add 1.21

1.21/build.gradle

@@ -0,0 +1,47 @@
+import xyz.wagyourtail.unimined.api.minecraft.task.RemapJarTask
+import xyz.wagyourtail.unimined.internal.minecraft.MinecraftProvider
+
+plugins {
+    id 'xyz.wagyourtail.unimined'
+}
+
+unimined.minecraft {
+    version "1.21"
+
+    mappings {
+        intermediary()
+        yarn(1)
+
+        devFallbackNamespace "intermediary"
+    }
+
+    runs.config("server") {
+        javaVersion = JavaVersion.VERSION_21
+    }
+
+    customPatcher(new CustomOfficialFabricMinecraftTransformer(project, delegate as MinecraftProvider)) {
+        it.loader libs.versions.fabric.loader.get()
+    }
+
+    defaultRemapJar = true
+}
+
+dependencies {
+    implementation project(":common")
+}
+
+processResources {
+    filteringCharset "UTF-8"
+
+    filesMatching("fabric.mod.json") {
+        expand "version": project.version
+    }
+}
+
+tasks.withType(RemapJarTask).configureEach {
+    onlyIf { false}
+}
+
+tasks.withType(JavaCompile).configureEach {
+    it.options.encoding = "UTF-8"
+}

1.21/src/main/java/dev/u9g/minecraftdatagenerator/generators/BiomesDataGenerator.java

@@ -0,0 +1,115 @@
+package dev.u9g.minecraftdatagenerator.generators;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import dev.u9g.minecraftdatagenerator.util.DGU;
+import net.minecraft.registry.DynamicRegistryManager;
+import net.minecraft.registry.Registry;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.registry.tag.BiomeTags;
+import net.minecraft.util.Identifier;
+import net.minecraft.world.biome.Biome;
+
+public class BiomesDataGenerator implements IDataGenerator {
+    private static String guessBiomeDimensionFromCategory(Biome biome) {
+        var biomeRegistry = DGU.getWorld().getRegistryManager().get(RegistryKeys.BIOME);
+        if (biomeRegistry.getEntry(biome).isIn(BiomeTags.IS_NETHER)) {
+            return "nether";
+        } else if (biomeRegistry.getEntry(biome).isIn(BiomeTags.IS_END)) {
+            return "end";
+        } else {
+            return "overworld";
+        }
+    }
+
+    private static String guessCategoryBasedOnName(String name, String dimension) {
+        if (dimension.equals("nether")) {
+            return "nether";
+        } else if (dimension.equals("end")) {
+            return "the_end";
+        }
+
+        if (name.contains("end")) {
+            System.out.println();
+        }
+
+        if (name.contains("hills")) {
+            return "extreme_hills";
+        } else if (name.contains("ocean")) {
+            return "ocean";
+        } else if (name.contains("plains")) {
+            return "plains";
+        } else if (name.contains("ice") || name.contains("frozen")) {
+            return "ice";
+        } else if (name.contains("jungle")) {
+            return "jungle";
+        } else if (name.contains("desert")) {
+            return "desert";
+        } else if (name.contains("forest") || name.contains("grove")) {
+            return "forest";
+        } else if (name.contains("taiga")) {
+            return "taiga";
+        } else if (name.contains("swamp")) {
+            return "swamp";
+        } else if (name.contains("river")) {
+            return "river";
+        } else if (name.equals("the_end")) {
+            return "the_end";
+        } else if (name.contains("mushroom")) {
+            return "mushroom";
+        } else if (name.contains("beach") || name.equals("stony_shore")) {
+            return "beach";
+        } else if (name.contains("savanna")) {
+            return "savanna";
+        } else if (name.contains("badlands")) {
+            return "mesa";
+        } else if (name.contains("peaks") || name.equals("snowy_slopes") || name.equals("meadow")) {
+            return "mountain";
+        } else if (name.equals("the_void")) {
+            return "none";
+        } else if (name.contains("cave") || name.equals("deep_dark")) {
+            return "underground";
+        } else {
+            System.out.println("Unable to find biome category for biome with name: '" + name + "'");
+            return "none";
+        }
+    }
+
+    public static JsonObject generateBiomeInfo(Registry<Biome> registry, Biome biome) {
+        JsonObject biomeDesc = new JsonObject();
+        Identifier registryKey = registry.getKey(biome).orElseThrow().getValue();
+        String localizationKey = String.format("biome.%s.%s", registryKey.getNamespace(), registryKey.getPath());
+        String name = registryKey.getPath();
+        biomeDesc.addProperty("id", registry.getRawId(biome));
+        biomeDesc.addProperty("name", name);
+        String dimension = guessBiomeDimensionFromCategory(biome);
+        biomeDesc.addProperty("category", guessCategoryBasedOnName(name, dimension));
+        biomeDesc.addProperty("temperature", biome.getTemperature());
+        //biomeDesc.addProperty("precipitation", biome.getPrecipitation().getName());// - removed in 1.19.4
+        biomeDesc.addProperty("has_precipitation", biome.hasPrecipitation());
+        //biomeDesc.addProperty("depth", biome.getDepth()); - Doesn't exist anymore in minecraft source
+        biomeDesc.addProperty("dimension", dimension);
+        biomeDesc.addProperty("displayName", DGU.translateText(localizationKey));
+        biomeDesc.addProperty("color", biome.getSkyColor());
+        //biomeDesc.addProperty("rainfall", biome.getDownfall());// - removed in 1.19.4
+
+        return biomeDesc;
+    }
+
+    @Override
+    public String getDataName() {
+        return "biomes";
+    }
+
+    @Override
+    public JsonArray generateDataJson() {
+        JsonArray biomesArray = new JsonArray();
+        DynamicRegistryManager registryManager = DGU.getWorld().getRegistryManager();
+        Registry<Biome> biomeRegistry = registryManager.get(RegistryKeys.BIOME);
+
+        biomeRegistry.stream()
+                .map(biome -> generateBiomeInfo(biomeRegistry, biome))
+                .forEach(biomesArray::add);
+        return biomesArray;
+    }
+}

1.21/src/main/java/dev/u9g/minecraftdatagenerator/generators/BlockCollisionShapesDataGenerator.java

@@ -0,0 +1,110 @@
+package dev.u9g.minecraftdatagenerator.generators;
+
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.JsonObject;
+import com.google.gson.JsonPrimitive;
+import dev.u9g.minecraftdatagenerator.util.DGU;
+import net.minecraft.block.Block;
+import net.minecraft.block.BlockState;
+import net.minecraft.registry.Registry;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.util.Identifier;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.shape.VoxelShape;
+import net.minecraft.world.EmptyBlockView;
+
+import java.util.*;
+
+public class BlockCollisionShapesDataGenerator implements IDataGenerator {
+
+    @Override
+    public String getDataName() {
+        return "blockCollisionShapes";
+    }
+
+    @Override
+    public JsonObject generateDataJson() {
+        Registry<Block> blockRegistry = DGU.getWorld().getRegistryManager().get(RegistryKeys.BLOCK);
+        BlockShapesCache blockShapesCache = new BlockShapesCache();
+
+        blockRegistry.forEach(blockShapesCache::processBlock);
+
+        JsonObject resultObject = new JsonObject();
+
+        resultObject.add("blocks", blockShapesCache.dumpBlockShapeIndices(blockRegistry));
+        resultObject.add("shapes", blockShapesCache.dumpShapesObject());
+
+        return resultObject;
+    }
+
+    private static class BlockShapesCache {
+        public final Map<VoxelShape, Integer> uniqueBlockShapes = new LinkedHashMap<>();
+        public final Map<Block, List<Integer>> blockCollisionShapes = new LinkedHashMap<>();
+        private int lastCollisionShapeId = 0;
+
+        public void processBlock(Block block) {
+            List<BlockState> blockStates = block.getStateManager().getStates();
+            List<Integer> blockCollisionShapes = new ArrayList<>();
+
+            for (BlockState blockState : blockStates) {
+                VoxelShape blockShape = blockState.getCollisionShape(EmptyBlockView.INSTANCE, BlockPos.ORIGIN);
+                Integer blockShapeIndex = uniqueBlockShapes.get(blockShape);
+
+                if (blockShapeIndex == null) {
+                    blockShapeIndex = lastCollisionShapeId++;
+                    uniqueBlockShapes.put(blockShape, blockShapeIndex);
+                }
+                blockCollisionShapes.add(blockShapeIndex);
+            }
+
+            this.blockCollisionShapes.put(block, blockCollisionShapes);
+        }
+
+        public JsonObject dumpBlockShapeIndices(Registry<Block> blockRegistry) {
+            JsonObject resultObject = new JsonObject();
+
+            for (var entry : blockCollisionShapes.entrySet()) {
+                List<Integer> blockCollisions = entry.getValue();
+                long distinctShapesCount = blockCollisions.stream().distinct().count();
+                JsonElement blockCollision;
+                if (distinctShapesCount == 1L) {
+                    blockCollision = new JsonPrimitive(blockCollisions.getFirst());
+                } else {
+                    blockCollision = new JsonArray();
+                    for (int collisionId : blockCollisions) {
+                        ((JsonArray) blockCollision).add(collisionId);
+                    }
+                }
+
+                Identifier registryKey = blockRegistry.getKey(entry.getKey()).orElseThrow().getValue();
+                resultObject.add(registryKey.getPath(), blockCollision);
+            }
+
+            return resultObject;
+        }
+
+        public JsonObject dumpShapesObject() {
+            JsonObject shapesObject = new JsonObject();
+
+            for (var entry : uniqueBlockShapes.entrySet()) {
+                JsonArray boxesArray = new JsonArray();
+                entry.getKey().forEachBox((x1, y1, z1, x2, y2, z2) -> {
+                    JsonArray oneBoxJsonArray = new JsonArray();
+
+                    oneBoxJsonArray.add(x1);
+                    oneBoxJsonArray.add(y1);
+                    oneBoxJsonArray.add(z1);
+
+                    oneBoxJsonArray.add(x2);
+                    oneBoxJsonArray.add(y2);
+                    oneBoxJsonArray.add(z2);
+
+                    boxesArray.add(oneBoxJsonArray);
+                });
+                shapesObject.add(Integer.toString(entry.getValue()), boxesArray);
+            }
+            return shapesObject;
+        }
+    }
+}