Re: Averager usage

[Jan Kreft]

Steve,

this won't solve your compile problem, but I note you cast 0 to an id (j
is zero first time round). Could that lead to trouble?

Jan.

On Tue, 22 Jun 1999 address@hidden wrote:

> 
> waterID                = WaterClass object
> waterColumn            = List of WaterClass objects
> phytoID                = PhytoClass object
> phytoList              = List of PhytoClass objects
> chla, chlb, chlc, caro = instance variables of phytoID
> each waterID has a phytoList
> 
> I want to calculate the average of each separate pigment (chla..caro)
> for each individual species (phytoID) down the water column. i.e. the
> Averager object must iterate:
> 
> foreach phytoID
>    foreach pigment in [chla, chlb, chlc, caro]
>       print average across waterColumn
>    }
> }
> 
> My clumsy effort resulted in:
> 
>   averageID = [Averager createBegin: [self getZone]];
>   [averageID setCollection: waterColumn];
>   averageID = [averageID createEnd];
>   for (j=0;j<phyN;j++) {
>     for (i=1;i<=4;i++) {
>       [averageID setProbedSelector: M(getPigments:Species:):(id)i:(id)j];
>       [averageID update];
>       printf("%e ",[averageID getAverage]);
>     }
>   }
> 
> This leads to a compiler error:
> 
> OceanClass.m:481: warning: return type for `setProbedSelector:::' defaults to 
> id
> 
> The relevant includes are:
> #import <objectbase/SwarmObject.h>
> #import <objectbase.h>
> #import <simtoolsgui.h>
> #import <random.h>
> #import <analysis.h>
> #import <activity.h>
> 
> but the error is probably in the syntax of the setProbedSelector
> method. Any help appreciated
> 
> -- 
>   Steve Emsley                    Ecology & Epidemiology Group
> -----------------------------------------------------------------
>   address@hidden                   University of Warwick
> 
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