Osg-OsgEarth使用“.earth”文件加载数据，加载在线地图、shp矢量数据、tms数据、tif数据

长江三角洲科学数据中心](http://nnu.geodata.cn:8008/index.html

<map>    
<image driver="tms" index="DOMT_Local" max_level ="19" min_level = "0">
   <cache_policy usage="none"/>
   <url>http://nnu.geodata.cn:8009/DOM/tms.xml</url>
</image>      
</map>

矢量数据（地级城市驻地、国界线、经纬网、全国县级统计数据、省会城市、线状省界、中国地州界、中国湖泊、主要公路、主要河流）

<map name="WMS Radar returns" version="2">   
    <image name="t1" driver="tms">  
        <url>world10/tms.xml</url>  
    </image>  
 
    <model name="river" driver="feature_geom">
        <features name="heliu" driver="ogr">
            <url>shp/heliu.shp</url>
        </features>        
        <styles>
            <style type="text/css">
                states {
                   stroke:            #ff0000;
                   render-depth-test: false;
                   render-clip-plane: 0;
                   render-order:      1;
                }                    
            </style>
        </styles>        
    </model>
     
    <model name="boundaries" driver="feature_geom">
        <features name="china" driver="ogr">
            <url>shp/china.shp</url>
        </features>        
        <styles>
            <style type="text/css">
                states {
                   stroke:            #00ff00;
                   render-depth-test: false;
                   render-clip-plane: 0;
                   render-order:      1;
                }                    
            </style>
        </styles>        
    </model>
     
    <model name="route" driver="feature_geom">
        <features name="gonglu" driver="ogr">
            <url>shp/gonglu.shp</url>
        </features>        
        <styles>
            <style type="text/css">
                states {
                   stroke:            #0000ff;
                   render-depth-test: false;
                   render-clip-plane: 0;
                   render-order:      1;
                }                    
            </style>
        </styles>        
    </model>  
     
    <model name="lake" driver="feature_geom">
        <features name="hupo" driver="ogr">
            <url>shp/hupo.shp</url>
        </features>        
        <styles>
            <style type="text/css">
                states {
                   stroke:            #ffff00;
                   render-depth-test: false;
                   render-clip-plane: 0;
                   render-order:      1;
                }                    
            </style>
        </styles>        
    </model>
   
     
</map> 

tif数据

<map name="WorldMap" type="projected" version="2">  
    <image name="t1" driver="gdal">  
        <url>world.tif</url>  
    </image>  
    <options>
    <profile>eqc-wgs84</profile>
    </options>
</map> 

ArcGIS(我电脑上未实现效果，原因不明)

<map name="ArcGIS Online" type="geocentric" version="2">      
    <image name="arcgis-world-imagery" driver="arcgis">
        <url>http://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer</url>
<nodata_image>http://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer/tile/0/0/0.jpeg</nodata_image>
    </image>
    <image name="arcgis-transportation" driver="arcgis">
         <url>http://services.arcgisonline.com/ArcGIS/rest/services/Reference/World_Transportation/MapServer</url>
  </image>
    <image name="arcgis-reference-overlay" driver="arcgis">
        <url>http://services.arcgisonline.com/ArcGIS/rest/services/Reference/World_Boundaries_and_Places_Alternate/MapServer</url>
    </image>
    <options>
        <lighting>false</lighting>
          <terrain>
            <min_tile_range_factor>9</min_tile_range_factor>
        </terrain>
     </options>
</map>