Rendering

src/main/java/net/brokenmoon/afloydwiremod/api/AbstractWireTile.java

@@ -54,8 +54,4 @@ public abstract class AbstractWireTile extends BlockContainer {
         //Singleplayer
         ((IEntityPlayer)player).displayGuiSettings(chip);
     }
-    @Override
-    public int getRenderType(){
-        return 28;
-    }
 }

src/main/java/net/brokenmoon/afloydwiremod/api/AbstractWireTileSided.java

@@ -135,4 +135,9 @@ public abstract class AbstractWireTileSided extends AbstractWireTile{
     public boolean renderAsNormalBlock() {
         return false;
     }
+
+    @Override
+    public int getRenderType(){
+        return 28;
+    }
 }

src/main/java/net/brokenmoon/afloydwiremod/mixin/MixinBlockRenderer.java

@@ -26,12 +26,7 @@ public class MixinBlockRenderer {
     @Inject(method = "Lnet/minecraft/src/RenderBlocks;renderBlockByRenderType(Lnet/minecraft/src/Block;III)Z", at = @At("HEAD"), cancellable = true)
     public void injectMethod(Block block, int i, int j, int k, CallbackInfoReturnable<Boolean> cir){
         if(block.getRenderType() == 28){
-            if(block instanceof AbstractWireTileSided) {
+            cir.setReturnValue(this.renderSidedBlock(block, i, j, k));
-                this.renderSidedBlock(block, i, j, k);
-            } else {
-                this.renderStandardBlock(block, i, j, k);
-            }
-            cir.setReturnValue(true);
         }
     }