Method isBlockNormalCube

src/main/java/net/minecraft/block/Block.java:349–352

Indicate if a material is a normal solid opaque cube

()

     * Indicate if a material is a normal solid opaque cube
     */
    public boolean isBlockNormalCube()
    {
        return this.blockMaterial.blocksMovement() && this.isFullCube();
    }

    /**
     * Used for nearly all game logic (non-rendering) purposes. Use Forge-provided isNormalCube(IBlockAccess, BlockPos)