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#pragma once
#include "RedstoneHandler.h"
class cRedstoneWireHandler:
public cRedstoneHandler
{
using Super = cRedstoneHandler;
public:
inline static bool IsDirectlyConnectingMechanism(BLOCKTYPE a_Block, NIBBLETYPE a_BlockMeta, const Vector3i a_Offset)
{
switch (a_Block)
{
case E_BLOCK_REDSTONE_REPEATER_ON:
case E_BLOCK_REDSTONE_REPEATER_OFF:
{
a_BlockMeta &= E_META_REDSTONE_REPEATER_FACING_MASK;
if ((a_BlockMeta == E_META_REDSTONE_REPEATER_FACING_XP) || (a_BlockMeta == E_META_REDSTONE_REPEATER_FACING_XM))
{
// Wire connects to repeater if repeater is aligned along X
// and wire is in front or behind it (#4639)
return a_Offset.x != 0;
}
return a_Offset.z != 0;
}
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;
}
}
cVector3iArray GetTerracingConnectionOffsets(cWorld & a_World, const Vector3i a_Position) const
{
cVector3iArray RelativePositions;
auto YPTerraceBlock = a_World.GetBlock(a_Position + OffsetYP());
bool IsYPTerracingBlocked = cBlockInfo::IsSolid(YPTerraceBlock) && !cBlockInfo::IsTransparent(YPTerraceBlock);
for (const auto & Adjacent : GetRelativeLaterals())
{
if (
!IsYPTerracingBlocked &&
(a_World.GetBlock(a_Position + Adjacent + OffsetYP()) == E_BLOCK_REDSTONE_WIRE)
)
{
RelativePositions.emplace_back(Adjacent + OffsetYP());
}
auto YMTerraceBlock = a_World.GetBlock(a_Position + Adjacent);
if (
// IsYMTerracingBlocked (i.e. check block above lower terracing position, a.k.a. just the plain adjacent)
(!cBlockInfo::IsSolid(YMTerraceBlock) || cBlockInfo::IsTransparent(YMTerraceBlock)) &&
(a_World.GetBlock(a_Position + Adjacent + OffsetYM()) == E_BLOCK_REDSTONE_WIRE)
)
{
RelativePositions.emplace_back(Adjacent + OffsetYM());
}
}
return RelativePositions;
}
virtual unsigned char GetPowerDeliveredToPosition(cWorld & a_World, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, Vector3i a_QueryPosition, BLOCKTYPE a_QueryBlockType) const 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, a_Meta, a_QueryPosition - a_Position))
{
Vector3i PotentialOffset;
bool FoundOneBorderingMechanism = false;
for (const auto & Offset : StaticAppend(GetRelativeLaterals(), GetTerracingConnectionOffsets(a_World, a_Position)))
{
if (IsDirectlyConnectingMechanism(a_World.GetBlock(Offset + a_Position), a_Meta, Offset))
{
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(cWorld & a_World, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) const override
{
UNUSED(a_World);
UNUSED(a_Position);
UNUSED(a_BlockType);
return a_Meta;
}
virtual cVector3iArray Update(cWorld & a_World, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, PoweringData a_PoweringData) const 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)
{
a_World.SetBlockMeta(a_Position, a_PoweringData.PowerLevel);
return GetAdjustedRelatives(a_Position, StaticAppend(StaticAppend(GetRelativeLaterals(), GetTerracingConnectionOffsets(a_World, a_Position)), cVector3iArray{ OffsetYM() }));
}
return {};
}
virtual cVector3iArray GetValidSourcePositions(cWorld & a_World, Vector3i a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) const override
{
UNUSED(a_World);
UNUSED(a_BlockType);
UNUSED(a_Meta);
return GetAdjustedRelatives(a_Position, StaticAppend(GetRelativeAdjacents(), GetTerracingConnectionOffsets(a_World, a_Position)));
}
};
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