[postgis-devel] [PostGIS] #853: topology.Envelope(TopoGeometry)

[PostGIS]

#853: topology.Envelope(TopoGeometry)
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 Reporter:  strk         |       Owner:  pramsey       
     Type:  enhancement  |      Status:  new           
 Priority:  medium       |   Milestone:  PostGIS Future
Component:  postgis      |     Version:  trunk         
 Keywords:               |  
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 Currently, calling ST_Envelope(TopoGeometry) relies on a cast from
 TopoGeometry to Geometry, which is more expensive than needed, when only
 the bounding box is of interest (say, in building an index)

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/853>
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