/usr/share/osgearth/maps/feature_occlusion_culling.earth is in osgearth-data 2.5.0+dfsg-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | <!--
osgEarth Sample - Feature Occlusion Culling
Demonstrates occlusion culling on feature labels.
-->
<map name="occlusion culling" type="geocentric" version="2">
<image name="readymap_imagery" driver="tms" visible="true">
<url>http://readymap.org/readymap/tiles/1.0.0/7/</url>
</image>
<elevation name="readymap_elevation" driver="tms">
<url>http://readymap.org/readymap/tiles/1.0.0/9/</url>
</elevation>
<model name="cities" driver="feature_geom">
<features name="cities" driver="ogr">
<url>/usr/share/osgearth/data/world.shp</url>
</features>
<styles>
<style type="text/css">
cities {
text-provider: annotation;
text-content: [cntry_name];
text-priority: [pop_cntry];
text-halo: #3f3f7f;
text-align: center_center;
text-declutter: true;
text-occlusion-cull: true;
altitude-clamping: terrain;
altitude-technique: scene;
}
</style>
</styles>
</model>
<options lighting="false"/>
<external>
<decluttering>
<out_animation_time> 0.0 </out_animation_time>
<in_animation_time> 0.25 </in_animation_time>
<min_animation_scale> 0.45 </min_animation_scale>
<min_animation_alpha> 0.35 </min_animation_alpha>
<sort_by_priority> true </sort_by_priority>
</decluttering>
</external>
</map>
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