Sure do. One of the projection guru's might need to chime in here. I see there's another post with a similar theme that will be worth watching. Can you put together a test dataset?
Steve >>> On 5/4/2007 at 2:25 AM, in message <[EMAIL PROTECTED]>, anthony farrant <[EMAIL PROTECTED]> wrote: > Could this problem be due to the fact that I am using a polar projection? > I have noticed that several OS desktop GIS have proven to have difficulties > with these projections. DO you think that this could affect Mapserver's > reprojection of the points on zoom? > > > On 5/3/07, anthony farrant <[EMAIL PROTECTED]> wrote: >> No the layer state is good since it shows some of the points. >> >> To be precise I'm mapping Antarctica. When I zoom on Antarctica, the >> region directly on the coast of Antarctica is devoid of points (which >> should be there, since they were there on the first drawing) while on >> the periphery there are still points. So it's shows the layer "on the >> periphery of the zoom but not in the middle." When I pan or zoom >> closer on a specific region the points reappear. So basically it's a >> one unique level of zooming that part of the points disappear... >> >> Does this make any sense? It's quite frustrating. >> >> >> >> On 5/3/07, Steve Lime <[EMAIL PROTECTED]> wrote: >> > The precision shouldn't matter, I mean it shows up once right? Also, "tend > to disappear" implies it sort of works but I would expect all or nothing. > Perhaps you can clarify. >> > >> > Any chance the layer state (on/off/default) isn't being maintained between > zooms? >> > >> > Steve >> > >> > >>> anthony farrant <[EMAIL PROTECTED]> 05/03/07 8:58 AM >>> >> > Hello Mapserver users, >> > >> > I have a problem. I'm creating shapefiles dynamically and using them >> > with mapscript. Not only do I create the shapefile with shapefileObj >> > but I also create the dbf file to give it attributes. >> > >> > The result is very nice until the moment I first zoom in. Then all >> > points in the zoom scope tend to disappear! What despair! >> > >> > I'm at a loss as to what to do. >> > >> > I maybe should mention an oddity: in the DBF file, created through PHP >> > functions, the latitude and longitude are given a precision of 1 even >> > though I ask a precision of 10. It is given a precision of 1 *AND* the >> > rest of the precision is zeroes. Could this affect Mapserver printing >> > the points? >> > >> > Any help very welcome. Have a nice day, >> > >> > >> > Anthony >> > >> > >>
