Try setting your map resolution to 96 DPI the default is 72 RESOLUTION 96
Travis On 11/12/2007, Smith, Michael <[EMAIL PROTECTED]> wrote: > I am trying to set up a WMS on MapServer to provide an image catalog to > ArcGIS users (I am running latest release of MS4W on a Windows XP SP2 > box). The problem I run into is odd behavior with setting scale > thresholds. I see two issues: > > 1) When I set a MAXSCALEDENOM or MINSCALEDENOM property for my layer, > the number I put it in there is not the actual min/max scale that is > shown in ArcGIS. Instead the scale threshold shown in ArcGIS is 4/3 the > number I have in my .map file. For example if I want my scale threshold > in ArcGIS to be 50,000, I have to put 37,500 in my .map file. > > 2) I have 3 layers in my .map file, two are external overview images I > created with gdalwarp (following the steps outlined in > http://mapserver.gis.umn.edu/docs/howto/raster_data) and the third a > raster catalog with a tile index. My .map file is below. The problem > here is that if I use the MINSCALEDENOM and/or MAXSCALEDENOM in my layer > property for the catalog, and I include the overview images, then my > raster catalog does not render (it shows in the layer list in my client, > but nothing but white draws. If I remove the overview layers from my > .map file and try again, my catalog will work fine and honor the scale > thresholds I set (once I adjust them as in #1 above). If I remove the > catalog, the two overviews work correctly. Just not all 3. > > Clients I am using include ArcGIS 9.2 and Quantum GIS 0.9. I see the > behavior in both. > > Any suggestions? Are there WMS-specific tags I should use in my > METADATA section instead? > > *********** > Michael Smith > Maine DEP/OIT > > # > # Start of GMAP map file > # > # > NAME NW_DOQS > STATUS ON > SIZE 400 300 > SYMBOLSET ../etc/symbols.sym > EXTENT 396000 5093000 501000 5261000 > UNITS METERS > SHAPEPATH "../nw_doqs" > IMAGECOLOR 255 255 255 > FONTSET ../etc/fonts.txt > > OUTPUTFORMAT > NAME JPEG > DRIVER "GD/JPEG" > IMAGEMODE RGB > EXTENSION "jpeg" > FORMATOPTION "QUALITY=75,PROGRESSIVE=TRUE" > END > > OUTPUTFORMAT > NAME PNG8 > DRIVER "GD/PNG" > MIMETYPE "image/png" > EXTENSION PNG > IMAGEMODE PC256 > TRANSPARENT ON > END > > # > # Start of web interface definition > # > WEB > IMAGEPATH "/ms4w/tmp/ms_tmp/" > IMAGEURL "/ms_tmp/" > # For WMS > METADATA > "wms_title" "nw_doqs" > "wms_onlineresource" > "http://csu-eia1pcgis2.som.w2k.state.me.us/cgi-bin/mapserv.exe?map=c:/ms > 4w/apps/gmap/htdocs/nw_doqs.map&" > "wms_srs" "EPSG:26919" > END > END > > # > # Projection - required for WMS > # > PROJECTION > "init=epsg:26919" > END > > # > # Start of layer definitions > # > > LAYER > NAME nw_doqs100m > MINSCALEDENOM 375000 > METADATA > "wms_title" "NW DOQs 100m overview" > END > TYPE RASTER > STATUS ON > DATA overview100.jp2 > PROJECTION > "init=epsg:26919" > END > END > > LAYER > NAME nw_doqs10m > MINSCALEDENOM 37500 > MAXSCALEDENOM 375000 > METADATA > "wms_title" "NW DOQs 10m overview" > END > TYPE RASTER > STATUS ON > DATA overview10.jp2 > PROJECTION > "init=epsg:26919" > END > END > > LAYER > NAME nw_doqs > MAXSCALEDENOM 37500 > METADATA > "wms_title" "NW DOQs" > END > TILEINDEX "nw_doqs_index.shp" > TILEITEM "location" > TYPE RASTER > STATUS ON > PROJECTION > "init=epsg:26919" > END > END > > END # Map File > -- Travis K. Toronto, Canada ------------------------------------------------------------ "She knows there's no success like failure And that failure's no success at all." -Bob Dylan- ------------------------------------------------------------
