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#pragma once
#include "RedstoneHandler.h"
class cPoweredRailHandler : public cRedstoneHandler
{
typedef cRedstoneHandler super;
public:
cPoweredRailHandler(cWorld & a_World) :
super(a_World)
{
}
static const Vector3i GetPoweredRailAdjacentXZCoordinateOffset(NIBBLETYPE a_Meta) // Not in cBlockRailHandler since specific to powered rails
{
switch (a_Meta & 0x7)
{
case E_META_RAIL_ZM_ZP: return { 0, 0, 1 };
case E_META_RAIL_XM_XP: return { 1, 0, 0 };
case E_META_RAIL_ASCEND_XP: return { 1, 1, 0 };
case E_META_RAIL_ASCEND_XM: return { 1, 1, 0 };
case E_META_RAIL_ASCEND_ZM: return { 0, 1, 1 };
case E_META_RAIL_ASCEND_ZP: return { 0, 1, 1 };
default:
{
ASSERT(!"Impossible rail meta! wat wat wat");
return { 0, 0, 0 };
}
}
}
virtual unsigned char GetPowerDeliveredToPosition(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, const Vector3i & a_QueryPosition, BLOCKTYPE a_QueryBlockType) override
{
UNUSED(a_QueryBlockType);
auto Offset = GetPoweredRailAdjacentXZCoordinateOffset(a_Meta);
if (((Offset + a_Position) == a_QueryPosition) || ((-Offset + a_Position) == a_QueryPosition))
{
auto Power = GetPowerLevel(a_Position, a_BlockType, a_Meta);
return (Power <= 7) ? 0 : --Power;
}
return 0;
}
virtual unsigned char GetPowerLevel(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta) override
{
UNUSED(a_BlockType);
UNUSED(a_Meta);
return static_cast<cIncrementalRedstoneSimulator *>(m_World.GetRedstoneSimulator())->GetChunkData()->GetCachedPowerData(a_Position).PowerLevel;
}
virtual cVector3iArray Update(const Vector3i & a_Position, BLOCKTYPE a_BlockType, NIBBLETYPE a_Meta, PoweringData a_PoweringData) override
{
// LOGD("Evaluating tracky the rail (%d %d %d)", a_Position.x, a_Position.y, a_Position.z);
switch (a_BlockType)
{
case E_BLOCK_DETECTOR_RAIL:
{
/*
if ((m_Chunk->GetMeta(a_RelBlockX, a_RelBlockY, a_RelBlockZ) & 0x08) == 0x08)
{
SetAllDirsAsPowered(a_RelBlockX, a_RelBlockY, a_RelBlockZ, a_MyType);
}
*/
return {};
}
case E_BLOCK_ACTIVATOR_RAIL:
case E_BLOCK_POWERED_RAIL:
{
auto Offset = GetPoweredRailAdjacentXZCoordinateOffset(a_Meta);
if (a_PoweringData != static_cast<cIncrementalRedstoneSimulator *>(m_World.GetRedstoneSimulator())->GetChunkData()->ExchangeUpdateOncePowerData(a_Position, a_PoweringData))
{
m_World.SetBlockMeta(a_Position, (a_PoweringData.PowerLevel == 0) ? (a_Meta & 0x07) : (a_Meta | 0x08));
return cVector3iArray{ { Offset + a_Position }, { -Offset + a_Position } };
}
return {};
}
default:
{
ASSERT(!"Unhandled type of rail in passed to rail handler!");
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, GetRelativeAdjacents());
}
};
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