ore generation

src/main/java/de/jottyfan/minecraft/Gtamfmd.java

@@ -7,6 +7,7 @@ import org.slf4j.LoggerFactory;
 
 import de.jottyfan.minecraft.block.ModBlocks;
 import de.jottyfan.minecraft.item.ModItems;
+import de.jottyfan.minecraft.world.gen.ModOreGeneration;
 
 public class Gtamfmd implements ModInitializer {
 	public static final String MOD_ID = "gtamfmd";
@@ -16,6 +17,7 @@ public class Gtamfmd implements ModInitializer {
 	public void onInitialize() {
 		ModItems.registerModItems();
 		ModBlocks.registerModBlocks();
+		ModOreGeneration.generateOres();
 	}
 }
 

src/main/java/de/jottyfan/minecraft/world/ModConfiguredFeatures.java

@@ -0,0 +1,21 @@
+package de.jottyfan.minecraft.world;
+
+import de.jottyfan.minecraft.Gtamfmd;
+import net.minecraft.registry.RegistryKey;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.util.Identifier;
+import net.minecraft.world.gen.feature.ConfiguredFeature;
+
+/**
+ *
+ * @author jotty
+ *
+ */
+public class ModConfiguredFeatures {
+	public static final RegistryKey<ConfiguredFeature<?, ?>> RUBY_ORE_CF = registerKey("ruby_ore_cf");
+
+	private static RegistryKey<ConfiguredFeature<?, ?>> registerKey(String name) {
+		return RegistryKey.of(RegistryKeys.CONFIGURED_FEATURE, Identifier.of(Gtamfmd.MOD_ID, name));
+	}
+
+}

src/main/java/de/jottyfan/minecraft/world/ModPlacedFeatures.java

@@ -0,0 +1,20 @@
+package de.jottyfan.minecraft.world;
+
+import de.jottyfan.minecraft.Gtamfmd;
+import net.minecraft.registry.RegistryKey;
+import net.minecraft.registry.RegistryKeys;
+import net.minecraft.util.Identifier;
+import net.minecraft.world.gen.feature.PlacedFeature;
+
+/**
+ *
+ * @author jotty
+ *
+ */
+public class ModPlacedFeatures {
+	public static final RegistryKey<PlacedFeature> RUBY_ORE_PF = registerKey("ruby_ore_pf");
+
+	private static RegistryKey<PlacedFeature> registerKey(String name) {
+		return RegistryKey.of(RegistryKeys.PLACED_FEATURE, Identifier.of(Gtamfmd.MOD_ID, name));
+	}
+}

src/main/java/de/jottyfan/minecraft/world/gen/ModOreGeneration.java

@@ -0,0 +1,14 @@
+package de.jottyfan.minecraft.world.gen;
+
+import de.jottyfan.minecraft.world.ModPlacedFeatures;
+import net.fabricmc.fabric.api.biome.v1.BiomeModifications;
+import net.fabricmc.fabric.api.biome.v1.BiomeSelectors;
+import net.minecraft.world.gen.GenerationStep;
+
+public class ModOreGeneration {
+	public static void generateOres() {
+		BiomeModifications.addFeature(BiomeSelectors.foundInOverworld(),
+				GenerationStep.Feature.UNDERGROUND_ORES,
+				ModPlacedFeatures.RUBY_ORE_PF);
+	}
+}

src/main/resources/data/gtamfmd/worldgen/configured_feature/ruby_ore_cf.json

@@ -0,0 +1,21 @@
+{ "type": "minecraft:ore",
+  "config": {
+    "discard_chance_on_air_exposure": 0.0,
+    "size": 20,
+    "targets": [
+      {
+        "state": { "Name": "gtamfmd:ruby_ore" },
+        "target": {
+          "predicate_type": "minecraft:tag_match",
+          "tag": "minecraft:stone_ore_replaceables"
+        }
+      }, {
+        "state": { "Name": "gtamfmd:ruby_deepslate_ore" },
+        "target": {
+          "predicate_type": "minecraft:tag_match",
+          "tag": "minecraft:deepslate_ore_replaceables"
+        }
+      }
+    ]
+  }
+}

src/main/resources/data/gtamfmd/worldgen/placed_feature/ruby_ore_pf.json

@@ -0,0 +1,27 @@
+{
+  "feature": "gtamfmd:ruby_ore_cf",
+  "placement": [
+    {
+      "type": "minecraft:count",
+      "count": 16
+    },
+    {
+    	"type": "minecraft:in_square"
+    },
+    {
+      "type": "minecraft:height_range",
+      "height": {
+        "type": "minecraft:trapezoid",
+        "max_inclusive": {
+          "absolute": 80
+        },
+        "min_inclusive": {
+          "absolute": -80
+        }
+      }
+    },
+    {
+      "type": "minecraft:biome"
+    }
+  ]
+}