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2019-11-12 07:10:51 -05:00
parent d404e93420
commit ed1da66d99
4 changed files with 188 additions and 75 deletions
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src/main/java/kaptainwutax/seedcracker/SeedCracker.java
+86 -70
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@@ -1,9 +1,10 @@
package kaptainwutax.seedcracker;
import kaptainwutax.seedcracker.cracker.BiomeData;
import kaptainwutax.seedcracker.cracker.PillarData;
import kaptainwutax.seedcracker.cracker.StructureData;
import kaptainwutax.seedcracker.cracker.TimeMachine;
import kaptainwutax.seedcracker.render.RenderQueue;
import kaptainwutax.seedcracker.util.Rand;
import kaptainwutax.seedcracker.util.math.LCG;
import net.fabricmc.api.ModInitializer;
import net.minecraft.util.math.ChunkPos;
import net.minecraft.world.biome.layer.BiomeLayerSampler;
@@ -15,19 +16,100 @@ import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
public class SeedCracker implements ModInitializer {
public static final Logger LOG = LogManager.getLogger("Seed Cracker");
public List<Long> worldSeeds = null;
public List<Long> structureSeeds = null;
public List<Integer> pillarSeeds = null;
private TimeMachine timeMachine = new TimeMachine();
private List<StructureData> structureCache = new ArrayList<>();
private List<BiomeData> biomeCache = new ArrayList<>();
@Override
public void onInitialize() {
RenderQueue.get().add("hand", FinderQueue.get()::renderFinders);
}
public void reset() {
this.worldSeeds = null;
this.structureSeeds = null;
this.pillarSeeds = null;
this.structureCache.clear();
this.biomeCache.clear();
}
public void onPillarData(PillarData pillarData) {
if(this.pillarSeeds == null) {
this.pillarSeeds = pillarData.getPillarSeeds();
this.onStructureData(null);
}
}
public void onStructureData(StructureData structureData) {
if(structureData != null) {
this.structureCache.add(structureData);
}
if(this.structureSeeds == null && this.pillarSeeds != null && this.structureCache.size() >= 3) {
this.structureSeeds = new ArrayList<>();
this.pillarSeeds.forEach(pillarSeed -> {
timeMachine.buildStructureSeeds(pillarSeed, this.structureCache, this.structureSeeds);
});
this.structureCache.clear();
this.onBiomeData(null);
} else if(this.structureSeeds != null && structureData != null) {
this.structureSeeds.removeIf(structureSeed -> {
ChunkRandom chunkRandom = new ChunkRandom();
chunkRandom.setStructureSeed(structureSeed, structureData.getRegionX(), structureData.getRegionZ(), structureData.getSalt());
return !structureData.test(chunkRandom);
});
this.structureCache.clear();
this.onBiomeData(null);
}
}
public void onBiomeData(BiomeData biomeData) {
if(biomeData != null) {
this.biomeCache.add(biomeData);
}
if(this.worldSeeds == null && this.structureSeeds != null && this.biomeCache.size() >= 3) {
this.worldSeeds = new ArrayList<>();
this.structureSeeds.forEach(structureSeed -> {
for(long i = 0; i < (1L << 16); i++) {
long worldSeed = (i << 48) | structureSeed;
boolean goodSeed = true;
for(BiomeData data: this.biomeCache) {
if(!data.test(worldSeed)) {
goodSeed = false;
break;
}
}
if(goodSeed) {
this.worldSeeds.add(worldSeed);
}
}
});
this.biomeCache.clear();
} else if(this.worldSeeds != null && biomeData != null) {
this.worldSeeds.removeIf(worldSeed -> !biomeData.test(worldSeed));
}
}
public static void main(String[] args) {
//91,94,82,85,88,79,97,76,100,103
SeedCracker cracker = new SeedCracker();
@@ -69,73 +151,7 @@ public class SeedCracker implements ModInitializer {
});
}
public List<Long> getStructureSeeds(int pillarSeed, List<StructureData> structureDataList) {
List<Long> structureSeeds = new ArrayList<>();
ChunkRandom chunkRandom = new ChunkRandom();
for(long i = 0; i < (1L << 32); i++) {
long structureSeed = this.timeMachine(i, pillarSeed);
boolean goodSeed = true;
for(StructureData structureData: structureDataList) {
chunkRandom.setStructureSeed(structureSeed, structureData.getRegionX(),
structureData.getRegionZ(), structureData.getSalt());
if(!structureData.test(chunkRandom)) {
goodSeed = false;
break;
}
}
if(goodSeed) {
structureSeeds.add(structureSeed);
}
}
return structureSeeds;
}
private LCG inverseLCG = Rand.JAVA_LCG.combine(-2);
public long timeMachine(long partialWorldSeed, int pillarSeed) {
long currentSeed = 0L;
currentSeed |= (partialWorldSeed & 0xFFFF0000L) << 16;
currentSeed |= (long)pillarSeed << 16;
currentSeed |= partialWorldSeed & 0xFFFFL;
currentSeed = inverseLCG.nextSeed(currentSeed);
currentSeed ^= Rand.JAVA_LCG.multiplier;
return currentSeed;
}
public List<Integer> getSpikeSeeds(List<Integer> heights) {
List<Integer> result = new ArrayList<>();
for(int spikeSeed = 0; spikeSeed < (1 << 16); spikeSeed++) {
List<Integer> h = this.getSpikeHeights(spikeSeed);
if(h.equals(heights))result.add(spikeSeed);
}
return result;
}
public List<Integer> getSpikeHeights(int spikeSeed) {
List<Integer> indices = new ArrayList<>();
for (int i = 0; i < 10; i++) {
indices.add(i);
}
Collections.shuffle(indices, new Random(spikeSeed));
List<Integer> heights = new ArrayList<>();
for (Integer index: indices) {
heights.add(76 + index * 3);
}
return heights;
}
/*
public List<Integer> getSpikeHeights(long worldSeed) {
src/main/java/kaptainwutax/seedcracker/cracker/PillarData.java
+45
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@@ -0,0 +1,45 @@
package kaptainwutax.seedcracker.cracker;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
public class PillarData {
private List<Integer> heights;
public PillarData() {
}
public List<Integer> getPillarSeeds() {
List<Integer> result = new ArrayList<>();
for(int pillarSeed = 0; pillarSeed < (1 << 16); pillarSeed++) {
List<Integer> h = this.getPillarHeights(pillarSeed);
if(h.equals(heights))result.add(pillarSeed);
}
return result;
}
public List<Integer> getPillarHeights(int spikeSeed) {
List<Integer> indices = new ArrayList<>();
for (int i = 0; i < 10; i++) {
indices.add(i);
}
Collections.shuffle(indices, new Random(spikeSeed));
List<Integer> heights = new ArrayList<>();
for (Integer index: indices) {
heights.add(76 + index * 3);
}
return heights;
}
}
src/main/java/kaptainwutax/seedcracker/cracker/StructureData.java
+4 -5
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@@ -73,7 +73,6 @@ public class StructureData {
public abstract boolean test(ChunkRandom rand, int x, int z);
}
public static final Feature DESERT_PYRAMID = new Feature(14357617, 32) {
@Override
public boolean test(ChunkRandom rand, int x, int z) {
@@ -102,17 +101,17 @@ public class StructureData {
}
};
public static final Feature OCEAN_RUIN = new Feature(14357621, 32) {
public static final Feature OCEAN_RUIN = new Feature(14357621, 16) {
@Override
public boolean test(ChunkRandom rand, int x, int z) {
return rand.nextInt(24) == x && rand.nextInt(24) == z;
return rand.nextInt(8) == x && rand.nextInt(8) == z;
}
};
public static final Feature SHIPWRECK = new Feature(165745295, 32) {
public static final Feature SHIPWRECK = new Feature(165745295, 16) {
@Override
public boolean test(ChunkRandom rand, int x, int z) {
return rand.nextInt(24) == x && rand.nextInt(24) == z;
return rand.nextInt(8) == x && rand.nextInt(8) == z;
}
};
src/main/java/kaptainwutax/seedcracker/cracker/TimeMachine.java
+53
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@@ -0,0 +1,53 @@
package kaptainwutax.seedcracker.cracker;
import kaptainwutax.seedcracker.util.Rand;
import kaptainwutax.seedcracker.util.math.LCG;
import net.minecraft.world.gen.ChunkRandom;
import java.util.List;
public class TimeMachine {
private LCG inverseLCG = Rand.JAVA_LCG.combine(-2);
public TimeMachine() {
}
public List<Long> buildStructureSeeds(int pillarSeed, List<StructureData> structureDataList, List<Long> structureSeeds) {
ChunkRandom chunkRandom = new ChunkRandom();
for(long i = 0; i < (1L << 32); i++) {
long structureSeed = this.timeMachine(i, pillarSeed);
boolean goodSeed = true;
for(StructureData structureData: structureDataList) {
chunkRandom.setStructureSeed(structureSeed, structureData.getRegionX(),
structureData.getRegionZ(), structureData.getSalt());
if(!structureData.test(chunkRandom)) {
goodSeed = false;
break;
}
}
if(goodSeed) {
structureSeeds.add(structureSeed);
}
}
return structureSeeds;
}
public long timeMachine(long partialWorldSeed, int pillarSeed) {
long currentSeed = 0L;
currentSeed |= (partialWorldSeed & 0xFFFF0000L) << 16;
currentSeed |= (long)pillarSeed << 16;
currentSeed |= partialWorldSeed & 0xFFFFL;
currentSeed = inverseLCG.nextSeed(currentSeed);
currentSeed ^= Rand.JAVA_LCG.multiplier;
return currentSeed;
}
}