Plex-FAWE/src/main/java/com/sk89q/worldedit/data/BlockData.java

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// $Id$
/*
* WorldEdit
* Copyright (C) 2010, 2011 sk89q <http://www.sk89q.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.sk89q.worldedit.data;
import com.sk89q.worldedit.CuboidClipboard.FlipDirection;
import com.sk89q.worldedit.blocks.BlockID;
/**
* Block data related classes.
*
* @author sk89q
*/
public final class BlockData {
/**
* Rotate a block's data value 90 degrees (north->east->south->west->north);
*
* @param type
* @param data
* @return
*/
public static int rotate90(int type, int data) {
switch (type) {
case BlockID.TORCH:
case BlockID.REDSTONE_TORCH_OFF:
case BlockID.REDSTONE_TORCH_ON:
switch (data) {
case 1: return 3;
case 2: return 4;
case 3: return 2;
case 4: return 1;
}
break;
case BlockID.MINECART_TRACKS:
switch (data) {
case 6: return 7;
case 7: return 8;
case 8: return 9;
case 9: return 6;
}
/* FALL-THROUGH */
case BlockID.POWERED_RAIL:
case BlockID.DETECTOR_RAIL:
switch (data & 0x7) {
case 0: return 1;
case 1: return 0;
case 2: return 5;
case 3: return 4;
case 4: return 2;
case 5: return 3;
}
break;
case BlockID.WOODEN_STAIRS:
case BlockID.COBBLESTONE_STAIRS:
switch (data) {
case 0: return 2;
case 1: return 3;
case 2: return 1;
case 3: return 0;
}
break;
case BlockID.LEVER:
case BlockID.STONE_BUTTON:
int thrown = data & 0x8;
int withoutThrown = data & ~0x8;
switch (withoutThrown) {
case 1: return 3 | thrown;
case 2: return 4 | thrown;
case 3: return 2 | thrown;
case 4: return 1 | thrown;
}
break;
case BlockID.WOODEN_DOOR:
case BlockID.IRON_DOOR:
int topHalf = data & 0x8;
int swung = data & 0x4;
int withoutFlags = data & ~(0x8 | 0x4);
switch (withoutFlags) {
case 0: return 1 | topHalf | swung;
case 1: return 2 | topHalf | swung;
case 2: return 3 | topHalf | swung;
case 3: return 0 | topHalf | swung;
}
break;
case BlockID.SIGN_POST:
return (data + 4) % 16;
case BlockID.LADDER:
case BlockID.WALL_SIGN:
case BlockID.FURNACE:
case BlockID.BURNING_FURNACE:
case BlockID.DISPENSER:
switch (data) {
case 2: return 5;
case 3: return 4;
case 4: return 2;
case 5: return 3;
}
break;
case BlockID.PUMPKIN:
case BlockID.JACKOLANTERN:
switch (data) {
case 0: return 1;
case 1: return 2;
case 2: return 3;
case 3: return 0;
}
break;
case BlockID.REDSTONE_REPEATER_OFF:
case BlockID.REDSTONE_REPEATER_ON:
int dir = data & 0x03;
int delay = data - dir;
switch (dir) {
case 0: return 1 | delay;
case 1: return 2 | delay;
case 2: return 3 | delay;
case 3: return 0 | delay;
}
break;
case BlockID.TRAP_DOOR:
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int open = data & 0x4;
int withoutOpen = data & ~0x4;
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switch (withoutOpen) {
case 0: return 3 | open;
case 1: return 2 | open;
case 2: return 0 | open;
case 3: return 1 | open;
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}
case BlockID.PISTON_BASE:
case BlockID.PISTON_STICKY_BASE:
case BlockID.PISTON_EXTENSION:
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switch(data) {
case 0: return 0;
case 1: return 1;
case 2: return 5;
case 3: return 4;
case 4: return 2;
case 5: return 3;
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}
}
return data;
}
/**
* Rotate a block's data value -90 degrees (north<-east<-south<-west<-north);
*
* @param type
* @param data
* @return
*/
public static int rotate90Reverse(int type, int data) {
// case ([0-9]+): return ([0-9]+) -> case \2: return \1
switch (type) {
case BlockID.TORCH:
case BlockID.REDSTONE_TORCH_OFF:
case BlockID.REDSTONE_TORCH_ON:
switch (data) {
case 3: return 1;
case 4: return 2;
case 2: return 3;
case 1: return 4;
}
break;
case BlockID.MINECART_TRACKS:
switch (data) {
case 7: return 6;
case 8: return 7;
case 9: return 8;
case 6: return 9;
}
/* FALL-THROUGH */
case BlockID.POWERED_RAIL:
case BlockID.DETECTOR_RAIL:
switch (data & 0x7) {
case 1: return 0;
case 0: return 1;
case 5: return 2;
case 4: return 3;
case 2: return 4;
case 3: return 5;
}
break;
case BlockID.WOODEN_STAIRS:
case BlockID.COBBLESTONE_STAIRS:
switch (data) {
case 2: return 0;
case 3: return 1;
case 1: return 2;
case 0: return 3;
}
break;
case BlockID.LEVER:
case BlockID.STONE_BUTTON:
int thrown = data & 0x8;
int withoutThrown = data & ~0x8;
switch (withoutThrown) {
case 3: return 1 | thrown;
case 4: return 2 | thrown;
case 2: return 3 | thrown;
case 1: return 4 | thrown;
}
break;
case BlockID.WOODEN_DOOR:
case BlockID.IRON_DOOR:
int topHalf = data & 0x8;
int swung = data & 0x4;
int withoutFlags = data & ~(0x8 | 0x4);
switch (withoutFlags) {
case 1: return 0 | topHalf | swung;
case 2: return 1 | topHalf | swung;
case 3: return 2 | topHalf | swung;
case 0: return 3 | topHalf | swung;
}
break;
case BlockID.SIGN_POST:
return (data + 12) % 16;
case BlockID.LADDER:
case BlockID.WALL_SIGN:
case BlockID.FURNACE:
case BlockID.BURNING_FURNACE:
case BlockID.DISPENSER:
switch (data) {
case 5: return 2;
case 4: return 3;
case 2: return 4;
case 3: return 5;
}
break;
case BlockID.PUMPKIN:
case BlockID.JACKOLANTERN:
switch (data) {
case 1: return 0;
case 2: return 1;
case 3: return 2;
case 0: return 3;
}
break;
case BlockID.REDSTONE_REPEATER_OFF:
case BlockID.REDSTONE_REPEATER_ON:
int dir = data & 0x03;
int delay = data - dir;
switch (dir) {
case 1: return 0 | delay;
case 2: return 1 | delay;
case 3: return 2 | delay;
case 0: return 3 | delay;
}
break;
case BlockID.TRAP_DOOR:
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int open = data & 0x4;
int withoutOpen = data & ~0x4;
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switch (withoutOpen) {
case 3: return 0 | open;
case 2: return 1 | open;
case 0: return 2 | open;
case 1: return 3 | open;
}
case BlockID.PISTON_BASE:
case BlockID.PISTON_STICKY_BASE:
case BlockID.PISTON_EXTENSION:
switch(data) {
case 0: return 0;
case 1: return 1;
case 5: return 2;
case 4: return 3;
case 2: return 4;
case 3: return 5;
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}
}
return data;
}
/**
* Flip a block's data value.
*
* @param type
* @param data
* @param direction
* @return
*/
public static int flip(int type, int data, FlipDirection direction) {
int flipX = 0;
int flipY = 0;
int flipZ = 0;
switch (direction) {
case NORTH_SOUTH:
flipX = 1;
break;
case WEST_EAST:
flipY = 1;
break;
case UP_DOWN:
flipZ = 1;
break;
}
switch (type) {
case BlockID.TORCH:
case BlockID.REDSTONE_TORCH_OFF:
case BlockID.REDSTONE_TORCH_ON:
case BlockID.LEVER:
case BlockID.STONE_BUTTON:
switch (data & ~0x8) {
case 1: return data + flipX;
case 2: return data - flipX;
case 3: return data + flipY;
case 4: return data - flipY;
}
break;
case BlockID.MINECART_TRACKS:
switch (data) {
case 6: return data + flipX + 3*flipY;
case 7: return data - flipX + flipY;
case 8: return data + flipX - flipY;
case 9: return data - flipX - 3*flipY;
}
/* FALL-THROUGH */
case BlockID.POWERED_RAIL:
case BlockID.DETECTOR_RAIL:
switch (data & 0x7) {
case 0:
case 1:
return data;
case 2:
case 3:
return data ^ flipX;
case 4:
case 5:
return data ^ flipY;
}
break;
case BlockID.WOODEN_STAIRS:
case BlockID.COBBLESTONE_STAIRS:
switch (data) {
case 0:
case 1:
return data ^ flipX;
case 2:
case 3:
return data ^ flipY;
}
break;
case BlockID.WOODEN_DOOR:
case BlockID.IRON_DOOR:
data ^= flipZ << 3;
switch (data & 0x3) {
case 0: return data + flipX + 3*flipY;
case 1: return data - flipX + flipY;
case 2: return data + flipX - flipY;
case 3: return data - flipX - 3*flipY;
}
break;
case BlockID.SIGN_POST:
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switch (direction) {
case NORTH_SOUTH:
return (16-data) & 0xf;
case WEST_EAST:
return (8-data) & 0xf;
}
break;
case BlockID.LADDER:
case BlockID.WALL_SIGN:
case BlockID.FURNACE:
case BlockID.BURNING_FURNACE:
case BlockID.DISPENSER:
switch (data) {
case 2:
case 3:
return data ^ flipY;
case 4:
case 5:
return data ^ flipX;
}
break;
case BlockID.PUMPKIN:
case BlockID.JACKOLANTERN:
case BlockID.REDSTONE_REPEATER_OFF:
case BlockID.REDSTONE_REPEATER_ON:
switch (data & 0x3) {
case 0:
case 2:
return data ^ (flipY<<1);
case 1:
case 3:
return data ^ (flipX<<1);
}
break;
case BlockID.TRAP_DOOR:
switch (data & 0x3) {
case 0:
case 1:
return data ^ flipY;
case 2:
case 3:
return data ^ flipX;
}
break;
case BlockID.PISTON_BASE:
case BlockID.PISTON_STICKY_BASE:
case BlockID.PISTON_EXTENSION:
switch(data & ~0x8) {
case 0:
case 1:
return data ^ flipZ;
case 2:
case 3:
return data ^ flipY;
case 4:
case 5:
return data ^ flipX;
}
}
return data;
}
}