| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for drawing a bird's-eye view which allows the easy execution of visible region calculation of high accuracy and a recording medium recorded with the method for recording the bird's-eye view. SOLUTION: The processing to unconditionally draw the sides formed by the component element nearest from a visual point with each other, to composite these sides and to constitute the drawn component elements, then to decide whether the component elements to be drawn and the external shapes of the drawn component elements overlap or not, to depict the sides formed by the non-overlapping component elements to be drawn with each other as a result of the decision and to constitute a fresh drawn component elements by composting the visible sides of the component elements to be drawn and the external shapes of the drawn component elements is successively executed with all of the component elements. |
