<div dir="ltr"><span style="font-size:12.8px">Mingxia,</span><div><span style="font-size:12.8px"><br></span><div><span style="font-size:12.8px">That is by design - if you lock your camera azimuth (to north-up for example), you will be unable to rotate past the poles. You can disable the feature by calling EarthManipulator::getSettings()->setLockAzimuthWhilePanning(false).</span></div><div><span style="font-size:12.8px"><br></span></div><div><span style="font-size:12.8px">Hope this helps</span></div></div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Glenn Waldron</div></div></div></div>
<br><div class="gmail_quote">On Wed, Mar 1, 2017 at 9:08 PM, Mingxia Xie <span dir="ltr"><<a href="mailto:xmx0424@aliyun.com" target="_blank">xmx0424@aliyun.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi, all<br>
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Why the parameter _lock_azim_while_panning is set to lock in a camera heading when performing panning operations in OSGEarth EarthManipulator. I think this can lead to the problem of steering when rotates parallel to the north or south poles. My OSGEarth version is 2.7.<br>
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Thank you!<br>
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Cheers,<br>
Mingxia<br>
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