| 摘要 |
<p>PURPOSE:To unnecessitate issuing a graphic plotting request many times by allowing a user to designate the number of branches at the time of designating a coordinate value, as for the display of a line having branch points. CONSTITUTION:At the time of the designation of the number of branches of each coordinate, the preparation of a graphic command, and a plot processing when the graphic plotting request is issued by the user, the coordinate value and the number of branches at a graphic display position is designated by the number of branch designating means 10 in an application program, and a graphic command preparing means 21 is called in a graphic processing system 20. Then, a graphic command having an operation code and the number of coordinates, and the number of branches and coordinate value of each coordinate as elements is prepared by the graphic command preparing means 21. And also, the graphic is plotted by a plotting means 22 by referring to the number of branches of the graphic command prepared by the graphic command preparing means 21, and the graphic is displayed at a graphic display device 30.</p> |
