[mapguide-users] Tiling and other methods to improve performance

[Kori Maleski]

Working on MGO 1.2/ MGE2008 Release.  Will have it up shortly.

________________________________




Kori Maleski
Senior Application Developer
WEBSOFT DEVELOPERS, INC.
P: (530) 759-8754 ext 114
F: (530) 759-0923
kori.maleski at websoftdev.com
________________________________

 

-----Original Message-----
From: mapguide-users-bounces at lists.osgeo.org
[mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of Berdel, Brian
Sent: Monday, September 24, 2007 10:55 AM
To: MapGuide Users Mail List
Subject: RE: [mapguide-users] Tiling and other methods to improve
performance

I have a repeating error when I try to use the tilingengine

Title: Error
Message: Resource data was not found: LayerGroupData
StackTrace: Resource data was not found: LayerGroupData
Exception occurred in method MgTagManager.GetTag at line 395 in file
c:\build_bond_area\mapguide_open_source_v1.2\build_18.1\mgdev\server\src
\services\resource\TagManager.cpp

Date/Time: 9/24/2007 1:52:08 PM
================================================

I am using 1.2



C:\Program Files\Websoft Developers\FacilitiesMap Tiling
Engine>"C:\Program File
s\Websoft Developers\FacilitiesMap Tiling Engine\FmTilingEngine.exe" -u
Administ
rator -p admin -m SoleburyTwp

   FacilitiesMap Tiling Engine
     Release Version 1.0.0

     -u user:    Administrator
     -p password:***********
     -m map:    SoleburyTwp
     -g group    not specified
     -s scale    not specified
     -sx         not specified
     -sy         not specified
     -ex         not specified
     -ey         not specified
     -l log      not specified


 Preparing to Tile 'SoleburyTwp' Map Definition...

 Initializing Connection to MapGuide...Succeeded
 Tiling 'Base Layer Group' Layer Group...

 Scale: 1:98000   Finite Scale 1 of 12
 Tiles: 20 ( 5 Columns x 4 Rows )
 ...1...2...3

Brian  Berdel 
McMahon Associates, Inc. 
p: 215.283.9444
www.mcmtrans.com 
-----Original Message-----
From: mapguide-users-bounces at lists.osgeo.org
[mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of George
McLean
Sent: Thursday, September 20, 2007 11:26 AM
To: MapGuide Users Mail List
Subject: Re: [mapguide-users] Tiling and other methods to improve
performance

Thanks again Kori. I will be upgrading today and hopefully will see 
beautiful panning maps!

George


Kori Maleski wrote:
> George,
>
> Upgrade to 1.2, since the tiled maping/base layer performance is much
> better.
>
>
> Then use the tiling engine to pre-tile just the area of interest at
large
> scales.  Small scales you may tile the whole thing.
>
> This will reduce the number of tiles significantly.
>
>
> The tiling engine allows you to specify a bounding box in tile
row/columns.
> If you specify these bounds you can limit the tile generation to
required
> areas only.  This will have to be done for each zoom threshold -
easily done
> with a batch script.
>
> I generated a tiled base map for the entire state of California in
this
> manner.  I tiled the entirety of all the small scale thresholds and
then
> just specific areas of interest (urban centres) at large scale
thresholds.
>
> To reduce tiles (and the amount of space they require) - try to reduce
the
> number of thresholds.  Some may be unnecessary.
>
>
> Cheers,
>
> ________________________________
>
>
>
>
> Kori Maleski
> Senior Application Developer
> WEBSOFT DEVELOPERS, INC.
> P: (530) 759-8754 ext 114
> F: (530) 759-0923
> kori.maleski at websoftdev.com
> ________________________________
>
>  
>
> -----Original Message-----
> From: mapguide-users-bounces at lists.osgeo.org
> [mailto:mapguide-users-bounces at lists.osgeo.org] On Behalf Of George
McLean
> Sent: Wednesday, September 19, 2007 3:32 PM
> To: MapGuide Users Mail List
> Subject: [mapguide-users] Tiling and other methods to improve
performance
>
> Hello,
>
> I have a large base map that covers an area for an electric utility.
The 
> base map is in state plane grid coordinates and the map is about 100 
> miles in both X and Y. Most of this map in this 100x100 region is
blank 
> since we only have base information near where the utility's
facilities 
> are located. I am trying to improve performance by using tiles. I
would 
> like to have zoom levels in pretty close, maybe on the order of 1:500
as 
> well as zoom levels that much farther out. If I set this up with Base 
> Layers in studio and then generate tiles using Websoft's tiling engine

> for each zoom level, I will get a huge number of tiles. If I do not 
> generate tiles then performance is perceived as poor.
>
> Are there any better strategies for dealing with large base maps that 
> must be viewed both at the detail level and high zoom scales? I m
still 
> using MGOS 1.1 (maybe I should upgrade).
>
> Thanks,
>
> George McLean
>
>
>
> _______________________________________________
> mapguide-users mailing list
> mapguide-users at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/mapguide-users
>
> _______________________________________________
> mapguide-users mailing list
> mapguide-users at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/mapguide-users
>
>
>   

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