[postgis-devel] [PostGIS] #582: [raster] Create functions returning correct pixel size calculations

PostGIS trac at osgeo.org
Fri Apr 29 09:40:26 PDT 2011

#582: [raster] Create functions returning correct pixel size calculations
 Reporter:  dzwarg          |       Owner:  dzwarg               
     Type:  defect          |      Status:  new                  
 Priority:  medium          |   Milestone:  PostGIS Raster Future
Component:  postgis raster  |     Version:  trunk                
 Keywords:                  |  

Comment(by dzwarg):

 Replying to [comment:7 pracine]:
 > David, So I guess the conclusion to this is that we might want a
 ST_PixelSize function (maybe more a set of ST_PixelSizeX and ST_PixelSizeY
 or even better ST_PixelWidth and ST_PixelHeight), maybe a ST_Rotation and
 certainly a ST_SetRotation.
 > There is already a ticket for ST_SetRotation (#482) but not for
 ST_PixelHeight, ST_PixelWidth and ST_Rotation.
 > We could close this one and create a ticket for them (or mention them in
 the specifications of future versions).
 > Agreed?

 Agreed!  I created #928 for ST_PixelWidth, #929 for ST_PixelHeight.  How
 would ST_Rotation handle two different rotations (like when a pixel is

Ticket URL: <http://trac.osgeo.org/postgis/ticket/582#comment:8>
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