[mapguide-trac] #750: TransformMesh (from Raster Re-projection) does not get initialized properly when the RasterGridSize is set to something really big

MapGuide Open Source trac_mapguide at osgeo.org
Thu Nov 6 14:52:40 EST 2008


#750: TransformMesh (from Raster Re-projection) does not get initialized properly
when the RasterGridSize is set to something really big
------------------------+---------------------------------------------------
   Reporter:  tonyfang  |       Owner:  tonyfang
       Type:  defect    |      Status:  new     
   Priority:  medium    |   Milestone:          
  Component:  Server    |     Version:  2.0.1   
   Severity:  minor     |    Keywords:          
External_id:  1152327   |  
------------------------+---------------------------------------------------
 This is because of the way the TransformMesh is calculating the grid
 points.
 It is using a grid expansion factor of 20% of the RasterGridSize.
 If 20% of the RasterGridSize is greater than the actual width/height of
 the image, then the TransformMesh is calculated incorrectly.

 The solution is to set the RasterGridSize to the width/height of the image
 if it is greater than the width/height. TransformMesh's m_gridSize will be
 split out into m_gridSizeHeight and m_gridSizeWidth as part of this
 solution.

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Ticket URL: <http://trac.osgeo.org/mapguide/ticket/750>
MapGuide Open Source <http://mapguide.osgeo.org/>
MapGuide Open Source Internals


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