[gradsusr] Error setting parea in a loop

Abatan Abayomi yomiabatan69 at gmail.com
Sun Apr 14 14:11:57 EDT 2013


Jeff,

Thank you very much. I knew something was wrong with the line, but I could
not think straight as to which one. Now I have the figures.

Cheers,
Abayomi




On Sun, Apr 14, 2013 at 11:03 AM, Jeff Duda <jeffduda319 at gmail.com> wrote:

> Abayomi,
> You have a few syntax errors in that line
>
> What you have:
> 'set parea 'xlo 'xhi' 'ylo' 'yhi'
>
> What it should be:
> 'set parea 'xlo' 'xhi' 'ylo' 'yhi
>
> Note the addition and removal each of one ' symbol.
>
> Jeff
>
>
> On Sat, Apr 13, 2013 at 4:34 PM, Abatan Abayomi <yomiabatan69 at gmail.com>wrote:
>
>> Jeff,
>>
>> Thank you for that comment. It is working now, but not doing exactly what
>> I want. I am still having the problem with the parea:
>>
>> SET error:  Missing or invalid arguments for PAREA option
>> SET error:  Missing or invalid arguments for PAREA option
>>
>> =======
>> Help me check if the quotes are properly placed,
>> 'set parea 'xlo 'xhi' 'ylo' 'yhi'
>>
>> Note: I had earlier defined xlo, xhi, ylo, and yhi.
>> I want to be able to plot a figure with say 12 panels, but what I am
>> getting presently is 12
>> different plots.
>>
>> Thanks,
>> Abayomi
>>
>>
>>
>> On Sat, Apr 13, 2013 at 4:07 PM, Jeff Duda <jeffduda319 at gmail.com> wrote:
>>
>>> Hey Abayomi,
>>> The problem is with this line:
>>>
>>> 'define ho=loading.1(z=1,lon=2.375,lon=15.125,lat=2.375,lat=15.125)'
>>>
>>> As far as I know, you cannot display a variable using more than one
>>> dimension modification (i.e., you can only alter either z OR lat OR lon,
>>> but not more than one).  Instead, set the dimension environment to fix each
>>> dimension before issuing the define command.
>>>
>>> Jeff Duda
>>>
>>>
>>>  On Sat, Apr 13, 2013 at 3:40 PM, Abatan Abayomi <yomiabatan69 at gmail.com
>>> > wrote:
>>>
>>>>  Dear All,
>>>>
>>>> I am trying to make multiple plot (e.g. say 20) of a certain variable
>>>> using parea in a loop. I ran into problem shown below. I need your help.
>>>> =========
>>>> No hardcopy metafile open
>>>> All files closed; all defined objects released;
>>>> All GrADS attributes have been reinitialized
>>>> SET error:  Missing or invalid arguments for PAREA option
>>>> Data Request Error: Invalid dimension expression
>>>>   Attempt to set or modify varying dimension
>>>>   Variable = loading.1, Dimension = 0
>>>>   Error ocurred at column 1
>>>> DEFINE error:  Invalid expression.
>>>> Syntax Error:  Invalid Operand
>>>>   'ho' not a variable or function name
>>>>   Error ocurred at column 1
>>>> DISPLAY error:  Invalid expression
>>>>   Expression = ho
>>>> Hardcopy output file is closed
>>>> ga->
>>>>
>>>> ==========
>>>> My script is shown here:
>>>> 'reinit'
>>>> 'set map 1 1 6'
>>>> 'set font 4'
>>>> 'set mproj scaled'
>>>> *=======================
>>>>
>>>> 'sdfopen trial.nc'
>>>> 'q file'
>>>> 'set display color white'
>>>> 'c'
>>>> 'set grid off'
>>>> 'set strmden 5'
>>>> 'set lat 2.375 15.125'
>>>> 'set lon 2.375 15.125'
>>>> 'set mpdset hires'
>>>> *--------------------
>>>> 'set xlab off'
>>>> *'set xlab on'
>>>> *'set xlevs 4 8 12'
>>>> *--------------------
>>>> 'set ylab on'
>>>> 'set ylevs 4 8 12'
>>>> 'set grads off'
>>>> *-------------------------
>>>> dist_apart = 1.12
>>>> t1 = 0
>>>> row = 1
>>>> ylo = 7.08
>>>> yhi = 8.20
>>>> while(row<=1)
>>>> xlo = 0.42
>>>> xhi = 1.54
>>>> col = 1
>>>> while(col <= 1)
>>>> t1 = t1 + 1
>>>> *'set lat 2.375 15.125'
>>>> *'set lon 2.375 15.125'
>>>> 'set parea 'xlo 'xhi' 'ylo' 'yhi'
>>>> 'set t 't1
>>>> 'define ho=loading.1(z=1,lon=2.375,lon=15.125,lat=2.375,lat=15.125)'
>>>> 'set gxout shaded'
>>>> 'd ho'
>>>> xlo = xhi
>>>> xhi = xhi + dist_apart
>>>> col = col + 1
>>>> endwhile
>>>> yhi = ylo
>>>> ylo = yhi - dist_apart
>>>> row = row + 1
>>>> endwhile
>>>> 'close 1'
>>>> *'draw string 0.25 9.4 m'
>>>> *'run cbarn.gs 0.5 1 0.25 8.7'
>>>> *---------------------------------
>>>>
>>>> Thank you,
>>>> Abayomi
>>>>
>>>> --
>>>>
>>>>
>>>>           Trust in the Lord......
>>>>
>>>> *******************************************************************************************
>>>> *   Abayomi A. Abatan                             *   +1 515 572 4490(Home)       *
>>>> *   Geo. and Atmos. Sci.                           *   +1 515 294 1321(Office)       *
>>>> *   Iowa State University, Ames                 *   +1 515 203 9020(Cell)          *
>>>> *   Iowa. USA.                                          *
>>>>                                    *
>>>> *******************************************************************************************
>>>>
>>>>
>>>>
>>>> ****************************************************************************************************
>>>> *   Abayomi A. Abatan                             *   234-802-724-7846
>>>> (out of service)     *
>>>> *   Fed. Univ. of Tech.,                              *
>>>> 234-803-217-8815 (out of service)    *
>>>> *   SEMS, PMB 704 Akure                        *
>>>>                                    *
>>>> *   Ondo Nigeria.                                      *
>>>>                                            *
>>>> ****************************************************************************************************
>>>>
>>>>
>>>> _______________________________________________
>>>> gradsusr mailing list
>>>> gradsusr at gradsusr.org
>>>> http://gradsusr.org/mailman/listinfo/gradsusr
>>>>
>>>>
>>>
>>>
>>> --
>>> Jeff Duda
>>> Graduate research assistant
>>> University of Oklahoma School of Meteorology
>>> Center for Analysis and Prediction of Storms
>>>
>>> _______________________________________________
>>> gradsusr mailing list
>>> gradsusr at gradsusr.org
>>> http://gradsusr.org/mailman/listinfo/gradsusr
>>>
>>>
>>
>>
>> --
>>
>>
>>           Trust in the Lord......
>>
>> *******************************************************************************************
>> *   Abayomi A. Abatan                             *   +1 515 572 4490(Home)       *
>> *   Geo. and Atmos. Sci.                           *   +1 515 294 1321(Office)       *
>> *   Iowa State University, Ames                 *   +1 515 203 9020(Cell)          *
>> *   Iowa. USA.                                          *
>>                                  *
>> *******************************************************************************************
>>
>>
>>
>> ****************************************************************************************************
>> *   Abayomi A. Abatan                             *   234-802-724-7846
>> (out of service)     *
>> *   Fed. Univ. of Tech.,                              *
>> 234-803-217-8815 (out of service)    *
>> *   SEMS, PMB 704 Akure                        *
>>                                  *
>> *   Ondo Nigeria.                                      *
>>                                          *
>> ****************************************************************************************************
>>
>>
>> _______________________________________________
>> gradsusr mailing list
>> gradsusr at gradsusr.org
>> http://gradsusr.org/mailman/listinfo/gradsusr
>>
>>
>
>
> --
> Jeff Duda
> Graduate research assistant
> University of Oklahoma School of Meteorology
> Center for Analysis and Prediction of Storms
>
> _______________________________________________
> gradsusr mailing list
> gradsusr at gradsusr.org
> http://gradsusr.org/mailman/listinfo/gradsusr
>
>


-- 


          Trust in the Lord......
*******************************************************************************************
*   Abayomi A. Abatan                             *   +1 515 572 4490
(Home)       *
*   Geo. and Atmos. Sci.                           *   +1 515 294 1321
(Office)       *
*   Iowa State University, Ames                 *   +1 515 203 9020 (Cell)
        *
*   Iowa. USA.                                          *
                               *
*******************************************************************************************


****************************************************************************************************
*   Abayomi A. Abatan                             *   234-802-724-7846 (out
of service)     *
*   Fed. Univ. of Tech.,                              *   234-803-217-8815
(out of service)    *
*   SEMS, PMB 704 Akure                        *
                               *
*   Ondo Nigeria.                                      *
                                       *
****************************************************************************************************
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