[ka-Map-users] Tiles with black background

ramesh karra karrarm at yahoo.com
Thu Sep 21 15:36:52 EDT 2006


Another thing is that  if I use precache2.php to
create the cache, most(>95% of the time) of the time,
I get tiles created with black background! Could it be
some kind of timing issue?

Ramesh

--- ramesh karra <karrarm at yahoo.com> wrote:

> Thanks for your response paul!
> 
> Yes I am using 24 bit PNG. And it happens in all
> browsers and the actual tile image in the kacache
> directory is created like that not rendered by the
> browser!
> 
> Hope this information helps.
> 
> Ramesh
> 
> 
> 
> --- Paul Spencer <pspencer at dmsolutions.ca> wrote:
> 
> > Ramesh,
> > 
> > is the tile actually black or is it just rendered
> > this way by the  
> > browser (i.e. check the tile in the disk cache
> using
> > a graphics  
> > program).
> > 
> > are you using 24bit png (I'm guessing yes because
> it
> > looks like you  
> > are antialiasing?)
> > 
> > does this happen in all browsers or just IE?
> > 
> > Cheers
> > 
> > Paul
> > 
> > On 20-Sep-06, at 3:30 PM, ramesh karra wrote:
> > 
> > > Hi,
> > >
> > > Some times the tiles generated by
> mapserver/kaMap
> > have
> > > black background instead of the grey background(
> > color
> > > #EBEBEB) that is specified in my map file.
> > >
> > > I am attaching the screenshot of one such
> > occurrence.
> > > Usually, if I delete the cache and reload the
> page
> > it
> > > comes out correctly but as the scale(and the
> > number of
> > >   tiles) increases the chances of atleast one
> tile
> > > blackened is very high.
> > >
> > > Has anyone else encountered this problem? Is
> there
> > any
> > > solution to this?
> > >
> > > Thanks
> > > Ramesh
> > >
> > >
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> > 
> >
>
+-----------------------------------------------------------------+
> > |Paul Spencer                          
> > pspencer at dmsolutions.ca   |
> >
>
+-----------------------------------------------------------------+
> > |Chief Technology Officer                         
>  
> >              |
> > |DM Solutions Group Inc                
> > http://www.dmsolutions.ca/|
> >
>
+-----------------------------------------------------------------+
> > 
> > 
> > 
> > 
> > 
> 
> 
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