[ncl-talk] Image Resizing Issue

Dennis Shea shea at ucar.edu
Wed Mar 16 16:08:19 MDT 2016 

Often ...

**you learn a lot more answering a question than asking one!**

Please continue to answer ncl-talk questions.

D

On Wed, Mar 16, 2016 at 4:01 PM, sudipta sarkar <sdptsarkar2 at gmail.com>
wrote:

> Hi Rick
> Thanks for opening my eyes too. Sorry Kerwyn for misleading you. I was
> also under the wrong impression all these time.
> You never stop learning!!
>
>
> On Wed, Mar 16, 2016 at 5:48 PM, Rick Brownrigg <brownrig at ucar.edu> wrote:
>
>> Hi all,
>>
>> I certainly appreciate Sudipta's participation here, but this would not
>> work:
>>
>> wks = gsn_open_wks(wks_type,"test")
>>   wks at wkWidth = 2500
>>   wks at wkHeight = 2500
>>
>> For various esoteric reasons, the resources have to specified at the time
>> the workstation is created, and the correct form is (oddly enough), what
>> Kerwyn originally had:
>>
>> wks_type = "png"
>> wks_type at wkWidth = 2500
>> wks_type at wkHeight = 2500
>> wks = gsn_open_wks(wks_type, "test")
>>
>> However, the error messages being reported do not make sense in this
>> context, and I agree with Sudipta that there must be something else going
>> on on the script, and perhaps the whole thing could be posted.
>>
>> Here's a simple script from our examples that demonstrates this:
>>
>> begin
>>
>>   a = addfile("$NCARG_ROOT/lib/ncarg/data/cdf/uv300.nc","r")
>>
>>   u = a->U(0,:,:)
>>
>>
>>   wks_type = "png"
>>
>>   wks_type at wkWidth = 2500
>>
>>   wks_type at wkHeight = 2500
>>
>>   wks = gsn_open_wks(wks_type,"gsn_xy")
>>
>>   ;;These do not work; uncomment and comment out the wks_type@ versions
>> above to demonstrate
>>
>>   ;wks at wkWidth = 2500
>>
>>   ;wks at wkHeight = 2500
>>
>>
>>   res                        = True                        ; plot mods
>> desired
>>
>>   res at tiYAxisString          = u at long_name + " "+u at units   ; add units
>> to title
>>
>>   res at tiMainString          = "Example of gsn_y"      ; title
>>
>>   plot=gsn_y(wks,u(:,30),res)
>>
>>
>> end
>>
>> Hope this helps...
>> Rick
>>
>> On Wed, Mar 16, 2016 at 3:17 PM, sudipta sarkar <sdptsarkar2 at gmail.com>
>> wrote:
>>
>>> I am sure you are doing something else wrong in the rest of the code.
>>> Please post the rest of the code. I just tried this and it works fine. Also
>>> what version of ncl are you using.
>>>
>>>
>>> On Wed, Mar 16, 2016 at 5:12 PM, Kerwyn Texeira <ktish86 at gmail.com>
>>> wrote:
>>>
>>>> Sorry again, but when I did exactly that, the same error showed up.  I
>>>> attached the figure for you to see how small it is.
>>>>
>>>> Script;
>>>>
>>>> wks_type = "png"
>>>>   wks = gsn_open_wks(wks_type,"test")
>>>>   wks at wkWidth = 2500
>>>>   wks at wkHeight = 2500
>>>>
>>>>
>>>> Error again;
>>>> warning:wkImageFileName is not a resource in the given object
>>>> warning:wkImageFormat is not a resource in the given object
>>>>
>>>> **Kerwyn
>>>>
>>>>
>>>>
>>>> On Wed, Mar 16, 2016 at 2:00 PM, sudipta sarkar <sdptsarkar2 at gmail.com>
>>>> wrote:
>>>>
>>>>> See my other email that I sent to the general list. when you do:
>>>>> wks_type = "png"
>>>>> then the variable "wks_type" is just a string variable.
>>>>> Its the variable "wks"  which is initiated as:
>>>>> wks = gsn_open_wks(wks_type,"test")
>>>>> that is the resource variable whose width and height can be set,
>>>>>
>>>>> Hope its clear now.
>>>>>
>>>>>
>>>>> On Wed, Mar 16, 2016 at 4:56 PM, Kerwyn Texeira <ktish86 at gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I don't thiking that I understand clearly.  When I state wks = True
>>>>>> or wks = "png" and did as you stated wks.wkWidth = 250 and wks.wkHeight =
>>>>>> 2500, I got the following errors again;
>>>>>>
>>>>>> warning:wkImageFileName is not a resource in the given object
>>>>>> warning:wkImageFormat is not a resource in the given object
>>>>>>
>>>>>> **Kerwyn
>>>>>>
>>>>>> On Wed, Mar 16, 2016 at 1:43 PM, sudipta sarkar <
>>>>>> sdptsarkar2 at gmail.com> wrote:
>>>>>>
>>>>>>> You have to first initialize wks as you have done and then do the
>>>>>>> following:
>>>>>>> Like wks.wkWidth = 2500
>>>>>>> Wks.wkHeight =2500
>>>>>>>
>>>>>>> On Wednesday, March 16, 2016, Kerwyn Texeira <ktish86 at gmail.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I did the following and I got the same error;
>>>>>>>>
>>>>>>>> wkWidth = 2500
>>>>>>>> wkHeight = 2500
>>>>>>>>
>>>>>>>> wks = gsn_open_wks("png", "test")
>>>>>>>>
>>>>>>>> Error:warning:wkImageFileName is not a resource in the given object
>>>>>>>> warning:wkImageFormat is not a resource in the given object
>>>>>>>>
>>>>>>>>
>>>>>>>> I'm not sure what is going on.
>>>>>>>>
>>>>>>>> **Kerwyn
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> On Wed, Mar 16, 2016 at 1:28 PM, Sudipta Sarkar <
>>>>>>>> sdptsarkar2 at gmail.com> wrote:
>>>>>>>>
>>>>>>>>> Hi Kerwyn
>>>>>>>>> "Wks_type" is just a string. You have to resize using the variable
>>>>>>>>> "wks". That's the one that is the resource variable
>>>>>>>>>
>>>>>>>>> Sent from my iPhone
>>>>>>>>>
>>>>>>>>> > On Mar 16, 2016, at 4:25 PM, Kerwyn Texeira <ktish86 at gmail.com>
>>>>>>>>> wrote:
>>>>>>>>> >
>>>>>>>>> > Hi nc-talk,
>>>>>>>>> >
>>>>>>>>> > I trying to resize my figures in "png" format but I'm having
>>>>>>>>> issues.  The size of the images are not changing.
>>>>>>>>> >
>>>>>>>>> > Script:
>>>>>>>>> >
>>>>>>>>> > wks_type = "png"
>>>>>>>>> > wks_type at wkWidth = 2500
>>>>>>>>> > wks_type at wkHeight = 2500
>>>>>>>>> > wks = gsn_open_wks(wks_type, "test")
>>>>>>>>> >
>>>>>>>>> > Error: warning:wkImageFileName is not a resource in the given
>>>>>>>>> object
>>>>>>>>> >          warning:wkImageFormat is not a resource in the given
>>>>>>>>> object
>>>>>>>>> >
>>>>>>>>> > Does anyone know how I can fix this?
>>>>>>>>> >
>>>>>>>>> > Appreciate it much!
>>>>>>>>> > **Kerwyn
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> >
>>>>>>>>> > _______________________________________________
>>>>>>>>> > ncl-talk mailing list
>>>>>>>>> > ncl-talk at ucar.edu
>>>>>>>>> > List instructions, subscriber options, unsubscribe:
>>>>>>>>> > http://mailman.ucar.edu/mailman/listinfo/ncl-talk
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
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>>
>
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