| 摘要 |
PROBLEM TO BE SOLVED: To change the feeling of an object positioned in a three-dimensional virtual space by means of an external input, to extract it and to express it. SOLUTION: The feeling of the object in the three-dimensional virtual space is changed by the external output such as a keyboard and a sensor and expressed by another object. For example, in the case of a large quantity of fear, the object as a door is used and an image where the door being the original one 81 is changed into the one with nailed boards is displayed on a CRT monitor 44. Besides, the external input is fetched in this state, the image of the opened door 84 is displayed by way of the door 83 returned to the original one when the feeling is changed and, then, the feeling is expressed.
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