在anuga中外边界和内边界多边形格式为:
如果多边形由n个点构成,则按照多边形的顺序在csv中,每一行为一个点的x,y坐标,封闭点不重复,共n行。例子,一个13边形:
484750.22274548747,4336322.387584907
485749.73482157453,4336291.1528325295
490276.0640586605,4336478.125017707
493493.48895052937,4334758.760392952
493187.0675322562,4332937.255295439
492744.4588169726,4331898.827155735
495876.7666482101,4332171.201749756
497919.576103365,4331949.897392114
499690.0109644992,4331592.4057374615
499775.12802513066,4328051.536015193
490190.946998029,4327966.418954561
487977.9034216112,4330809.328779653
484249.77616595355,4331524.312088956
该csv第一行不是字段名称,是数据。
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