return the correct butterfly when rendering (#119)

Co-authored-by: UltraProdigy <[email protected]>

src/main/java/forestry/apiculture/genetics/Bee.java

@@ -573,7 +573,7 @@ public class Bee extends IndividualLiving implements IBee {
         }
         // / Secondary Products
         for (Map.Entry<ItemStack, Float> entry : secondary.getProductChances().entrySet()) {
-            if (housing.getWorld().rand.nextFloat() < getFinalChance(entry.getValue() / 2, speed, prodModifier, 1f)) {
+            if (housing.getWorld().rand.nextFloat() < getFinalChance(entry.getValue() / 2f, speed, prodModifier, 1f)) {
                 products.add(entry.getKey().copy());
             }
         }

src/main/java/forestry/arboriculture/tiles/TileWood.java

@@ -95,8 +95,7 @@ public class TileWood extends TileEntity implements IStreamable {
         EnumWoodType woodType = wood.getWoodType();
 
         int amount = 1;
-        if (block instanceof BlockSlab) {
-            BlockSlab blockSlab = (BlockSlab) block;
+        if (block instanceof BlockSlab blockSlab) {
             if (blockSlab.isDoubleSlab()) {
                 amount = 2;
                 block = PluginArboriculture.blocks.slabs;
@@ -104,6 +103,7 @@ public class TileWood extends TileEntity implements IStreamable {
         }
 
         ItemStack itemStack = new ItemStack(block, amount);
+        if (itemStack.getItem() == null) return null;
         ItemBlockWood.saveToItemStack(woodType, itemStack);
         return itemStack;
     }

src/main/java/forestry/lepidopterology/render/RenderButterflyItem.java

@@ -66,13 +66,13 @@ public class RenderButterflyItem implements IItemRenderer {
     }
 
     private IButterfly initButterfly(ItemStack item) {
-        final IButterfly butterfly = ButterflyManager.butterflyRoot.getMember(item);
+        IButterfly butterfly = ButterflyManager.butterflyRoot.getMember(item);
         if (entity == null) {
             entity = new EntityButterfly(null, butterfly, 0, 0, 0);
         } else {
             entity.setIndividual(butterfly);
         }
-        return butterfly;
+        return entity.getButterfly();
     }
 
     private void renderButterflyItem(IButterfly butterfly, float translateX, float translateY, float translateZ) {