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Diffstat (limited to 'source/cRedstoneSimulator.cpp')
| -rw-r--r-- | source/cRedstoneSimulator.cpp | 701 |
1 files changed, 0 insertions, 701 deletions
diff --git a/source/cRedstoneSimulator.cpp b/source/cRedstoneSimulator.cpp deleted file mode 100644 index 8d46b1347..000000000 --- a/source/cRedstoneSimulator.cpp +++ /dev/null @@ -1,701 +0,0 @@ -#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules - -#include "cRedstoneSimulator.h" -#include "cPiston.h" -#include "cWorld.h" -#include "BlockID.h" -#include "cTorch.h" - -#include "cRedstone.h" - - - -cRedstoneSimulator::cRedstoneSimulator( cWorld* a_World ) - : super(a_World) -{ -} - - - - - -cRedstoneSimulator::~cRedstoneSimulator() -{ -} - - - - - -void cRedstoneSimulator::WakeUp( int a_X, int a_Y, int a_Z ) -{ - if( cRedstone::s_UseRedstone ) return; // Using the other/broken simulator - - cCSLock Lock( m_CS ); - m_Blocks.push_back( Vector3i( a_X, a_Y, a_Z ) ); -} - - - - - -void cRedstoneSimulator::Simulate( float a_Dt ) -{ - if( cRedstone::s_UseRedstone ) return; // Using the other/broken simulator - - // Toggle torches on/off - while( !m_RefreshTorchesAround.empty() ) - { - Vector3i pos = m_RefreshTorchesAround.front(); - m_RefreshTorchesAround.pop_front(); - - RefreshTorchesAround( pos ); - } - - // Set repeaters to correct values, and decrement ticks - for( RepeaterList::iterator itr = m_SetRepeaters.begin(); itr != m_SetRepeaters.end(); ) - { - (*itr).Ticks--; - if( (*itr).Ticks <= 0 ) - { - char Block = m_World->GetBlock( (*itr).Position ); - if( (*itr).bPowerOn == true && Block == E_BLOCK_REDSTONE_REPEATER_OFF ) - { - m_World->FastSetBlock( (*itr).Position.x, (*itr).Position.y, (*itr).Position.z, E_BLOCK_REDSTONE_REPEATER_ON, m_World->GetBlockMeta( (*itr).Position ) ); - m_Blocks.push_back( (*itr).Position ); - } - else if( (*itr).bPowerOn == false && Block == E_BLOCK_REDSTONE_REPEATER_ON ) - { - m_World->FastSetBlock( (*itr).Position.x, (*itr).Position.y, (*itr).Position.z, E_BLOCK_REDSTONE_REPEATER_OFF, m_World->GetBlockMeta( (*itr).Position ) ); - m_Blocks.push_back( (*itr).Position ); - } - - if( (*itr).bPowerOffNextTime ) - { - (*itr).bPowerOn = false; - (*itr).bPowerOffNextTime = false; - (*itr).Ticks = 10; // TODO: Look up actual ticks from block metadata - ++itr; - } - else - { - itr = m_SetRepeaters.erase( itr ); - } - } - else - { - ++itr; - } - } - - // Handle changed blocks - { - cCSLock Lock( m_CS ); - std::swap( m_Blocks, m_BlocksBuffer ); - } - for( BlockList::iterator itr = m_BlocksBuffer.begin(); itr != m_BlocksBuffer.end(); ++itr ) - { - HandleChange( *itr ); - } - m_BlocksBuffer.clear(); -} - - - - - -void cRedstoneSimulator::RefreshTorchesAround( const Vector3i & a_BlockPos ) -{ - static Vector3i Surroundings [] = { - Vector3i(-1, 0, 0), - Vector3i( 1, 0, 0), - Vector3i( 0, 0,-1), - Vector3i( 0, 0, 1), - Vector3i( 0, 1, 0), // Also toggle torch on top - }; - char TargetBlockID = E_BLOCK_REDSTONE_TORCH_ON; - char TargetRepeaterID = E_BLOCK_REDSTONE_REPEATER_OFF; - if( IsPowered( a_BlockPos, true ) ) - { - TargetBlockID = E_BLOCK_REDSTONE_TORCH_OFF; - TargetRepeaterID = E_BLOCK_REDSTONE_REPEATER_ON; - //if( m_World->GetBlock( a_BlockPos ) == E_BLOCK_DIRT ) - //{ - // m_World->FastSetBlock( a_BlockPos.x, a_BlockPos.y, a_BlockPos.z, E_BLOCK_STONE, 0 ); - //} - } - else - { - //if( m_World->GetBlock( a_BlockPos ) == E_BLOCK_STONE ) - //{ - // m_World->FastSetBlock( a_BlockPos.x, a_BlockPos.y, a_BlockPos.z, E_BLOCK_DIRT, 0 ); - //} - } - - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i TorchPos = a_BlockPos + Surroundings[i]; - const char Block = m_World->GetBlock( TorchPos ); - switch( Block ) - { - case E_BLOCK_REDSTONE_TORCH_ON: - case E_BLOCK_REDSTONE_TORCH_OFF: - if( Block != TargetBlockID ) - { - char TorchMeta = m_World->GetBlockMeta( TorchPos ); - if( cTorch::IsAttachedTo( TorchPos, TorchMeta, a_BlockPos ) ) - { - m_World->FastSetBlock( TorchPos.x, TorchPos.y, TorchPos.z, TargetBlockID, m_World->GetBlockMeta( TorchPos ) ); - m_Blocks.push_back( TorchPos ); - } - } - break; - case E_BLOCK_REDSTONE_REPEATER_ON: - case E_BLOCK_REDSTONE_REPEATER_OFF: - if( Block != TargetRepeaterID && cRedstone::IsRepeaterPointingAway( TorchPos, m_World->GetBlockMeta( TorchPos ), a_BlockPos ) ) - { - SetRepeater( TorchPos, 10, TargetRepeaterID == E_BLOCK_REDSTONE_REPEATER_ON ); - } - break; - default: - break; - }; - } -} - - - - - -void cRedstoneSimulator::HandleChange( const Vector3i & a_BlockPos ) -{ - std::deque< Vector3i > SpreadStack; - - Vector3i Surroundings[] = { - Vector3i( 1, 0, 0 ), - Vector3i( 1, 1, 0 ), - Vector3i( 1,-1, 0 ), - Vector3i(-1, 0, 0 ), - Vector3i(-1, 1, 0 ), - Vector3i(-1,-1, 0 ), - Vector3i( 0, 0, 1 ), - Vector3i( 0, 1, 1 ), - Vector3i( 0,-1, 1 ), - Vector3i( 0, 0,-1 ), - Vector3i( 0, 1,-1 ), - Vector3i( 0,-1,-1 ), - Vector3i( 0,-1, 0 ), - }; - - char Block = m_World->GetBlock( a_BlockPos ); - - // First check whether torch should be on or off - if( Block == E_BLOCK_REDSTONE_TORCH_ON || Block == E_BLOCK_REDSTONE_TORCH_OFF ) - { - static Vector3i Surroundings [] = { - Vector3i(-1, 0, 0), - Vector3i( 1, 0, 0), - Vector3i( 0, 0,-1), - Vector3i( 0, 0, 1), - Vector3i( 0,-1, 0), - }; - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i pos = a_BlockPos + Surroundings[i]; - char OtherBlock = m_World->GetBlock( pos ); - if( (OtherBlock != E_BLOCK_AIR) && (OtherBlock != E_BLOCK_REDSTONE_TORCH_ON) && (OtherBlock != E_BLOCK_REDSTONE_TORCH_OFF) ) - { - RefreshTorchesAround( pos ); - } - } - Block = m_World->GetBlock( a_BlockPos ); // Make sure we got the updated block - } - else if( Block == E_BLOCK_REDSTONE_REPEATER_ON || Block == E_BLOCK_REDSTONE_REPEATER_OFF ) // Check if repeater is powered by a 'powered block' (not wires/torch) - { - Vector3i Direction = cRedstone::GetRepeaterDirection( m_World->GetBlockMeta( a_BlockPos ) ); - Vector3i pos = a_BlockPos - Direction; // NOTE: It's minus Direction - char OtherBlock = m_World->GetBlock( pos ); - if( (OtherBlock != E_BLOCK_AIR) && (OtherBlock != E_BLOCK_REDSTONE_TORCH_ON) && (OtherBlock != E_BLOCK_REDSTONE_TORCH_OFF) && (OtherBlock != E_BLOCK_REDSTONE_WIRE) ) - { - RefreshTorchesAround( pos ); - } - else - { - SetRepeater( a_BlockPos, 10, IsPowered( a_BlockPos, false ) ); - } - Block = m_World->GetBlock( a_BlockPos ); - } - - BlockList Sources; - // If torch is still on, use it as a source - if( Block == E_BLOCK_REDSTONE_TORCH_ON ) - { - Sources.push_back( a_BlockPos ); - } - else if( Block == E_BLOCK_REDSTONE_REPEATER_ON ) - { - static Vector3i Surroundings [] = { // It only spreads right in front, and one block up - Vector3i( 0, 0, 0), - Vector3i( 0, 1, 0), - }; - Vector3i Direction = cRedstone::GetRepeaterDirection( m_World->GetBlockMeta( a_BlockPos ) ); - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i pos = a_BlockPos + Direction + Surroundings[i]; - if( PowerBlock( pos, a_BlockPos, 0xf ) ) - { - SpreadStack.push_back( pos ); - } - } - } - - // Power all blocks legally connected to the sources - if( Block != E_BLOCK_REDSTONE_REPEATER_ON ) - { - BlockList NewSources = RemoveCurrent( a_BlockPos ); - Sources.insert( Sources.end(), NewSources.begin(), NewSources.end() ); - while( !Sources.empty() ) - { - Vector3i SourcePos = Sources.back(); - Sources.pop_back(); - - char Block = m_World->GetBlock( SourcePos ); - switch( Block ) - { - case E_BLOCK_REDSTONE_TORCH_OFF: - case E_BLOCK_REDSTONE_TORCH_ON: - { - static Vector3i Surroundings [] = { - Vector3i(-1, 0, 0), - Vector3i( 1, 0, 0), - Vector3i( 0, 0,-1), - Vector3i( 0, 0, 1), - }; - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i OtherPos = SourcePos + Surroundings[i]; - if( PowerBlock( OtherPos, a_BlockPos, 0xf ) ) - { - SpreadStack.push_back( OtherPos ); // Changed, so add to stack - } - } - } - break; - case E_BLOCK_REDSTONE_REPEATER_OFF: - case E_BLOCK_REDSTONE_REPEATER_ON: - { - static Vector3i Surroundings [] = { - Vector3i( 0, 0, 0), - Vector3i( 0, 1, 0), - }; - Vector3i Direction = cRedstone::GetRepeaterDirection( m_World->GetBlockMeta( SourcePos ) ); - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i pos = SourcePos + Direction + Surroundings[i]; - if( PowerBlock( pos, a_BlockPos, 0xf ) ) - { - SpreadStack.push_back( pos ); - } - } - } - break; - }; - - - } - } - - - // Do a floodfill - while( !SpreadStack.empty() ) - { - Vector3i pos = SpreadStack.back(); - SpreadStack.pop_back(); - - char Meta = m_World->GetBlockMeta( pos ); - - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i OtherPos = pos + Surroundings[i]; - if( PowerBlock( OtherPos, pos, Meta-1 ) ) - { - SpreadStack.push_back( OtherPos ); // Changed, so add to stack - } - } - } - - // Only after a redstone area has been completely simulated the redstone entities can react - while( !m_RefreshPistons.empty() ) - { - Vector3i pos = m_RefreshPistons.back(); - m_RefreshPistons.pop_back(); - - char Block = m_World->GetBlock( pos ); - switch( Block ) - { - case E_BLOCK_PISTON: - case E_BLOCK_STICKY_PISTON: - if( IsPowered( pos ) ) - { - cPiston Piston( m_World ); - Piston.ExtendPiston( pos.x, pos.y, pos.z ); - } - else - { - cPiston Piston( m_World ); - Piston.RetractPiston( pos.x, pos.y, pos.z ); - } - break; - default: - break; - }; - } -} - - - - - -bool cRedstoneSimulator::PowerBlock( const Vector3i & a_BlockPos, const Vector3i & a_FromBlock, char a_Power ) -{ - char Block = m_World->GetBlock( a_BlockPos ); - switch( Block ) - { - case E_BLOCK_REDSTONE_WIRE: - { - if( m_World->GetBlockMeta( a_BlockPos ) < a_Power ) - { - m_World->SetBlockMeta( a_BlockPos, a_Power ); - return true; - } - } - break; - case E_BLOCK_PISTON: - case E_BLOCK_STICKY_PISTON: - { - m_RefreshPistons.push_back( a_BlockPos ); - } - break; - case E_BLOCK_REDSTONE_REPEATER_OFF: - case E_BLOCK_REDSTONE_REPEATER_ON: - { - if( cRedstone::IsRepeaterPointingAway( a_BlockPos, m_World->GetBlockMeta( a_BlockPos ), a_FromBlock ) ) - { - SetRepeater( a_BlockPos, 10, true ); - } - } - break; - default: - { - if( Block != E_BLOCK_AIR && Block != E_BLOCK_REDSTONE_TORCH_ON && Block != E_BLOCK_REDSTONE_TORCH_OFF ) - { - if( IsPowered( a_BlockPos, true ) ) - { - m_RefreshTorchesAround.push_back( a_BlockPos ); - } - } - } - break; - }; - - return false; -} - - - - - -int cRedstoneSimulator::UnPowerBlock( const Vector3i & a_BlockPos, const Vector3i & a_FromBlock ) -{ - char Block = m_World->GetBlock( a_BlockPos ); - switch( Block ) - { - case E_BLOCK_REDSTONE_WIRE: - { - if( m_World->GetBlockMeta( a_BlockPos ) > 0 ) - { - m_World->SetBlockMeta( a_BlockPos, 0 ); - return 1; - } - } - break; - case E_BLOCK_PISTON: - case E_BLOCK_STICKY_PISTON: - { - m_RefreshPistons.push_back( a_BlockPos ); - } - break; - case E_BLOCK_REDSTONE_TORCH_ON: - { - return 2; - } - break; - case E_BLOCK_REDSTONE_REPEATER_ON: - { - if( cRedstone::IsRepeaterPointingTo( a_BlockPos, m_World->GetBlockMeta( a_BlockPos ), a_FromBlock ) - || cRedstone::IsRepeaterPointingTo( a_BlockPos, m_World->GetBlockMeta( a_BlockPos ), a_FromBlock - Vector3i(0, 1, 0) ) ) // Check if repeater is next/below wire - { - return 2; - } - else if( cRedstone::IsRepeaterPointingAway( a_BlockPos, m_World->GetBlockMeta( a_BlockPos ), a_FromBlock ) ) - { - SetRepeater( a_BlockPos, 10, false ); - } - } - case E_BLOCK_REDSTONE_REPEATER_OFF: - if( cRedstone::IsRepeaterPointingAway( a_BlockPos, m_World->GetBlockMeta( a_BlockPos ), a_FromBlock ) ) - { - SetRepeater( a_BlockPos, 10, false ); - } - break; - default: - if( Block != E_BLOCK_AIR && Block != E_BLOCK_REDSTONE_TORCH_ON && Block != E_BLOCK_REDSTONE_TORCH_OFF ) - { - if( !IsPowered( a_BlockPos, true ) ) - { - m_RefreshTorchesAround.push_back( a_BlockPos ); - } - } - break; - }; - - return 0; -} - - - - - -// Removes current from all powered redstone wires until it reaches an energy source. -// Also returns all energy sources it encountered -cRedstoneSimulator::BlockList cRedstoneSimulator::RemoveCurrent( const Vector3i & a_BlockPos ) -{ - - - std::deque< Vector3i > SpreadStack; - std::deque< Vector3i > FoundSources; - - Vector3i Surroundings[] = { - Vector3i( 1, 0, 0 ), - Vector3i( 1, 1, 0 ), - Vector3i( 1,-1, 0 ), - Vector3i(-1, 0, 0 ), - Vector3i(-1, 1, 0 ), - Vector3i(-1,-1, 0 ), - Vector3i( 0, 0, 1 ), - Vector3i( 0, 1, 1 ), - Vector3i( 0,-1, 1 ), - Vector3i( 0, 0,-1 ), - Vector3i( 0, 1,-1 ), - Vector3i( 0,-1,-1 ), - Vector3i( 0,-1, 0 ), - }; - - char Block = m_World->GetBlock( a_BlockPos ); - if( Block == E_BLOCK_REDSTONE_REPEATER_ON || Block == E_BLOCK_REDSTONE_REPEATER_OFF ) - { - static Vector3i Surroundings [] = { // Repeaters only spread right in front and 1 block up - Vector3i( 0, 0, 0), - Vector3i( 0, 1, 0), - }; - Vector3i Direction = cRedstone::GetRepeaterDirection( m_World->GetBlockMeta( a_BlockPos ) ); - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i pos = a_BlockPos + Direction + Surroundings[i]; - int RetVal = UnPowerBlock( pos, a_BlockPos ); - if( RetVal == 1 ) - { - SpreadStack.push_back( pos ); // Changed, so add to stack - } - else if( RetVal == 2 ) - { - FoundSources.push_back( pos ); - } - } - } - else if( Block == E_BLOCK_REDSTONE_TORCH_OFF || Block == E_BLOCK_REDSTONE_TORCH_ON ) - { - static Vector3i Surroundings [] = { // Torches only spread on the same level - Vector3i(-1, 0, 0), - Vector3i( 1, 0, 0), - Vector3i( 0, 0,-1), - Vector3i( 0, 0, 1), - }; - - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i pos = Vector3i( a_BlockPos ) + Surroundings[i]; - int RetVal = UnPowerBlock( pos, a_BlockPos ); - if( RetVal == 1 ) - { - SpreadStack.push_back( pos ); // Changed, so add to stack - } - else if( RetVal == 2 ) - { - FoundSources.push_back( pos ); - } - } - } - else - { - SpreadStack.push_back( a_BlockPos ); - } - - - while( !SpreadStack.empty() ) - { - Vector3i pos = SpreadStack.back(); - SpreadStack.pop_back(); - - for( unsigned int i = 0; i < ARRAYCOUNT( Surroundings ); ++i ) - { - Vector3i OtherPos = pos + Surroundings[i]; - int RetVal = UnPowerBlock( OtherPos, pos ); - if( RetVal == 1 ) - { - SpreadStack.push_back( OtherPos ); // Changed, so add to stack - } - else if( RetVal == 2 ) - { - FoundSources.push_back( OtherPos ); - } - } - } - - return FoundSources; -} - - - - - -bool cRedstoneSimulator::IsPowering( const Vector3i & a_PowerPos, const Vector3i & a_BlockPos, eRedstoneDirection a_WireDirection, bool a_bOnlyByWire ) -{ - char PowerBlock = m_World->GetBlock( a_PowerPos ); - if( !a_bOnlyByWire && PowerBlock == E_BLOCK_REDSTONE_TORCH_ON ) return true; - if( PowerBlock == E_BLOCK_REDSTONE_REPEATER_ON ) // A repeater pointing towards block is regarded as wire - { - if( cRedstone::IsRepeaterPointingTo( a_PowerPos, m_World->GetBlockMeta( a_PowerPos ), a_BlockPos ) ) - { - return true; - } - } - if( PowerBlock == E_BLOCK_REDSTONE_WIRE ) - { - if( m_World->GetBlockMeta( a_PowerPos ) > 0 ) - { - if( GetDirection( a_PowerPos ) == a_WireDirection ) - { - return true; - } - } - } - - return false; -} - - - - - -bool cRedstoneSimulator::IsPowered( const Vector3i & a_BlockPos, bool a_bOnlyByWire /* = false */ ) -{ - char Block = m_World->GetBlock( a_BlockPos ); - if( Block == E_BLOCK_REDSTONE_REPEATER_OFF || Block == E_BLOCK_REDSTONE_REPEATER_ON ) - { - Vector3i Behind = a_BlockPos - cRedstone::GetRepeaterDirection( m_World->GetBlockMeta( a_BlockPos ) ); - char BehindBlock = m_World->GetBlock( Behind ); - if( BehindBlock == E_BLOCK_REDSTONE_TORCH_ON ) - { - return true; - } - if( BehindBlock == E_BLOCK_REDSTONE_WIRE ) - { - if( m_World->GetBlockMeta( Behind ) > 0 ) - { - return true; - } - } - if( BehindBlock == E_BLOCK_REDSTONE_REPEATER_ON ) - { - if( cRedstone::IsRepeaterPointingTo( Behind, m_World->GetBlockMeta( Behind ), a_BlockPos ) ) - { - return true; - } - } - return false; - } - - if( IsPowering( Vector3i( a_BlockPos.x-1, a_BlockPos.y, a_BlockPos.z ), a_BlockPos, REDSTONE_X_POS, a_bOnlyByWire ) ) - return true; - if( IsPowering( Vector3i( a_BlockPos.x+1, a_BlockPos.y, a_BlockPos.z ), a_BlockPos, REDSTONE_X_NEG, a_bOnlyByWire ) ) - return true; - if( IsPowering( Vector3i( a_BlockPos.x, a_BlockPos.y, a_BlockPos.z-1 ), a_BlockPos, REDSTONE_Z_POS, a_bOnlyByWire ) ) - return true; - if( IsPowering( Vector3i( a_BlockPos.x, a_BlockPos.y, a_BlockPos.z+1 ), a_BlockPos, REDSTONE_Z_NEG, a_bOnlyByWire ) ) - return true; - - // Only wires can power the bottom block - char PosY = m_World->GetBlock( a_BlockPos.x, a_BlockPos.y+1, a_BlockPos.z ); - if( PosY == E_BLOCK_REDSTONE_WIRE ) - { - if( m_World->GetBlockMeta( a_BlockPos.x, a_BlockPos.y+1, a_BlockPos.z ) > 0 ) - { - return true; - } - } - - return false; -} - - - - -// Believe me, it works!! TODO: Add repeaters and low/high wires -cRedstoneSimulator::eRedstoneDirection cRedstoneSimulator::GetDirection( int a_X, int a_Y, int a_Z ) -{ - int Dir = REDSTONE_NONE; - - char NegX = m_World->GetBlock( a_X-1, a_Y, a_Z ); - if( NegX == E_BLOCK_REDSTONE_WIRE || NegX == E_BLOCK_REDSTONE_TORCH_ON ) - { - Dir |= (REDSTONE_X_POS); - } - char PosX = m_World->GetBlock( a_X+1, a_Y, a_Z ); - if( PosX == E_BLOCK_REDSTONE_WIRE || PosX == E_BLOCK_REDSTONE_TORCH_ON ) - { - Dir |= (REDSTONE_X_NEG); - } - char NegZ = m_World->GetBlock( a_X, a_Y, a_Z-1 ); - if( NegZ == E_BLOCK_REDSTONE_WIRE || NegZ == E_BLOCK_REDSTONE_TORCH_ON ) - { - 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; - } - char PosZ = m_World->GetBlock( a_X, a_Y, a_Z+1 ); - if( PosZ == E_BLOCK_REDSTONE_WIRE || PosZ == E_BLOCK_REDSTONE_TORCH_ON ) - { - 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; -}
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