[GRASS-user] Set default cell type to FCELL?

[Rainer M Krug]

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On 10/01/12 13:17, Paulo van Breugel wrote:
> When you include in any one of your multiplication a number with
> at least one decimal your result should be a floating raster.
> Perhaps not

so

oldmap * 1

results in a raster of the same type as oldmap,

where

oldmap * 1.0

would result in a FCELL?

> as easy as what you are asking for, but it shouldn't be too error
> prone, should it?

In principal not - but I have to check the whole simulation.

Thanks,

Rainer


> 
> Paulo
> 
> 
> On Tue, Jan 10, 2012 at 3:08 PM, Rainer M Krug <r.m.krug at gmail.com 
> <mailto:r.m.krug at gmail.com>> wrote:
> 
> On 10/01/12 12:50, Massimiliano Cannata wrote:
>> Hi, not sure to have understood what you want to do but maybe 
>> using r.mapcalc functions: - double(x)   -->     convert x to 
>> double-precision floating point - float(x)       -->    convert
>> x to single-precision floating point
> 
> Sorry for not being more clear.
> 
> What you suggest is exactly what I am doing - but it is very error 
> prone, as I have to put this into numerous calculations (this is
> part of a simulation model).
> 
> What I would like to do is tho change the default type from CELL
> to FCELL - i.e. whenever a new raster is created, it will *always*
> and *automatically* be saved in a FCELL raster, even if it only
> contains integer values, and not in a CELL raster.
> 
> Cheers,
> 
> Rainer
> 
> 
> 
>> Maxi
> 
>> On 01/10/2012 09:21 AM, Rainer M Krug wrote: -----BEGIN PGP
>> SIGNED MESSAGE----- Hash: SHA1
> 
>> Hi
> 
>> I have huge values in my raster cells and I am manually always 
>> setting thrm to FCELL. Is there a possibility to instruct GRASS
>> to use FCELL (or DCELL) as a default instead of CELL?
> 
>> Thanks
> 
>> Rainer
> 
> 
>> - -- Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc 
>> (Conservation Biology, UCT), Dipl. Phys. (Germany)
> 
>> Centre of Excellence for Invasion Biology Stellenbosch
>> University South Africa
> 
>> Tel :       +33 - (0)9 53 10 27 44 Cell:       +33 - (0)6 85 62
>> 59 98 Fax :       +33 - (0)9 58 10 27 44
> 
>> Fax (D):    +49 - (0)3 21 21 25 22 44
> 
>> email:      Rainer at krugs.de <mailto:Rainer at krugs.de>
> 
>> Skype:      RMkrug

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> 

- -- 
Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation
Biology, UCT), Dipl. Phys. (Germany)

Centre of Excellence for Invasion Biology
Stellenbosch University
South Africa

Tel :       +33 - (0)9 53 10 27 44
Cell:       +33 - (0)6 85 62 59 98
Fax :       +33 - (0)9 58 10 27 44

Fax (D):    +49 - (0)3 21 21 25 22 44

email:      Rainer at krugs.de

Skype:      RMkrug
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