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authorTiger Wang <ziwei.tiger@outlook.com>2015-12-19 22:20:56 +0100
committerTiger Wang <ziwei.tiger@outlook.com>2015-12-19 22:20:56 +0100
commitb8752bb26e91bcdcebfb8dd43e5794251ff70a89 (patch)
tree95048f5a2a833c1d43785f6eaea070627c2b9ebe /src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h
parentMerge pull request #2776 from cuberite/AtomicBoolIsthread (diff)
parentReorganised the redstone simulator (diff)
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Diffstat (limited to 'src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h')
-rw-r--r--src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h134
1 files changed, 134 insertions, 0 deletions
diff --git a/src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h b/src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h
new file mode 100644
index 000000000..fbf6eb646
--- /dev/null
+++ b/src/Simulator/IncrementalRedstoneSimulator/RedstoneWireHandler.h
@@ -0,0 +1,134 @@
+
+#pragma once
+
+#include "RedstoneHandler.h"
+
+
+
+
+
+class cRedstoneWireHandler : public cRedstoneHandler
+{
+ typedef cRedstoneHandler super;
+public:
+
+ cRedstoneWireHandler(cWorld & a_World) :
+ super(a_World)
+ {
+ }
+
+ inline static bool IsDirectlyConnectingMechanism(BLOCKTYPE a_Block)
+ {
+ switch (a_Block)
+ {
+ case E_BLOCK_REDSTONE_REPEATER_ON:
+ case E_BLOCK_REDSTONE_REPEATER_OFF:
+ case E_BLOCK_ACTIVE_COMPARATOR:
+ case E_BLOCK_INACTIVE_COMPARATOR:
+ case E_BLOCK_REDSTONE_TORCH_OFF:
+ case E_BLOCK_REDSTONE_TORCH_ON:
+ case E_BLOCK_REDSTONE_WIRE: return true;
+ default: return false;
+ }
+ }
+
+ const cVector3iArray GetTerracingConnectionOffsets(const Vector3i & a_Position)
+ {
+ cVector3iArray RelativePositions;
+ bool IsYPTerracingBlocked = cBlockInfo::IsSolid(m_World.GetBlock(a_Position + OffsetYP()));
+
+ for (const auto Adjacent : GetRelativeLaterals())
+ {
+ if (
+ !IsYPTerracingBlocked &&
+ (m_World.GetBlock(a_Position + Adjacent + OffsetYP()) == E_BLOCK_REDSTONE_WIRE)
+ )
+ {
+ RelativePositions.emplace_back(Adjacent + OffsetYP());
+ }
+
+ if (
+ !cBlockInfo::IsSolid(m_World.GetBlock(a_Position + Adjacent)) && // IsYMTerracingBlocked (i.e. check block above lower terracing position, a.k.a. just the plain adjacent)
+ (m_World.GetBlock(a_Position + Adjacent + OffsetYM()) == E_BLOCK_REDSTONE_WIRE)
+ )
+ {
+ RelativePositions.emplace_back(Adjacent + OffsetYM());
+ }
+ }
+
+ return RelativePositions;
+ }
+
+ virtual unsigned char GetPowerDeliveredToPosition(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const Vector3i & a_QueryPosition, BLOCKTYPE a_QueryBlockType) override
+ {
+ if (a_QueryPosition == (a_Position + OffsetYP()))
+ {
+ // Wires do not power things above them
+ return 0;
+ }
+
+ if (a_QueryBlockType != E_BLOCK_REDSTONE_WIRE)
+ {
+ // For mechanisms, wire of power one will still power them
+ a_Meta++;
+ }
+
+ if ((a_QueryPosition != (a_Position + OffsetYM())) && !IsDirectlyConnectingMechanism(a_QueryBlockType))
+ {
+ Vector3i PotentialOffset;
+ bool FoundOneBorderingMechanism = false;
+
+ for (const auto & Offset : StaticAppend(GetRelativeLaterals(), GetTerracingConnectionOffsets(a_Position)))
+ {
+ if (IsDirectlyConnectingMechanism(m_World.GetBlock(Offset + a_Position)))
+ {
+ if (FoundOneBorderingMechanism)
+ {
+ return 0;
+ }
+ else
+ {
+ FoundOneBorderingMechanism = true;
+ PotentialOffset = { -Offset.x, 0, -Offset.z };
+ }
+ }
+ }
+
+ if (FoundOneBorderingMechanism && (a_QueryPosition != (a_Position + PotentialOffset)))
+ {
+ return 0;
+ }
+ }
+
+ return (a_Meta != 0) ? --a_Meta : a_Meta;
+ }
+
+ virtual unsigned char GetPowerLevel(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override
+ {
+ UNUSED(a_Position);
+ UNUSED(a_BlockType);
+ return a_Meta;
+ }
+
+ virtual cVector3iArray Update(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, PoweringData a_PoweringData) override
+ {
+ UNUSED(a_BlockType);
+ LOGD("Evaluating dusty the wire (%d %d %d) %i", a_Position.x, a_Position.y, a_Position.z, a_PoweringData.PowerLevel);
+
+ if (a_Meta != a_PoweringData.PowerLevel)
+ {
+ m_World.SetBlockMeta(a_Position, a_PoweringData.PowerLevel);
+ return GetAdjustedRelatives(a_Position, StaticAppend(StaticAppend(GetRelativeLaterals(), GetTerracingConnectionOffsets(a_Position)), cVector3iArray{ OffsetYM() }));
+ }
+
+ return {};
+ }
+
+ virtual cVector3iArray GetValidSourcePositions(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override
+ {
+ UNUSED(a_BlockType);
+ UNUSED(a_Meta);
+
+ return GetAdjustedRelatives(a_Position, StaticAppend(GetRelativeAdjacents(), GetTerracingConnectionOffsets(a_Position)));
+ }
+};