From 6df50b40ee16d4c40ffc0067695b58d27e1afac8 Mon Sep 17 00:00:00 2001 From: "admin@omencraft.com" Date: Sun, 6 Nov 2011 02:36:05 +0000 Subject: Finished most of piston class. Pistons should work when a redstone current with wire is lit up or extinguished near them but don't yet. There'sa bug to kill. git-svn-id: http://mc-server.googlecode.com/svn/trunk@66 0a769ca7-a7f5-676a-18bf-c427514a06d6 --- source/cPiston.cpp | 400 +++++++++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 376 insertions(+), 24 deletions(-) (limited to 'source/cPiston.cpp') diff --git a/source/cPiston.cpp b/source/cPiston.cpp index 966c96c5b..af424fc3d 100644 --- a/source/cPiston.cpp +++ b/source/cPiston.cpp @@ -11,40 +11,392 @@ cPiston::cPiston( cWorld* a_World ) //Todo: All piston stuff below. void cPiston::ExtendPiston( int pistx, int pisty, int pistz ) { - cWorld* World = cRoot::Get()->GetWorld(); - char metadata = World->GetBlockMeta( pistx, pisty, pistz); + //cWorld* World = cRoot::Get()->GetWorld(); + char metadata = 0; + char extmetadata = 0; + int FirstFluidBlock = 0; + char piston; + piston = m_World->GetBlock( pistx, pisty, pistz ); - if ( ( (int)World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_STICKY_PISTON ) || ( (int)World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON ) ) { - //find direction piston is facing base on meta. - //verify piston is not already extended. - //check all 16 blocks in front of it for the first airblock - //if there's and air block move those found blocks by 1 and insert E_BLOCK_PISTON_EXTENSION in the spot infront of the piston facing right direction + printf("psPiston1\n"); - } + if ( piston == E_BLOCK_STICKY_PISTON ) { + printf("psPiston2\n"); + extmetadata = 8; + }//if sticky piston than top nibble bit is set to 1; + + + if ( ( piston == E_BLOCK_STICKY_PISTON ) || ( piston == E_BLOCK_PISTON ) ) { + metadata = m_World->GetBlockMeta( pistx, pisty, pistz); + printf("psPiston3\n"); + printf("metadata %c\n",metadata); + + if (metadata < 5) { //piston not extended + printf("metadata %c\n",metadata); + metadata -= 8; //removing 8 from retracts it + switch (metadata) { + case 0: + FirstFluidBlock = FindFluidBlock ( pistx, pisty, pistz, pistx, pisty-16, pistz ); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx, pisty-FirstFluidBlock, pistz ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, (char)metadata + 8 ); + m_World->FastSetBlock( pistx, pisty-1, pistz, E_BLOCK_PISTON_EXTENSION, extmetadata ); + break; + case 1: + FirstFluidBlock = FindFluidBlock (pistx, pisty, pistz, pistx, pisty+16, pistz); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx, pisty+FirstFluidBlock, pistz ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, (char)metadata + 8 ); + m_World->FastSetBlock( pistx, pisty+1, pistz, E_BLOCK_PISTON_EXTENSION, extmetadata+1 ); + break; + case 2: + FirstFluidBlock = FindFluidBlock (pistx, pisty, pistz, pistx, pisty, pistz-16); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx, pisty, pistz-FirstFluidBlock ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, (char)metadata + 8 ); + m_World->FastSetBlock( pistx, pisty, pistz-1, E_BLOCK_PISTON_EXTENSION, extmetadata+2 ); + break; + case 3: + FirstFluidBlock = FindFluidBlock (pistx, pisty, pistz, pistx, pisty, pistz+16); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx, pisty, pistz+FirstFluidBlock ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, (char)metadata + 8 ); + m_World->FastSetBlock( pistx, pisty, pistz+1, E_BLOCK_PISTON_EXTENSION, extmetadata+3 ); + break; + case 4: + FirstFluidBlock = FindFluidBlock (pistx, pisty, pistz, pistx-16, pisty, pistz); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx-FirstFluidBlock, pisty, pistz ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, metadata + 8 ); + m_World->FastSetBlock( pistx, pisty+1, pistz, E_BLOCK_PISTON_EXTENSION, extmetadata+4 ); + break; + case 5: + FirstFluidBlock = FindFluidBlock (pistx, pisty, pistz, pistx+16, pisty, pistz); + if (FirstFluidBlock > 0) { + ChainMove ( pistx, pisty, pistz, pistx+FirstFluidBlock, pisty, pistz ); + } + m_World->FastSetBlock( pistx, pisty, pistz, piston, metadata + 8 ); + m_World->FastSetBlock( pistx, pisty+1, pistz, E_BLOCK_PISTON_EXTENSION, extmetadata+5 ); + break; + } + } + } } void cPiston::RetractPiston( int pistx, int pisty, int pistz ) { - cWorld* World = cRoot::Get()->GetWorld(); - char metadata = World->GetBlockMeta( pistx, pisty, pistz); - - if ( (int)World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON ) { - //find direction piston is facing base on meta. - //verify piston is extended. - //check block in front to see if it's an E_BLOCK_PISTON_EXTENSION - //delete that block - //set piston meta to unextended + char metadata = m_World->GetBlockMeta( pistx, pisty, pistz); + + if ( (int)m_World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON ) { + if (metadata > 5) { //piston retracted + metadata -= 8;//set the piston to retracted state. + + m_World->FastSetBlock( pistx, pisty, pistz, m_World->GetBlock( pistx, pisty, pistz ), metadata ); + switch (metadata) { + case 0: + if ( m_World->GetBlock( pistx, pisty-1, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty-1, pistz, 0, 0 ); + } + break; + + case 1: + if ( m_World->GetBlock( pistx, pisty+1, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty+1, pistz, 0, 0 ); + } + break; + + case 2: + if ( m_World->GetBlock( pistx, pisty, pistz-1 ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty, pistz-1, 0, 0 ); + } + break; + + case 3: + if ( m_World->GetBlock( pistx, pisty, pistz+1 ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty, pistz+1, 0, 0 ); + } + break; + + case 4: + if ( m_World->GetBlock( pistx-1, pisty, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx-1, pisty, pistz, 0, 0 ); + } + break; + + case 5: + if ( m_World->GetBlock( pistx+1, pisty, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx+1, pisty, pistz, 0, 0 ); + } + break; + + } + } } - if ( (int)World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_STICKY_PISTON ) { - //find direction piston is facing base on meta. - //verify piston is extended. - //check block in front to see if it's an E_BLOCK_PISTON_EXTENSION - //delete that block - //move block one more in front of it to postion E_BLOCK_PISTON_EXTENSION was facing. - //set piston meta to unextended + + if ( (int)m_World->GetBlock( pistx, pisty, pistz ) == E_BLOCK_PISTON ) { + if (metadata > 5) { //piston retracted + metadata -= 8;//set the piston to retracted state. + + m_World->FastSetBlock( pistx, pisty, pistz, m_World->GetBlock( pistx, pisty, pistz ), metadata ); + switch (metadata) { + case 0: + if ( m_World->GetBlock( pistx, pisty-1, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty-1, pistz, m_World->GetBlock( pistx, pisty-2, pistz ), m_World->GetBlockMeta( pistx, pisty-2, pistz ) ); + m_World->SetBlock( pistx, pisty-2, pistz, 0, 0 ); + } + break; + + case 1: + if ( m_World->GetBlock( pistx, pisty+1, pistz ) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty-1, pistz, m_World->GetBlock( pistx, pisty-2, pistz ), m_World->GetBlockMeta( pistx, pisty-2, pistz ) ); + m_World->SetBlock( pistx, pisty-2, pistz, 0, 0 ); + } + break; + + case 2: + if ( m_World->GetBlock( pistx, pisty, pistz-1) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty, pistz-1, m_World->GetBlock( pistx, pisty, pistz-2 ), m_World->GetBlockMeta( pistx, pisty, pistz-2 ) ); + m_World->SetBlock( pistx, pisty, pistz-2, 0, 0 ); + } + break; + + case 3: + if ( m_World->GetBlock( pistx, pisty, pistz+1) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx, pisty, pistz+1, m_World->GetBlock( pistx, pisty, pistz+2 ), m_World->GetBlockMeta( pistx, pisty, pistz+2 ) ); + m_World->SetBlock( pistx, pisty, pistz+2, 0, 0 ); + } + break; + + case 4: + if ( m_World->GetBlock( pistx-1, pisty, pistz) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx-1, pisty, pistz, m_World->GetBlock( pistx-2, pisty, pistz ), m_World->GetBlockMeta( pistx-2, pisty, pistz ) ); + m_World->SetBlock( pistx-2, pisty, pistz, 0, 0 ); + } + break; + + case 5: + if ( m_World->GetBlock( pistx+1, pisty, pistz) == E_BLOCK_PISTON_EXTENSION ) { + m_World->SetBlock( pistx+1, pisty, pistz, m_World->GetBlock( pistx+2, pisty, pistz ), m_World->GetBlockMeta( pistx+2, pisty, pistz ) ); + m_World->SetBlock( pistx+2, pisty, pistz, 0, 0 ); + } + break; + + } + } + } +} + +void cPiston::ChainMove ( int ax, int ay, int az, int bx, int by, int bz ) +{ + +char lastmeta; +char lastblock; + + if ( ( ax != bx ) && ( ay == by ) && ( az == bz ) ) { //move x + + if ( ax < bx ) { + + while ( ax > bx ) { + + lastmeta = m_World->GetBlockMeta( bx+1, by, bz); + lastblock = m_World->GetBlockMeta( bx+1, by, bz); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + bx+1; + + } + + } else { + + while ( ax < bx ) { + + lastmeta = m_World->GetBlockMeta( bx-1, by, bz); + lastblock = m_World->GetBlockMeta( bx-1, by, bz); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + bx-1; + + } + + } + + m_World->SetBlock( ax, ay, az, 0, 0 ); + + } else if ( ( ax == bx ) && ( ay != by ) && ( az == bz ) ) { //move y + + if ( ay < by ) { + + while ( ay > by ) { + + lastmeta = m_World->GetBlockMeta( bx, by+1, bz); + lastblock = m_World->GetBlockMeta( bx, by+1, bz); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + by+1; + + } + + } else { + + while ( ay < by ) { + + lastmeta = m_World->GetBlockMeta( bx, by-1, bz); + lastblock = m_World->GetBlockMeta( bx, by-1, bz); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + by-1; + + } + + } + + m_World->SetBlock( ax, ay, az, 0, 0 ); + + } else if ( ( ax == bx ) && ( ay == by ) && ( az != bz ) ) { //move z + + if ( az < bz ) { + + while ( az > bz ) { + + lastmeta = m_World->GetBlockMeta( bx, by, bz+1 ); + lastblock = m_World->GetBlockMeta( bx, by, bz+1 ); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + bz+1; + + } + + } else { + + while ( az < bz ) { + + lastmeta = m_World->GetBlockMeta( bx, by, bz-1 ); + lastblock = m_World->GetBlockMeta( bx, by, bz-1 ); + m_World->SetBlock( bx, by, bz, lastblock, lastmeta ); + bz-1; + + } + + } + + m_World->SetBlock( ax, ay, az, 0, 0 ); + + } else { + + //LOG("Bad coords fed into cPiston::ChainMove"); + + } + + +} + + +int cPiston::FindFluidBlock ( int ax, int ay, int az, int bx, int by, int bz ) +{ + +char thisblock; +int cnt = 0; + if ( ( ax != bx ) && ( ay == by ) && ( az == bz ) ) { //check x + + if ( ax < bx ) { + + while ( ax < bx ) { + + thisblock = m_World->GetBlock( ax, ay, az); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + ax+1; + } + + } else { + + while ( ax > bx ) { + + thisblock = m_World->GetBlock( ax, ay, az); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + ax-1; + + } + + } + + m_World->SetBlock( ax, ay, az, 0, 0 ); + + } else if ( ( ax == bx ) && ( ay != by ) && ( az == bz ) ) { //check y + + if ( ay < by ) { + + while ( ay < by ) { + + thisblock = m_World->GetBlock( bx, by, bz); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + ay+1; + + } + + } else { + + while ( ay > by ) { + + thisblock = m_World->GetBlock( bx, by, bz); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + ay-1; + + } + + } + + m_World->SetBlock( ax, ay, az, 0, 0 ); + + } else if ( ( ax == bx ) && ( ay == by ) && ( az != bz ) ) { //check z + + if ( az < bz ) { + + while ( az < bz ) { + + thisblock = m_World->GetBlock( ax, ay, az); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + az+1; + + } + + } else { + + while ( az > bz ) { + + thisblock = m_World->GetBlock( ax, ay, az); + if ( (thisblock == 0) || (thisblock == E_BLOCK_STATIONARY_WATER) || (thisblock == E_BLOCK_WATER) || (thisblock == E_BLOCK_STATIONARY_LAVA) || (thisblock == E_BLOCK_LAVA) ) { + return cnt; + } + cnt++; + az-1; + + } + + } + + } else { + + return cnt; + } + } -- cgit v1.2.3