| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a program which can perform realistic image expression of a collection object configured from a plurality of constituents with small processing load, an image formation system, and an information storage medium thereof. <P>SOLUTION: This program calculates a view point position of a virtual camera or a position of a character based on input information, arranges at least one out of an collection object for expressing a collection configured with a plurality of constituent objects by one object and a constituent object for expressing each constituent configured with the collection, and forms an image seen from the virtual camera. Whether the collection object is entered in a constituent display area specified according to the view point position of the virtual camera or the position of the character is determined. When it is in the constituent viewing area, the constituent object for expressing each of the constituents configuring the collection is arranged in the constituent viewing area, and the portion which is a part of the collection object and belonging to the constituent viewing area is made not to be displayed. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
