[MapProxy] Oversampling existing caches / tms services
Travis Kirstine
traviskirstine at gmail.com
Fri Mar 1 14:34:56 PST 2013
I'm try to over sample images from a tms and having issues. The tms is
only cached to zoom level 20 and I would like to serve it out to level 21.
It appears that mapproxy fails to properly stitch together the images and
the same image is displayed multiple times, see here:
http://www.firstbasesolutions.com/images/mapproxy_oversample.jpg
layers:
- name: 1237YORK
title: York Region 2012
sources: [1237YORK_cache]
caches:
1237YORK_cache:
grids: [spherical_mercator] # output cache
sources: [1237YORK_tms]
meta_buffer: 0
meta_size: [1,1]
format: my_format
disable_storage: true
sources:
1237YORK_tms:
type: tile
url:
http://localhost:8080/mapcache_wmts/tms/1.0.0/1237YORK_mapcache@gmaps/%(tms_path)s.xxx
grid: spherical_mercator_20
grids:
spherical_mercator:
srs: 'EPSG:3857'
res_factor: 2
num_levels: 22 # 0-21
bbox: [-20037508, -20037508, 20037508, 20037508]
bbox_srs: 'EPSG:3857'
tile_size: [256,256]
origin: sw
spherical_mercator_20:
srs: 'EPSG:3857'
res_factor: 2
num_levels: 21 # 0-20
bbox: [-20037508, -20037508, 20037508, 20037508]
bbox_srs: 'EPSG:3857'
tile_size: [256,256]
origin: sw
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