StateMap map = (new StateMap.Builder()).addPropertiesToIgnore(new IProperty[] {BlockPC.FACING}).build();
            ModelLoader.setCustomStateMapper(pc, map);

    OBJLoader.instance.addDomain(PokecubeAdv.ID.toLowerCase());
        Item item2 = Item.getItemFromBlock(PokecubeItems.getBlock("pc"));
        ModelLoader.setCustomModelResourceLocation(item2, 0,
                new ModelResourceLocation(PokecubeAdv.ID + ":pc", "inventory"));
        ModelLoader.setCustomModelResourceLocation(item2, 8,
                new ModelResourceLocation(PokecubeAdv.ID + ":pc", "inventory"));

{
    "forge_marker": 1,
    "defaults": {
        "textures": {
            "#pc_base": "pokecube_adventures:blocks/pc_base",
            "#pc_top": "pokecube_adventures:blocks/pc_top"
        },
        "model": "pokecube_adventures:pc.obj"
     },
    "variants": {
        "top=true": [{}],
        "inventory": [{
            "transform": "forge:default-block"
        }],
        "top=false": [{}],
        "inventory": [{
            "transform": "forge:default-block"
        }]
    }
}

    @Override
    public IBlockState getExtendedState(IBlockState state, IBlockAccess world, BlockPos pos)
    {
        List<String> visible = Lists.newArrayList();
        if (((Boolean) state.getValue(TOP)))
        {
            visible.add("pc_top");
        }
        else
        {
            visible.add("pc_base");
        }
        EnumFacing facing = (EnumFacing) state.getValue(FACING);
        facing = facing.rotateYCCW();

        TRSRTransformation transform = new TRSRTransformation(facing);
        OBJModel.OBJState retState = new OBJModel.OBJState(visible, true, transform);
        return ((IExtendedBlockState) this.state.getBaseState()).withProperty(OBJModel.OBJProperty.instance, retState);
    }