In this paper, a drawing algorithm of contour lines with inner boundary constraints is obtained by the inner boundary curves of contour lines generated by using four-point method.

利用四点格式生成等值线图的内边界曲线，给出了带内边界约束条件的等值线图的绘制算法。

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In this paper, a drawing algorithm of contour lines with inner boundary constraints is obtained by the inner boundary curves of contour lines generated by using four-point method.

利用四点格式生成等值线图的内边界曲线，给出了带内边界约束条件的等值线图的绘制算法。

youdao