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cuberite-2a/source/cRedstone.cpp

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Attempt to bring sanity to newlines across systems. git-svn-id: http://mc-server.googlecode.com/svn/trunk@606 0a769ca7-a7f5-676a-18bf-c427514a06d6
2012-06-14 09:06:06 -04:00
#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "cRedstone.h"
#include "cPiston.h"
#include "cRoot.h"
#include "cWorld.h"
#include "BlockID.h"
#include <iostream>
bool cRedstone::s_UseRedstone = false;
cRedstone::cRedstone( cWorld* a_World )
:m_World ( a_World )
,m_Metadata ( 0 )
,m_Direction ( 0 )
{
}
void cRedstone::ChangeRedstone( int fillx, int filly, int fillz, bool added )
{
s_UseRedstone = false;
if( !s_UseRedstone ) return;
char before;
//int tempX;
//int tempY;
//int tempZ;
//int state;
//m_Direction
// 0 = x+
// 1 = x-
// 2 = z+
// 3 = z-
// 4 = y+
// 5 = v-
if (added) {
m_Metadata = 15;
} else {
m_Metadata = 0;
}
before = m_Metadata;
//printf("etb1\n");
CalculateRedstone( fillx, filly, fillz ); //calculate all item centers.
//printf("etb2\n");
int Block = (int)m_World->GetBlock( fillx, filly, fillz );
switch (Block)//these blocks won't trigger the normal calculaton because they are affected by the redstone around them. So we check each possible channel around them instead.
{
case E_BLOCK_REDSTONE_TORCH_ON:
case E_BLOCK_REDSTONE_TORCH_OFF:
case E_BLOCK_AIR:
case E_BLOCK_PISTON_EXTENSION:
case E_BLOCK_PISTON:
case E_BLOCK_STICKY_PISTON:
{
m_Metadata = 0;
m_Direction = 0;
CalculateRedstone( fillx+1, filly, fillz );
m_Metadata = 0;
m_Direction = 1;
CalculateRedstone( fillx-1, filly, fillz );
m_Metadata = 0;
m_Direction = 2;
CalculateRedstone( fillx, filly, fillz+1 );
m_Metadata = 0;
m_Direction = 3;
CalculateRedstone( fillx, filly, fillz-1 );
m_Metadata = 0;
CalculateRedstone( fillx, filly-1, fillz );
break;
}
case E_BLOCK_REDSTONE_WIRE: //special case for redstone wire.
{
m_Direction = 0;
CalculateRedstone( fillx+1, filly, fillz );
m_Direction = 1;
CalculateRedstone( fillx-1, filly, fillz );
m_Direction = 2;
CalculateRedstone( fillx, filly, fillz+1 );
m_Direction = 3;
CalculateRedstone( fillx, filly, fillz-1 );
m_Metadata = 0;
CalculateRedstone( fillx, filly-1, fillz );
m_Direction = 4;
CalculateRedstone( fillx+1, filly+1, fillz );
CalculateRedstone( fillx-1, filly+1, fillz );
CalculateRedstone( fillx, filly+1, fillz+1 );
CalculateRedstone( fillx, filly+1, fillz-1 );
m_Direction = 5;
CalculateRedstone( fillx+1, filly-1, fillz );
CalculateRedstone( fillx-1, filly-1, fillz );
CalculateRedstone( fillx, filly-1, fillz+1 );
CalculateRedstone( fillx, filly-1, fillz-1 );
break;
}
}
//printf("done here\n");
}
void cRedstone::CalculateRedstone( int fillx, int filly, int fillz)
{
if ( ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_STICKY_PISTON ) || ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_PISTON ) ) {
char pistonMeta = m_World->GetBlockMeta( fillx, filly, fillz );
if (m_Metadata > 0) {
if (pistonMeta < 6) { // only extend if piston is not already extended
cPiston Piston(m_World);
Piston.ExtendPiston(fillx, filly, fillz);
}
} else {
if (pistonMeta > 6) { // only retract if piston is not already retracted
cPiston Piston(m_World);
Piston.RetractPiston(fillx, filly, fillz);
}
}
} else if ( ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_ITEM_LEVER ) || ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_ITEM_STONE_BUTTON ) ) {
if ( (int)m_World->GetBlockMeta( fillx, filly, fillz) > 6 ) { //button powered
m_Metadata = 15; //change meta to 15 only if redstone power device in on possition is found.
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
} else {
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
}
} else if ( ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_STONE_PRESSURE_PLATE ) || ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_STONE_BUTTON ) ) {
if ( (int)m_World->GetBlockMeta( fillx, filly, fillz) == 1 ) { //plate powered
m_Metadata = 15; //change meta to 15 only if redstone power device in on possition is found.
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
} else {
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
}
} else if ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_ON ) { //If torch is on
//printf("found torch on\n");
m_Metadata = 15; //change meta to 15 only if redstone torch in on possition is found.
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
} else if ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_OFF ) { //if the torch is off
//printf("found torch off\n");
// no need to change meta here.
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx-1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) != m_Metadata ) ) {
CalculateRedstone(fillx+1,filly,fillz);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz-1);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) != m_Metadata ) ) {
CalculateRedstone(fillx,filly,fillz+1);
}
} else if ( (int)m_World->GetBlock( fillx, filly, fillz ) == E_BLOCK_REDSTONE_WIRE ) { //simple fill algorithm for redstone wire.
if ( (int)m_World->GetBlockMeta( fillx, filly, fillz) != m_Metadata ) {
m_World->FastSetBlock( fillx, filly, fillz, (char)E_BLOCK_REDSTONE_WIRE, m_Metadata );
m_Direction = 0;
CalculateRedstone( fillx+1, filly, fillz );
m_Direction = 1;
CalculateRedstone( fillx-1, filly, fillz );
m_Direction = 2;
CalculateRedstone( fillx, filly, fillz+1 );
m_Direction = 3;
CalculateRedstone( fillx, filly, fillz-1 );
CalculateRedstone( fillx, filly-1, fillz ); //check one block below //similar to same plane
m_Direction = 4;
CalculateRedstone( fillx+1, filly+1, fillz );
CalculateRedstone( fillx-1, filly+1, fillz );
CalculateRedstone( fillx, filly+1, fillz+1 );
CalculateRedstone( fillx, filly+1, fillz-1 );
m_Direction = 5;
CalculateRedstone( fillx+1, filly-1, fillz );
CalculateRedstone( fillx-1, filly-1, fillz );
CalculateRedstone( fillx, filly-1, fillz+1 );
CalculateRedstone( fillx, filly-1, fillz-1 );
}
} else { //default, check item for torch attached to it. If meta > 0 then turn that torch off, otherwise turn it on. This change needs to be passed to the next world tick.
//check for torch to east with meta 1 //turn off
//check for torch to west with meta 2 //turn off
//check for torch to south with meta 3 //turn off
//check for torch to north with meta 4 //turn off
//check for torch above with meta 5 //turn off
if ( (int)m_World->GetBlock( fillx, filly, fillz ) != E_BLOCK_AIR ) {
if (m_Direction < 4) { //redstone wire can only power blocks on the same plane or directly below
if ( (int)m_Metadata > 0 ) { //wire powered
//printf("bird: %i dog: %i \n",(int)m_World->GetBlock( fillx, filly+1, fillz ),(int)m_World->GetBlockMeta( fillx, filly+1, fillz));
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) == 1 ) ) { //east
m_World->m_RSList.push_back(fillx+1);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(00000);
}
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) == 2 ) ) { //west
m_World->m_RSList.push_back(fillx-1);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(00000);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_TORCH_ON) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) == 3 ) ) { //south
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz+1);
m_World->m_RSList.push_back(00000);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_TORCH_ON) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) == 4 ) ) { //north
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz-1);
m_World->m_RSList.push_back(00000);
}
if ( ( (int)m_World->GetBlock( fillx, filly+1, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) && ( (int)m_World->GetBlockMeta( fillx, filly+1, fillz) == 5 ) ) { //top
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly+1);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(00000);
}
} else { //wire not powered
bool BlockPowered = IsBlockPowered( fillx, filly, fillz ); //chck this block for other wire turned on or torch turned on below:
if (BlockPowered == false) { //if block is not bowered by something else then I need to check for off torches and turn them on.
//printf("echo: %i cruiser: %i \n",(int)m_World->GetBlock( fillx, filly+1, fillz ),(int)m_World->GetBlockMeta( fillx, filly+1, fillz));
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_OFF) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) == 1 ) ) { //east
m_World->m_RSList.push_back(fillx+1);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(11111);
}
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_OFF) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) == 2 ) ) { //west
m_World->m_RSList.push_back(fillx-1);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(11111);
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_TORCH_OFF) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) == 3 ) ) { //south
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz+1);
m_World->m_RSList.push_back(11111);;
}
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_TORCH_OFF) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) == 4 ) ) { //north
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly);
m_World->m_RSList.push_back(fillz-1);
m_World->m_RSList.push_back(11111);
}
if ( ( (int)m_World->GetBlock( fillx, filly+1, fillz ) == E_BLOCK_REDSTONE_TORCH_OFF) && ( (int)m_World->GetBlockMeta( fillx, filly+1, fillz) == 5 ) ) { //top
m_World->m_RSList.push_back(fillx);
m_World->m_RSList.push_back(filly+1);
m_World->m_RSList.push_back(fillz);
m_World->m_RSList.push_back(11111);
}
}
}
}
}
}
}
bool cRedstone::IsBlockPowered( int fillx, int filly, int fillz )
{
if ( (int)m_World->GetBlock( fillx, filly-1, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) { return true; }
if ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) { return true; }
if ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_TORCH_ON) { return true; }
if ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_TORCH_ON) { return true; }
if ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_TORCH_ON) { return true; }
if ( ( (int)m_World->GetBlock( fillx+1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx+1, filly, fillz) > 0 ) ) { return true; }
if ( ( (int)m_World->GetBlock( fillx-1, filly, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx-1, filly, fillz) > 0 ) ) { return true; }
if ( ( (int)m_World->GetBlock( fillx, filly, fillz+1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz+1) > 0 ) ) { return true; }
if ( ( (int)m_World->GetBlock( fillx, filly, fillz-1 ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly, fillz-1) > 0 ) ) { return true; }
if ( ( (int)m_World->GetBlock( fillx, filly+1, fillz ) == E_BLOCK_REDSTONE_WIRE) && ( (int)m_World->GetBlockMeta( fillx, filly+1, fillz) > 0 ) ) { return true; }
return false;
Redstone is now self aware. It's not quite as dumb as it used to be at any rate. Redstone wires have no range and understand they are supposed to stay on whenever there's an active torch touching it. (Need to add other power devices) git-svn-id: http://mc-server.googlecode.com/svn/trunk@68 0a769ca7-a7f5-676a-18bf-c427514a06d6
2011-11-06 15:39:44 -05:00
}
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