Add proper copper material properties to the new lightning rod and waxed lightning rod variants.

Author: leMaik

chunky/src/java/se/llbit/chunky/chunk/BlockPalette.java

@@ -520,13 +520,26 @@ public static Map<String, Consumer<Block>> getDefaultMaterialProperties() {
       materialProperties.put(s + "weathered_copper_grate", weatheredCopperConfig);
       materialProperties.put(s + "weathered_copper_door", weatheredCopperConfig);
       materialProperties.put(s + "weathered_copper_trapdoor", weatheredCopperConfig);
+
+      materialProperties.put(s + "lightning_rod", block -> {
+        // apply copper attributes only to non-powered lightning rods
+        if (block instanceof LightningRod && !((LightningRod) block).isPowered()) {
+          copperConfig.accept(block);
+        }
+      });
+      materialProperties.put(s + "exposed_lightning_rod", block -> {
+        // apply copper attributes only to non-powered lightning rods
+        if (block instanceof LightningRod && !((LightningRod) block).isPowered()) {
+          exposedCopperConfig.accept(block);
+        }
+      });
+      materialProperties.put(s + "weathered_lightning_rod", block -> {
+        // apply copper attributes only to non-powered lightning rods
+        if (block instanceof LightningRod && !((LightningRod) block).isPowered()) {
+          weatheredCopperConfig.accept(block);
+        }
+      });
     }
-    materialProperties.put("minecraft:lightning_rod", block -> {
-      // apply copper attributes only to non-powered lightning rods
-      if (block instanceof LightningRod && !((LightningRod) block).isPowered()) {
-        copperConfig.accept(block);
-      }
-    });
     materialProperties.put("minecraft:small_amethyst_bud", block -> {
       block.emittance = 1.0f / 15f;
     });