Patent ID: 6520861
Filing Date: 2003-02-18
Classification: A63F,G06T

Abstract:
An entertainment apparatus that displays a dynamic image, which is obtained by a virtual camera photographing an operatable object moving in a virtual world in accordance with contents of player's operation received through an operating unit, on a screen of a display unit, said entertainment apparatus comprising:a global weather deciding means for deciding weather at predetermined time intervals in each global area obtained by dividing a map expressing whole of said virtual world into a plurality of global areas, said weather being decided in accordance with a behavior model that sets a condition for the global area in question and in consideration of area information given in advance to said global area, with said condition being decided from a cyclically-changing event; a local weather deciding means for deciding weather at predetermined time intervals in each local area obtained by dividing each global area into a plurality of local areas, said weather being decided in accordance with weather of the global area in question, and in consideration of area information given in advance to the local area in question, with said weather of the global area being decided by said global weather deciding means; and an image reflecting means for obtaining weather of a local area that includes a location of the operatable object, from said local weather deciding means, and for reflecting the obtained weather on an image of the virtual world, which includes said operatable object, displayed on the screen of said display unit, with said location of the operatable object being decided by the contents of the player's operation received through the operating unit.