<div dir="ltr">ok，thanks a lot~<div><br>在 2020年7月2日星期四 UTC+8下午3:01:34，Robert Osfield写道：<blockquote class="gmail_quote" style="margin: 0;margin-left: 0.8ex;border-left: 1px #ccc solid;padding-left: 1ex;">Please upgrade to OpenSceneGraph-3.6.5.  It contains various improvements. including to the intersection code.<br></blockquote></div></div>

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