MinecraftMods/BCLib
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Hex chunk multithread fix

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This commit is contained in:
paulevsGitch 2022-02-15 20:56:12 +03:00
parent bed87c7d8a
commit b46875599d
2 changed files with 10 additions and 9 deletions
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13
src/main/java/ru/bclib/world/generator/map/hex/HexBiomeChunk.java
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@ -19,12 +19,13 @@ public class HexBiomeChunk implements BiomeChunk {
private static final byte SIDE_OFFSET = (byte) Math.round(Math.log(SIDE) / Math.log(2));
private static final byte SIDE_PRE_OFFSET = (byte) Math.round(Math.log(SIDE_PRE) / Math.log(2));
private static final short[][] NEIGHBOURS;
private static final BCLBiome[][] BUFFERS = new BCLBiome[2][SIZE];
private final BCLBiome[] biomes = new BCLBiome[SIZE];
public HexBiomeChunk(Random random, BiomePicker picker) {
for (BCLBiome[] buffer: BUFFERS) {
BCLBiome[][] buffers = new BCLBiome[2][SIZE];
for (BCLBiome[] buffer: buffers) {
Arrays.fill(buffer, null);
}
@ -33,15 +34,15 @@ public class HexBiomeChunk implements BiomeChunk {
byte pz = (byte) (index & SIDE_PRE_MASK);
px = (byte) (px * SCALE_PRE + random.nextInt(SCALE_PRE));
pz = (byte) (pz * SCALE_PRE + random.nextInt(SCALE_PRE));
circle(BUFFERS[0], getIndex(px, pz), picker.getBiome(random), null);
circle(buffers[0], getIndex(px, pz), picker.getBiome(random), null);
}
boolean hasEmptyCells = true;
byte bufferIndex = 0;
while (hasEmptyCells) {
BCLBiome[] inBuffer = BUFFERS[bufferIndex];
BCLBiome[] inBuffer = buffers[bufferIndex];
bufferIndex = (byte) ((bufferIndex + 1) & 1);
BCLBiome[] outBuffer = BUFFERS[bufferIndex];
BCLBiome[] outBuffer = buffers[bufferIndex];
hasEmptyCells = false;
for (short index = SIDE; index < MAX_SIDE; index++) {
@ -63,7 +64,7 @@ public class HexBiomeChunk implements BiomeChunk {
}
}
BCLBiome[] outBuffer = BUFFERS[bufferIndex];
BCLBiome[] outBuffer = buffers[bufferIndex];
byte preN = (byte) (SIDE_MASK - 2);
for (byte index = 0; index < SIDE; index++) {
outBuffer[getIndex(index, (byte) 0)] = outBuffer[getIndex(index, (byte) 2)];

6
src/main/java/ru/bclib/world/generator/map/hex/HexBiomeMap.java
View file

@ -38,7 +38,7 @@ public class HexBiomeMap implements BiomeMap {
noises[0] = new OpenSimplexNoise(random.nextInt());
noises[1] = new OpenSimplexNoise(random.nextInt());
noiseIterations = (byte) Math.min(Math.ceil(Math.log(scale) / Math.log(2)), 5);
this.seed = (int) (seed & 0xFFFFFFFF);
this.seed = random.nextInt();
}
@Override
@ -73,8 +73,8 @@ public class HexBiomeMap implements BiomeMap {
}
@Override
public BiomeChunk getChunk(int cx, int cz, boolean update) {
ChunkPos pos = new ChunkPos(cx, cz);
public BiomeChunk getChunk(final int cx, final int cz, final boolean update) {
final ChunkPos pos = new ChunkPos(cx, cz);
return chunks.computeIfAbsent(pos, i -> {
Random random = new Random(MHelper.getSeed(seed, cx, cz));
HexBiomeChunk chunk = new HexBiomeChunk(random, picker);