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some structure

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This commit is contained in:
Jesse Boyd
2019-04-27 11:15:08 +10:00
parent 35fd159e79
commit 6adf0e6435
26 changed files with 781 additions and 197 deletions
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78
worldedit-core/src/main/java/com/boydti/fawe/FaweCache.java
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@ -1,14 +1,40 @@
package com.boydti.fawe;
import com.boydti.fawe.jnbt.anvil.BitArray4096;
import com.boydti.fawe.object.collection.IterableThreadLocal;
import com.boydti.fawe.util.MathMan;
import com.sk89q.jnbt.*;
import com.sk89q.worldedit.world.biome.BiomeType;
import com.sk89q.worldedit.world.block.BlockState;
import com.sk89q.worldedit.world.block.BlockTypes;
import java.lang.reflect.Field;
import java.util.*;
public class FaweCache {
public static final IterableThreadLocal<char[]> BLOCK_TO_PALETTE_CHAR = new IterableThreadLocal<char[]>() {
@Override
public char[] init() {
char[] result = new char[BlockTypes.states.length];
Arrays.fill(result, Character.MAX_VALUE);
return result;
}
};
public static final IterableThreadLocal<char[]> PALETTE_TO_BLOCK_CHAR = new IterableThreadLocal<char[]>() {
@Override
public char[] init() {
return new char[Character.MAX_VALUE];
}
};
public static final IterableThreadLocal<char[]> SECTION_BLOCKS_CHAR = new IterableThreadLocal<char[]>() {
@Override
public char[] init() {
return new char[4096];
}
};
public static final IterableThreadLocal<int[]> BLOCK_TO_PALETTE = new IterableThreadLocal<int[]>() {
@Override
public int[] init() {
@ -179,4 +205,56 @@ public class FaweCache {
if (clazz == null) clazz = EndTag.class;
return new ListTag(clazz, list);
}
private static final class Palette {
}
public void toPalette(int layer, char[] blocks) {
int[] blockToPalette = FaweCache.BLOCK_TO_PALETTE.get();
int[] paletteToBlock = FaweCache.PALETTE_TO_BLOCK.get();
long[] blockstates = FaweCache.BLOCK_STATES.get();
int[] blocksCopy = FaweCache.SECTION_BLOCKS.get();
int blockIndexStart = layer << 12;
int blockIndexEnd = blockIndexStart + 4096;
int num_palette = 0;
try {
for (int i = blockIndexStart, j = 0; i < blockIndexEnd; i++, j++) {
int ordinal = blocks[i];
int palette = blockToPalette[ordinal];
if (palette == Integer.MAX_VALUE) {
BlockState state = BlockTypes.states[ordinal];
blockToPalette[ordinal] = palette = num_palette;
paletteToBlock[num_palette] = ordinal;
num_palette++;
}
blocksCopy[j] = palette;
}
for (int i = 0; i < num_palette; i++) {
blockToPalette[paletteToBlock[i]] = Integer.MAX_VALUE;
}
// BlockStates
int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
int blockBitArrayEnd = (bitsPerEntry * 4096) >> 6;
if (num_palette == 1) {
// Set a value, because minecraft needs it for some reason
blockstates[0] = 0;
blockBitArrayEnd = 1;
} else {
BitArray4096 bitArray = new BitArray4096(blockstates, bitsPerEntry);
bitArray.fromRaw(blocksCopy);
}
// num_palette
// paletteToBlock
// blockstates (range: blockBitArrayEnd)
} catch (Throwable e) {
Arrays.fill(blockToPalette, Integer.MAX_VALUE);
e.printStackTrace();
throw e;
}
}
}