| 摘要 |
An image display device including a data expanding unit for reading divided data specified by a read command from among plural divided data stored in an HDD and expanding the divided data in a memory from and in which data can be read and written at a higher speed than data are read and written from and in the HDD, a degree of detail determining unit for determining the degree of detail of drawing of each of the polygon models in consideration of a point of view in a virtual space, and a polygon model constructing unit for referring to the divided data expanded in the memory and constructing a polygon model having vertices whose number corresponds to the degree of detail, and for outputting a read command specifying divided data to be read to the data expanding unit. |
