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How to carry out the Geoserver heat map service, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.

GeoServer is the J2EE implementation of OpenGIS Web server specification. GeoServer can be used to publish map data conveniently, allowing users to update, delete and insert feature data. It is relatively easy to share spatial geographic information among users through GeoServer. GeoServer is a community open source project that can be downloaded directly from the community website.

Using Geoserver can replace commercial data publishing software such as Arcgis Server, and release it according to OGC standard, which is compatible with most client software access.

The release structure of Geoserver can refer to the article "Geoserver Series: data Distribution structure" of this official account.

Geoserver can publish vector layers as grid layers, and by setting sld (the style file of geoserver), the layers can be displayed as thermal maps.

The reference URL for sld settings is: http://docs.geoserver.org/latest/en/user/styling/sld/extensions/rendering-transform.html

First of all, there must be a vector layer with weights. Determine the influence range of the thermal map according to the fields in the vector layer. The main content behind is to set the style of sld. There is a style of sld on the reference URL. The following key parameters are listed:

The field that sets the weight attribute, and there must be a field in the layer that indicates this:

Fields such as radiusPixels can be set to a fixed value or according to the attributes in the layer; / / the settings of the flag can be deleted. Here are the settings for the thermal map effect, including the color and the influence range of the attributes.

The_geom 0.6

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