| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve granularity of a half-tone image. <P>SOLUTION: A screen image generation method includes the steps of: arranging a plurality of polygons which have centers and are formed by peaks on a two-dimensional plane; changing angles of the plurality of polygons at every polygon around the centers; correcting positions of the centers of the respective polygons and positions of the peaks in accordance with the changed angles; dividing a region according to the corrected positions of the centers of the polygons and the positions of the peaks; and determining pixel values of pixels included in the divided regions. <P>COPYRIGHT: (C)2013,JPO&INPIT |
