93 lines
2.6 KiB
Java
93 lines
2.6 KiB
Java
/*
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* Copyright (C) 2004-2015 L2J Server
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*
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* This file is part of L2J Server.
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*
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* L2J Server is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* L2J Server is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package commons.geodriver.regions;
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import java.nio.ByteBuffer;
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import commons.geodriver.IBlock;
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import commons.geodriver.IRegion;
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import commons.geodriver.blocks.ComplexBlock;
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import commons.geodriver.blocks.FlatBlock;
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import commons.geodriver.blocks.MultilayerBlock;
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/**
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* @author HorridoJoho
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*/
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public final class Region implements IRegion
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{
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private final IBlock[] _blocks = new IBlock[IRegion.REGION_BLOCKS];
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public Region(ByteBuffer bb)
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{
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for (int blockOffset = 0; blockOffset < IRegion.REGION_BLOCKS; blockOffset++)
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{
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int blockType = bb.get();
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switch (blockType)
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{
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case IBlock.TYPE_FLAT:
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_blocks[blockOffset] = new FlatBlock(bb);
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break;
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case IBlock.TYPE_COMPLEX:
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_blocks[blockOffset] = new ComplexBlock(bb);
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break;
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case IBlock.TYPE_MULTILAYER:
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_blocks[blockOffset] = new MultilayerBlock(bb);
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break;
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default:
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throw new RuntimeException("Invalid block type " + blockType + "!");
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}
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}
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}
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private IBlock getBlock(int geoX, int geoY)
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{
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return _blocks[(((geoX / IBlock.BLOCK_CELLS_X) % IRegion.REGION_BLOCKS_X) * IRegion.REGION_BLOCKS_Y) + ((geoY / IBlock.BLOCK_CELLS_Y) % IRegion.REGION_BLOCKS_Y)];
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}
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@Override
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public boolean checkNearestNswe(int geoX, int geoY, int worldZ, int nswe)
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{
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return getBlock(geoX, geoY).checkNearestNswe(geoX, geoY, worldZ, nswe);
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}
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@Override
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public int getNearestZ(int geoX, int geoY, int worldZ)
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{
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return getBlock(geoX, geoY).getNearestZ(geoX, geoY, worldZ);
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}
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@Override
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public int getNextLowerZ(int geoX, int geoY, int worldZ)
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{
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return getBlock(geoX, geoY).getNextLowerZ(geoX, geoY, worldZ);
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}
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@Override
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public int getNextHigherZ(int geoX, int geoY, int worldZ)
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{
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return getBlock(geoX, geoY).getNextHigherZ(geoX, geoY, worldZ);
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}
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@Override
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public boolean hasGeo()
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{
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return true;
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}
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}
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