[postgis-devel] [PostGIS] #983: Optimize ST_AddIsoNode

PostGIS trac at osgeo.org
Tue May 24 02:06:40 PDT 2011

#983: Optimize ST_AddIsoNode
 Reporter:  strk      |       Owner:  strk         
     Type:  task      |      Status:  new          
 Priority:  medium    |   Milestone:  PostGIS 2.0.0
Component:  topology  |     Version:  trunk        
 Keywords:            |  
 When given a containing face > 0, ST_AddIsoNode currently still check for
 containment in all faces rather than just the given one.

 Also, when given null or 0 containing face, ST_AddIsoNode makes a double
 scan: one only checking for MBR, and another checking the actual

 Both cases can be optimized.

 The code I'm referring to entered the code base with r7222

Ticket URL: <http://trac.osgeo.org/postgis/ticket/983>
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