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Added support for rotation block orientation with the rotate and flip commands.

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sk89q
2011-01-29 23:10:12 -08:00
parent 4455c9dcd9
commit 52cb2e0997
3 changed files with 271 additions and 1 deletions
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232
src/com/sk89q/worldedit/data/BlockData.java Normal file
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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.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) {
if (type == BlockID.TORCH
|| type == BlockID.REDSTONE_TORCH_OFF
|| type == BlockID.REDSTONE_TORCH_ON) {
switch (data) {
case 1: return 3;
case 2: return 4;
case 3: return 2;
case 4: return 1;
}
} else if (type == BlockID.MINECART_TRACKS) {
switch (data) {
case 0: return 1;
case 1: return 0;
case 2: return 5;
case 3: return 4;
case 4: return 2;
case 5: return 3;
case 6: return 7;
case 7: return 8;
case 8: return 9;
case 9: return 6;
}
} else if (type == BlockID.WOODEN_STAIRS
|| type == BlockID.COBBLESTONE_STAIRS) {
switch (data) {
case 0: return 2;
case 1: return 3;
case 2: return 1;
case 3: return 0;
}
} else if (type == BlockID.LEVER) {
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;
}
} else if (type == BlockID.WOODEN_DOOR
|| type == 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;
}
} else if (type == 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;
}
} else if (type == BlockID.SIGN_POST) {
return (data + 4) % 16;
} else if (type == BlockID.LADDER
|| type == BlockID.WALL_SIGN
|| type == BlockID.FURNACE
|| type == BlockID.BURNING_FURNACE
|| type == BlockID.DISPENSER) {
switch (data) {
case 2: return 5;
case 3: return 4;
case 4: return 2;
case 5: return 3;
}
} else if (type == BlockID.PUMPKIN
|| type == BlockID.JACKOLANTERN) {
switch (data) {
case 0: return 1;
case 1: return 2;
case 2: return 3;
case 3: return 0;
}
}
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
if (type == BlockID.TORCH
|| type == BlockID.REDSTONE_TORCH_OFF
|| type == BlockID.REDSTONE_TORCH_ON) {
switch (data) {
case 3: return 1;
case 4: return 2;
case 2: return 3;
case 1: return 4;
}
} else if (type == BlockID.MINECART_TRACKS) {
switch (data) {
case 1: return 0;
case 0: return 1;
case 5: return 2;
case 4: return 3;
case 2: return 4;
case 3: return 5;
case 7: return 6;
case 8: return 7;
case 9: return 8;
case 6: return 9;
}
} else if (type == BlockID.WOODEN_STAIRS
|| type == BlockID.COBBLESTONE_STAIRS) {
switch (data) {
case 2: return 0;
case 3: return 1;
case 1: return 2;
case 0: return 3;
}
} else if (type == BlockID.LEVER) {
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;
}
} else if (type == BlockID.WOODEN_DOOR
|| type == 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;
}
} else if (type == 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;
}
} else if (type == BlockID.SIGN_POST) {
int newData = (data - 4);
if (newData < 0) {
newData += 16;
}
return newData;
} else if (type == BlockID.LADDER
|| type == BlockID.WALL_SIGN
|| type == BlockID.FURNACE
|| type == BlockID.BURNING_FURNACE
|| type == BlockID.DISPENSER) {
switch (data) {
case 5: return 2;
case 4: return 3;
case 2: return 4;
case 3: return 5;
}
} else if (type == BlockID.PUMPKIN
|| type == BlockID.JACKOLANTERN) {
switch (data) {
case 1: return 0;
case 2: return 1;
case 3: return 2;
case 0: return 3;
}
}
return data;
}
/**
* Flip a block's data value.
*
* @param type
* @param data
* @return
*/
public static int flip(int type, int data) {
return rotate90(type, rotate90(type, data));
}
}