[postgis-devel] [PostGIS] #1336: [raster] Problem with ST_AsRaster() alignment

PostGIS trac at osgeo.org
Wed Nov 30 11:24:04 PST 2011


#1336: [raster] Problem with ST_AsRaster() alignment
----------------------------+-----------------------------------------------
 Reporter:  pracine         |       Owner:  pracine      
     Type:  defect          |      Status:  new          
 Priority:  medium          |   Milestone:  PostGIS 2.0.0
Component:  postgis raster  |     Version:  trunk        
 Keywords:                  |  
----------------------------+-----------------------------------------------

Comment(by dustymugs):

 If you check the individual metadata of each raster, you'll see that the
 Y-scale values differ.  1 vs -1.  I'll add a check to ST_SameAlignment to
 compare the absolute values for scale as there is no difference between 1
 and -1 in terms of scale, just direction.

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/1336#comment:3>
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