Anti-aliased image generating apparatus and anti-aliased image generating method

摘要

Anti-aliased image generating apparatus, the distribution information acquisition unit that acquires distribution information indicating a distribution of a plurality of Z value (601), polygon data expanding section for expanding the polygon data to the display coordinates as (602), Z at the representative point representative point pixel data generating unit that generates a pixel data including the value as (603), antialiasing method selecting section for selecting antialiasing method by using the Z value and distribution information included in the pixel data and the (604) and selected It comprises anti-aliasing processor for generating a graphic image by performing the anti-aliasing to pixels by antialiasing method and (605).