FIG. 2A is an enlarged schematic side cross-sectional view of a portion of the workpiece after patterning and developing a resist layer to form a plurality of discrete FIG. 2B is a schematic top plan view of the portion of the workpiece illustrated in FIG. 2A. FIG. 3A is a schematic side cross-sectional view of the workpiece after reflowing the shaping members to form a shaping structure.