如何将'Weird' ESRI 切片 XYZ 格式转换为 XYZ



我需要访问一个Esri REST服务,它有一个奇怪的XYZ格式。例如:

在一个普通的XYZ服务上,z是14,而在这个特定的服务上,在同一高度上,z为8。

有人知道如何转换它们并使用";怪异的";OpenLayers上的一个?

这就是";正常的";服务:

/15/17122/11081.png

这就是";怪异的";一个:

/8/458/170

它们的位置大致相同,高度相等。

它是EPSG:25832投影的自定义平铺网格。在OpenLayers中设置网格所需的设置可以在中找到https://karte.breitbandmessung.de/servertmp/rest/services/Mobilfunkversorgung/MonitoringPortal_DT_4G/Mapserver?f=pjson只需要originresolutions,但包括范围将防止请求超出范围的瓦片-fullExtentxmax似乎有点太小,切断了该国最东部的边缘,所以我根据0级的3个瓦片宽的组成了一个范围

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8"/>
<link rel="stylesheet" href="https://openlayers.org/en/v6.4.3/css/ol.css" type="text/css">
<script src="https://openlayers.org/en/v6.4.3/build/ol.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/proj4js/2.6.1/proj4.js"></script>
<style>
html, body, .map {
margin: 0;
padding: 0;
width: 100%;
height: 100%;
}
</style>
</head>
<body>
<div id="map" class="map"></div> 
<script>
proj4.defs("EPSG:25832", "+proj=utm +zone=32 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs");
ol.proj.proj4.register(proj4);
var origin = [233184, 6120719];
var resolutions = [
1222.9948985513972,
611.4974492756991,
305.7487246378482,
152.87436231920458,
76.43718115960229,
38.21859057966118,
19.109295289886575,
9.5546476449433,
4.7773238224716374
];
//var extent = [280300, 5235800, 912300, 6106300];
var extent = [origin[0], origin[1] - 3 * 256 * resolutions[0], origin[0] + 3 * 256 * resolutions[0], origin[1]];
var map = new ol.Map({
target: 'map',
layers: [   
new ol.layer.Tile({
source: new ol.source.OSM(),
}),
new ol.layer.Tile({
source: new ol.source.XYZ({
url: "https://karte.breitbandmessung.de/servertmp/rest/services/Mobilfunkversorgung/MonitoringPortal_DT_4G/Mapserver/tile/{z}/{y}/{x}",
projection: "EPSG:25832",
tileGrid: new ol.tilegrid.TileGrid({
origin: origin,
extent: extent,
resolutions: resolutions,
tileSize: [256, 256],
}),
}),
opacity: 0.5,
}),
],
view: new ol.View({
projection: "EPSG:25832", 
})
});

map.getView().fit(extent);
</script>
</body>
</html>

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