Yes, also check the manual for r.mapcalc (e.g. http://grass.fbk.eu/gdp/html_grass64/r.mapcalc.html), it is described there somewhere I think
On Tue, Jan 10, 2012 at 3:23 PM, Rainer M Krug <[email protected]> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > 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 <[email protected] > > <mailto:[email protected]>> 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: [email protected] <mailto:[email protected]> > > > >> Skype: RMkrug > > > _______________________________________________ grass-user mailing > > list [email protected] > > <mailto:[email protected]> > > http://lists.osgeo.org/mailman/listinfo/grass-user > > > > > > - -- > 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: [email protected] > > Skype: RMkrug > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.11 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iEYEARECAAYFAk8MLcIACgkQoYgNqgF2egoSMQCePKxF92PrrqiAwqo2OLmlthyf > NkgAnjfdAf6dx1lz02Rnyu4g5gkPUZi3 > =HmpG > -----END PGP SIGNATURE----- >
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