[GRASS-user] legend with logaritmic scale

Jarek Jasiewicz jarekj at amu.edu.pl
Mon Mar 17 02:35:06 EDT 2008


Hamish wrote:
> Jarek Jasiewicz wrote:
>
>   
>> I add to raster following color table:
>>
>> 0,001 0 0 56
>> 0,01 0 0 128
>> 0,1 0 0 255
>> 1 white
>> 10 255 0 0
>> 100 128 0 0
>> 1000 56 0 0
>>     
>
> I am not sure, but I think you have to use "." as the decimal point, not
> ",". Also if you like the RGB values can be separated by a ":" like
> "R:G:B" instead of "R G B". That doesn't really matter, it just makes it
> easier to read.
>
>
>   
>> the range of value is about 0.003-120, but most data are between 0.1
>> and 10, so logaritmic transformation wuld be good idea (unfortunately,
>> for some reason, I cannot logtransoform entire raster)
>>
>> Is posible to transform legend to display it in logaritmic scale??
>>     
>
> New for GRASS 6.3 is "r.colors -g" to use logarithmic scaling.
>
>
> Hamish
>
>
>
>       ____________________________________________________________________________________
> Be a better friend, newshound, and 
> know-it-all with Yahoo! Mobile.  Try it now.  http://mobile.yahoo.com/;_ylt=Ahu06i62sR8HDtDypao8Wcj9tAcJ 
>
>   
opps. comma is only due to polish formating of my mail, of course in 
grass I used "."
thanks for info on -g, but it isn't present in week before svn help? 
(d.legend)
Jarek


More information about the grass-user mailing list