Hi Guan,
I am not seeing any messages about exceptions in my test TDS when I get
this behavior.
Ethan
On 4/6/2011 11:35 AM, Guan Wang wrote:
> Hi,
>
> Are you able to identify any exceptions thrown in the log file?
>
> Guan
>
> -----Original Message-----
> From: thredds-bounces@xxxxxxxxxxxxxxxx
> [mailto:thredds-bounces@xxxxxxxxxxxxxxxx] On Behalf Of Kyle Wilcox
> Sent: Wednesday, April 06, 2011 1:25 PM
> To: 'Ethan Davis'; thredds@xxxxxxxxxxxxxxxx; ncWMS email list
> Subject: Re: [thredds] [Ncwms-users] Odd black tile in TDS/WMS/Godiva2
>
> May still be an issue with the NcWMS trunk:
>
> http://staging.asascience.com/sandbox/kwilcox/ncwms-blackbox.png
>
>
> Dataset:
>
> http://tds.maracoos.org/thredds/SST.html?dataset=SST-Agg
>
> ---------
> Kyle Wilcox, Engineer
> Applied Science Associates
> 55 Village Square Drive
> South Kingstown, RI 02879
> p: (401) 789-6224
> e: kwilcox@xxxxxxxxxxxxxx
>
>
>> -----Original Message-----
>> From: Ethan Davis [mailto:edavis@xxxxxxxxxxxxxxxx]
>> Sent: Wednesday, April 06, 2011 12:56 PM
>> To: thredds@xxxxxxxxxxxxxxxx; ncWMS email list
>> Subject: Re: [Ncwms-users] [thredds] Odd black tile in TDS/WMS/Godiva2
>>
>> Hi Rich,
>>
>> Oddly, if you zoom around or play with the BBOX, you can get the black
>> box to go away. Here are two BBOX:
>>
>> BBOX=141.5,35.71111232908,145.11494567866,37.1
>> BBOX=142.0,35.71111232908,145.11494567866,37.1
>>
>> The first produces an image without a black box. The second produces an
>> image that is partially black. The only difference is in the first
>> value
>> (minx).
>>
>> I just set my test server up to serve this dataset (using the remote
>> OPeNDAP access) and I'm seeing the same problem. No useful log messages
>> in threddsServlet.log, catalina.out, or localhost.*.log.
>>
>> I'll look at this in the debugger later today or tomorrow to see if I
>> can figure out what is going on. Jon Blower might have some insight
>> into
>> what is happening here. I'm also wondering if the current ncWMS code
>> (which will be part of TDS 4.3) has solved this problem.
>>
>> Ethan
>>
>> On 4/6/2011 9:35 AM, Rich Signell wrote:
>>> TDS WMS folks,
>>> [I asked this on the ncWMS list, but though it would be wise to ask
>>> here as well]
>>>
>>> Have any of you seen this strange "black tile" behaviour in
>> TDS/ncWMS/Godiva2?
>>> I'm using the WMS on TDS 4.2.5, and clicking the "Godiva2" link on
>> the
>>> bottom of the page.
>>>
>>> When I look at some Fukushima forecast sea-surface temperature fields
>>> from
>> <http://geoport.whoi.edu/thredds/godiva2/godiva2.html?server=http://geo
>> port.whoi.edu/thredds/wms/ncom_relo/fukushima#>
>>> I see a black tile in the bottom right of my window for "water_temp"
>>> and other variables (except for sea_water_velocity, which is odd,
>>> since the eastward and northward velocity both have the black tile).
>>>
>>> In case you don't want to fire up your browser, here's what it looks
>> like:
>>> http://coast-enviro.er.usgs.gov/models/share/2011-04-06_0834.png
>>>
>>> Yet if I ask the WMS for a water_temp image over the same region for
>>> the same time, it looks fine:
>>> http://coast-enviro.er.usgs.gov/models/share/2011-04-06_0849.png
>>>
>>> If I click right click on the black tile in Godiva2 and copy "image
>>> location" I get
>>>
>> <http://geoport.whoi.edu/thredds/wms/ncom_relo/fukushima?LAYERS=water_t
>> emp&ELEVATION=0&TIME=2011-04-
>> 06T00%3A00%3A00.000Z&TRANSPARENT=true&STYLES=boxfill%2Frainbow&CRS=EPSG
>> %3A4326&COLORSCALERANGE=2%2C21&NUMCOLORBANDS=64&LOGSCALE=false&SERVICE=
>> WMS&VERSION=1.3.0&REQUEST=GetMap&EXCEPTIONS=XML&FORMAT=image%2Fpng&BBOX
>> =142.23782226564,32.757265625006,146.07398681642,36.593430175788&WIDTH=
>> 256&HEIGHT=256>
>>> which indeed returns black.
>>>
>>> If I copy the "image location" on a tile that works, I get
>>>
>> <http://geoport.whoi.edu/thredds/wms/ncom_relo/fukushima?LAYERS=water_t
>> emp&ELEVATION=0&TIME=2011-04-
>> 06T00%3A00%3A00.000Z&TRANSPARENT=true&STYLES=boxfill%2Frainbow&CRS=EPSG
>> %3A4326&COLORSCALERANGE=2%2C21&NUMCOLORBANDS=64&LOGSCALE=false&SERVICE=
>> WMS&VERSION=1.3.0&REQUEST=GetMap&EXCEPTIONS=XML&FORMAT=image%2Fpng&BBOX
>> =142.23782226564,36.593430175788,146.07398681642,40.429594726569&WIDTH=
>> 256&HEIGHT=256>
>>> which works fine.
>>>
>>> I really can't see any difference between these except for the
>> bounds.
>>>
>>> I'm mystified.
>>>
>>> Help?
>>>
>>> Thanks
>>> -Rich
>>>
>>>
>>>
>>
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