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/**
* @author Aleksey Terzi
*
*/
package com.encrox.instancedregions.chunkmap;
public class ChunkMapBuffer {
private static final int BITS_PER_BLOCK_SIZE = 1;
private static final int PALETTE_LENGTH_SIZE = 5;
private static final int DATA_ARRAY_LENGTH_SIZE = 5;
private static final int BLOCKS_PER_CHUNK_SECTION = 16 * 16 * 16;
private static final int DATA_ARRAY_SIZE = BLOCKS_PER_CHUNK_SECTION * 13 / 8;
private static final int BLOCK_LIGHT_SIZE = BLOCKS_PER_CHUNK_SECTION / 2;
private static final int SKY_LIGHT_SIZE = BLOCKS_PER_CHUNK_SECTION / 2;
private static final int COLUMNS_PER_CHUNK = 16;
private static final int MAX_BYTES_PER_CHUNK =
COLUMNS_PER_CHUNK *
(
BITS_PER_BLOCK_SIZE
+ PALETTE_LENGTH_SIZE
+ DATA_ARRAY_LENGTH_SIZE
+ DATA_ARRAY_SIZE
+ BLOCK_LIGHT_SIZE
+ SKY_LIGHT_SIZE
);
public int[] palette;
public byte[] output;
public int[] outputPalette;
public byte[] outputPaletteMap;
public ChunkWriter writer;
public ChunkLayer prevLayer;
public ChunkLayer curLayer;
public ChunkLayer nextLayer;
public int bitsPerBlock;
public int paletteLength;
public int dataArrayLength;
public int lightArrayLength;
public int dataArrayStartIndex;
public int outputPaletteLength;
public int outputBitsPerBlock;
public ChunkMapBuffer() {
this.palette = new int[256];
this.output = new byte[MAX_BYTES_PER_CHUNK];
this.outputPalette = new int[256];
this.outputPaletteMap = new byte[65536];
this.writer = new ChunkWriter(this.output);
this.prevLayer = new ChunkLayer();
this.prevLayer.map = new int[16 * 16];
this.curLayer = new ChunkLayer();
this.curLayer.map = new int[16 * 16];
this.nextLayer = new ChunkLayer();
this.nextLayer.map = new int[16 * 16];
}
public void clearLayers() {
this.prevLayer.hasData = false;
this.curLayer.hasData = false;
this.nextLayer.hasData = false;
}
}
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