m_World.IsChunkLighted(a_ChunkX, a_ChunkZ)) - { - m_World.QueueLightChunk(a_ChunkX, a_ChunkZ); - } - else - { - NIBBLETYPE SkyLight = m_World.GetBlockSkyLight(a_BlockX, a_BlockY + 1, a_BlockZ) - m_World.GetSkyDarkness(); - if (SkyLight > 8) - { - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_DAYLIGHT_SENSOR); - } - } -} - - - - - -void cRedstoneSimulator::HandlePressurePlate(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType) -{ - switch (a_MyType) - { - case E_BLOCK_STONE_PRESSURE_PLATE: - { - // MCS feature - stone pressure plates can only be triggered by players :D - cPlayer * a_Player = m_World.FindClosestPlayer(Vector3f(a_BlockX + 0.5f, (float)a_BlockY, a_BlockZ + 0.5f), 0.5f); - - if (a_Player != NULL) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x1); - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_STONE_PRESSURE_PLATE); - } - else - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x0); - m_World.WakeUpSimulators(a_BlockX, a_BlockY, a_BlockZ); - } - break; - } - case E_BLOCK_WOODEN_PRESSURE_PLATE: - { - class cWoodenPressurePlateCallback : - public cEntityCallback - { - public: - cWoodenPressurePlateCallback(int a_BlockX, int a_BlockY, int a_BlockZ, cWorld * a_World) : - m_X(a_BlockX), - m_Y(a_BlockY), - m_Z(a_BlockZ), - m_World(a_World), - m_Entity(NULL) - { - } - - virtual bool Item(cEntity * a_Entity) override - { - cTracer LineOfSight(m_World); - - Vector3f EntityPos = a_Entity->GetPosition(); - Vector3f BlockPos(m_X + 0.5f, (float)m_Y, m_Z + 0.5f); - float Distance = (EntityPos - BlockPos).Length(); - - if (Distance < 0.5) - { - if (!LineOfSight.Trace(BlockPos, (EntityPos - BlockPos), (int)(EntityPos - BlockPos).Length())) - { - m_Entity = a_Entity; - return true; // Break out, we only need to know for wooden plates that at least one entity is on top - } - } - return false; - } - - bool FoundEntity(void) const - { - return m_Entity != NULL; - } - - protected: - cEntity * m_Entity; - cWorld * m_World; - - int m_X; - int m_Y; - int m_Z; - } ; - - cWoodenPressurePlateCallback WoodenPressurePlateCallback(a_BlockX, a_BlockY, a_BlockZ, &m_World); - m_World.ForEachEntity(WoodenPressurePlateCallback); - - if (WoodenPressurePlateCallback.FoundEntity()) - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x1); - SetAllDirsAsPowered(a_BlockX, a_BlockY, a_BlockZ, E_BLOCK_WOODEN_PRESSURE_PLATE); - } - else - { - m_World.SetBlockMeta(a_BlockX, a_BlockY, a_BlockZ, 0x0); - m_World.WakeUpSimulators(a_BlockX, a_BlockY, a_BlockZ); - } - break; - } - default: - LOGD("Unimplemented pressure plate type %s in cRedstoneSimulator", ItemToFullString(a_MyType).c_str()); - break; - } -} - - - - - -bool cRedstoneSimulator::AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list - { - if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - return true; - } - } - return false; -} - - - - - -bool cRedstoneSimulator::AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list - { - if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - return true; - } - } - return false; -} - - - - - -bool cRedstoneSimulator::IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta) -{ - // Repeaters cannot be powered by any face except their back; verify that this is true for a source - - for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - switch (a_Meta) - { - case 0x0: - { - // Flip the coords to check the back of the repeater - if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; } - break; - } - case 0x1: - { - if (itr->a_SourcePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; } - break; - } - case 0x2: - { - if (itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; } - break; - } - case 0x3: - { - if (itr->a_SourcePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; } - break; - } - } - } - - for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - switch (a_Meta) - { - case 0x0: - { - if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ + 1))) { return true; } - break; - } - case 0x1: - { - if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX - 1, a_BlockY, a_BlockZ))) { return true; } - break; - } - case 0x2: - { - if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ - 1))) { return true; } - break; - } - case 0x3: - { - if (itr->a_MiddlePos.Equals(Vector3i(a_BlockX + 1, a_BlockY, a_BlockZ))) { return true; } - break; - } - } - } - return false; // Couldn't find power source behind repeater -} - - - - -bool cRedstoneSimulator::IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta) -{ - // Pistons cannot be powered through their front face; this function verifies that a source meets this requirement - - int OldX = a_BlockX, OldY = a_BlockY, OldZ = a_BlockZ; - - for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta); // Piston meta is based on what direction they face, so we can do this - - if (!itr->a_SourcePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - return true; - } - - a_BlockX = OldX; - a_BlockY = OldY; - a_BlockZ = OldZ; - } - - for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - AddFaceDirection(a_BlockX, a_BlockY, a_BlockZ, a_Meta); - - if (!itr->a_MiddlePos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - return true; - } - - a_BlockX = OldX; - a_BlockY = OldY; - a_BlockZ = OldZ; - } - return false; // Source was in front of the piston's front face -} - - - - -bool cRedstoneSimulator::IsWirePowered(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - if (m_World.GetBlock(itr->a_SourcePos) != E_BLOCK_REDSTONE_WIRE) - { - return true; - } - } - - for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) { continue; } - - if (m_World.GetBlock(itr->a_SourcePos) != E_BLOCK_REDSTONE_WIRE) - { - return true; - } - } - return false; // Source was in front of the piston's front face -} - - - - - -bool cRedstoneSimulator::AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered) -{ - for (SimulatedPlayerToggleableList::const_iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr) - { - if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - if (itr->WasLastStatePowered != IsCurrentStatePowered) // Was the last power state different to the current? - { - return false; // It was, coordinates are no longer simulated - } - else - { - return true; // It wasn't, don't resimulate block, and allow players to toggle - } - } - } - return false; // Block wasn't even in the list, not simulated -} - - - - - -void cRedstoneSimulator::SetDirectionLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Direction, BLOCKTYPE a_SourceType) -{ - switch (a_Direction) - { - case BLOCK_FACE_XM: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ); - - SetBlockLinkedPowered(a_BlockX - 2, a_BlockY, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX - 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - case BLOCK_FACE_XP: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ); - - SetBlockLinkedPowered(a_BlockX + 2, a_BlockY, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX + 1, a_BlockY, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - case BLOCK_FACE_YM: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY - 1, a_BlockZ); - - SetBlockLinkedPowered(a_BlockX, a_BlockY - 2, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY - 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - case BLOCK_FACE_YP: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY + 1, a_BlockZ); - - SetBlockLinkedPowered(a_BlockX, a_BlockY + 2, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY + 1, a_BlockZ, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - case BLOCK_FACE_ZM: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 1); - - SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ - 2, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ - 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - case BLOCK_FACE_ZP: - { - BLOCKTYPE MiddleBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1); - - SetBlockLinkedPowered(a_BlockX, a_BlockY, a_BlockZ + 2, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX + 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX - 1, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY + 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - SetBlockLinkedPowered(a_BlockX, a_BlockY - 1, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ + 1, a_BlockX, a_BlockY, a_BlockZ, a_SourceType, MiddleBlock); - - break; - } - default: - { - ASSERT(!"Unhandled face direction when attempting to set blocks as linked powered!"); // Zombies, that wasn't supposed to happen... - break; - } - } -} - - - - - -void cRedstoneSimulator::SetAllDirsAsPowered(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SourceBlock) -{ - static const struct - { - int x, y, z; - } gCrossCoords[] = - { - { 1, 0, 0 }, - {-1, 0, 0 }, - { 0, 0, 1 }, - { 0, 0,-1 }, - { 0, 1, 0 }, - { 0,-1, 0 } - }; - - for (size_t i = 0; i < ARRAYCOUNT(gCrossCoords); i++) // Loop through struct to power all directions - { - SetBlockPowered(a_BlockX + gCrossCoords[i].x, a_BlockY + gCrossCoords[i].y, a_BlockZ + gCrossCoords[i].z, a_BlockX, a_BlockY, a_BlockZ, a_SourceBlock); - } -} - - - - - -void cRedstoneSimulator::SetBlockPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock) -{ - BLOCKTYPE Block = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ); - if (Block == E_BLOCK_AIR) - { - // Don't set air, fixes some bugs (wires powering themselves) - return; - } - - for (PoweredBlocksList::const_iterator itr = m_PoweredBlocks.begin(); itr != m_PoweredBlocks.end(); ++itr) // Check powered list - { - if ( - itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) && - itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ)) - ) - { - // Check for duplicates - return; - } - } - - sPoweredBlocks RC; - RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); - RC.a_SourcePos = Vector3i(a_SourceX, a_SourceY, a_SourceZ); - m_PoweredBlocks.push_back(RC); -} - - - - - -void cRedstoneSimulator::SetBlockLinkedPowered( - int a_BlockX, int a_BlockY, int a_BlockZ, - int a_MiddleX, int a_MiddleY, int a_MiddleZ, - int a_SourceX, int a_SourceY, int a_SourceZ, - BLOCKTYPE a_SourceBlock, BLOCKTYPE a_MiddleBlock -) -{ - BLOCKTYPE DestBlock = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ); - if (DestBlock == E_BLOCK_AIR) - { - // Don't set air, fixes some bugs (wires powering themselves) - return; - } - if (!IsViableMiddleBlock(a_MiddleBlock)) - { - return; - } - - for (LinkedBlocksList::const_iterator itr = m_LinkedPoweredBlocks.begin(); itr != m_LinkedPoweredBlocks.end(); ++itr) // Check linked powered list - { - if ( - itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ)) && - itr->a_MiddlePos.Equals(Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ)) && - itr->a_SourcePos.Equals(Vector3i(a_SourceX, a_SourceY, a_SourceZ)) - ) - { - // Check for duplicates - return; - } - } - - sLinkedPoweredBlocks RC; - RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); - RC.a_MiddlePos = Vector3i(a_MiddleX, a_MiddleY, a_MiddleZ); - RC.a_SourcePos = Vector3i(a_SourceX, a_SourceY, a_SourceZ); - m_LinkedPoweredBlocks.push_back(RC); -} - - - - - -void cRedstoneSimulator::SetPlayerToggleableBlockAsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool WasLastStatePowered) -{ - for (SimulatedPlayerToggleableList::iterator itr = m_SimulatedPlayerToggleableBlocks.begin(); itr != m_SimulatedPlayerToggleableBlocks.end(); ++itr) - { - if (!itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - continue; - } - - if (itr->WasLastStatePowered != WasLastStatePowered) - { - // If power states different, update listing - itr->WasLastStatePowered = WasLastStatePowered; - return; - } - else - { - // If states the same, just ignore - return; - } - } - - // We have arrive here; no block must be in list - add one - sSimulatedPlayerToggleableList RC; - RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); - RC.WasLastStatePowered = WasLastStatePowered; - m_SimulatedPlayerToggleableBlocks.push_back(RC); -} - - - - - -void cRedstoneSimulator::QueueRepeaterPowerChange(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta, short a_ElapsedTicks, bool ShouldPowerOn) -{ - for (RepeatersDelayList::iterator itr = m_RepeatersDelayList.begin(); itr != m_RepeatersDelayList.end(); ++itr) - { - if (itr->a_BlockPos.Equals(Vector3i(a_BlockX, a_BlockY, a_BlockZ))) - { - if (ShouldPowerOn == itr->ShouldPowerOn) // We are queued already for the same thing, don't replace entry - { - return; - } - - // Already in here (normal to allow repeater to continue on powering and updating blocks in front) - just update info and quit - itr->a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + (ShouldPowerOn ? 1 : 0)) * 2; // See below for description - itr->a_ElapsedTicks = 0; - itr->ShouldPowerOn = ShouldPowerOn; - return; - } - } - - // Self not in list, add self to list - sRepeatersDelayList RC; - RC.a_BlockPos = Vector3i(a_BlockX, a_BlockY, a_BlockZ); - - // Gets the top two bits (delay time), shifts them into the lower two bits, and adds one (meta 0 = 1 tick; 1 = 2 etc.) - // * 2 because apparently, MCS ticks are way faster than vanilla ticks, so repeater aren't noticeably delayed - // We don't +1 when powering off because everything seems to already delay a tick when powering off, why? No idea :P - RC.a_DelayTicks = (((a_Meta & 0xC) >> 0x2) + (ShouldPowerOn ? 1 : 0)) * 2; - - - RC.a_ElapsedTicks = 0; - RC.ShouldPowerOn = ShouldPowerOn; - m_RepeatersDelayList.push_back(RC); - return; -} - - - - - -cRedstoneSimulator::eRedstoneDirection cRedstoneSimulator::GetWireDirection(int a_BlockX, int a_BlockY, int a_BlockZ) -{ - int Dir = REDSTONE_NONE; - - BLOCKTYPE NegX = m_World.GetBlock(a_BlockX - 1, a_BlockY, a_BlockZ); - if (IsPotentialSource(NegX)) - { - Dir |= (REDSTONE_X_POS); - } - - BLOCKTYPE PosX = m_World.GetBlock(a_BlockX + 1, a_BlockY, a_BlockZ); - if (IsPotentialSource(PosX)) - { - Dir |= (REDSTONE_X_NEG); - } - - BLOCKTYPE NegZ = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ - 1); - if (IsPotentialSource(NegZ)) - { - if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG)) // corner - { - Dir ^= REDSTONE_X_POS; - Dir |= REDSTONE_X_NEG; - } - if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS)) // corner - { - Dir ^= REDSTONE_X_NEG; - Dir |= REDSTONE_X_POS; - } - Dir |= REDSTONE_Z_POS; - } - - BLOCKTYPE PosZ = m_World.GetBlock(a_BlockX, a_BlockY, a_BlockZ + 1); - if (IsPotentialSource(PosZ)) - { - if ((Dir & REDSTONE_X_POS) && !(Dir & REDSTONE_X_NEG)) // corner - { - Dir ^= REDSTONE_X_POS; - Dir |= REDSTONE_X_NEG; - } - if ((Dir & REDSTONE_X_NEG) && !(Dir & REDSTONE_X_POS)) // corner - { - Dir ^= REDSTONE_X_NEG; - Dir |= REDSTONE_X_POS; - } - Dir |= REDSTONE_Z_NEG; - } - return (eRedstoneDirection)Dir; -} - - - - - -bool cRedstoneSimulator::IsLeverOn(NIBBLETYPE a_BlockMeta) -{ - // Extract the ON bit from metadata and return if true if it is set: - return ((a_BlockMeta & 0x8) == 0x8); -} - - - - - -bool cRedstoneSimulator::IsButtonOn(NIBBLETYPE a_BlockMeta) -{ - return IsLeverOn(a_BlockMeta); -} - - - - diff --git a/src/Simulator/RedstoneSimulator.h b/src/Simulator/RedstoneSimulator.h index bb2efeb8a..b3e20c9a5 100644 --- a/src/Simulator/RedstoneSimulator.h +++ b/src/Simulator/RedstoneSimulator.h @@ -3,10 +3,6 @@ #include "Simulator.h" -/// Per-chunk data for the simulator, specified individual chunks to simulate; 'Data' is not used -typedef cCoordWithBlockVector cRedstoneSimulatorChunkData; - - @@ -14,250 +10,8 @@ class cRedstoneSimulator : public cSimulator { typedef cSimulator super; + public: - cRedstoneSimulator(cWorld & a_World); - ~cRedstoneSimulator(); - - virtual void Simulate(float a_Dt) override { UNUSED(a_Dt);} // not used - virtual void SimulateChunk(float a_Dt, int a_ChunkX, int a_ChunkZ, cChunk * a_Chunk) override; - virtual bool IsAllowedBlock( BLOCKTYPE a_BlockType ) override { return IsRedstone(a_BlockType); } - - enum eRedstoneDirection - { - REDSTONE_NONE = 0, - REDSTONE_X_POS = 0x1, - REDSTONE_X_NEG = 0x2, - REDSTONE_Z_POS = 0x4, - REDSTONE_Z_NEG = 0x8, - }; - eRedstoneDirection GetWireDirection(int a_BlockX, int a_BlockY, int a_BlockZ); - -private: - - struct sPoweredBlocks // Define structure of the directly powered blocks list - { - Vector3i a_BlockPos; // Position of powered block - Vector3i a_SourcePos; // Position of source powering the block at a_BlockPos - }; - - struct sLinkedPoweredBlocks // Define structure of the indirectly powered blocks list (i.e. repeaters powering through a block to the block at the other side) - { - Vector3i a_BlockPos; - Vector3i a_MiddlePos; - Vector3i a_SourcePos; - }; - - struct sSimulatedPlayerToggleableList - { - Vector3i a_BlockPos; - bool WasLastStatePowered; - }; - - struct sRepeatersDelayList - { - Vector3i a_BlockPos; - short a_DelayTicks; - short a_ElapsedTicks; - bool ShouldPowerOn; - }; - - typedef std::vector <sPoweredBlocks> PoweredBlocksList; - typedef std::vector <sLinkedPoweredBlocks> LinkedBlocksList; - typedef std::vector <sSimulatedPlayerToggleableList> SimulatedPlayerToggleableList; - typedef std::vector <sRepeatersDelayList> RepeatersDelayList; - - PoweredBlocksList m_PoweredBlocks; - LinkedBlocksList m_LinkedPoweredBlocks; - SimulatedPlayerToggleableList m_SimulatedPlayerToggleableBlocks; - RepeatersDelayList m_RepeatersDelayList; - - virtual void AddBlock(int a_BlockX, int a_BlockY, int a_BlockZ, cChunk * a_Chunk) override; - - // We want a_MyState for devices needing a full FastSetBlock (as opposed to meta) because with our simulation model, we cannot keep setting the block if it is already set correctly - // In addition to being non-performant, it would stop the player from actually breaking said device - - /* ====== SOURCES ====== */ - /** Handles the redstone torch */ - void HandleRedstoneTorch(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); - /** Handles the redstone block */ - void HandleRedstoneBlock(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles levers */ - void HandleRedstoneLever(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles buttons */ - void HandleRedstoneButton(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType); - /** Handles daylight sensors */ - void HandleDaylightSensor(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles pressure plates */ - void HandlePressurePlate(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType); - /* ==================== */ - - /* ====== CARRIERS ====== */ - /** Handles redstone wire */ - void HandleRedstoneWire(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles repeaters */ - void HandleRedstoneRepeater(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); - /* ====================== */ - - /* ====== DEVICES ====== */ - /** Handles pistons */ - void HandlePiston(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles dispensers and droppers */ - void HandleDropSpenser(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles TNT (exploding) */ - void HandleTNT(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles redstone lamps */ - void HandleRedstoneLamp(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyState); - /** Handles doords */ - void HandleDoor(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles command blocks */ - void HandleCommandBlock(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles activator, detector, and powered rails */ - void HandleRail(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_MyType); - /** Handles trapdoors */ - void HandleTrapdoor(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Handles noteblocks */ - void HandleNoteBlock(int a_BlockX, int a_BlockY, int a_BlockZ); - /* ===================== */ - - /* ====== Helper functions ====== */ - /** Marks a block as powered */ - void SetBlockPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock); - /** Marks a block as being powered through another block */ - void SetBlockLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, int a_MiddleX, int a_MiddleY, int a_MiddleZ, int a_SourceX, int a_SourceY, int a_SourceZ, BLOCKTYPE a_SourceBlock, BLOCKTYPE a_MiddeBlock); - /** Marks a block as simulated, who should not be simulated further unless their power state changes, to accomodate a player manually toggling the block without triggering the simulator toggling it back */ - void SetPlayerToggleableBlockAsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool WasLastStatePowered); - /** Marks the second block in a direction as linked powered */ - void SetDirectionLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ, char a_Direction, BLOCKTYPE a_SourceBlock); - /** Marks all blocks immediately surrounding a coordinate as powered */ - void SetAllDirsAsPowered(int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_SourceBlock); - /** Queues a repeater to be powered or unpowered */ - void QueueRepeaterPowerChange(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta, short a_ElapsedTicks, bool ShouldPowerOn); - - /** Returns if a coordinate is powered or linked powered */ - bool AreCoordsPowered(int a_BlockX, int a_BlockY, int a_BlockZ) { return AreCoordsDirectlyPowered(a_BlockX, a_BlockY, a_BlockZ) || AreCoordsLinkedPowered(a_BlockX, a_BlockY, a_BlockZ); } - /** Returns if a coordinate is in the directly powered blocks list */ - bool AreCoordsDirectlyPowered(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Returns if a coordinate is in the indirectly powered blocks list */ - bool AreCoordsLinkedPowered(int a_BlockX, int a_BlockY, int a_BlockZ); - /** Returns if a coordinate was marked as simulated (for blocks toggleable by players) */ - bool AreCoordsSimulated(int a_BlockX, int a_BlockY, int a_BlockZ, bool IsCurrentStatePowered); - /** Returns if a repeater is powered */ - bool IsRepeaterPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta); - /** Returns if a piston is powered */ - bool IsPistonPowered(int a_BlockX, int a_BlockY, int a_BlockZ, NIBBLETYPE a_Meta); - /** Returns if a wire is powered - The only diffence between this and a normal AreCoordsPowered is that this function checks for a wire powering another wire - */ - bool IsWirePowered(int a_BlockX, int a_BlockY, int a_BlockZ); - - - /** Returns if lever metadata marks it as emitting power */ - bool IsLeverOn(NIBBLETYPE a_BlockMeta); - /** Returns if button metadata marks it as emitting power */ - bool IsButtonOn(NIBBLETYPE a_BlockMeta); - /* ============================== */ - - /* ====== Misc Functions ====== */ - /** Returns if a block is viable to be the MiddleBlock of a SetLinkedPowered operation */ - inline static bool IsViableMiddleBlock(BLOCKTYPE Block) { return g_BlockFullyOccupiesVoxel[Block]; } - - /** Returns if a block is a mechanism (something that accepts power and does something) */ - inline static bool IsMechanism(BLOCKTYPE Block) - { - switch (Block) - { - case E_BLOCK_ACTIVATOR_RAIL: - case E_BLOCK_COMMAND_BLOCK: - case E_BLOCK_PISTON: - case E_BLOCK_STICKY_PISTON: - case E_BLOCK_DISPENSER: - case E_BLOCK_DROPPER: - case E_BLOCK_FENCE_GATE: - case E_BLOCK_HOPPER: - case E_BLOCK_NOTE_BLOCK: - case E_BLOCK_TNT: - case E_BLOCK_TRAPDOOR: - case E_BLOCK_REDSTONE_LAMP_OFF: - case E_BLOCK_REDSTONE_LAMP_ON: - case E_BLOCK_WOODEN_DOOR: - case E_BLOCK_IRON_DOOR: - case E_BLOCK_REDSTONE_REPEATER_OFF: - case E_BLOCK_REDSTONE_REPEATER_ON: - case E_BLOCK_POWERED_RAIL: - { - return true; - } - default: return false; - } - } - - /** Returns if a block has the potential to output power */ - inline static bool IsPotentialSource(BLOCKTYPE Block) - { - switch (Block) - { - case E_BLOCK_DETECTOR_RAIL: - case E_BLOCK_DAYLIGHT_SENSOR: - case E_BLOCK_WOODEN_BUTTON: - case E_BLOCK_STONE_BUTTON: - case E_BLOCK_REDSTONE_WIRE: - case E_BLOCK_REDSTONE_TORCH_ON: - case E_BLOCK_LEVER: - case E_BLOCK_REDSTONE_REPEATER_ON: - case E_BLOCK_BLOCK_OF_REDSTONE: - case E_BLOCK_ACTIVE_COMPARATOR: - { - return true; - } - default: return false; - } - } - /** Returns if a block is any sort of redstone device */ - inline static bool IsRedstone(BLOCKTYPE Block) - { - switch (Block) - { - // All redstone devices, please alpha sort - case E_BLOCK_ACTIVATOR_RAIL: - case E_BLOCK_ACTIVE_COMPARATOR: - case E_BLOCK_BLOCK_OF_REDSTONE: - case E_BLOCK_COMMAND_BLOCK: - case E_BLOCK_DETECTOR_RAIL: - case E_BLOCK_DISPENSER: - case E_BLOCK_DAYLIGHT_SENSOR: - case E_BLOCK_DROPPER: - case E_BLOCK_FENCE_GATE: - case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: - case E_BLOCK_HOPPER: - case E_BLOCK_INACTIVE_COMPARATOR: - case E_BLOCK_IRON_DOOR: - case E_BLOCK_LEVER: - case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: - case E_BLOCK_NOTE_BLOCK: - case E_BLOCK_POWERED_RAIL: - case E_BLOCK_REDSTONE_LAMP_OFF: - case E_BLOCK_REDSTONE_LAMP_ON: - case E_BLOCK_REDSTONE_REPEATER_OFF: - case E_BLOCK_REDSTONE_REPEATER_ON: - case E_BLOCK_REDSTONE_TORCH_OFF: - case E_BLOCK_REDSTONE_TORCH_ON: - case E_BLOCK_REDSTONE_WIRE: - case E_BLOCK_STICKY_PISTON: - case E_BLOCK_STONE_BUTTON: - case E_BLOCK_STONE_PRESSURE_PLATE: - case E_BLOCK_TNT: - case E_BLOCK_TRAPDOOR: - case E_BLOCK_TRIPWIRE_HOOK: - case E_BLOCK_WOODEN_BUTTON: - case E_BLOCK_WOODEN_DOOR: - case E_BLOCK_WOODEN_PRESSURE_PLATE: - case E_BLOCK_PISTON: - { - return true; - } - default: return false; - } - } -}; +} ; diff --git a/src/Simulator/SandSimulator.cpp b/src/Simulator/SandSimulator.cpp index 87fb83357..f305ba61a 100644 --- a/src/Simulator/SandSimulator.cpp +++ b/src/Simulator/SandSimulator.cpp @@ -158,8 +158,10 @@ bool cSandSimulator::CanContinueFallThrough(BLOCKTYPE a_BlockType) case E_BLOCK_DETECTOR_RAIL: case E_BLOCK_FIRE: case E_BLOCK_FLOWER_POT: + case E_BLOCK_HEAVY_WEIGHTED_PRESSURE_PLATE: case E_BLOCK_LAVA: case E_BLOCK_LEVER: + case E_BLOCK_LIGHT_WEIGHTED_PRESSURE_PLATE: case E_BLOCK_MINECART_TRACKS: case E_BLOCK_MELON_STEM: case E_BLOCK_POWERED_RAIL: diff --git a/src/Simulator/Simulator.cpp b/src/Simulator/Simulator.cpp index 06fd0f858..0739f0187 100644 --- a/src/Simulator/Simulator.cpp +++ b/src/Simulator/Simulator.cpp @@ -3,7 +3,6 @@ #include "Simulator.h" #include "../World.h" -#include "../Vector3i.h" #include "../BlockID.h" #include "../Defines.h" #include "../Chunk.h" diff --git a/src/Simulator/Simulator.h b/src/Simulator/Simulator.h index a25b7f1b6..a2e2a5742 100644 --- a/src/Simulator/Simulator.h +++ b/src/Simulator/Simulator.h @@ -1,7 +1,7 @@ #pragma once -#include "../Vector3i.h" +#include "../Vector3.h" #include "inifile/iniFile.h" diff --git a/src/Simulator/VanillaFluidSimulator.cpp b/src/Simulator/VanillaFluidSimulator.cpp new file mode 100644 index 000000000..78aff9d68 --- /dev/null +++ b/src/Simulator/VanillaFluidSimulator.cpp @@ -0,0 +1,150 @@ + +// VanillaFluidSimulator.cpp + +#include "Globals.h" + +#include "VanillaFluidSimulator.h" +#include "../World.h" +#include "../Chunk.h" +#include "../BlockArea.h" +#include "../Blocks/BlockHandler.h" +#include "../BlockInServerPluginInterface.h" + + + + + +static const int InfiniteCost = 100; + + + + + +cVanillaFluidSimulator::cVanillaFluidSimulator( + cWorld & a_World, + BLOCKTYPE a_Fluid, + BLOCKTYPE a_StationaryFluid, + NIBBLETYPE a_Falloff, + int a_TickDelay, + int a_NumNeighborsForSource +) : super(a_World, a_Fluid, a_StationaryFluid, a_Falloff, a_TickDelay, a_NumNeighborsForSource) +{ +} + + + + + +void cVanillaFluidSimulator::Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta) +{ + int Cost[4]; + Cost[0] = CalculateFlowCost(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, X_PLUS); + Cost[1] = CalculateFlowCost(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, X_MINUS); + Cost[2] = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, Z_PLUS); + Cost[3] = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, Z_MINUS); + + int MinCost = InfiniteCost; + for (unsigned int i = 0; i < ARRAYCOUNT(Cost); ++i) + { + if (Cost[i] < MinCost) + { + MinCost = Cost[i]; + } + } + + if (Cost[0] == MinCost) + { + SpreadToNeighbor(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, a_NewMeta); + } + if (Cost[1] == MinCost) + { + SpreadToNeighbor(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, a_NewMeta); + } + if (Cost[2] == MinCost) + { + SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, a_NewMeta); + } + if (Cost[3] == MinCost) + { + SpreadToNeighbor(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, a_NewMeta); + } +} + + + + + +int cVanillaFluidSimulator::CalculateFlowCost(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, Direction a_Dir, unsigned a_Iteration) +{ + int Cost = InfiniteCost; + + BLOCKTYPE BlockType; + NIBBLETYPE BlockMeta; + + // Check if block is passable + if (!a_Chunk->UnboundedRelGetBlock(a_RelX, a_RelY, a_RelZ, BlockType, BlockMeta)) + { + return Cost; + } + if (!IsPassableForFluid(BlockType) && !IsBlockLiquid(BlockType)) + { + return Cost; + } + + // Check if block below is passable + if (!a_Chunk->UnboundedRelGetBlock(a_RelX, a_RelY - 1, a_RelZ, BlockType, BlockMeta)) + { + return Cost; + } + if (IsPassableForFluid(BlockType) || IsBlockLiquid(BlockType)) + { + // Path found, exit + return a_Iteration; + } + + // 5 blocks away, bail out + if (a_Iteration > 3) + { + return Cost; + } + + // Recurse + if (a_Dir != X_MINUS) + { + int NextCost = CalculateFlowCost(a_Chunk, a_RelX + 1, a_RelY, a_RelZ, X_PLUS, a_Iteration + 1); + if (NextCost < Cost) + { + Cost = NextCost; + } + } + if (a_Dir != X_PLUS) + { + int NextCost = CalculateFlowCost(a_Chunk, a_RelX - 1, a_RelY, a_RelZ, X_MINUS, a_Iteration + 1); + if (NextCost < Cost) + { + Cost = NextCost; + } + } + if (a_Dir != Z_MINUS) + { + int NextCost = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ + 1, Z_PLUS, a_Iteration + 1); + if (NextCost < Cost) + { + Cost = NextCost; + } + } + if (a_Dir != Z_PLUS) + { + int NextCost = CalculateFlowCost(a_Chunk, a_RelX, a_RelY, a_RelZ - 1, Z_MINUS, a_Iteration + 1); + if (NextCost < Cost) + { + Cost = NextCost; + } + } + + return Cost; +} + + + + diff --git a/src/Simulator/VanillaFluidSimulator.h b/src/Simulator/VanillaFluidSimulator.h new file mode 100644 index 000000000..a9ea98b5a --- /dev/null +++ b/src/Simulator/VanillaFluidSimulator.h @@ -0,0 +1,42 @@ + +// VanillaFluidSimulator.h + + + + + +#pragma once + +#include "FloodyFluidSimulator.h" + + + + + +// fwd: +class cBlockArea; + + + + + +class cVanillaFluidSimulator : + public cFloodyFluidSimulator +{ + typedef cFloodyFluidSimulator super; + +public: + cVanillaFluidSimulator(cWorld & a_World, BLOCKTYPE a_Fluid, BLOCKTYPE a_StationaryFluid, NIBBLETYPE a_Falloff, int a_TickDelay, int a_NumNeighborsForSource); + +protected: + // cFloodyFluidSimulator overrides: + virtual void Spread(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, NIBBLETYPE a_NewMeta) override; + + /** Recursively calculates the minimum number of blocks needed to descend a level. */ + int CalculateFlowCost(cChunk * a_Chunk, int a_RelX, int a_RelY, int a_RelZ, Direction a_Dir, unsigned a_Iteration = 0); + +} ; + + + + |