Added frosted obsidian

src/main/java/com/minelittlepony/unicopia/block/FrostedObsidianBlock.java

@@ -0,0 +1,29 @@
+package com.minelittlepony.unicopia.block;
+
+import net.minecraft.block.BlockState;
+import net.minecraft.block.Blocks;
+import net.minecraft.block.FrostedIceBlock;
+import net.minecraft.block.piston.PistonBehavior;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+
+public class FrostedObsidianBlock extends FrostedIceBlock {
+    public FrostedObsidianBlock(Settings settings) {
+        super(settings);
+    }
+
+    @Override
+    protected void melt(BlockState state, World world, BlockPos pos) {
+        if (world.getDimension().isUltrawarm()) {
+            world.removeBlock(pos, false);
+            return;
+        }
+        world.setBlockState(pos, Blocks.LAVA.getDefaultState());
+        world.updateNeighbor(pos, Blocks.LAVA, pos);
+    }
+
+    @Override
+    public PistonBehavior getPistonBehavior(BlockState state) {
+        return PistonBehavior.BLOCK;
+    }
+}

src/main/java/com/minelittlepony/unicopia/block/UBlocks.java

@@ -3,6 +3,7 @@ package com.minelittlepony.unicopia.block;
 import net.fabricmc.fabric.api.object.builder.v1.block.FabricBlockSettings;
 import net.fabricmc.fabric.api.object.builder.v1.block.FabricMaterialBuilder;
 import net.minecraft.block.Block;
+import net.minecraft.block.Blocks;
 import net.minecraft.block.MapColor;
 import net.minecraft.sound.BlockSoundGroup;
 import net.minecraft.util.Identifier;
@@ -17,6 +18,8 @@ public interface UBlocks {
             .strength(2)
             .sounds(BlockSoundGroup.STONE)));
 
+    Block FROSTED_OBSIDIAN = register("frosted_obsidian", new FrostedObsidianBlock(FabricBlockSettings.copy(Blocks.OBSIDIAN).ticksRandomly()));
+
     private static <T extends Block> T register(String name, T item) {
         return Registry.register(Registry.BLOCK, new Identifier("unicopia", name), item);
     }

src/main/java/com/minelittlepony/unicopia/block/state/StateMaps.java

@@ -2,6 +2,7 @@ package com.minelittlepony.unicopia.block.state;
 
 import java.util.function.Predicate;
 
+import com.minelittlepony.unicopia.block.UBlocks;
 import com.minelittlepony.unicopia.util.Registries;
 
 import net.minecraft.block.Block;
@@ -25,7 +26,7 @@ public class StateMaps {
 
     public static final BlockStateConverter ICE_AFFECTED = register("ice", new BlockStateMap.Builder()
             .replaceMaterial(Material.WATER, Blocks.FROSTED_ICE)
-            .replaceMaterial(Material.LAVA, Blocks.OBSIDIAN)
+            .replaceMaterial(Material.LAVA, UBlocks.FROSTED_OBSIDIAN)
             .add(StateMapping.cycleProperty(Blocks.SNOW, SnowBlock.LAYERS, 7))
             .replaceBlock(Blocks.FIRE, Blocks.AIR)
             .setProperty(Blocks.REDSTONE_WIRE, RedstoneWireBlock.POWER, 0));
@@ -42,10 +43,10 @@ public class StateMaps {
             .removeBlock(Blocks.SNOW)
             .removeBlock(Blocks.SNOW_BLOCK)
             .removeBlock(StateMaps::isPlant)
-            .replaceBlock(Blocks.ICE, Blocks.WATER)
-            .replaceBlock(Blocks.PACKED_ICE, Blocks.WATER)
+            .replaceBlock(BlockTags.ICE, Blocks.WATER)
             .replaceBlock(Blocks.CLAY, Blocks.BROWN_CONCRETE)
             .replaceBlock(Blocks.OBSIDIAN, Blocks.LAVA)
+            .replaceBlock(UBlocks.FROSTED_OBSIDIAN, Blocks.LAVA)
             .replaceBlock(Blocks.GRASS_BLOCK, Blocks.DIRT)
             .replaceBlock(Blocks.MOSSY_COBBLESTONE, Blocks.COBBLESTONE)
             .replaceBlock(Blocks.MOSSY_COBBLESTONE_WALL, Blocks.COBBLESTONE_WALL)

src/main/resources/assets/unicopia/blockstates/frosted_obsidian.json

@@ -0,0 +1,16 @@
+{
+  "variants": {
+    "age=0": {
+      "model": "unicopia:block/frosted_obsidian_0"
+    },
+    "age=1": {
+      "model": "unicopia:block/frosted_obsidian_1"
+    },
+    "age=2": {
+      "model": "unicopia:block/frosted_obsidian_2"
+    },
+    "age=3": {
+      "model": "unicopia:block/frosted_obsidian_3"
+    }
+  }
+}

src/main/resources/assets/unicopia/models/block/frosted_obsidian_0.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:block/cube_all",
+  "textures": {
+    "all": "unicopia:block/frosted_obsidian_0"
+  }
+}

src/main/resources/assets/unicopia/models/block/frosted_obsidian_1.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:block/cube_all",
+  "textures": {
+    "all": "unicopia:block/frosted_obsidian_1"
+  }
+}

src/main/resources/assets/unicopia/models/block/frosted_obsidian_2.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:block/cube_all",
+  "textures": {
+    "all": "unicopia:block/frosted_obsidian_2"
+  }
+}

src/main/resources/assets/unicopia/models/block/frosted_obsidian_3.json

@@ -0,0 +1,6 @@
+{
+  "parent": "minecraft:block/cube_all",
+  "textures": {
+    "all": "unicopia:block/frosted_obsidian_3"
+  }
+}

src/main/resources/data/minecraft/tags/blocks/dragon_immune.json

@@ -0,0 +1,6 @@
+{
+  "replace": false,
+  "values": [
+    "unicopia:frosted_obsidian"
+  ]
+}

src/main/resources/data/minecraft/tags/blocks/mineable/pickaxe.json

@@ -1,6 +1,7 @@
 {
   "replace": false,
   "values": [
-    "unicopia:rocks"
+    "unicopia:rocks",
+    "unicopia:frosted_obsidian"
   ]
 }

src/main/resources/data/minecraft/tags/blocks/needs_diamond_tool.json

@@ -0,0 +1,6 @@
+{
+  "replace": false,
+  "values": [
+    "unicopia:frosted_obsidian"
+  ]
+}