test

  @SideOnly(Side.CLIENT)
   public boolean shouldSideBeRendered(IBlockAccess p_149646_1_, int p_149646_2_, int p_149646_3_, int p_149646_4_, int p_149646_5_){

       if (this.field_150004_a){

           return super.shouldSideBeRendered(p_149646_1_, p_149646_2_, p_149646_3_, p_149646_4_, p_149646_5_);
       }

       else if (p_149646_5_ != 1 && p_149646_5_ != 0 && !super.shouldSideBeRendered(p_149646_1_, p_149646_2_, p_149646_3_, p_149646_4_, p_149646_5_)){

           return false;
       }

       else {

           int i1 = p_149646_2_ + Facing.offsetsXForSide[Facing.oppositeSide[p_149646_5_]];
           int j1 = p_149646_3_ + Facing.offsetsYForSide[Facing.oppositeSide[p_149646_5_]];
           int k1 = p_149646_4_ + Facing.offsetsZForSide[Facing.oppositeSide[p_149646_5_]];
           boolean flag = (p_149646_1_.getBlockMetadata(i1, j1, k1) & 8) != 0;
           return flag ? (p_149646_5_ == 0 ? true : (p_149646_5_ == 1 && super.shouldSideBeRendered(p_149646_1_, p_149646_2_, p_149646_3_, p_149646_4_, p_149646_5_) ? true : !func_150003_a(p_149646_1_.getBlock(p_149646_2_, p_149646_3_, p_149646_4_)) || (p_149646_1_.getBlockMetadata(p_149646_2_, p_149646_3_, p_149646_4_) & 8) == 0)) : (p_149646_5_ == 1 ? true : (p_149646_5_ == 0 && super.shouldSideBeRendered(p_149646_1_, p_149646_2_, p_149646_3_, p_149646_4_, p_149646_5_) ? true : !func_150003_a(p_149646_1_.getBlock(p_149646_2_, p_149646_3_, p_149646_4_)) || (p_149646_1_.getBlockMetadata(p_149646_2_, p_149646_3_, p_149646_4_) & 8) != 0));

       }

   }

   @SideOnly(Side.CLIENT)
   public boolean func_150003_a(Block p_150003_0_)
   {
       return p_150003_0_.getMaterial().isSolid();
       //return (p_150003_0_ instanceof BlockSlab) || (p_150003_0_ instanceof BlockStairs);
       //return p_150003_0_ == Blocks.stone_slab || p_150003_0_ == Blocks.wooden_slab;
   }