fix: #8962 闭合多边形时，如果第一个值为NaN，导致最后值也为NaN，渲染不出连接线。#9162

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Ovilia merged 2 commits intoapache:masterfrom usagiring:master

Oct 15, 2018

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Commits on Oct 12, 2018

fix: apache#8962 闭合多边形时，如果第一个值为NaN，导致最后值也为NaN，渲染不出连接线。
usagiring
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Commits on Oct 15, 2018

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usagiring
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