<div dir="ltr" gmail_original="1">If your goal is to have a heatmap of polygon overlaps - it's actually very simple. Use the Blending Mode to 'Multiply' for 'Features' and the layer will be rendered with darker colors at the regions of overlaps<div><br><div>See the screenshot <a href="https://mailtrack.io/trace/link/732b10cae06f133e97cdeeca8cc037a0b2bca537?w=cWdpcy11c2VyQGxpc3RzLm9zZ2VvLm9yZw&url=https%3A%2F%2Fi.imgur.com%2FfcdB7h6.png&userId=8747767&signature=9651e967590f9544">https://i.imgur.com/fcdB7h6.png</a><br clear="all"><div><div dir="ltr" class="gmail_signature"><div dir="ltr">---<div>Ujaval Gandhi</div><div>Spatial Thoughts</div><div><a href="https://mailtrack.io/trace/link/1be9ce20e165c06e6cb5dd4e4e0956d4dc28808e?w=cWdpcy11c2VyQGxpc3RzLm9zZ2VvLm9yZw&url=http%3A%2F%2Fwww.spatialthoughts.com&userId=8747767&signature=93852ec6d31da55c" target="_blank">www.spatialthoughts.com</a></div><div><br></div></div></div></div><br></div></div></div><br><img width="0" height="0" class="mailtrack-img" alt="" style="display:flex" src="https://mailtrack.io/trace/mail/w/cWdpcy11c2VyQGxpc3RzLm9zZ2VvLm9yZw/00b66a1a2a85ca1745b156989e4f34370825f0e6.png?u=8747767" ><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Aug 18, 2023 at 7:45 PM Daniela Friebel via QGIS-User <qgis-user@lists.osgeo.org> wrote:<br></div><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div dir="ltr"><div dir="ltr"><p class="MsoNormal"><a name="m_-4817224015437710395_m_-439631545228891369__olk_signature">Dear Community</a></p><p class="MsoNormal"> </p><p class="MsoNormal">I have a vectorlayer with many objects (polygons) that overlap. Now I want to create a new layer, where each overlap results in a separate object, which has an attribute with the number of overlaps.</p><p class="MsoNormal">I have already tried various things, but have not yet found a solution. With the "union" tool I can generate the overlaps as objects, but I cannot count the number of overlaps. </p><p class="MsoNormal">I am grateful for any help and hints.</p><p class="MsoNormal"> </p><p class="MsoNormal">(I would like to count the overlaps to eventually create a heatmap. If there is a completely different way of doing this, I would also appreciate a tip).</p><p class="MsoNormal"> </p><p class="MsoNormal">Kind regards</p><p class="MsoNormal">Daniela</p></div></div>
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