[Tilecache] Current x value is too far from tile corner x

[Brian Case]

Jackey,


edit TileCache/Layer.py
in the method getCell()
change

        x = int(x0)
        y = int(y0)

to

        x = round(x0)
        y = round(y0)

Brian


On Thu, 2012-01-19 at 17:08 +0800, Jackey Cheung wrote:
> Hi all,
> 
> I'm having this error lately, driving me mad.
> 
> The map works fine mostly, unless I zoom in to the last few level.
> After zoomed in, the error starts popping up. The error persists with
> or without using sperical mercator. Below are the settings of
> TileCache and OpenLayers.
> 
> 
> TileCache:
> [4326en]
> type=WMSLayer
> url=http://localhost/wms.php?lang=en
> layers=national_border
> extension=png
> metaSize=10,10
> sendfile=yes
> metaTile=true
> #extent_type=loose
> bbox=-180,-90,180,90
> #spherical_mercator=true
> resolutions=1.40625,0.703125,0.3515625,0.17578125,0.087890625,0.0439453125,0.02197265625,0.010986328125,0.0054931640625,0.00274658203125,0.001373291015625,0.0006866455078125,0.00034332275390625,0.000171661376953125,0.0000858306884765625,0.00004291534423828125,0.00002145767211914062,0.00001072883605957031,0.00000536441802978515,0.00000268220901489257,0.0000013411045074462891,0.00000067055225372314453
> 
> 
> OpenLayers:
>        var options4326 =
>        {
>                resolutions:
> [0.17578125,0.0439453125,0.0054931640625,0.00274658203125,0.001373291015625,0.0006866455078125,0.00034332275390625,0.000171661376953125,0.0000858306884765625,0.00004291534423828125,0.00001072883605957031,0.00000536441802978515,0.00000268220901489257],
>                maxExtent: new OpenLayers.Bounds(-180,-90,180,90),
>                projection:"EPSG:4326",
>                controls: []
>        };
>        g_map = new OpenLayers.Map('map', options4326);
>        var bg = new OpenLayers.Layer.WMS("Base", tclinks,
>                    {layers:'4326en',format:'image/png'
>                     /*,sphericalMercator:true*/},
>                    {transitionEffect: 'resize'});
>        g_map.addLayer(bg);
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