1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
|
#include "Globals.h"
#include "IncrementalRedstoneSimulator.h"
#include "../../Chunk.h"
#include "CommandBlockHandler.h"
#include "DoorHandler.h"
#include "RedstoneHandler.h"
#include "RedstoneTorchHandler.h"
#include "RedstoneWireHandler.h"
#include "RedstoneRepeaterHandler.h"
#include "RedstoneToggleHandler.h"
#include "SolidBlockHandler.h"
#include "RedstoneLampHandler.h"
#include "RedstoneBlockHandler.h"
#include "PistonHandler.h"
#include "SmallGateHandler.h"
#include "NoteBlockHandler.h"
#include "TNTHandler.h"
#include "PoweredRailHandler.h"
#include "PressurePlateHandler.h"
#include "TripwireHookHandler.h"
#include "DropSpenserHandler.h"
#include "RedstoneComparatorHandler.h"
#include "TrappedChestHandler.h"
#include "HopperHandler.h"
const cRedstoneHandler * cIncrementalRedstoneSimulator::GetComponentHandler(BLOCKTYPE a_BlockType)
{
struct sComponents:
public std::array<std::unique_ptr<cRedstoneHandler>, 256>
{
sComponents()
{
for (size_t i = 0; i != 256; ++i)
{
(*this)[i] = cIncrementalRedstoneSimulator::CreateComponent(static_cast<BLOCKTYPE>(i));
}
}
};
static sComponents Components;
return Components[a_BlockType].get();
}
std::unique_ptr<cRedstoneHandler> cIncrementalRedstoneSimulator::CreateComponent(BLOCKTYPE a_BlockType)
{
switch (a_BlockType)
{
case E_BLOCK_ACTIVATOR_RAIL:
case E_BLOCK_DETECTOR_RAIL:
case E_BLOCK_POWERED_RAIL: return cpp14::make_unique<cPoweredRailHandler>();
case E_BLOCK_ACTIVE_COMPARATOR:
case E_BLOCK_INACTIVE_COMPARATOR: return cpp14::make_unique<cRedstoneComparatorHandler>();
case E_BLOCK_DISPENSER:
case E_BLOCK_DROPPER: return cpp14::make_unique<cDropSpenserHandler>();
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 cpp14::make_unique<cPressurePlateHandler>();
case E_BLOCK_ACACIA_FENCE_GATE:
case E_BLOCK_BIRCH_FENCE_GATE:
case E_BLOCK_DARK_OAK_FENCE_GATE:
case E_BLOCK_FENCE_GATE:
case E_BLOCK_IRON_TRAPDOOR:
case E_BLOCK_JUNGLE_FENCE_GATE:
case E_BLOCK_SPRUCE_FENCE_GATE:
case E_BLOCK_TRAPDOOR: return cpp14::make_unique<cSmallGateHandler>();
case E_BLOCK_REDSTONE_LAMP_OFF:
case E_BLOCK_REDSTONE_LAMP_ON: return cpp14::make_unique<cRedstoneLampHandler>();
case E_BLOCK_REDSTONE_REPEATER_OFF:
case E_BLOCK_REDSTONE_REPEATER_ON: return cpp14::make_unique<cRedstoneRepeaterHandler>();
case E_BLOCK_REDSTONE_TORCH_OFF:
case E_BLOCK_REDSTONE_TORCH_ON: return cpp14::make_unique<cRedstoneTorchHandler>();
case E_BLOCK_PISTON:
case E_BLOCK_STICKY_PISTON: return cpp14::make_unique<cPistonHandler>();
case E_BLOCK_LEVER:
case E_BLOCK_STONE_BUTTON:
case E_BLOCK_WOODEN_BUTTON: return cpp14::make_unique<cRedstoneToggleHandler>();
case E_BLOCK_BLOCK_OF_REDSTONE: return cpp14::make_unique<cRedstoneBlockHandler>();
case E_BLOCK_COMMAND_BLOCK: return cpp14::make_unique<cCommandBlockHandler>();
case E_BLOCK_HOPPER: return cpp14::make_unique<cHopperHandler>();
case E_BLOCK_NOTE_BLOCK: return cpp14::make_unique<cNoteBlockHandler>();
case E_BLOCK_REDSTONE_WIRE: return cpp14::make_unique<cRedstoneWireHandler>();
case E_BLOCK_TNT: return cpp14::make_unique<cTNTHandler>();
case E_BLOCK_TRAPPED_CHEST: return cpp14::make_unique<cTrappedChestHandler>();
case E_BLOCK_TRIPWIRE_HOOK: return cpp14::make_unique<cTripwireHookHandler>();
default:
{
if (cBlockDoorHandler::IsDoorBlockType(a_BlockType))
{
return cpp14::make_unique<cDoorHandler>();
}
if (cBlockInfo::FullyOccupiesVoxel(a_BlockType))
{
return cpp14::make_unique<cSolidBlockHandler>();
}
return nullptr;
}
}
}
void cIncrementalRedstoneSimulator::Simulate(float a_dt)
{
for (auto & DelayInfo : m_Data.m_MechanismDelays)
{
if ((--DelayInfo.second.first) == 0)
{
m_Data.GetActiveBlocks().emplace_back(DelayInfo.first);
}
}
// Build our work queue
cVector3iArray WorkQueue;
std::swap(WorkQueue, m_Data.GetActiveBlocks());
// Process the work queue
while (!WorkQueue.empty())
{
// Grab the first element and remove it from the list
Vector3i CurrentLocation = WorkQueue.back();
WorkQueue.pop_back();
BLOCKTYPE CurrentBlock;
NIBBLETYPE CurrentMeta;
if (!m_World.GetBlockTypeMeta(CurrentLocation.x, CurrentLocation.y, CurrentLocation.z, CurrentBlock, CurrentMeta))
{
continue;
}
auto CurrentHandler = GetComponentHandler(CurrentBlock);
if (CurrentHandler == nullptr) // Block at CurrentPosition doesn't have a corresponding redstone handler
{
// Clean up cached PowerData for CurrentPosition
GetChunkData()->ErasePowerData(CurrentLocation);
continue;
}
cRedstoneHandler::PoweringData Power;
for (const auto & Location : CurrentHandler->GetValidSourcePositions(m_World, CurrentLocation, CurrentBlock, CurrentMeta))
{
if (!cChunk::IsValidHeight(Location.y))
{
continue;
}
BLOCKTYPE PotentialBlock;
NIBBLETYPE PotentialMeta;
m_World.GetBlockTypeMeta(Location.x, Location.y, Location.z, PotentialBlock, PotentialMeta);
auto PotentialSourceHandler = GetComponentHandler(PotentialBlock);
if (PotentialSourceHandler == nullptr)
{
continue;
}
decltype(Power) PotentialPower(PotentialBlock, PotentialSourceHandler->GetPowerDeliveredToPosition(m_World, Location, PotentialBlock, PotentialMeta, CurrentLocation, CurrentBlock));
Power = std::max(Power, PotentialPower);
}
// Inform the handler to update
cVector3iArray Updates = CurrentHandler->Update(m_World, CurrentLocation, CurrentBlock, CurrentMeta, Power);
WorkQueue.insert(WorkQueue.end(), Updates.begin(), Updates.end());
if (IsAlwaysTicked(CurrentBlock))
{
m_Data.GetActiveBlocks().emplace_back(CurrentLocation);
}
}
}
void cIncrementalRedstoneSimulator::AddBlock(Vector3i a_Block, cChunk * a_Chunk)
{
// Can't inspect block, so queue update anyway
if (a_Chunk == nullptr)
{
m_Data.WakeUp(a_Block);
return;
}
const auto RelPos = cChunkDef::AbsoluteToRelative(a_Block, a_Chunk->GetPos());
const auto CurBlock = a_Chunk->GetBlock(RelPos);
// Always update redstone devices
if (IsRedstone(CurBlock))
{
m_Data.WakeUp(a_Block);
return;
}
// Never update blocks without a handler
if (GetComponentHandler(CurBlock) == nullptr)
{
GetChunkData()->ErasePowerData(a_Block);
return;
}
// Only update others if there is a redstone device nearby
for (int x = -1; x < 2; ++x)
{
for (int y = -1; y < 2; ++y)
{
if (!cChunkDef::IsValidHeight(RelPos.y + y))
{
continue;
}
for (int z = -1; z < 2; ++z)
{
auto CheckPos = RelPos + Vector3i{x, y, z};
BLOCKTYPE Block;
NIBBLETYPE Meta;
// If we can't read the block, assume it is a mechanism
if (
!a_Chunk->UnboundedRelGetBlock(CheckPos, Block, Meta) ||
IsRedstone(Block)
)
{
m_Data.WakeUp(a_Block);
return;
}
}
}
}
}
|
