Merge branch 'gh-builds'

Signed-off-by: solonovamax <solonovamax@12oclockpoint.com>

.github/workflows/build.yml

@@ -0,0 +1,39 @@
+# This workflow will build a Java project with Gradle
+# For more information see: https://help.github.com/actions/language-and-framework-guides/building-and-testing-java-with-gradle
+
+name: Java CI with Gradle
+
+on:
+  push:
+    tags:
+      - "v*" # Push events to matching v*, i.e. v1.0, v20.15.10
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    
+    steps:
+      - uses: actions/checkout@v2
+      
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+      
+      - name: Build Terra
+        run: ./gradlew build -x test && ./gradlew build -x test
+      
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v2
+        with:
+          name: Package
+          path: build/libs
+      
+      - name: Publish release
+        uses: marvinpinto/action-automatic-releases@latest
+        with:
+          repo_token: ${{ secrets.GITHUB_TOKEN }}
+          prerelease: false
+          files: |
+                      build/libs/Terra-*-shaded.jar
+                      

.idea/jarRepositories.xml

@@ -81,5 +81,15 @@
       <option name="name" value="MavenLocal" />
       <option name="url" value="file:$MAVEN_REPOSITORY$/" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven5" />
+      <option name="name" value="maven5" />
+      <option name="url" value="https://maven.pkg.github.com/solonovamax/Gaea" />
+    </remote-repository>
+    <remote-repository>
+      <option name="id" value="MavenRepo" />
+      <option name="name" value="MavenRepo" />
+      <option name="url" value="https://repo.maven.apache.org/maven2/" />
+    </remote-repository>
   </component>
 </project>

.idea/vcs.xml

@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="CommitMessageInspectionProfile">
+    <profile version="1.0">
+      <inspection_tool class="GrazieCommit" enabled="true" level="TYPO" enabled_by_default="true" />
+    </profile>
+  </component>
   <component name="VcsDirectoryMappings">
     <mapping directory="" vcs="Git" />
   </component>

build.gradle.kts

@@ -96,10 +96,32 @@ tasks.test {
     maxParallelForks = 12
 }
 
+val downloadDefaultPacks = tasks.create("downloadDefaultPacks") {
+    doFirst {
+        file("${buildDir}/resources/main/packs/").deleteRecursively()
+
+        val defaultPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/default.zip")
+        downloadAndUnzipPack(defaultPackUrl)
+        val netherPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/nether.zip")
+        downloadAndUnzipPack(netherPackUrl)
+    }
+
+    file("${buildDir}/resources/main/packs/").deleteRecursively()
+
+    val defaultPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/default.zip")
+    downloadAndUnzipPack(defaultPackUrl)
+    val netherPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/nether.zip")
+    downloadAndUnzipPack(netherPackUrl)
+}
+tasks.compileJava {
+    dependsOn(downloadDefaultPacks)
+}
+
 tasks.named<ShadowJar>("shadowJar") {
     from(tokenizeJavaSources.destinationDir)
+    dependsOn(downloadDefaultPacks)
 
-    archiveClassifier.set("")
+    archiveClassifier.set("shaded")
     archiveBaseName.set("Terra")
     setVersion(project.version)
     relocate("org.apache.commons", "com.dfsek.terra.lib.commons")
@@ -107,13 +129,9 @@ tasks.named<ShadowJar>("shadowJar") {
     relocate("parsii", "com.dfsek.terra.lib.parsii")
     relocate("io.papermc.lib", "com.dfsek.terra.lib.paperlib")
     relocate("net.jafama", "com.dfsek.terra.lib.jafama")
-    minimize()
-}
-
-tasks.build {
-    dependsOn(tasks.shadowJar)
-//    dependsOn(testWithPaper)
-//    testWithPaper.mustRunAfter(tasks.shadowJar)
+    minimize {
+        exclude(project(":"))
+    }
 }
 
 val testDir = "target/server/"
@@ -152,21 +170,14 @@ val setupServer = tasks.create("setupServer") {
     }
 }
 
-val downloadDefaultPacks = tasks.create("downloadDefaultPacks") {
-    doFirst {
-        // Downloading latest paper jar.
-//        if (file("${buildDir}/resources/main/packs/default").exists() && file("${buildDir}/resources/main/packs/nether").exists())
-//            return@doFirst
-//        else
-        file("${buildDir}/resources/main/packs/").deleteRecursively()
-
-        val defaultPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/default.zip")
-        downloadAndUnzipPack(defaultPackUrl)
-        val netherPackUrl = URL("https://github.com/PolyhedralDev/TerraDefaultConfig/releases/download/latest/nether.zip")
-        downloadAndUnzipPack(netherPackUrl)
-    }
+tasks.build {
+    dependsOn(tasks.shadowJar)
+    dependsOn(downloadDefaultPacks)
+    tasks.shadowJar.get().mustRunAfter(downloadDefaultPacks)
+//    dependsOn(testWithPaper)
+//    testWithPaper.mustRunAfter(tasks.shadowJar)
 }
-tasks.processResources.get().dependsOn(downloadDefaultPacks)
+
 
 val testWithPaper = task<JavaExec>(name = "testWithPaper") {
     standardInput = System.`in`

src/main/java/com/dfsek/terra/config/TerraConfig.java

@@ -5,26 +5,56 @@ import org.bukkit.configuration.InvalidConfigurationException;
 import org.bukkit.configuration.file.YamlConfiguration;
 
 import java.io.File;
+import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 
-public abstract class TerraConfig extends YamlConfiguration {
+@SuppressWarnings("unused")
+public abstract class TerraConfig {
+    protected final YamlConfiguration yaml;
     private final ConfigPack config;
+    protected String id;
 
+    /**
+     * Constructs a new Terra config with a file, config pack and Id.
+     *
+     * @param file   The file to use when constructing the config.
+     * @param config The config reference.
+     * @param id     The id of the object.
+     * @throws IOException
+     * @throws InvalidConfigurationException
+     * @deprecated Deprecated because you should use {@link #TerraConfig(InputStream, ConfigPack, String)}
+     */
+    @Deprecated
     public TerraConfig(File file, ConfigPack config) throws IOException, InvalidConfigurationException {
-        load(file);
+        this(new FileInputStream(file), config);
+    }
+
+    /**
+     * Constructs a new Terra config with an input stream, config pack and Id.
+     *
+     * @param stream The input stream to use when constructing the config.
+     * @param config The config reference.
+     * @param id     The id of the object.
+     * @throws IOException
+     * @throws InvalidConfigurationException
+     */
+    public TerraConfig(InputStream stream, ConfigPack config) throws IOException, InvalidConfigurationException {
+        yaml = new YamlConfiguration();
+        yaml.load(new InputStreamReader(stream));
         this.config = config;
     }
 
-    public TerraConfig(InputStream stream, ConfigPack config) throws IOException, InvalidConfigurationException {
-        load(new InputStreamReader(stream));
-        this.config = config;
+    public YamlConfiguration getYaml() {
+        return yaml;
     }
 
     public ConfigPack getConfig() {
         return config;
     }
 
-    public abstract String getID();
+    public String getID() {
+        return id;
+    }
 }

src/main/java/com/dfsek/terra/config/deserealized/Carver.java

@@ -0,0 +1,43 @@
+package com.dfsek.terra.config.deserealized;
+
+import com.dfsek.terra.carving.UserDefinedCarver;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.polydev.gaea.math.ProbabilityCollection;
+
+import java.util.Map;
+import java.util.Random;
+import java.util.Set;
+
+public class Carver implements Generateable {
+    private UserDefinedCarver carver;
+    private String id;
+    private Set<Material> update;
+    private Map<Material, Set<Material>> shift;
+    private Map<Integer, ProbabilityCollection<BlockData>> inner;
+    private Map<Integer, ProbabilityCollection<BlockData>> outer;
+    private Map<Integer, ProbabilityCollection<BlockData>> top;
+    private Map<Integer, ProbabilityCollection<BlockData>> bottom;
+    private boolean updateOcean;
+    private boolean replaceIsBlacklistInner;
+    private boolean replaceIsBlacklistOuter;
+    private boolean replaceIsBlacklistTop;
+    private boolean replaceIsBlacklistBottom;
+    private Set<Material> replaceableInner;
+    private Set<Material> replaceableOuter;
+    private Set<Material> replaceableTop;
+    private Set<Material> replaceableBottom;
+
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+        //TODO
+    }
+
+    @Override
+    public boolean isValidLocation(Location location, JavaPlugin plugin) {
+        return false;
+        //TODO
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/Flora.java

@@ -0,0 +1,97 @@
+package com.dfsek.terra.config.deserealized;
+
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockFace;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.polydev.gaea.math.Range;
+import org.polydev.gaea.world.palette.Palette;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Random;
+import java.util.Set;
+
+public class Flora implements Generateable, org.polydev.gaea.world.Flora {
+    private final Palette<BlockData> floraPalette;
+    private final String id;
+    private final boolean physics;
+    private final boolean ceiling;
+    private final Set<Material> irrigable;
+    private final Set<Material> spawnable;
+    private final Set<Material> replaceable;
+
+    public Flora(Palette<BlockData> floraPalette, String id, boolean physics, boolean ceiling, Set<Material> irrigable, Set<Material> spawnable, Set<Material> replaceable) {
+        this.floraPalette = floraPalette;
+        this.id = id;
+        this.physics = physics;
+        this.ceiling = ceiling;
+        this.irrigable = irrigable;
+        this.spawnable = spawnable;
+        this.replaceable = replaceable;
+    }
+
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+
+    }
+
+    @Override
+    public boolean isValidLocation(Location location, JavaPlugin plugin) {
+        Block check = location.getBlock();
+        if(ceiling) {
+            Block other = check.getRelative(BlockFace.DOWN);
+            return spawnable.contains(check.getType()) && replaceable.contains(other.getType());
+        } else {
+            Block other = check.getRelative(BlockFace.UP);
+            return spawnable.contains(check.getType()) && replaceable.contains(other.getType()) && isIrrigated(check);
+        }
+    }
+
+    @Override
+    public List<Block> getValidSpawnsAt(Chunk chunk, int x, int z, Range range) {
+        List<Block> blocks = new ArrayList<>();
+        if(ceiling) for(int y : range) {
+            if(y > 255 || y < 1) continue;
+            Block check = chunk.getBlock(x, y, z);
+            if(isValidLocation(check.getLocation(), null)) {
+                blocks.add(check);
+            }
+        }
+        else for(int y : range) {
+            if(y > 254 || y < 0) continue;
+            Block check = chunk.getBlock(x, y, z);
+            if(isValidLocation(check.getLocation(), null)) {
+                blocks.add(check);
+            }
+        }
+        return blocks;
+    }
+
+    private boolean isIrrigated(Block b) {
+        if(irrigable == null) return true;
+        return irrigable.contains(b.getRelative(BlockFace.NORTH).getType())
+                || irrigable.contains(b.getRelative(BlockFace.SOUTH).getType())
+                || irrigable.contains(b.getRelative(BlockFace.EAST).getType())
+                || irrigable.contains(b.getRelative(BlockFace.WEST).getType());
+    }
+
+    @SuppressWarnings("DuplicatedCode")
+    @Override
+    public boolean plant(Location location) {
+        int size = floraPalette.getSize();
+        int c = ceiling ? -1 : 1;
+        for(int i = 0; Math.abs(i) < size; i += c) { // Down if ceiling, up if floor
+            if(i + 1 > 255) return false;
+            if(!replaceable.contains(location.clone().add(0, i + c, 0).getBlock().getType())) return false;
+        }
+        for(int i = 0; Math.abs(i) < size; i += c) { // Down if ceiling, up if floor
+            int lvl = (Math.abs(i));
+            location.clone().add(0, i + c, 0).getBlock().setBlockData(floraPalette.get((ceiling ? lvl : size - lvl - 1), location.getBlockX(), location.getBlockZ()), physics);
+        }
+        return true;
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/Generateable.java

@@ -0,0 +1,13 @@
+package com.dfsek.terra.config.deserealized;
+
+import org.bukkit.Location;
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.util.Random;
+
+@SuppressWarnings("unused")
+public interface Generateable {
+    void generate(Location location, Random random, JavaPlugin plugin);
+
+    boolean isValidLocation(Location location, JavaPlugin plugin);
+}

src/main/java/com/dfsek/terra/config/deserealized/MultiChunkOre.java

@@ -0,0 +1,57 @@
+package com.dfsek.terra.config.deserealized;
+
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.block.Block;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.util.Vector;
+import org.polydev.gaea.math.FastNoiseLite;
+import org.polydev.gaea.population.ChunkCoordinate;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Random;
+
+@SuppressWarnings("DefaultAnnotationParam")
+@JsonDeserialize(using = JsonDeserializer.None.class)
+public class MultiChunkOre extends Ore {
+    protected int min;
+    protected int max;
+
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+        FastNoiseLite noise = new FastNoiseLite(random.nextInt());
+        noise.setNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
+        noise.setFrequency(deformFrequency);
+
+        Chunk chunk = location.getChunk();
+
+        int rad = randomInRange(random, min, max);
+        Map<ChunkCoordinate, Chunk> chunks = new HashMap<>();  // Cache chunks to prevent re-loading chunks every time one is needed.
+        chunks.put(new ChunkCoordinate(chunk), chunk);
+        for(int x = -rad; x <= rad; x++) {
+            for(int y = -rad; y <= rad; y++) {
+                for(int z = -rad; z <= rad; z++) {
+                    Vector origin = location.toVector();
+                    Vector source = origin.clone().add(new Vector(x, y, z));
+
+                    Vector orig = new Vector(location.getBlockX() + (chunk.getX() << 4), location.getBlockY(), location.getBlockZ() + (chunk.getZ() << 4));
+                    Vector oreLocation = orig.clone().add(new Vector(x, y, z));
+
+                    if(oreLocation.getBlockY() > 255 || oreLocation.getBlockY() < 0)
+                        continue;
+                    if(source.distance(origin) < (rad + 0.5) * ((noise.getNoise(x, y, z) + 1) * deform)) {
+                        ChunkCoordinate coord = new ChunkCoordinate(Math.floorDiv(oreLocation.getBlockX(), 16), Math.floorDiv(oreLocation.getBlockZ(), 16), chunk.getWorld().getUID());
+
+                        Block block = chunks.computeIfAbsent(coord, k -> chunk.getWorld().getChunkAt(oreLocation.toLocation(chunk.getWorld())))
+                                .getBlock(Math.floorMod(source.getBlockX(), 16), source.getBlockY(), Math.floorMod(source.getBlockZ(), 16)); // Chunk caching conditional computation
+                        if(replaceable.contains(block.getType()) && block.getLocation().getY() >= 0)
+                            block.setBlockData(material, update);
+                    }
+                }
+            }
+        }
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/Ore.java

@@ -0,0 +1,64 @@
+package com.dfsek.terra.config.deserealized;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonSubTypes;
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.block.Block;
+import org.bukkit.block.data.BlockData;
+import org.bukkit.plugin.java.JavaPlugin;
+
+import java.util.Random;
+import java.util.Set;
+
+/**
+ * This selects which value based on whether the key {@code type} is
+ * {@code multi}, {@code single}, or {@code vanilla}.
+ */
+@SuppressWarnings("DefaultAnnotationParam")
+@JsonTypeInfo(
+        use = JsonTypeInfo.Id.CLASS,
+        include = JsonTypeInfo.As.PROPERTY,
+        property = "type"
+)
+@JsonSubTypes({
+        @JsonSubTypes.Type(value = MultiChunkOre.class, name = "multi"),
+        @JsonSubTypes.Type(value = SingleChunkOre.class, name = "single"),
+        @JsonSubTypes.Type(value = VanillaOre.class, name = "vanilla")
+})
+public abstract class Ore implements Generateable {
+    protected BlockData material;
+    protected double deform = 0.75;
+    @JsonProperty("deform-frequency")
+    protected double deformFrequency = 0.1;
+    protected String id;
+    protected boolean update = false;
+    @JsonProperty("chunk-edge-offset")
+    protected int chunkEdgeOffset = 0;
+    @JsonProperty("replace")
+    protected Set<Material> replaceable;
+
+    public int getChunkEdgeOffset() {
+        return chunkEdgeOffset;
+    }
+
+    /**
+     * Generate an ore.
+     *
+     * @param location Location to generate the ore at.
+     * @param random   Random used for generation.
+     * @param plugin   Plugin reference.
+     */
+    @Override
+    public abstract void generate(Location location, Random random, JavaPlugin plugin);
+
+    public boolean isValidLocation(Location location, JavaPlugin plugin) {
+        Block block = location.getBlock();
+        return (replaceable.contains(block.getType()) && (block.getLocation().getY() >= 0));
+    }
+
+    protected int randomInRange(Random r, int min, int max) {
+        return r.nextInt(max - min + 1) + min;
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/SingleChunkOre.java

@@ -0,0 +1,40 @@
+package com.dfsek.terra.config.deserealized;
+
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.block.Block;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.bukkit.util.Vector;
+import org.polydev.gaea.math.FastNoiseLite;
+
+import java.util.Random;
+
+public class SingleChunkOre extends Ore {
+    protected int min = 0;
+    protected int max = 255;
+
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+        FastNoiseLite noise = new FastNoiseLite(random.nextInt());
+        noise.setNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);
+        noise.setFrequency(deformFrequency);
+
+        Chunk chunk = location.getChunk();
+
+        int rad = randomInRange(random, min, max);
+        for(int x = -rad; x <= rad; x++) {
+            for(int y = -rad; y <= rad; y++) {
+                for(int z = -rad; z <= rad; z++) {
+                    Vector oreLoc = location.toVector().clone().add(new Vector(x, y, z));
+                    if(oreLoc.getBlockX() > 15 || oreLoc.getBlockZ() > 15 || oreLoc.getBlockY() > 255 || oreLoc.getBlockX() < 0 || oreLoc.getBlockZ() < 0 || oreLoc.getBlockY() < 0)
+                        continue;
+                    if(oreLoc.distance(location.toVector()) < (rad + 0.5) * ((noise.getNoise(x, y, z) + 1) * deform)) {
+                        Block b = chunk.getBlock(oreLoc.getBlockX(), oreLoc.getBlockY(), oreLoc.getBlockZ());
+                        if(replaceable.contains(b.getType()) && b.getLocation().getY() >= 0)
+                            b.setBlockData(material, update);
+                    }
+                }
+            }
+        }
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/Tree.java

@@ -0,0 +1,40 @@
+package com.dfsek.terra.config.deserealized;
+
+import com.dfsek.terra.structure.Rotation;
+import com.dfsek.terra.structure.Structure;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.polydev.gaea.math.ProbabilityCollection;
+
+import java.util.Random;
+import java.util.Set;
+
+@SuppressWarnings({"unused", "SpellCheckingInspection", "MismatchedQueryAndUpdateOfCollection"})
+public class Tree implements Generateable {
+    private Set<Material> spawnable;
+    private String id;
+    @JsonProperty("y-offset")
+    private int yOffset;
+    @JsonProperty("files")
+    private ProbabilityCollection<Structure> structure;
+
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+        location.subtract(0, 1, 0);
+        Location mut = location.clone().subtract(0, yOffset, 0);
+        if(!spawnable.contains(location.getBlock().getType()))
+            return;
+        Structure structure = this.structure.get(random);
+        Rotation rotation = Rotation.fromDegrees(random.nextInt(4) * 90);
+        if(!structure.checkSpawns(mut, rotation))
+            return;
+        structure.paste(mut, rotation);
+    }
+
+    @Override
+    public boolean isValidLocation(Location location, JavaPlugin plugin) {
+        return spawnable.contains(location.getBlock().getType());
+    }
+}

src/main/java/com/dfsek/terra/config/deserealized/VanillaOre.java

@@ -0,0 +1,77 @@
+package com.dfsek.terra.config.deserealized;
+
+import net.royawesome.jlibnoise.MathHelper;
+import org.bukkit.Chunk;
+import org.bukkit.Location;
+import org.bukkit.block.Block;
+import org.bukkit.plugin.java.JavaPlugin;
+import org.polydev.gaea.world.Ore;
+
+import java.util.Random;
+
+@SuppressWarnings("unused")
+public class VanillaOre extends Ore {
+    private int size;
+
+    /**
+     * TODO: what the fuck does half of this do?
+     *
+     * @param location
+     * @param random
+     * @param plugin
+     */
+    @Override
+    public void generate(Location location, Random random, JavaPlugin plugin) {
+        Chunk chunk = location.getChunk();
+
+        int centerX = location.getBlockX();
+        int centerZ = location.getBlockZ();
+        int centerY = location.getBlockY();
+
+
+        float f = random.nextFloat() * (float) Math.PI;
+
+        double d1 = centerX + 8 + MathHelper.sin(f) * size / 8.0F;
+        double d2 = centerX + 8 - MathHelper.sin(f) * size / 8.0F;
+        double d3 = centerZ + 8 + MathHelper.cos(f) * size / 8.0F;
+        double d4 = centerZ + 8 - MathHelper.cos(f) * size / 8.0F;
+
+        double d5 = centerY + random.nextInt(3) - 2;
+        double d6 = centerY + random.nextInt(3) - 2;
+
+        for(int i = 0; i < size; i++) {
+            float iFactor = (float) i / (float) size;
+
+            double d10 = random.nextDouble() * size / 16.0D;
+            double d11 = (MathHelper.sin((float) Math.PI * iFactor) + 1.0) * d10 + 1.0;
+            double d12 = (MathHelper.sin((float) Math.PI * iFactor) + 1.0) * d10 + 1.0;
+
+            int xStart = MathHelper.floor(d1 + (d2 - d1) * iFactor - d11 / 2.0D);
+            int yStart = MathHelper.floor(d5 + (d6 - d5) * iFactor - d12 / 2.0D);
+            int zStart = MathHelper.floor(d3 + (d4 - d3) * iFactor - d11 / 2.0D);
+
+            int xEnd = MathHelper.floor(d1 + (d2 - d1) * iFactor + d11 / 2.0D);
+            int yEnd = MathHelper.floor(d5 + (d6 - d5) * iFactor + d12 / 2.0D);
+            int zEnd = MathHelper.floor(d3 + (d4 - d3) * iFactor + d11 / 2.0D);
+
+            for(int x = xStart; x <= xEnd; x++) {
+                double d13 = (x + 0.5D - (d1 + (d2 - d1) * iFactor)) / (d11 / 2.0D);
+
+                if(d13 * d13 < 1.0D) {
+                    for(int y = yStart; y <= yEnd; y++) {
+                        double d14 = (y + 0.5D - (d5 + (d6 - d5) * iFactor)) / (d12 / 2.0D);
+                        if(d13 * d13 + d14 * d14 < 1.0D) {
+                            for(int z = zStart; z <= zEnd; z++) {
+                                double d15 = (z + 0.5D - (d3 + (d4 - d3) * iFactor)) / (d11 / 2.0D);
+                                Block block = chunk.getBlock(x, y, z);
+                                if((d13 * d13 + d14 * d14 + d15 * d15 < 1.0D) && replaceable.contains(block.getType())) {
+                                    block.setBlockData(material, update);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

src/main/java/com/dfsek/terra/config/genconfig/BiomeGridConfig.java

@@ -24,20 +24,19 @@ public class BiomeGridConfig extends TerraConfig {
     @SuppressWarnings("unchecked")
     public BiomeGridConfig(File file, ConfigPack config) throws IOException, InvalidConfigurationException {
         super(file, config);
-        load(file);
-        if(!contains("id")) throw new ConfigException("Grid ID unspecified!", "null");
-        this.gridID = getString("id");
-        if(!contains("grid")) throw new ConfigException("Grid key not found!", getID());
-        this.sizeX = Objects.requireNonNull(getList("grid")).size();
-        this.sizeZ = ((List<List<String>>) Objects.requireNonNull(getList("grid"))).get(0).size();
+        if(!yaml.contains("id")) throw new ConfigException("Grid ID unspecified!", "null");
+        this.gridID = yaml.getString("id");
+        if(!yaml.contains("grid")) throw new ConfigException("Grid key not found!", getID());
+        this.sizeX = Objects.requireNonNull(yaml.getList("grid")).size();
+        this.sizeZ = ((List<List<String>>) Objects.requireNonNull(yaml.getList("grid"))).get(0).size();
         gridRaw = new UserDefinedBiome[sizeX][sizeZ];
         try {
             for(int x = 0; x < sizeX; x++) {
                 for(int z = 0; z < sizeZ; z++) {
                     try {
-                        gridRaw[x][z] = config.getBiome(((List<List<String>>) Objects.requireNonNull(getList("grid"))).get(x).get(z)).getBiome();
+                        gridRaw[x][z] = config.getBiome(((List<List<String>>) Objects.requireNonNull(yaml.getList("grid"))).get(x).get(z)).getBiome();
                     } catch(NullPointerException e) {
-                        throw new NotFoundException("Biome", ((List<List<String>>) Objects.requireNonNull(getList("grid"))).get(x).get(z), getID());
+                        throw new NotFoundException("Biome", ((List<List<String>>) Objects.requireNonNull(yaml.getList("grid"))).get(x).get(z), getID());
                     }
                 }
             }

src/main/java/com/dfsek/terra/config/genconfig/TreeConfig.java

@@ -35,13 +35,13 @@ public class TreeConfig extends TerraConfig implements Tree {
 
     public TreeConfig(File file, ConfigPack config) throws IOException, InvalidConfigurationException {
         super(file, config);
-        spawnable = ConfigUtil.toBlockData(getStringList("spawnable"), "spawnable", getID());
-        if(!contains("id")) throw new ConfigException("No ID specified!", "null");
-        id = getString("id");
-        if(!contains("files")) throw new ConfigException("No files specified!", getID());
-        yOffset = getInt("y-offset", 0);
+        spawnable = ConfigUtil.toBlockData(yaml.getStringList("spawnable"), "spawnable", getID());
+        if(!yaml.contains("id")) throw new ConfigException("No ID specified!", "null");
+        id = yaml.getString("id");
+        if(!yaml.contains("files")) throw new ConfigException("No files specified!", getID());
+        yOffset = yaml.getInt("y-offset", 0);
         try {
-            for(Map.Entry<String, Object> e : Objects.requireNonNull(getConfigurationSection("files")).getValues(false).entrySet()) {
+            for(Map.Entry<String, Object> e : Objects.requireNonNull(yaml.getConfigurationSection("files")).getValues(false).entrySet()) {
                 try {
                     File structureFile = new File(config.getDataFolder() + File.separator + "trees" + File.separator + "data", e.getKey() + ".tstructure");
                     structure.add(Structure.load(structureFile), (Integer) e.getValue());
@@ -57,7 +57,7 @@ public class TreeConfig extends TerraConfig implements Tree {
             if(ConfigUtil.debug) {
                 e.printStackTrace();
             }
-            throw new NotFoundException("Tree Structure", getString("file"), getID());
+            throw new NotFoundException("Tree Structure", yaml.getString("file"), getID());
         }
     }
 

src/main/java/com/dfsek/terra/config/genconfig/biome/AbstractBiomeConfig.java

@@ -25,30 +25,29 @@ public class AbstractBiomeConfig extends TerraConfig {
 
     public AbstractBiomeConfig(File file, ConfigPack config) throws IOException, InvalidConfigurationException {
         super(file, config);
-        load(file);
-        if(!contains("id")) throw new ConfigException("Abstract Biome ID unspecified!", "null");
-        this.biomeID = getString("id");
+        if(!yaml.contains("id")) throw new ConfigException("Abstract Biome ID unspecified!", "null");
+        this.biomeID = yaml.getString("id");
 
-        equation = getString("noise-equation");
-        seaLevel = getInt("ocean.level", 62);
+        equation = yaml.getString("noise-equation");
+        seaLevel = yaml.getInt("ocean.level", 62);
 
-        if(contains("carving")) carving = new BiomeCarverConfig(this);
+        if(yaml.contains("carving")) carving = new BiomeCarverConfig(this);
 
-        if(contains("palette")) palette = new BiomePaletteConfig(this, "palette");
+        if(yaml.contains("palette")) palette = new BiomePaletteConfig(this, "palette");
 
-        if(contains("flora")) flora = new BiomeFloraConfig(this);
+        if(yaml.contains("flora")) flora = new BiomeFloraConfig(this);
 
-        if(contains("trees")) trees = new BiomeTreeConfig(this);
+        if(yaml.contains("trees")) trees = new BiomeTreeConfig(this);
 
-        if(contains("ores")) ores = new BiomeOreConfig(this);
+        if(yaml.contains("ores")) ores = new BiomeOreConfig(this);
 
-        if(contains("ocean")) ocean = new BiomeOceanConfig(this);
+        if(yaml.contains("ocean")) ocean = new BiomeOceanConfig(this);
 
-        if(contains("slabs") && getBoolean("slabs.enable", false)) slabs = new BiomeSlabConfig(this);
+        if(yaml.contains("slabs") && yaml.getBoolean("slabs.enable", false)) slabs = new BiomeSlabConfig(this);
 
-        if(contains("structures")) structureConfigs = getStringList("structures");
+        if(yaml.contains("structures")) structureConfigs = yaml.getStringList("structures");
 
-        if(contains("snow")) snow = new BiomeSnowConfig(this);
+        if(yaml.contains("snow")) snow = new BiomeSnowConfig(this);
     }
 
     @Override

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeCarverConfig.java

@@ -17,7 +17,7 @@ public class BiomeCarverConfig extends TerraConfigSection {
 
     public BiomeCarverConfig(TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        ConfigurationSection configurationSection = parent.getConfigurationSection("carving");
+        ConfigurationSection configurationSection = parent.getYaml().getConfigurationSection("carving");
 
         Map<String, Object> cfg;
         if(configurationSection != null) {

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeFloraConfig.java

@@ -26,13 +26,13 @@ public class BiomeFloraConfig extends TerraConfigSection {
 
     public BiomeFloraConfig(TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        ConfigurationSection cfg = parent.getConfigurationSection("flora.items");
+        ConfigurationSection cfg = parent.getYaml().getConfigurationSection("flora.items");
         if(cfg == null) return;
-        floraSimplex = parent.getBoolean("flora.simplex.enable", false);
-        floraAttempts = parent.getInt("flora.attempts", 1);
-        floraChance = parent.getInt("flora.chance", 0);
-        double floraFreq = parent.getDouble("flora.simplex.frequency", 0.1);
-        int floraSeed = parent.getInt("flora.simplex.seed", 2403);
+        floraSimplex = parent.getYaml().getBoolean("flora.simplex.enable", false);
+        floraAttempts = parent.getYaml().getInt("flora.attempts", 1);
+        floraChance = parent.getYaml().getInt("flora.chance", 0);
+        double floraFreq = parent.getYaml().getDouble("flora.simplex.frequency", 0.1);
+        int floraSeed = parent.getYaml().getInt("flora.simplex.seed", 2403);
         if(floraSimplex) {
             floraNoise = new FastNoiseLite(floraSeed);
             floraNoise.setNoiseType(FastNoiseLite.NoiseType.OpenSimplex2);

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeOceanConfig.java

@@ -21,8 +21,8 @@ public class BiomeOceanConfig extends TerraConfigSection {
 
     public BiomeOceanConfig(@NotNull TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        seaLevel = parent.getInt("ocean.level", 62);
-        String oceanN = parent.getString("ocean.palette");
+        seaLevel = parent.getYaml().getInt("ocean.level", 62);
+        String oceanN = parent.getYaml().getString("ocean.palette");
         if(oceanN != null) {
             if(oceanN.startsWith("BLOCK:")) {
                 try {

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeOreConfig.java

@@ -19,7 +19,7 @@ public class BiomeOreConfig extends TerraConfigSection {
 
     public BiomeOreConfig(TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        ConfigurationSection c = parent.getConfigurationSection("ores");
+        ConfigurationSection c = parent.getYaml().getConfigurationSection("ores");
         if(c == null) return;
         Map<String, Object> cfg = c.getValues(false);
         try {

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomePaletteConfig.java

@@ -21,7 +21,7 @@ public class BiomePaletteConfig extends TerraConfigSection {
 
     public BiomePaletteConfig(TerraConfig parent, String key) throws InvalidConfigurationException {
         super(parent);
-        List<Map<?, ?>> cfg = parent.getMapList(key);
+        List<Map<?, ?>> cfg = parent.getYaml().getMapList(key);
         if(cfg.size() == 0) return;
         paletteMap = new TreeMap<>();
         for(Map<?, ?> e : cfg) {

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeSlabConfig.java

@@ -27,10 +27,10 @@ public class BiomeSlabConfig extends TerraConfigSection {
 
     public BiomeSlabConfig(@NotNull TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        slabThreshold = parent.getDouble("slabs.threshold", 0.1D);
-        slabs = getSlabPalettes(parent.getMapList("slabs.palettes"));
-        if(parent.contains("slabs.stair-palettes") && parent.getBoolean("slabs.use-stairs-if-available", false)) {
-            stairs = getSlabPalettes(parent.getMapList("slabs.stair-palettes"));
+        slabThreshold = parent.getYaml().getDouble("slabs.threshold", 0.1D);
+        slabs = getSlabPalettes(parent.getYaml().getMapList("slabs.palettes"));
+        if(parent.getYaml().contains("slabs.stair-palettes") && parent.getYaml().getBoolean("slabs.use-stairs-if-available", false)) {
+            stairs = getSlabPalettes(parent.getYaml().getMapList("slabs.stair-palettes"));
         } else stairs = new HashMap<>();
     }
 

src/main/java/com/dfsek/terra/config/genconfig/biome/BiomeTreeConfig.java

@@ -21,11 +21,11 @@ public class BiomeTreeConfig extends TerraConfigSection {
 
     public BiomeTreeConfig(TerraConfig parent) throws InvalidConfigurationException {
         super(parent);
-        ConfigurationSection c = parent.getConfigurationSection("trees.items");
+        ConfigurationSection c = parent.getYaml().getConfigurationSection("trees.items");
         if(c == null) return;
         Map<String, Object> cfg = c.getValues(false);
         if(cfg.size() == 0) return;
-        treeDensity = parent.getInt("trees.density", 0);
+        treeDensity = parent.getYaml().getInt("trees.density", 0);
 
         for(Map.Entry<String, Object> e : cfg.entrySet()) {
             try {

src/main/java/com/dfsek/terra/config/genconfig/structure/StructureConfig.java

@@ -38,11 +38,11 @@ public class StructureConfig extends TerraConfig {
     @SuppressWarnings("unchecked")
     public StructureConfig(File file, ConfigPack config) throws IOException, InvalidConfigurationException {
         super(file, config);
-        if(!contains("id")) throw new ConfigException("No ID specified!", "null");
-        id = getString("id");
-        if(!contains("files")) throw new ConfigException("No files specified!", getID());
+        if(!yaml.contains("id")) throw new ConfigException("No ID specified!", "null");
+        id = yaml.getString("id");
+        if(!yaml.contains("files")) throw new ConfigException("No files specified!", getID());
         try {
-            for(Map.Entry<String, Object> e : Objects.requireNonNull(getConfigurationSection("files")).getValues(false).entrySet()) {
+            for(Map.Entry<String, Object> e : Objects.requireNonNull(yaml.getConfigurationSection("files")).getValues(false).entrySet()) {
                 try {
                     File structureFile = new File(config.getDataFolder() + File.separator + "structures" + File.separator + "data", e.getKey() + ".tstructure");
                     structure.add(Structure.load(structureFile), (Integer) e.getValue());
@@ -58,10 +58,10 @@ public class StructureConfig extends TerraConfig {
             if(ConfigUtil.debug) {
                 e.printStackTrace();
             }
-            throw new NotFoundException("Structure", getString("file"), getID());
+            throw new NotFoundException("Structure", yaml.getString("file"), getID());
         }
-        if(contains("loot")) {
-            for(Map.Entry<String, Object> e : Objects.requireNonNull(getConfigurationSection("loot")).getValues(false).entrySet()) {
+        if(yaml.contains("loot")) {
+            for(Map.Entry<String, Object> e : Objects.requireNonNull(yaml.getConfigurationSection("loot")).getValues(false).entrySet()) {
                 File lootFile = new File(config.getDataFolder() + File.separator + "structures" + File.separator + "loot", e.getValue().toString() + ".json");
                 try {
                     loot.put(Integer.valueOf(e.getKey()), new LootTable(FileUtils.readFileToString(lootFile)));
@@ -80,8 +80,8 @@ public class StructureConfig extends TerraConfig {
         }
 
         features = new ArrayList<>();
-        if(contains("features")) {
-            for(Map<?, ?> map : getMapList("features")) {
+        if(yaml.contains("features")) {
+            for(Map<?, ?> map : yaml.getMapList("features")) {
                 for(Map.Entry<?, ?> entry : map.entrySet()) {
                     if(entry.getKey().equals("ENTITY_FEATURE"))
                         features.add(new EntityFeatureConfig((Map<String, Object>) entry.getValue()).getFeature());
@@ -89,9 +89,9 @@ public class StructureConfig extends TerraConfig {
             }
         }
 
-        spawn = new GridSpawn(getInt("spawn.width", 500), getInt("spawn.padding", 100));
-        searchStart = new Range(getInt("spawn.start.min", 72), getInt("spawn.start.max", 72));
-        bound = new Range(getInt("spawn.bound.min", 48), getInt("spawn.bound.max", 72));
+        spawn = new GridSpawn(yaml.getInt("spawn.width", 500), yaml.getInt("spawn.padding", 100));
+        searchStart = new Range(yaml.getInt("spawn.start.min", 72), yaml.getInt("spawn.start.max", 72));
+        bound = new Range(yaml.getInt("spawn.bound.min", 48), yaml.getInt("spawn.bound.max", 72));
     }
 
     @Override

src/main/java/com/dfsek/terra/config/jackson/BlockDataDeserializer.java

@@ -0,0 +1,20 @@
+package com.dfsek.terra.config.jackson;
+
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.deser.std.FromStringDeserializer;
+import org.bukkit.Bukkit;
+import org.bukkit.block.data.BlockData;
+
+import java.io.IOException;
+
+public class BlockDataDeserializer extends FromStringDeserializer<BlockData> {
+    protected BlockDataDeserializer() {
+        super(BlockData.class);
+    }
+
+    @SuppressWarnings("RedundantThrows")
+    @Override
+    protected BlockData _deserialize(String value, DeserializationContext ctxt) throws IOException {
+        return Bukkit.createBlockData(value);
+    }
+}

src/main/java/com/dfsek/terra/config/jackson/MaterialDeserializer.java

@@ -0,0 +1,24 @@
+package com.dfsek.terra.config.jackson;
+
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.deser.std.FromStringDeserializer;
+import org.bukkit.Bukkit;
+import org.bukkit.Material;
+
+import java.io.IOException;
+
+public class MaterialDeserializer extends FromStringDeserializer<Material> {
+    protected MaterialDeserializer() {
+        super(Material.class);
+    }
+
+    @Override
+    protected Material _deserialize(String value, DeserializationContext ctxt) throws IOException {
+        try {
+            return Bukkit.createBlockData(value).getMaterial();
+        } catch(IllegalArgumentException e) {
+            throw new JsonParseException(ctxt.getParser(), "This is not a valid block.", e);
+        }
+    }
+}

src/main/java/com/dfsek/terra/config/jackson/ProbabilityCollectionDeserializer.java

@@ -0,0 +1,121 @@
+package com.dfsek.terra.config.jackson;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.AnnotationIntrospector;
+import com.fasterxml.jackson.databind.BeanProperty;
+import com.fasterxml.jackson.databind.DeserializationContext;
+import com.fasterxml.jackson.databind.JavaType;
+import com.fasterxml.jackson.databind.JsonDeserializer;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.KeyDeserializer;
+import com.fasterxml.jackson.databind.deser.ContextualDeserializer;
+import com.fasterxml.jackson.databind.deser.ContextualKeyDeserializer;
+import com.fasterxml.jackson.databind.deser.NullValueProvider;
+import com.fasterxml.jackson.databind.deser.std.ContainerDeserializerBase;
+import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;
+import org.polydev.gaea.math.ProbabilityCollection;
+
+import java.io.IOException;
+
+public class ProbabilityCollectionDeserializer extends ContainerDeserializerBase<ProbabilityCollection<Object>> implements ContextualDeserializer {
+
+    protected final TypeDeserializer _valueTypeDeserializer;
+    protected KeyDeserializer _keyDeserializer;
+    protected JsonDeserializer<?> _valueDeserializer;
+
+    public ProbabilityCollectionDeserializer(JavaType type, KeyDeserializer keyDeser, JsonDeserializer<?> valueDeser,
+                                             TypeDeserializer valueTypeDeser, NullValueProvider nuller) {
+        super(type, nuller, null);
+        _keyDeserializer = keyDeser;
+        _valueDeserializer = valueDeser;
+        _valueTypeDeserializer = valueTypeDeser;
+    }
+
+    @Override
+    public JsonDeserializer<?> createContextual(DeserializationContext ctxt,
+                                                BeanProperty property) throws JsonMappingException {
+        KeyDeserializer keyDeser = _keyDeserializer;
+        if(keyDeser == null) {
+            keyDeser = ctxt.findKeyDeserializer(_containerType.getKeyType(), property);
+        } else {
+            if(keyDeser instanceof ContextualKeyDeserializer) {
+                keyDeser = ((ContextualKeyDeserializer) keyDeser).createContextual(ctxt, property);
+            }
+        }
+
+        JsonDeserializer<?> valueDeser = _valueDeserializer;
+        // [databind#125]: May have a content converter
+        if(property != null) {
+            valueDeser = findConvertingContentDeserializer(ctxt, property, valueDeser);
+        }
+        final JavaType vt = _containerType.getContentType();
+        if(valueDeser == null) {
+            valueDeser = ctxt.findContextualValueDeserializer(vt, property);
+        } else { // if directly assigned, probably not yet contextual, so:
+            valueDeser = ctxt.handleSecondaryContextualization(valueDeser, property, vt);
+        }
+        TypeDeserializer vtd = _valueTypeDeserializer;
+        if(vtd != null) {
+            vtd = vtd.forProperty(property);
+        }
+        AnnotationIntrospector intr = ctxt.getAnnotationIntrospector();
+        return withResolved(keyDeser, vtd, valueDeser,
+                findContentNullProvider(ctxt, property, valueDeser));
+    }
+
+    protected ProbabilityCollectionDeserializer withResolved(KeyDeserializer keyDeser, TypeDeserializer valueTypeDeser,
+                                                             JsonDeserializer<?> valueDeser, NullValueProvider nuller) {
+        if((_keyDeserializer == keyDeser) && (_valueDeserializer == valueDeser)
+                && (_valueTypeDeserializer == valueTypeDeser) && (_nullProvider == nuller)) {
+            return this;
+        }
+        return new ProbabilityCollectionDeserializer(_containerType, keyDeser, valueDeser, valueTypeDeser, nuller);
+    }
+
+    @SuppressWarnings("unchecked")
+    @Override
+    public JsonDeserializer<Object> getContentDeserializer() {
+        return (JsonDeserializer<Object>) _valueDeserializer;
+    }
+
+    @Override
+    @SuppressWarnings("unchecked")
+    public ProbabilityCollection<Object> deserialize(JsonParser p, DeserializationContext ctxt) throws IOException {
+        // Ok: must point to START_OBJECT, FIELD_NAME or END_OBJECT
+        JsonToken t = p.getCurrentToken();
+        if(t != JsonToken.START_OBJECT) {
+            return (ProbabilityCollection<Object>) ctxt.handleUnexpectedToken(getValueType(ctxt), t, p, null);
+        }
+        final ProbabilityCollection<Object> result = new ProbabilityCollection<>();
+        _readAndBind(p, ctxt, result);
+        return result;
+    }
+
+    protected final void _readAndBind(JsonParser p, DeserializationContext ctxt,
+                                      ProbabilityCollection<Object> result) throws IOException {
+        final KeyDeserializer keyDes = _keyDeserializer;
+
+        String keyStr;
+        if(p.isExpectedStartObjectToken()) {
+            keyStr = p.nextFieldName();
+        } else {
+            JsonToken t = p.getCurrentToken();
+            if(t == JsonToken.END_OBJECT) {
+                return;
+            }
+            ctxt.reportWrongTokenException(this, JsonToken.FIELD_NAME, null);
+            keyStr = p.getCurrentName();
+        }
+
+        while(keyStr != null) {
+            Object key = keyDes.deserializeKey(keyStr, ctxt);
+            int value = _parseIntPrimitive(ctxt, p.nextToken().asString());
+            result.add(key, value);
+
+
+            keyStr = p.nextFieldName();
+        }
+    }
+
+}

src/main/java/com/dfsek/terra/config/jackson/TerraDeserializers.java

@@ -0,0 +1,48 @@
+package com.dfsek.terra.config.jackson;
+
+import com.fasterxml.jackson.databind.*;
+import com.fasterxml.jackson.databind.deser.Deserializers;
+import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;
+import com.fasterxml.jackson.databind.type.MapLikeType;
+import org.bukkit.Material;
+import org.bukkit.block.data.BlockData;
+import org.polydev.gaea.math.ProbabilityCollection;
+
+
+public class TerraDeserializers extends Deserializers.Base {
+    public TerraDeserializers() {
+    }
+    
+    @Override
+    public JsonDeserializer<?> findEnumDeserializer(Class<?> type, DeserializationConfig config,
+                                                    BeanDescription beanDesc) throws JsonMappingException {
+        if (type.isAssignableFrom(Material.class))
+            return new MaterialDeserializer();
+        return null;
+    }
+    
+    @Override
+    public JsonDeserializer<?> findBeanDeserializer(JavaType type, DeserializationConfig config,
+                                                    BeanDescription beanDesc) throws JsonMappingException {
+        if (type.hasRawClass(BlockData.class))
+            return new BlockDataDeserializer();
+        return null;
+    }
+    
+    @Override
+    public JsonDeserializer<?> findMapLikeDeserializer(MapLikeType type, DeserializationConfig config,
+                                                       BeanDescription beanDesc, KeyDeserializer keyDeserializer,
+                                                       TypeDeserializer elementTypeDeserializer,
+                                                       JsonDeserializer<?> elementDeserializer) throws JsonMappingException {
+        Class<?> raw = type.getRawClass();
+        if (ProbabilityCollection.class.isAssignableFrom(raw))
+            return new ProbabilityCollectionDeserializer(type, keyDeserializer, elementDeserializer, elementTypeDeserializer, null);
+        return null;
+    }
+    
+    @Override
+    public boolean hasDeserializerFor(DeserializationConfig config, Class<?> valueType) {
+        return (valueType == ProbabilityCollection.class)
+               || false;
+    }
+}

src/main/java/com/dfsek/terra/config/jackson/TerraModule.java

@@ -0,0 +1,25 @@
+package com.dfsek.terra.config.jackson;
+
+import com.fasterxml.jackson.core.Version;
+import com.fasterxml.jackson.databind.Module;
+
+public class TerraModule extends Module {
+
+    public TerraModule() {
+    }
+
+    @Override
+    public String getModuleName() {
+        return "TerraModule";
+    }
+
+    @Override
+    public Version version() {
+        return new Version(0, 0, 0, null, null, null);
+    }
+
+    @Override
+    public void setupModule(SetupContext context) {
+        context.addDeserializers(new TerraDeserializers());
+    }
+}

src/main/java/com/dfsek/terra/population/CavePopulator.java

@@ -48,20 +48,24 @@ public class CavePopulator extends BlockPopulator {
                     Block b = chunk.getBlock(v.getBlockX(), v.getBlockY(), v.getBlockZ());
                     Material m = b.getType();
                     if(e.getValue().equals(CarvingData.CarvingType.CENTER) && c.isReplaceableInner(m)) {
-                        if(c.getShiftedBlocks().containsKey(b.getType()))
+                        if(c.getShiftedBlocks().containsKey(b.getType())) {
                             shiftCandidate.put(b.getLocation(), b.getType());
+                        }
                         b.setBlockData(c.getPaletteInner(v.getBlockY()).get(random), c.shouldUpdateOcean() && borderingOcean(b));
                     } else if(e.getValue().equals(CarvingData.CarvingType.WALL) && c.isReplaceableOuter(m)) {
-                        if(c.getShiftedBlocks().containsKey(b.getType()))
+                        if(c.getShiftedBlocks().containsKey(b.getType())) {
                             shiftCandidate.put(b.getLocation(), b.getType());
+                        }
                         b.setBlockData(c.getPaletteOuter(v.getBlockY()).get(random), c.shouldUpdateOcean() && borderingOcean(b));
                     } else if(e.getValue().equals(CarvingData.CarvingType.TOP) && c.isReplaceableTop(m)) {
-                        if(c.getShiftedBlocks().containsKey(b.getType()))
+                        if(c.getShiftedBlocks().containsKey(b.getType())) {
                             shiftCandidate.put(b.getLocation(), b.getType());
+                        }
                         b.setBlockData(c.getPaletteTop(v.getBlockY()).get(random), c.shouldUpdateOcean() && borderingOcean(b));
                     } else if(e.getValue().equals(CarvingData.CarvingType.BOTTOM) && c.isReplaceableBottom(m)) {
-                        if(c.getShiftedBlocks().containsKey(b.getType()))
+                        if(c.getShiftedBlocks().containsKey(b.getType())) {
                             shiftCandidate.put(b.getLocation(), b.getType());
+                        }
                         b.setBlockData(c.getPaletteBottom(v.getBlockY()).get(random), c.shouldUpdateOcean() && borderingOcean(b));
                     }
                     if(c.getUpdateBlocks().contains(m)) {