From 92c59963f82f81aa3202657e7fdbb2592924ede3 Mon Sep 17 00:00:00 2001 From: "cedeel@gmail.com" Date: Thu, 14 Jun 2012 13:06:06 +0000 Subject: Attempt to bring sanity to newlines across systems. git-svn-id: http://mc-server.googlecode.com/svn/trunk@606 0a769ca7-a7f5-676a-18bf-c427514a06d6 --- source/cPiston.cpp | 330 ++++++++++++++++++++++++++--------------------------- 1 file changed, 165 insertions(+), 165 deletions(-) (limited to 'source/cPiston.cpp') diff --git a/source/cPiston.cpp b/source/cPiston.cpp index c89fb5077..8cf463c1b 100644 --- a/source/cPiston.cpp +++ b/source/cPiston.cpp @@ -1,165 +1,165 @@ - -#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules - -#include "cPiston.h" -#include "cRedstone.h" -#include "ChunkDef.h" -#include "cPickup.h" -#include "cBlockToPickup.h" -#include "cItem.h" -#include "cRoot.h" -#include "cClientHandle.h" -#include "cWorld.h" -#include "BlockID.h" -#include "packets/cPacket_BlockAction.h" -#include "cServer.h" - -extern bool g_BlockPistonBreakable[]; - -#define AddDir( x, y, z, dir, amount ) switch(dir) { case 0: (y)-=(amount); break; case 1: (y)+=(amount); break;\ - case 2: (z)-=(amount); break; case 3: (z)+=(amount); break;\ - case 4: (x)-=(amount); break; case 5: (x)+=(amount); break; } - - - - - -cPiston::cPiston( cWorld* a_World ) - :m_World ( a_World ) -{ - -} - -unsigned short cPiston::FirstPassthroughBlock( int pistonX, int pistonY, int pistonZ, char pistonmeta ) { - unsigned short ret; - pistonmeta &= 7; - if(pistonmeta >= 6) { // just in case, it shouldn't happen but if it would, it'd case inf loop - printf("cPiston::FirstPassthroughBlock - piston has invalid meta data!\n"); - return 9001; - } - char currBlock; - for( ret = 0; ret < 24; ret++ ) { // push up to 24 blocks - AddDir( pistonX, pistonY, pistonZ, pistonmeta, 1 ) - currBlock = m_World->GetBlock( pistonX, pistonY, pistonZ ); - if(currBlock == E_BLOCK_BEDROCK || currBlock == E_BLOCK_OBSIDIAN || currBlock == E_BLOCK_PISTON_EXTENSION ) {return 9001;} - if(g_BlockPistonBreakable[currBlock]) {return ret;} - } - return 9001; -} - - - - - -void cPiston::ExtendPiston( int pistx, int pisty, int pistz ) -{ - char pistonBlock = m_World->GetBlock( pistx, pisty, pistz ); - char pistonMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); - char isSticky = (char)(pistonBlock == E_BLOCK_STICKY_PISTON) * 8; - bool recalc = false; - if ( (pistonMeta & 0x8) == 0x0 ) // only extend if piston is not already extended - { - unsigned short dist = FirstPassthroughBlock(pistx, pisty, pistz, pistonMeta); - if (dist > 9000) return; // too many blocks - - AddDir( pistx, pisty, pistz, pistonMeta & 7, dist+1 ) - BLOCKTYPE currBlock = m_World->GetBlock (pistx, pisty, pistz); - NIBBLETYPE currMeta = m_World->GetBlockMeta(pistx, pisty, pistz); - if (currBlock != E_BLOCK_AIR) - { - cItems PickupItems; - cBlockToPickup::ToPickup(currBlock, currMeta, E_ITEM_EMPTY, PickupItems); - m_World->SpawnItemPickups(PickupItems, pistx, pisty, pistz); - recalc = true; - } - int oldx = pistx, oldy = pisty, oldz = pistz; - char currBlockMeta; - for (int i = dist+1; i>0; i--) - { - AddDir( pistx, pisty, pistz, pistonMeta & 7, -1 ) - currBlock = m_World->GetBlock( pistx, pisty, pistz ); - currBlockMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); - m_World->SetBlock( oldx, oldy, oldz, currBlock, currBlockMeta ); - oldx = pistx; - oldy = pisty; - oldz = pistz; - } - cPacket_BlockAction Action; - Action.m_PosX = (int)pistx; - Action.m_PosY = (short)pisty; - Action.m_PosZ = (int)pistz; - Action.m_Byte1 = 0; - Action.m_Byte2 = pistonMeta; - - m_World->BroadcastToChunkOfBlock(pistx, pisty, pistz, &Action); - m_World->FastSetBlock( pistx, pisty, pistz, pistonBlock, pistonMeta | 0x8 ); - - int extx = pistx; - int exty = pisty; - int extz = pistz; - - AddDir( extx, exty, extz, pistonMeta&7, 1 ) - - m_World->SetBlock( extx, exty, extz, E_BLOCK_PISTON_EXTENSION, isSticky+pistonMeta&7 ); - - if (recalc) { - cRedstone Redstone(m_World); - Redstone.ChangeRedstone( extx, exty, extz, false ); //recalculate redstone around current device. - Redstone.ChangeRedstone( pistx, pisty, pistz, false ); //recalculate redstone around current device. - } - } -} - - - - - -void cPiston::RetractPiston( int pistx, int pisty, int pistz ) -{ - char pistonBlock = m_World->GetBlock( pistx, pisty, pistz ); - char pistonMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); - if (pistonMeta <= 6) // only retract if piston is not already retracted - { - return; - } - - //send blockaction packet - cPacket_BlockAction Action; - Action.m_PosX = (int)pistx; - Action.m_PosY = (short)pisty; - Action.m_PosZ = (int)pistz; - Action.m_Byte1 = 1; - Action.m_Byte2 = pistonMeta & ~(8); - m_World->BroadcastToChunkOfBlock(pistx, pisty, pistz, &Action ); - m_World->FastSetBlock( pistx, pisty, pistz, pistonBlock, pistonMeta & ~(8) ); - - AddDir( pistx, pisty, pistz, pistonMeta & 7, 1 ) - if ( m_World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON_EXTENSION ) - { - if ( pistonBlock == E_BLOCK_STICKY_PISTON ) - { - int tempx = pistx, tempy = pisty, tempz = pistz; - AddDir( tempx, tempy, tempz, pistonMeta & 7, 1 ) - char tempblock = m_World->GetBlock( tempx, tempy, tempz ); - if ( - (tempblock == E_BLOCK_OBSIDIAN) || - (tempblock == E_BLOCK_BEDROCK) || - (tempblock == E_BLOCK_PISTON_EXTENSION) - ) - { - // These cannot be moved by the sticky piston, bail out - return; - } - m_World->SetBlock( pistx, pisty, pistz, tempblock, m_World->GetBlockMeta( tempx, tempy, tempz ) ); - m_World->SetBlock( tempx, tempy, tempz, E_BLOCK_AIR, 0 ); - } - else - { - m_World->SetBlock( pistx, pisty, pistz, E_BLOCK_AIR, 0 ); - } - } -} - - - - + +#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules + +#include "cPiston.h" +#include "cRedstone.h" +#include "ChunkDef.h" +#include "cPickup.h" +#include "cBlockToPickup.h" +#include "cItem.h" +#include "cRoot.h" +#include "cClientHandle.h" +#include "cWorld.h" +#include "BlockID.h" +#include "packets/cPacket_BlockAction.h" +#include "cServer.h" + +extern bool g_BlockPistonBreakable[]; + +#define AddDir( x, y, z, dir, amount ) switch(dir) { case 0: (y)-=(amount); break; case 1: (y)+=(amount); break;\ + case 2: (z)-=(amount); break; case 3: (z)+=(amount); break;\ + case 4: (x)-=(amount); break; case 5: (x)+=(amount); break; } + + + + + +cPiston::cPiston( cWorld* a_World ) + :m_World ( a_World ) +{ + +} + +unsigned short cPiston::FirstPassthroughBlock( int pistonX, int pistonY, int pistonZ, char pistonmeta ) { + unsigned short ret; + pistonmeta &= 7; + if(pistonmeta >= 6) { // just in case, it shouldn't happen but if it would, it'd case inf loop + printf("cPiston::FirstPassthroughBlock - piston has invalid meta data!\n"); + return 9001; + } + char currBlock; + for( ret = 0; ret < 24; ret++ ) { // push up to 24 blocks + AddDir( pistonX, pistonY, pistonZ, pistonmeta, 1 ) + currBlock = m_World->GetBlock( pistonX, pistonY, pistonZ ); + if(currBlock == E_BLOCK_BEDROCK || currBlock == E_BLOCK_OBSIDIAN || currBlock == E_BLOCK_PISTON_EXTENSION ) {return 9001;} + if(g_BlockPistonBreakable[currBlock]) {return ret;} + } + return 9001; +} + + + + + +void cPiston::ExtendPiston( int pistx, int pisty, int pistz ) +{ + char pistonBlock = m_World->GetBlock( pistx, pisty, pistz ); + char pistonMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); + char isSticky = (char)(pistonBlock == E_BLOCK_STICKY_PISTON) * 8; + bool recalc = false; + if ( (pistonMeta & 0x8) == 0x0 ) // only extend if piston is not already extended + { + unsigned short dist = FirstPassthroughBlock(pistx, pisty, pistz, pistonMeta); + if (dist > 9000) return; // too many blocks + + AddDir( pistx, pisty, pistz, pistonMeta & 7, dist+1 ) + BLOCKTYPE currBlock = m_World->GetBlock (pistx, pisty, pistz); + NIBBLETYPE currMeta = m_World->GetBlockMeta(pistx, pisty, pistz); + if (currBlock != E_BLOCK_AIR) + { + cItems PickupItems; + cBlockToPickup::ToPickup(currBlock, currMeta, E_ITEM_EMPTY, PickupItems); + m_World->SpawnItemPickups(PickupItems, pistx, pisty, pistz); + recalc = true; + } + int oldx = pistx, oldy = pisty, oldz = pistz; + char currBlockMeta; + for (int i = dist+1; i>0; i--) + { + AddDir( pistx, pisty, pistz, pistonMeta & 7, -1 ) + currBlock = m_World->GetBlock( pistx, pisty, pistz ); + currBlockMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); + m_World->SetBlock( oldx, oldy, oldz, currBlock, currBlockMeta ); + oldx = pistx; + oldy = pisty; + oldz = pistz; + } + cPacket_BlockAction Action; + Action.m_PosX = (int)pistx; + Action.m_PosY = (short)pisty; + Action.m_PosZ = (int)pistz; + Action.m_Byte1 = 0; + Action.m_Byte2 = pistonMeta; + + m_World->BroadcastToChunkOfBlock(pistx, pisty, pistz, &Action); + m_World->FastSetBlock( pistx, pisty, pistz, pistonBlock, pistonMeta | 0x8 ); + + int extx = pistx; + int exty = pisty; + int extz = pistz; + + AddDir( extx, exty, extz, pistonMeta&7, 1 ) + + m_World->SetBlock( extx, exty, extz, E_BLOCK_PISTON_EXTENSION, isSticky+pistonMeta&7 ); + + if (recalc) { + cRedstone Redstone(m_World); + Redstone.ChangeRedstone( extx, exty, extz, false ); //recalculate redstone around current device. + Redstone.ChangeRedstone( pistx, pisty, pistz, false ); //recalculate redstone around current device. + } + } +} + + + + + +void cPiston::RetractPiston( int pistx, int pisty, int pistz ) +{ + char pistonBlock = m_World->GetBlock( pistx, pisty, pistz ); + char pistonMeta = m_World->GetBlockMeta( pistx, pisty, pistz ); + if (pistonMeta <= 6) // only retract if piston is not already retracted + { + return; + } + + //send blockaction packet + cPacket_BlockAction Action; + Action.m_PosX = (int)pistx; + Action.m_PosY = (short)pisty; + Action.m_PosZ = (int)pistz; + Action.m_Byte1 = 1; + Action.m_Byte2 = pistonMeta & ~(8); + m_World->BroadcastToChunkOfBlock(pistx, pisty, pistz, &Action ); + m_World->FastSetBlock( pistx, pisty, pistz, pistonBlock, pistonMeta & ~(8) ); + + AddDir( pistx, pisty, pistz, pistonMeta & 7, 1 ) + if ( m_World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON_EXTENSION ) + { + if ( pistonBlock == E_BLOCK_STICKY_PISTON ) + { + int tempx = pistx, tempy = pisty, tempz = pistz; + AddDir( tempx, tempy, tempz, pistonMeta & 7, 1 ) + char tempblock = m_World->GetBlock( tempx, tempy, tempz ); + if ( + (tempblock == E_BLOCK_OBSIDIAN) || + (tempblock == E_BLOCK_BEDROCK) || + (tempblock == E_BLOCK_PISTON_EXTENSION) + ) + { + // These cannot be moved by the sticky piston, bail out + return; + } + m_World->SetBlock( pistx, pisty, pistz, tempblock, m_World->GetBlockMeta( tempx, tempy, tempz ) ); + m_World->SetBlock( tempx, tempy, tempz, E_BLOCK_AIR, 0 ); + } + else + { + m_World->SetBlock( pistx, pisty, pistz, E_BLOCK_AIR, 0 ); + } + } +} + + + + -- cgit v1.2.3